ILIAS Release_3_7_x_branch .rev 46817: survey/classes/class.SurveyQuestionGUI.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/inc.SurveyConstants.php";
00025 
00037 class SurveyQuestionGUI 
00038 {
00046   var $object;
00047         var $tpl;
00048         var $lng;
00049         var $errormessage;
00061   function SurveyQuestionGUI()
00062 
00063   {
00064                 global $lng, $tpl, $ilCtrl;
00065 
00066     $this->lng =& $lng;
00067     $this->tpl =& $tpl;
00068                 $this->ctrl =& $ilCtrl;
00069                 $this->ctrl->saveParameter($this, "q_id");
00070         }
00071 
00075         function &executeCommand()
00076         {
00077                 $cmd = $this->ctrl->getCmd();
00078                 $next_class = $this->ctrl->getNextClass($this);
00079 
00080                 $cmd = $this->getCommand($cmd);
00081                 switch($next_class)
00082                 {
00083                         default:
00084                                 $ret =& $this->$cmd();
00085                                 break;
00086                 }
00087                 return $ret;
00088         }
00089 
00090         function getCommand($cmd)
00091         {
00092                 return $cmd;
00093         }
00094 
00106         function &_getQuestionGUI($questiontype, $question_id = -1)
00107         {
00108                 if (!$questiontype)
00109                 {
00110                         include_once "./survey/classes/class.SurveyQuestion.php";
00111                         $questiontype = SurveyQuestion::_getQuestiontype($question_id);
00112                 }
00113                 $questiontypegui = $questiontype . "GUI";
00114                 include_once "./survey/classes/class.$questiontypegui.php";
00115                 $question = new $questiontypegui();
00116                 if ($question_id > 0)
00117                 {
00118                         $question->object->loadFromDb($question_id);
00119                 }
00120 
00121                 return $question;
00122         }
00123         
00124         function _getGUIClassNameForId($a_q_id)
00125         {
00126                 include_once "./survey/classes/class.SurveyQuestion.php";
00127                 include_once "./survey/classes/class.SurveyQuestionGUI.php";
00128                 $q_type = SurveyQuestion::_getQuestiontype($a_q_id);
00129                 $class_name = SurveyQuestionGUI::_getClassNameForQType($q_type);
00130                 return $class_name;
00131         }
00132 
00133         function _getClassNameForQType($q_type)
00134         {
00135                 return $q_type;
00136         }
00137         
00138         function originalSyncForm()
00139         {
00140                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_qpl_sync_original.html", true);
00141                 $this->tpl->setCurrentBlock("adm_content");
00142                 $this->tpl->setVariable("BUTTON_YES", $this->lng->txt("yes"));
00143                 $this->tpl->setVariable("BUTTON_NO", $this->lng->txt("no"));
00144                 $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this));
00145                 $this->tpl->setVariable("TEXT_SYNC", $this->lng->txt("confirm_sync_questions"));
00146                 $this->tpl->parseCurrentBlock();
00147         }
00148         
00149         function sync()
00150         {
00151                 $original_id = $this->object->original_id;
00152                 if ($original_id)
00153                 {
00154                         $this->object->syncWithOriginal();
00155                 }
00156                 $this->ctrl->redirect($this, "editQuestion");
00157                 
00158                 /*$_GET["ref_id"] = $_GET["calling_survey"];
00159                 include_once "./classes/class.ilUtil.php";
00160                 ilUtil::redirect("ilias.php?baseClass=ilObjSurveyGUI&ref_id=" . $_GET["calling_survey"] . "&cmd=questions");*/
00161         }
00162 
00163         function cancelSync()
00164         {
00165                 $this->ctrl->redirect($this, "editQuestion");
00166                 /*$_GET["ref_id"] = $_GET["calling_survey"];
00167                 include_once "./classes/class.ilUtil.php";
00168                 ilUtil::redirect("ilias.php?baseClass=ilObjSurveyGUI&ref_id=" . $_GET["calling_survey"] . "&cmd=questions");*/
00169         }
00170                 
00178         function saveCategories()
00179         {
00180                 global $ilUser;
00181                 
00182                 $this->writeCategoryData(true);
00183                 $_SESSION["spl_modified"] = false;
00184                 sendInfo($this->lng->txt("saved_successfully"), true);
00185                 $originalexists = $this->object->_questionExists($this->object->original_id);
