ILIAS Release_3_6_x_branch .rev 46809: 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 include_once "./survey/classes/class.SurveyQuestionGUI.php";
00025 include_once "./survey/classes/inc.SurveyConstants.php";
00026 
00038 class SurveyNominalQuestionGUI extends SurveyQuestionGUI 
00039 {
00040 
00049   function SurveyNominalQuestionGUI(
00050                 $id = -1
00051   )
00052 
00053   {
00054                 $this->SurveyQuestionGUI();
00055                 include_once "./survey/classes/class.SurveyNominalQuestion.php";
00056                 $this->object = new SurveyNominalQuestion();
00057                 if ($id >= 0)
00058                 {
00059                         $this->object->loadFromDb($id);
00060                 }
00061         }
00062         
00071         function getQuestionType()
00072         {
00073                 return "qt_nominal";
00074         }
00075 
00083   function editQuestion() 
00084         {
00085                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_nominal.html", true);
00086           $this->tpl->addBlockFile("OTHER_QUESTION_DATA", "other_question_data", "tpl.il_svy_qpl_other_question_data.html", true);
00087                 $this->tpl->setVariable("TEXT_ORIENTATION", $this->lng->txt("orientation"));
00088                 switch ($this->object->getOrientation())
00089                 {
00090                         case 0:
00091                                 $this->tpl->setVariable("SELECTED_VERTICAL", " selected=\"selected\"");
00092                                 break;
00093                         case 1:
00094                                 $this->tpl->setVariable("SELECTED_HORIZONTAL", " selected=\"selected\"");
00095                                 break;
00096                         case 2:
00097                                 $this->tpl->setVariable("SELECTED_COMBOBOX", " selected=\"selected\"");
00098                                 break;
00099                 }
00100                 $this->tpl->setVariable("TXT_VERTICAL", $this->lng->txt("vertical"));
00101                 $this->tpl->setVariable("TXT_HORIZONTAL", $this->lng->txt("horizontal"));
00102                 if ($this->object->getSubtype() == SUBTYPE_MCSR)
00103                 {
00104                         $this->tpl->setVariable("TXT_COMBOBOX", $this->lng->txt("combobox"));
00105                 }
00106 
00107                 $internallinks = array(
00108                         "lm" => $this->lng->txt("obj_lm"),
00109                         "st" => $this->lng->txt("obj_st"),
00110                         "pg" => $this->lng->txt("obj_pg"),
00111                         "glo" => $this->lng->txt("glossary_term")
00112                 );
00113                 foreach ($internallinks as $key => $value)
00114                 {
00115                         $this->tpl->setCurrentBlock("internallink");
00116                         $this->tpl->setVariable("TYPE_INTERNAL_LINK", $key);
00117                         $this->tpl->setVariable("TEXT_INTERNAL_LINK", $value);
00118                         $this->tpl->parseCurrentBlock();
00119                 }
00120                 
00121                 $this->tpl->setCurrentBlock("adm_content");
00122                 $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material"));
00123                 if (count($this->object->material))
00124                 {
00125                         include_once "./survey/classes/class.SurveyQuestion.php";
00126                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00127                         $this->tpl->setVariable("TEXT_VALUE_MATERIAL", " <a href=\"$href\" target=\"content\">" . $this->lng->txt("material"). "</a> ");
00128                         $this->tpl->setVariable("BUTTON_REMOVE_MATERIAL", $this->lng->txt("remove"));
00129                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("change"));
00130                         $this->tpl->setVariable("VALUE_MATERIAL", $this->object->material["internal_link"]);
00131                         $this->tpl->setVariable("VALUE_MATERIAL_TITLE", $this->object->material["title"]);
00132                         $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00133                 }
00134                 else
00135                 {
00136                         $this->tpl->setVariable("BUTTON_ADD_MATERIAL", $this->lng->txt("add"));
00137                 }
00138                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00139                 $this->tpl->setVariable("VALUE_TITLE", $this->object->getTitle());
00140                 $this->tpl->setVariable("VALUE_DESCRIPTION", $this->object->getDescription());
00141                 $this->tpl->setVariable("VALUE_AUTHOR", $this->object->getAuthor());
00142                 $questiontext = $this->object->getQuestiontext();
00143                 $questiontext = str_replace("<br />", "\n", $questiontext);
00144                 $this->tpl->setVariable("VALUE_QUESTION", htmlspecialchars($questiontext));
00145                 $this->tpl->setVariable("TXT_SR", $this->lng->txt("multiple_choice_single_response"));
00146                 $this->tpl->setVariable("TXT_MR", $this->lng->txt("multiple_choice_multiple_response"));
00147                 if ($this->object->getSubtype() == SUBTYPE_MCSR)
00148                 {
00149                         $this->tpl->setVariable("SELECTED_SR", " selected=\"selected\"");
00150                 }
