ILIAS Release_3_4_x_branch .rev 46804: survey/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 require_once "./survey/classes/class.SurveyOrdinalQuestion.php";
00025 require_once "./survey/classes/class.SurveyQuestionGUI.php";
00026 
00038 class SurveyOrdinalQuestionGUI extends SurveyQuestionGUI {
00039 
00048   function SurveyOrdinalQuestionGUI(
00049                 $id = -1
00050   )
00051 
00052   {
00053                 $this->SurveyQuestionGUI();
00054                 $this->object = new SurveyOrdinalQuestion();
00055                 if ($id >= 0)
00056                 {
00057                         $this->object->loadFromDb($id);
00058                 }
00059         }
00060         
00069         function getQuestionType()
00070         {
00071                 return "qt_ordinal";
00072         }
00073 
00081   function showDeleteCategoryForm() 
00082         {
00083                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_confirm_remove_categories.html", true);
00084                 $rowclass = array("tblrow1", "tblrow2");
00085                 $counter = 0;
00086                 foreach ($_POST as $key => $value) {
00087                         if (preg_match("/chb_category_(\d+)/", $key, $matches)) {
00088                                 $this->tpl->setCurrentBlock("row");
00089                                 $this->tpl->setVariable("TXT_TITLE", $_POST["category_$matches[1]"]);
00090                                 $this->tpl->setVariable("COLOR_CLASS", $rowclass[$counter % 2]);
00091                                 $this->tpl->parseCurrentBlock();
00092                                 $this->tpl->setCurrentBlock("hidden");
00093                                 $this->tpl->setVariable("HIDDEN_NAME", $key);
00094                                 $this->tpl->setVariable("HIDDEN_VALUE", $value);
00095                                 $this->tpl->parseCurrentBlock();
00096                                 $counter++;
00097                         }
00098                 }
00099 
00100                 // set the id to return to the selected question
00101                 $this->tpl->setCurrentBlock("hidden");
00102                 $this->tpl->setVariable("HIDDEN_NAME", "id");
00103                 $this->tpl->setVariable("HIDDEN_VALUE", $_POST["id"]);
00104                 $this->tpl->parseCurrentBlock();
00105                 
00106                 $this->tpl->setCurrentBlock("adm_content");
00107                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("category"));
00108                 $this->tpl->setVariable("BTN_CANCEL",$this->lng->txt("cancel"));
00109                 $this->tpl->setVariable("BTN_CONFIRM",$this->lng->txt("confirm"));
00110                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00111                 $this->tpl->parseCurrentBlock();
00112         }
00113         
00121   function editQuestion() {
00122                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_ordinal.html", true);
00123           $this->tpl->addBlockFile("OTHER_QUESTION_DATA", "other_question_data", "tpl.il_svy_qpl_other_question_data.html", true);
00124     // output of existing single response answers
00125                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) {
00126                         $this->tpl->setCurrentBlock("cat_selector");
00127                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00128                         $this->tpl->parseCurrentBlock();
00129                         $this->tpl->setCurrentBlock("categories");
00130                         $category = $this->object->getCategory($i);
00131                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00132                         $this->tpl->setVariable("CATEGORY_NUMBER", $i+1);
00133                         $this->tpl->setVariable("VALUE_CATEGORY", $category);
00134                         $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00135                         $this->tpl->parseCurrentBlock();
00136                 }
00137                 if (strcmp($_POST["cmd"]["addCategory"], "") != 0) {
00138                         // Create template for a new category
00139                         $this->tpl->setCurrentBlock("categories");
00140                         $this->tpl->setVariable("CATEGORY_ORDER", $this->object->getCategoryCount());
00141                         $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00142                         $this->tpl->parseCurrentBlock();
00143                 }
00144 
00145                 $internallinks = array(
00146                         "lm" => $this->lng->txt("obj_lm"),
00147                         "st" => $this->lng->txt("obj_st"),
00148                         "pg" => $this->lng->txt("obj_pg"),
00149                         "glo" => $this->lng->txt("glossary_term")
00150                 );
00151                 foreach ($internallinks as $key => $value)
00152                 {
00153                         $this->tpl->setCurrentBlock("internallink");
