ILIAS Release_3_3_x_branch .rev 46803: assessment/classes/class.ilObjQuestionPoolGUI.php Source File

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00001 <?php
00002 /*
00003         +-----------------------------------------------------------------------------+
00004         | ILIAS open source                                                           |
00005         +-----------------------------------------------------------------------------+
00006         | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
00007         |                                                                             |
00008         | This program is free software; you can redistribute it and/or               |
00009         | modify it under the terms of the GNU General Public License                 |
00010         | as published by the Free Software Foundation; either version 2              |
00011         | of the License, or (at your option) any later version.                      |
00012         |                                                                             |
00013         | This program is distributed in the hope that it will be useful,             |
00014         | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
00015         | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
00016         | GNU General Public License for more details.                                |
00017         |                                                                             |
00018         | You should have received a copy of the GNU General Public License           |
00019         | along with this program; if not, write to the Free Software                 |
00020         | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
00021         +-----------------------------------------------------------------------------+
00022 */
00023 
00024 
00041 require_once "./classes/class.ilObjectGUI.php";
00042 require_once "./assessment/classes/class.assQuestionGUI.php";
00043 require_once "./assessment/classes/class.ilObjQuestionPool.php";
00044 require_once "./classes/class.ilMetaDataGUI.php";
00045 
00046 class ilObjQuestionPoolGUI extends ilObjectGUI
00047 {
00052         function ilObjQuestionPoolGUI($a_data, $a_id, $a_call_by_reference = true, $a_prepare_output = true)
00053         {
00054         global $lng, $ilCtrl;
00055 
00056                 $this->type = "qpl";
00057                 $lng->loadLanguageModule("assessment");
00058                 $this->ilObjectGUI($a_data,$a_id,$a_call_by_reference, false);
00059                 $this->ctrl =& $ilCtrl;
00060                 $this->ctrl->saveParameter($this, array("ref_id", "test_ref_id", "calling_test"));
00061 
00062                 if (!defined("ILIAS_MODULE"))
00063                 {
00064                         $this->setTabTargetScript("adm_object.php");
00065                 }
00066                 else
00067                 {
00068                         $this->setTabTargetScript("questionpool.php");
00069                 }
00070                 if ($a_prepare_output)
00071                 {
00072                         include_once("classes/class.ilObjStyleSheet.php");
00073                         $this->prepareOutput();
00074                         $this->tpl->setCurrentBlock("ContentStyle");
00075                         $this->tpl->setVariable("LOCATION_CONTENT_STYLESHEET",
00076                                 ilObjStyleSheet::getContentStylePath(0));
00077                         $this->tpl->parseCurrentBlock();
00078 
00079                         // syntax style
00080                         $this->tpl->setCurrentBlock("SyntaxStyle");
00081                         $this->tpl->setVariable("LOCATION_SYNTAX_STYLESHEET",
00082                                 ilObjStyleSheet::getSyntaxStylePath());
00083                         $this->tpl->parseCurrentBlock();
00084 
00085                 }
00086 //echo "<br>ilObjQuestionPool_End of constructor.";
00087         }
00088 
00092         function &executeCommand()
00093         {
00094                 $cmd = $this->ctrl->getCmd("questions");
00095                 $next_class = $this->ctrl->getNextClass($this);
00096                 $this->ctrl->setReturn($this, "questions");
00097                 if ($_GET["q_id"] < 1)
00098                 {
00099                         $q_type = ($_POST["sel_question_types"] != "")
00100                                 ? $_POST["sel_question_types"]
00101                                 : $_GET["sel_question_types"];
00102                 }
00103 
00104                 if ($cmd != "createQuestion" && $cmd != "createQuestionForTest"
00105                         && $next_class != "ilpageobjectgui")
00106                 {
00107                         if (($_GET["test_ref_id"] != "") or ($_GET["calling_test"]))
00108                         {
00109                                 $ref_id = $_GET["test_ref_id"];
00110                                 if (!$ref_id)
00111                                 {
00112                                         $ref_id = $_GET["calling_test"];
00113                                 }
00114                                 include_once "./classes/class.ilTabsGUI.php";
00115                                 $tabs_gui =& new ilTabsGUI();
00116 
00117                                 $tabs_gui->addTarget("back",
00118                                         "test.php?ref_id=$ref_id&cmd=questions", "", "");
00119 
00120                                 // output tabs
00121                                 $this->tpl->setVariable("TABS", $tabs_gui->getHTML());
00122                         }
00123                 }
00124 
00125 //echo "<br>nextclass:$next_class:cmd:$cmd:";
00126                 switch($next_class)
00127                 {
00128                         case "ilpageobjectgui":
00129 
00130                                 $q_gui =& ASS_QuestionGUI::_getQuestionGUI("", $_GET["q_id"]);
00131                                 $q_gui->object->setObjId($this->object->getId());
00132                                 $question =& $q_gui->object;
00133                                 $this->ctrl->saveParameter($this, "q_id");
00134                                 $count = $question->isInUse();
00135                                 if ($count)
00136                                 {
00137                                         global $rbacsystem;
00138                                         if ($rbacsystem->checkAccess("write", $this->ref_id))
00139                                         {
00140                                                 sendInfo(sprintf($this->lng->txt("qpl_question_is_in_use"), $count));
00141                                         }
00142                                 }
00143                                 include_once("content/classes/Pages/class.ilPageObjectGUI.php");
00144                                 $this->lng->loadLanguageModule("content");
00145                                 $this->setQuestionTabs();
00146                                 //$this->setPageEditorTabs();
00147                                 $this->ctrl->setReturnByClass("ilPageObjectGUI", "view");
00148                                 $this->ctrl->setReturn($this, "questions");
00149 
00150                                 $page =& new ilPageObject("qpl", $_GET["q_id"]);
00151                                 $page_gui =& new ilPageObjectGUI($page);
00152                                 $page_gui->setQuestionXML($question->to_xml(false, false, true));
00153                                 $page_gui->setTemplateTargetVar("ADM_CONTENT");
00154                                 $page_gui->setOutputMode("edit");
00155                                 $page_gui->setHeader($question->getTitle());
00156                                 $page_gui->setFileDownloadLink("questionpool.php?cmd=downloadFile".
00157                                         "&amp;ref_id=".$_GET["ref_id"]);
00158                                 $page_gui->setFullscreenLink("questionpool.php?cmd=fullscreen".
