Inheritance diagram for ilObjSurvey:
Collaboration diagram for ilObjSurvey:
Public Member Functions | |
| ilObjSurvey ($a_id=0, $a_call_by_reference=true) | |
| Constructor public. | |
| create ($a_upload=false) | |
| create survey object | |
| update () | |
| update object data | |
| createReference () | |
| creates reference for object | |
| read ($a_force_db=false) | |
| read object data from db into object | |
| ilClone ($a_parent_ref) | |
| copy all entries of your object. | |
| delete () | |
| delete object and all related data | |
| deleteSurveyRecord () | |
| Deletes the survey from the database. | |
| deleteAllUserData () | |
| Deletes all user data of a survey. | |
| initDefaultRoles () | |
| init default roles settings | |
| notify ($a_event, $a_ref_id, $a_parent_non_rbac_id, $a_node_id, $a_params=0) | |
| notifys an object about an event occured Based on the event happend, each object may decide how it reacts. | |
| isComplete () | |
| Returns true, if a survey is complete for use. | |
| _isComplete ($obj_id) | |
| Returns true, if a survey is complete for use. | |
| & | _getGlobalSurveyData ($obj_id) |
| Returns an array with data needed in the repository, personal desktop or courses. | |
| saveCompletionStatus () | |
| Saves the completion status of the survey. | |
| duplicateQuestionForSurvey ($question_id) | |
| Takes a question and creates a copy of the question for use in the survey. | |
| insertQuestion ($question_id) | |
| Inserts a question in the survey and saves the relation to the database. | |
| insertQuestionblock ($questionblock_id) | |
| Inserts a questionblock in the survey and saves the relation to the database. | |
| saveToDb () | |
| Saves a survey object to a database. | |
| saveQuestionsToDb () | |
| Saves the survey questions to the database. | |
| getAnonymousId ($id) | |
| Checks for an anomyous survey id in the database an returns the id. | |
| getQuestionGUI ($questiontype, $question_id) | |
| Returns a question gui object to a given questiontype and question id. | |
| getQuestionType ($question_id) | |
| Returns the question type of a question with a given id. | |
| getSurveyId () | |
| Returns the survey database id. | |
| setAnonymize ($a_anonymize) | |
| set anonymize status | |
| getAnonymize () | |
| get anonymize status | |
| isAccessibleWithoutCode () | |
| Checks if the survey is accessable without a survey code. | |
| loadFromDb () | |
| Loads a survey object from a database. | |
| loadQuestionsFromDb () | |
| Loads the survey questions from the database. | |
| setStartDateEnabled ($enabled=false) | |
| Sets the enabled state of the start date. | |
| getStartDateEnabled () | |
| Gets the enabled state of the start date. | |
| setEndDateEnabled ($enabled=false) | |
| Sets the enabled state of the end date. | |
| getEndDateEnabled () | |
| Gets the enabled state of the end date. | |
| setAuthor ($author="") | |
| assign a meta data object to glossary object | |
| getShowQuestionTitles () | |
| Gets the status of the display_question_titles attribute. | |
| showQuestionTitles () | |
| Sets the question titles visible during the query. | |
| hideQuestionTitles () | |
| Sets the question titles hidden during the query. | |
| setInvitation ($invitation=0) | |
| Sets the invitation status. | |
| setInvitationMode ($invitation_mode=0) | |
| Sets the invitation mode. | |
| setInvitationAndMode ($invitation=0, $invitation_mode=0) | |
| Sets the invitation status and mode (a more performant solution if you change both). | |
| setIntroduction ($introduction="") | |
| Sets the introduction text. | |
| getAuthor () | |
| Gets the authors name. | |
| getInvitation () | |
| Gets the invitation status. | |
| getInvitationMode () | |
| Gets the invitation mode. | |
| getStatus () | |
| Gets the survey status. | |
| isOnline () | |
| Gets the survey status. | |
| isOffline () | |
| Gets the survey status. | |
| setStatus ($status=STATUS_OFFLINE) | |
| Sets the survey status. | |
| getStartDate () | |
| Gets the start date of the survey. | |
| canStartSurvey () | |
| Checks if the survey can be started. | |
| setStartDate ($start_date="") | |
| Sets the start date of the survey. | |
| getStartMonth () | |
| Gets the start month of the survey. | |
| getStartDay () | |
| Gets the start day of the survey. | |
| getStartYear () | |
| Gets the start year of the survey. | |
| getEndDate () | |
| Gets the end date of the survey. | |
| setEndDate ($end_date="") | |
| Sets the end date of the survey. | |
| getEndMonth () | |
| Gets the end month of the survey. | |
| getEndDay () | |
| Gets the end day of the survey. | |
| getEndYear () | |
| Gets the end year of the survey. | |
| getEvaluationAccess () | |
| Gets the learners evaluation access. | |
| setEvaluationAccess ($evaluation_access=EVALUATION_ACCESS_OFF) | |
| Sets the learners evaluation access. | |
| getIntroduction () | |
| Gets the introduction text. | |
| & | getExistingQuestions () |
| Gets the question id's of the questions which are already in the survey. | |
| & | getQuestionpoolTitles () |
| Get the titles of all available survey question pools. | |
| moveUpQuestion ($question_id) | |
| Moves a question up in the list of survey questions. | |
| moveDownQuestion ($question_id) | |
| Moves a question down in the list of survey questions. | |
| moveUpQuestionblock ($questionblock_id) | |
| Moves a questionblock up in the list of survey questions. | |
| moveDownQuestionblock ($questionblock_id) | |
| Moves a questionblock down in the list of survey questions. | |
| moveQuestions ($move_questions, $target_index, $insert_mode) | |
| Move questions and/or questionblocks to another position. | |
| removeQuestion ($question_id) | |
| Remove a question from the survey. | |
| removeConstraintsConcerningQuestion ($question_id) | |
| Remove constraints concerning a question with a given question_id. | |
| removeQuestions ($remove_questions, $remove_questionblocks) | |
| Remove questions from the survey. | |
| unfoldQuestionblocks ($questionblocks) | |
| Unfolds question blocks of a question pool. | |
| & | getQuestionblockTitles () |
| Returns the titles of all question blocks of the question pool. | |
| & | getQuestionblockQuestions ($questionblock_id) |
| Returns the question titles of all questions of a question block. | |
| & | getQuestionblockQuestionIds ($questionblock_id) |
| Returns the question id's of all questions of a question block. | |
| getQuestionblock ($questionblock_id) | |
| Returns the database row for a given question block. | |
| _getQuestionblock ($questionblock_id) | |
| Returns the database row for a given question block. | |
| _addQuestionblock ($title="", $owner=0) | |
| Adds a questionblock to the database. | |
| createQuestionblock ($title, $questions) | |
| Creates a question block for the survey. | |
| modifyQuestionblock ($questionblock_id, $title) | |
| Modifies a question block. | |
| deleteConstraints ($question_id) | |
| Deletes the constraints for a question. | |
| deleteConstraint ($constraint_id, $question_id) | |
| Deletes a constraint of a question. | |
| & | getSurveyQuestions ($with_answers=false) |
| Returns the survey questions and questionblocks in an array. | |
| & | getQuestiontypes () |
| Returns an array with all existing question types. | |
| setObligatoryStates ($obligatory_questions) | |
| Sets the obligatory states for questions in a survey from the questions form. | |
| & | getObligatoryStates () |
| Gets specific obligatory states of the survey. | |
| & | getSurveyPages () |
| Returns the survey pages in an array (a page contains one or more questions). | |
| getNextPage ($active_page_question_id, $direction) | |
| Returns the next "page" of a running test. | |
| & | getAvailableQuestionpools ($use_obj_id=false) |
| Returns the available question pools for the active user. | |
| getConstraints ($question_id) | |
| Returns the constraints to a given question or questionblock. | |
| _getConstraints ($survey_id) | |
| Returns the constraints to a given question or questionblock. | |
| & | getVariables ($question_id) |
| Returns all variables of a question. | |
| addConstraint ($to_question_id, $if_question_id, $relation, $value) | |
| Adds a constraint to a question. | |
| getAllRelations ($short_as_key=false) | |
| Returns all available relations. | |
| disinviteUser ($user_id) | |
| Disinvites a user from a survey. | |
| inviteUser ($user_id) | |
| Invites a user to a survey. | |
| inviteGroup ($group_id) | |
| Invites a group to a survey. | |
| inviteRole ($role_id) | |
| Invites a role to a survey. | |
| & | getInvitedUsers () |
| Returns a list of all invited users in a survey. | |
| deleteWorkingData ($question_id, $user_id) | |
| Deletes the working data of a question in the database. | |
| saveWorkingData ($question_id, $user_id, $anonymize_id, $value="", $text="") | |
| Saves the working data of a question to the database. | |
| loadWorkingData ($question_id, $user_id) | |
| Gets the working data of question from the database. | |
| startSurvey ($user_id, $anonymous_id) | |
| Starts the survey creating an entry in the database. | |
| finishSurvey ($user_id, $anonymize_id) | |
| Finishes the survey creating an entry in the database. | |
| isSurveyStarted ($user_id, $anonymize_id) | |
| Checks if a user already started a survey. | |
| getLastActivePage ($user_id) | |
| Returns the question id of the last active page a user visited in a survey. | |
| checkConstraint ($constraint_data, $working_data) | |
| Checks if a constraint is valid. | |
| & | getEvaluationForAllUsers () |
| & | getEvaluationByUser ($questions, $user_id, $anonymous_id="") |
| Calculates the evaluation data for a given user or anonymous id. | |
| getEvaluation ($question_id) | |
| Calculates the evaluation data for a question. | |
| & | getQuestions ($question_ids) |
| & | getQuestionblocks ($questionblock_ids) |
| & | getForbiddenQuestionpools () |
| getQuestionsTable ($sortoptions, $filter_text, $sel_filter_type, $startrow=0, $completeonly=0, $filter_question_type="", $filter_questionpool="") | |
| Calculates the data for the output of the question browser. | |
| getQuestionblocksTable ($sortoptions, $filter_text, $sel_filter_type, $startrow=0) | |
| Calculates the data for the output of the questionblock browser. | |
| & | _getQuestiontypes () |
| Creates a list of all available question types. | |
| to_xml () | |
| Returns a QTI xml representation of the survey. | |
| & | _instanciateQuestion ($question_id) |
| Creates an instance of a question with a given question id. | |
| importObject ($file_info, $survey_questionpool_id) | |
| Imports a survey from XML into the ILIAS database. | |
| from_xml ($xml_text) | |
| Imports the survey properties from XML into the survey object. | |
| & | _getAvailableSurveys ($use_object_id=false) |
| Set the title and the description of the meta data. | |
| _clone ($obj_id) | |
| Creates a 1:1 copy of the object and places the copy in a given repository. | |
| createExportDirectory () | |
| creates data directory for export files (data_dir/svy_data/svy_<id>/export, depending on data directory that is set in ILIAS setup/ini) | |
| getExportDirectory () | |
| get export directory of survey | |
| getExportFiles ($dir) | |
| get export files | |
| createImportDirectory () | |
| creates data directory for import files (data_dir/svy_data/svy_<id>/import, depending on data directory that is set in ILIAS setup/ini) | |
| getImportDirectory () | |
| get import directory of survey | |
| saveHeading ($heading="", $insertbefore) | |
| _getRefIdFromObjId ($obj_id) | |
| isAnonymousKey ($key) | |
| getUserSurveyCode () | |
| checkSurveyCode ($code) | |
| & | getSurveyCodes () |
| isSurveyCodeUsed ($code) | |
| createSurveyCodes ($nrOfCodes) | |
| getRandomSurveyCode () | |
| Returns a random survey code. | |
| _goto ($a_target, $a_access_code="") | |
| redirect script | |
| & | processCSVRow ($row, $quoteAll=FALSE, $separator=";") |
| Convertes an array for CSV usage. | |
Data Fields | |
| $survey_id | |
| $author | |
| $introduction | |
| $status | |
| $evaluation_access | |
| $start_date | |
| $startdate_enabled | |
| $end_date | |
| $enddate_enabled | |
| $questions | |
| $invitation | |
| $invitation_mode | |
| $anonymize | |
| $display_question_titles | |
Detailed Description
Definition at line 66 of file class.ilObjSurvey.php.
Member Function Documentation
| ilObjSurvey::_addQuestionblock | ( | $ | title = "", |
|
| $ | owner = 0 | |||
| ) |
Adds a questionblock to the database.
Adds a questionblock to the database
- Parameters:
-
string $title The questionblock title integer $owner The database id of the owner
- Returns:
- integer The database id of the newly created questionblock public
Definition at line 2117 of file class.ilObjSurvey.php.
References ilObject::$owner, $query, $result, and ilObject::$title.
Referenced by _clone().
{
global $ilDB;
$query = sprintf("INSERT INTO survey_questionblock (questionblock_id, title, owner_fi, TIMESTAMP) VALUES (NULL, %s, %s, NULL)",
$ilDB->quote($title . ""),
$ilDB->quote($owner . "")
);
$result = $ilDB->query($query);
return $ilDB->getLastInsertId();
}
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| ilObjSurvey::_clone | ( | $ | obj_id | ) |
Creates a 1:1 copy of the object and places the copy in a given repository.
Creates a 1:1 copy of the object and places the copy in a given repository
public
Definition at line 4416 of file class.ilObjSurvey.php.
References $_GET, $obj_id, $query, $result, $row, _addQuestionblock(), _getConstraints(), SurveyQuestion::_getOriginalId(), _getQuestionblock(), _instanciateQuestion(), and ilObjSurvey().
Referenced by ilObjSurveyGUI::cloneAllObject().
{
global $ilDB;
$original = new ilObjSurvey($obj_id, false);
$original->loadFromDb();
$newObj = new ilObjSurvey();
$newObj->setType("svy");
$newObj->setTitle($original->getTitle());
$newObj->setDescription($original->getDescription());
$newObj->create(true);
$newObj->createReference();
$newObj->putInTree($_GET["ref_id"]);
$newObj->setPermissions($_GET["ref_id"]);
// $newObj->notify("new",$_GET["ref_id"],$_GET["parent_non_rbac_id"],$_GET["ref_id"],$newObj->getRefId());
$newObj->author = $original->getAuthor();
$newObj->introduction = $original->getIntroduction();
$newObj->status = $original->getStatus();
$newObj->evaluation_access = $original->getEvaluationAccess();
$newObj->start_date = $original->getStartDate();
$newObj->startdate_enabled = $original->getStartDateEnabled();
$newObj->end_date = $original->getEndDate();
$newObj->enddate_enabled = $original->getEndDateEnabled();
$newObj->invitation = $original->getInvitation();
$newObj->invitation_mode = $original->getInvitationMode();
$newObj->anonymize = $original->getAnonymize();
$question_pointer = array();
// clone the questions
foreach ($original->questions as $key => $question_id)
{
$question = ilObjSurvey::_instanciateQuestion($question_id);
$question->id = -1;
$original_id = SurveyQuestion::_getOriginalId($question_id);
$question->saveToDb($original_id);
$newObj->questions[$key] = $question->getId();
$question_pointer[$question_id] = $question->getId();
}
$newObj->saveToDb();
// clone the questionblocks
$questionblocks = array();
$questionblock_questions = array();
$query = sprintf("SELECT * FROM survey_questionblock_question WHERE survey_fi = %s",
$this->ilias->db->quote($original->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows() > 0)
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($questionblock_questions, $row);
$questionblocks[$row["questionblock_fi"]] = $row["questionblock_fi"];
}
}
// create new questionblocks
foreach ($questionblocks as $key => $value)
{
$questionblock = ilObjSurvey::_getQuestionblock($key);
$questionblock_id = ilObjSurvey::_addQuestionblock($questionblock["title"], $questionblock["owner_fi"]);
$questionblocks[$key] = $questionblock_id;
}
// create new questionblock questions
foreach ($questionblock_questions as $key => $value)
{
$clonequery = sprintf("INSERT INTO survey_questionblock_question (questionblock_question_id, survey_fi, questionblock_fi, question_fi) VALUES (NULL, %s, %s, %s)",
$ilDB->quote($newObj->getSurveyId() . ""),
$ilDB->quote($questionblocks[$value["questionblock_fi"]] . ""),
$ilDB->quote($question_pointer[$value["question_fi"]] . "")
);
$cloneresult = $this->ilias->db->query($clonequery);
}
// clone the constraints
$constraints = ilObjSurvey::_getConstraints($original->getSurveyId());
foreach ($constraints as $key => $constraint)
{
$newObj->addConstraint($question_pointer[$constraint["for_question"]], $question_pointer[$constraint["question"]], $constraint["relation_id"], $constraint["value"]);
}
// clone the obligatory states
$query = sprintf("SELECT * FROM survey_question_obligatory WHERE survey_fi = %s",
$this->ilias->db->quote($original->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows() > 0)
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$clonequery = sprintf("INSERT INTO survey_question_obligatory (question_obligatory_id, survey_fi, question_fi, obligatory, TIMESTAMP) VALUES (NULL, %s, %s, %s, NULL)",
$this->ilias->db->quote($newObj->getSurveyId() . ""),
$this->ilias->db->quote($question_pointer[$row["question_fi"]] . ""),
$this->ilias->db->quote($row["obligatory"])
);
$cloneresult = $this->ilias->db->query($clonequery);
}
}
// clone meta data
$md = new ilMD($original->getId(),0,$original->getType());
$new_md =& $md->cloneMD($newObj->getId(),0,$newObj->getType());
}
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| & ilObjSurvey::_getAvailableSurveys | ( | $ | use_object_id = false |
) |
Set the title and the description of the meta data.
update meta data only Returns the available surveys for the active user Returns the available surveys for the active user
- Returns:
- array The available surveys public
Definition at line 4384 of file class.ilObjSurvey.php.
References $query, $rbacsystem, $result, $row, and ilObject::_hasUntrashedReference().
Referenced by ilObjSurveyGUI::createObject().
{
global $rbacsystem;
global $ilDB;
$result_array = array();
$query = "SELECT object_data.*, object_data.obj_id, object_reference.ref_id FROM object_data, object_reference WHERE object_data.obj_id = object_reference.obj_id AND object_data.type = 'svy' ORDER BY object_data.title";
$result = $ilDB->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
if ($rbacsystem->checkAccess("write", $row->ref_id) && (ilObject::_hasUntrashedReference($row->obj_id)))
{
if ($use_object_id)
{
$result_array[$row->obj_id] = $row->title;
}
else
{
$result_array[$row->ref_id] = $row->title;
}
}
}
return $result_array;
}
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| ilObjSurvey::_getConstraints | ( | $ | survey_id | ) |
Returns the constraints to a given question or questionblock.
Returns the constraints to a given question or questionblock
public
Definition at line 2590 of file class.ilObjSurvey.php.
References $query, $result, $row, and $survey_id.
Referenced by _clone().
{
global $ilDB;
$result_array = array();
$query = sprintf("SELECT survey_question_constraint.question_fi as for_question, survey_constraint.*, survey_relation.* FROM survey_question_constraint, survey_constraint, survey_relation WHERE survey_constraint.relation_fi = survey_relation.relation_id AND survey_question_constraint.constraint_fi = survey_constraint.constraint_id AND survey_question_constraint.survey_fi = %s",
$ilDB->quote($survey_id . "")
);
$result = $ilDB->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
array_push($result_array, array("id" => $row->constraint_id, "for_question" => $row->for_question, "question" => $row->question_fi, "short" => $row->shortname, "long" => $row->longname, "relation_id" => $row->relation_id, "value" => $row->value));
}
return $result_array;
}
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| & ilObjSurvey::_getGlobalSurveyData | ( | $ | obj_id | ) |
Returns an array with data needed in the repository, personal desktop or courses.