00154                         $this->tpl->setVariable("TYPE_INTERNAL_LINK", $key);
00155                         $this->tpl->setVariable("TEXT_INTERNAL_LINK", $value);
00156                         $this->tpl->parseCurrentBlock();
00157                 }
00158                 
00159                 $this->tpl->setCurrentBlock("adm_content");
00160                 $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material"));
00161                 if (count($this->object->material))
00162                 {
00163                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00164                         $this->tpl->setVariable("TEXT_VALUE_MATERIAL", " <a href=\"$href\" target=\"content\">" . $this->lng->txt("material"). "</a> ");
00165                         $this->tpl->setVariable("BUTTON_REMOVE_MATERIAL", $this->lng->txt("remove"));
00166                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("change"));
00167                         $this->tpl->setVariable("VALUE_MATERIAL", $this->object->material["internal_link"]);
00168                         $this->tpl->setVariable("VALUE_MATERIAL_TITLE", $this->object->material["title"]);
00169                         $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00170                 }
00171                 else
00172                 {
00173                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("add"));
00174                 }
00175                 $this->tpl->setVariable("TEXT_ORIENTATION", $this->lng->txt("orientation"));
00176                 switch ($this->object->getOrientation())
00177                 {
00178                         case 0:
00179                                 $this->tpl->setVariable("SELECTED_VERTICAL", " selected=\"selected\"");
00180                                 break;
00181                         case 1:
00182                                 $this->tpl->setVariable("SELECTED_HORIZONTAL", " selected=\"selected\"");
00183                                 break;
00184                         case 2:
00185                                 $this->tpl->setVariable("SELECTED_COMBOBOX", " selected=\"selected\"");
00186                                 break;
00187                 }
00188                 $this->tpl->setVariable("TXT_VERTICAL", $this->lng->txt("vertical"));
00189                 $this->tpl->setVariable("TXT_HORIZONTAL", $this->lng->txt("horizontal"));
00190                 $this->tpl->setVariable("TXT_COMBOBOX", $this->lng->txt("combobox"));
00191                 $this->tpl->setCurrentBlock("adm_content");
00192                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00193                 $this->tpl->setVariable("VALUE_TITLE", $this->object->getTitle());
00194                 $this->tpl->setVariable("VALUE_DESCRIPTION", $this->object->getDescription());
00195                 $this->tpl->setVariable("VALUE_AUTHOR", $this->object->getAuthor());
00196                 $questiontext = $this->object->getQuestiontext();
00197                 $questiontext = str_replace("<br />", "\n", $questiontext);
00198                 $this->tpl->setVariable("VALUE_QUESTION", htmlspecialchars($questiontext));
00199                 $this->tpl->setVariable("VALUE_SAVE_PHRASE", $this->lng->txt("save_phrase"));
00200                 $this->tpl->setVariable("VALUE_ADD_PHRASE", $this->lng->txt("add_phrase"));
00201                 $this->tpl->setVariable("VALUE_ADD_CATEGORY", $this->lng->txt("add_category"));
00202                 $this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
00203                 $this->tpl->setVariable("MOVE", $this->lng->txt("move"));
00204                 $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00205                 $this->tpl->setVariable("TEXT_AUTHOR", $this->lng->txt("author"));
00206                 $this->tpl->setVariable("TEXT_DESCRIPTION", $this->lng->txt("description"));
00207                 $this->tpl->setVariable("TEXT_QUESTION", $this->lng->txt("question"));
00208                 $this->tpl->setVariable("TEXT_QUESTION_TYPE", $this->lng->txt("questiontype"));
00209                 $this->tpl->setVariable("TEXT_OBLIGATORY", $this->lng->txt("obligatory"));
00210                 if ($this->object->getObligatory())
00211                 {
00212                         $this->tpl->setVariable("CHECKED_OBLIGATORY", " checked=\"checked\"");
00213                 }
00214                 $this->tpl->setVariable("SAVE",$this->lng->txt("save"));
00215                 $this->tpl->setVariable("CANCEL",$this->lng->txt("cancel"));
00216                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00217                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00218                 $this->tpl->parseCurrentBlock();
00219   }
00220 
00228         function outWorkingForm($working_data = "", $question_title = 1, $error_message = "")
00229         {
00230                 if (count($this->object->material))
00231                 {
00232                         $this->tpl->setCurrentBlock("material_ordinal");