00159                                         "&amp;ref_id=".$_GET["ref_id"]);
00160                                 $page_gui->setSourcecodeDownloadScript("questionpool.php?ref_id=".$_GET["ref_id"]);
00161                                 /*
00162                                 $page_gui->setTabs(array(array("cont_all_definitions", "listDefinitions"),
00163                                                 array("edit", "view"),
00164                                                 array("cont_preview", "preview"),
00165                                                 array("meta_data", "editDefinitionMetaData")
00166                                                 ));*/
00167                                 $page_gui->setPresentationTitle($question->getTitle());
00168                                 //$page_gui->executeCommand();
00169 
00170                                 $ret =& $this->ctrl->forwardCommand($page_gui);
00171 
00172                                 break;
00173 
00174 
00175                         case "ass_multiplechoicegui":
00176                         case "ass_clozetestgui":
00177                         case "ass_orderingquestiongui":
00178                         case "ass_matchingquestiongui":
00179                         case "ass_imagemapquestiongui":
00180                         case "ass_javaappletgui":
00181                         case "ass_textquestiongui":
00182                                 $this->setQuestionTabs();
00183                                 $this->ctrl->setReturn($this, "questions");
00184                                 $q_gui =& ASS_QuestionGUI::_getQuestionGUI($q_type, $_GET["q_id"]);
00185                                 $q_gui->object->setObjId($this->object->getId());
00186                                 $ret =& $this->ctrl->forwardCommand($q_gui);
00187                                 break;
00188 
00189                         default:
00190 //                              echo "setAdminTabs<br>";
00191                                 if ($cmd != "createQuestion" && $cmd != "createQuestionForTest" && $cmd != "editQuestionForTest")
00192                                 {
00193                                         $this->setAdminTabs();
00194                                 }
00195                                 $cmd.= "Object";
00196                                 $ret =& $this->$cmd();
00197                                 break;
00198                 }
00199         }
00200 
00204         function downloadFileObject()
00205         {
00206                 $file = explode("_", $_GET["file_id"]);
00207                 require_once("classes/class.ilObjFile.php");
00208                 $fileObj =& new ilObjFile($file[count($file) - 1], false);
00209                 $fileObj->sendFile();
00210                 exit;
00211         }
00212         
00216         function fullscreenObject()
00217         {
00218                 $page =& new ilPageObject("qpl", $_GET["pg_id"]);
00219                 include_once("content/classes/Pages/class.ilPageObjectGUI.php");
00220                 $page_gui =& new ilPageObjectGUI($page);
00221                 $page_gui->showMediaFullscreen();
00222                 
00223         }
00224 
00225 
00229         function filterObject()
00230         {
00231                 $this->questionsObject();
00232         }
00233 
00237         function resetFilterObject()
00238         {
00239                 $_POST["filter_text"] = "";
00240                 $_POST["sel_filter_type"] = "";
00241                 $this->questionsObject();
00242         }
00243 
00247         function download_paragraphObject()
00248         {
00249                 require_once("content/classes/Pages/class.ilPageObject.php");
00250                 $pg_obj =& new ilPageObject("qpl", $_GET["pg_id"]);
00251                 $pg_obj->send_paragraph ($_GET["par_id"], $_GET["downloadtitle"]);
00252                 exit;
00253         }
00254 
00258         function uploadQplObject($redirect = true)
00259         {
00260                 if ($_FILES["xmldoc"]["error"] > UPLOAD_ERR_OK)
00261                 {
00262                         sendInfo($this->lng->txt("error_upload"));
00263                         $this->importObject();
00264                         return;
00265                 }
00266                 // create new questionpool object
00267                 $newObj = new ilObjQuestionpool();
00268                 // set type of questionpool object
00269                 $newObj->setType($_GET["new_type"]);
00270                 // set title of questionpool object to "dummy"
00271                 $newObj->setTitle("dummy");
00272                 // create the questionpool class in the ILIAS database (object_data table)
00273                 $newObj->create(true);
00274                 // create a reference for the questionpool object in the ILIAS database (object_reference table)
00275                 $newObj->createReference();
00276                 // put the questionpool object in the administration tree
00277                 $newObj->putInTree($_GET["ref_id"]);
00278                 // get default permissions and set the permissions for the questionpool object
00279                 $newObj->setPermissions($_GET["ref_id"]);
00280                 // notify the questionpool object and all its parent objects that a "new" object was created
00281                 $newObj->notify("new",$_GET["ref_id"],$_GET["parent_non_rbac_id"],$_GET["ref_id"],$newObj->getRefId());
00282 
00283                 // create import directory
00284                 $newObj->createImportDirectory();
00285 
00286                 // copy uploaded file to import directory
00287                 $file = pathinfo($_FILES["xmldoc"]["name"]);
00288                 $full_path = $newObj->getImportDirectory()."/".$_FILES["xmldoc"]["name"];
00289                 ilUtil::moveUploadedFile($_FILES["xmldoc"]["tmp_name"], $_FILES["xmldoc"]["name"], $full_path);
00290                 //move_uploaded_file($_FILES["xmldoc"]["tmp_name"], $full_path);
00291 
00292                 // unzip file
00293                 ilUtil::unzip($full_path);
00294 
00295                 // determine filenames of xml files
00296                 $subdir = basename($file["basename"],".".$file["extension"]);
00297                 $xml_file = $newObj->getImportDirectory()."/".$subdir."/".$subdir.".xml";
00298                 $qti_file = $newObj->getImportDirectory()."/".$subdir."/". str_replace("qpl", "qti", $subdir).".xml";
00299                 
00300                 // import qti data
00301                 $qtiresult = $newObj->importObject($qti_file);
00302                 // import page data
00303                 include_once ("content/classes/class.ilContObjParser.php");
00304                 $contParser = new ilContObjParser($newObj, $xml_file, $subdir);
00305                 $contParser->setQuestionMapping($newObj->getImportMapping());
00306                 $contParser->startParsing();
00307 
00308                 /* update title and description in object data */
00309                 if (is_object($newObj->meta_data))
00310                 {
00311                         // read the object metadata from the nested set tables
00312                         //$meta_data =& new ilMetaData($newObj->getType(), $newObj->getId());
00313                         //$newObj->meta_data = $meta_data;
00314                         //$newObj->setTitle($newObj->meta_data->getTitle());
00315                         //$newObj->setDescription($newObj->meta_data->getDescription());
00316                         ilObject::_writeTitle($newObj->getID(), $newObj->getTitle());
00317                         ilObject::_writeDescription($newObj->getID(), $newObj->getDescription());
00318                 }
00319                 if ($redirect)
00320                 {
00321                         ilUtil::redirect("adm_object.php?".$this->link_params);
00322                 }
00323         }
00324         
00328         function uploadObject()
00329         {
00330                 // check if file was uploaded
00331                 $source = $_FILES["xmldoc"]["tmp_name"];
00332                 $error = 0;
00333                 if (($source == 'none') || (!$source) || $_FILES["xmldoc"]["error"] > UPLOAD_ERR_OK)
00334                 {
00335 //                      $this->ilias->raiseError("No file selected!",$this->ilias->error_obj->MESSAGE);
00336                         $error = 1;
00337                 }
00338                 // check correct file type
00339                 if (strcmp($_FILES["xmldoc"]["type"], "text/xml") == 0)
00340                 {
00341                         if (!$error)
00342                         {
00343                                 $this->object->importObject($source);
00344                         }
00345                 }
00346                 else
00347                 {
00348                         // create import directory
00349                         $this->object->createImportDirectory();
00350         
00351                         // copy uploaded file to import directory
00352                         $file = pathinfo($_FILES["xmldoc"]["name"]);
00353                         $full_path = $this->object->getImportDirectory()."/".$_FILES["xmldoc"]["name"];
00354                         ilUtil::moveUploadedFile($_FILES["xmldoc"]["tmp_name"], $_FILES["xmldoc"]["name"], $full_path);
00355                         //move_uploaded_file($_FILES["xmldoc"]["tmp_name"], $full_path);
00356         
00357                         // unzip file
00358                         ilUtil::unzip($full_path);
00359         
00360                         // determine filename of xml file
00361                         $subdir = basename($file["basename"],".".$file["extension"]);
00362                         $xml_file = $this->object->getImportDirectory()."/".$subdir."/".$subdir.".xml";
00363                         $qti_file = $this->object->getImportDirectory()."/".$subdir."/". str_replace("qpl", "qti", $subdir).".xml";
00364                         // import qti data
00365                         $qtiresult = $this->object->importObject($qti_file);
00366                         // import page data
00367                         include_once ("content/classes/class.ilContObjParser.php");
00368                         $contParser = new ilContObjParser($this->object, $xml_file, $subdir);
00369                         $contParser->setQuestionMapping($this->object->getImportMapping());
00370                         $contParser->startParsing();
00371                 }
00372                 
00373                 $this->questionsObject();
00374         }
00375         
00379                 function importQuestionsObject()
00380         {
00381                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_as_import_question.html", true);
00382                 $this->tpl->setCurrentBlock("adm_content");
00383                 $this->tpl->setVariable("TEXT_IMPORT_QUESTION", $this->lng->txt("import_question"));
00384                 $this->tpl->setVariable("TEXT_SELECT_FILE", $this->lng->txt("select_file"));
