ILIAS Release_3_4_x_branch .rev 46804: survey/classes/class.SurveyNominalQuestionGUI.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.SurveyNominalQuestion.php";
00025 require_once "./survey/classes/class.SurveyQuestionGUI.php";
00026 
00038 class SurveyNominalQuestionGUI extends SurveyQuestionGUI {
00039 
00048   function SurveyNominalQuestionGUI(
00049                 $id = -1
00050   )
00051 
00052   {
00053                 $this->SurveyQuestionGUI();
00054                 $this->object = new SurveyNominalQuestion();
00055                 if ($id >= 0)
00056                 {
00057                         $this->object->loadFromDb($id);
00058                 }
00059         }
00060         
00069         function getQuestionType()
00070         {
00071                 return "qt_nominal";
00072         }
00073 
00081   function editQuestion() {
00082                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_nominal.html", true);
00083           $this->tpl->addBlockFile("OTHER_QUESTION_DATA", "other_question_data", "tpl.il_svy_qpl_other_question_data.html", true);
00084     // output of existing single response answers
00085                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) {
00086                         $this->tpl->setCurrentBlock("cat_selector");
00087                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00088                         $this->tpl->parseCurrentBlock();
00089                         $this->tpl->setCurrentBlock("categories");
00090                         $category = $this->object->getCategory($i);
00091                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00092                         $this->tpl->setVariable("CATEGORY_NUMBER", $i+1);
00093                         $this->tpl->setVariable("VALUE_CATEGORY", $category);
00094                         $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00095                         $this->tpl->parseCurrentBlock();
00096                 }
00097                 if (strcmp($_POST["cmd"]["addCategory"], "") != 0) {
00098                         // Create template for a new category
00099                         $this->tpl->setCurrentBlock("categories");
00100                         $this->tpl->setVariable("CATEGORY_ORDER", $this->object->getCategoryCount());
00101                         $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00102                         $this->tpl->parseCurrentBlock();
00103                 }
00104 
00105                 $this->tpl->setVariable("TEXT_ORIENTATION", $this->lng->txt("orientation"));
00106                 switch ($this->object->getOrientation())
00107                 {
00108                         case 0:
00109                                 $this->tpl->setVariable("SELECTED_VERTICAL", " selected=\"selected\"");
00110                                 break;
00111                         case 1:
00112                                 $this->tpl->setVariable("SELECTED_HORIZONTAL", " selected=\"selected\"");
00113                                 break;
00114                         case 2:
00115                                 $this->tpl->setVariable("SELECTED_COMBOBOX", " selected=\"selected\"");
00116                                 break;
00117                 }
00118                 $this->tpl->setVariable("TXT_VERTICAL", $this->lng->txt("vertical"));
00119                 $this->tpl->setVariable("TXT_HORIZONTAL", $this->lng->txt("horizontal"));
00120                 if ($this->object->getSubtype() == SUBTYPE_MCSR)
00121                 {
00122                         $this->tpl->setVariable("TXT_COMBOBOX", $this->lng->txt("combobox"));
00123                 }
00124 
00125                 $internallinks = array(
00126                         "lm" => $this->lng->txt("obj_lm"),
00127                         "st" => $this->lng->txt("obj_st"),
00128                         "pg" => $this->lng->txt("obj_pg"),
00129                         "glo" => $this->lng->txt("glossary_term")
00130                 );
00131                 foreach ($internallinks as $key => $value)
00132                 {
00133                         $this->tpl->setCurrentBlock("internallink");
00134                         $this->tpl->setVariable("TYPE_INTERNAL_LINK", $key);
00135                         $this->tpl->setVariable("TEXT_INTERNAL_LINK", $value);
00136                         $this->tpl->parseCurrentBlock();
00137                 }
00138                 
00139                 $this->tpl->setCurrentBlock("adm_content");
00140                 $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material"));
00141                 if (count($this->object->material))
00142                 {
00143                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00144                         $this->tpl->setVariable("TEXT_VALUE_MATERIAL", " <a href=\"$href\" target=\"content\">" . $this->lng->txt("material"). "</a> ");
00145                         $this->tpl->setVariable("BUTTON_REMOVE_MATERIAL", $this->lng->txt("remove"));
00146                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("change"));
00147                         $this->tpl->setVariable("VALUE_MATERIAL", $this->object->material["internal_link"]);
00148                         $this->tpl->setVariable("VALUE_MATERIAL_TITLE", $this->object->material["title"]);
00149                         $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00150                 }
00151                 else
00152                 {
00153                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("add"));
00154                 }
00155                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00156                 $this->tpl->setVariable("VALUE_TITLE", $this->object->getTitle());
