ILIAS  Release_4_1_x_branch Revision 61804
 All Data Structures Namespaces Files Functions Variables Groups Pages
Public Member Functions | Data Fields
SurveyTextQuestion Class Reference
Modules/SurveyQuestionPool

Text survey question. More...

+ Inheritance diagram for SurveyTextQuestion:
+ Collaboration diagram for SurveyTextQuestion:

Public Member Functions

 SurveyTextQuestion ($title="", $description="", $author="", $questiontext="", $owner=-1)
 The constructor takes possible arguments an creates an instance of the SurveyTextQuestion object.
 _getQuestionDataArray ($id)
 Returns the question data fields from the database.
 loadFromDb ($id)
 Loads a SurveyTextQuestion object from the database.
 isComplete ()
 Returns true if the question is complete for use.
 setMaxChars ($maxchars=0)
 Sets the maximum number of allowed characters for the text answer.
 getMaxChars ()
 Returns the maximum number of allowed characters for the text answer.
 saveToDb ($original_id="")
 Saves a SurveyTextQuestion object to a database.
 toXML ($a_include_header=TRUE, $obligatory_state="")
 Returns an xml representation of the question.
 insertXML (&$a_xml_writer, $a_include_header=TRUE, $obligatory_state="")
 Adds the question XML to a given XMLWriter object.
 _getMaxChars ($question_id)
 Returns the maxium number of allowed characters for the text answer.
 getQuestionType ()
 Returns the question type of the question.
 getAdditionalTableName ()
 Returns the name of the additional question data table in the database.
& getWorkingDataFromUserInput ($post_data)
 Creates the user data of the svy_answer table from the POST data.
 checkUserInput ($post_data, $survey_id)
 Checks the input of the active user for obligatory status and entered values.
 randomText ($length)
 saveRandomData ($active_id)
 Saves random answers for a given active user in the database.
 saveUserInput ($post_data, $active_id)
& getCumulatedResults ($survey_id, $nr_of_users)
 setExportDetailsXLS (&$workbook, &$format_title, &$format_bold, &$eval_data, $export_label)
 Creates an Excel worksheet for the detailed cumulated results of this question.
 addUserSpecificResultsData (&$a_array, &$resultset)
 Adds the values for the user specific results export for a given user.
& getUserAnswers ($survey_id)
 Returns an array containing all answers to this question in a given survey.
 importResponses ($a_data)
 Import response data from the question import file.
 usableForPrecondition ()
 Returns if the question is usable for preconditions.
 getTextWidth ()
 Returns the width of the answer field.
 getTextHeight ()
 Returns the height of the answer field.
 setTextWidth ($a_textwidth)
 Sets the width of the answer field.
 setTextHeight ($a_textheight)
 Sets the height of the answer field.
- Public Member Functions inherited from SurveyQuestion
 SurveyQuestion ($title="", $description="", $author="", $questiontext="", $owner=-1)
 SurveyQuestion constructor The constructor takes possible arguments an creates an instance of the SurveyQuestion object.
 _SurveyQuestion ()
 setComplete ($a_complete)
 Sets the complete state of the question.
 questionTitleExists ($title, $questionpool_object="")
 Returns TRUE if the question title exists in the database.
 setTitle ($title="")
 Sets the title string of the SurveyQuestion object.
 setObligatory ($obligatory=1)
 Sets the obligatory state of the question.
 setOrientation ($orientation=0)
 Sets the orientation of the question output.
 setId ($id=-1)
 Sets the id of the SurveyQuestion object.
 setSurveyId ($id=-1)
 Sets the survey id of the SurveyQuestion object.
 setDescription ($description="")
 Sets the description string of the SurveyQuestion object.
 addMaterials ($materials_file, $materials_name="")
 Sets the materials uri.
 setMaterialsfile ($materials_filename, $materials_tempfilename="", $materials_name="")
 Sets and uploads the materials uri.
 deleteMaterial ($materials_name="")
 Deletes a materials uri with a given name.
 flushMaterials ()
 Deletes all materials uris.
 setAuthor ($author="")
 Sets the authors name of the SurveyQuestion object.
 setQuestiontext ($questiontext="")
 Sets the questiontext of the SurveyQuestion object.
 setOwner ($owner="")
 Sets the creator/owner ID of the SurveyQuestion object.
 getTitle ()
 Gets the title string of the SurveyQuestion object.
 getId ()
 Gets the id of the SurveyQuestion object.
 getObligatory ($survey_id="")
 Gets the obligatory state of the question.
 getSurveyId ()
 Gets the survey id of the SurveyQuestion object.
 getOrientation ()
 Gets the orientation of the question output.
 getDescription ()
 Gets the description string of the SurveyQuestion object.
 getAuthor ()
 Gets the authors name of the SurveyQuestion object.
 getOwner ()
 Gets the creator/owner ID of the SurveyQuestion object.