00385                 $this->tpl->setVariable("TEXT_UPLOAD", $this->lng->txt("upload"));
00386                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00387                 $this->tpl->parseCurrentBlock();
00388         }
00389 
00395         function importObject()
00396         {
00397                 $this->getTemplateFile("import", "qpl");
00398                 $this->tpl->setVariable("FORMACTION", "adm_object.php?&ref_id=".$_GET["ref_id"]."&cmd=gateway&new_type=".$this->type);
00399                 $this->tpl->setVariable("BTN_NAME", "uploadQpl");
00400                 $this->tpl->setVariable("TXT_UPLOAD", $this->lng->txt("upload"));
00401                 $this->tpl->setVariable("TXT_IMPORT_QPL", $this->lng->txt("import_qpl"));
00402                 $this->tpl->setVariable("TXT_SELECT_MODE", $this->lng->txt("select_mode"));
00403                 $this->tpl->setVariable("TXT_SELECT_FILE", $this->lng->txt("select_file"));
00404         }
00405         
00409         function &createQuestionObject()
00410         {
00411 //echo "<br>create--".$_POST["sel_question_types"];
00412                 $q_gui =& ASS_QuestionGUI::_getQuestionGUI($_POST["sel_question_types"]);
00413                 $q_gui->object->setObjId($this->object->getId());
00414                 $this->ctrl->setCmdClass(get_class($q_gui));
00415                 $this->ctrl->setCmd("editQuestion");
00416 
00417                 $ret =& $this->executeCommand();
00418                 return $ret;
00419         }
00420 
00424         function &createQuestionForTestObject()
00425         {
00426 //echo "<br>create--".$_GET["new_type"];
00427                 $q_gui =& ASS_QuestionGUI::_getQuestionGUI($_GET["sel_question_types"]);
00428                 $q_gui->object->setObjId($this->object->getId());
00429                 $this->ctrl->setCmdClass(get_class($q_gui));
00430                 $this->ctrl->setCmd("editQuestion");
00431 
00432                 $ret =& $this->executeCommand();
00433                 return $ret;
00434         }
00435 
00440         function saveObject()
00441         {
00442                 global $rbacadmin;
00443 
00444                 // create and insert forum in objecttree
00445                 $newObj = parent::saveObject();
00446 
00447                 // setup rolefolder & default local roles
00448                 //$roles = $newObj->initDefaultRoles();
00449 
00450                 // ...finally assign role to creator of object
00451                 //$rbacadmin->assignUser($roles[0], $newObj->getOwner(), "y");
00452 
00453                 // put here object specific stuff
00454 
00455                 // always send a message
00456                 sendInfo($this->lng->txt("object_added"),true);
00457 
00458                 $returnlocation = "questionpool.php";
00459                 if (!defined("ILIAS_MODULE"))
00460                 {
00461                         $returnlocation = "adm_object.php";
00462                 }
00463                 ilUtil::redirect($this->getReturnLocation("save","$returnlocation?".$this->link_params));
00464                 exit();
00465         }
00466 
00470         function assessmentObject()
00471         {
00472                 $this->tpl->addBlockFile("CONTENT", "content", "tpl.il_as_qpl_content.html", true);
00473                 $this->tpl->addBlockFile("STATUSLINE", "statusline", "tpl.statusline.html");
00474 
00475                 // catch feedback message
00476                 sendInfo();
00477 
00478                 $this->setLocator();
00479 
00480                 $title = $this->lng->txt("qpl_assessment_of_questions");
00481                 if (!empty($title))
00482                 {
00483                         $this->tpl->setVariable("HEADER", $title);
00484                 }
00485                 $question =& $this->object->createQuestion("", $_GET["q_id"]);
00486                 $total_of_answers = $question->getTotalAnswers();
00487                 $counter = 0;
00488                 $color_class = array("tblrow1", "tblrow2");
00489                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_as_qpl_assessment_of_questions.html", true);
00490                 if (!$total_of_answers)
00491                 {
00492                         $this->tpl->setCurrentBlock("emptyrow");
00493                         $this->tpl->setVariable("TXT_NO_ASSESSMENT", $this->lng->txt("qpl_assessment_no_assessment_of_questions"));
00494                         $this->tpl->setVariable("COLOR_CLASS", $color_class[$counter % 2]);
00495                         $this->tpl->parseCurrentBlock();
00496                 }
00497                 else
00498                 {
00499                         $this->tpl->setCurrentBlock("row");
00500                         $this->tpl->setVariable("TXT_RESULT", $this->lng->txt("qpl_assessment_total_of_answers"));
00501                         $this->tpl->setVariable("TXT_VALUE", $total_of_answers);
00502                         $this->tpl->setVariable("COLOR_CLASS", $color_class[$counter % 2]);
00503                         $counter++;
00504                         $this->tpl->parseCurrentBlock();
00505                         $this->tpl->setCurrentBlock("row");
00506                         $this->tpl->setVariable("TXT_RESULT", $this->lng->txt("qpl_assessment_total_of_right_answers"));
00507                         $this->tpl->setVariable("TXT_VALUE", sprintf("%2.2f", ASS_Question::_getTotalRightAnswers($_GET["edit"]) * 100.0) . " %");
00508                         $this->tpl->setVariable("COLOR_CLASS", $color_class[$counter % 2]);
00509                         $this->tpl->parseCurrentBlock();
00510                 }
00511                 $this->tpl->setCurrentBlock("adm_content");
00512                 $this->tpl->setVariable("TXT_QUESTION_TITLE", $question->object->getTitle());
00513                 $this->tpl->setVariable("TXT_RESULT", $this->lng->txt("result"));
00514                 $this->tpl->setVariable("TXT_VALUE", $this->lng->txt("value"));
00515                 $this->tpl->parseCurrentBlock();
00516         }
00517 
00518         function getAddParameter()
00519         {
00520                 return "?ref_id=" . $_GET["ref_id"] . "&cmd=" . $_GET["cmd"];
00521         }
00522 
00523         function questionObject()
00524         {
00525 //echo "<br>ilObjQuestionPoolGUI->questionObject()";
00526                 $type = $_GET["sel_question_types"];
00527                 $this->editQuestionForm($type);
00528                 //$this->set_question_form($type, $_GET["edit"]);
00529         }
00530 
00534         function deleteQuestionsObject()
00535         {
00536 //echo "<br>ilObjQuestionPoolGUI->deleteQuestions()";
00537                 // duplicate button was pressed
00538                 if (count($_POST["q_id"]) < 1)
00539                 {
00540                         sendInfo($this->lng->txt("qpl_delete_select_none"), true);
00541                         $this->ctrl->redirect($this, "questions");
00542                 }
00543 
00544                 $checked_questions = $_POST["q_id"];
00545                 $_SESSION["ass_q_id"] = $_POST["q_id"];
00546                 sendInfo();
00547                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_as_qpl_confirm_delete_questions.html", true);
00548 
00549                 // buidling SQL statements is not allowed in GUI classes!
00550                 $whereclause = join($checked_questions, " OR qpl_questions.question_id = ");
00551                 $whereclause = " AND (qpl_questions.question_id = " . $whereclause . ")";
00552                 $query = "SELECT qpl_questions.*, qpl_question_type.type_tag FROM qpl_questions, qpl_question_type WHERE qpl_questions.question_type_fi = qpl_question_type.question_type_id$whereclause ORDER BY qpl_questions.title";
00553                 $query_result = $this->ilias->db->query($query);
00554                 $colors = array("tblrow1", "tblrow2");
00555                 $counter = 0;
00556                 $img_locked = "<img src=\"" . ilUtil::getImagePath("locked.gif", true) . "\" alt=\"" . $this->lng->txt("locked") . "\" title=\"" . $this->lng->txt("locked") . "\" border=\"0\" />";
00557                 if ($query_result->numRows() > 0)
00558                 {
00559                         while ($data = $query_result->fetchRow(DB_FETCHMODE_OBJECT))
00560                         {
00561                                 if (in_array($data->question_id, $checked_questions))
00562                                 {
00563                                         $this->tpl->setCurrentBlock("row");
00564                                         $this->tpl->setVariable("COLOR_CLASS", $colors[$counter % 2]);
00565                                         if ($this->object->isInUse($data->question_id))
00566                                         {
00567                                                 $this->tpl->setVariable("TXT_LOCKED", $img_locked);
00568                                         }
00569                                         $this->tpl->setVariable("TXT_TITLE", $data->title);
00570                                         $this->tpl->setVariable("TXT_DESCRIPTION", $data->comment);
00571                                         $this->tpl->setVariable("TXT_TYPE", $this->lng->txt($data->type_tag));
00572                                         $this->tpl->parseCurrentBlock();
00573                                         $counter++;
00574                                 }
00575                         }
00576                 }
00577                 foreach ($checked_questions as $id)
00578                 {
00579                         $this->tpl->setCurrentBlock("hidden");
00580                         $this->tpl->setVariable("HIDDEN_NAME", "id_$id");
00581                         $this->tpl->setVariable("HIDDEN_VALUE", "1");
00582                         $this->tpl->parseCurrentBlock();
00583                 }
00584 
00585                 $this->tpl->setCurrentBlock("adm_content");
00586                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("tst_question_title"));
00587                 $this->tpl->setVariable("TXT_DESCRIPTION", $this->lng->txt("description"));
00588                 $this->tpl->setVariable("TXT_TYPE", $this->lng->txt("tst_question_type"));
00589                 $this->tpl->setVariable("TXT_LOCKED", $this->lng->txt("locked"));
00590                 $this->tpl->setVariable("BTN_CONFIRM", $this->lng->txt("confirm"));
00591                 $this->tpl->setVariable("BTN_CANCEL", $this->lng->txt("cancel"));
00592                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00593                 $this->tpl->parseCurrentBlock();
00594         }
00595 
00596 
00600         function confirmDeleteQuestionsObject()
00601         {
00602                 // delete questions after confirmation
00603                 sendInfo($this->lng->txt("qpl_questions_deleted"), true);
00604                 foreach ($_SESSION["ass_q_id"] as $key => $value)
00605                 {
00606                         $this->object->deleteQuestion($value);
00607                 }
00608                 $this->ctrl->redirect($this, "questions");
00609         }