Returns an array with data needed in the repository, personal desktop or courses
- Returns:
- array resulting array public
Definition at line 562 of file class.ilObjSurvey.php.
References $obj_id, $result, and ilObjSurvey().
{
$survey = new ilObjSurvey($obj_id, false);
$survey->loadFromDb();
$result = array();
if (($survey->getTitle()) and ($survey->author) and (count($survey->questions)))
{
$result["complete"] = true;
}
else
{
$result["complete"] = false;
}
$result["evaluation_access"] = $survey->getEvaluationAccess();
return $result;
}
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| ilObjSurvey::_getQuestionblock | ( | $ | questionblock_id | ) |
Returns the database row for a given question block.
Returns the database row for a given question block
- Parameters:
-
integer $questionblock_id The database id of the question block
- Returns:
- array The database row of the question block public
Definition at line 2096 of file class.ilObjSurvey.php.
References $query, $result, and $row.
Referenced by _clone().
{
global $ilDB;
$query = sprintf("SELECT * FROM survey_questionblock WHERE questionblock_id = %s",
$ilDB->quote($questionblock_id)
);
$result = $ilDB->query($query);
$row = $result->fetchRow(DB_FETCHMODE_ASSOC);
return $row;
}
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| & ilObjSurvey::_getQuestiontypes | ( | ) |
Creates a list of all available question types.
Creates a list of all available question types
- Returns:
- array An array containing the available questiontypes public
Definition at line 3795 of file class.ilObjSurvey.php.
| ilObjSurvey::_getRefIdFromObjId | ( | $ | obj_id | ) |
Definition at line 4676 of file class.ilObjSurvey.php.
| ilObjSurvey::_goto | ( | $ | a_target, | |
| $ | a_access_code = "" | |||
| ) |
redirect script
- Parameters:
-
string $a_target
Definition at line 4816 of file class.ilObjSurvey.php.
References $ilErr, ilObject::$lng, $rbacsystem, ilSearch::_checkParentConditions(), and ilUtil::redirect().
{
global $rbacsystem, $ilErr, $lng;
include_once 'classes/class.ilSearch.php';
// Added this additional check (ParentConditions) to avoid calls of objects inside e.g courses.
// Will be replaced in future releases by ilAccess::checkAccess()
if ($rbacsystem->checkAccess("read", $a_target) and ilSearch::_checkParentConditions($a_target))
{
if (strlen($a_access_code))
{
ilUtil::redirect("survey/survey.php?cmd=run&ref_id=$a_target&accesscode=$a_access_code");
}
else
{
ilUtil::redirect("survey/survey.php?cmd=run&ref_id=$a_target");
}
}
else
{
$ilErr->raiseError($lng->txt("msg_no_perm_read_lm"), $ilErr->FATAL);
}
}
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| & ilObjSurvey::_instanciateQuestion | ( | $ | question_id | ) |
Creates an instance of a question with a given question id.
Creates an instance of a question with a given question id
- Parameters:
-
integer $question_id The question id
- Returns:
- object The question instance public
Definition at line 4038 of file class.ilObjSurvey.php.
References SurveyQuestion::_getQuestionType().
Referenced by _clone(), and to_xml().
{
$question_type = SurveyQuestion::_getQuestionType($question_id);
switch ($question_type) {
case "qt_nominal":
$question = new SurveyNominalQuestion();
break;
case "qt_ordinal":
$question = new SurveyOrdinalQuestion();
break;
case "qt_metric":
$question = new SurveyMetricQuestion();
break;
case "qt_text":
$question = new SurveyTextQuestion();
break;
}
$question->loadFromDb($question_id);
return $question;
}
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| ilObjSurvey::_isComplete | ( | $ | obj_id | ) |
Returns true, if a survey is complete for use.
Returns true, if a survey is complete for use
- Returns:
- boolean True, if the survey is complete for use, otherwise false public
Definition at line 540 of file class.ilObjSurvey.php.
References $obj_id, and ilObjSurvey().
{
$survey = new ilObjSurvey($obj_id, false);
$survey->loadFromDb();
if (($survey->getTitle()) and ($survey->author) and (count($survey->questions)))
{
return true;
}
else
{
return false;
}
}
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| ilObjSurvey::addConstraint | ( | $ | to_question_id, | |
| $ | if_question_id, | |||
| $ | relation, | |||
| $ | value | |||
| ) |
Adds a constraint to a question.
Adds a constraint to a question
- Parameters:
-
integer $to_question_id The question id of the question where to add the constraint integer $if_question_id The question id of the question which defines a precondition integer $relation The database id of the relation mixed $value The value compared with the relation public
Definition at line 2638 of file class.ilObjSurvey.php.
References $query, and $result.
Referenced by importObject().
{
$query = sprintf("INSERT INTO survey_constraint (constraint_id, question_fi, relation_fi, value) VALUES (NULL, %s, %s, %s)",
$this->ilias->db->quote($if_question_id),
$this->ilias->db->quote($relation),
$this->ilias->db->quote($value)
);
$result = $this->ilias->db->query($query);
if ($result == DB_OK) {
$constraint_id = $this->ilias->db->getLastInsertId();
$query = sprintf("INSERT INTO survey_question_constraint (question_constraint_id, survey_fi, question_fi, constraint_fi) VALUES (NULL, %s, %s, %s)",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($to_question_id),
$this->ilias->db->quote($constraint_id)
);
$result = $this->ilias->db->query($query);
}
}
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| ilObjSurvey::canStartSurvey | ( | ) |
Checks if the survey can be started.
Checks if the survey can be started
- Returns:
- integer public
Definition at line 1415 of file class.ilObjSurvey.php.
References $result, getEndDateEnabled(), getEndDay(), getEndMonth(), getEndYear(), getStartDateEnabled(), getStartDay(), getStartMonth(), getStartYear(), and getStatus().
{
$result = 0;
if ($this->getStartDateEnabled())
{
$epoch_time = mktime(0, 0, 0, $this->getStartMonth(), $this->getStartDay(), $this->getStartYear());
$now = mktime();
if ($now < $epoch_time) {
$result = SURVEY_START_START_DATE_NOT_REACHED;
}
}
if ($this->getEndDateEnabled())
{
$epoch_time = mktime(0, 0, 0, $this->getEndMonth(), $this->getEndDay(), $this->getEndYear());
$now = mktime();
if ($now > $epoch_time) {
$result = SURVEY_START_END_DATE_REACHED;
}
}
if ($this->getStatus() == STATUS_OFFLINE)
{
$result = SURVEY_START_OFFLINE;
}
return $result;
}
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| ilObjSurvey::checkConstraint | ( | $ | constraint_data, | |
| $ | working_data | |||
| ) |
Checks if a constraint is valid.
Checks if a constraint is valid
- Parameters:
-
array $constraint_data The database row containing the constraint data array $working_data The user input of the related question
- Returns:
- boolean true if the constraint is valid, otherwise false public
Definition at line 3092 of file class.ilObjSurvey.php.
References $data.
{
if (count($working_data) == 0)
{
return 0;
}
if ((count($working_data) == 1) and (strcmp($working_data[0]["value"], "") == 0))
{
return 0;
}
foreach ($working_data as $data)
{
switch ($constraint_data["short"])
{
case "<":
if ($data["value"] < $constraint_data["value"])
{
return 1;
}
break;
case "<=":
if ($data["value"] <= $constraint_data["value"])
{
return 1;
}
break;
case "=":
if ($data["value"] == $constraint_data["value"])
{
return 1;
}
break;
case "<>":
if ($data["value"] != $constraint_data["value"])
{
return 1;
}
break;
case ">=":
if ($data["value"] >= $constraint_data["value"])
{
return 1;
}
break;
case ">":
if ($data["value"] > $constraint_data["value"])
{
return 1;
}
break;
}
}
return 0;
}
| ilObjSurvey::checkSurveyCode | ( | $ | code | ) |
Definition at line 4716 of file class.ilObjSurvey.php.
References $ilUser, getUserSurveyCode(), isAnonymousKey(), and isSurveyStarted().
{
global $ilUser;
// check for the correct survey code
if (strcmp($ilUser->login, "anonymous") != 0)
{
$anonymize_key = $this->getUserSurveyCode();
if (strcmp(strtolower($anonymize_key), strtolower($code)) == 0)
{
return true;
}
else
{
return false;
}
}
else
{
if ($this->isAnonymousKey($code))
{
if ($this->isSurveyStarted("", $code) == 1)
{
return false;
}
else
{
return true;
}
}
else
{
return false;
}
}
return false;
}
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| ilObjSurvey::create | ( | $ | a_upload = false |
) |
create survey object
Definition at line 229 of file class.ilObjSurvey.php.
References ilObject::create(), and ilObject::createMetaData().
{
parent::create();
$this->createMetaData();
/*
if (!$a_upload)
{
$this->meta_data->setId($this->getId());
$this->meta_data->setType($this->getType());
$this->meta_data->setTitle($this->getTitle());
$this->meta_data->setDescription($this->getDescription());
$this->meta_data->setObject($this);
$this->meta_data->create();
}
*/
}
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| ilObjSurvey::createExportDirectory | ( | ) |
creates data directory for export files (data_dir/svy_data/svy_<id>/export, depending on data directory that is set in ILIAS setup/ini)
Definition at line 4527 of file class.ilObjSurvey.php.
References ilUtil::getDataDir(), ilObject::getId(), and ilUtil::makeDir().
{
$svy_data_dir = ilUtil::getDataDir()."/svy_data";
ilUtil::makeDir($svy_data_dir);
if(!is_writable($svy_data_dir))
{
$this->ilias->raiseError("Survey Data Directory (".$svy_data_dir
.") not writeable.",$this->ilias->error_obj->FATAL);
}
// create learning module directory (data_dir/lm_data/lm_<id>)
$svy_dir = $svy_data_dir."/svy_".$this->getId();
ilUtil::makeDir($svy_dir);
if(!@is_dir($svy_dir))
{
$this->ilias->raiseError("Creation of Survey Directory failed.",$this->ilias->error_obj->FATAL);
}
// create Export subdirectory (data_dir/lm_data/lm_<id>/Export)
$export_dir = $svy_dir."/export";
ilUtil::makeDir($export_dir);
if(!@is_dir($export_dir))
{
$this->ilias->raiseError("Creation of Export Directory failed.",$this->ilias->error_obj->FATAL);
}
}
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| ilObjSurvey::createImportDirectory | ( | ) |
creates data directory for import files (data_dir/svy_data/svy_<id>/import, depending on data directory that is set in ILIAS setup/ini)
Definition at line 4607 of file class.ilObjSurvey.php.
References ilUtil::getDataDir(), ilObject::getId(), and ilUtil::makeDir().
{
$svy_data_dir = ilUtil::getDataDir()."/svy_data";
ilUtil::makeDir($svy_data_dir);
if(!is_writable($svy_data_dir))
{
$this->ilias->raiseError("Survey Data Directory (".$svy_data_dir
.") not writeable.",$this->ilias->error_obj->FATAL);
}
// create test directory (data_dir/svy_data/svy_<id>)
$svy_dir = $svy_data_dir."/svy_".$this->getId();
ilUtil::makeDir($svy_dir);
if(!@is_dir($svy_dir))
{
$this->ilias->raiseError("Creation of Survey Directory failed.",$this->ilias->error_obj->FATAL);
}
// create import subdirectory (data_dir/svy_data/svy_<id>/import)
$import_dir = $svy_dir."/import";
ilUtil::makeDir($import_dir);
if(!@is_dir($import_dir))
{
$this->ilias->raiseError("Creation of Import Directory failed.",$this->ilias->error_obj->FATAL);
}
}
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| ilObjSurvey::createQuestionblock | ( | $ | title, | |
| $ | questions | |||
| ) |
Creates a question block for the survey.
Creates a question block for the survey
- Parameters:
-
string $title The title of the question block array $questions An array with the database id's of the question block questions public
Definition at line 2137 of file class.ilObjSurvey.php.
References $ilUser, $query, $questions, $result, ilObject::$title, deleteConstraints(), and moveQuestions().
Referenced by importObject(), and insertQuestionblock().
{
// if the selected questions are not in a continous selection, move all questions of the
// questionblock at the position of the first selected question
$this->moveQuestions($questions, $questions[0], 0);
// now save the question block
global $ilUser;
$query = sprintf("INSERT INTO survey_questionblock (questionblock_id, title, owner_fi, TIMESTAMP) VALUES (NULL, %s, %s, NULL)",
$this->ilias->db->quote($title),
$this->ilias->db->quote($ilUser->id)
);
$result = $this->ilias->db->query($query);
if ($result == DB_OK) {
$questionblock_id = $this->ilias->db->getLastInsertId();
foreach ($questions as $index)
{
$query = sprintf("INSERT INTO survey_questionblock_question (questionblock_question_id, survey_fi, questionblock_fi, question_fi) VALUES (NULL, %s, %s, %s)",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($questionblock_id),
$this->ilias->db->quote($index)
);
$result = $this->ilias->db->query($query);
$this->deleteConstraints($index);
}
}
}
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| ilObjSurvey::createReference | ( | ) |
creates reference for object
public
- Returns:
- integer reference_id of object
Reimplemented from ilObject.
Definition at line 266 of file class.ilObjSurvey.php.
References $result, and saveToDb().
{
$result = parent::createReference();
$this->saveToDb();
return $result;
}
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| ilObjSurvey::createSurveyCodes | ( | $ | nrOfCodes | ) |
Definition at line 4788 of file class.ilObjSurvey.php.
References $query, $result, and getSurveyId().
{
for ($i = 0; $i < $nrOfCodes; $i++)
{
$anonymize_key = md5((time() + ($i*$nrOfCodes)) . $this->getSurveyId());
$query = sprintf("INSERT INTO survey_anonymous (anonymous_id, survey_key, survey_fi, TIMESTAMP) VALUES (NULL, %s, %s, NULL)",
$this->ilias->db->quote($anonymize_key . ""),
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
}
}
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| ilObjSurvey::delete | ( | ) |
delete object and all related data
public
- Returns:
- boolean true if all object data were removed; false if only a references were removed
Reimplemented from ilObject.
Definition at line 320 of file class.ilObjSurvey.php.
References ilObject::deleteMetaData(), deleteSurveyRecord(), and removeQuestion().
{
$remove = parent::delete();
// always call parent delete function first!!
if (!$remove)
{
return false;
}
$this->deleteMetaData();
// Delete all survey questions, constraints and materials
foreach ($this->questions as $question_id)
{
$this->removeQuestion($question_id);
}
$this->deleteSurveyRecord();
return true;
}
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| ilObjSurvey::deleteAllUserData | ( | ) |
Deletes all user data of a survey.
Deletes all user data of a survey
public
Definition at line 393 of file class.ilObjSurvey.php.
References $query, $result, $row, and disinviteUser().
Referenced by deleteSurveyRecord().
{
$query = sprintf("SELECT user_fi FROM survey_invited_user WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$this->disinviteUser($row["user_fi"]);
}
$query = sprintf("DELETE FROM survey_finished WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_answer WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_anonymous WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
}
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| ilObjSurvey::deleteConstraint | ( | $ | constraint_id, | |
| $ | question_id | |||
| ) |
Deletes a constraint of a question.
Deletes a constraint of a question
- Parameters:
-
integer $constraint_id The database id of the constraint integer $question_id The database id of the question public
Definition at line 2221 of file class.ilObjSurvey.php.
References $query, and getSurveyId().
Referenced by moveQuestions().
{
$query = sprintf("DELETE FROM survey_constraint WHERE constraint_id = %s",
$this->ilias->db->quote($constraint_id)
);
$delresult = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_question_constraint WHERE constraint_fi = %s AND question_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($constraint_id),
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
$delresult = $this->ilias->db->query($query);
}
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| ilObjSurvey::deleteConstraints | ( | $ | question_id | ) |
Deletes the constraints for a question.
Deletes the constraints for a question
- Parameters:
-
integer $question_id The database id of the question public
Definition at line 2191 of file class.ilObjSurvey.php.
References $query, $result, $row, and getSurveyId().
Referenced by createQuestionblock().
{
$query = sprintf("SELECT * FROM survey_question_constraint WHERE question_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$query = sprintf("DELETE FROM survey_constraint WHERE constraint_id = %s",
$this->ilias->db->quote($row->constraint_fi)
);
$delresult = $this->ilias->db->query($query);
}
$query = sprintf("DELETE FROM survey_question_constraint WHERE question_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
$delresult = $this->ilias->db->query($query);
}
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| ilObjSurvey::deleteSurveyRecord | ( | ) |
Deletes the survey from the database.
Deletes the survey from the database
public
Definition at line 348 of file class.ilObjSurvey.php.
References $query, $result, $row, deleteAllUserData(), ilUtil::getDataDir(), and ilObject::getId().
Referenced by delete().
{
$query = sprintf("DELETE FROM survey_survey WHERE survey_id = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$query = sprintf("SELECT questionblock_fi FROM survey_questionblock_question WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$questionblocks = array();
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($questionblocks, $row["questionblock_fi"]);
}
if (count($questionblocks))
{
$query = "DELETE FROM survey_questionblock WHERE questionblock_id IN (" . join($questionblocks, ",") . ")";
$result = $this->ilias->db->query($query);
}
$query = sprintf("DELETE FROM survey_questionblock_question WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$this->deleteAllUserData();
// delete export files
$svy_data_dir = ilUtil::getDataDir()."/svy_data";
$directory = $svy_data_dir."/svy_".$this->getId();
if (is_dir($directory))
{
$directory = escapeshellarg($directory);
exec("rm -rf $directory");
}
}
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| ilObjSurvey::deleteWorkingData | ( | $ | question_id, | |
| $ | user_id | |||
| ) |
Deletes the working data of a question in the database.
Deletes the working data of a question in the database
- Parameters:
-
integer $question_id The database id of the question integer $user_id The database id of the user who worked through the question public
Definition at line 2813 of file class.ilObjSurvey.php.
References $_SESSION, $query, $result, $user_id, and getAnonymize().
{
$query = "";
if ($this->getAnonymize())
{
$query = sprintf("DELETE FROM survey_answer WHERE survey_fi = %s AND question_fi = %s AND anonymous_id = %s",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($_SESSION["anonymous_id"])
);
}
else
{
$query = sprintf("DELETE FROM survey_answer WHERE survey_fi = %s AND question_fi = %s AND user_fi = %s",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($user_id)
);
}
$result = $this->ilias->db->query($query);
}
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| ilObjSurvey::disinviteUser | ( | $ | user_id | ) |
Disinvites a user from a survey.
Disinvites a user from a survey
- Parameters:
-
integer $user_id The database id of the disinvited user public
Definition at line 2691 of file class.ilObjSurvey.php.
References $query, $result, $user_id, getInvitation(), and ilObject::getRefId().
Referenced by deleteAllUserData().
