ILIAS Release_3_9_x_branch .rev 46835: Modules/SurveyQuestionPool/classes/class.SurveyOrdinalQuestionGUI.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 include_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestionGUI.php";
00025 include_once "./Modules/Survey/classes/inc.SurveyConstants.php";
00026 
00038 class SurveyOrdinalQuestionGUI extends SurveyQuestionGUI 
00039 {
00040 
00049   function SurveyOrdinalQuestionGUI(
00050                 $id = -1
00051   )
00052 
00053   {
00054                 $this->SurveyQuestionGUI();
00055                 include_once "./Modules/SurveyQuestionPool/classes/class.SurveyOrdinalQuestion.php";
00056                 $this->object = new SurveyOrdinalQuestion();
00057                 if ($id >= 0)
00058                 {
00059                         $this->object->loadFromDb($id);
00060                 }
00061         }
00062 
00070   function editQuestion() 
00071         {
00072                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_ordinal.html", "Modules/SurveyQuestionPool");
00073           $this->tpl->addBlockFile("OTHER_QUESTION_DATA", "other_question_data", "tpl.il_svy_qpl_other_question_data.html", "Modules/SurveyQuestionPool");
00074                 $internallinks = array(
00075                         "lm" => $this->lng->txt("obj_lm"),
00076                         "st" => $this->lng->txt("obj_st"),
00077                         "pg" => $this->lng->txt("obj_pg"),
00078                         "glo" => $this->lng->txt("glossary_term")
00079                 );
00080                 foreach ($internallinks as $key => $value)
00081                 {
00082                         $this->tpl->setCurrentBlock("internallink");
00083                         $this->tpl->setVariable("TYPE_INTERNAL_LINK", $key);
00084                         $this->tpl->setVariable("TEXT_INTERNAL_LINK", $value);
00085                         $this->tpl->parseCurrentBlock();
00086                 }
00087                 
00088                 $this->tpl->setCurrentBlock("adm_content");
00089                 $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material"));
00090                 if (count($this->object->material))
00091                 {
00092                         include_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestion.php";
00093                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00094                         $this->tpl->setVariable("TEXT_VALUE_MATERIAL", " <a href=\"$href\" target=\"content\">" . $this->lng->txt("material"). "</a> ");
00095                         $this->tpl->setVariable("BUTTON_REMOVE_MATERIAL", $this->lng->txt("remove"));
00096                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("change"));
00097                         $this->tpl->setVariable("VALUE_MATERIAL", $this->object->material["internal_link"]);
00098                         $this->tpl->setVariable("VALUE_MATERIAL_TITLE", $this->object->material["title"]);
00099                         $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00100                 }
00101                 else
00102                 {
00103                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("add"));
00104                 }
00105                 $this->tpl->setVariable("TEXT_ORIENTATION", $this->lng->txt("orientation"));
00106                 switch ($this->object->getOrientation())
00107                 {
00108                         case 0:
00109                                 $this->tpl->setVariable("CHECKED_VERTICAL", " checked=\"checked\"");
00110                                 break;
00111                         case 1:
00112                                 $this->tpl->setVariable("CHECKED_HORIZONTAL", " checked=\"checked\"");
00113                                 break;
00114                         case 2:
00115                                 $this->tpl->setVariable("CHECKED_COMBOBOX", " checked=\"checked\"");
00116                                 break;
00117                 }
00118                 $this->tpl->setVariable("TXT_VERTICAL", $this->lng->txt("vertical"));
00119                 $this->tpl->setVariable("TXT_HORIZONTAL", $this->lng->txt("horizontal"));
00120                 $this->tpl->setVariable("TXT_COMBOBOX", $this->lng->txt("combobox"));
00121                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00122                 $this->tpl->setVariable("VALUE_TITLE", $this->object->getTitle());
00123                 $this->tpl->setVariable("VALUE_DESCRIPTION", $this->object->getDescription());
00124                 $this->tpl->setVariable("VALUE_AUTHOR", $this->object->getAuthor());
00125                 $questiontext = $this->object->getQuestiontext();
00126                 $this->tpl->setVariable("VALUE_QUESTION", ilUtil::prepareFormOutput($this->object->prepareTextareaOutput($questiontext)));
00127                 $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00128                 $this->tpl->setVariable("TEXT_AUTHOR", $this->lng->txt("author"));
00129                 $this->tpl->setVariable("TEXT_DESCRIPTION", $this->lng->txt("description"));
00130                 $this->tpl->setVariable("TEXT_QUESTION", $this->lng->txt("question"));
00131                 $this->tpl->setVariable("TEXT_QUESTION_TYPE", $this->lng->txt("questiontype"));
00132                 $this->tpl->setVariable("TEXT_OBLIGATORY", $this->lng->txt("obligatory"));
00133                 if ($this->object->getObligatory())
00134                 {
00135                         $this->tpl->setVariable("CHECKED_OBLIGATORY", " checked=\"checked\"");
00136                 }
00137                 $this->tpl->setVariable("SAVE",$this->lng->txt("save"));
00138                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00139                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00140                 $this->tpl->setVariable("TEXT_QUESTION_TYPE", $this->lng->txt($this->getQuestionType()));
00141                 $this->tpl->parseCurrentBlock();
00142                 include_once "./Services/RTE/classes/class.ilRTE.php";
00143                 $rtestring = ilRTE::_getRTEClassname();
00144                 include_once "./Services/RTE/classes/class.$rtestring.php";
00145                 $rte = new $rtestring();
00146                 $rte->addPlugin("latex");               
00147                 $rte->addButton("latex"); $rte->addButton("pastelatex");
00148                 $rte->removePlugin("ibrowser");
00149                 include_once "./classes/class.ilObject.php";
00150                 $obj_id = $_GET["q_id"];
00151                 $obj_type = ilObject::_lookupType($_GET["ref_id"], TRUE);
00152                 $rte->addRTESupport($obj_id, $obj_type, "survey");
00153 
00154   }
00155 
00163         function getWorkingForm($working_data = "", $question_title = 1, $show_questiontext = 1, $error_message = "")
00164         {
00165                 $template = new ilTemplate("tpl.il_svy_out_ordinal.html", TRUE, TRUE, "Modules/SurveyQuestionPool");
00166                 if (count($this->object->material))
00167                 {
00168                         $template->setCurrentBlock("material_ordinal");
00169                         include_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestion.php";
00170                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00171                         $template->setVariable("TEXT_MATERIAL", $this->lng->txt("material") . ": <a href=\"$href\" target=\"content\">" . $this->object->material["title"]. "</a> ");