00186                 $_GET["q_id"] = $this->object->getId();
00187                 include_once "./survey/classes/class.SurveyQuestion.php";
00188                 if ($_GET["calling_survey"] && $originalexists && SurveyQuestion::_isWriteable($this->object->original_id, $ilUser->getId()))
00189                 {
00190                         $this->originalSyncForm();
00191                         return;
00192                 }
00193                 else
00194                 {
00195                         $this->ctrl->redirect($this, "categories");
00196                 }
00197         }
00198 
00202         function save()
00203         {
00204                 global $ilUser;
00205                 
00206                 $old_id = $_GET["q_id"];
00207                 $this->errormessage = $this->lng->txt("fill_out_all_required_fields");
00208                 $result = $this->writePostData();
00209                 if ($result == 0)
00210                 {
00211                         $ilUser->setPref("svy_lastquestiontype", $this->object->getQuestionType());
00212                         $ilUser->writePref("svy_lastquestiontype", $this->object->getQuestionType());
00213                         $this->object->saveToDb();
00214                         $originalexists = $this->object->_questionExists($this->object->original_id);
00215                         $_GET["q_id"] = $this->object->getId();
00216                         include_once "./survey/classes/class.SurveyQuestion.php";
00217                         if ($_GET["calling_survey"] && $originalexists && SurveyQuestion::_isWriteable($this->object->original_id, $ilUser->getId()))
00218                         {
00219                                 $this->originalSyncForm();
00220                                 return;
00221                         }
00222                         elseif ($_GET["calling_survey"])
00223                         {
00224                                 $_GET["ref_id"] = $_GET["calling_survey"];
00225                                 include_once "./classes/class.ilUtil.php";
00226                                 ilUtil::redirect("ilias.php?baseClass=ilObjSurveyGUI&ref_id=" . $_GET["calling_survey"] . "&cmd=questions");
00227                                 return;
00228                         }
00229                         elseif ($_GET["new_for_survey"] > 0)
00230                         {
00231                                 $this->ctrl->setParameterByClass($_GET["cmdClass"], "q_id", $this->object->getId());
00232                                 $this->ctrl->setParameterByClass($_GET["cmdClass"], "sel_question_types", $_GET["sel_question_types"]);
00233                                 $this->ctrl->setParameterByClass($_GET["cmdClass"], "new_for_survey", $_GET["new_for_survey"]);
00234                                 $this->ctrl->redirectByClass($_GET["cmdClass"], "editQuestion");
00235                                 return;
00236                         }
00237                         else
00238                         {
00239                                 sendInfo($this->lng->txt("msg_obj_modified"), true);
00240                                 $this->ctrl->setParameterByClass($_GET["cmdClass"], "q_id", $this->object->getId());
00241                                 $this->ctrl->setParameterByClass($_GET["cmdClass"], "sel_question_types", $_GET["sel_question_types"]);
00242                                 $this->ctrl->setParameterByClass($_GET["cmdClass"], "new_for_survey", $_GET["new_for_survey"]);
00243                                 $this->ctrl->redirectByClass($_GET["cmdClass"], "editQuestion");
00244                         }
00245                 }
00246                 else
00247                 {
00248       sendInfo($this->errormessage);
00249                 }
00250                 $this->editQuestion();
00251         }
00252         
00253         function cancel()
00254         {
00255                 if ($_GET["calling_survey"])
00256                 {
00257                         $_GET["ref_id"] = $_GET["calling_survey"];
00258                         include_once "./classes/class.ilUtil.php";
00259                         ilUtil::redirect("ilias.php?baseClass=ilObjSurveyGUI&cmd=questions&ref_id=".$_GET["calling_survey"]);
00260                 }
00261                 elseif ($_GET["new_for_survey"])
00262                 {
00263                         $_GET["ref_id"] = $_GET["new_for_survey"];
00264                         include_once "./classes/class.ilUtil.php";
00265                         ilUtil::redirect("ilias.php?baseClass=ilObjSurveyGUI&cmd=questions&ref_id=".$_GET["new_for_survey"]);
00266                 }
00267                 else
00268                 {