00157                 $this->tpl->setVariable("VALUE_DESCRIPTION", $this->object->getDescription());
00158                 $this->tpl->setVariable("VALUE_AUTHOR", $this->object->getAuthor());
00159                 $questiontext = $this->object->getQuestiontext();
00160                 $questiontext = str_replace("<br />", "\n", $questiontext);
00161                 $this->tpl->setVariable("VALUE_QUESTION", htmlspecialchars($questiontext));
00162                 $this->tpl->setVariable("VALUE_ADD_CATEGORY", $this->lng->txt("add_category"));
00163                 $this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
00164                 $this->tpl->setVariable("MOVE", $this->lng->txt("move"));
00165                 $this->tpl->setVariable("TXT_SR", $this->lng->txt("multiple_choice_single_response"));
00166                 $this->tpl->setVariable("TXT_MR", $this->lng->txt("multiple_choice_multiple_response"));
00167                 if ($this->object->getSubtype() == SUBTYPE_MCSR)
00168                 {
00169                         $this->tpl->setVariable("SELECTED_SR", " selected=\"selected\"");
00170                 }
00171                 else
00172                 {
00173                         $this->tpl->setVariable("SELECTED_MR", " selected=\"selected\"");
00174                 }
00175                 $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00176                 $this->tpl->setVariable("TEXT_AUTHOR", $this->lng->txt("author"));
00177                 $this->tpl->setVariable("TEXT_DESCRIPTION", $this->lng->txt("description"));
00178                 $this->tpl->setVariable("TEXT_QUESTION", $this->lng->txt("question"));
00179                 $this->tpl->setVariable("TEXT_QUESTION_TYPE", $this->lng->txt("questiontype"));
00180                 $this->tpl->setVariable("TEXT_OBLIGATORY", $this->lng->txt("obligatory"));
00181                 if ($this->object->getObligatory())
00182                 {
00183                         $this->tpl->setVariable("CHECKED_OBLIGATORY", " checked=\"checked\"");
00184                 }
00185                 $this->tpl->setVariable("SAVE",$this->lng->txt("save"));
00186                 $this->tpl->setVariable("CANCEL",$this->lng->txt("cancel"));
00187                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00188                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00189                 $this->tpl->parseCurrentBlock();
00190   }
00191 
00199         function outWorkingForm($working_data = "", $question_title = 1, $error_message = "")
00200         {
00201                 if (count($this->object->material))
00202                 {
00203                         $this->tpl->setCurrentBlock("material_nominal");
00204                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00205                         $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material") . ": <a href=\"$href\" target=\"content\">" . $this->object->material["title"]. "</a> ");
00206                         $this->tpl->parseCurrentBlock();
00207                 }
00208                 switch ($this->object->getOrientation())
00209                 {
00210                         case 0:
00211                                 // vertical orientation
00212                                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) {
00213                                         $category = $this->object->getCategory($i);
00214                                         if ($this->object->getSubtype() == SUBTYPE_MCSR)
00215                                         {
00216                                                 $this->tpl->setCurrentBlock("nominal_row_sr");
00217                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00218                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00219                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00220                                                 if (is_array($working_data))
00221                                                 {
00222                                                         if (strcmp($working_data[0]["value"], "") != 0)
00223                                                         {
00224                                                                 if ($working_data[0]["value"] == $i)
00225                                                                 {
00226                                                                         $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00227                                                                 }
00228                                                         }
00229                                                 }
00230                                                 $this->tpl->parseCurrentBlock();
00231                                         }
00232                                         else
00233                                         {
00234                                                 $this->tpl->setCurrentBlock("nominal_row_mr");
00235                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00236                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00237                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00238                                                 if (is_array($working_data))
00239                                                 {
00240                                                         foreach ($working_data as $row)
00241                                                         {
00242                                                                 if (strcmp($row["value"], "") != 0)
00243                                                                 {