{
$query = sprintf("DELETE FROM survey_invited_user WHERE survey_fi = %s AND user_fi = %s",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($user_id)
);
$result = $this->ilias->db->query($query);
if ($this->getInvitation() == INVITATION_ON)
{
$userObj = new ilObjUser($user_id);
$userObj->dropDesktopItem($this->getRefId(), "svy");
}
}
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| ilObjSurvey::duplicateQuestionForSurvey | ( | $ | question_id | ) |
Takes a question and creates a copy of the question for use in the survey.
Takes a question and creates a copy of the question for use in the survey
- Parameters:
-
integer $question_id The database id of the question
- Returns:
- integer The database id of the copied question public
Definition at line 609 of file class.ilObjSurvey.php.
References $ilUser, getQuestionGUI(), and getQuestionType().
Referenced by insertQuestion().
{
global $ilUser;
$questiontype = $this->getQuestionType($question_id);
$question_gui = $this->getQuestionGUI($questiontype, $question_id);
$duplicate_id = $question_gui->object->duplicate(true);
return $duplicate_id;
}
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| ilObjSurvey::finishSurvey | ( | $ | user_id, | |
| $ | anonymize_id | |||
| ) |
Finishes the survey creating an entry in the database.
Finishes the survey creating an entry in the database
- Parameters:
-
integer $user_id The database id of the user who finishes the survey public
Definition at line 2985 of file class.ilObjSurvey.php.
References $query, $result, $user_id, getAnonymize(), and getSurveyId().
{
if ($this->getAnonymize())
{
$user_id = 0;
$query = sprintf("UPDATE survey_finished SET state = %s WHERE survey_fi = %s AND anonymous_id = %s",
$this->ilias->db->quote("1"),
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($anonymize_id . "")
);
}
else
{
$query = sprintf("UPDATE survey_finished SET state = %s WHERE survey_fi = %s AND user_fi = %s",
$this->ilias->db->quote("1"),
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($user_id . "")
);
}
$result = $this->ilias->db->query($query);
}
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| ilObjSurvey::from_xml | ( | $ | xml_text | ) |
Imports the survey properties from XML into the survey object.
Imports the survey properties from XML into the survey object
- Returns:
- mixed An array containing the constraints and questionblocks, false otherwise public
Definition at line 4205 of file class.ilObjSurvey.php.
References $result, domxml_open_mem(), hideQuestionTitles(), setAnonymize(), setAuthor(), ilObject::setDescription(), setEndDate(), setEndDateEnabled(), setEvaluationAccess(), setIntroduction(), setStartDate(), setStartDateEnabled(), setStatus(), ilObject::setTitle(), and showQuestionTitles().
Referenced by importObject().
{
$result = false;
$xml_text = preg_replace("/>\s*?</", "><", $xml_text);
$domxml = domxml_open_mem($xml_text);
$constraints = array();
$headings = array();
$questionblocks = array();
if (!empty($domxml))
{
$root = $domxml->document_element();
$this->setTitle($root->get_attribute("title"));
$item = $root;
$itemnodes = $item->child_nodes();
foreach ($itemnodes as $index => $node)
{
switch ($node->node_name())
{
case "qticomment":
$comment = $node->get_content();
if (strpos($comment, "ILIAS Version=") !== false)
{
}
elseif (strpos($comment, "Questiontype=") !== false)
{
}
elseif (strpos($comment, "Author=") !== false)
{
$comment = str_replace("Author=", "", $comment);
$this->setAuthor($comment);
}
else
{
$this->setDescription($comment);
}
break;
case "objectives":
$material = $node->first_child();
if (strcmp($material->get_attribute("label"), "introduction") == 0)
{
$mattext = $material->first_child();
$this->setIntroduction($mattext->get_content());
}
break;
case "qtimetadata":
$metadata_fields = $node->child_nodes();
foreach ($metadata_fields as $index => $metadata_field)
{
$fieldlabel = $metadata_field->first_child();
$fieldentry = $fieldlabel->next_sibling();
switch ($fieldlabel->get_content())
{
case "evaluation_access":
$this->setEvaluationAccess($fieldentry->get_content());
break;
case "author":
$this->setAuthor($fieldentry->get_content());
break;
case "description":
$this->setDescription($fieldentry->get_content());
break;
case "anonymize":
$this->setAnonymize($fieldentry->get_content());
break;
case "startdate":
$iso8601period = $fieldentry->get_content();
if (preg_match("/P(\d+)Y(\d+)M(\d+)DT(\d+)H(\d+)M(\d+)S/", $iso8601period, $matches))
{
$this->setStartDateEnabled(true);
$this->setStartDate(sprintf("%04d-%02d-%02d", $matches[1], $matches[2], $matches[3]));
}
break;
case "enddate":
$iso8601period = $fieldentry->get_content();
if (preg_match("/P(\d+)Y(\d+)M(\d+)DT(\d+)H(\d+)M(\d+)S/", $iso8601period, $matches))
{
$this->setEndDateEnabled(true);
$this->setEndDate(sprintf("%04d-%02d-%02d", $matches[1], $matches[2], $matches[3]));
}
break;
case "status":
$this->setStatus($fieldentry->get_content());
break;
case "display_question_titles":
if ($fieldentry->get_content() == QUESTIONTITLES_HIDDEN)
{
$this->hideQuestionTitles();
}
else
{
$this->showQuestionTitles();
}
}
if (preg_match("/questionblock_\d+/", $fieldlabel->get_content()))
{
$qb = $fieldentry->get_content();
preg_match("/<title>(.*?)<\/title>/", $qb, $matches);
$qb_title = $matches[1];
preg_match("/<questions>(.*?)<\/questions>/", $qb, $matches);
$qb_questions = $matches[1];
$qb_questions_array = explode(",", $qb_questions);
array_push($questionblocks, array(
"title" => $qb_title,
"questions" => $qb_questions_array
));
}
if (preg_match("/constraint_(\d+)/", $fieldlabel->get_content(), $matches))
{
$constraint = $fieldentry->get_content();
$constraint_array = explode(",", $constraint);
if (count($constraint_array) == 3)
{
array_push($constraints, array(
"for" => $matches[1],
"question" => $constraint_array[0],
"relation" => $constraint_array[1],
"value" => $constraint_array[2]
));
}
}
if (preg_match("/heading_(\d+)/", $fieldlabel->get_content(), $matches))
{
$heading = $fieldentry->get_content();
$headings[$matches[1]] = $heading;
}
}
break;
}
}
$result["questionblocks"] = $questionblocks;
$result["constraints"] = $constraints;
$result["headings"] = $headings;
}
return $result;
}
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| ilObjSurvey::getAllRelations | ( | $ | short_as_key = false |
) |
Returns all available relations.
Returns all available relations
public
Definition at line 2664 of file class.ilObjSurvey.php.
References $query, $result, and $row.
Referenced by importObject().
{
$result_array = array();
$query = "SELECT * FROM survey_relation";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
if ($short_as_key)
{
$result_array[$row->shortname] = array("short" => $row->shortname, "long" => $row->longname, "id" => $row->relation_id);
}
else
{
$result_array[$row->relation_id] = array("short" => $row->shortname, "long" => $row->longname);
}
}
return $result_array;
}
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| ilObjSurvey::getAnonymize | ( | ) |
get anonymize status
- Returns:
- integer status
Definition at line 892 of file class.ilObjSurvey.php.
Referenced by deleteWorkingData(), finishSurvey(), getEvaluation(), getLastActivePage(), isSurveyStarted(), loadWorkingData(), saveToDb(), saveWorkingData(), startSurvey(), and to_xml().
{
return $this->anonymize;
}
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| ilObjSurvey::getAnonymousId | ( | $ | id | ) |
Checks for an anomyous survey id in the database an returns the id.
Checks for an anomyous survey id in the database an returns the id
- Parameters:
-
string $id A 32 digit MD5 key
- Returns:
- object Anonymous survey id if found, empty string otherwise public
Definition at line 796 of file class.ilObjSurvey.php.
References ilObject::$id, $query, $result, and $row.
| ilObjSurvey::getAuthor | ( | ) |
Gets the authors name.
Gets the authors name of the SurveyQuestion object
- Returns:
- string The string containing the name of the questions author public
- See also:
- $author
Definition at line 1285 of file class.ilObjSurvey.php.
Referenced by to_xml().
{
return $this->author;
}
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| & ilObjSurvey::getAvailableQuestionpools | ( | $ | use_obj_id = false |
) |
Returns the available question pools for the active user.
Returns the available question pools for the active user
- Returns:
- array The available question pools public
Definition at line 2537 of file class.ilObjSurvey.php.
References $query, $rbacsystem, $result, $row, and ilObject::_hasUntrashedReference().
{
global $rbacsystem;
$result_array = array();
$query = "SELECT object_data.*, object_data.obj_id, object_reference.ref_id FROM object_data, object_reference WHERE object_data.obj_id = object_reference.obj_id AND object_data.type = 'spl'";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
if ($rbacsystem->checkAccess("write", $row->ref_id) && ($this->_hasUntrashedReference($row->obj_id)))
{
if ($use_obj_id)
{
$result_array[$row->obj_id] = $row->title;
}
else
{
$result_array[$row->ref_id] = $row->title;
}
}
}
return $result_array;
}
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| ilObjSurvey::getConstraints | ( | $ | question_id | ) |
Returns the constraints to a given question or questionblock.
Returns the constraints to a given question or questionblock
public
Definition at line 2568 of file class.ilObjSurvey.php.
References $query, $result, $row, and getSurveyId().
Referenced by getSurveyPages(), getSurveyQuestions(), and moveQuestions().
{
$result_array = array();
$query = sprintf("SELECT survey_constraint.*, survey_relation.* FROM survey_question_constraint, survey_constraint, survey_relation WHERE survey_constraint.relation_fi = survey_relation.relation_id AND survey_question_constraint.constraint_fi = survey_constraint.constraint_id AND survey_question_constraint.question_fi = %s AND survey_question_constraint.survey_fi = %s",
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
array_push($result_array, array("id" => $row->constraint_id, "question" => $row->question_fi, "short" => $row->shortname, "long" => $row->longname, "value" => $row->value));
}
return $result_array;
}
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| ilObjSurvey::getEndDate | ( | ) |
Gets the end date of the survey.
Gets the end date of the survey
- Returns:
- string Survey end date (YYYY-MM-DD) public
- See also:
- $end_date
Definition at line 1524 of file class.ilObjSurvey.php.
Referenced by saveToDb().
{
return $this->end_date;
}
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| ilObjSurvey::getEndDateEnabled | ( | ) |
Gets the enabled state of the end date.
Gets the enabled state of the end date
- Returns:
- boolean True for an enabled end date, false otherwise public
- See also:
- $end_date
Definition at line 1057 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
return $this->enddate_enabled;
}
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| ilObjSurvey::getEndDay | ( | ) |
Gets the end day of the survey.
Gets the end day of the survey
- Returns:
- string Survey end day public
- See also:
- $end_date
Definition at line 1570 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
if (preg_match("/(\d{4})-(\d{2})-(\d{2})/", $this->end_date, $matches))
{
return $matches[3];
}
else
{
return "";
}
}
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| ilObjSurvey::getEndMonth | ( | ) |
Gets the end month of the survey.
Gets the end month of the survey
- Returns:
- string Survey end month public
- See also:
- $end_date
Definition at line 1550 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
if (preg_match("/(\d{4})-(\d{2})-(\d{2})/", $this->end_date, $matches))
{
return $matches[2];
}
else
{
return "";
}
}
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| ilObjSurvey::getEndYear | ( | ) |
Gets the end year of the survey.
Gets the end year of the survey
- Returns:
- string Survey end year public
- See also:
- $end_date
Definition at line 1590 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
if (preg_match("/(\d{4})-(\d{2})-(\d{2})/", $this->end_date, $matches))
{
return $matches[1];
}
else
{
return "";
}
}
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| ilObjSurvey::getEvaluation | ( | $ | question_id | ) |
Calculates the evaluation data for a question.
Calculates the evaluation data for a question
- Parameters:
-
integer $question_id The database id of the question integer $user_id The database id of the user
- Returns:
- array An array containing the evaluation parameters for the question public
Definition at line 3270 of file class.ilObjSurvey.php.
References $counter, $query, $questions, $result, $row, getAnonymize(), getSurveyId(), getSurveyQuestions(), and getVariables().
{
$questions =& $this->getSurveyQuestions();
$result_array = array();
$query = sprintf("SELECT finished_id FROM survey_finished WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$nr_of_users = $result->numRows();
$query = sprintf("SELECT * FROM survey_answer WHERE question_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$cumulated = array();
$textvalues = array();
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$cumulated["$row->value"]++;
array_push($textvalues, $row->textanswer);
}
asort($cumulated, SORT_NUMERIC);
end($cumulated);
$numrows = $result->numRows();
if ($questions[$question_id]["subtype"] == SUBTYPE_MCMR)
{
if ($this->getAnonymize())
{
$query = sprintf("SELECT answer_id, concat( question_fi, \"_\", anonymous_id ) AS groupval FROM `survey_answer` WHERE question_fi = %s AND survey_fi = %s GROUP BY groupval",
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
}
else
{
$query = sprintf("SELECT answer_id, concat( question_fi, \"_\", user_fi ) AS groupval FROM `survey_answer` WHERE question_fi = %s AND survey_fi = %s GROUP BY groupval",
$this->ilias->db->quote($question_id),
$this->ilias->db->quote($this->getSurveyId())
);
}
$mcmr_result = $this->ilias->db->query($query);
$result_array["USERS_ANSWERED"] = $mcmr_result->numRows();
$result_array["USERS_SKIPPED"] = $nr_of_users - $mcmr_result->numRows();
$numrows = $mcmr_result->numRows();
}
else
{
$result_array["USERS_ANSWERED"] = $result->numRows();
$result_array["USERS_SKIPPED"] = $nr_of_users - $result->numRows();
}
$variables =& $this->getVariables($question_id);
switch ($questions[$question_id]["type_tag"])
{
case "qt_nominal":
$result_array["MEDIAN"] = "";
$result_array["ARITHMETIC_MEAN"] = "";
$prefix = "";
if (strcmp(key($cumulated), "") != 0)
{
$prefix = (key($cumulated)+1) . " - ";
}
$result_array["MODE"] = $prefix . $variables[key($cumulated)]->title;
$result_array["MODE_NR_OF_SELECTIONS"] = $cumulated[key($cumulated)];
$result_array["QUESTION_TYPE"] = $questions[$question_id]["type_tag"];
$maxvalues = 0;
foreach ($variables as $key => $value)
{
$maxvalues += $cumulated[$key];
}
foreach ($variables as $key => $value)
{
$percentage = 0;
if ($numrows > 0)
{
if ($questions[$question_id]["subtype"] == SUBTYPE_MCMR)
{
if ($maxvalues > 0)
{
$percentage = (float)((int)$cumulated[$key]/$maxvalues);
}
}
else
{
$percentage = (float)((int)$cumulated[$key]/$numrows);
}
}
$result_array["variables"][$key] = array("title" => $value->title, "selected" => (int)$cumulated[$key], "percentage" => $percentage);
}
break;
case "qt_ordinal":
$prefix = "";
if (strcmp(key($cumulated), "") != 0)
{
$prefix = (key($cumulated)+1) . " - ";
}
$result_array["MODE"] = $prefix . $variables[key($cumulated)]->title;
$result_array["MODE_NR_OF_SELECTIONS"] = $cumulated[key($cumulated)];
foreach ($variables as $key => $value)
{
$percentage = 0;
if ($numrows > 0)
{
$percentage = (float)((int)$cumulated[$key]/$numrows);
}
$result_array["variables"][$key] = array("title" => $value->title, "selected" => (int)$cumulated[$key], "percentage" => $percentage);
}
ksort($cumulated, SORT_NUMERIC);
$median = array();
$total = 0;
foreach ($cumulated as $value => $key)
{
$total += $key;
for ($i = 0; $i < $key; $i++)
{
array_push($median, $value+1);
}
}
if ($total > 0)
{
if (($total % 2) == 0)
{
$median_value = 0.5 * ($median[($total/2)-1] + $median[($total/2)]);
if (round($median_value) != $median_value)
{
$median_value = $median_value . "<br />" . "(" . $this->lng->txt("median_between") . " " . (floor($median_value)) . "-" . $variables[floor($median_value)-1]->title . " " . $this->lng->txt("and") . " " . (ceil($median_value)) . "-" . $variables[ceil($median_value)-1]->title . ")";
}
}
else
{
$median_value = $median[(($total+1)/2)-1];
}
}
else
{
$median_value = "";
}
$result_array["ARITHMETIC_MEAN"] = "";
$result_array["MEDIAN"] = $median_value;
$result_array["QUESTION_TYPE"] = $questions[$question_id]["type_tag"];
break;
case "qt_metric":
$result_array["MODE"] = key($cumulated);
$result_array["MODE_NR_OF_SELECTIONS"] = $cumulated[key($cumulated)];
ksort($cumulated, SORT_NUMERIC);
$counter = 0;
foreach ($cumulated as $value => $nr_of_users)
{
$percentage = 0;
if ($numrows > 0)
{
$percentage = (float)($nr_of_users/$numrows);
}
$result_array["values"][$counter++] = array("value" => $value, "selected" => (int)$nr_of_users, "percentage" => $percentage);
}
$median = array();
$total = 0;
$x_i = 0;
$p_i = 1;
$x_i_inv = 0;
$sum_part_zero = false;
foreach ($cumulated as $value => $key)
{
$total += $key;
for ($i = 0; $i < $key; $i++)
{
array_push($median, $value);
$x_i += $value;
$p_i *= $value;
if ($value != 0)
{
$sum_part_zero = true;
$x_i_inv += 1/$value;
}
}
}
if ($total > 0)
{
if (($total % 2) == 0)
{
$median_value = 0.5 * ($median[($total/2)-1] + $median[($total/2)]);
}
else
{
$median_value = $median[(($total+1)/2)-1];
}
}
else
{
$median_value = "";
}
if ($total > 0)
{
if (($x_i/$total) == (int)($x_i/$total))
{
$result_array["ARITHMETIC_MEAN"] = $x_i/$total;
}
else
{
$result_array["ARITHMETIC_MEAN"] = sprintf("%.2f", $x_i/$total);
}
}
else
{
$result_array["ARITHMETIC_MEAN"] = "";
}
$result_array["MEDIAN"] = $median_value;
$result_array["QUESTION_TYPE"] = $questions[$question_id]["type_tag"];
break;
case "qt_text":
$result_array["ARITHMETIC_MEAN"] = "";
$result_array["MEDIAN"] = "";
$result_array["MODE"] = "";
$result_array["MODE_NR_OF_SELECTIONS"] = "";
$result_array["QUESTION_TYPE"] = $questions[$question_id]["type_tag"];
$result_array["textvalues"] = $textvalues;
break;
}
return $result_array;
}
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| ilObjSurvey::getEvaluationAccess | ( | ) |
Gets the learners evaluation access.
Gets the learners evaluation access
- Returns:
- integer The evaluation access public
- See also:
- $evaluation_access
Definition at line 1610 of file class.ilObjSurvey.php.
Referenced by to_xml().
{
return $this->evaluation_access;
}
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| & ilObjSurvey::getEvaluationByUser | ( | $ | questions, | |
| $ | user_id, | |||
| $ | anonymous_id = "" | |||
| ) |
Calculates the evaluation data for a given user or anonymous id.