00172                         $template->parseCurrentBlock();
00173                 }
00174                 switch ($this->object->orientation)
00175                 {
00176                         case 0:
00177                                 // vertical orientation
00178                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00179                                 {
00180                                         $category = $this->object->categories->getCategory($i);
00181                                         $template->setCurrentBlock("ordinal_row");
00182                                         $template->setVariable("TEXT_ORDINAL", ilUtil::prepareFormOutput($category));
00183                                         $template->setVariable("VALUE_ORDINAL", $i);
00184                                         $template->setVariable("QUESTION_ID", $this->object->getId());
00185                                         if (is_array($working_data))
00186                                         {
00187                                                 if (strcmp($working_data[0]["value"], "") != 0)
00188                                                 {
00189                                                         if ($working_data[0]["value"] == $i)
00190                                                         {
00191                                                                 $template->setVariable("CHECKED_ORDINAL", " checked=\"checked\"");
00192                                                         }
00193                                                 }
00194                                         }
00195                                         $template->parseCurrentBlock();
00196                                 }
00197                                 break;
00198                         case 1:
00199                                 // horizontal orientation
00200                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00201                                 {
00202                                         $category = $this->object->categories->getCategory($i);
00203                                         $template->setCurrentBlock("radio_col_ordinal");
00204                                         $template->setVariable("VALUE_ORDINAL", $i);
00205                                         $template->setVariable("QUESTION_ID", $this->object->getId());
00206                                         if (is_array($working_data))
00207                                         {
00208                                                 if (strcmp($working_data[0]["value"], "") != 0)
00209                                                 {
00210                                                         if ($working_data[0]["value"] == $i)
00211                                                         {
00212                                                                 $template->setVariable("CHECKED_ORDINAL", " checked=\"checked\"");
00213                                                         }
00214                                                 }
00215                                         }
00216                                         $template->parseCurrentBlock();
00217                                 }
00218                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00219                                 {
00220                                         $category = $this->object->categories->getCategory($i);
00221                                         $template->setCurrentBlock("text_col_ordinal");
00222                                         $template->setVariable("VALUE_ORDINAL", $i);
00223                                         $template->setVariable("TEXT_ORDINAL", ilUtil::prepareFormOutput($category));
00224                                         $template->setVariable("QUESTION_ID", $this->object->getId());
00225                                         $template->parseCurrentBlock();
00226                                 }
00227                                 break;
00228                         case 2:
00229                                 // combobox output
00230                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00231                                 {
00232                                         $category = $this->object->categories->getCategory($i);
00233                                         $template->setCurrentBlock("comborow");
00234                                         $template->setVariable("TEXT_ORDINAL", $category);
00235                                         $template->setVariable("VALUE_ORDINAL", $i);
00236                                         if (is_array($working_data))
00237                                         {
00238                                                 if (strcmp($working_data[0]["value"], "") != 0)
00239                                                 {
00240                                                         if ($working_data[0]["value"] == $i)
00241                                                         {
00242                                                                 $template->setVariable("SELECTED_ORDINAL", " selected=\"selected\"");
00243                                                         }
00244                                                 }
00245                                         }
00246                                         $template->parseCurrentBlock();
00247                                 }
00248                                 $template->setCurrentBlock("combooutput");
00249                                 $template->setVariable("QUESTION_ID", $this->object->getId());
00250                                 $template->setVariable("SELECT_OPTION", $this->lng->txt("select_option"));
00251                                 $template->setVariable("TEXT_SELECTION", $this->lng->txt("selection"));
00252                                 $template->parseCurrentBlock();
00253                                 break;
00254                 }
00255                 if ($question_title)
00256                 {
00257                         $template->setVariable("QUESTION_TITLE", $this->object->getTitle());
00258                 }
00259                 $template->setCurrentBlock("question_data_ordinal");
00260                 if (strcmp($error_message, "") != 0)
00261                 {
00262                         $template->setVariable("ERROR_MESSAGE", "<p class=\"warning\">$error_message</p>");
00263                 }
00264                 if ($show_questiontext)
00265                 {
00266                         $questiontext = $this->object->getQuestiontext();
00267                         $template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, TRUE));
00268                 }
00269                 if (! $this->object->getObligatory())
00270                 {
00271                         $template->setVariable("OBLIGATORY_TEXT", $this->lng->txt("survey_question_optional"));
00272                 }
00273                 $template->parseCurrentBlock();
00274                 return $template->get();
00275         }
00276 
00284         function getPrintView($question_title = 1, $show_questiontext = 1)
00285         {
00286                 $template = new ilTemplate("tpl.il_svy_qpl_ordinal_printview.html", TRUE, TRUE, "Modules/SurveyQuestionPool");
00287                 switch ($this->object->orientation)
00288                 {
00289                         case 0:
00290                                 // vertical orientation