 getQuestiontext ()
 Gets the questiontext of the SurveyQuestion object.
 getObjId ()
 Get the reference id of the container object.
 setObjId ($obj_id=0)
 Set the reference id of the container object.
 duplicate ($for_survey=true, $title="", $author="", $owner="")
 Duplicates a survey question.
 copyObject ($target_questionpool, $title="")
 Copies an assOrderingQuestion object.
 copyXHTMLMediaObjectsOfQuestion ($a_q_id)
 Increases the media object usage counter when a question is duplicated.
 _isComplete ($question_id)
 Checks whether the question is complete or not.
 saveCompletionStatus ($original_id="")
 Saves the complete flag to the database.
 saveMaterial ()
 save material to db
 createNewQuestion ()
 Creates a new question with a 0 timestamp when a new question is created This assures that an ID is given to the question if a file upload or something else occurs.
 saveWorkingData ($limit_to=LIMIT_NO_LIMIT)
 Saves the learners input of the question to the database.
 getImagePath ()
 Returns the image path for web accessable images of a question.
 getMaterialsPath ()
 Returns the materials path for web accessable materials of a question.
 getImagePathWeb ()
 Returns the web image path for web accessable images of a question.
 getMaterialsPathWeb ()
 Returns the web image path for web accessable images of a question.
 saveCategoryToDb ($categorytext, $neutral=0)
 Saves a category to the database.
 deleteAdditionalTableData ($question_id)
 Deletes datasets from the additional question table in the database.
 delete ($question_id)
 Deletes a question and all materials from the database.
 _getQuestionType ($question_id)
 Returns the question type of a question with a given id.
 _getTitle ($question_id)
 Returns the question title of a question with a given id.
 _getOriginalId ($question_id)
 Returns the original id of a question.
 syncWithOriginal ()
 getPhrase ($phrase_id)
 Returns a phrase for a given database id.
 phraseExists ($title)
 Returns true if the phrase title already exists for the current user.
 _questionExists ($question_id)
 Returns true if the question already exists in the database.
 addInternalLink ($material_id, $title="")
 deleteMaterials ($a_array)
 Deletes materials.
 duplicateMaterials ($question_id)
 Duplicates the materials of a question.
 addMaterial ($obj_material)
 setMaterial ($material_id="", $is_import=false, $material_title="")
 Sets a material link for the question.
 _resolveInternalLink ($internal_link)
 _resolveIntLinks ($question_id)
 _getInternalLinkHref ($target="")
 _isWriteable ($question_id, $user_id)
 Returns true if the question is writeable by a certain user.
 getQuestionTypeID ()
 Returns the question type ID of the question.
& _instanciateQuestion ($question_id)
 Creates an instance of a question with a given question id.
& _instanciateQuestionGUI ($question_id)
 Creates an instance of a question GUI with a given question id.
 isHTML ($a_text)
 Checks if a given string contains HTML or not.
 QTIMaterialToString ($a_material)
 Reads an QTI material tag an creates a text string.
 addMaterialTag (&$a_xml_writer, $a_material, $close_material_tag=TRUE, $add_mobs=TRUE, $a_attrs=null)
 Creates an XML material tag from a plain text or xhtml text.
 prepareTextareaOutput ($txt_output, $prepare_for_latex_output=FALSE)
 Prepares a string for a text area output in surveys.
 addUserSpecificResultsExportTitles (&$a_array, $a_export_label="")
 Adds the entries for the title row of the user specific results.
 importAdditionalMetadata ($a_meta)
 Import additional meta data from the question import file.
 importAdjectives ($a_data)
 Import bipolar adjectives from the question import file.
 importMatrix ($a_data)
 Import matrix rows from the question import file.
 setExportCumulatedXLS (&$worksheet, &$format_title, &$format_bold, &$eval_data, $row, $export_label)
 Creates the Excel output for the cumulated results of this question.
& setExportCumulatedCVS (&$eval_data, $export_label)
 Creates the CSV output for the cumulated results of this question.
 getAvailableRelations ()
 Returns the available relations for the question.
 getPreconditionOptions ()
 Returns the options for preconditions.
 getPreconditionValueOutput ($value)
 Returns the output for a precondition value.
 getPreconditionSelectValue ($default="", $title, $variable)
 Creates a form property for the precondition value.
 outChart ($survey_id, $type="")
 Creates an image visualising the results of the question.
 setOriginalId ($original_id)
 getOriginalId ()
 getMaterial ()
 setSubtype ($a_subtype)
 getSubtype ()
 getCumulatedResultData ($survey_id, $counter)
 Creates a the cumulated results data for the question.
 __get ($value)
 Object getter.
 __set ($key, $value)
 Object setter.