00233                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00234                         $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material") . ": <a href=\"$href\" target=\"content\">" . $this->object->material["title"]. "</a> ");
00235                         $this->tpl->parseCurrentBlock();
00236                 }
00237                 switch ($this->object->orientation)
00238                 {
00239                         case 0:
00240                                 // vertical orientation
00241                                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) {
00242                                         $category = $this->object->getCategory($i);
00243                                         $this->tpl->setCurrentBlock("ordinal_row");
00244                                         $this->tpl->setVariable("TEXT_ORDINAL", $category);
00245                                         $this->tpl->setVariable("VALUE_ORDINAL", $i);
00246                                         $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00247                                         if (is_array($working_data))
00248                                         {
00249                                                 if (strcmp($working_data[0]["value"], "") != 0)
00250                                                 {
00251                                                         if ($working_data[0]["value"] == $i)
00252                                                         {
00253                                                                 $this->tpl->setVariable("CHECKED_ORDINAL", " checked=\"checked\"");
00254                                                         }
00255                                                 }
00256                                         }
00257                                         $this->tpl->parseCurrentBlock();
00258                                 }
00259                                 break;
00260                         case 1:
00261                                 // horizontal orientation
00262                                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) 
00263                                 {
00264                                         $category = $this->object->getCategory($i);
00265                                         $this->tpl->setCurrentBlock("radio_col_ordinal");
00266                                         $this->tpl->setVariable("VALUE_ORDINAL", $i);
00267                                         $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00268                                         if (is_array($working_data))
00269                                         {
00270                                                 if (strcmp($working_data[0]["value"], "") != 0)
00271                                                 {
00272                                                         if ($working_data[0]["value"] == $i)
00273                                                         {
00274                                                                 $this->tpl->setVariable("CHECKED_ORDINAL", " checked=\"checked\"");
00275                                                         }
00276                                                 }
00277                                         }
00278                                         $this->tpl->parseCurrentBlock();
00279                                 }
00280                                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) 
00281                                 {
00282                                         $category = $this->object->getCategory($i);
00283                                         $this->tpl->setCurrentBlock("text_col_ordinal");
00284                                         $this->tpl->setVariable("VALUE_ORDINAL", $i);
00285                                         $this->tpl->setVariable("TEXT_ORDINAL", $category);
00286                                         $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00287                                         $this->tpl->parseCurrentBlock();
00288                                 }
00289                                 break;
00290                         case 2:
00291                                 // combobox output
00292                                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) {
00293                                         $category = $this->object->getCategory($i);
00294                                         $this->tpl->setCurrentBlock("comborow");
00295                                         $this->tpl->setVariable("TEXT_ORDINAL", $category);
00296                                         $this->tpl->setVariable("VALUE_ORDINAL", $i);
00297                                         if (is_array($working_data))
00298                                         {
00299                                                 if (strcmp($working_data[0]["value"], "") != 0)
00300                                                 {