00151                 else
00152                 {
00153                         $this->tpl->setVariable("SELECTED_MR", " selected=\"selected\"");
00154                 }
00155                 $this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
00156                 $this->tpl->setVariable("TEXT_AUTHOR", $this->lng->txt("author"));
00157                 $this->tpl->setVariable("TEXT_DESCRIPTION", $this->lng->txt("description"));
00158                 $this->tpl->setVariable("TEXT_QUESTION", $this->lng->txt("question"));
00159                 $this->tpl->setVariable("TEXT_QUESTION_TYPE", $this->lng->txt("questiontype"));
00160                 $this->tpl->setVariable("TEXT_OBLIGATORY", $this->lng->txt("obligatory"));
00161                 if ($this->object->getObligatory())
00162                 {
00163                         $this->tpl->setVariable("CHECKED_OBLIGATORY", " checked=\"checked\"");
00164                 }
00165                 $this->tpl->setVariable("SAVE",$this->lng->txt("save"));
00166                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00167                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00168                 $this->tpl->parseCurrentBlock();
00169   }
00170 
00178         function outWorkingForm($working_data = "", $question_title = 1, $error_message = "")
00179         {
00180                 if (count($this->object->material))
00181                 {
00182                         $this->tpl->setCurrentBlock("material_nominal");
00183                         include_once "./survey/classes/class.SurveyQuestion.php";
00184                         $href = SurveyQuestion::_getInternalLinkHref($this->object->material["internal_link"]);
00185                         $this->tpl->setVariable("TEXT_MATERIAL", $this->lng->txt("material") . ": <a href=\"$href\" target=\"content\">" . $this->object->material["title"]. "</a> ");
00186                         $this->tpl->parseCurrentBlock();
00187                 }
00188                 switch ($this->object->getOrientation())
00189                 {
00190                         case 0:
00191                                 // vertical orientation
00192                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) {
00193                                         $category = $this->object->categories->getCategory($i);
00194                                         if ($this->object->getSubtype() == SUBTYPE_MCSR)
00195                                         {
00196                                                 $this->tpl->setCurrentBlock("nominal_row_sr");
00197                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00198                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00199                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00200                                                 if (is_array($working_data))
00201                                                 {
00202                                                         if (strcmp($working_data[0]["value"], "") != 0)
00203                                                         {
00204                                                                 if ($working_data[0]["value"] == $i)
00205                                                                 {
00206                                                                         $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00207                                                                 }
00208                                                         }
00209                                                 }
00210                                                 $this->tpl->parseCurrentBlock();
00211                                         }
00212                                         else
00213                                         {
00214                                                 $this->tpl->setCurrentBlock("nominal_row_mr");
00215                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00216                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00217                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00218                                                 if (is_array($working_data))
00219                                                 {
00220                                                         foreach ($working_data as $row)
00221                                                         {
00222                                                                 if (strcmp($row["value"], "") != 0)
00223                                                                 {
00224                                                                         if ($row["value"] == $i)
00225                                                                         {
00226                                                                                 $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00227                                                                         }
00228                                                                 }
00229                                                         }
00230                                                 }
00231                                                 $this->tpl->parseCurrentBlock();
00232                                         }
00233                                 }
00234                                 break;