00244                                                                         if ($row["value"] == $i)
00245                                                                         {
00246                                                                                 $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00247                                                                         }
00248                                                                 }
00249                                                         }
00250                                                 }
00251                                                 $this->tpl->parseCurrentBlock();
00252                                         }
00253                                 }
00254                                 break;
00255                         case 1:
00256                                 // horizontal orientation
00257                                 if ($this->object->getSubtype() == SUBTYPE_MCSR)
00258                                 {
00259                                         for ($i = 0; $i < $this->object->getCategoryCount(); $i++) 
00260                                         {
00261                                                 $category = $this->object->getCategory($i);
00262                                                 $this->tpl->setCurrentBlock("radio_col_nominal");
00263                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00264                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00265                                                 if (is_array($working_data))
00266                                                 {
00267                                                         if (strcmp($working_data[0]["value"], "") != 0)
00268                                                         {
00269                                                                 if ($working_data[0]["value"] == $i)
00270                                                                 {
00271                                                                         $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00272                                                                 }
00273                                                         }
00274                                                 }
00275                                                 $this->tpl->parseCurrentBlock();
00276                                         }
00277                                         for ($i = 0; $i < $this->object->getCategoryCount(); $i++) 
00278                                         {
00279                                                 $category = $this->object->getCategory($i);
00280                                                 $this->tpl->setCurrentBlock("text_col_nominal");
00281                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00282                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00283                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00284                                                 $this->tpl->parseCurrentBlock();
00285                                         }
00286                                 }
00287                                 else
00288                                 {
00289                                         for ($i = 0; $i < $this->object->getCategoryCount(); $i++) 
00290                                         {
00291                                                 $category = $this->object->getCategory($i);
00292                                                 $this->tpl->setCurrentBlock("checkbox_col_nominal");
00293                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00294                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00295                                                 if (is_array($working_data))
00296                                                 {
00297                                                         if (strcmp($working_data[0]["value"], "") != 0)
00298                                                         {
00299                                                                 if ($working_data[0]["value"] == $i)
00300                                                                 {
00301                                                                         $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00302                                                                 }
00303                                                         }
00304                                                 }
00305                                                 $this->tpl->parseCurrentBlock();
00306                                         }
00307                                         for ($i = 0; $i < $this->object->getCategoryCount(); $i++) 
00308                                         {
00309                                                 $category = $this->object->getCategory($i);
00310                                                 $this->tpl->setCurrentBlock("text_col_nominal_mr");
00311                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00312                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00313                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00314                                                 $this->tpl->parseCurrentBlock();
00315                                         }
00316                                 }
00317                                 break;
00318                         case 2:
00319                                 // combobox output
00320                                 for ($i = 0; $i < $this->object->getCategoryCount(); $i++) {
00321                                         $category = $this->object->getCategory($i);