00610 
00614         function duplicateObject()
00615         {
00616                 // duplicate button was pressed
00617                 if (count($_POST["q_id"]) > 0)
00618                 {
00619                         foreach ($_POST["q_id"] as $key => $value)
00620                         {
00621                                 $this->object->duplicateQuestion($value);
00622                         }
00623                 }
00624                 else
00625                 {
00626                         sendInfo($this->lng->txt("qpl_duplicate_select_none"), true);
00627                 }
00628                 $this->ctrl->redirect($this, "questions");
00629         }
00630 
00634         function exportQuestionObject()
00635         {
00636                 // export button was pressed
00637                 if (count($_POST["q_id"]) > 0)
00638                 {
00639                         require_once("assessment/classes/class.ilQuestionpoolExport.php");
00640                         $qpl_exp = new ilQuestionpoolExport($this->object, "xml", $_POST["q_id"]);
00641                         $export_file = $qpl_exp->buildExportFile();
00642                         $filename = $export_file;
00643                         $filename = preg_replace("/.*\//", "", $filename);
00644                         ilUtil::deliverFile($export_file, $filename);
00645                         exit();
00646                 }
00647                 else
00648                 {
00649                         sendInfo($this->lng->txt("qpl_export_select_none"), true);
00650                 }
00651                 $this->ctrl->redirect($this, "questions");
00652         }
00653 
00657         function questionsObject()
00658         {
00659                 global $rbacsystem;
00660 
00661                 $type = $_GET["sel_question_types"];
00662 
00663                 // reset test_id SESSION variable
00664                 $_SESSION["test_id"] = "";
00665                 $add_parameter = $this->getAddParameter();
00666 
00667                 // create an array of all checked checkboxes
00668                 $checked_questions = array();
00669                 foreach ($_POST as $key => $value)
00670                 {
00671                         if (preg_match("/cb_(\d+)/", $key, $matches))
00672                         {
00673                                 array_push($checked_questions, $matches[1]);
00674                         }
00675                 }
00676 
00677                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.qpl_questions.html", true);
00678                 if ($rbacsystem->checkAccess('write', $this->ref_id))
00679                 {
00680                         $this->tpl->addBlockFile("CREATE_QUESTION", "create_question", "tpl.il_as_create_new_question.html", true);
00681                         $this->tpl->addBlockFile("A_BUTTONS", "a_buttons", "tpl.il_as_qpl_action_buttons.html", true);
00682                 }
00683                 $this->tpl->addBlockFile("FILTER_QUESTION_MANAGER", "filter_questions", "tpl.il_as_qpl_filter_questions.html", true);
00684 
00685                 // create filter form
00686                 $filter_fields = array(
00687                         "title" => $this->lng->txt("title"),
00688                         "comment" => $this->lng->txt("description"),
00689                         "author" => $this->lng->txt("author"),
00690                 );
00691                 $this->tpl->setCurrentBlock("filterrow");
00692                 foreach ($filter_fields as $key => $value)
00693                 {
00694                         $this->tpl->setVariable("VALUE_FILTER_TYPE", "$key");
00695                         $this->tpl->setVariable("NAME_FILTER_TYPE", "$value");
00696                         if (strcmp($_POST["sel_filter_type"], $key) == 0)
00697                         {
00698                                 $this->tpl->setVariable("VALUE_FILTER_SELECTED", " selected=\"selected\"");
00699                         }
00700                         $this->tpl->parseCurrentBlock();
00701                 }
00702 
00703                 $this->tpl->setCurrentBlock("filter_questions");
00704                 $this->tpl->setVariable("FILTER_TEXT", $this->lng->txt("filter"));
00705                 $this->tpl->setVariable("TEXT_FILTER_BY", $this->lng->txt("by"));
00706                 $this->tpl->setVariable("VALUE_FILTER_TEXT", $_POST["filter_text"]);
00707                 $this->tpl->setVariable("VALUE_SUBMIT_FILTER", $this->lng->txt("set_filter"));
00708                 $this->tpl->setVariable("VALUE_RESET_FILTER", $this->lng->txt("reset_filter"));
00709                 $this->tpl->parseCurrentBlock();
00710 
00711                 // create edit buttons & table footer
00712                 if ($rbacsystem->checkAccess('write', $this->ref_id))
00713                 {
00714                         $this->tpl->setCurrentBlock("standard");
00715                         $this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
00716                         $this->tpl->setVariable("DUPLICATE", $this->lng->txt("duplicate"));
00717                         $this->tpl->setVariable("EXPORT", $this->lng->txt("export"));
00718                         $this->tpl->parseCurrentBlock();
00719                         $this->tpl->setCurrentBlock("Footer");
00720                         $this->tpl->setVariable("ARROW", "<img src=\"" . ilUtil::getImagePath("arrow_downright.gif") . "\" alt=\"\">");
00721                         $this->tpl->parseCurrentBlock();
00722                 }
00723 
00724                 $this->tpl->setCurrentBlock("QTab");
00725 
00726                 // reset the filter
00727                 $startrow = 0;
00728                 if ($_GET["prevrow"])
00729                 {
00730                         $startrow = $_GET["prevrow"];
00731                 }
00732                 if ($_GET["nextrow"])
00733                 {
00734                         $startrow = $_GET["nextrow"];
00735                 }
00736                 if ($_GET["startrow"])
00737                 {
00738                         $startrow = $_GET["startrow"];
00739                 }
00740                 if (!$_GET["sort"])
00741                 {
00742                         // default sort order
00743                         $_GET["sort"] = array("title" => "ASC");
00744                 }
00745                 $table = $this->object->getQuestionsTable($_GET["sort"], $_POST["filter_text"], $_POST["sel_filter_type"], $startrow);
00746                 $colors = array("tblrow1", "tblrow2");
00747                 $img_locked = "<img src=\"" . ilUtil::getImagePath("locked.gif", true) . "\" alt=\"" . $this->lng->txt("locked") . "\" title=\"" . $this->lng->txt("locked") . "\" border=\"0\" />";
00748                 $counter = 0;
00749                 $editable = $rbacsystem->checkAccess('write', $this->ref_id);
00750                 foreach ($table["rows"] as $data)
00751                 {
00752                         if ($data["complete"] == 0)
00753                         {
00754                                 $this->tpl->setCurrentBlock("qpl_warning");
00755                                 $this->tpl->setVariable("IMAGE_WARNING", ilUtil::getImagePath("warning.png"));
00756                                 $this->tpl->setVariable("ALT_WARNING", $this->lng->txt("warning_question_not_complete"));
00757                                 $this->tpl->setVariable("TITLE_WARNING", $this->lng->txt("warning_question_not_complete"));
00758                                 $this->tpl->parseCurrentBlock();
00759                                 $this->tpl->setCurrentBlock("QTab");
00760                         }
00761                         $this->tpl->setVariable("QUESTION_ID", $data["question_id"]);
00762                         $class = strtolower(ASS_QuestionGUI::_getGUIClassNameForId($data["question_id"]));
00763                         $this->ctrl->setParameterByClass("ilpageobjectgui", "q_id", $data["question_id"]);
00764                         $this->ctrl->setParameterByClass($class, "q_id", $data["question_id"]);
00765                         if ($editable)
00766                         {
00767                                 $this->tpl->setVariable("TXT_EDIT", $this->lng->txt("edit"));
00768                                 $this->tpl->setVariable("LINK_EDIT", $this->ctrl->getLinkTargetByClass("ilpageobjectgui", "view"));
00769                         }
00770                         $this->tpl->setVariable("QUESTION_TITLE", "<strong>" .$data["title"] . "</strong>");
00771 
00772                         $this->tpl->setVariable("TXT_PREVIEW", $this->lng->txt("preview"));
00773                         $this->tpl->setVariable("LINK_PREVIEW", $this->ctrl->getLinkTargetByClass("ilpageobjectgui", "preview"));
00774 
00775                         $this->tpl->setVariable("QUESTION_COMMENT", $data["comment"]);
00776                         $this->tpl->setVariable("QUESTION_TYPE", $this->lng->txt($data["type_tag"]));
00777                         $this->tpl->setVariable("LINK_ASSESSMENT", $this->ctrl->getLinkTargetByClass($class, "assessment"));
00778                         $this->tpl->setVariable("TXT_ASSESSMENT", $this->lng->txt("qpl_assessment_of_questions"));
00779                         $this->tpl->setVariable("IMG_ASSESSMENT",
00780                                 ilUtil::getImagePath("assessment.gif", true));
00781                         $this->tpl->setVariable("QUESTION_AUTHOR", $data["author"]);
00782                         $this->tpl->setVariable("QUESTION_CREATED", ilFormat::formatDate(ilFormat::ftimestamp2dateDB($data["created"]), "date"));
00783                         $this->tpl->setVariable("QUESTION_UPDATED", ilFormat::formatDate(ilFormat::ftimestamp2dateDB($data["TIMESTAMP"]), "date"));
00784                         $this->tpl->setVariable("COLOR_CLASS", $colors[$counter % 2]);
00785                         $this->tpl->parseCurrentBlock();
00786                         $counter++;
00787                 }
00788 
00789                 if ($table["rowcount"] > count($table["rows"]))
00790                 {
00791                         $nextstep = $table["nextrow"] + $table["step"];
00792                         if ($nextstep > $table["rowcount"])
00793                         {
00794                                 $nextstep = $table["rowcount"];
00795                         }
00796                         $sort = "";
00797                         if (is_array($_GET["sort"]))
00798                         {
00799                                 $key = key($_GET["sort"]);
00800                                 $sort = "&sort[$key]=" . $_GET["sort"]["$key"];
00801                         }
00802                         $counter = 1;
00803                         for ($i = 0; $i < $table["rowcount"]; $i += $table["step"])
00804                         {
00805                                 $this->tpl->setCurrentBlock("pages");
00806                                 if ($table["startrow"] == $i)
00807                                 {
00808                                         $this->tpl->setVariable("PAGE_NUMBER", "<span class=\"inactivepage\">$counter</span>");