00269                         $this->ctrl->redirectByClass("ilobjsurveyquestionpoolgui", "questions");
00270                 }
00271         }
00272 
00280         function cancelDeleteCategory() 
00281         {
00282                 $this->ctrl->redirect($this, "editQuestion");
00283         }
00284 
00285         function addMaterial()
00286         {
00287                 global $tree;
00288 
00289                 include_once("./survey/classes/class.ilMaterialExplorer.php");
00290                 switch ($_POST["internalLinkType"])
00291                 {
00292                         case "lm":
00293                                 $_SESSION["link_new_type"] = "lm";
00294                                 $_SESSION["search_link_type"] = "lm";
00295                                 break;
00296                         case "glo":
00297                                 $_SESSION["link_new_type"] = "glo";
00298                                 $_SESSION["search_link_type"] = "glo";
00299                                 break;
00300                         case "st":
00301                                 $_SESSION["link_new_type"] = "lm";
00302                                 $_SESSION["search_link_type"] = "st";
00303                                 break;
00304                         case "pg":
00305                                 $_SESSION["link_new_type"] = "lm";
00306                                 $_SESSION["search_link_type"] = "pg";
00307                                 break;
00308                         default:
00309                                 if (!$_SESSION["link_new_type"])
00310                                 {
00311                                         $_SESSION["link_new_type"] = "lm";
00312                                 }
00313                                 break;
00314                 }
00315 
00316                 sendInfo($this->lng->txt("select_object_to_link"));
00317                 
00318                 $exp = new ilMaterialExplorer($this->ctrl->getLinkTarget($this,'addMaterial'), get_class($this));
00319 
00320                 $exp->setExpand($_GET["expand"] ? $_GET["expand"] : $tree->readRootId());
00321                 $exp->setExpandTarget($this->ctrl->getLinkTarget($this,'addMaterial'));
00322                 $exp->setTargetGet("ref_id");
00323                 $exp->setRefId($this->cur_ref_id);
00324                 $exp->addFilter($_SESSION["link_new_type"]);
00325                 $exp->setSelectableType($_SESSION["link_new_type"]);
00326 
00327                 // build html-output
00328                 $exp->setOutput(0);
00329 
00330                 $this->tpl->addBlockFile("ADM_CONTENT", "explorer", "tpl.il_svy_qpl_explorer.html", true);
00331                 $this->tpl->setVariable("EXPLORER_TREE",$exp->getOutput());
00332                 $this->tpl->setVariable("BUTTON_CANCEL",$this->lng->txt("cancel"));
00333                 $this->tpl->setVariable("FORMACTION",$this->ctrl->getFormAction($this));
00334                 $this->tpl->parseCurrentBlock();
00335         }
00336         
00337         function removeMaterial()
00338         {
00339                 $this->object->material = array();
00340                 $this->object->saveToDb();
00341                 $this->editQuestion();
00342         }
00343         
00344         function cancelExplorer()
00345         {
00346                 unset($_SESSION["link_new_type"]);
00347                 $this->editQuestion();
00348         }
00349                 
00350         function addPG()
00351         {
00352                 $this->object->setMaterial("il__pg_" . $_GET["pg"]);
00353                 unset($_SESSION["link_new_type"]);
00354                 unset($_SESSION["search_link_type"]);
00355                 sendInfo($this->lng->txt("material_added_successfully"));
00356                 $this->editQuestion();
00357         }
00358         
00359         function addST()
00360         {
00361                 $this->object->setMaterial("il__st_" . $_GET["st"]);
00362                 unset($_SESSION["link_new_type"]);
00363                 unset($_SESSION["search_link_type"]);
00364                 sendInfo($this->lng->txt("material_added_successfully"));
00365                 $this->editQuestion();
00366         }
00367 
00368         function addGIT()
00369         {
00370                 $this->object->setMaterial("il__git_" . $_GET["git"]);
00371                 unset($_SESSION["link_new_type"]);
00372                 unset($_SESSION["search_link_type"]);
00373                 sendInfo($this->lng->txt("material_added_successfully"));
00374                 $this->editQuestion();
00375         }
00376         
00377         function linkChilds()
00378         {
00379                 switch ($_SESSION["search_link_type"])
00380                 {
00381                         case "pg":