00235                         case 1:
00236                                 // horizontal orientation
00237                                 if ($this->object->getSubtype() == SUBTYPE_MCSR)
00238                                 {
00239                                         for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00240                                         {
00241                                                 $category = $this->object->categories->getCategory($i);
00242                                                 $this->tpl->setCurrentBlock("radio_col_nominal");
00243                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00244                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00245                                                 if (is_array($working_data))
00246                                                 {
00247                                                         if (strcmp($working_data[0]["value"], "") != 0)
00248                                                         {
00249                                                                 if ($working_data[0]["value"] == $i)
00250                                                                 {
00251                                                                         $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00252                                                                 }
00253                                                         }
00254                                                 }
00255                                                 $this->tpl->parseCurrentBlock();
00256                                         }
00257                                         for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00258                                         {
00259                                                 $category = $this->object->categories->getCategory($i);
00260                                                 $this->tpl->setCurrentBlock("text_col_nominal");
00261                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00262                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00263                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00264                                                 $this->tpl->parseCurrentBlock();
00265                                         }
00266                                 }
00267                                 else
00268                                 {
00269                                         for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00270                                         {
00271                                                 $category = $this->object->categories->getCategory($i);
00272                                                 $this->tpl->setCurrentBlock("checkbox_col_nominal");
00273                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00274                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00275                                                 if (is_array($working_data))
00276                                                 {
00277                                                         if (strcmp($working_data[0]["value"], "") != 0)
00278                                                         {
00279                                                                 if ($working_data[0]["value"] == $i)
00280                                                                 {
00281                                                                         $this->tpl->setVariable("CHECKED_NOMINAL", " checked=\"checked\"");
00282                                                                 }
00283                                                         }
00284                                                 }
00285                                                 $this->tpl->parseCurrentBlock();
00286                                         }
00287                                         for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00288                                         {
00289                                                 $category = $this->object->categories->getCategory($i);
00290                                                 $this->tpl->setCurrentBlock("text_col_nominal_mr");
00291                                                 $this->tpl->setVariable("VALUE_NOMINAL", $i);
00292                                                 $this->tpl->setVariable("TEXT_NOMINAL", $category);
00293                                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00294                                                 $this->tpl->parseCurrentBlock();
00295                                         }
00296                                 }
00297                                 break;
00298                         case 2:
00299                                 // combobox output
00300                                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00301                                 {
00302                                         $category = $this->object->categories->getCategory($i);
00303                                         $this->tpl->setCurrentBlock("comborow_nominal");
00304                                         $this->tpl->setVariable("TEXT_NOMINAL", $category);
00305                                         $this->tpl->setVariable("VALUE_NOMINAL", $i);