00809                                 }
00810                                 else
00811                                 {
00812                                         $this->tpl->setVariable("PAGE_NUMBER", "<a href=\"" . $this->ctrl->getFormAction($this) . "$sort&nextrow=$i" . "\">$counter</a>");
00813                                 }
00814                                 $this->tpl->parseCurrentBlock();
00815                                 $counter++;
00816                         }
00817                         $this->tpl->setCurrentBlock("navigation_bottom");
00818                         $this->tpl->setVariable("TEXT_ITEM", $this->lng->txt("item"));
00819                         $this->tpl->setVariable("TEXT_ITEM_START", $table["startrow"] + 1);
00820                         $end = $table["startrow"] + $table["step"];
00821                         if ($end > $table["rowcount"])
00822                         {
00823                                 $end = $table["rowcount"];
00824                         }
00825                         $this->tpl->setVariable("TEXT_ITEM_END", $end);
00826                         $this->tpl->setVariable("TEXT_OF", strtolower($this->lng->txt("of")));
00827                         $this->tpl->setVariable("TEXT_ITEM_COUNT", $table["rowcount"]);
00828                         $this->tpl->setVariable("TEXT_PREVIOUS", $this->lng->txt("previous"));
00829                         $this->tpl->setVariable("TEXT_NEXT", $this->lng->txt("next"));
00830                         $this->tpl->setVariable("HREF_PREV_ROWS", $this->ctrl->getFormAction($this) . "$sort&prevrow=" . $table["prevrow"]);
00831                         $this->tpl->setVariable("HREF_NEXT_ROWS", $this->ctrl->getFormAction($this) . "$sort&nextrow=" . $table["nextrow"]);
00832                         $this->tpl->parseCurrentBlock();
00833                 }
00834 
00835                 // if there are no questions, display a message
00836                 if ($counter == 0)
00837                 {
00838                         $this->tpl->setCurrentBlock("Emptytable");
00839                         $this->tpl->setVariable("TEXT_EMPTYTABLE", $this->lng->txt("no_questions_available"));
00840                         $this->tpl->parseCurrentBlock();
00841                 }
00842 
00843                 if ($rbacsystem->checkAccess('write', $this->ref_id))
00844                 {
00845                         // "create question" form
00846                         $this->tpl->setCurrentBlock("QTypes");
00847                         $query = "SELECT * FROM qpl_question_type ORDER BY question_type_id";
00848                         $query_result = $this->ilias->db->query($query);
00849                         while ($data = $query_result->fetchRow(DB_FETCHMODE_OBJECT))
00850                         {
00851 // temporary disable java questions
00852 //                              if ($data->type_tag != "qt_javaapplet")
00853 //                              {
00854                                         $this->tpl->setVariable("QUESTION_TYPE_ID", $data->type_tag);
00855                                         $this->tpl->setVariable("QUESTION_TYPE", $this->lng->txt($data->type_tag));
00856                                         $this->tpl->parseCurrentBlock();
00857 //                              }
00858                         }
00859                         $this->tpl->setCurrentBlock("CreateQuestion");
00860                         $this->tpl->setVariable("QUESTION_ADD", $this->lng->txt("create"));
00861                         $this->tpl->setVariable("ACTION_QUESTION_ADD", $this->ctrl->getFormAction($this));
00862                         $this->tpl->setVariable("QUESTION_IMPORT", $this->lng->txt("import"));
00863                         $this->tpl->parseCurrentBlock();
00864                 }
00865 
00866                 // define the sort column parameters
00867                 $sort = array(
00868                         "title" => $_GET["sort"]["title"],
00869                         "comment" => $_GET["sort"]["comment"],
00870                         "type" => $_GET["sort"]["type"],
00871                         "author" => $_GET["sort"]["author"],
00872                         "created" => $_GET["sort"]["created"],
00873                         "updated" => $_GET["sort"]["updated"]
00874                 );
00875                 foreach ($sort as $key => $value)
00876                 {
00877                         if (strcmp($value, "ASC") == 0)
00878                         {
00879                                 $sort[$key] = "DESC";
00880                         }
00881                         else
00882                         {
00883                                 $sort[$key] = "ASC";
00884                         }
00885                 }
00886 
00887                 $this->tpl->setCurrentBlock("adm_content");
00888                 // create table header
00889                 $this->ctrl->setParameterByClass(get_class($this), "startrow", $table["startrow"]);
00890                 $this->tpl->setVariable("QUESTION_TITLE", "<a href=\"" . $this->ctrl->getFormAction($this) . "&sort[title]=" . $sort["title"] . "\">" . $this->lng->txt("title") . "</a>" . $table["images"]["title"]);
00891                 $this->tpl->setVariable("QUESTION_COMMENT", "<a href=\"" . $this->ctrl->getFormAction($this) . "&sort[comment]=" . $sort["comment"] . "\">" . $this->lng->txt("description") . "</a>". $table["images"]["comment"]);
00892                 $this->tpl->setVariable("QUESTION_TYPE", "<a href=\"" . $this->ctrl->getFormAction($this) . "&sort[type]=" . $sort["type"] . "\">" . $this->lng->txt("question_type") . "</a>" . $table["images"]["type"]);
00893                 $this->tpl->setVariable("QUESTION_AUTHOR", "<a href=\"" . $this->ctrl->getFormAction($this) . "&sort[author]=" . $sort["author"] . "\">" . $this->lng->txt("author") . "</a>" . $table["images"]["author"]);
00894                 $this->tpl->setVariable("QUESTION_CREATED", "<a href=\"" . $this->ctrl->getFormAction($this) . "&sort[created]=" . $sort["created"] . "\">" . $this->lng->txt("create_date") . "</a>" . $table["images"]["created"]);
00895                 $this->tpl->setVariable("QUESTION_UPDATED", "<a href=\"" . $this->ctrl->getFormAction($this) . "&sort[updated]=" . $sort["updated"] . "\">" . $this->lng->txt("last_update") . "</a>" . $table["images"]["updated"]);
00896                 $this->tpl->setVariable("BUTTON_CANCEL", $this->lng->txt("cancel"));
00897                 $this->tpl->setVariable("ACTION_QUESTION_FORM", $this->ctrl->getFormAction($this));
00898                 $this->tpl->parseCurrentBlock();
00899         }
00900 
00901         function updateObject()
00902         {
00903                 $this->update = $this->object->updateMetaData();
00904                 sendInfo($this->lng->txt("msg_obj_modified"), true);
00905         }
00906 
00915         function setLocator($a_tree = "", $a_id = "", $scriptname="repository.php", $question_title = "")
00916         {
00917 //echo "<br>ilObjQuestionPoolGUI->setLocator()";
00918                 $ilias_locator = new ilLocatorGUI(false);
00919                 if (!is_object($a_tree))
00920                 {
00921                         $a_tree =& $this->tree;
00922                 }
00923                 if (!($a_id))
00924                 {
00925                         $a_id = $_GET["ref_id"];
00926                 }
00927                 if (!($scriptname))
00928                 {
00929                         $scriptname = "repository.php";
00930                 }
00931                 $path = $a_tree->getPathFull($a_id);
00932                 //check if object isn't in tree, this is the case if parent_parent is set
00933                 // TODO: parent_parent no longer exist. need another marker
00934                 if ($a_parent_parent)
00935                 {
00936                         //$subObj = getObject($a_ref_id);
00937                         $subObj =& $this->ilias->obj_factory->getInstanceByRefId($a_ref_id);
00938 
00939                         $path[] = array(
00940                                 "id"     => $a_ref_id,
00941                                 "title"  => $this->lng->txt($subObj->getTitle())
00942                         );
00943                 }
00944 
00945                 // this is a stupid workaround for a bug in PEAR:IT
00946                 $modifier = 1;
00947 
00948                 if (isset($_GET["obj_id"]))
00949                 {
00950                         $modifier = 0;
00951                 }
00952 
00953                 // ### AA 03.11.10 added new locator GUI class ###
00954                 $i = 1;
00955 
00956                 if (!defined("ILIAS_MODULE"))
00957                 {
00958                         foreach ($path as $key => $row)
00959                         {
00960                                 $ilias_locator->navigate($i++, $row["title"], ilUtil::removeTrailingPathSeparators(ILIAS_HTTP_PATH) . "/adm_object.php?ref_id=".$row["child"],"");
00961                         }
00962                 }
00963                 else
00964                 {
00965                         foreach ($path as $key => $row)
00966                         {
00967                                 if (strcmp($row["title"], "ILIAS") == 0)
00968                                 {
00969                                         $row["title"] = $this->lng->txt("repository");
00970                                 }
00971                                 if ($this->ref_id == $row["child"])
00972                                 {
00973                                         $param = "&cmd=questions";
00974                                         $ilias_locator->navigate($i++, $row["title"], ilUtil::removeTrailingPathSeparators(ILIAS_HTTP_PATH) . "/assessment/questionpool.php" . "?ref_id=".$row["child"] . $param,"");
00975                                         switch ($_GET["cmd"])
00976                                         {
00977                                                 case "question":
00978                                                         $id = $_GET["edit"];
00979                                                         if (!$id)
00980                                                         {
00981                                                                 $id = $_POST["id"];
00982                                                         }
00983                                                         if ($question_title)
00984                                                         {
00985                                                                 if ($id > 1)
00986                                                                 {
00987                                                                         $ilias_locator->navigate($i++, $question_title, ilUtil::removeTrailingPathSeparators(ILIAS_HTTP_PATH) . "/assessment/questionpool.php" . "?ref_id=".$row["child"] . "&cmd=question&edit=$id","");
00988                                                                 }
00989                                                         }