Data Fields

 $maxchars
 $textwidth
 $textheight
- Data Fields inherited from SurveyQuestion
 $id
 $title
 $description
 $owner
 $author
 $materials
 $survey_id
 $obj_id
 $questiontext
 $obligatory
 $ilias
 $tpl
 $lng
 $orientation
 $material
 $complete

Additional Inherited Members

- Static Public Member Functions inherited from SurveyQuestion
static _includeClass ($question_type, $gui=0)
 Include the php class file for a given question type.
static _getQuestionTypeName ($type_tag)
 Return the translation for a given question type tag.
- Protected Member Functions inherited from SurveyQuestion
& calculateCumulatedResults ($survey_id)
- Protected Attributes inherited from SurveyQuestion
 $cumulated
 An array containing the cumulated results of the question for a given survey.

Detailed Description

Text survey question.

The SurveyTextQuestion class defines and encapsulates basic methods and attributes for text survey question types.

Author
Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m
Version
Id:
class.SurveyTextQuestion.php 28081 2011-03-13 15:23:20Z hschottm

Definition at line 38 of file class.SurveyTextQuestion.php.

Member Function Documentation

SurveyTextQuestion::_getMaxChars (   $question_id)

Returns the maxium number of allowed characters for the text answer.

Returns
integer The maximum number of characters public

Definition at line 287 of file class.SurveyTextQuestion.php.

References $ilDB, $result, and $row.

{
global $ilDB;
$result = $ilDB->queryF("SELECT maxchars FROM svy_question WHERE question_id = %s",
array('integer'),
array($question_id)
);
if ($result->numRows())
{
$row = $ilDB->fetchAssoc($result);
return $row["maxchars"];
}
return 0;
}
SurveyTextQuestion::_getQuestionDataArray (   $id)

Returns the question data fields from the database.

Parameters
integer$idThe question ID from the database
Returns
array Array containing the question fields and data from the database public

Reimplemented from SurveyQuestion.

Definition at line 74 of file class.SurveyTextQuestion.php.

References SurveyQuestion\$id, $ilDB, $result, and getAdditionalTableName().

{
global $ilDB;
$result = $ilDB->queryF("SELECT svy_question.*, " . $this->getAdditionalTableName() . ".* FROM svy_question, " . $this->getAdditionalTableName() . " WHERE svy_question.question_id = %s AND svy_question.question_id = " . $this->getAdditionalTableName() . ".question_fi",
array('integer'),
array($id)
);
if ($result->numRows() == 1)
{
return $ilDB->fetchAssoc($result);
}
else
{
return array();
}
}

+ Here is the call graph for this function:

SurveyTextQuestion::addUserSpecificResultsData ( &  $a_array,
&  $resultset 
)

Adds the values for the user specific results export for a given user.

Parameters
array$a_arrayAn array which is used to append the values
array$resultsetThe evaluation data for a given user public

Reimplemented from SurveyQuestion.

Definition at line 505 of file class.SurveyTextQuestion.php.

References SurveyQuestion\getId().

{
if (count($resultset["answers"][$this->getId()]))
{
foreach ($resultset["answers"][$this->getId()] as $key => $answer)
{
array_push($a_array, $answer["textanswer"]);
}
}
else
{
array_push($a_array, $this->lng->txt("skipped"));
}
}

+ Here is the call graph for this function:

SurveyTextQuestion::checkUserInput (   $post_data,
  $survey_id 
)

Checks the input of the active user for obligatory status and entered values.