Calculates the evaluation data for a given user or anonymous id
- Parameters:
-
array $questions An array containing all relevant information on the survey's questions integer $user_id The database id of the user string $anonymous_id The unique anonymous id for an anonymous survey
- Returns:
- array An array containing the evaluation parameters for the user public
Definition at line 3193 of file class.ilObjSurvey.php.
References $query, $questions, $result, $row, $user, $user_id, ilObjUser::_lookupLogin(), and getSurveyId().
Referenced by getEvaluationForAllUsers().
{
$wherecond = "";
$wherevalue = "";
if (strcmp($anonymous_id, "") != 0)
{
$wherecond = "anonymous_id = %s";
$wherevalue = $anonymous_id;
}
else
{
$wherecond = "user_fi = %s";
$wherevalue = $user_id;
}
// collect all answers
$answers = array();
$query = sprintf("SELECT * FROM survey_answer WHERE $wherecond AND survey_fi = %s",
$this->ilias->db->quote($wherevalue),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
if (!is_array($answers[$row["question_fi"]]))
{
$answers[$row["question_fi"]] = array();
}
array_push($answers[$row["question_fi"]], $row);
}
$username = "";
$gender = "";
if ($user_id > 0)
{
include_once "./classes/class.ilObjUser.php";
if (strlen(ilObjUser::_lookupLogin($user_id)) == 0)
{
$username = $this->lng->txt("deleted_user");
$gender = "";
}
else
{
$user = new ilObjUser($user_id);
$username = $user->getFullname();
$gender = $user->getGender();
if (strlen($gender) == 1) $gender = $this->lng->txt("gender_$gender");
}
}
$resultset = array(
"name" => $username,
"gender" => $gender,
"answers" => array()
);
foreach ($questions as $key => $question)
{
if (array_key_exists($key, $answers))
{
$resultset["answers"][$key] = $answers[$key];
}
else
{
$resultset["answers"][$key] = array();
}
sort($resultset["answers"][$key]);
}
return $resultset;
}
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| & ilObjSurvey::getEvaluationForAllUsers | ( | ) |
Definition at line 3149 of file class.ilObjSurvey.php.
References $query, $questions, $result, $row, $users, getEvaluationByUser(), and getSurveyQuestions().
{
$users = array();
$query = sprintf("SELECT * FROM survey_finished WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows())
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($users, $row);
}
}
$evaluation = array();
$questions =& $this->getSurveyQuestions();
foreach ($users as $row)
{
if ($row["user_fi"] > 0)
{
$evaluation[$row["user_fi"]] = $this->getEvaluationByUser($questions, $row["user_fi"], $row["anonymous_id"]);
}
else
{
if (strlen($row["anonymous_id"]) > 0)
{
$evaluation[$row["anonymous_id"]] = $this->getEvaluationByUser($questions, $row["user_fi"], $row["anonymous_id"]);
}
}
}
return $evaluation;
}
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| & ilObjSurvey::getExistingQuestions | ( | ) |
Gets the question id's of the questions which are already in the survey.
Gets the question id's of the questions which are already in the survey
- Returns:
- array The questions of the survey public
Definition at line 1648 of file class.ilObjSurvey.php.
References $data, $query, and $result.
Referenced by getQuestionsTable().
{
$existing_questions = array();
$query = sprintf("SELECT survey_question.original_id FROM survey_question, survey_survey_question WHERE survey_survey_question.survey_fi = %s AND survey_survey_question.question_fi = survey_question.question_id",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT)) {
array_push($existing_questions, $data->original_id);
}
return $existing_questions;
}
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| ilObjSurvey::getExportDirectory | ( | ) |
get export directory of survey
Definition at line 4556 of file class.ilObjSurvey.php.
References ilUtil::getDataDir().
{
$export_dir = ilUtil::getDataDir()."/svy_data"."/svy_".$this->getId()."/export";
return $export_dir;
}
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| ilObjSurvey::getExportFiles | ( | $ | dir | ) |
get export files
Definition at line 4566 of file class.ilObjSurvey.php.
References $file.
{
// quit if import dir not available
if (!@is_dir($dir) or
!is_writeable($dir))
{
return array();
}
// open directory
$dir = dir($dir);
// initialize array
$file = array();
// get files and save the in the array
while ($entry = $dir->read())
{
if ($entry != "." and
$entry != ".." and
substr($entry, -4) == ".xml" and
ereg("^[0-9]{10}_{2}[0-9]+_{2}(survey__)*[0-9]+\.xml\$", $entry))
{
$file[] = $entry;
}
}
// close import directory
$dir->close();
// sort files
sort ($file);
reset ($file);
return $file;
}
| & ilObjSurvey::getForbiddenQuestionpools | ( | ) |
Definition at line 3521 of file class.ilObjSurvey.php.
References $query, $rbacsystem, $result, $row, and ilObject::_hasUntrashedReference().
Referenced by getQuestionsTable().
{
global $rbacsystem;
// get all available questionpools and remove the trashed questionspools
$forbidden_pools = array();
$query = "SELECT object_data.*, object_data.obj_id, object_reference.ref_id FROM object_data, object_reference WHERE object_data.obj_id = object_reference.obj_id AND object_data.type = 'spl'";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
if (!$rbacsystem->checkAccess("write", $row->ref_id) || (!$this->_hasUntrashedReference($row->obj_id)))
{
array_push($forbidden_pools, $row->obj_id);
}
}
return $forbidden_pools;
}
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| ilObjSurvey::getImportDirectory | ( | ) |
get import directory of survey
Definition at line 4638 of file class.ilObjSurvey.php.
References ilUtil::getDataDir(), and ilUtil::makeDirParents().
Referenced by importObject().
{
$import_dir = ilUtil::getDataDir()."/svy_data".
"/svy_".$this->getId()."/import";
if (!is_dir($import_dir))
{
ilUtil::makeDirParents($import_dir);
}
if(@is_dir($import_dir))
{
return $import_dir;
}
else
{
return false;
}
}
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| ilObjSurvey::getIntroduction | ( | ) |
Gets the introduction text.
Gets the introduction text
- Returns:
- string The introduction of the survey object public
- See also:
- $introduction
Definition at line 1636 of file class.ilObjSurvey.php.
Referenced by to_xml().
{
return $this->introduction;
}
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| ilObjSurvey::getInvitation | ( | ) |
Gets the invitation status.
Gets the invitation status
- Returns:
- integer The invitation status public
- See also:
- $invitation
Definition at line 1298 of file class.ilObjSurvey.php.
Referenced by disinviteUser(), inviteGroup(), inviteRole(), inviteUser(), and setInvitationMode().
{
return $this->invitation;
}
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| ilObjSurvey::getInvitationMode | ( | ) |
Gets the invitation mode.
Gets the invitation mode
- Returns:
- integer The invitation mode public
- See also:
- $invitation
Definition at line 1311 of file class.ilObjSurvey.php.
Referenced by setInvitation().
{
return $this->invitation_mode;
}
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| & ilObjSurvey::getInvitedUsers | ( | ) |
Returns a list of all invited users in a survey.
Returns a list of all invited users in a survey
- Returns:
- array The user id's of the invited users public
Definition at line 2790 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$result_array = array();
$query = sprintf("SELECT user_fi FROM survey_invited_user WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
array_push($result_array, $row->user_fi);
}
return $result_array;
}
| ilObjSurvey::getLastActivePage | ( | $ | user_id | ) |
Returns the question id of the last active page a user visited in a survey.
Returns the question id of the last active page a user visited in a survey
- Parameters:
-
integer $user_id The database id of the user
- Returns:
- mixed Empty string if the user has not worked through a page, question id of the last page otherwise public
Definition at line 3053 of file class.ilObjSurvey.php.
References $_SESSION, $query, $result, $row, $user_id, and getAnonymize().
{
$query = "";
if ($this->getAnonymize())
{
$query = sprintf("SELECT question_fi, TIMESTAMP + 0 AS TIMESTAMP14 FROM survey_answer WHERE survey_fi = %s AND anonymous_id = %s ORDER BY TIMESTAMP14 DESC",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($_SESSION["anonymous_id"])
);
}
else
{
$query = sprintf("SELECT question_fi, TIMESTAMP + 0 AS TIMESTAMP14 FROM survey_answer WHERE survey_fi = %s AND user_fi = %s ORDER BY TIMESTAMP14 DESC",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($user_id . "")
);
}
$result = $this->ilias->db->query($query);
if ($result->numRows() == 0)
{
return "";
}
else
{
$row = $result->fetchRow(DB_FETCHMODE_ASSOC);
return $row["question_fi"];
}
}
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| ilObjSurvey::getNextPage | ( | $ | active_page_question_id, | |
| $ | direction | |||
| ) |
Returns the next "page" of a running test.
Returns the next "page" of a running test
- Parameters:
-
integer $active_page_question_id The database id of one of the questions on that page integer $direction The direction of the next page (-1 = previous page, 1 = next page)
- Returns:
- mixed An array containing the question id's of the questions on the next page if there is a next page, 0 if the next page is before the start page, 1 if the next page is after the last page public
Definition at line 2491 of file class.ilObjSurvey.php.
References getSurveyPages().
{
$foundpage = -1;
$pages =& $this->getSurveyPages();
if (strcmp($active_page_question_id, "") == 0)
{
return $pages[0];
}
foreach ($pages as $key => $question_array)
{
foreach ($question_array as $question)
{
if ($active_page_question_id == $question["question_id"])
{
$foundpage = $key;
}
}
}
if ($foundpage == -1)
{
// error: page not found
}
else
{
$foundpage += $direction;
if ($foundpage < 0)
{
return 0;
}
if ($foundpage >= count($pages))
{
return 1;
}
return $pages[$foundpage];
}
}
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| & ilObjSurvey::getObligatoryStates | ( | ) |
Gets specific obligatory states of the survey.
Gets specific obligatory states of the survey
- Returns:
- array An array containing the obligatory states for every question found in the database public
Definition at line 2378 of file class.ilObjSurvey.php.
References $query, $result, and $row.
Referenced by getSurveyPages(), getSurveyQuestions(), and to_xml().
{
$obligatory_states = array();
$query = sprintf("SELECT * FROM survey_question_obligatory WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows())
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$obligatory_states[$row["question_fi"]] = $row["obligatory"];
}
}
return $obligatory_states;
}
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| ilObjSurvey::getQuestionblock | ( | $ | questionblock_id | ) |
Returns the database row for a given question block.
Returns the database row for a given question block
- Parameters:
-
integer $questionblock_id The database id of the question block
- Returns:
- array The database row of the question block public
Definition at line 2077 of file class.ilObjSurvey.php.
| & ilObjSurvey::getQuestionblockQuestionIds | ( | $ | questionblock_id | ) |
Returns the question id's of all questions of a question block.
Returns the question id's of all questions of a question block
- Returns:
- array The id's of the the question block questions public
Definition at line 2053 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$ids = array();
$query = sprintf("SELECT survey_questionblock.*, survey_survey.obj_fi, survey_question.question_id AS questiontitle, survey_survey_question.sequence, object_data.title as surveytitle, survey_question.question_id FROM object_reference, object_data, survey_questionblock, survey_questionblock_question, survey_survey, survey_question, survey_survey_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_survey.survey_id = survey_questionblock_question.survey_fi AND survey_questionblock_question.question_fi = survey_question.question_id AND survey_survey.obj_fi = object_reference.obj_id AND object_reference.obj_id = object_data.obj_id AND survey_survey_question.survey_fi = survey_survey.survey_id AND survey_survey_question.question_fi = survey_question.question_id AND survey_survey.obj_fi = %s AND survey_questionblock.questionblock_id = %s ORDER BY survey_survey_question.sequence ASC",
$this->ilias->db->quote($this->getId()),
$this->ilias->db->quote($questionblock_id)
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
array_push($ids, $row->question_id);
}
return $ids;
}
| & ilObjSurvey::getQuestionblockQuestions | ( | $ | questionblock_id | ) |
Returns the question titles of all questions of a question block.
Returns the question titles of all questions of a question block
- Returns:
- array The titles of the the question block questions public
Definition at line 2016 of file class.ilObjSurvey.php.
References $counter, $query, $result, $row, and $survey_id.
Referenced by getQuestionblocksTable().
{
$titles = array();
$query = sprintf("SELECT survey_question.title, survey_questionblock_question.question_fi, survey_questionblock_question.survey_fi FROM survey_questionblock, survey_questionblock_question, survey_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_question.question_id = survey_questionblock_question.question_fi AND survey_questionblock.questionblock_id = %s",
$this->ilias->db->quote($questionblock_id)
);
$result = $this->ilias->db->query($query);
$survey_id = "";
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$titles[$row["question_fi"]] = $row["title"];
$survey_id = $row["survey_fi"];
}
$query = sprintf("SELECT question_fi, sequence FROM survey_survey_question WHERE survey_fi = %s ORDER BY sequence",
$this->ilias->db->quote($survey_id . "")
);
$result = $this->ilias->db->query($query);
$resultarray = array();
$counter = 1;
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
if (array_key_exists($row["question_fi"], $titles))
{
$resultarray[$counter++] = $titles[$row["question_fi"]];
}
}
return $resultarray;
}
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| & ilObjSurvey::getQuestionblocks | ( | $ | questionblock_ids | ) |
Definition at line 3503 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$result_array = array();
$query = "SELECT survey_questionblock.*, survey_survey.obj_fi, survey_question.title AS questiontitle, survey_survey_question.sequence, object_data.title as surveytitle, survey_question.question_id FROM object_reference, object_data, survey_questionblock, survey_questionblock_question, survey_survey, survey_question, survey_survey_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_survey.survey_id = survey_questionblock_question.survey_fi AND survey_questionblock_question.question_fi = survey_question.question_id AND survey_survey.obj_fi = object_reference.obj_id AND object_reference.obj_id = object_data.obj_id AND survey_survey_question.survey_fi = survey_survey.survey_id AND survey_survey_question.question_fi = survey_question.question_id AND survey_questionblock.questionblock_id IN (" . join($questionblock_ids, ",") . ") ORDER BY survey_survey.survey_id, survey_survey_question.sequence";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
if ($row["questionblock_id"] != $qbid)
{
$sequence = 1;
}
$row["sequence"] = $sequence++;
$result_array[$row["questionblock_id"]][$row["question_id"]] = $row;
$qbid = $row["questionblock_id"];
}
return $result_array;
}
| ilObjSurvey::getQuestionblocksTable | ( | $ | sortoptions, | |
| $ | filter_text, | |||
| $ | sel_filter_type, | |||
| $ | startrow = 0 | |||
| ) |
Calculates the data for the output of the questionblock browser.
Calculates the data for the output of the questionblock browser
public
Definition at line 3684 of file class.ilObjSurvey.php.
References $counter, $ilUser, $query, $row, ilUtil::getImagePath(), and getQuestionblockQuestions().
{
global $ilUser;
$where = "";
if (strlen($filter_text) > 0) {
switch($sel_filter_type) {
case "title":
$where = " AND survey_questionblock.title LIKE " . $this->ilias->db->quote("%" . $filter_text . "%");
break;
}
}
// build sort order for sql query
$order = "";
$images = array();
if (count($sortoptions)) {
foreach ($sortoptions as $key => $value) {
switch($key) {
case "title":
$order = " ORDER BY survey_questionblock.title $value";
$images["title"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "svy":
$order = " ORDER BY survey_survey_question.survey_fi $value";
$images["svy"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
}
}
}
$maxentries = $ilUser->prefs["hits_per_page"];
if ($order)
{
$order .= ",survey_survey_question.sequence ASC";
}
else
{
$order = " ORDER BY survey_survey_question.sequence ASC";
}
$query = "SELECT survey_questionblock.questionblock_id FROM object_reference, object_data, survey_questionblock, survey_questionblock_question, survey_survey, survey_question, survey_survey_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_survey.survey_id = survey_questionblock_question.survey_fi AND survey_questionblock_question.question_fi = survey_question.question_id AND survey_survey.obj_fi = object_reference.obj_id AND object_reference.obj_id = object_data.obj_id AND survey_survey_question.survey_fi = survey_survey.survey_id AND survey_survey_question.question_fi = survey_question.question_id$where GROUP BY survey_questionblock.questionblock_id$order$limit";
$query_result = $this->ilias->db->query($query);
$questionblock_ids = array();
if ($query_result->numRows())
{
while ($row = $query_result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($questionblock_ids, $row["questionblock_id"]);
}
}
$max = $query_result->numRows();
if ($startrow > $max -1)
{
$startrow = $max - ($max % $maxentries);
}
else if ($startrow < 0)
{
$startrow = 0;
}
$limit = " LIMIT $startrow, $maxentries";
$query = "SELECT survey_questionblock.*, object_data.title as surveytitle FROM object_reference, object_data, survey_questionblock, survey_questionblock_question, survey_survey, survey_question, survey_survey_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_survey.survey_id = survey_questionblock_question.survey_fi AND survey_questionblock_question.question_fi = survey_question.question_id AND survey_survey.obj_fi = object_reference.obj_id AND object_reference.obj_id = object_data.obj_id AND survey_survey_question.survey_fi = survey_survey.survey_id AND survey_survey_question.question_fi = survey_question.question_id$where GROUP BY survey_questionblock.questionblock_id$order$limit";
$query_result = $this->ilias->db->query($query);
$rows = array();
if ($query_result->numRows())
{
while ($row = $query_result->fetchRow(DB_FETCHMODE_ASSOC))
{
$questions_array =& $this->getQuestionblockQuestions($row["questionblock_id"]);
$counter = 1;
foreach ($questions_array as $key => $value)
{
$questions_array[$key] = "$counter. $value";
$counter++;
}
$rows[$row["questionblock_id"]] = array(
"questionblock_id" => $row["questionblock_id"],
"title" => $row["title"],
"surveytitle" => $row["surveytitle"],
"questions" => join($questions_array, ", "),
"owner" => $row["owner_fi"]
);
}
}
$nextrow = $startrow + $maxentries;
if ($nextrow > $max - 1)
{
$nextrow = $startrow;
}
$prevrow = $startrow - $maxentries;
if ($prevrow < 0)
{
$prevrow = 0;
}
return array(
"rows" => $rows,
"images" => $images,
"startrow" => $startrow,
"nextrow" => $nextrow,
"prevrow" => $prevrow,
"step" => $maxentries,
"rowcount" => $max
);
}
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| & ilObjSurvey::getQuestionblockTitles | ( | ) |
Returns the titles of all question blocks of the question pool.
Returns the titles of all question blocks of the question pool
- Returns:
- array The titles of the the question blocks public
Definition at line 1994 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$titles = array();
$query = sprintf("SELECT survey_questionblock.* FROM survey_questionblock, survey_question, survey_questionblock_question WHERE survey_questionblock_question.question_fi = survey_question.question_id AND survey_question.obj_fi = %s",
$this->ilias->db->quote($this->getId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$titles[$row->questionblock_id] = $row->title;
}
return $titles;
}
| ilObjSurvey::getQuestionGUI | ( | $ | questiontype, | |
| $ | question_id | |||
| ) |
Returns a question gui object to a given questiontype and question id.
Returns a question gui object to a given questiontype and question id
- Returns:
- object Resulting question gui object public
Definition at line 821 of file class.ilObjSurvey.php.