00990                                                         break;
00991                                         }
00992                                 }
00993                                 else
00994                                 {
00995                                         $ilias_locator->navigate($i++, $row["title"], ilUtil::removeTrailingPathSeparators(ILIAS_HTTP_PATH) . "/" . $scriptname."?ref_id=".$row["child"],"");
00996                                 }
00997                         }
00998 
00999                         if (isset($_GET["obj_id"]))
01000                         {
01001                                 $obj_data =& $this->ilias->obj_factory->getInstanceByObjId($_GET["obj_id"]);
01002                                 $ilias_locator->navigate($i++,$obj_data->getTitle(),$scriptname."?ref_id=".$_GET["ref_id"]."&obj_id=".$_GET["obj_id"],"");
01003                         }
01004                 }
01005                 $ilias_locator->output(true);
01006         }
01007 
01008         function prepareOutput()
01009         {
01010                 $this->tpl->addBlockFile("CONTENT", "content", "tpl.adm_content.html");
01011                 $this->tpl->addBlockFile("STATUSLINE", "statusline", "tpl.statusline.html");
01012                 $title = $this->object->getTitle();
01013 
01014                 // catch feedback message
01015                 sendInfo();
01016 
01017                 if (!empty($title))
01018                 {
01019                         $this->tpl->setVariable("HEADER", $title);
01020                 }
01021                 if (!defined("ILIAS_MODULE"))
01022                 {
01023                         $this->setAdminTabs($_POST["new_type"]);
01024                 }
01025                 $this->setLocator();
01026 
01027         }
01028 
01029 
01033         function setPageEditorTabs()
01034         {
01035 
01036                 // catch feedback message
01037                 include_once("classes/class.ilTabsGUI.php");
01038                 $tabs_gui =& new ilTabsGUI();
01039                 $this->getPageEditorTabs($tabs_gui);
01040 
01041                 $this->tpl->setVariable("TABS", $tabs_gui->getHTML());
01042 
01043         }
01044 
01048         function getPageEditorTabs(&$tabs_gui)
01049         {
01050                 global $rbacsystem;
01051                 
01052                 if ($rbacsystem->checkAccess('write', $this->ref_id))
01053                 {
01054                         // edit page
01055                         $tabs_gui->addTarget("edit_content",
01056                                 $this->ctrl->getLinkTargetByClass("ilPageObjectGUI", "view"), "view",
01057                                 "ilPageObjectGUI");
01058                 }
01059                 // preview page
01060                 $tabs_gui->addTarget("preview",
01061                         $this->ctrl->getLinkTargetByClass("ilPageObjectGUI", "preview"), "preview",
01062                         "ilPageObjectGUI");
01063 
01064                 // back to upper context
01065                 $tabs_gui->addTarget("back",
01066                         $this->ctrl->getLinkTarget($this, "questions"), "questions",
01067                         "ilObjQuestionPoolGUI");
01068 
01069         }
01070         
01071         function setQuestionTabs()
01072         {
01073 //              echo "<br>setQuestionTabs<br>";
01074                 global $rbacsystem;
01075                 
01076                 $this->ctrl->setParameterByClass("ilpageobjectgui", "q_id", $_GET["q_id"]);
01077                 $q_type = ASS_Question::getQuestionTypeFromDb($_GET["q_id"]);
01078                 include_once "./classes/class.ilTabsGUI.php";
01079                 $tabs_gui =& new ilTabsGUI();
01080                 
01081                 switch ($q_type)
01082                 {
01083                         case "qt_multiple_choice_sr":
01084                                 $classname = "ASS_MultipleChoiceGUI";
01085                                 $this->ctrl->setParameterByClass("ass_multiplechoicegui", "sel_question_types", $q_type);
01086                                 $this->ctrl->setParameterByClass("ass_multiplechoicegui", "q_id", $_GET["q_id"]);
01087                                 break;
01088 
01089                         case "qt_multiple_choice_mr":
01090                                 $classname = "ASS_MultipleChoiceGUI";
01091                                 $this->ctrl->setParameterByClass("ass_multiplechoicegui", "sel_question_types", $q_type);
01092                                 $this->ctrl->setParameterByClass("ass_multiplechoicegui", "q_id", $_GET["q_id"]);
01093                                 break;
01094 
01095                         case "qt_cloze":
01096                                 $classname = "ASS_ClozeTestGUI";
01097                                 $this->ctrl->setParameterByClass("ass_clozetestgui", "sel_question_types", $q_type);
01098                                 $this->ctrl->setParameterByClass("ass_clozetestgui", "q_id", $_GET["q_id"]);
01099                                 break;
01100 
01101                         case "qt_matching":
01102                                 $classname = "ASS_MatchingQuestionGUI";
01103                                 $this->ctrl->setParameterByClass("ass_matchingquestiongui", "sel_question_types", $q_type);
01104                                 $this->ctrl->setParameterByClass("ass_matchingquestiongui", "q_id", $_GET["q_id"]);
01105                                 break;
01106 
01107                         case "qt_ordering":
01108                                 $classname = "ASS_OrderingQuestionGUI";
01109                                 $this->ctrl->setParameterByClass("ass_orderingquestiongui", "sel_question_types", $q_type);
01110                                 $this->ctrl->setParameterByClass("ass_orderingquestiongui", "q_id", $_GET["q_id"]);
01111                                 break;
01112 
01113                         case "qt_imagemap":
01114                                 $classname = "ASS_ImagemapQuestionGUI";
01115                                 $this->ctrl->setParameterByClass("ass_imagemapquestiongui", "sel_question_types", $q_type);
01116                                 $this->ctrl->setParameterByClass("ass_imagemapquestiongui", "q_id", $_GET["q_id"]);
01117                                 break;
01118 
01119                         case "qt_javaapplet":
01120                                 $classname = "ASS_JavaAppletGUI";
01121                                 $this->ctrl->setParameterByClass("ass_javaappletgui", "sel_question_types", $q_type);
01122                                 $this->ctrl->setParameterByClass("ass_javaappletgui", "q_id", $_GET["q_id"]);
01123                                 break;
01124 
01125                         case "qt_text":
01126                                 $classname = "ASS_TextQuestionGUI";
01127                                 $this->ctrl->setParameterByClass("ass_textquestiongui", "sel_question_types", $q_type);
01128                                 $this->ctrl->setParameterByClass("ass_textquestiongui", "q_id", $_GET["q_id"]);
01129                                 break;
01130                 }
01131 
01132                 if (($_GET["q_id"]) && (strlen($_GET["calling_test"]) == 0))
01133                 {
01134                         if ($rbacsystem->checkAccess('write', $this->ref_id))
01135                         {
01136                                 // edit page
01137                                 $tabs_gui->addTarget("edit_content",
01138                                         $this->ctrl->getLinkTargetByClass("ilPageObjectGUI", "view"), "view",
01139                                         "ilPageObjectGUI");
01140                         }
01141         
01142                         $tabs_gui->addTarget("preview",
01143                                 $this->ctrl->getLinkTargetByClass("ilPageObjectGUI", "preview"), "preview",
01144                                 "ilPageObjectGUI");
01145                 }
01146 
01147                 if (($classname) && (strlen($_GET["calling_test"]) == 0))
01148                 {
01149                         if ($rbacsystem->checkAccess('write', $this->ref_id))
01150                         {
01151                                 $tabs_gui->addTarget("edit_properties",
01152                                         $this->ctrl->getLinkTargetByClass($classname, "editQuestion"), "editQuestion",
01153                                         $classname);
01154                         }
01155                 }
01156 
01157                 if (strlen($_GET["calling_test"]) == 0)
01158                 {
01159                         $tabs_gui->addTarget("back",
01160                                 $this->ctrl->getLinkTarget($this, "questions"), "questions",
01161                                 "ilObjQuestionPoolGUI");
01162                 }
01163                 else
01164                 {
01165                         $tabs_gui->addTarget("backtocallingtest",
01166                                 "test.php?cmd=questions&ref_id=".$_GET["calling_test"], "questions",
01167                                 "ilObjQuestionPoolGUI");
01168                 }
01169 
01170                 $this->tpl->setVariable("TABS", $tabs_gui->getHTML());
01171 //              echo "<br>end setQuestionTabs<br>";
01172         }
01173 
01174         function editMetaObject()
01175         {
01176                 $meta_gui =& new ilMetaDataGUI();
01177                 $meta_gui->setObject($this->object);
01178                 $meta_gui->edit("ADM_CONTENT", "adm_content",
01179                         $this->getTabTargetScript()."?ref_id=".$_GET["ref_id"]."&cmd=saveMeta");
01180         }
01181 
01182                 function saveMetaObject()
01183         {
01184                 $meta_gui =& new ilMetaDataGUI();
01185                 $meta_gui->setObject($this->object);
01186                 $meta_gui->save($_POST["meta_section"]);
01187                 if (!strcmp($_POST["meta_section"], "General")) {
01188                         //$this->updateObject();
01189                 }
01190                 ilUtil::redirect($this->getTabTargetScript()."?ref_id=".$_GET["ref_id"]);
01191         }
01192 
01193         // called by administration
01194         function chooseMetaSectionObject($a_script = "",
01195                 $a_templ_var = "ADM_CONTENT", $a_templ_block = "adm_content")
01196         {
01197                 if ($a_script == "")
01198                 {
01199                         $a_script = $this->getTabTargetScript()."?ref_id=".$_GET["ref_id"];
01200                 }
01201                 $meta_gui =& new ilMetaDataGUI();
01202                 $meta_gui->setObject($this->object);
01203                 $meta_gui->edit($a_templ_var, $a_templ_block, $a_script, $_REQUEST["meta_section"]);
01204         }
01205 
01206         // called by editor
01207         function chooseMetaSection()
01208         {
01209                 $this->chooseMetaSectionObject($this->getTabTargetScript()."?ref_id=".