00291                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00292                                 {
00293                                         $category = $this->object->categories->getCategory($i);
00294                                         $template->setCurrentBlock("ordinal_row");
00295                                         $template->setVariable("IMAGE_RADIO", ilUtil::getHtmlPath(ilUtil::getImagePath("radiobutton_unchecked.gif")));
00296                                         $template->setVariable("ALT_RADIO", $this->lng->txt("unchecked"));
00297                                         $template->setVariable("TITLE_RADIO", $this->lng->txt("unchecked"));
00298                                         $template->setVariable("TEXT_ORDINAL", ilUtil::prepareFormOutput($category));
00299                                         $template->parseCurrentBlock();
00300                                 }
00301                                 break;
00302                         case 1:
00303                                 // horizontal orientation
00304                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00305                                 {
00306                                         $category = $this->object->categories->getCategory($i);
00307                                         $template->setCurrentBlock("radio_col_ordinal");
00308                                         $template->setVariable("IMAGE_RADIO", ilUtil::getHtmlPath(ilUtil::getImagePath("radiobutton_unchecked.gif")));
00309                                         $template->setVariable("ALT_RADIO", $this->lng->txt("unchecked"));
00310                                         $template->setVariable("TITLE_RADIO", $this->lng->txt("unchecked"));
00311                                         $template->parseCurrentBlock();
00312                                 }
00313                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00314                                 {
00315                                         $category = $this->object->categories->getCategory($i);
00316                                         $template->setCurrentBlock("text_col_ordinal");
00317                                         $template->setVariable("TEXT_ORDINAL", $category);
00318                                         $template->parseCurrentBlock();
00319                                 }
00320                                 break;
00321                         case 2:
00322                                 // combobox output
00323                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00324                                 {
00325                                         $category = $this->object->categories->getCategory($i);
00326                                         $template->setCurrentBlock("comborow");
00327                                         $template->setVariable("TEXT_ORDINAL", ilUtil::prepareFormOutput($category));
00328                                         $template->setVariable("VALUE_ORDINAL", $i);
00329                                         if (is_array($working_data))
00330                                         {
00331                                                 if (strcmp($working_data[0]["value"], "") != 0)
00332                                                 {
00333                                                         if ($working_data[0]["value"] == $i)
00334                                                         {
00335                                                                 $template->setVariable("SELECTED_ORDINAL", " selected=\"selected\"");
00336                                                         }
00337                                                 }
00338                                         }
00339                                         $template->parseCurrentBlock();
00340                                 }
00341                                 $template->setCurrentBlock("combooutput");
00342                                 $template->setVariable("QUESTION_ID", $this->object->getId());
00343                                 $template->setVariable("SELECT_OPTION", $this->lng->txt("select_option"));
00344                                 $template->setVariable("TEXT_SELECTION", $this->lng->txt("selection"));
00345                                 $template->parseCurrentBlock();
00346                                 break;
00347                 }
00348                 if ($question_title)
00349                 {
00350                         $template->setVariable("QUESTION_TITLE", $this->object->getTitle());
00351                 }
00352                 if ($show_questiontext)
00353                 {
00354                         $questiontext = $this->object->getQuestiontext();
00355                         $template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, TRUE));
00356                 }
00357                 if (! $this->object->getObligatory())
00358                 {
00359                         $template->setVariable("OBLIGATORY_TEXT", $this->lng->txt("survey_question_optional"));
00360                 }
00361                 $template->parseCurrentBlock();
00362                 return $template->get();
00363         }
00364         
00372         function preview()
00373         {
00374                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_preview.html", "Modules/SurveyQuestionPool");
00375                 $question_output = $this->getWorkingForm();
00376                 $this->tpl->setVariable("QUESTION_OUTPUT", $question_output);
00377                 $this->tpl->parseCurrentBlock();
00378         }
00379         
00388   function writePostData() 
00389         {
00390     $result = 0;
00391     if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"]))
00392       $result = 1;
00393 
00394     // Set the question id from a hidden form parameter
00395     if ($_POST["id"] > 0)
00396       $this->object->setId($_POST["id"]);
00397                 include_once "./Services/Utilities/classes/class.ilUtil.php";
00398     $this->object->setTitle(ilUtil::stripSlashes($_POST["title"]));
00399     $this->object->setAuthor(ilUtil::stripSlashes($_POST["author"]));
00400     $this->object->setDescription(ilUtil::stripSlashes($_POST["description"]));
00401                 $this->object->setOrientation($_POST["orientation"]);
00402                 if (strlen($_POST["material"]))
00403                 {
00404                         $this->object->setMaterial($_POST["material"], 0, ilUtil::stripSlashes($_POST["material_title"]));
00405                 }
00406                 include_once "./classes/class.ilObjAdvancedEditing.php";
00407                 $questiontext = ilUtil::stripSlashes($_POST["question"], true, ilObjAdvancedEditing::_getUsedHTMLTagsAsString("survey"));
00408                 $this->object->setQuestiontext($questiontext);
00409                 if ($_POST["obligatory"])
00410                 {
00411                         $this->object->setObligatory(1);
00412                 }
00413                 else
00414                 {
00415                         $this->object->setObligatory(0);
00416                 }
00417 
00418                 if ($saved) {
00419                         // If the question was saved automatically before an upload, we have to make
00420                         // sure, that the state after the upload is saved. Otherwise the user could be
00421                         // irritated, if he presses cancel, because he only has the question state before
00422                         // the upload process.