00301                                                         if ($working_data[0]["value"] == $i)
00302                                                         {
00303                                                                 $this->tpl->setVariable("SELECTED_ORDINAL", " selected=\"selected\"");
00304                                                         }
00305                                                 }
00306                                         }
00307                                         $this->tpl->parseCurrentBlock();
00308                                 }
00309                                 $this->tpl->setCurrentBlock("combooutput");
00310                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00311                                 $this->tpl->setVariable("SELECT_OPTION", $this->lng->txt("select_option"));
00312                                 $this->tpl->setVariable("TEXT_SELECTION", $this->lng->txt("selection"));
00313                                 $this->tpl->parseCurrentBlock();
00314                                 break;
00315                 }
00316                 if ($question_title)
00317                 {
00318                         $this->tpl->setVariable("QUESTION_TITLE", $this->object->getTitle());
00319                 }
00320                 $this->tpl->setCurrentBlock("question_data_ordinal");
00321                 if (strcmp($error_message, "") != 0)
00322                 {
00323                         $this->tpl->setVariable("ERROR_MESSAGE", "<p class=\"warning\">$error_message</p>");
00324                 }
00325                 $this->tpl->setVariable("QUESTIONTEXT", $this->object->getQuestiontext());
00326                 if ($this->object->getObligatory())
00327                 {
00328                         $this->tpl->setVariable("OBLIGATORY_TEXT", $this->lng->txt("survey_question_obligatory"));
00329                 }
00330                 $this->tpl->parseCurrentBlock();
00331         }
00332 
00340         function preview()
00341         {
00342                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_preview.html", true);
00343                 $this->tpl->addBlockFile("ORDINAL", "ordinal", "tpl.il_svy_out_ordinal.html", true);
00344                 $this->outWorkingForm();
00345                 $this->tpl->parseCurrentBlock();
00346         }
00347         
00356   function writePostData() {
00357     $result = 0;
00358     if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"]))
00359       $result = 1;
00360 
00361     // Set the question id from a hidden form parameter
00362     if ($_POST["id"] > 0)
00363       $this->object->setId($_POST["id"]);
00364 
00365     $this->object->setTitle(ilUtil::stripSlashes($_POST["title"]));
00366     $this->object->setAuthor(ilUtil::stripSlashes($_POST["author"]));
00367     $this->object->setDescription(ilUtil::stripSlashes($_POST["description"]));
00368                 $this->object->setOrientation($_POST["orientation"]);
00369                 if (strlen($_POST["material"]))
00370                 {
00371                         $this->object->setMaterial($_POST["material"], 0, ilUtil::stripSlashes($_POST["material_title"]));
00372                 }
00373                 $questiontext = ilUtil::stripSlashes($_POST["question"]);
00374                 $questiontext = str_replace("\n", "<br />", $questiontext);
00375     $this->object->setQuestiontext($questiontext);
00376                 if ($_POST["obligatory"])
00377                 {
00378                         $this->object->setObligatory(1);
00379                 }
00380                 else
00381                 {
00382                         $this->object->setObligatory(0);
00383                 }
00384 
00385     // Delete all existing categories and create new categories from the form data
00386     $this->object->flushCategories();
00387 
00388                 $array1 = array();
00389     // Add all categories from the form into the object
00390                 foreach ($_POST as $key => $value) {
00391                         if (preg_match("/^category_(\d+)/", $key, $matches)) {
00392                                 array_push($array1, ilUtil::stripSlashes($value));
00393                         }
00394                 }
00395                 $this->object->addCategoryArray($array1);
00396                 
00397                 if ($saved) {
00398                         // If the question was saved automatically before an upload, we have to make
00399                         // sure, that the state after the upload is saved. Otherwise the user could be
00400                         // irritated, if he presses cancel, because he only has the question state before
00401                         // the upload process.
00402                         $this->object->saveToDb();
00403                 }
00404     return $result;
00405   }
00406 
00407 
00408         function setQuestionTabs()
00409         {
00410                 $this->setQuestionTabsForClass("surveyordinalquestiongui");
00411         }
00412 }
00413 ?>