Referenced by duplicateQuestionForSurvey().
{
switch ($questiontype)
{
case "qt_nominal":
$question = new SurveyNominalQuestionGUI();
break;
case "qt_ordinal":
$question = new SurveyOrdinalQuestionGUI();
break;
case "qt_metric":
$question = new SurveyMetricQuestionGUI();
break;
case "qt_text":
$question = new SurveyTextQuestionGUI();
break;
}
$question->object->loadFromDb($question_id);
return $question;
}
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| & ilObjSurvey::getQuestionpoolTitles | ( | ) |
Get the titles of all available survey question pools.
Get the titles of all available survey question pools
- Returns:
- array An array of survey question pool titles public
Definition at line 1668 of file class.ilObjSurvey.php.
References $query, $rbacsystem, $result, $row, and ilObject::_hasUntrashedReference().
{
global $rbacsystem;
$qpl_titles = array();
// get all available questionpools and remove the trashed questionspools
$query = "SELECT object_data.*, object_data.obj_id, object_reference.ref_id FROM object_data, object_reference WHERE object_data.obj_id = object_reference.obj_id AND object_data.type = 'spl'";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
if ($rbacsystem->checkAccess("write", $row->ref_id) && ($this->_hasUntrashedReference($row->obj_id)))
{
$qpl_titles["$row->obj_id"] = $row->title;
}
}
return $qpl_titles;
}
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| & ilObjSurvey::getQuestions | ( | $ | question_ids | ) |
Definition at line 3491 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$result_array = array();
$query = "SELECT survey_question.*, survey_questiontype.type_tag FROM survey_question, survey_questiontype WHERE survey_question.questiontype_fi = survey_questiontype.questiontype_id AND survey_question.question_id IN (" . join($question_ids, ",") . ")";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($result_array, $row);
}
return $result_array;
}
| ilObjSurvey::getQuestionsTable | ( | $ | sortoptions, | |
| $ | filter_text, | |||
| $ | sel_filter_type, | |||
| $ | startrow = 0, |
|||
| $ | completeonly = 0, |
|||
| $ | filter_question_type = "", |
|||
| $ | filter_questionpool = "" | |||
| ) |
Calculates the data for the output of the question browser.
Calculates the data for the output of the question browser
public
Definition at line 3546 of file class.ilObjSurvey.php.
References $ilUser, $query, $row, getExistingQuestions(), getForbiddenQuestionpools(), and ilUtil::getImagePath().
{
global $ilUser;
$where = "";
if (strlen($filter_text) > 0) {
switch($sel_filter_type) {
case "title":
$where = " AND survey_question.title LIKE " . $this->ilias->db->quote("%" . $filter_text . "%");
break;
case "description":
$where = " AND survey_question.description LIKE " . $this->ilias->db->quote("%" . $filter_text . "%");
break;
case "author":
$where = " AND survey_question.author LIKE " . $this->ilias->db->quote("%" . $filter_text . "%");
break;
}
}
if ($filter_question_type && (strcmp($filter_question_type, "all") != 0))
{
$where .= " AND survey_questiontype.type_tag = " . $this->ilias->db->quote($filter_question_type);
}
if ($filter_questionpool && (strcmp($filter_questionpool, "all") != 0))
{
$where .= " AND survey_question.obj_fi = $filter_questionpool";
}
// build sort order for sql query
$order = "";
$images = array();
if (count($sortoptions)) {
foreach ($sortoptions as $key => $value) {
switch($key) {
case "title":
$order = " ORDER BY title $value";
$images["title"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "description":
$order = " ORDER BY description $value";
$images["description"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "type":
$order = " ORDER BY questiontype_id $value";
$images["type"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "author":
$order = " ORDER BY author $value";
$images["author"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "created":
$order = " ORDER BY created $value";
$images["created"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "updated":
$order = " ORDER BY TIMESTAMP14 $value";
$images["updated"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
case "qpl":
$order = " ORDER BY obj_fi $value";
$images["qpl"] = " <img src=\"" . ilUtil::getImagePath(strtolower($value) . "_order.png", true) . "\" alt=\"" . strtolower($value) . "ending order\" />";
break;
}
}
}
$maxentries = $ilUser->prefs["hits_per_page"];
if ($maxentries < 1)
{
$maxentries = 9999;
}
$forbidden_pools =& $this->getForbiddenQuestionpools();
$forbidden = "";
if (count($forbidden_pools))
{
$forbidden = " AND survey_question.obj_fi NOT IN (" . join($forbidden_pools, ",") . ")";
}
if ($completeonly)
{
$forbidden .= " AND survey_question.complete = " . $this->ilias->db->quote("1");
}
$existing = "";
$existing_questions =& $this->getExistingQuestions();
if (count($existing_questions))
{
$existing = " AND survey_question.question_id NOT IN (" . join($existing_questions, ",") . ")";
}
$query = "SELECT survey_question.question_id, survey_question.TIMESTAMP + 0 AS TIMESTAMP14 FROM survey_question, survey_questiontype WHERE survey_question.questiontype_fi = survey_questiontype.questiontype_id$forbidden$existing AND ISNULL(survey_question.original_id) " . " $where$order$limit";
$query_result = $this->ilias->db->query($query);
$max = $query_result->numRows();
if ($startrow > $max -1)
{
$startrow = $max - ($max % $maxentries);
}
else if ($startrow < 0)
{
$startrow = 0;
}
$limit = " LIMIT $startrow, $maxentries";
$query = "SELECT survey_question.*, survey_question.TIMESTAMP + 0 AS TIMESTAMP14, survey_questiontype.type_tag, object_reference.ref_id FROM survey_question, survey_questiontype, object_reference WHERE survey_question.questiontype_fi = survey_questiontype.questiontype_id$forbidden$existing AND survey_question.obj_fi = object_reference.obj_id AND ISNULL(survey_question.original_id) " . " $where$order$limit";
$query_result = $this->ilias->db->query($query);
$rows = array();
if ($query_result->numRows())
{
while ($row = $query_result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($rows, $row);
}
}
$nextrow = $startrow + $maxentries;
if ($nextrow > $max - 1)
{
$nextrow = $startrow;
}
$prevrow = $startrow - $maxentries;
if ($prevrow < 0)
{
$prevrow = 0;
}
return array(
"rows" => $rows,
"images" => $images,
"startrow" => $startrow,
"nextrow" => $nextrow,
"prevrow" => $prevrow,
"step" => $maxentries,
"rowcount" => $max
);
}
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| ilObjSurvey::getQuestionType | ( | $ | question_id | ) |
Returns the question type of a question with a given id.
Returns the question type of a question with a given id
- Parameters:
-
integer $question_id The database id of the question
- Returns:
- string The question type string private
Definition at line 851 of file class.ilObjSurvey.php.
References $data, $query, and $result.
Referenced by duplicateQuestionForSurvey().
{
if ($question_id < 1)
return -1;
$query = sprintf("SELECT type_tag FROM survey_question, survey_questiontype WHERE survey_question.question_id = %s AND survey_question.questiontype_fi = survey_questiontype.questiontype_id",
$this->ilias->db->quote($question_id)
);
$result = $this->ilias->db->query($query);
if ($result->numRows() == 1) {
$data = $result->fetchRow(DB_FETCHMODE_OBJECT);
return $data->type_tag;
} else {
return "";
}
}
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| & ilObjSurvey::getQuestiontypes | ( | ) |
Returns an array with all existing question types.
Returns an array with all existing question types
- Returns:
- array An array containing the question types public
Definition at line 2315 of file class.ilObjSurvey.php.
| ilObjSurvey::getRandomSurveyCode | ( | ) |
Returns a random survey code.
- Parameters:
-
string $a_target
Definition at line 4806 of file class.ilObjSurvey.php.
References getSurveyId().
{
return md5(time() . $this->getSurveyId());
}
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| ilObjSurvey::getShowQuestionTitles | ( | ) |
Gets the status of the display_question_titles attribute.
Gets the status of the display_question_titles attribute
- Returns:
- integer The status of the display_question_titles attribute public
- See also:
- $display_question_titles
Definition at line 1111 of file class.ilObjSurvey.php.
Referenced by saveToDb(), and to_xml().
{
return $this->display_question_titles;
}
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| ilObjSurvey::getStartDate | ( | ) |
Gets the start date of the survey.
Gets the start date of the survey
- Returns:
- string Survey start date (YYYY-MM-DD) public
- See also:
- $start_date
Definition at line 1403 of file class.ilObjSurvey.php.
Referenced by saveToDb().
{
return $this->start_date;
}
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| ilObjSurvey::getStartDateEnabled | ( | ) |
Gets the enabled state of the start date.
Gets the enabled state of the start date
- Returns:
- boolean True for an enabled end date, false otherwise public
- See also:
- $start_date
Definition at line 1022 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
return $this->startdate_enabled;
}
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| ilObjSurvey::getStartDay | ( | ) |
Gets the start day of the survey.
Gets the start day of the survey
- Returns:
- string Survey start day public
- See also:
- $start_date
Definition at line 1484 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
if (preg_match("/(\d{4})-(\d{2})-(\d{2})/", $this->start_date, $matches))
{
return $matches[3];
}
else
{
return "";
}
}
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| ilObjSurvey::getStartMonth | ( | ) |
Gets the start month of the survey.
Gets the start month of the survey
- Returns:
- string Survey start month public
- See also:
- $start_date
Definition at line 1464 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
if (preg_match("/(\d{4})-(\d{2})-(\d{2})/", $this->start_date, $matches))
{
return $matches[2];
}
else
{
return "";
}
}
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| ilObjSurvey::getStartYear | ( | ) |
Gets the start year of the survey.
Gets the start year of the survey
- Returns:
- string Survey start year public
- See also:
- $start_date
Definition at line 1504 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
if (preg_match("/(\d{4})-(\d{2})-(\d{2})/", $this->start_date, $matches))
{
return $matches[1];
}
else
{
return "";
}
}
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| ilObjSurvey::getStatus | ( | ) |
Gets the survey status.
Gets the survey status
- Returns:
- integer Survey status public
- See also:
- $status
Definition at line 1324 of file class.ilObjSurvey.php.
Referenced by canStartSurvey(), and to_xml().
{
return $this->status;
}
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| & ilObjSurvey::getSurveyCodes | ( | ) |
Definition at line 4753 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$codes = array();
$query = sprintf("SELECT survey_anonymous.anonymous_id, survey_anonymous.survey_key, survey_anonymous.survey_fi, survey_anonymous.TIMESTAMP + 0 AS TIMESTAMP14, survey_finished.state FROM survey_anonymous LEFT JOIN survey_finished ON survey_anonymous.survey_key = survey_finished.anonymous_id WHERE survey_anonymous.survey_fi = %s ORDER BY TIMESTAMP14",
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows() > 0)
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($codes, $row);
}
}
return $codes;
}
| ilObjSurvey::getSurveyId | ( | ) |
Returns the survey database id.
Returns the survey database id
- Returns:
- integer survey database id public
Definition at line 874 of file class.ilObjSurvey.php.
Referenced by createSurveyCodes(), deleteConstraint(), deleteConstraints(), finishSurvey(), getConstraints(), getEvaluation(), getEvaluationByUser(), getRandomSurveyCode(), inviteUser(), isAnonymousKey(), removeConstraintsConcerningQuestion(), removeQuestions(), saveHeading(), to_xml(), and unfoldQuestionblocks().
{
return $this->survey_id;
}
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| & ilObjSurvey::getSurveyPages | ( | ) |
Returns the survey pages in an array (a page contains one or more questions).
Returns the survey pages in an array (a page contains one or more questions)
public
Definition at line 2402 of file class.ilObjSurvey.php.
References $counter, $query, $result, $row, getConstraints(), and getObligatoryStates().
Referenced by getNextPage(), moveDownQuestion(), moveDownQuestionblock(), moveUpQuestion(), moveUpQuestionblock(), and to_xml().
{
$obligatory_states =& $this->getObligatoryStates();
// get questionblocks
$all_questions = array();
$query = sprintf("SELECT survey_question.*, survey_questiontype.type_tag, survey_survey_question.heading FROM survey_question, survey_questiontype, survey_survey_question WHERE survey_survey_question.survey_fi = %s AND survey_survey_question.question_fi = survey_question.question_id AND survey_question.questiontype_fi = survey_questiontype.questiontype_id ORDER BY survey_survey_question.sequence",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$all_questions[$row["question_id"]] = $row;
}
// get all questionblocks
$questionblocks = array();
$in = join(array_keys($all_questions), ",");
if ($in)
{
$query = sprintf("SELECT survey_questionblock.*, survey_questionblock_question.question_fi FROM survey_questionblock, survey_questionblock_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_questionblock_question.survey_fi = %s AND survey_questionblock_question.question_fi IN ($in)",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$questionblocks["$row->question_fi"] = $row;
}
}
$all_pages = array();
$pageindex = -1;
$currentblock = "";
foreach ($all_questions as $question_id => $row)
{
if (array_key_exists($question_id, $obligatory_states))
{
$all_questions["$question_id"]["obligatory"] = $obligatory_states["$question_id"];
}
$constraints = array();
if (isset($questionblocks[$question_id]))
{
if (!$currentblock or ($currentblock != $questionblocks[$question_id]->questionblock_id))
{
$pageindex++;
}
$all_questions[$question_id]["questionblock_title"] = $questionblocks[$question_id]->title;
$all_questions[$question_id]["questionblock_id"] = $questionblocks[$question_id]->questionblock_id;
$currentblock = $questionblocks[$question_id]->questionblock_id;
$constraints = $this->getConstraints($question_id);
$all_questions[$question_id]["constraints"] = $constraints;
}
else
{
$pageindex++;
$all_questions[$question_id]["questionblock_title"] = "";
$all_questions[$question_id]["questionblock_id"] = "";
$currentblock = "";
$constraints = $this->getConstraints($question_id);
$all_questions[$question_id]["constraints"] = $constraints;
}
if (!isset($all_pages[$pageindex]))
{
$all_pages[$pageindex] = array();
}
array_push($all_pages[$pageindex], $all_questions[$question_id]);
}
// calculate position percentage for every page
$max = count($all_pages);
$counter = 1;
foreach ($all_pages as $index => $block)
{
foreach ($block as $blockindex => $question)
{
$all_pages[$index][$blockindex][position] = $counter / $max;
}
$counter++;
}
return $all_pages;
}
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| & ilObjSurvey::getSurveyQuestions | ( | $ | with_answers = false |
) |
Returns the survey questions and questionblocks in an array.
Returns the survey questions and questionblocks in an array
public
Definition at line 2242 of file class.ilObjSurvey.php.
References $data, $query, $result, $row, getConstraints(), and getObligatoryStates().
Referenced by getEvaluation(), getEvaluationForAllUsers(), moveDownQuestion(), moveUpQuestion(), and removeQuestions().
{
$obligatory_states =& $this->getObligatoryStates();
// get questionblocks
$all_questions = array();
$query = sprintf("SELECT survey_question.*, survey_questiontype.type_tag, survey_survey_question.heading FROM survey_question, survey_questiontype, survey_survey_question WHERE survey_survey_question.survey_fi = %s AND survey_survey_question.question_fi = survey_question.question_id AND survey_question.questiontype_fi = survey_questiontype.questiontype_id ORDER BY survey_survey_question.sequence",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$all_questions[$row["question_id"]] = $row;
if (array_key_exists($row["question_id"], $obligatory_states))
{
$all_questions[$row["question_id"]]["obligatory"] = $obligatory_states[$row["question_id"]];
}
}
// get all questionblocks
$questionblocks = array();
$in = join(array_keys($all_questions), ",");
if ($in)
{
$query = sprintf("SELECT survey_questionblock.*, survey_questionblock_question.question_fi FROM survey_questionblock, survey_questionblock_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_questionblock_question.survey_fi = %s AND survey_questionblock_question.question_fi IN ($in)",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$questionblocks[$row->question_fi] = $row;
}
}
foreach ($all_questions as $question_id => $row)
{
$constraints = $this->getConstraints($question_id);
if (isset($questionblocks[$question_id]))
{
$all_questions[$question_id]["questionblock_title"] = $questionblocks[$question_id]->title;
$all_questions[$question_id]["questionblock_id"] = $questionblocks[$question_id]->questionblock_id;
$all_questions[$question_id]["constraints"] = $constraints;
}
else
{
$all_questions[$question_id]["questionblock_title"] = "";
$all_questions[$question_id]["questionblock_id"] = "";
$all_questions[$question_id]["constraints"] = $constraints;
}
if ($with_answers)
{
$answers = array();
$query = sprintf("SELECT survey_variable.*, survey_category.title FROM survey_variable, survey_category WHERE survey_variable.question_fi = %s AND survey_variable.category_fi = survey_category.category_id ORDER BY sequence ASC",
$this->ilias->db->quote($question_id . "")
);
$result = $this->ilias->db->query($query);
if (strcmp(strtolower(get_class($result)), db_result) == 0) {
while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT)) {
array_push($answers, $data->title);
}
}
$all_questions[$question_id]["answers"] = $answers;
}
}
return $all_questions;
}
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| ilObjSurvey::getUserSurveyCode | ( | ) |
Definition at line 4710 of file class.ilObjSurvey.php.
References $ilUser.
Referenced by checkSurveyCode().
{
global $ilUser;
return md5($ilUser->id . $this->getSurveyId());
}
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| & ilObjSurvey::getVariables | ( | $ | question_id | ) |
Returns all variables of a question.
Returns all variables of a question
public
Definition at line 2613 of file class.ilObjSurvey.php.
References $query, $result, and $row.
Referenced by getEvaluation().
{
$result_array = array();
$query = sprintf("SELECT survey_variable.*, survey_category.title FROM survey_variable LEFT JOIN survey_category ON survey_variable.category_fi = survey_category.category_id WHERE survey_variable.question_fi = %s ORDER BY survey_variable.sequence",
$this->ilias->db->quote($question_id)
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$result_array[$row->sequence] = $row;
}
return $result_array;
}
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| ilObjSurvey::hideQuestionTitles | ( | ) |
Sets the question titles hidden during the query.
Sets the question titles hidden during the query
public
- See also:
- $display_question_titles
Definition at line 1135 of file class.ilObjSurvey.php.
Referenced by from_xml().
{
$this->display_question_titles = QUESTIONTITLES_HIDDEN;
}
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| ilObjSurvey::ilClone | ( | $ | a_parent_ref | ) |
copy all entries of your object.
public
- Parameters:
-
integer ref_id of parent object
- Returns:
- integer new ref id
Reimplemented from ilObject.
Definition at line 291 of file class.ilObjSurvey.php.
References $rbacadmin.
{
global $rbacadmin;
// always call parent ilClone function first!!
$new_ref_id = parent::ilClone($a_parent_ref);
// get object instance of ilCloned object
//$newObj =& $this->ilias->obj_factory->getInstanceByRefId($new_ref_id);
// create a local role folder & default roles
//$roles = $newObj->initDefaultRoles();
// ...finally assign role to creator of object
//$rbacadmin->assignUser($roles[0], $newObj->getOwner(), "n");
// always destroy objects in ilClone method because ilClone() is recursive and creates instances for each object in subtree!