00423                         $this->object->saveToDb();
00424                 }
00425     return $result;
00426   }
00427 
00435         function categories($add = false)
00436         {
00437                 if ($this->object->getId() < 1) 
00438                 {
00439                         ilUtil::sendInfo($this->lng->txt("fill_out_all_required_fields_add_category"), true);
00440                         $this->ctrl->redirect($this, "editQuestion");
00441                 }
00442                 if (strcmp($this->ctrl->getCmd(), "categories") == 0) $_SESSION["spl_modified"] = false;
00443                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_ordinal_answers.html", "Modules/SurveyQuestionPool");
00444     // output of existing single response answers
00445                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00446                 {
00447                         $this->tpl->setCurrentBlock("cat_selector");
00448                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00449                         $this->tpl->parseCurrentBlock();
00450                         $this->tpl->setCurrentBlock("categories");
00451                         $category = $this->object->categories->getCategory($i);
00452                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00453                         $this->tpl->setVariable("CATEGORY_NUMBER", $i+1);
00454                         $this->tpl->setVariable("VALUE_CATEGORY", ilUtil::prepareFormOutput($category));
00455                         $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00456                         $this->tpl->parseCurrentBlock();
00457                 }
00458                 
00459                 if ($add)
00460                 {
00461                         $nrOfCategories = $_POST["nrOfCategories"];
00462                         if ($nrOfCategories < 1) $nrOfCategories = 1;
00463                         // Create template for a new category
00464                         for ($i = 1; $i <= $nrOfCategories; $i++)
00465                         {
00466                                 $this->tpl->setCurrentBlock("categories");
00467                                 $this->tpl->setVariable("CATEGORY_ORDER", $this->object->categories->getCategoryCount() + $i - 1);
00468                                 $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00469                                 $this->tpl->parseCurrentBlock();
00470                         }
00471                 }
00472 
00473                 if (is_array($_SESSION["spl_move"]))
00474                 {
00475                         if (count($_SESSION["spl_move"]))
00476                         {
00477                                 $this->tpl->setCurrentBlock("move_buttons");
00478                                 $this->tpl->setVariable("INSERT_BEFORE", $this->lng->txt("insert_before"));
00479                                 $this->tpl->setVariable("INSERT_AFTER", $this->lng->txt("insert_after"));
00480                                 $this->tpl->parseCurrentBlock();
00481                         }
00482                 }
00483                 
00484                 include_once "./Services/Utilities/classes/class.ilUtil.php";
00485                 if ($this->object->categories->getCategoryCount() == 0)
00486                 {
00487                         if (!$add)
00488                         {
00489                                 $this->tpl->setCurrentBlock("nocategories");
00490                                 $this->tpl->setVariable("NO_CATEGORIES", $this->lng->txt("question_contains_no_categories"));
00491                                 $this->tpl->parseCurrentBlock();
00492                         }
00493                 }
00494                 else
00495                 {
00496                         $this->tpl->setCurrentBlock("selectall");
00497                         $this->tpl->setVariable("SELECT_ALL", $this->lng->txt("select_all"));
00498                         $this->tpl->parseCurrentBlock();
00499                         $this->tpl->setCurrentBlock("existingcategories");
00500                         $this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
00501                         $this->tpl->setVariable("MOVE", $this->lng->txt("move"));
00502                         $this->tpl->setVariable("VALUE_SAVE_PHRASE", $this->lng->txt("save_phrase"));
00503                         $this->tpl->setVariable("ARROW", "<img src=\"" . ilUtil::getImagePath("arrow_downright.gif") . "\" alt=\"".$this->lng->txt("arrow_downright")."\">");
00504                         $this->tpl->parseCurrentBlock();
00505                 }
00506                 
00507                 for ($i = 1; $i < 10; $i++)
00508                 {
00509                         $this->tpl->setCurrentBlock("numbers");
00510                         $this->tpl->setVariable("VALUE_NUMBER", $i);
00511                         if ($i == 1)
00512                         {
00513                                 $this->tpl->setVariable("TEXT_NUMBER", $i . " " . $this->lng->txt("category"));
00514                         }
00515                         else
00516                         {
00517                                 $this->tpl->setVariable("TEXT_NUMBER", $i . " " . $this->lng->txt("categories"));
00518                         }
00519                         $this->tpl->parseCurrentBlock();
00520                 }
00521                 
00522                 $this->tpl->setCurrentBlock("adm_content");
00523                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00524                 $this->tpl->setVariable("VALUE_ADD_CATEGORY", $this->lng->txt("add"));
00525                 $this->tpl->setVariable("VALUE_ADD_PHRASE", $this->lng->txt("add_phrase"));
00526                 $this->tpl->setVariable("SAVE", $this->lng->txt("save"));
00527                 if ($_SESSION["spl_modified"])
00528                 {
00529                         $this->tpl->setVariable("FORM_DATA_MODIFIED_PRESS_SAVE", $this->lng->txt("form_data_modified_press_save"));
00530                 }
00531                 $questiontext = $this->object->getQuestiontext();
00532                 $this->tpl->setVariable("QUESTION_TEXT", $this->object->prepareTextareaOutput($questiontext, TRUE));
00533                 $this->tpl->parseCurrentBlock();