Parameters
array$post_dataThe contents of the $_POST array
integer$survey_idThe database ID of the active survey
Returns
string Empty string if the input is ok, an error message otherwise public

Definition at line 350 of file class.SurveyTextQuestion.php.

References SurveyQuestion\$survey_id, SurveyQuestion\getId(), and SurveyQuestion\getObligatory().

{
$entered_value = $post_data[$this->getId() . "_text_question"];
if ((!$this->getObligatory($survey_id)) && (strlen($entered_value) == 0)) return "";
if (strlen($entered_value) == 0) return $this->lng->txt("text_question_not_filled_out");
return "";
}

+ Here is the call graph for this function:

SurveyTextQuestion::getAdditionalTableName ( )

Returns the name of the additional question data table in the database.

Returns
string The additional table name public

Definition at line 319 of file class.SurveyTextQuestion.php.

Referenced by _getQuestionDataArray(), loadFromDb(), and saveToDb().

{
return "svy_qst_text";
}

+ Here is the caller graph for this function:

& SurveyTextQuestion::getCumulatedResults (   $survey_id,
  $nr_of_users 
)

Definition at line 411 of file class.SurveyTextQuestion.php.

References SurveyQuestion\$cumulated, $ilDB, $result, $row, SurveyQuestion\$survey_id, and SurveyQuestion\getId().

{
global $ilDB;
$question_id = $this->getId();
$result_array = array();
$cumulated = array();
$textvalues = array();
$result = $ilDB->queryF("SELECT svy_answer.* FROM svy_answer, svy_finished WHERE svy_answer.question_fi = %s AND svy_finished.survey_fi = %s AND svy_finished.finished_id = svy_answer.active_fi",
array('integer','integer'),
array($question_id, $survey_id)
);
while ($row = $ilDB->fetchAssoc($result))
{
$cumulated[$row["value"]]++;
array_push($textvalues, $row["textanswer"]);
}
asort($cumulated, SORT_NUMERIC);
end($cumulated);
$numrows = $result->numRows();
$result_array["USERS_ANSWERED"] = $result->numRows();
$result_array["USERS_SKIPPED"] = $nr_of_users - $result->numRows();
$result_array["QUESTION_TYPE"] = "SurveyTextQuestion";
$result_array["textvalues"] = $textvalues;
return $result_array;
}

+ Here is the call graph for this function:

SurveyTextQuestion::getMaxChars ( )

Returns the maximum number of allowed characters for the text answer.

public

Definition at line 162 of file class.SurveyTextQuestion.php.

Referenced by insertXML(), saveToDb(), and saveUserInput().

{
return ($this->maxchars) ? $this->maxchars : NULL;
}

+ Here is the caller graph for this function:

SurveyTextQuestion::getQuestionType ( )

Returns the question type of the question.

Returns
integer The question type of the question public

Reimplemented from SurveyQuestion.

Definition at line 308 of file class.SurveyTextQuestion.php.

{
return "SurveyTextQuestion";
}
SurveyTextQuestion::getTextHeight ( )

Returns the height of the answer field.

Returns
integer The height of the answer field in characters public

Definition at line 597 of file class.SurveyTextQuestion.php.

Referenced by insertXML(), and saveToDb().

{
return ($this->textheight) ? $this->textheight : NULL;
}

+ Here is the caller graph for this function:

SurveyTextQuestion::getTextWidth ( )

Returns the width of the answer field.

Returns
integer The width of the answer field in characters public

Definition at line 586 of file class.SurveyTextQuestion.php.

Referenced by insertXML(), and saveToDb().

{
return ($this->textwidth) ? $this->textwidth : NULL;
}

+ Here is the caller graph for this function:

& SurveyTextQuestion::getUserAnswers (   $survey_id)

Returns an array containing all answers to this question in a given survey.

Parameters
integer$survey_idThe database ID of the survey
Returns
array An array containing the answers to the question. The keys are either the user id or the anonymous id public

Reimplemented from SurveyQuestion.

Definition at line 527 of file class.SurveyTextQuestion.php.

References $ilDB, $result, $row, SurveyQuestion\$survey_id, and SurveyQuestion\getId().