01210                         $this->object->getRefId());
01211         }
01212 
01213         function addMetaObject($a_script = "",
01214                 $a_templ_var = "ADM_CONTENT", $a_templ_block = "adm_content")
01215         {
01216                 if ($a_script == "")
01217                 {
01218                         $a_script = $this->getTabTargetScript()."?ref_id=".$_GET["ref_id"];
01219                 }
01220                 $meta_gui =& new ilMetaDataGUI();
01221                 $meta_gui->setObject($this->object);
01222                 $meta_name = $_POST["meta_name"] ? $_POST["meta_name"] : $_GET["meta_name"];
01223                 $meta_index = $_POST["meta_index"] ? $_POST["meta_index"] : $_GET["meta_index"];
01224                 if ($meta_index == "")
01225                         $meta_index = 0;
01226                 $meta_path = $_POST["meta_path"] ? $_POST["meta_path"] : $_GET["meta_path"];
01227                 $meta_section = $_POST["meta_section"] ? $_POST["meta_section"] : $_GET["meta_section"];
01228                 if ($meta_name != "")
01229                 {
01230                         $meta_gui->meta_obj->add($meta_name, $meta_path, $meta_index);
01231                 }
01232                 else
01233                 {
01234                         sendInfo($this->lng->txt("meta_choose_element"), true);
01235                 }
01236                 $meta_gui->edit($a_templ_var, $a_templ_block, $a_script, $meta_section);
01237         }
01238 
01239         function addMeta()
01240         {
01241                 $this->addMetaObject($this->getTabTargetScript()."?ref_id=".
01242                         $this->object->getRefId());
01243         }
01244 
01245         function deleteMetaObject($a_script = "",
01246                 $a_templ_var = "ADM_CONTENT", $a_templ_block = "adm_content")
01247         {
01248                 if ($a_script == "")
01249                 {
01250                         $a_script = $this->getTabTargetScript()."?ref_id=".$_GET["ref_id"];
01251                 }
01252                 $meta_gui =& new ilMetaDataGUI();
01253                 $meta_gui->setObject($this->object);
01254                 $meta_index = $_POST["meta_index"] ? $_POST["meta_index"] : $_GET["meta_index"];
01255                 $meta_gui->meta_obj->delete($_GET["meta_name"], $_GET["meta_path"], $meta_index);
01256                 $meta_gui->edit($a_templ_var, $a_templ_block, $a_script, $_GET["meta_section"]);
01257         }
01258 
01259         function deleteMeta()
01260         {
01261                 $this->deleteMetaObject($this->getTabTargetScript()."?ref_id=".
01262                         $this->object->getRefId());
01263         }
01264 
01265         /*
01266         * list all export files
01267         */
01268         function exportObject()
01269         {
01270                 global $tree;
01271 
01272                 //$this->setTabs();
01273 
01274                 //add template for view button
01275                 $this->tpl->addBlockfile("BUTTONS", "buttons", "tpl.buttons.html");
01276 
01277                 // create export file button
01278                 $this->tpl->setCurrentBlock("btn_cell");
01279                 $this->tpl->setVariable("BTN_LINK", "questionpool.php?ref_id=".$_GET["ref_id"]."&cmd=createExportFile");
01280                 $this->tpl->setVariable("BTN_TXT", $this->lng->txt("ass_create_export_file"));
01281                 $this->tpl->parseCurrentBlock();
01282 
01283                 // view last export log button
01284                 /*
01285                 if (is_file($this->object->getExportDirectory()."/export.log"))
01286                 {
01287                         $this->tpl->setCurrentBlock("btn_cell");
01288                         $this->tpl->setVariable("BTN_LINK", $this->ctrl->getLinkTarget($this, "viewExportLog"));
01289                         $this->tpl->setVariable("BTN_TXT", $this->lng->txt("cont_view_last_export_log"));
01290                         $this->tpl->parseCurrentBlock();
01291                 }*/
01292 
01293                 $export_dir = $this->object->getExportDirectory();
01294 
01295                 $export_files = $this->object->getExportFiles($export_dir);
01296 
01297                 // create table
01298                 require_once("classes/class.ilTableGUI.php");
01299                 $tbl = new ilTableGUI();
01300 
01301                 // load files templates
01302                 $this->tpl->addBlockfile("ADM_CONTENT", "adm_content", "tpl.table.html");
01303 
01304                 // load template for table content data
01305                 $this->tpl->addBlockfile("TBL_CONTENT", "tbl_content", "tpl.export_file_row.html", true);
01306 
01307                 $num = 0;
01308 
01309                 $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));
01310 
01311                 $tbl->setTitle($this->lng->txt("ass_export_files"));
01312 
01313                 $tbl->setHeaderNames(array("<input type=\"checkbox\" name=\"chb_check_all\" value=\"1\" onclick=\"setCheckboxes('ObjectItems', 'file', document.ObjectItems.chb_check_all.checked);\" />", $this->lng->txt("ass_file"),
01314                         $this->lng->txt("ass_size"), $this->lng->txt("date") ));
01315                 $tbl->enabled["sort"] = false;
01316                 $tbl->setColumnWidth(array("1%", "49%", "25%", "25%"));
01317 
01318                 // control
01319                 $tbl->setOrderColumn($_GET["sort_by"]);
01320                 $tbl->setOrderDirection($_GET["sort_order"]);
01321                 $tbl->setLimit($_GET["limit"]);
01322                 $tbl->setOffset($_GET["offset"]);
01323 
01324                 $this->tpl->setVariable("COLUMN_COUNTS", 4);
01325 
01326                 // delete button
01327                 $this->tpl->setVariable("IMG_ARROW", ilUtil::getImagePath("arrow_downright.gif"));
01328                 $this->tpl->setCurrentBlock("tbl_action_btn");
01329                 $this->tpl->setVariable("BTN_NAME", "confirmDeleteExportFile");
01330                 $this->tpl->setVariable("BTN_VALUE", $this->lng->txt("delete"));
01331                 $this->tpl->parseCurrentBlock();
01332 
01333                 $this->tpl->setCurrentBlock("tbl_action_btn");
01334                 $this->tpl->setVariable("BTN_NAME", "downloadExportFile");
01335                 $this->tpl->setVariable("BTN_VALUE", $this->lng->txt("download"));
01336                 $this->tpl->parseCurrentBlock();
01337 
01338                 // footer
01339                 $tbl->setFooter("tblfooter",$this->lng->txt("previous"),$this->lng->txt("next"));
01340                 //$tbl->disable("footer");
01341 
01342                 $tbl->setMaxCount(count($export_files));
01343                 $export_files = array_slice($export_files, $_GET["offset"], $_GET["limit"]);
01344 
01345                 $tbl->render();
01346                 if(count($export_files) > 0)
01347                 {
01348                         $i=0;
01349                         foreach($export_files as $exp_file)
01350                         {
01351                                 $this->tpl->setCurrentBlock("tbl_content");
01352                                 $this->tpl->setVariable("TXT_FILENAME", $exp_file);
01353 
01354                                 $css_row = ilUtil::switchColor($i++, "tblrow1", "tblrow2");
01355                                 $this->tpl->setVariable("CSS_ROW", $css_row);
01356 
01357                                 $this->tpl->setVariable("TXT_SIZE", filesize($export_dir."/".$exp_file));
01358                                 $this->tpl->setVariable("CHECKBOX_ID", $exp_file);
01359 
01360                                 $file_arr = explode("__", $exp_file);
01361                                 $this->tpl->setVariable("TXT_DATE", date("Y-m-d H:i:s",$file_arr[0]));
01362 
01363                                 $this->tpl->parseCurrentBlock();
01364                         }
01365                 } //if is_array
01366                 else
01367                 {
01368                         $this->tpl->setCurrentBlock("notfound");
01369                         $this->tpl->setVariable("TXT_OBJECT_NOT_FOUND", $this->lng->txt("obj_not_found"));
01370                         $this->tpl->setVariable("NUM_COLS", 3);
01371                         $this->tpl->parseCurrentBlock();
01372                 }
01373 
01374                 $this->tpl->parseCurrentBlock();
01375         }
01376 
01377         
01381         function createExportFileObject()
01382         {
01383                 global $rbacsystem;
01384                 
01385                 if ($rbacsystem->checkAccess("write", $this->ref_id))
01386                 {
01387                         require_once("assessment/classes/class.ilQuestionpoolExport.php");
01388                         $question_ids =& $this->object->getAllQuestionIds();
01389                         $qpl_exp = new ilQuestionpoolExport($this->object, "xml", $question_ids);
01390                         $qpl_exp->buildExportFile();