00534         }
00535         
00536         function setQuestionTabs()
00537         {
00538                 $this->setQuestionTabsForClass("surveyordinalquestiongui");
00539         }
00540 
00548   function addPhrase() 
00549         {
00550                 $this->writeCategoryData(true);
00551                 $this->ctrl->setParameterByClass(get_class($this), "q_id", $this->object->getId());
00552                 $this->ctrl->setParameterByClass("ilobjsurveyquestionpoolgui", "q_id", $this->object->getId());
00553 
00554                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_addphrase.html", "Modules/SurveyQuestionPool");
00555 
00556                 // set the id to return to the selected question
00557                 $this->tpl->setCurrentBlock("hidden");
00558                 $this->tpl->setVariable("HIDDEN_NAME", "id");
00559                 $this->tpl->setVariable("HIDDEN_VALUE", $this->object->getId());
00560                 $this->tpl->parseCurrentBlock();
00561 
00562                 include_once "./Modules/SurveyQuestionPool/classes/class.ilSurveyPhrases.php";
00563                 $phrases =& ilSurveyPhrases::_getAvailablePhrases();
00564                 $colors = array("tblrow1", "tblrow2");
00565                 $counter = 0;
00566                 foreach ($phrases as $phrase_id => $phrase_array)
00567                 {
00568                         $this->tpl->setCurrentBlock("phraserow");
00569                         $this->tpl->setVariable("COLOR_CLASS", $colors[$counter++ % 2]);
00570                         $this->tpl->setVariable("PHRASE_VALUE", $phrase_id);
00571                         $this->tpl->setVariable("PHRASE_NAME", $phrase_array["title"]);
00572                         $categories =& ilSurveyPhrases::_getCategoriesForPhrase($phrase_id);
00573                         $this->tpl->setVariable("PHRASE_CONTENT", join($categories, ","));
00574                         $this->tpl->parseCurrentBlock();
00575                 }
00576                 
00577                 $this->tpl->setCurrentBlock("adm_content");
00578                 $this->tpl->setVariable("TEXT_CANCEL", $this->lng->txt("cancel"));
00579                 $this->tpl->setVariable("TEXT_PHRASE", $this->lng->txt("phrase"));
00580                 $this->tpl->setVariable("TEXT_CONTENT", $this->lng->txt("categories"));
00581                 $this->tpl->setVariable("TEXT_ADD_PHRASE", $this->lng->txt("add_phrase"));
00582                 $this->tpl->setVariable("TEXT_INTRODUCTION",$this->lng->txt("add_phrase_introduction"));
00583                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00584                 $this->tpl->parseCurrentBlock();
00585         }
00586 
00594         function cancelViewPhrase() 
00595         {
00596                 $this->ctrl->redirect($this, "categories");
00597         }
00598 
00606         function addSelectedPhrase() 
00607         {
00608                 if (strcmp($_POST["phrases"], "") == 0)
00609                 {
00610                         ilUtil::sendInfo($this->lng->txt("select_phrase_to_add"));
00611                         $this->addPhrase();
00612                 }
00613                 else
00614                 {
00615                         if (strcmp($this->object->getPhrase($_POST["phrases"]), "dp_standard_numbers") != 0)
00616                         {
00617                                 $this->object->addPhrase($_POST["phrases"]);
00618                                 $this->object->saveCategoriesToDb();
00619                         }
00620                         else
00621                         {
00622                                 $this->addStandardNumbers();
00623                                 return;
00624                         }
00625                         $this->ctrl->redirect($this, "categories");
00626                 }
00627         }
00628         
00636   function addStandardNumbers() 
00637         {
00638                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_addphrase_standard_numbers.html", "Modules/SurveyQuestionPool");
00639 
00640                 // set the id to return to the selected question
00641                 $this->tpl->setCurrentBlock("hidden");
00642                 $this->tpl->setVariable("HIDDEN_NAME", "id");
00643                 $this->tpl->setVariable("HIDDEN_VALUE", $this->object->getId());
00644                 $this->tpl->parseCurrentBlock();
00645 
00646                 $this->tpl->setCurrentBlock("adm_content");
00647                 $this->tpl->setVariable("ADD_STANDARD_NUMBERS", $this->lng->txt("add_standard_numbers"));
00648                 $this->tpl->setVariable("TEXT_ADD_LIMITS", $this->lng->txt("add_limits_for_standard_numbers"));
00649                 $this->tpl->setVariable("TEXT_LOWER_LIMIT",$this->lng->txt("lower_limit"));
00650                 $this->tpl->setVariable("TEXT_UPPER_LIMIT",$this->lng->txt("upper_limit"));
00651                 $this->tpl->setVariable("VALUE_LOWER_LIMIT", $_POST["lower_limit"]);
00652                 $this->tpl->setVariable("VALUE_UPPER_LIMIT", $_POST["upper_limit"]);
00653                 $this->tpl->setVariable("BTN_ADD",$this->lng->txt("add_phrase"));
00654                 $this->tpl->setVariable("BTN_CANCEL",$this->lng->txt("cancel"));
00655                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00656                 $this->tpl->parseCurrentBlock();
00657         }
00658         
00666         function cancelStandardNumbers() 
00667         {
00668                 $this->ctrl->redirect($this, "categories");
00669         }
00670 
00678         function insertStandardNumbers() 
00679         {
00680                 if ((strcmp($_POST["lower_limit"], "") == 0) or (strcmp($_POST["upper_limit"], "") == 0))
00681                 {
00682                         ilUtil::sendInfo($this->lng->txt("missing_upper_or_lower_limit"));
00683                         $this->addStandardNumbers();
00684                 }
00685                 else if ((int)$_POST["upper_limit"] <= (int)$_POST["lower_limit"])
00686                 {
00687                         ilUtil::sendInfo($this->lng->txt("upper_limit_must_be_greater"));
00688                         $this->addStandardNumbers();
00689                 }
00690                 else
00691                 {