00382                                 include_once "./content/classes/class.ilLMPageObject.php";
00383                                 include_once("./content/classes/class.ilObjContentObject.php");
00384                                 $cont_obj =& new ilObjContentObject($_GET["source_id"], true);
00385                                 $pages = ilLMPageObject::getPageList($cont_obj->getId());
00386                                 $_GET["q_id"] = $this->object->getId();
00387                                 $color_class = array("tblrow1", "tblrow2");
00388                                 $counter = 0;
00389                                 $this->tpl->addBlockFile("ADM_CONTENT", "link_selection", "tpl.il_svy_qpl_internallink_selection.html", true);
00390                                 foreach($pages as $page)
00391                                 {
00392                                         if($page["type"] == $_SESSION["search_link_type"])
00393                                         {
00394                                                 $this->tpl->setCurrentBlock("linktable_row");
00395                                                 $this->tpl->setVariable("TEXT_LINK", $page["title"]);
00396                                                 $this->tpl->setVariable("TEXT_ADD", $this->lng->txt("add"));
00397                                                 $this->tpl->setVariable("LINK_HREF", $this->ctrl->getLinkTargetByClass(get_class($this), "add" . strtoupper($page["type"])) . "&" . $page["type"] . "=" . $page["obj_id"]);
00398                                                 $this->tpl->setVariable("COLOR_CLASS", $color_class[$counter % 2]);
00399                                                 $this->tpl->parseCurrentBlock();
00400                                                 $counter++;
00401                                         }
00402                                 }
00403                                 $this->tpl->setCurrentBlock("link_selection");
00404                                 $this->tpl->setVariable("BUTTON_CANCEL",$this->lng->txt("cancel"));
00405                                 $this->tpl->setVariable("TEXT_LINK_TYPE", $this->lng->txt("obj_" . $_SESSION["search_link_type"]));
00406                                 $this->tpl->setVariable("FORMACTION",$this->ctrl->getFormAction($this));
00407                                 $this->tpl->parseCurrentBlock();
00408                                 break;
00409                         case "st":
00410                                 $_GET["q_id"] = $this->object->getId();
00411                                 $color_class = array("tblrow1", "tblrow2");
00412                                 $counter = 0;
00413                                 include_once("./content/classes/class.ilObjContentObject.php");
00414                                 $cont_obj =& new ilObjContentObject($_GET["source_id"], true);
00415                                 // get all chapters
00416                                 $ctree =& $cont_obj->getLMTree();
00417                                 $nodes = $ctree->getSubtree($ctree->getNodeData($ctree->getRootId()));
00418                                 $this->tpl->addBlockFile("ADM_CONTENT", "link_selection", "tpl.il_svy_qpl_internallink_selection.html", true);
00419                                 foreach($nodes as $node)
00420                                 {
00421                                         if($node["type"] == $_SESSION["search_link_type"])
00422                                         {
00423                                                 $this->tpl->setCurrentBlock("linktable_row");
00424                                                 $this->tpl->setVariable("TEXT_LINK", $node["title"]);
00425                                                 $this->tpl->setVariable("TEXT_ADD", $this->lng->txt("add"));
00426                                                 $this->tpl->setVariable("LINK_HREF", $this->ctrl->getLinkTargetByClass(get_class($this), "add" . strtoupper($node["type"])) . "&" . $node["type"] . "=" . $node["obj_id"]);
00427                                                 $this->tpl->setVariable("COLOR_CLASS", $color_class[$counter % 2]);
00428                                                 $this->tpl->parseCurrentBlock();
00429                                                 $counter++;
00430                                         }
00431                                 }
00432                                 $this->tpl->setCurrentBlock("link_selection");
00433                                 $this->tpl->setVariable("BUTTON_CANCEL",$this->lng->txt("cancel"));
00434                                 $this->tpl->setVariable("TEXT_LINK_TYPE", $this->lng->txt("obj_" . $_SESSION["search_link_type"]));