01391                         $this->exportObject();
01392 
01393                         //ilUtil::deliverData($this->object->to_xml(), $this->object->getTitle() . ".xml");
01394                         
01395                         /*
01396                         $add_parameter = $this->getAddParameter();
01397                         if (!defined("ILIAS_MODULE"))
01398                         {
01399                                 define("ILIAS_MODULE", "assessment");
01400                         }
01401                         $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_as_tst_export.html", true);
01402                         $this->tpl->setCurrentBlock("adm_content");
01403                         $this->tpl->setVariable("FORMACTION", $add_parameter);
01404                         $this->tpl->setVariable("BUTTON_EXPORT", $this->lng->txt("export"));
01405                         $this->tpl->parseCurrentBlock();*/
01406                 }
01407                 else
01408                 {
01409                         sendInfo("cannot_export_qpl");
01410                 }
01411         }
01412         
01416         function downloadExportFileObject()
01417         {
01418                 if(!isset($_POST["file"]))
01419                 {
01420                         $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
01421                 }
01422 
01423                 if (count($_POST["file"]) > 1)
01424                 {
01425                         $this->ilias->raiseError($this->lng->txt("cont_select_max_one_item"),$this->ilias->error_obj->MESSAGE);
01426                 }
01427 
01428 
01429                 $export_dir = $this->object->getExportDirectory();
01430                 ilUtil::deliverFile($export_dir."/".$_POST["file"][0],
01431                         $_POST["file"][0]);
01432         }
01433 
01437         function confirmDeleteExportFileObject()
01438         {
01439                 if(!isset($_POST["file"]))
01440                 {
01441                         $this->ilias->raiseError($this->lng->txt("no_checkbox"),$this->ilias->error_obj->MESSAGE);
01442                 }
01443 
01444                 //$this->setTabs();
01445 
01446                 // SAVE POST VALUES
01447                 $_SESSION["ilExportFiles"] = $_POST["file"];
01448 
01449                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.confirm_deletion.html", true);
01450 
01451                 sendInfo($this->lng->txt("info_delete_sure"));
01452 
01453                 $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));
01454 
01455                 // BEGIN TABLE HEADER
01456                 $this->tpl->setCurrentBlock("table_header");
01457                 $this->tpl->setVariable("TEXT",$this->lng->txt("objects"));
01458                 $this->tpl->parseCurrentBlock();
01459 
01460                 // BEGIN TABLE DATA
01461                 $counter = 0;
01462                 foreach($_POST["file"] as $file)
01463                 {
01464                                 $this->tpl->setCurrentBlock("table_row");
01465                                 $this->tpl->setVariable("CSS_ROW",ilUtil::switchColor(++$counter,"tblrow1","tblrow2"));
01466                                 $this->tpl->setVariable("TEXT_CONTENT", $file);
01467                                 $this->tpl->parseCurrentBlock();
01468                 }
01469 
01470                 // cancel/confirm button
01471                 $this->tpl->setVariable("IMG_ARROW",ilUtil::getImagePath("arrow_downright.gif"));
01472                 $buttons = array( "cancelDeleteExportFile"  => $this->lng->txt("cancel"),
01473                         "deleteExportFile"  => $this->lng->txt("confirm"));
01474                 foreach ($buttons as $name => $value)
01475                 {
01476                         $this->tpl->setCurrentBlock("operation_btn");
01477                         $this->tpl->setVariable("BTN_NAME",$name);
01478                         $this->tpl->setVariable("BTN_VALUE",$value);
01479                         $this->tpl->parseCurrentBlock();
01480                 }
01481         }
01482 
01483 
01487         function cancelDeleteExportFileObject()
01488         {
01489                 session_unregister("ilExportFiles");
01490                 $this->ctrl->redirect($this, "export");
01491         }
01492 
01496         function deleteExportFileObject()
01497         {
01498                 $export_dir = $this->object->getExportDirectory();
01499                 foreach($_SESSION["ilExportFiles"] as $file)
01500                 {
01501                         $exp_file = $export_dir."/".$file;
01502                         $exp_dir = $export_dir."/".substr($file, 0, strlen($file) - 4);
01503                         if (@is_file($exp_file))
01504                         {
01505                                 unlink($exp_file);
01506                         }
01507                         if (@is_dir($exp_dir))
01508                         {
01509                                 ilUtil::delDir($exp_dir);
01510                         }
01511                 }
01512                 $this->ctrl->redirect($this, "export");
01513         }
01514 
01518         function &editQuestionForTestObject()
01519         {
01520 //echo "<br>create--".$_GET["new_type"];
01521                 $q_gui =& ASS_QuestionGUI::_getQuestionGUI("", $_GET["q_id"]);
01522                 $this->ctrl->setCmdClass(get_class($q_gui));
01523                 $this->ctrl->setCmd("editQuestion");
01524 
01525                 $ret =& $this->executeCommand();
01526                 return $ret;
01527         }
01528 
01532         function createObject()
01533         {
01534                 global $rbacsystem;
01535                 $new_type = $_POST["new_type"] ? $_POST["new_type"] : $_GET["new_type"];
01536                 if (!$rbacsystem->checkAccess("create", $_GET["ref_id"], $new_type))
01537                 {
01538                         $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
01539                 }
01540                 else
01541                 {
01542                         $this->getTemplateFile("create", $new_type);
01543 
01544                         // fill in saved values in case of error
01545                         $data = array();
01546                         $data["fields"] = array();
01547                         $data["fields"]["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
01548                         $data["fields"]["desc"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["desc"]);
01549 
01550                         foreach ($data["fields"] as $key => $val)
01551                         {
01552                                 $this->tpl->setVariable("TXT_".strtoupper($key), $this->lng->txt($key));
01553                                 $this->tpl->setVariable(strtoupper($key), $val);
01554 
01555                                 if ($this->prepare_output)
01556                                 {
01557                                         $this->tpl->parseCurrentBlock();
01558                                 }
01559                         }
01560 
01561                         $this->tpl->setVariable("FORMACTION", $this->getFormAction("save","adm_object.php?cmd=gateway&ref_id=".
01562                                                                                                                                            $_GET["ref_id"]."&new_type=".$new_type));
01563                         $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($new_type."_new"));
01564                         $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
01565                         $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt($new_type."_add"));
01566                         $this->tpl->setVariable("CMD_SUBMIT", "save");
01567                         $this->tpl->setVariable("TARGET", $this->getTargetFrame("save"));
01568                         $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
01569 
01570                         $this->tpl->setVariable("TXT_IMPORT_QPL", $this->lng->txt("import_qpl"));
01571                         $this->tpl->setVariable("TXT_QPL_FILE", $this->lng->txt("qpl_upload_file"));
01572                         $this->tpl->setVariable("TXT_IMPORT", $this->lng->txt("import"));
01573                 }
01574         }
01575 
01579         function importFileObject()
01580         {
01581                 if (strcmp($_FILES["xmldoc"]["tmp_name"], "") == 0)
01582                 {
01583                         sendInfo($this->lng->txt("qpl_select_file_for_import"));
01584                         $this->createObject();
01585                         return;
01586                 }
01587                 $this->uploadQplObject(false);
01588                 ilUtil::redirect($this->getReturnLocation("importFile",$this->ctrl->getTargetScript()."?".$this->link_params));
01589         }
01590 
01591 } // END class.ilObjQuestionPoolGUI
01592 ?>