00692                         $this->object->addStandardNumbers($_POST["lower_limit"], $_POST["upper_limit"]);
00693                         $this->object->saveCategoriesToDb();
00694                         $this->ctrl->redirect($this, "categories");
00695                 }
00696         }
00697 
00705   function savePhrase() 
00706         {
00707                 $this->writeCategoryData(true);
00708                 $nothing_selected = true;
00709                 if (array_key_exists("chb_category", $_POST))
00710                 {
00711                         if (count($_POST["chb_category"]))
00712                         {
00713                                 $nothing_selected = false;
00714                                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_savephrase.html", "Modules/SurveyQuestionPool");
00715                                 $rowclass = array("tblrow1", "tblrow2");
00716                                 $counter = 0;
00717                                 foreach ($_POST["chb_category"] as $category)
00718                                 {
00719                                         $this->tpl->setCurrentBlock("row");
00720                                         $this->tpl->setVariable("TXT_TITLE", $this->object->categories->getCategory($category));
00721                                         $this->tpl->setVariable("COLOR_CLASS", $rowclass[$counter % 2]);
00722                                         $this->tpl->parseCurrentBlock();
00723                                         $this->tpl->setCurrentBlock("hidden");
00724                                         $this->tpl->setVariable("HIDDEN_NAME", "chb_category[]");
00725                                         $this->tpl->setVariable("HIDDEN_VALUE", $category);
00726                                         $this->tpl->parseCurrentBlock();
00727                                 }
00728                         
00729                                 $this->tpl->setCurrentBlock("adm_content");
00730                                 $this->tpl->setVariable("SAVE_PHRASE_INTRODUCTION", $this->lng->txt("save_phrase_introduction"));
00731                                 $this->tpl->setVariable("TEXT_PHRASE_TITLE", $this->lng->txt("enter_phrase_title"));
00732                                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("category"));
00733                                 $this->tpl->setVariable("VALUE_PHRASE_TITLE", $_POST["phrase_title"]);
00734                                 $this->tpl->setVariable("BTN_CANCEL",$this->lng->txt("cancel"));
00735                                 $this->tpl->setVariable("BTN_CONFIRM",$this->lng->txt("confirm"));
00736                                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00737                                 $this->tpl->parseCurrentBlock();
00738                         }
00739                 }
00740                 if ($nothing_selected)
00741                 {
00742                         ilUtil::sendInfo($this->lng->txt("check_category_to_save_phrase"), true);
00743                         $this->ctrl->redirect($this, "categories");
00744                 }
00745         }
00746 
00754         function cancelSavePhrase() 
00755         {
00756                 $this->ctrl->redirect($this, "categories");
00757         }
00758 
00766         function confirmSavePhrase() 
00767         {
00768                 if (!$_POST["phrase_title"])
00769                 {
00770                         ilUtil::sendInfo($this->lng->txt("qpl_savephrase_empty"));
00771                         $this->savePhrase();
00772                         return;
00773                 }
00774                 
00775                 if ($this->object->phraseExists($_POST["phrase_title"]))
00776                 {
00777                         ilUtil::sendInfo($this->lng->txt("qpl_savephrase_exists"));
00778                         $this->savePhrase();
00779                         return;
00780                 }
00781 
00782                 $this->object->savePhrase($_POST["chb_category"], $_POST["phrase_title"]);
00783                 ilUtil::sendInfo($this->lng->txt("phrase_saved"), true);
00784                 $this->ctrl->redirect($this, "categories");
00785         }
00786 
00794         function saveCategories()
00795         {
00796                 global $ilUser;
00797                 
00798                 $this->writeCategoryData(true);
00799                 $_SESSION["spl_modified"] = false;
00800                 ilUtil::sendInfo($this->lng->txt("saved_successfully"), true);
00801                 $originalexists = $this->object->_questionExists($this->object->original_id);
00802                 $this->ctrl->setParameter($this, "q_id", $this->object->getId());
00803                 include_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestion.php";
00804                 if ($_GET["calling_survey"] && $originalexists && SurveyQuestion::_isWriteable($this->object->original_id, $ilUser->getId()))
00805                 {
00806                         $this->originalSyncForm();
00807                         return;
00808                 }
00809                 else
00810                 {
00811                         $this->ctrl->redirect($this, "categories");
00812                 }
00813         }
00814 
00822         function addCategory()
00823         {
00824                 $result = $this->writeCategoryData();
00825                 if ($result == false)
00826                 {
00827                         ilUtil::sendInfo($this->lng->txt("fill_out_all_category_fields"));
00828                 }
00829                 $_SESSION["spl_modified"] = true;
00830                 $this->categories($result);
00831         }
00832         
00842         function writeCategoryData($save = false)
00843         {
00844     // Delete all existing categories and create new categories from the form data
00845     $this->object->categories->flushCategories();
00846                 $complete = true;
00847                 $array1 = array();
00848     // Add all categories from the form into the object
00849                 include_once "./Services/Utilities/classes/class.ilUtil.php";
00850                 foreach ($_POST as $key => $value) 
00851                 {