00435                                 $this->tpl->setVariable("FORMACTION",$this->ctrl->getFormAction($this));
00436                                 $this->tpl->parseCurrentBlock();
00437                                 break;
00438                         case "glo":
00439                                 $_GET["q_id"] = $this->object->getId();
00440                                 $color_class = array("tblrow1", "tblrow2");
00441                                 $counter = 0;
00442                                 $this->tpl->addBlockFile("ADM_CONTENT", "link_selection", "tpl.il_svy_qpl_internallink_selection.html", true);
00443                                 include_once "./content/classes/class.ilObjGlossary.php";
00444                                 $glossary =& new ilObjGlossary($_GET["source_id"], true);
00445                                 // get all glossary items
00446                                 $terms = $glossary->getTermList();
00447                                 foreach($terms as $term)
00448                                 {
00449                                         $this->tpl->setCurrentBlock("linktable_row");
00450                                         $this->tpl->setVariable("TEXT_LINK", $term["term"]);
00451                                         $this->tpl->setVariable("TEXT_ADD", $this->lng->txt("add"));
00452                                         $this->tpl->setVariable("LINK_HREF", $this->ctrl->getLinkTargetByClass(get_class($this), "addGIT") . "&git=" . $term["id"]);
00453                                         $this->tpl->setVariable("COLOR_CLASS", $color_class[$counter % 2]);
00454                                         $this->tpl->parseCurrentBlock();
00455                                         $counter++;
00456                                 }
00457                                 $this->tpl->setCurrentBlock("link_selection");
00458                                 $this->tpl->setVariable("BUTTON_CANCEL",$this->lng->txt("cancel"));
00459                                 $this->tpl->setVariable("TEXT_LINK_TYPE", $this->lng->txt("glossary_term"));
00460                                 $this->tpl->setVariable("FORMACTION",$this->ctrl->getFormAction($this));
00461                                 $this->tpl->parseCurrentBlock();
00462                                 break;
00463                         case "lm":
00464                                 $this->object->setMaterial("il__lm_" . $_GET["source_id"]);
00465                                 unset($_SESSION["link_new_type"]);
00466                                 unset($_SESSION["search_link_type"]);
00467                                 sendInfo($this->lng->txt("material_added_successfully"));
00468                                 $this->editQuestion();
00469                                 break;
00470                 }
00471         }
00472 
00473         function setQuestionTabsForClass($guiclass)
00474         {
00475                 global $rbacsystem,$ilTabs;
00476                 $this->ctrl->setParameterByClass("$guiclass", "sel_question_types", $this->getQuestionType());
00477                 $this->ctrl->setParameterByClass("$guiclass", "q_id", $_GET["q_id"]);
00478 
00479                 if (($_GET["calling_survey"] > 0) || ($_GET["new_for_survey"] > 0))
00480                 {
00481                         $ref_id = $_GET["calling_survey"];
00482                         if (!strlen($ref_id)) $ref_id = $_GET["new_for_survey"];
00483                         $addurl = "";
00484                         if (strlen($_GET["new_for_survey"]))
00485                         {
00486                                 $addurl = "&new_id=" . $_GET["q_id"];
00487                         }
00488                         $ilTabs->setBackTarget($this->lng->txt("menubacktosurvey"), "ilias.php?baseClass=ilObjSurveyGUI&ref_id=$ref_id&cmd=questions" . $addurl);
00489                 }
00490                 else
00491                 {
00492                         $ilTabs->setBackTarget($this->lng->txt("spl"), $this->ctrl->getLinkTargetByClass("ilObjSurveyQuestionPoolGUI", "questions"));
00493                 }
00494                 if ($_GET["q_id"])
00495                 {
00496                         $ilTabs->addTarget("preview",
00497                                                                          $this->ctrl->getLinkTargetByClass("$guiclass", "preview"), "preview",
00498                                                                          "$guiclass");
00499                 }
00500                 if ($rbacsystem->checkAccess('edit', $_GET["ref_id"])) {
00501                         $ilTabs->addTarget("edit_properties",
00502                                                                          $this->ctrl->getLinkTargetByClass("$guiclass", "editQuestion"), 