//unset($newObj);
// ... and finally always return new reference ID!!
return $new_ref_id;
}
| ilObjSurvey::ilObjSurvey | ( | $ | a_id = 0, |
|
| $ | a_call_by_reference = true | |||
| ) |
Constructor public.
- Parameters:
-
integer reference_id or object_id boolean treat the id as reference_id (true) or object_id (false)
Definition at line 200 of file class.ilObjSurvey.php.
References $ilUser, and ilObject::ilObject().
Referenced by _clone(), _getGlobalSurveyData(), and _isComplete().
{
global $ilUser;
$this->type = "svy";
$this->ilObject($a_id,$a_call_by_reference);
/*
if ($a_id == 0)
{
$new_meta =& new ilMetaData();
$this->assignMetaData($new_meta);
}
*/
$this->survey_id = -1;
$this->introduction = "";
$this->author = $ilUser->fullname;
$this->status = STATUS_OFFLINE;
$this->evaluation_access = EVALUATION_ACCESS_OFF;
$this->startdate_enabled = 0;
$this->enddate_enabled = 0;
$this->questions = array();
$this->invitation = INVITATION_OFF;
$this->invitation_mode = MODE_PREDEFINED_USERS;
$this->anonymize = ANONYMIZE_OFF;
$this->display_question_titles = QUESTIONTITLES_VISIBLE;
}
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| ilObjSurvey::importObject | ( | $ | file_info, | |
| $ | survey_questionpool_id | |||
| ) |
Imports a survey from XML into the ILIAS database.
Imports a survey from XML into the ILIAS database
- Returns:
- boolean True, if the import succeeds, false otherwise public
Definition at line 4066 of file class.ilObjSurvey.php.
References $result, $xml, addConstraint(), createQuestionblock(), ilUtil::delDir(), from_xml(), getAllRelations(), getImportDirectory(), ilUtil::moveUploadedFile(), saveHeading(), and saveToDb().
{
// check if file was uploaded
$source = $file_info["tmp_name"];
$error = 0;
if (($source == 'none') || (!$source) || $file_info["error"] > UPLOAD_ERR_OK)
{
$this->ilias->raiseError($this->lng->txt("import_no_file_selected"),$this->ilias->error_obj->MESSAGE);
$error = 1;
}
// check correct file type
if (!((strcmp($file_info["type"], "text/xml") == 0) || (strcmp($file_info["type"], "application/xml") == 0)))
{
$this->ilias->raiseError($this->lng->txt("import_wrong_file_type"),$this->ilias->error_obj->MESSAGE);
$error = 1;
}
if (!$error)
{
// import file as a survey
$import_dir = $this->getImportDirectory();
$importfile = tempnam($import_dir, "survey_import");
//move_uploaded_file($source, $importfile);
ilUtil::moveUploadedFile($source, "survey_import", $importfile);
$fh = fopen($importfile, "r");
if (!$fh)
{
$this->ilias->raiseError($this->lng->txt("import_error_opening_file"),$this->ilias->error_obj->MESSAGE);
$error = 1;
return $error;
}
$xml = fread($fh, filesize($importfile));
$result = fclose($fh);
// delete import directory
ilUtil::delDir($this->getImportDirectory());
if (!$result)
{
$this->ilias->raiseError($this->lng->txt("import_error_closing_file"),$this->ilias->error_obj->MESSAGE);
$error = 1;
return $error;
}
if (preg_match("/(<survey[^>]*>.*?<\/survey>)/si", $xml, $matches))
{
// read survey properties
$import_results = $this->from_xml($matches[1]);
if ($import_results === false)
{
$this->ilias->raiseError($this->lng->txt("import_error_survey_no_proper_values"),$this->ilias->error_obj->MESSAGE);
$error = 1;
return $error;
}
}
else
{
$this->ilias->raiseError($this->lng->txt("import_error_survey_no_properties"),$this->ilias->error_obj->MESSAGE);
$error = 1;
return $error;
}
$question_counter = 0;
$new_question_ids = array();
if (preg_match_all("/(<item[^>]*>.*?<\/item>)/si", $xml, $matches))
{
foreach ($matches[1] as $index => $item)
{
$question = "";
if (preg_match("/<qticomment>Questiontype\=(.*?)<\/qticomment>/is", $item, $questiontype))
{
switch ($questiontype[1])
{
case NOMINAL_QUESTION_IDENTIFIER:
$question = new SurveyNominalQuestion();
break;
case ORDINAL_QUESTION_IDENTIFIER:
$question = new SurveyOrdinalQuestion();
break;
case METRIC_QUESTION_IDENTIFIER:
$question = new SurveyMetricQuestion();
break;
case TEXT_QUESTION_IDENTIFIER:
$question = new SurveyTextQuestion();
break;
}
if ($question)
{
$question->from_xml("<questestinterop>$item</questestinterop>");
if ($import_results !== false)
{
$question->setObjId($survey_questionpool_id);
$question->saveToDb();
$question_id = $question->duplicate(true);
$this->questions[$question_counter++] = $question_id;
if (preg_match("/<item\s+ident\=\"(\d+)\"/", $item, $matches))
{
$original_question_id = $matches[1];
$new_question_ids[$original_question_id] = $question_id;
}
}
else
{
$this->ilias->raiseError($this->lng->txt("error_importing_question"), $this->ilias->error_obj->MESSAGE);
}
}
}
}
}
$this->saveToDb();
// add question blocks
foreach ($import_results["questionblocks"] as $questionblock)
{
foreach ($questionblock["questions"] as $key => $value)
{
$questionblock["questions"][$key] = $new_question_ids[$value];
}
$this->createQuestionblock($questionblock["title"], $questionblock["questions"]);
}
// add constraints
$relations = $this->getAllRelations(true);
foreach ($import_results["constraints"] as $constraint)
{
$this->addConstraint($new_question_ids[$constraint["for"]], $new_question_ids[$constraint["question"]], $relations[$constraint["relation"]]["id"], $constraint["value"]);
}
foreach ($import_results["headings"] as $qid => $heading)
{
$this->saveHeading($heading, $new_question_ids[$qid]);
}
}
return $error;
}
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| ilObjSurvey::initDefaultRoles | ( | ) |
init default roles settings
If your module does not require any default roles, delete this method (For an example how this method is used, look at ilObjForum)
public
- Returns:
- array object IDs of created local roles.
Reimplemented from ilObject.
Definition at line 429 of file class.ilObjSurvey.php.
References $rbacadmin, and $roles.
{
global $rbacadmin;
// create a local role folder
//$rfoldObj = $this->createRoleFolder("Local roles","Role Folder of forum obj_no.".$this->getId());
// create moderator role and assign role to rolefolder...
//$roleObj = $rfoldObj->createRole("Moderator","Moderator of forum obj_no.".$this->getId());
//$roles[] = $roleObj->getId();
//unset($rfoldObj);
//unset($roleObj);
return $roles ? $roles : array();
}
| ilObjSurvey::insertQuestion | ( | $ | question_id | ) |
Inserts a question in the survey and saves the relation to the database.
Inserts a question in the survey and saves the relation to the database
public
Definition at line 626 of file class.ilObjSurvey.php.
References $query, $result, duplicateQuestionForSurvey(), and loadQuestionsFromDb().
{
// get maximum sequence index in test
$query = sprintf("SELECT survey_question_id FROM survey_survey_question WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$sequence = $result->numRows();
$duplicate_id = $this->duplicateQuestionForSurvey($question_id);
$query = sprintf("INSERT INTO survey_survey_question (survey_question_id, survey_fi, question_fi, sequence, TIMESTAMP) VALUES (NULL, %s, %s, %s, NULL)",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($duplicate_id),
$this->ilias->db->quote($sequence)
);
$result = $this->ilias->db->query($query);
if ($result != DB_OK) {
// Error
}
$this->loadQuestionsFromDb();
}
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| ilObjSurvey::insertQuestionblock | ( | $ | questionblock_id | ) |
Inserts a questionblock in the survey and saves the relation to the database.
Inserts a questionblock in the survey and saves the relation to the database
public
Definition at line 655 of file class.ilObjSurvey.php.
References $query, $questions, $result, $row, ilObject::$title, and createQuestionblock().
{
$query = sprintf("SELECT survey_questionblock.*, survey_survey.obj_fi, survey_question.title AS questiontitle, survey_survey_question.sequence, object_data.title as surveytitle, survey_question.question_id FROM object_reference, object_data, survey_questionblock, survey_questionblock_question, survey_survey, survey_question, survey_survey_question WHERE survey_questionblock.questionblock_id = survey_questionblock_question.questionblock_fi AND survey_survey.survey_id = survey_questionblock_question.survey_fi AND survey_questionblock_question.question_fi = survey_question.question_id AND survey_survey.obj_fi = object_reference.obj_id AND object_reference.obj_id = object_data.obj_id AND survey_survey_question.survey_fi = survey_survey.survey_id AND survey_survey_question.question_fi = survey_question.question_id AND survey_questionblock.questionblock_id =%s ORDER BY survey_survey_question.sequence",
$this->ilias->db->quote($questionblock_id)
);
$result = $this->ilias->db->query($query);
$questions = array();
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($questions, $row["question_id"]);
$title = $row["title"];
}
$this->createQuestionblock($title, $questions);
}
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| ilObjSurvey::inviteGroup | ( | $ | group_id | ) |
Invites a group to a survey.
Invites a group to a survey
- Parameters:
-
integer $group_id The database id of the invited group public
Definition at line 2743 of file class.ilObjSurvey.php.
References $user_id, getInvitation(), ilObject::getRefId(), and inviteUser().
{
include_once "./classes/class.ilObjGroup.php";
$group = new ilObjGroup($group_id);
$members = $group->getGroupMemberIds();
foreach ($members as $user_id)
{
$this->inviteUser($user_id);
if ($this->getInvitation() == INVITATION_ON)
{
$userObj = new ilObjUser($user_id);
$userObj->addDesktopItem($this->getRefId(), "svy");
}
}
}
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| ilObjSurvey::inviteRole | ( | $ | role_id | ) |
Invites a role to a survey.
Invites a role to a survey
- Parameters:
-
integer $role_id The database id of the invited role public
Definition at line 2767 of file class.ilObjSurvey.php.
References $rbacreview, $role_id, $user_id, getInvitation(), ilObject::getRefId(), and inviteUser().
{
global $rbacreview;
$members = $rbacreview->assignedUsers($role_id);
foreach ($members as $user_id)
{
$this->inviteUser($user_id);
if ($this->getInvitation() == INVITATION_ON)
{
$userObj = new ilObjUser($user_id);
$userObj->addDesktopItem($this->getRefId(), "svy");
}
}
}
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| ilObjSurvey::inviteUser | ( | $ | user_id | ) |
Invites a user to a survey.
Invites a user to a survey
- Parameters:
-
integer $user_id The database id of the invited user public
Definition at line 2713 of file class.ilObjSurvey.php.
References $query, $result, $user_id, getInvitation(), ilObject::getRefId(), and getSurveyId().
Referenced by inviteGroup(), and inviteRole().
{
$query = sprintf("SELECT user_fi FROM survey_invited_user WHERE user_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($user_id),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
if ($result->numRows() < 1)
{
$query = sprintf("INSERT INTO survey_invited_user (invited_user_id, survey_fi, user_fi, TIMESTAMP) VALUES (NULL, %s, %s, NULL)",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($user_id)
);
$result = $this->ilias->db->query($query);
}
if ($this->getInvitation() == INVITATION_ON)
{
$userObj = new ilObjUser($user_id);
$userObj->addDesktopItem($this->getRefId(), "svy");
}
}
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| ilObjSurvey::isAccessibleWithoutCode | ( | ) |
Checks if the survey is accessable without a survey code.
- Returns:
- boolean status
Definition at line 902 of file class.ilObjSurvey.php.
References $_SESSION.
{
return false;
// patch for HSU-HH, activate when installed
// simply remove the line above and every survey which
// is accessible by anonymous could be done without survey code
if ($_SESSION["AccountId"] == ANONYMOUS_USER_ID)
{
return true;
}
else
{
return false;
}
}
| ilObjSurvey::isAnonymousKey | ( | $ | key | ) |
Definition at line 4693 of file class.ilObjSurvey.php.
References $query, $result, and getSurveyId().
Referenced by checkSurveyCode().
{
$query = sprintf("SELECT anonymous_id FROM survey_anonymous WHERE survey_key = %s AND survey_fi = %s",
$this->ilias->db->quote($key . ""),
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows() == 1)
{
return true;
}
else
{
return false;
}
}
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| ilObjSurvey::isComplete | ( | ) |
Returns true, if a survey is complete for use.
Returns true, if a survey is complete for use
- Returns:
- boolean True, if the survey is complete for use, otherwise false public
Definition at line 520 of file class.ilObjSurvey.php.
References ilObject::getTitle().
Referenced by saveCompletionStatus(), and saveToDb().
{
if (($this->getTitle()) and ($this->author) and (count($this->questions)))
{
return true;
}
else
{
return false;
}
}
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| ilObjSurvey::isOffline | ( | ) |
Gets the survey status.
Gets the survey status
- Returns:
- integer true if status is online, false otherwise public
- See also:
- $status
Definition at line 1358 of file class.ilObjSurvey.php.
{
if ($this->status == STATUS_OFFLINE)
{
return true;
}
else
{
return false;
}
}
| ilObjSurvey::isOnline | ( | ) |
Gets the survey status.
Gets the survey status
- Returns:
- integer true if status is online, false otherwise public
- See also:
- $status
Definition at line 1337 of file class.ilObjSurvey.php.
{
if ($this->status == STATUS_ONLINE)
{
return true;
}
else
{
return false;
}
}
| ilObjSurvey::isSurveyCodeUsed | ( | $ | code | ) |
Definition at line 4771 of file class.ilObjSurvey.php.
| ilObjSurvey::isSurveyStarted | ( | $ | user_id, | |
| $ | anonymize_id | |||
| ) |
Checks if a user already started a survey.
Checks if a user already started a survey
- Parameters:
-
integer $user_id The database id of the user
- Returns:
- mixed false, if the user has not started the survey, 0 if the user has started the survey but not finished it, 1 if the user has finished the survey public
Definition at line 3016 of file class.ilObjSurvey.php.
References $query, $result, $row, $user_id, and getAnonymize().
Referenced by checkSurveyCode(), and saveWorkingData().
{
if ($this->getAnonymize())
{
$query = sprintf("SELECT state FROM survey_finished WHERE survey_fi = %s AND anonymous_id = %s",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($anonymize_id)
);
}
else
{
$query = sprintf("SELECT state FROM survey_finished WHERE survey_fi = %s AND user_fi = %s",
$this->ilias->db->quote($this->getSurveyId()),
$this->ilias->db->quote($user_id)
);
}
$result = $this->ilias->db->query($query);
if ($result->numRows() == 0)
{
return false;
}
else
{
$row = $result->fetchRow(DB_FETCHMODE_ASSOC);
return (int)$row["state"];
}
}
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| ilObjSurvey::loadFromDb | ( | ) |
Loads a survey object from a database.
Loads a survey object from a database
public
Definition at line 925 of file class.ilObjSurvey.php.
References $data, $query, $result, loadQuestionsFromDb(), and setAnonymize().
Referenced by read().
{
$query = sprintf("SELECT * FROM survey_survey WHERE obj_fi = %s",
$this->ilias->db->quote($this->getId())
);
$result = $this->ilias->db->query($query);
if (strcmp(strtolower(get_class($result)), db_result) == 0) {
if ($result->numRows() == 1) {
$data = $result->fetchRow(DB_FETCHMODE_OBJECT);
$this->survey_id = $data->survey_id;
$this->author = $data->author;
$this->introduction = $data->introduction;
$this->status = $data->status;
$this->invitation = $data->invitation;
$this->invitation_mode = $data->invitation_mode;
$this->display_question_titles = $data->show_question_titles;
$this->start_date = $data->startdate;
if (!$data->startdate)
{
$this->startdate_enabled = 0;
}
else
{
$this->startdate_enabled = 1;
}
$this->end_date = $data->enddate;
if (!$data->enddate)
{
$this->enddate_enabled = 0;
}
else
{
$this->enddate_enabled = 1;
}
if (!$data->anonymize)
{
$this->setAnonymize(ANONYMIZE_OFF);
}
else
{
$this->setAnonymize(ANONYMIZE_ON);
}
$this->evaluation_access = $data->evaluation_access;
$this->loadQuestionsFromDb();
}
}
}
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| ilObjSurvey::loadQuestionsFromDb | ( | ) |
Loads the survey questions from the database.
Loads the survey questions from the database
public
- See also:
- $questions
Definition at line 981 of file class.ilObjSurvey.php.
References $data, $query, and $result.
Referenced by insertQuestion(), and loadFromDb().
{
$this->questions = array();
$query = sprintf("SELECT * FROM survey_survey_question WHERE survey_fi = %s ORDER BY sequence",
$this->ilias->db->quote($this->survey_id)
);
$result = $this->ilias->db->query($query);
while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT)) {
$this->questions[$data->sequence] = $data->question_fi;
}
}
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| ilObjSurvey::loadWorkingData | ( | $ | question_id, | |
| $ | user_id | |||
| ) |
Gets the working data of question from the database.
Gets the working data of question from the database
- Parameters:
-
integer $question_id The database id of the question integer $user_id The database id of the user who worked through the question
- Returns:
- array The resulting database dataset as an array public
Definition at line 2893 of file class.ilObjSurvey.php.
References $_SESSION, $query, $result, $row, $user_id, and getAnonymize().
{
$result_array = array();
$query = "";
if ($this->getAnonymize())
{
$query = sprintf("SELECT * FROM survey_answer WHERE survey_fi = %s AND question_fi = %s AND anonymous_id = %s",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($question_id. ""),
$this->ilias->db->quote($_SESSION["anonymous_id"])
);
}
else
{
$query = sprintf("SELECT * FROM survey_answer WHERE survey_fi = %s AND question_fi = %s AND user_fi = %s",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($question_id . ""),
$this->ilias->db->quote($user_id . "")
);
}
$result = $this->ilias->db->query($query);
if ($result->numRows() >= 1)
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
array_push($result_array, $row);
}
return $result_array;
}
else
{
return $result_array;
}
}
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| ilObjSurvey::modifyQuestionblock | ( | $ | questionblock_id, | |
| $ | title | |||
| ) |
Modifies a question block.
Modifies a question block
- Parameters:
-
integer $questionblock_id The database id of the question block string $title The title of the question block public
Definition at line 2174 of file class.ilObjSurvey.php.
References $query, $result, and ilObject::$title.
| ilObjSurvey::moveDownQuestion | ( | $ | question_id | ) |
Moves a question down in the list of survey questions.
Moves a question down in the list of survey questions
- Parameters:
-
integer $question_id The question id of the question which has to be moved down public
Definition at line 1730 of file class.ilObjSurvey.php.
References $idx, $questions, getSurveyPages(), getSurveyQuestions(), and moveQuestions().