00852                         if (preg_match("/^category_(\d+)/", $key, $matches)) 
00853                         {
00854                                 $array1[$matches[1]] = ilUtil::stripSlashes($value);
00855                                 if (strlen($array1[$matches[1]]) == 0) $complete = false;
00856                         }
00857                 }
00858                 $this->object->categories->addCategoryArray($array1);
00859                 if ($save)
00860                 {       
00861                         $this->object->saveCategoriesToDb();
00862                 }
00863                 return $complete;
00864         }
00865         
00873         function deleteCategory()
00874         {
00875                 $this->writeCategoryData();
00876                 $nothing_selected = true;
00877                 if (array_key_exists("chb_category", $_POST))
00878                 {
00879                         if (count($_POST["chb_category"]))
00880                         {
00881                                 $nothing_selected = false;
00882                                 $this->object->categories->removeCategories($_POST["chb_category"]);
00883                         }
00884                 }
00885                 if ($nothing_selected) ilUtil::sendInfo($this->lng->txt("category_delete_select_none"));
00886                 $_SESSION["spl_modified"] = true;
00887                 $this->categories();
00888         }
00889         
00897         function moveCategory()
00898         {
00899                 $this->writeCategoryData();
00900                 $nothing_selected = true;
00901                 if (array_key_exists("chb_category", $_POST))
00902                 {
00903                         if (count($_POST["chb_category"]))
00904                         {
00905                                 $nothing_selected = false;
00906                                 ilUtil::sendInfo($this->lng->txt("select_target_position_for_move"));
00907                                 $_SESSION["spl_move"] = $_POST["chb_category"];
00908                         }
00909                 }
00910                 if ($nothing_selected) ilUtil::sendInfo($this->lng->txt("no_category_selected_for_move"));
00911                 $this->categories();
00912         }
00913         
00921         function insertBeforeCategory()
00922         {
00923                 $result = $this->writeCategoryData();
00924                 if (array_key_exists("chb_category", $_POST))
00925                 {
00926                         if (count($_POST["chb_category"]) == 1)
00927                         {
00928                                 // one entry is selected, moving is allowed
00929                                 $this->object->categories->removeCategories($_SESSION["spl_move"]);
00930                                 $newinsertindex = $this->object->categories->getCategoryIndex($_POST["category_".$_POST["chb_category"][0]]);
00931                                 if ($newinsertindex === false) $newinsertindex = 0;
00932                                 $move_categories = $_SESSION["spl_move"];
00933                                 natsort($move_categories);
00934                                 foreach (array_reverse($move_categories) as $index)
00935                                 {
00936                                         $this->object->categories->addCategoryAtPosition($_POST["category_$index"], $newinsertindex);
00937                                 }
00938                                 $_SESSION["spl_modified"] = true;
00939                                 unset($_SESSION["spl_move"]);
00940                         }
00941                         else
00942                         {
00943                                 ilUtil::sendInfo("wrong_categories_selected_for_insert");
00944                         }
00945                 }
00946                 $this->categories();
00947         }
00948         
00956         function insertAfterCategory()
00957         {
00958                 $result = $this->writeCategoryData();
00959                 if (array_key_exists("chb_category", $_POST))
00960                 {
00961                         if (count($_POST["chb_category"]) == 1)
00962                         {
00963                                 // one entry is selected, moving is allowed
00964                                 $this->object->categories->removeCategories($_SESSION["spl_move"]);
00965                                 $newinsertindex = $this->object->categories->getCategoryIndex($_POST["category_".$_POST["chb_category"][0]]);
00966                                 if ($newinsertindex === false) $newinsertindex = 0;
00967                                 $move_categories = $_SESSION["spl_move"];
00968                                 natsort($move_categories);
00969                                 foreach (array_reverse($move_categories) as $index)
00970                                 {
00971                                         $this->object->categories->addCategoryAtPosition($_POST["category_$index"], $newinsertindex+1);
00972                                 }
00973                                 $_SESSION["spl_modified"] = true;
00974                                 unset($_SESSION["spl_move"]);
00975                         }
00976                         else
00977                         {
00978                                 ilUtil::sendInfo("wrong_categories_selected_for_insert");
00979                         }
00980                 }
00981                 $this->categories();
00982         }
00983 
00992         function getCumulatedResultRow($counter, $css_class, $survey_id)
00993         {
00994                 include_once "./classes/class.ilTemplate.php";
00995                 if (count($this->cumulated) == 0)
00996                 {
00997                         include_once "./Modules/Survey/classes/class.ilObjSurvey.php";
00998                         $nr_of_users = ilObjSurvey::_getNrOfParticipants($survey_id);
00999                         $this->cumulated =& $this->object->getCumulatedResults($survey_id, $nr_of_users);
01000                 }
01001                 $template = new ilTemplate("tpl.il_svy_svy_cumulated_results_row.html", TRUE, TRUE, "Modules/Survey");
01002                 $template->setVariable("QUESTION_TITLE", ($counter+1) . ". ".$this->object->getTitle());