{
global $ilDB;
$answers = array();
$result = $ilDB->queryF("SELECT svy_answer.* FROM svy_answer, svy_finished WHERE svy_finished.survey_fi = %s AND svy_answer.question_fi = %s AND svy_finished.finished_id = svy_answer.active_fi",
array('integer','integer'),
array($survey_id, $this->getId())
);
while ($row = $ilDB->fetchAssoc($result))
{
$answers[$row["active_fi"]] = $row["textanswer"];
}
return $answers;
}

+ Here is the call graph for this function:

& SurveyTextQuestion::getWorkingDataFromUserInput (   $post_data)

Creates the user data of the svy_answer table from the POST data.

Returns
array User data according to the svy_answer table public

Reimplemented from SurveyQuestion.

Definition at line 330 of file class.SurveyTextQuestion.php.

References $data, and SurveyQuestion\getId().

{
$entered_value = $post_data[$this->getId() . "_text_question"];
$data = array();
if (strlen($entered_value))
{
array_push($data, array("textanswer" => $entered_value));
}
return $data;
}

+ Here is the call graph for this function:

SurveyTextQuestion::importResponses (   $a_data)

Import response data from the question import file.

Returns
array $a_data Array containing the response data public

Reimplemented from SurveyQuestion.

Definition at line 550 of file class.SurveyTextQuestion.php.

References $data, SurveyQuestion\$id, setMaxChars(), setTextHeight(), and setTextWidth().

{
foreach ($a_data as $id => $data)
{
if ($data["maxlength"] > 0)
{
$this->setMaxChars($data["maxlength"]);
}
if ($data["rows"] > 0)
{
$this->setTextHeight($data["rows"]);
}
if ($data["columns"] > 0)
{
$this->setTextWidth($data["columns"]);
}
}
}

+ Here is the call graph for this function:

SurveyTextQuestion::insertXML ( &  $a_xml_writer,
  $a_include_header = TRUE,
  $obligatory_state = "" 
)

Adds the question XML to a given XMLWriter object.

Parameters
object$a_xml_writerThe XMLWriter object
boolean$a_include_headerDetermines wheather or not the XML should be used
string$obligatory_stateThe value of the obligatory state public

Definition at line 221 of file class.SurveyTextQuestion.php.

References SurveyQuestion\addMaterialTag(), SurveyQuestion\getAuthor(), SurveyQuestion\getDescription(), SurveyQuestion\getId(), getMaxChars(), SurveyQuestion\getObligatory(), SurveyQuestion\getQuestiontext(), getTextHeight(), getTextWidth(), and SurveyQuestion\getTitle().

Referenced by toXML().

{
$attrs = array(
"id" => $this->getId(),
"title" => $this->getTitle(),
"type" => $this->getQuestiontype(),
"obligatory" => $this->getObligatory()
);
$a_xml_writer->xmlStartTag("question", $attrs);
$a_xml_writer->xmlElement("description", NULL, $this->getDescription());
$a_xml_writer->xmlElement("author", NULL, $this->getAuthor());
if (strlen($this->label))
{
$attrs = array(
"label" => $this->label,
);
}
else
{
$attrs = array();
}
$a_xml_writer->xmlStartTag("questiontext", $attrs);
$this->addMaterialTag($a_xml_writer, $this->getQuestiontext());
$a_xml_writer->xmlEndTag("questiontext");
$a_xml_writer->xmlStartTag("responses");
$attrs = array(
"id" => "0",
"rows" => $this->getTextHeight(),
"columns" => $this->getTextWidth()
);
if ($this->getMaxChars() > 0)
{
$attrs["maxlength"] = $this->getMaxChars();
}
$a_xml_writer->xmlElement("response_text", $attrs);
$a_xml_writer->xmlEndTag("responses");
if (count($this->material))
{
if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $this->material["internal_link"], $matches))
{
$attrs = array(
"label" => $this->material["title"]
);
$a_xml_writer->xmlStartTag("material", $attrs);
$intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
if (strcmp($matches[1], "") != 0)
{
$intlink = $this->material["internal_link"];
}
$a_xml_writer->xmlElement("mattext", NULL, $intlink);
$a_xml_writer->xmlEndTag("material");
}
}
$a_xml_writer->xmlEndTag("question");
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

SurveyTextQuestion::isComplete ( )

Returns true if the question is complete for use.

Returns
boolean True if the question is complete for use, otherwise false public

Reimplemented from SurveyQuestion.

Definition at line 135 of file class.SurveyTextQuestion.php.