00503                                                                          array("editQuestion", "cancelExplorer", "linkChilds", "addGIT", "addST",
00504                                                                                          "addPG",
00505                                                                                          "editQuestion", "addMaterial", "removeMaterial", "save", "cancel"
00506                                                                                  ),
00507                                                                          "$guiclass");
00508                 }
00509 
00510                 switch ($guiclass)
00511                 {
00512                         case "surveynominalquestiongui":
00513                         case "surveyordinalquestiongui":
00514                                 if ($this->object->getId() > 0) 
00515                                 {
00516                                         $ilTabs->addTarget("categories",
00517                                                                                          $this->ctrl->getLinkTargetByClass("$guiclass", "categories"), 
00518                                                                                          array("categories", "addCategory", "insertBeforeCategory",
00519                                                                                                          "insertAfterCategory", "moveCategory", "deleteCategory",
00520                                                                                                          "saveCategories", "savePhrase", "addPhrase",
00521                                                                                                          "savePhrase", "addSelectedPhrase", "cancelViewPhrase", "confirmSavePhrase",
00522                                                                                                          "cancelSavePhrase",
00523                                                                                                          "confirmDeleteCategory", "cancelDeleteCategory"
00524                                                                                                  ),
00525                                                                                          $guiclass
00526                                         );
00527                                 }
00528                                 break;
00529                 }
00530                 
00531                 if ($this->object->getId() > 0) 
00532                 {
00533                         $title = $this->lng->txt("edit") . " &quot;" . $this->object->getTitle() . "&quot";
00534                 } 
00535                 else 
00536                 {
00537                         $title = $this->lng->txt("create_new") . " " . $this->lng->txt($this->getQuestionType());
00538                 }
00539 
00540                 $this->tpl->setVariable("HEADER", $title);
00541         }
00542 
00550         function addCategory()
00551         {
00552                 $result = $this->writeCategoryData();
00553                 if ($result == false)
00554                 {
00555                         sendInfo($this->lng->txt("fill_out_all_category_fields"));
00556                 }
00557                 $_SESSION["spl_modified"] = true;
00558                 $this->categories($result);
00559         }
00560         
00561 
00571         function writeCategoryData($save = false)
00572         {
00573     // Delete all existing categories and create new categories from the form data
00574     $this->object->categories->flushCategories();
00575                 $complete = true;
00576                 $array1 = array();
00577     // Add all categories from the form into the object
00578                 include_once "./classes/class.ilUtil.php";
00579                 foreach ($_POST as $key => $value) 
00580                 {
00581                         if (preg_match("/^category_(\d+)/", $key, $matches)) 
00582                         {
00583                                 $array1[$matches[1]] = ilUtil::stripSlashes($value);
00584                                 if (strlen($array1[$matches[1]]) == 0) $complete = false;
00585                         }
00586                 }
00587                 $this->object->categories->addCategoryArray($array1);
00588                 if ($save)
00589                 {       
00590                         $this->object->saveCategoriesToDb();
00591                 }
00592                 return $complete;
00593         }
00594         
00602         function deleteCategory()
00603         {
00604                 $this->writeCategoryData();