01003                 $maxlen = 37;
01004                 $questiontext = preg_replace("/<[^>]+?>/ims", "", $this->object->getQuestiontext());
01005                 if (strlen($questiontext) > $maxlen + 3)
01006                 {
01007                         $questiontext = substr($questiontext, 0, $maxlen) . "...";
01008                 }
01009                 $template->setVariable("QUESTION_TEXT", $questiontext);
01010                 $template->setVariable("USERS_ANSWERED", $this->cumulated["USERS_ANSWERED"]);
01011                 $template->setVariable("USERS_SKIPPED", $this->cumulated["USERS_SKIPPED"]);
01012                 $template->setVariable("QUESTION_TYPE", $this->lng->txt($this->cumulated["QUESTION_TYPE"]));
01013                 $template->setVariable("MODE", $this->cumulated["MODE"]);
01014                 $template->setVariable("MODE_NR_OF_SELECTIONS", $this->cumulated["MODE_NR_OF_SELECTIONS"]);
01015                 $template->setVariable("MEDIAN", $this->cumulated["MEDIAN"]);
01016                 $template->setVariable("ARITHMETIC_MEAN", $this->cumulated["ARITHMETIC_MEAN"]);
01017                 $template->setVariable("COLOR_CLASS", $css_class);
01018                 return $template->get();
01019         }
01020 
01031         function getCumulatedResultsDetails($survey_id, $counter)
01032         {
01033                 if (count($this->cumulated) == 0)
01034                 {
01035                         include_once "./Modules/Survey/classes/class.ilObjSurvey.php";
01036                         $nr_of_users = ilObjSurvey::_getNrOfParticipants($survey_id);
01037                         $this->cumulated =& $this->object->getCumulatedResults($survey_id, $nr_of_users);
01038                 }
01039                 
01040                 $output = "";
01041                 include_once "./classes/class.ilTemplate.php";
01042                 $template = new ilTemplate("tpl.il_svy_svy_cumulated_results_detail.html", TRUE, TRUE, "Modules/Survey");
01043 
01044                 $template->setCurrentBlock("detail_row");
01045                 $template->setVariable("TEXT_OPTION", $this->lng->txt("question"));
01046                 $questiontext = $this->object->getQuestiontext();
01047                 $template->setVariable("TEXT_OPTION_VALUE", $this->object->prepareTextareaOutput($questiontext, TRUE));
01048                 $template->parseCurrentBlock();
01049                 $template->setCurrentBlock("detail_row");
01050                 $template->setVariable("TEXT_OPTION", $this->lng->txt("question_type"));
01051                 $template->setVariable("TEXT_OPTION_VALUE", $this->lng->txt($this->getQuestionType()));
01052                 $template->parseCurrentBlock();
01053                 $template->setCurrentBlock("detail_row");
01054                 $template->setVariable("TEXT_OPTION", $this->lng->txt("users_answered"));
01055                 $template->setVariable("TEXT_OPTION_VALUE", $this->cumulated["USERS_ANSWERED"]);
01056                 $template->parseCurrentBlock();
01057                 $template->setCurrentBlock("detail_row");
01058                 $template->setVariable("TEXT_OPTION", $this->lng->txt("users_skipped"));
01059                 $template->setVariable("TEXT_OPTION_VALUE", $this->cumulated["USERS_SKIPPED"]);
01060                 $template->parseCurrentBlock();
01061                 
01062                 $template->setCurrentBlock("detail_row");
01063                 $template->setVariable("TEXT_OPTION", $this->lng->txt("mode"));
01064                 $template->setVariable("TEXT_OPTION_VALUE", $this->cumulated["MODE"]);
01065                 $template->parseCurrentBlock();
01066                 $template->setCurrentBlock("detail_row");
01067                 $template->setVariable("TEXT_OPTION", $this->lng->txt("mode_nr_of_selections"));
01068                 $template->setVariable("TEXT_OPTION_VALUE", $this->cumulated["MODE_NR_OF_SELECTIONS"]);
01069                 $template->parseCurrentBlock();
01070                 $template->setCurrentBlock("detail_row");
01071                 $template->setVariable("TEXT_OPTION", $this->lng->txt("median"));
01072                 $template->setVariable("TEXT_OPTION_VALUE", $this->cumulated["MEDIAN"]);
01073                 $template->parseCurrentBlock();
01074                 
01075                 $template->setCurrentBlock("detail_row");
01076                 $template->setVariable("TEXT_OPTION", $this->lng->txt("categories"));
01077                 $categories = "";
01078                 foreach ($this->cumulated["variables"] as $key => $value)
01079                 {
01080                         $categories .= "<li>" . $this->lng->txt("title") . ":" . "<span class=\"bold\">" . $value["title"] . "</span><br />" .
01081                                 $this->lng->txt("category_nr_selected") . ": " . "<span class=\"bold\">" . $value["selected"] . "</span><br />" .
01082                                 $this->lng->txt("percentage_of_selections") . ": " . "<span class=\"bold\">" . sprintf("%.2f", 100*$value["percentage"]) . "</span></li>";
01083                 }
01084                 $categories = "<ol>$categories</ol>";
01085                 $template->setVariable("TEXT_OPTION_VALUE", $categories);
01086                 $template->parseCurrentBlock();
01087                 
01088                 // display chart for ordinal question for array $eval["variables"]
01089                 $template->setCurrentBlock("chart");
01090                 $template->setVariable("TEXT_CHART", $this->lng->txt("chart"));
01091                 $template->setVariable("ALT_CHART", $data["title"] . "( " . $this->lng->txt("chart") . ")");
01092                 $this->ctrl->setParameterByClass("ilsurveyevaluationgui", "survey", $survey_id);
01093                 $this->ctrl->setParameterByClass("ilsurveyevaluationgui", "question", $this->object->getId());
01094                 $template->setVariable("CHART", $this->ctrl->getLinkTargetByClass("ilsurveyevaluationgui", "outChart"));
01095                 $template->parseCurrentBlock();
01096                 
01097                 $template->setVariable("QUESTION_TITLE", "$counter. ".$this->object->getTitle());
01098                 return $template->get();
01099         }
01100 }
01101 ?>