00322                                         $this->tpl->setCurrentBlock("comborow_nominal");
00323                                         $this->tpl->setVariable("TEXT_NOMINAL", $category);
00324                                         $this->tpl->setVariable("VALUE_NOMINAL", $i);
00325                                         if (is_array($working_data))
00326                                         {
00327                                                 if (strcmp($working_data[0]["value"], "") != 0)
00328                                                 {
00329                                                         if ($working_data[0]["value"] == $i)
00330                                                         {
00331                                                                 $this->tpl->setVariable("SELECTED_NOMINAL", " selected=\"selected\"");
00332                                                         }
00333                                                 }
00334                                         }
00335                                         $this->tpl->parseCurrentBlock();
00336                                 }
00337                                 $this->tpl->setCurrentBlock("combooutput_nominal");
00338                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00339                                 $this->tpl->setVariable("SELECT_OPTION", $this->lng->txt("select_option"));
00340                                 $this->tpl->setVariable("TEXT_SELECTION", $this->lng->txt("selection"));
00341                                 $this->tpl->parseCurrentBlock();
00342                                 break;
00343                 }
00344                 
00345                 $this->tpl->setCurrentBlock("question_data_nominal");
00346                 if (strcmp($error_message, "") != 0)
00347                 {
00348                         $this->tpl->setVariable("ERROR_MESSAGE", "<p class=\"warning\">$error_message</p>");
00349                 }
00350                 $this->tpl->setVariable("QUESTIONTEXT", $this->object->getQuestiontext());
00351                 if ($this->object->getObligatory())
00352                 {
00353                         $this->tpl->setVariable("OBLIGATORY_TEXT", $this->lng->txt("survey_question_obligatory"));
00354                 }
00355                 if ($question_title)
00356                 {
00357                         $this->tpl->setVariable("QUESTION_TITLE", $this->object->getTitle());
00358                 }
00359                 $this->tpl->parseCurrentBlock();
00360         }
00361         
00369         function preview()
00370         {
00371                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_preview.html", true);
00372                 $this->tpl->addBlockFile("NOMINAL", "nominal", "tpl.il_svy_out_nominal.html", true);
00373                 $this->outWorkingForm();
00374                 $this->tpl->parseCurrentBlock();
00375         }
00376 
00385   function writePostData() {
00386     $result = 0;
00387     if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"]))
00388       $result = 1;
00389 
00390     // Set the question id from a hidden form parameter
00391     if ($_POST["id"] > 0)
00392       $this->object->setId($_POST["id"]);
00393 
00394     $this->object->setTitle(ilUtil::stripSlashes($_POST["title"]));
00395     $this->object->setAuthor(ilUtil::stripSlashes($_POST["author"]));
00396     $this->object->setDescription(ilUtil::stripSlashes($_POST["description"]));
00397                 if (strlen($_POST["material"]))
00398                 {
00399                         $this->object->setMaterial($_POST["material"], 0, ilUtil::stripSlashes($_POST["material_title"]));
00400                 }
00401                 $this->object->setSubtype($_POST["type"]);
00402                 $this->object->setOrientation($_POST["orientation"]);
00403                 $questiontext = ilUtil::stripSlashes($_POST["question"]);
00404                 $questiontext = str_replace("\n", "<br />", $questiontext);
00405     $this->object->setQuestiontext($questiontext);
00406                 if ($_POST["obligatory"])
00407                 {
00408                         $this->object->setObligatory(1);
00409                 }
00410                 else
00411                 {
00412                         $this->object->setObligatory(0);
00413                 }
00414 
00415     // Delete all existing categories and create new categories from the form data
00416     $this->object->flushCategories();
00417 
00418                 $array1 = array();
00419     // Add all categories from the form into the object
00420                 foreach ($_POST as $key => $value) {
00421                         if (preg_match("/^category_(\d+)/", $key, $matches)) {
00422                                 array_push($array1, ilUtil::stripSlashes($value));
00423                         }
00424                 }
00425                 $this->object->addCategoryArray($array1);
00426                 
00427                 if ($saved) {
00428                         // If the question was saved automatically before an upload, we have to make
00429                         // sure, that the state after the upload is saved. Otherwise the user could be
00430                         // irritated, if he presses cancel, because he only has the question state before
00431                         // the upload process.
00432                         $this->object->saveToDb();
00433                 }
00434     return $result;
00435   }
00436 
00437         function setQuestionTabs()
00438         {
00439                 $this->setQuestionTabsForClass("surveynominalquestiongui");
00440         }
00441 
00442 }
00443 ?>