00605                 $nothing_selected = true;
00606                 if (array_key_exists("chb_category", $_POST))
00607                 {
00608                         if (count($_POST["chb_category"]))
00609                         {
00610                                 $nothing_selected = false;
00611                                 $this->object->categories->removeCategories($_POST["chb_category"]);
00612                         }
00613                 }
00614                 if ($nothing_selected) sendInfo($this->lng->txt("category_delete_select_none"));
00615                 $_SESSION["spl_modified"] = true;
00616                 $this->categories();
00617         }
00618         
00626         function moveCategory()
00627         {
00628                 $this->writeCategoryData();
00629                 $nothing_selected = true;
00630                 if (array_key_exists("chb_category", $_POST))
00631                 {
00632                         if (count($_POST["chb_category"]))
00633                         {
00634                                 $nothing_selected = false;
00635                                 sendInfo($this->lng->txt("select_target_position_for_move"));
00636                                 $_SESSION["spl_move"] = $_POST["chb_category"];
00637                         }
00638                 }
00639                 if ($nothing_selected) sendInfo($this->lng->txt("no_category_selected_for_move"));
00640                 $this->categories();
00641         }
00642         
00650         function insertBeforeCategory()
00651         {
00652                 $result = $this->writeCategoryData();
00653                 if (array_key_exists("chb_category", $_POST))
00654                 {
00655                         if (count($_POST["chb_category"]) == 1)
00656                         {
00657                                 // one entry is selected, moving is allowed
00658                                 $this->object->categories->removeCategories($_SESSION["spl_move"]);
00659                                 $newinsertindex = $this->object->categories->getCategoryIndex($_POST["category_".$_POST["chb_category"][0]]);
00660                                 if ($newinsertindex === false) $newinsertindex = 0;
00661                                 $move_categories = $_SESSION["spl_move"];
00662                                 natsort($move_categories);
00663                                 foreach (array_reverse($move_categories) as $index)
00664                                 {
00665                                         $this->object->categories->addCategoryAtPosition($_POST["category_$index"], $newinsertindex);
00666                                 }
00667                                 $_SESSION["spl_modified"] = true;
00668                                 unset($_SESSION["spl_move"]);
00669                         }
00670                         else
00671                         {
00672                                 sendInfo("wrong_categories_selected_for_insert");
00673                         }
00674                 }
00675                 $this->categories();
00676         }
00677         
00685         function insertAfterCategory()
00686         {
00687                 $result = $this->writeCategoryData();
00688                 if (array_key_exists("chb_category", $_POST))
00689                 {
00690                         if (count($_POST["chb_category"]) == 1)
00691                         {
00692                                 // one entry is selected, moving is allowed
00693                                 $this->object->categories->removeCategories($_SESSION["spl_move"]);
00694                                 $newinsertindex = $this->object->categories->getCategoryIndex($_POST["category_".$_POST["chb_category"][0]]);
00695                                 if ($newinsertindex === false) $newinsertindex = 0;
00696                                 $move_categories = $_SESSION["spl_move"];
00697                                 natsort($move_categories);
00698                                 foreach (array_reverse($move_categories) as $index)
00699                                 {
00700                                         $this->object->categories->addCategoryAtPosition($_POST["category_$index"], $newinsertindex+1);
00701                                 }
00702                                 $_SESSION["spl_modified"] = true;
00703                                 unset($_SESSION["spl_move"]);
00704                         }
00705                         else
00706                         {
00707                                 sendInfo("wrong_categories_selected_for_insert");
00708                         }
00709                 }
00710                 $this->categories();
00711         }
00712 }
00713 ?>