00306                                         if (is_array($working_data))
00307                                         {
00308                                                 if (strcmp($working_data[0]["value"], "") != 0)
00309                                                 {
00310                                                         if ($working_data[0]["value"] == $i)
00311                                                         {
00312                                                                 $this->tpl->setVariable("SELECTED_NOMINAL", " selected=\"selected\"");
00313                                                         }
00314                                                 }
00315                                         }
00316                                         $this->tpl->parseCurrentBlock();
00317                                 }
00318                                 $this->tpl->setCurrentBlock("combooutput_nominal");
00319                                 $this->tpl->setVariable("QUESTION_ID", $this->object->getId());
00320                                 $this->tpl->setVariable("SELECT_OPTION", $this->lng->txt("select_option"));
00321                                 $this->tpl->setVariable("TEXT_SELECTION", $this->lng->txt("selection"));
00322                                 $this->tpl->parseCurrentBlock();
00323                                 break;
00324                 }
00325                 
00326                 $this->tpl->setCurrentBlock("question_data_nominal");
00327                 if (strcmp($error_message, "") != 0)
00328                 {
00329                         $this->tpl->setVariable("ERROR_MESSAGE", "<p class=\"warning\">$error_message</p>");
00330                 }
00331                 $this->tpl->setVariable("QUESTIONTEXT", $this->object->getQuestiontext());
00332                 if (! $this->object->getObligatory())
00333                 {
00334                         $this->tpl->setVariable("OBLIGATORY_TEXT", $this->lng->txt("survey_question_optional"));
00335                 }
00336                 if ($question_title)
00337                 {
00338                         $this->tpl->setVariable("QUESTION_TITLE", $this->object->getTitle());
00339                 }
00340                 $this->tpl->parseCurrentBlock();
00341         }
00342         
00350         function preview()
00351         {
00352                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_preview.html", true);
00353                 $this->tpl->addBlockFile("NOMINAL", "nominal", "tpl.il_svy_out_nominal.html", true);
00354                 $this->outWorkingForm();
00355                 $this->tpl->parseCurrentBlock();
00356         }
00357 
00366   function writePostData() 
00367         {
00368     $result = 0;
00369     if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"]))
00370       $result = 1;
00371 
00372     // Set the question id from a hidden form parameter
00373     if ($_POST["id"] > 0)
00374       $this->object->setId($_POST["id"]);
00375                 include_once "./classes/class.ilUtil.php";
00376     $this->object->setTitle(ilUtil::stripSlashes($_POST["title"]));
00377     $this->object->setAuthor(ilUtil::stripSlashes($_POST["author"]));
00378     $this->object->setDescription(ilUtil::stripSlashes($_POST["description"]));
00379                 if (strlen($_POST["material"]))
00380                 {
00381                         $this->object->setMaterial($_POST["material"], 0, ilUtil::stripSlashes($_POST["material_title"]));
00382                 }
00383                 $this->object->setSubtype($_POST["type"]);
00384                 $this->object->setOrientation($_POST["orientation"]);
00385                 $questiontext = ilUtil::stripSlashes($_POST["question"]);
00386                 $questiontext = str_replace("\n", "<br />", $questiontext);
00387     $this->object->setQuestiontext($questiontext);
00388                 if ($_POST["obligatory"])
00389                 {
00390                         $this->object->setObligatory(1);
00391                 }
00392                 else
00393                 {
00394                         $this->object->setObligatory(0);
00395                 }
00396 
00397                 if ($saved) 
00398                 {
00399                         // If the question was saved automatically before an upload, we have to make
00400                         // sure, that the state after the upload is saved. Otherwise the user could be
00401                         // irritated, if he presses cancel, because he only has the question state before
00402                         // the upload process.
00403                         $this->object->saveToDb("", false);
00404                 }
00405     return $result;
00406   }
00407         
00415         function categories($add = false)
00416         {
00417                 if ($this->object->getId() < 1) 
00418                 {
00419                         sendInfo($this->lng->txt("fill_out_all_required_fields_add_category"), true);
00420                         $this->ctrl->redirect($this, "editQuestion");
00421                 }
00422                 if (strcmp($this->ctrl->getCmd(), "categories") == 0) $_SESSION["spl_modified"] = false;
00423                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_nominal_answers.html", true);
00424     // output of existing single response answers