{
if ($this->title and $this->author and $this->questiontext)
{
return 1;
}
else
{
return 0;
}
}
SurveyTextQuestion::loadFromDb (   $id)

Loads a SurveyTextQuestion object from the database.

Parameters
integer$idThe database id of the text survey question public

Reimplemented from SurveyQuestion.

Definition at line 97 of file class.SurveyTextQuestion.php.

References $data, SurveyQuestion\$id, $ilDB, $result, ilRTE\_replaceMediaObjectImageSrc(), getAdditionalTableName(), SurveyQuestion\setAuthor(), SurveyQuestion\setComplete(), SurveyQuestion\setDescription(), SurveyQuestion\setId(), setMaxChars(), SurveyQuestion\setObjId(), SurveyQuestion\setObligatory(), SurveyQuestion\setOriginalId(), SurveyQuestion\setOwner(), SurveyQuestion\setQuestiontext(), setTextHeight(), setTextWidth(), and SurveyQuestion\setTitle().

{
global $ilDB;
$result = $ilDB->queryF("SELECT svy_question.*, " . $this->getAdditionalTableName() . ".* FROM svy_question LEFT JOIN " . $this->getAdditionalTableName() . " ON " . $this->getAdditionalTableName() . ".question_fi = svy_question.question_id WHERE svy_question.question_id = %s",
array('integer'),
array($id)
);
if ($result->numRows() == 1)
{
$data = $ilDB->fetchAssoc($result);
$this->setId($data["question_id"]);
$this->setTitle($data["title"]);
$this->label = $data['label'];
$this->setDescription($data["description"]);
$this->setObjId($data["obj_fi"]);
$this->setAuthor($data["author"]);
$this->setOwner($data["owner_fi"]);
include_once("./Services/RTE/classes/class.ilRTE.php");
$this->setQuestiontext(ilRTE::_replaceMediaObjectImageSrc($data["questiontext"], 1));
$this->setObligatory($data["obligatory"]);
$this->setComplete($data["complete"]);
$this->setOriginalId($data["original_id"]);
$this->setMaxChars($data["maxchars"]);
$this->setTextWidth($data["width"]);
$this->setTextHeight($data["height"]);
}
parent::loadFromDb($id);
}

+ Here is the call graph for this function:

SurveyTextQuestion::randomText (   $length)

Definition at line 361 of file class.SurveyTextQuestion.php.

Referenced by saveRandomData().

{
$random= "";
$char_list = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
$char_list .= "abcdefghijklmnopqrstuvwxyz";
$char_list .= "1234567890";
for($i = 0; $i < $length; $i++)
{
$random .= substr($char_list,(rand()%(strlen($char_list))), 1);
if (!rand(0,5)) $random .= ' ';
}
return $random;
}

+ Here is the caller graph for this function:

SurveyTextQuestion::saveRandomData (   $active_id)

Saves random answers for a given active user in the database.

Parameters
integer$active_idThe database ID of the active user

Reimplemented from SurveyQuestion.

Definition at line 380 of file class.SurveyTextQuestion.php.

References $ilDB, SurveyQuestion\getId(), and randomText().

{
global $ilDB;
// single response
$randomtext = $this->randomText(rand(25,100));
$next_id = $ilDB->nextId('svy_answer');
$affectedRows = $ilDB->manipulateF("INSERT INTO svy_answer (answer_id, question_fi, active_fi, value, textanswer, tstamp) VALUES (%s, %s, %s, %s, %s, %s)",
array('integer', 'integer', 'integer', 'float', 'text', 'integer'),
array($next_id, $this->getId(), $active_id, NULL, $randomtext, time())
);
}

+ Here is the call graph for this function:

SurveyTextQuestion::saveToDb (   $original_id = "")

Saves a SurveyTextQuestion object to a database.

public

Reimplemented from SurveyQuestion.

Definition at line 172 of file class.SurveyTextQuestion.php.

References $ilDB, getAdditionalTableName(), SurveyQuestion\getId(), getMaxChars(), getTextHeight(), getTextWidth(), and SurveyQuestion\saveMaterial().