{
$move_questions = array($question_id);
$pages =& $this->getSurveyPages();
$pageindex = -1;
foreach ($pages as $idx => $page)
{
if (($page[0]["question_id"] == $question_id) && (strcmp($page[0]["questionblock_id"], "") == 0))
{
$pageindex = $idx;
}
}
if (($pageindex < count($pages)-1) && ($pageindex >= 0))
{
$this->moveQuestions($move_questions, $pages[$pageindex+1][count($pages[$pageindex+1])-1]["question_id"], 1);
}
else
{
// move down a question in a questionblock
$questions = $this->getSurveyQuestions();
$questions = array_keys($questions);
$index = array_search($question_id, $questions);
if (($index !== FALSE) && ($index < count($questions)-1))
{
$this->moveQuestions($move_questions, $questions[$index+1], 1);
}
}
}
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| ilObjSurvey::moveDownQuestionblock | ( | $ | questionblock_id | ) |
Moves a questionblock down in the list of survey questions.
Moves a questionblock down in the list of survey questions
- Parameters:
-
integer $questionblock_id The questionblock id of the questionblock which has to be moved down public
Definition at line 1797 of file class.ilObjSurvey.php.
References $idx, getSurveyPages(), and moveQuestions().
{
$pages =& $this->getSurveyPages();
$move_questions = array();
$pageindex = -1;
foreach ($pages as $idx => $page)
{
if ($page[0]["questionblock_id"] == $questionblock_id)
{
foreach ($page as $pageidx => $question)
{
array_push($move_questions, $question["question_id"]);
}
$pageindex = $idx;
}
}
if ($pageindex < count($pages)-1)
{
$this->moveQuestions($move_questions, $pages[$pageindex+1][count($pages[$pageindex+1])-1]["question_id"], 1);
}
}
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| ilObjSurvey::moveQuestions | ( | $ | move_questions, | |
| $ | target_index, | |||
| $ | insert_mode | |||
| ) |
Move questions and/or questionblocks to another position.
Move questions and/or questionblocks to another position
- Parameters:
-
array $move_questions An array with the question id's of the questions to move integer $target_index The question id of the target position integer $insert_mode 0, if insert before the target position, 1 if insert after the target position public
Definition at line 1829 of file class.ilObjSurvey.php.
References $idx, deleteConstraint(), getConstraints(), and saveQuestionsToDb().
Referenced by createQuestionblock(), moveDownQuestion(), moveDownQuestionblock(), moveUpQuestion(), and moveUpQuestionblock().
{
$array_pos = array_search($target_index, $this->questions);
if ($insert_mode == 0)
{
$part1 = array_slice($this->questions, 0, $array_pos);
$part2 = array_slice($this->questions, $array_pos);
}
else if ($insert_mode == 1)
{
$part1 = array_slice($this->questions, 0, $array_pos + 1);
$part2 = array_slice($this->questions, $array_pos + 1);
}
foreach ($move_questions as $question_id)
{
if (!(array_search($question_id, $part1) === FALSE))
{
unset($part1[array_search($question_id, $part1)]);
}
if (!(array_search($question_id, $part2) === FALSE))
{
unset($part2[array_search($question_id, $part2)]);
}
}
$part1 = array_values($part1);
$part2 = array_values($part2);
$this->questions = array_values(array_merge($part1, $move_questions, $part2));
foreach ($move_questions as $question_id)
{
$constraints = $this->getConstraints($question_id);
foreach ($constraints as $idx => $constraint)
{
foreach ($part2 as $next_question_id)
{
if ($constraint["question"] == $next_question_id)
{
// constraint concerning a question that follows -> delete constraint
$this->deleteConstraint($constraint["id"], $question_id);
}
}
}
}
$this->saveQuestionsToDb();
}
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| ilObjSurvey::moveUpQuestion | ( | $ | question_id | ) |
Moves a question up in the list of survey questions.
Moves a question up in the list of survey questions
- Parameters:
-
integer $question_id The question id of the question which has to be moved up public
Definition at line 1693 of file class.ilObjSurvey.php.
References $idx, $questions, getSurveyPages(), getSurveyQuestions(), and moveQuestions().
{
$move_questions = array($question_id);
$pages =& $this->getSurveyPages();
$pageindex = -1;
foreach ($pages as $idx => $page)
{
if ($page[0]["question_id"] == $question_id)
{
$pageindex = $idx;
}
}
if ($pageindex > 0)
{
$this->moveQuestions($move_questions, $pages[$pageindex-1][0]["question_id"], 0);
}
else
{
// move up a question in a questionblock
$questions = $this->getSurveyQuestions();
$questions = array_keys($questions);
$index = array_search($question_id, $questions);
if (($index !== FALSE) && ($index > 0))
{
$this->moveQuestions($move_questions, $questions[$index-1], 0);
}
}
}
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| ilObjSurvey::moveUpQuestionblock | ( | $ | questionblock_id | ) |
Moves a questionblock up in the list of survey questions.
Moves a questionblock up in the list of survey questions
- Parameters:
-
integer $questionblock_id The questionblock id of the questionblock which has to be moved up public
Definition at line 1767 of file class.ilObjSurvey.php.
References $idx, getSurveyPages(), and moveQuestions().
{
$pages =& $this->getSurveyPages();
$move_questions = array();
$pageindex = -1;
foreach ($pages as $idx => $page)
{
if ($page[0]["questionblock_id"] == $questionblock_id)
{
foreach ($page as $pageidx => $question)
{
array_push($move_questions, $question["question_id"]);
}
$pageindex = $idx;
}
}
if ($pageindex > 0)
{
$this->moveQuestions($move_questions, $pages[$pageindex-1][0]["question_id"], 0);
}
}
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| ilObjSurvey::notify | ( | $ | a_event, | |
| $ | a_ref_id, | |||
| $ | a_parent_non_rbac_id, | |||
| $ | a_node_id, | |||
| $ | a_params = 0 | |||
| ) |
notifys an object about an event occured Based on the event happend, each object may decide how it reacts.
If you are not required to handle any events related to your module, just delete this method. (For an example how this method is used, look at ilObjGroup)
public
- Parameters:
-
string event integer reference id of object where the event occured array passes optional parameters if required
- Returns:
- boolean
Reimplemented from ilObject.
Definition at line 459 of file class.ilObjSurvey.php.
References $_GET, $tree, and ilObject::getType().
{
global $tree;
switch ($a_event)
{
case "link":
//var_dump("<pre>",$a_params,"</pre>");
//echo "Module name ".$this->getRefId()." triggered by link event. Objects linked into target object ref_id: ".$a_ref_id;
//exit;
break;
case "cut":
//echo "Module name ".$this->getRefId()." triggered by cut event. Objects are removed from target object ref_id: ".$a_ref_id;
//exit;
break;
case "copy":
//var_dump("<pre>",$a_params,"</pre>");
//echo "Module name ".$this->getRefId()." triggered by copy event. Objects are copied into target object ref_id: ".$a_ref_id;
//exit;
break;
case "paste":
//echo "Module name ".$this->getRefId()." triggered by paste (cut) event. Objects are pasted into target object ref_id: ".$a_ref_id;
//exit;
break;
case "new":
//echo "Module name ".$this->getRefId()." triggered by paste (new) event. Objects are applied to target object ref_id: ".$a_ref_id;
//exit;
break;
}
// At the beginning of the recursive process it avoids second call of the notify function with the same parameter
if ($a_node_id==$_GET["ref_id"])
{
$parent_obj =& $this->ilias->obj_factory->getInstanceByRefId($a_node_id);
$parent_type = $parent_obj->getType();
if($parent_type == $this->getType())
{
$a_node_id = (int) $tree->getParentId($a_node_id);
}
}
parent::notify($a_event,$a_ref_id,$a_parent_non_rbac_id,$a_node_id,$a_params);
}
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| & ilObjSurvey::processCSVRow | ( | $ | row, | |
| $ | quoteAll = FALSE, |
|||
| $ | separator = ";" | |||
| ) |
Convertes an array for CSV usage.
Processes an array as a CSV row and converts the array values to correct CSV values. The "converted" array is returned
- Parameters:
-
array $row The array containing the values for a CSV row string $quoteAll Indicates to quote every value (=TRUE) or only values containing quotes and separators (=FALSE, default) string $separator The value separator in the CSV row (used for quoting) (; = default)
- Returns:
- array The converted array ready for CSV use public
Definition at line 4853 of file class.ilObjSurvey.php.
References $row, and $separator.
{
$resultarray = array();
foreach ($row as $rowindex => $entry)
{
$surround = FALSE;
if ($quoteAll)
{
$surround = TRUE;
}
if (strpos($entry, "\"") !== FALSE)
{
$entry = str_replace("\"", "\"\"", $entry);
$surround = TRUE;
}
if (strpos($entry, $separator) !== FALSE)
{
$surround = TRUE;
}
// replace all CR LF with LF (for Excel for Windows compatibility
$entry = str_replace(chr(13).chr(10), chr(10), $entry);
if ($surround)
{
$resultarray[$rowindex] = utf8_decode("\"" . $entry . "\"");
}
else
{
$resultarray[$rowindex] = utf8_decode($entry);
}
}
return $resultarray;
}
| ilObjSurvey::read | ( | $ | a_force_db = false |
) |
read object data from db into object
- Parameters:
-
boolean public
Reimplemented from ilObject.
Definition at line 277 of file class.ilObjSurvey.php.
References loadFromDb().
{
parent::read($a_force_db);
$this->loadFromDb();
// $this->meta_data =& new ilMetaData($this->getType(), $this->getId());
}
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| ilObjSurvey::removeConstraintsConcerningQuestion | ( | $ | question_id | ) |
Remove constraints concerning a question with a given question_id.
Remove constraints concerning a question with a given question_id
- Parameters:
-
integer $question_id The database id of the question public
Definition at line 1897 of file class.ilObjSurvey.php.
References $query, $result, $row, and getSurveyId().
Referenced by removeQuestion().
{
$query = sprintf("SELECT constraint_fi FROM survey_question_constraint WHERE question_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($question_id . ""),
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows() > 0)
{
$remove_constraints = array();
while ($row = $result->fetchRow(DB_FETCHMODE_HASHREF))
{
array_push($remove_constraints, $row["constraint_fi"]);
}
$query = sprintf("DELETE FROM survey_question_constraint WHERE question_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($question_id . ""),
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
foreach ($remove_constraints as $key => $constraint_id)
{
$query = sprintf("DELETE FROM survey_constraint WHERE constraint_id = %s",
$this->ilias->db->quote($constraint_id . "")
);
$result = $this->ilias->db->query($query);
}
}
}
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| ilObjSurvey::removeQuestion | ( | $ | question_id | ) |
Remove a question from the survey.
Remove a question from the survey
- Parameters:
-
integer $question_id The database id of the question public
Definition at line 1882 of file class.ilObjSurvey.php.
References removeConstraintsConcerningQuestion().
Referenced by delete(), and removeQuestions().
{
$question = new SurveyQuestion();
$question->delete($question_id);
$this->removeConstraintsConcerningQuestion($question_id);
}
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| ilObjSurvey::removeQuestions | ( | $ | remove_questions, | |
| $ | remove_questionblocks | |||
| ) |
Remove questions from the survey.
Remove questions from the survey
- Parameters:
-
array $remove_questions An array with the question id's of the questions to remove array $remove_questionblocks An array with the questionblock id's of the questions blocks to remove public
Definition at line 1935 of file class.ilObjSurvey.php.
References $data, $query, $questions, $result, getSurveyId(), getSurveyQuestions(), removeQuestion(), and saveQuestionsToDb().
{
$questions =& $this->getSurveyQuestions();
foreach ($questions as $question_id => $data)
{
if (in_array($question_id, $remove_questions) or in_array($data["questionblock_id"], $remove_questionblocks))
{
unset($this->questions[array_search($question_id, $this->questions)]);
$this->removeQuestion($question_id);
}
}
foreach ($remove_questionblocks as $questionblock_id)
{
$query = sprintf("DELETE FROM survey_questionblock WHERE questionblock_id = %s",
$this->ilias->db->quote($questionblock_id)
);
$result = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_questionblock_question WHERE questionblock_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($questionblock_id),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
}
$this->questions = array_values($this->questions);
$this->saveQuestionsToDb();
}
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| ilObjSurvey::saveCompletionStatus | ( | ) |
Saves the completion status of the survey.
Saves the completion status of the survey
public
Definition at line 586 of file class.ilObjSurvey.php.
References $query, $result, and isComplete().
{
$complete = 0;
if ($this->isComplete()) {
$complete = 1;
}
if ($this->survey_id > 0) {
$query = sprintf("UPDATE survey_survey SET complete = %s WHERE survey_id = %s",
$this->ilias->db->quote("$complete"),
$this->ilias->db->quote($this->survey_id)
);
$result = $this->ilias->db->query($query);
}
}
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| ilObjSurvey::saveHeading | ( | $ | heading = "", |
|
| $ | insertbefore | |||
| ) |
Definition at line 4656 of file class.ilObjSurvey.php.
References $query, and getSurveyId().
Referenced by importObject().
{
if ($heading)
{
$query = sprintf("UPDATE survey_survey_question SET heading=%s WHERE survey_fi=%s AND question_fi=%s",
$this->ilias->db->quote($heading),
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($insertbefore)
);
}
else
{
$query = sprintf("UPDATE survey_survey_question SET heading=NULL WHERE survey_fi=%s AND question_fi=%s",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($insertbefore)
);
}
$this->ilias->db->query($query);
}
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| ilObjSurvey::saveQuestionsToDb | ( | ) |
Saves the survey questions to the database.
Saves the survey questions to the database
public
- See also:
- $questions
Definition at line 755 of file class.ilObjSurvey.php.
References $query, $result, and $row.
Referenced by moveQuestions(), removeQuestions(), and saveToDb().
{
// save old questions state
$old_questions = array();
$query = sprintf("SELECT * FROM survey_survey_question WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
if ($result->numRows())
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$old_questions[$row["question_fi"]] = $row;
}
}
// delete existing question relations
$query = sprintf("DELETE FROM survey_survey_question WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
// create new question relations
foreach ($this->questions as $key => $value) {
$query = sprintf("INSERT INTO survey_survey_question (survey_question_id, survey_fi, question_fi, heading, sequence, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, NULL)",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($value . ""),
$this->ilias->db->quote($old_questions[$value]["heading"]),
$this->ilias->db->quote($key . "")
);
$result = $this->ilias->db->query($query);
}
}
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| ilObjSurvey::saveToDb | ( | ) |
Saves a survey object to a database.
Saves a survey object to a database
public
Definition at line 676 of file class.ilObjSurvey.php.
References $query, $result, getAnonymize(), getEndDate(), getShowQuestionTitles(), getStartDate(), isComplete(), and saveQuestionsToDb().
Referenced by createReference(), and importObject().
{
$complete = 0;
if ($this->isComplete()) {
$complete = 1;
}
$startdate = $this->getStartDate();
if (!$startdate or !$this->startdate_enabled)
{
$startdate = "NULL";
}
else
{
$startdate = $this->ilias->db->quote($startdate);
}
$enddate = $this->getEndDate();
if (!$enddate or !$this->enddate_enabled)
{
$enddate = "NULL";
}
else
{
$enddate = $this->ilias->db->quote($enddate);
}
if ($this->survey_id == -1) {
// Write new dataset
$now = getdate();
$created = sprintf("%04d%02d%02d%02d%02d%02d", $now['year'], $now['mon'], $now['mday'], $now['hours'], $now['minutes'], $now['seconds']);
$query = sprintf("INSERT INTO survey_survey (survey_id, obj_fi, author, introduction, status, startdate, enddate, evaluation_access, invitation, invitation_mode, complete, created, anonymize, show_question_titles, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NULL)",
$this->ilias->db->quote($this->getId()),
$this->ilias->db->quote($this->author . ""),
$this->ilias->db->quote($this->introduction . ""),
$this->ilias->db->quote($this->status . ""),
$startdate,
$enddate,
$this->ilias->db->quote($this->evaluation_access . ""),
$this->ilias->db->quote($this->invitation . ""),
$this->ilias->db->quote($this->invitation_mode . ""),
$this->ilias->db->quote($complete . ""),
$this->ilias->db->quote($this->getAnonymize() . ""),
$this->ilias->db->quote($this->getShowQuestionTitles() . ""),
$this->ilias->db->quote($created)
);
$result = $this->ilias->db->query($query);
if ($result == DB_OK) {
$this->survey_id = $this->ilias->db->getLastInsertId();
}
} else {
// update existing dataset
$query = sprintf("UPDATE survey_survey SET author = %s, introduction = %s, status = %s, startdate = %s, enddate = %s, evaluation_access = %s, invitation = %s, invitation_mode = %s, complete = %s, anonymize = %s, show_question_titles = %s WHERE survey_id = %s",
$this->ilias->db->quote($this->author . ""),
$this->ilias->db->quote($this->introduction . ""),
$this->ilias->db->quote($this->status . ""),
$startdate,
$enddate,
$this->ilias->db->quote($this->evaluation_access . ""),
$this->ilias->db->quote($this->invitation . ""),
$this->ilias->db->quote($this->invitation_mode . ""),
$this->ilias->db->quote($complete . ""),
$this->ilias->db->quote($this->getAnonymize() . ""),
$this->ilias->db->quote($this->getShowQuestionTitles() . ""),
$this->ilias->db->quote($this->survey_id)
);
$result = $this->ilias->db->query($query);
}
if ($result == DB_OK) {
// save questions to db
$this->saveQuestionsToDb();
}
}
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| ilObjSurvey::saveWorkingData | ( | $ | question_id, | |
| $ | user_id, | |||
| $ | anonymize_id, | |||
| $ | value = "", |
|||
| $ | text = "" | |||
| ) |
Saves the working data of a question to the database.
Saves the working data of a question to the database
- Parameters:
-
integer $question_id The database id of the question integer $user_id The database id of the user who worked through the question mixed $value The value the user entered for the question string $text The answer text of a text question public
Definition at line 2846 of file class.ilObjSurvey.php.
References $query, $result, $user_id, getAnonymize(), isSurveyStarted(), and startSurvey().
{
if ($this->isSurveyStarted($user_id, $anonymize_id) === false)
{
$this->startSurvey($user_id, $anonymize_id);
}
if (strcmp($value, "") == 0)
{
$value = "NULL";
}
else
{
$value = $this->ilias->db->quote($value);
}
if (strcmp($text, "") == 0)
{
$text = "NULL";
}
else
{
$text = $this->ilias->db->quote($text);
}
if ($this->getAnonymize())
{
$user_id = 0;
}
$query = sprintf("INSERT INTO survey_answer (answer_id, survey_fi, question_fi, user_fi, anonymous_id, value, textanswer, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, %s, %s, NULL)",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($question_id . ""),
$this->ilias->db->quote($user_id . ""),
$this->ilias->db->quote($anonymize_id),
$value,
$text
);
$result = $this->ilias->db->query($query);
}
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| ilObjSurvey::setAnonymize | ( | $ | a_anonymize | ) |
set anonymize status
Definition at line 882 of file class.ilObjSurvey.php.
Referenced by from_xml(), and loadFromDb().
{
$this->anonymize = $a_anonymize;
}
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| ilObjSurvey::setAuthor | ( | $ | author = "" |
) |
assign a meta data object to glossary object
- Parameters:
-
object $a_meta_data meta data object get meta data object of glossary object
- Returns:
- object meta data object Sets the authors name Sets the authors name of the SurveyQuestion object
- Parameters:
-
string $author A string containing the name of the questions author public
- See also:
- $author
Definition at line 1095 of file class.ilObjSurvey.php.
References $author.
Referenced by from_xml().
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| ilObjSurvey::setEndDate | ( | $ | end_date = "" |
) |
Sets the end date of the survey.
Sets the end date of the survey
- Parameters:
-
string $end_date Survey end date (YYYY-MM-DD) public
- See also:
- $end_date
Definition at line 1537 of file class.ilObjSurvey.php.
References $end_date.
Referenced by from_xml().
{
$this->end_date = $end_date;
}
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| ilObjSurvey::setEndDateEnabled | ( | $ | enabled = false |
) |
Sets the enabled state of the end date.
Sets the enabled state of the end date
- Parameters:
-
boolean $enabled True to enable the end date, false to disable the end date public
- See also:
- $end_date
Definition at line 1036 of file class.ilObjSurvey.php.
Referenced by from_xml().
{
if ($enabled)
{
$this->enddate_enabled = 1;
}
else
{
$this->enddate_enabled = 0;
}
}
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| ilObjSurvey::setEvaluationAccess | ( | $ | evaluation_access = EVALUATION_ACCESS_OFF |
) |
Sets the learners evaluation access.
Sets the learners evaluation access
- Parameters:
-
integer $evaluation_access The evaluation access public
- See also:
- $evaluation_access
Definition at line 1623 of file class.ilObjSurvey.php.
References $evaluation_access.
Referenced by from_xml().
{
$this->evaluation_access = $evaluation_access;
}
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| ilObjSurvey::setIntroduction | ( | $ | introduction = "" |
) |
Sets the introduction text.
Sets the introduction text
- Parameters:
-
string $introduction A string containing the introduction public
- See also:
- $introduction
Definition at line 1272 of file class.ilObjSurvey.php.
References $introduction.
Referenced by from_xml().
{
$this->introduction = $introduction;
}
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| ilObjSurvey::setInvitation | ( | $ | invitation = 0 |
) |
Sets the invitation status.
Sets the invitation status
- Parameters:
-
integer $invitation The invitation status public
- See also:
- $invitation
Definition at line 1148 of file class.ilObjSurvey.php.
References $invitation, $query, $result, $row, $user, $user_id, getInvitationMode(), and ilObject::getRefId().
Referenced by setInvitationAndMode(), and setInvitationMode().
{
$this->invitation = $invitation;
// remove the survey from the personal desktops
$query = sprintf("DELETE FROM desktop_item WHERE type = %s AND item_id = %s",
$this->ilias->db->quote("svy"),
$this->ilias->db->quote($this->getRefId())
);
$result = $this->ilias->db->query($query);
if ($invitation == INVITATION_OFF)
{
// already removed prior
}
else if ($invitation == INVITATION_ON)
{
if ($this->getInvitationMode() == MODE_UNLIMITED)
{
$query = "SELECT usr_id FROM usr_data";
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$query = sprintf("INSERT INTO desktop_item (user_id, item_id, type, parameters) VALUES (%s, %s, %s, NULL)",
$this->ilias->db->quote($row["usr_id"]),
$this->ilias->db->quote($this->getRefId()),
$this->ilias->db->quote("svy")
);
$insertresult = $this->ilias->db->query($query);
}
}
else
{
$query = sprintf("SELECT user_fi FROM survey_invited_user WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$query = sprintf("INSERT INTO desktop_item (user_id, item_id, type, parameters) VALUES (%s, %s, %s, NULL)",
$this->ilias->db->quote($row["user_fi"]),
$this->ilias->db->quote($this->getRefId()),
$this->ilias->db->quote("svy")
);
$insertresult = $this->ilias->db->query($query);
}
$query = sprintf("SELECT group_fi FROM survey_invited_group WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
$group = new ilObjGroup($row["group_fi"]);
$members = $group->getGroupMemberIds();
foreach ($members as $user_id)
{
$user = new ilObjUser($user_id);
$user->addDesktopItem($this->getRefId(), "svy");
}
}
}
}
}
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| ilObjSurvey::setInvitationAndMode | ( | $ | invitation = 0, |
|
| $ | invitation_mode = 0 | |||
| ) |
Sets the invitation status and mode (a more performant solution if you change both).
Sets the invitation status and mode (a more performant solution if you change both)
- Parameters:
-
integer $invitation The invitation status integer $invitation_mode The invitation mode public
- See also:
- $invitation_mode
Definition at line 1245 of file class.ilObjSurvey.php.
References $invitation, $invitation_mode, $query, $result, and setInvitation().
{
$this->invitation_mode = $invitation_mode;
if ($invitation_mode == MODE_UNLIMITED)
{
$query = sprintf("DELETE FROM survey_invited_group WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_invited_user WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
}
// add/remove the survey from personal desktops -> calling getInvitation with the same value makes all changes for the new invitation mode
$this->setInvitation($invitation);
}
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| ilObjSurvey::setInvitationMode | ( | $ | invitation_mode = 0 |
) |
Sets the invitation mode.
Sets the invitation mode
- Parameters:
-
integer $invitation_mode The invitation mode public
- See also:
- $invitation_mode
Definition at line 1218 of file class.ilObjSurvey.php.
References $invitation_mode, $query, $result, getInvitation(), and setInvitation().
{
$this->invitation_mode = $invitation_mode;
if ($invitation_mode == MODE_UNLIMITED)
{
$query = sprintf("DELETE FROM survey_invited_group WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_invited_user WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
}
// add/remove the survey from personal desktops -> calling getInvitation with the same value makes all changes for the new invitation mode
$this->setInvitation($this->getInvitation());
}
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| ilObjSurvey::setObligatoryStates | ( | $ | obligatory_questions | ) |
Sets the obligatory states for questions in a survey from the questions form.
Sets the obligatory states for questions in a survey from the questions form
- Parameters:
-
array $obligatory_questions The questions which should be set obligatory from the questions form, the remaining questions should be setted not obligatory public
Definition at line 2335 of file class.ilObjSurvey.php.
References $query, $result, and $row.
{
$query = sprintf("SELECT * FROM survey_survey_question WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
if ($result->numRows())
{
while ($row = $result->fetchRow(DB_FETCHMODE_ASSOC))
{
if (!array_key_exists($row["question_fi"], $obligatory_questions))
{
$obligatory_questions[$row["question_fi"]] = 0;
}
}
}
// set the obligatory states in the database
$query = sprintf("DELETE FROM survey_question_obligatory WHERE survey_fi = %s",
$this->ilias->db->quote($this->getSurveyId() . "")
);
$result = $this->ilias->db->query($query);
// set the obligatory states in the database
foreach ($obligatory_questions as $question_fi => $obligatory)
{
$query = sprintf("INSERT INTO survey_question_obligatory (question_obligatory_id, survey_fi, question_fi, obligatory, TIMESTAMP) VALUES (NULL, %s, %s, %s, NULL)",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($question_fi . ""),
$this->ilias->db->quote($obligatory . "")
);
$result = $this->ilias->db->query($query);
}
}
| ilObjSurvey::setStartDate | ( | $ | start_date = "" |
) |
Sets the start date of the survey.
Sets the start date of the survey
- Parameters:
-
string $start_data Survey start date (YYYY-MM-DD) public
- See also:
- $start_date
Definition at line 1451 of file class.ilObjSurvey.php.
References $start_date.
Referenced by from_xml().
{
$this->start_date = $start_date;
}
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| ilObjSurvey::setStartDateEnabled | ( | $ | enabled = false |
) |
Sets the enabled state of the start date.
Sets the enabled state of the start date
- Parameters:
-
boolean $enabled True to enable the start date, false to disable the start date public
- See also:
- $start_date
Definition at line 1001 of file class.ilObjSurvey.php.
Referenced by from_xml().
{
if ($enabled)
{
$this->startdate_enabled = 1;
}
else
{
$this->startdate_enabled = 0;
}
}
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| ilObjSurvey::setStatus | ( | $ | status = STATUS_OFFLINE |
) |
Sets the survey status.
Sets the survey status
- Parameters:
-
integer $status Survey status
- Returns:
- string An error message, if the status cannot be set, otherwise an empty string public
- See also:
- $status
Definition at line 1380 of file class.ilObjSurvey.php.
References $result, and $status.
Referenced by from_xml().
{
$result = "";
if (($status == STATUS_ONLINE) && (count($this->questions) == 0))
{
$this->status = STATUS_OFFLINE;
$result = $this->lng->txt("cannot_switch_to_online_no_questions");
}
else
{
$this->status = $status;
}
return $result;
}
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| ilObjSurvey::showQuestionTitles | ( | ) |
Sets the question titles visible during the query.
Sets the question titles visible during the query
public
- See also:
- $display_question_titles
Definition at line 1123 of file class.ilObjSurvey.php.
Referenced by from_xml().
{
$this->display_question_titles = QUESTIONTITLES_VISIBLE;
}
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| ilObjSurvey::startSurvey | ( | $ | user_id, | |
| $ | anonymous_id | |||
| ) |
Starts the survey creating an entry in the database.
Starts the survey creating an entry in the database
- Parameters:
-
integer $user_id The database id of the user who starts the survey public
Definition at line 2936 of file class.ilObjSurvey.php.
References $_SESSION, $ilUser, $query, $result, $umail, $user_id, getAnonymize(), ilObject::getTitle(), and sendInfo().
Referenced by saveWorkingData().
{
global $ilUser;
if (strcmp($user_id, "") == 0)
{
$user_id = 0;
}
if ($this->getAnonymize())
{
$user_id = 0;
}
$query = sprintf("INSERT INTO survey_finished (finished_id, survey_fi, user_fi, anonymous_id, state, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, NULL)",
$this->ilias->db->quote($this->getSurveyId() . ""),
$this->ilias->db->quote($user_id . ""),
$this->ilias->db->quote($anonymous_id . ""),
$this->ilias->db->quote(0 . "")
);
$result = $this->ilias->db->query($query);
if ($this->getAnonymize())
{
if (strcmp($ilUser->login, "anonymous") != 0)
{
require_once "./include/inc.mail.php";
require_once "./classes/class.ilFormatMail.php";
require_once "./classes/class.ilMailbox.php";
$subject = sprintf($this->lng->txt("subject_mail_survey_id"), $this->getTitle());
$message = sprintf($this->lng->txt("message_mail_survey_id"), $this->getTitle(), $_SESSION["anonymous_id"]);
$umail = new ilFormatMail($ilUser->id);
$f_message = $umail->formatLinebreakMessage($message);
$umail->setSaveInSentbox(true);
if($error_message = $umail->sendMail($ilUser->getLogin(),"",
"",$subject,$f_message,
array(),array("normal")))
{
sendInfo($error_message);
}
}
}
}
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| ilObjSurvey::to_xml | ( | ) |
Returns a QTI xml representation of the survey.
Returns a QTI xml representation of the survey
- Returns:
- string The QTI xml representation of the survey public
Definition at line 3817 of file class.ilObjSurvey.php.
References $xml, _instanciateQuestion(), domxml_open_mem(), getAnonymize(), getAuthor(), ilObject::getDescription(), getEndDateEnabled(), getEndDay(), getEndMonth(), getEndYear(), getEvaluationAccess(), getIntroduction(), getObligatoryStates(), getShowQuestionTitles(), getStartDateEnabled(), getStartDay(), getStartMonth(), getStartYear(), getStatus(), getSurveyId(), getSurveyPages(), and ilObject::getTitle().
{
$xml_header = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<questestinterop></questestinterop>\n";
$domxml = domxml_open_mem($xml_header);
$root = $domxml->document_element();
// qti assessment
$qtiSurvey = $domxml->create_element("survey");
$qtiSurvey->set_attribute("ident", $this->getSurveyId());
$qtiSurvey->set_attribute("title", $this->getTitle());
// add qti comment
$qtiComment = $domxml->create_element("qticomment");
$qtiCommentText = $domxml->create_text_node($this->getDescription());
$qtiComment->append_child($qtiCommentText);
$qtiSurvey->append_child($qtiComment);
$qtiComment = $domxml->create_element("qticomment");
$qtiCommentText = $domxml->create_text_node("ILIAS Version=".$this->ilias->getSetting("ilias_version"));
$qtiComment->append_child($qtiCommentText);
$qtiSurvey->append_child($qtiComment);
$qtiComment = $domxml->create_element("qticomment");
$qtiCommentText = $domxml->create_text_node("Author=".$this->getAuthor());
$qtiComment->append_child($qtiCommentText);
$qtiSurvey->append_child($qtiComment);
// add qti objectives
$qtiObjectives = $domxml->create_element("objectives");
$qtiMaterial = $domxml->create_element("material");
$qtiMaterial->set_attribute("label", "introduction");
$qtiMatText = $domxml->create_element("mattext");
$qtiMatTextText = $domxml->create_text_node($this->getIntroduction());
$qtiMatText->append_child($qtiMatTextText);
$qtiMaterial->append_child($qtiMatText);
$qtiObjectives->append_child($qtiMaterial);
$qtiSurvey->append_child($qtiObjectives);
// add the rest of the preferences in qtimetadata tags, because there is no correspondent definition in QTI
$qtiMetadata = $domxml->create_element("qtimetadata");
// author
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("author");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($this->getAuthor());
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
// description
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("description");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($this->getDescription());
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
// evaluation access
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("evaluation_access");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($this->getEvaluationAccess());
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
// anonymization
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("anonymize");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($this->getAnonymize());
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
// status
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("status");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($this->getStatus());
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
// start date
if ($this->getStartDateEnabled())
{
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("startdate");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node(sprintf("P%dY%dM%dDT0H0M0S", $this->getStartYear(), $this->getStartMonth(), $this->getStartDay()));
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
}
// end date
if ($this->getEndDateEnabled())
{
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("enddate");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node(sprintf("P%dY%dM%dDT0H0M0S", $this->getEndYear(), $this->getEndMonth(), $this->getEndDay()));
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
}
// show question titles
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("display_question_titles");
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($this->getShowQuestionTitles());
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
// add questionblock descriptions
$pages =& $this->getSurveyPages();
foreach ($pages as $question_array)
{
if (count($question_array) > 1)
{
$question_ids = array();
// found a questionblock
foreach ($question_array as $question)
{
array_push($question_ids, $question["question_id"]);
}
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("questionblock_" . $question_array[0]["questionblock_id"]);
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node("<title>" . $question["questionblock_title"]. "</title><questions>" . join($question_ids, ",") . "</questions>");
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
}
}
// add constraints
foreach ($pages as $question_array)
{
foreach ($question_array as $question)
{
if (count($question["constraints"]))
{
// found constraints
foreach ($question["constraints"] as $constraint)
{
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("constraint_" . $question["question_id"]);
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($constraint["question"] . "," . $constraint["short"] . "," . $constraint["value"]);
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
}
}
}
}
// add headings
foreach ($pages as $question_array)
{
foreach ($question_array as $question)
{
if ($question["heading"])
{
$qtiMetadatafield = $domxml->create_element("qtimetadatafield");
$qtiFieldLabel = $domxml->create_element("fieldlabel");
$qtiFieldLabelText = $domxml->create_text_node("heading_" . $question["question_id"]);
$qtiFieldLabel->append_child($qtiFieldLabelText);
$qtiFieldEntry = $domxml->create_element("fieldentry");
$qtiFieldEntryText = $domxml->create_text_node($question["heading"]);
$qtiFieldEntry->append_child($qtiFieldEntryText);
$qtiMetadatafield->append_child($qtiFieldLabel);
$qtiMetadatafield->append_child($qtiFieldEntry);
$qtiMetadata->append_child($qtiMetadatafield);
}
}
}
$qtiSurvey->append_child($qtiMetadata);
$root->append_child($qtiSurvey);
$xml = $domxml->dump_mem(true);
$domxml->free();
$obligatory_states =& $this->getObligatoryStates();
foreach ($this->questions as $question_id) {
$question =& $this->_instanciateQuestion($question_id);
$qti_question = $question->to_xml(false, $obligatory_states[$question_id]);
$qti_question = preg_replace("/<questestinterop>/", "", $qti_question);
$qti_question = preg_replace("/<\/questestinterop>/", "", $qti_question);
$xml = str_replace("</questestinterop>", "$qti_question</questestinterop>", $xml);
}
return $xml;
}
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| ilObjSurvey::unfoldQuestionblocks | ( | $ | questionblocks | ) |
Unfolds question blocks of a question pool.
Unfolds question blocks of a question pool
- Parameters:
-
array $questionblocks An array of question block id's public
Definition at line 1970 of file class.ilObjSurvey.php.
References $query, $result, and getSurveyId().
{
foreach ($questionblocks as $index)
{
$query = sprintf("DELETE FROM survey_questionblock WHERE questionblock_id = %s",
$this->ilias->db->quote($index)
);
$result = $this->ilias->db->query($query);
$query = sprintf("DELETE FROM survey_questionblock_question WHERE questionblock_fi = %s AND survey_fi = %s",
$this->ilias->db->quote($index),
$this->ilias->db->quote($this->getSurveyId())
);
$result = $this->ilias->db->query($query);
}
}
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| ilObjSurvey::update | ( | ) |
update object data
public
- Returns:
- boolean
Reimplemented from ilObject.
Definition at line 252 of file class.ilObjSurvey.php.
References ilObject::updateMetaData().
{
$this->updateMetaData();
if (!parent::update())
{
return false;
}
// put here object specific stuff
return true;
}
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Field Documentation
| ilObjSurvey::$anonymize |
Definition at line 184 of file class.ilObjSurvey.php.
| ilObjSurvey::$author |
Definition at line 86 of file class.ilObjSurvey.php.
Referenced by setAuthor().
| ilObjSurvey::$display_question_titles |
Definition at line 192 of file class.ilObjSurvey.php.
| ilObjSurvey::$end_date |
Definition at line 140 of file class.ilObjSurvey.php.
Referenced by setEndDate().
| ilObjSurvey::$enddate_enabled |
Definition at line 149 of file class.ilObjSurvey.php.
| ilObjSurvey::$evaluation_access |
Definition at line 113 of file class.ilObjSurvey.php.
Referenced by setEvaluationAccess().
| ilObjSurvey::$introduction |
Definition at line 95 of file class.ilObjSurvey.php.
Referenced by setIntroduction().
| ilObjSurvey::$invitation |
Definition at line 167 of file class.ilObjSurvey.php.
Referenced by setInvitation(), and setInvitationAndMode().
| ilObjSurvey::$invitation_mode |
Definition at line 176 of file class.ilObjSurvey.php.
Referenced by setInvitationAndMode(), and setInvitationMode().
| ilObjSurvey::$questions |
Definition at line 158 of file class.ilObjSurvey.php.
Referenced by createQuestionblock(), getEvaluation(), getEvaluationByUser(), getEvaluationForAllUsers(), insertQuestionblock(), moveDownQuestion(), moveUpQuestion(), and removeQuestions().
| ilObjSurvey::$start_date |
Definition at line 122 of file class.ilObjSurvey.php.
Referenced by setStartDate().
| ilObjSurvey::$startdate_enabled |
Definition at line 131 of file class.ilObjSurvey.php.
| ilObjSurvey::$status |
Definition at line 104 of file class.ilObjSurvey.php.
Referenced by setStatus().
| ilObjSurvey::$survey_id |
Definition at line 76 of file class.ilObjSurvey.php.
Referenced by _getConstraints(), and getQuestionblockQuestions().
The documentation for this class was generated from the following file:
- survey/classes/class.ilObjSurvey.php