00425                 for ($i = 0; $i < $this->object->categories->getCategoryCount(); $i++) 
00426                 {
00427                         $this->tpl->setCurrentBlock("cat_selector");
00428                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00429                         $this->tpl->parseCurrentBlock();
00430                         $this->tpl->setCurrentBlock("categories");
00431                         $category = $this->object->categories->getCategory($i);
00432                         $this->tpl->setVariable("CATEGORY_ORDER", $i);
00433                         $this->tpl->setVariable("CATEGORY_NUMBER", $i+1);
00434                         $this->tpl->setVariable("VALUE_CATEGORY", $category);
00435                         $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00436                         $this->tpl->parseCurrentBlock();
00437                 }
00438                 
00439                 if ($add)
00440                 {
00441                         $nrOfCategories = $_POST["nrOfCategories"];
00442                         if ($nrOfCategories < 1) $nrOfCategories = 1;
00443                         // Create template for a new category
00444                         for ($i = 1; $i <= $nrOfCategories; $i++)
00445                         {
00446                                 $this->tpl->setCurrentBlock("categories");
00447                                 $this->tpl->setVariable("CATEGORY_ORDER", $this->object->categories->getCategoryCount() + $i - 1);
00448                                 $this->tpl->setVariable("TEXT_CATEGORY", $this->lng->txt("category"));
00449                                 $this->tpl->parseCurrentBlock();
00450                         }
00451                 }
00452 
00453                 if (is_array($_SESSION["spl_move"]))
00454                 {
00455                         if (count($_SESSION["spl_move"]))
00456                         {
00457                                 $this->tpl->setCurrentBlock("move_buttons");
00458                                 $this->tpl->setVariable("INSERT_BEFORE", $this->lng->txt("insert_before"));
00459                                 $this->tpl->setVariable("INSERT_AFTER", $this->lng->txt("insert_after"));
00460                                 $this->tpl->parseCurrentBlock();
00461                         }
00462                 }
00463                 
00464                 include_once "./classes/class.ilUtil.php";
00465                 if ($this->object->categories->getCategoryCount() == 0)
00466                 {
00467                         if (!$add)
00468                         {
00469                                 $this->tpl->setCurrentBlock("nocategories");
00470                                 $this->tpl->setVariable("NO_CATEGORIES", $this->lng->txt("question_contains_no_categories"));
00471                                 $this->tpl->parseCurrentBlock();
00472                         }
00473                 }
00474                 else
00475                 {
00476                         $this->tpl->setCurrentBlock("selectall");
00477                         $this->tpl->setVariable("SELECT_ALL", $this->lng->txt("select_all"));
00478                         $this->tpl->parseCurrentBlock();
00479                         $this->tpl->setCurrentBlock("existingcategories");
00480                         $this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
00481                         $this->tpl->setVariable("MOVE", $this->lng->txt("move"));
00482                         $this->tpl->setVariable("ARROW", "<img src=\"" . ilUtil::getImagePath("arrow_downright.gif") . "\" alt=\"".$this->lng->txt("arrow_downright")."\">");
00483                         $this->tpl->parseCurrentBlock();
00484                 }
00485 
00486                 for ($i = 1; $i < 10; $i++)
00487                 {
00488                         $this->tpl->setCurrentBlock("numbers");
00489                         $this->tpl->setVariable("VALUE_NUMBER", $i);
00490                         if ($i == 1)
00491                         {
00492                                 $this->tpl->setVariable("TEXT_NUMBER", $i . " " . $this->lng->txt("category"));
00493                         }
00494                         else
00495                         {
00496                                 $this->tpl->setVariable("TEXT_NUMBER", $i . " " . $this->lng->txt("categories"));
00497                         }
00498                         $this->tpl->parseCurrentBlock();
00499                 }
00500                 
00501                 $this->tpl->setCurrentBlock("adm_content");
00502                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00503                 $this->tpl->setVariable("VALUE_ADD_CATEGORY", $this->lng->txt("add"));
00504                 $this->tpl->setVariable("SAVE", $this->lng->txt("save"));
00505                 if ($_SESSION["spl_modified"])
00506                 {
00507                         $this->tpl->setVariable("FORM_DATA_MODIFIED_PRESS_SAVE", $this->lng->txt("form_data_modified_press_save"));
00508                 }
00509                 $this->tpl->setVariable("QUESTION_TEXT", ilUtil::prepareFormOutput($this->object->getQuestiontext()));
00510                 $this->tpl->parseCurrentBlock();
00511         }
00512         
00513         function setQuestionTabs()
00514         {
00515                 $this->setQuestionTabsForClass("surveynominalquestiongui");
00516         }
00517 }
00518 ?>