{
global $ilDB;
$affectedRows = parent::saveToDb($original_id);
if ($affectedRows == 1)
{
$affectedRows = $ilDB->manipulateF("DELETE FROM " . $this->getAdditionalTableName() . " WHERE question_fi = %s",
array('integer'),
array($this->getId())
);
$affectedRows = $ilDB->manipulateF("INSERT INTO " . $this->getAdditionalTableName() . " (question_fi, maxchars, width, height) VALUES (%s, %s, %s, %s)",
array('integer', 'integer', 'integer', 'integer'),
array($this->getId(), $this->getMaxChars(), $this->getTextWidth(), $this->getTextHeight())
);
$this->saveMaterial();
}
}

+ Here is the call graph for this function:

SurveyTextQuestion::saveUserInput (   $post_data,
  $active_id 
)

Definition at line 392 of file class.SurveyTextQuestion.php.

References $ilDB, $maxchars, SurveyQuestion\getId(), getMaxChars(), and ilUtil\stripSlashes().

{
global $ilDB;
include_once "./Services/Utilities/classes/class.ilUtil.php";
$entered_value = ilUtil::stripSlashes($post_data[$this->getId() . "_text_question"]);
$maxchars = $this->getMaxChars();
if ($maxchars > 0)
{
$entered_value = substr($entered_value, 0, $maxchars);
}
if (strlen($entered_value) == 0) return;
$next_id = $ilDB->nextId('svy_answer');
$affectedRows = $ilDB->manipulateF("INSERT INTO svy_answer (answer_id, question_fi, active_fi, value, textanswer, tstamp) VALUES (%s, %s, %s, %s, %s, %s)",
array('integer', 'integer', 'integer', 'float', 'text', 'integer'),
array($next_id, $this->getId(), $active_id, NULL, (strlen($entered_value)) ? $entered_value : NULL, time())
);
}

+ Here is the call graph for this function:

SurveyTextQuestion::setExportDetailsXLS ( &  $workbook,
&  $format_title,
&  $format_bold,
&  $eval_data,
  $export_label 
)

Creates an Excel worksheet for the detailed cumulated results of this question.

Parameters
object$workbookReference to the parent excel workbook
object$format_titleExcel title format
object$format_boldExcel bold format
array$eval_dataCumulated evaluation data public

Reimplemented from SurveyQuestion.

Definition at line 450 of file class.SurveyTextQuestion.php.

References ilExcelUtils\_convert_text(), SurveyQuestion\getQuestiontext(), and SurveyQuestion\getTitle().

{
include_once ("./Services/Excel/classes/class.ilExcelUtils.php");
$worksheet =& $workbook->addWorksheet();
$rowcounter = 0;
switch ($export_label)
{
case 'label_only':
$worksheet->writeString(0, 0, ilExcelUtils::_convert_text($this->lng->txt("label")), $format_bold);
$worksheet->writeString(0, 1, ilExcelUtils::_convert_text($this->label));
break;
case 'title_only':
$worksheet->writeString(0, 0, ilExcelUtils::_convert_text($this->lng->txt("title")), $format_bold);
$worksheet->writeString(0, 1, ilExcelUtils::_convert_text($this->getTitle()));
break;
default:
$worksheet->writeString(0, 0, ilExcelUtils::_convert_text($this->lng->txt("title")), $format_bold);
$worksheet->writeString(0, 1, ilExcelUtils::_convert_text($this->getTitle()));
$rowcounter++;
$worksheet->writeString($rowcounter, 0, ilExcelUtils::_convert_text($this->lng->txt("label")), $format_bold);
$worksheet->writeString($rowcounter, 1, ilExcelUtils::_convert_text($this->label));
break;
}
$rowcounter++;
$worksheet->writeString($rowcounter, 0, ilExcelUtils::_convert_text($this->lng->txt("question")), $format_bold);
$worksheet->writeString($rowcounter, 1, ilExcelUtils::_convert_text($this->getQuestiontext()));
$rowcounter++;
$worksheet->writeString($rowcounter, 0, ilExcelUtils::_convert_text($this->lng->txt("question_type")), $format_bold);
$worksheet->writeString($rowcounter, 1, ilExcelUtils::_convert_text($this->lng->txt($this->getQuestionType())));
$rowcounter++;
$worksheet->writeString($rowcounter, 0, ilExcelUtils::_convert_text($this->lng->txt("users_answered")), $format_bold);
$worksheet->write($rowcounter, 1, $eval_data["USERS_ANSWERED"]);
$rowcounter++;
$worksheet->writeString($rowcounter, 0, ilExcelUtils::_convert_text($this->lng->txt("users_skipped")), $format_bold);
$worksheet->write($rowcounter, 1, $eval_data["USERS_SKIPPED"]);
$rowcounter++;
$worksheet->write($rowcounter, 0, ilExcelUtils::_convert_text($this->lng->txt("given_answers")), $format_bold);
$textvalues = "";
if (is_array($eval_data["textvalues"]))
{
foreach ($eval_data["textvalues"] as $textvalue)
{
$worksheet->write($rowcounter++, 1, ilExcelUtils::_convert_text($textvalue));
}
}
}

+ Here is the call graph for this function:

SurveyTextQuestion::setMaxChars (   $maxchars = 0)

Sets the maximum number of allowed characters for the text answer.

public

Definition at line 152 of file class.SurveyTextQuestion.php.

References $maxchars.

Referenced by importResponses(), and loadFromDb().

{
$this->maxchars = $maxchars;
}

+ Here is the caller graph for this function:

SurveyTextQuestion::setTextHeight (   $a_textheight)

Sets the height of the answer field.

Parameters
integer$a_textheightThe height of the answer field in characters public

Definition at line 626 of file class.SurveyTextQuestion.php.

Referenced by importResponses(), and loadFromDb().

{
if ($a_textheight < 1)
{
$this->textheight = 5;
}
else
{
$this->textheight = $a_textheight;
}
}

+ Here is the caller graph for this function:

SurveyTextQuestion::setTextWidth (   $a_textwidth)

Sets the width of the answer field.

Parameters
integer$a_textwidthThe width of the answer field in characters public

Definition at line 608 of file class.SurveyTextQuestion.php.

Referenced by importResponses(), and loadFromDb().

{
if ($a_textwidth < 1)
{
$this->textwidth = 50;
}
else
{
$this->textwidth = $a_textwidth;
}
}

+ Here is the caller graph for this function:

SurveyTextQuestion::SurveyTextQuestion (   $title = "",
  $description = "",
  $author = "",
  $questiontext = "",
  $owner = -1 
)

The constructor takes possible arguments an creates an instance of the SurveyTextQuestion object.

Parameters
string$titleA title string to describe the question
string$descriptionA description string to describe the question
string$authorA string containing the name of the questions author
integer$ownerA numerical ID to identify the owner/creator public

Definition at line 53 of file class.SurveyTextQuestion.php.

References SurveyQuestion\$author, SurveyQuestion\$description, SurveyQuestion\$owner, SurveyQuestion\$questiontext, SurveyQuestion\$title, and SurveyQuestion\SurveyQuestion().

{
$this->SurveyQuestion($title, $description, $author, $questiontext, $owner);
$this->maxchars = 0;
$this->textwidth = 50;
$this->textheight = 5;
}

+ Here is the call graph for this function:

SurveyTextQuestion::toXML (   $a_include_header = TRUE,
  $obligatory_state = "" 
)

Returns an xml representation of the question.

Returns
string The xml representation of the question public

Definition at line 198 of file class.SurveyTextQuestion.php.

References insertXML(), and ilXmlWriter\xmlHeader().

{
include_once("./Services/Xml/classes/class.ilXmlWriter.php");
$a_xml_writer = new ilXmlWriter;
$a_xml_writer->xmlHeader();
$this->insertXML($a_xml_writer, $a_include_header, $obligatory_state);
$xml = $a_xml_writer->xmlDumpMem(FALSE);
if (!$a_include_header)
{
$pos = strpos($xml, "?>");
$xml = substr($xml, $pos + 2);
}
return $xml;
}

+ Here is the call graph for this function:

SurveyTextQuestion::usableForPrecondition ( )

Returns if the question is usable for preconditions.

Returns
boolean TRUE if the question is usable for a precondition, FALSE otherwise public

Reimplemented from SurveyQuestion.

Definition at line 575 of file class.SurveyTextQuestion.php.

{
return FALSE;
}

Field Documentation

SurveyTextQuestion::$maxchars

Definition at line 40 of file class.SurveyTextQuestion.php.

Referenced by saveUserInput(), and setMaxChars().

SurveyTextQuestion::$textheight

Definition at line 42 of file class.SurveyTextQuestion.php.

SurveyTextQuestion::$textwidth

Definition at line 41 of file class.SurveyTextQuestion.php.

The documentation for this class was generated from the following file: