ILIAS Release_3_7_x_branch .rev 46817: classes/class.ilObjForumGUI.php Source File

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00001 <?php
00002 /*
00003         +-----------------------------------------------------------------------------+
00004         | ILIAS open source                                                           |
00005         +-----------------------------------------------------------------------------+
00006         | Copyright (c) 1998-2006 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 
00037 require_once "class.ilObjectGUI.php";
00038 
00039 class ilObjForumGUI extends ilObjectGUI
00040 {
00045         function ilObjForumGUI($a_data,$a_id,$a_call_by_reference,$a_prepare_output = true)
00046         {
00047                 global $ilCtrl;
00048 
00049                 // CONTROL OPTIONS
00050                 $this->ctrl =& $ilCtrl;
00051                 $this->ctrl->saveParameter($this,array("ref_id","cmdClass"));
00052 
00053                 $this->type = "frm";
00054                 $this->ilObjectGUI($a_data,$a_id,$a_call_by_reference,false);
00055 
00056                 $this->lng->loadLanguageModule('forum');
00057         }
00058 
00059         function &executeCommand()
00060         {
00061                 $next_class = $this->ctrl->getNextClass($this);
00062                 $cmd = $this->ctrl->getCmd();
00063                 $this->prepareOutput();
00064 
00065                 switch($next_class)
00066                 {
00067                         case 'ilpermissiongui':
00068                                 include_once("./classes/class.ilPermissionGUI.php");
00069                                 $perm_gui =& new ilPermissionGUI($this);
00070                                 $ret =& $this->ctrl->forwardCommand($perm_gui);
00071                                 break;
00072 
00073                         default:
00074                                 if(!$cmd)
00075                                 {
00076                                         $cmd = "showThreads";
00077                                 }
00078                                 $cmd .= "Object";
00079 
00080                                 $this->$cmd();
00081                                         
00082                                 break;
00083                 }
00084 
00085                 return true;
00086         }
00087 
00088         function markAllReadObject()
00089         {
00090                 global $ilUser;
00091 
00092                 $this->object->markAllThreadsRead($ilUser->getId());
00093 
00094                 sendInfo($this->lng->txt('forums_all_threads_marked_read'));
00095 
00096                 $this->showThreadsObject();
00097                 return true;
00098         }
00099 
00103         function showThreadsObject()
00104         {
00105                 global $rbacsystem,$ilUser;
00106 
00107                 $frm =& $this->object->Forum;
00108                 $frm->setForumId($this->object->getId());
00109                 $frm->setForumRefId($this->object->getRefId());
00110                 $frm->setWhereCondition("top_frm_fk = ".$frm->getForumId());
00111 
00112                 $topicData = $frm->getOneTopic();
00113                 if(!$topicData['top_num_threads'])
00114                 {
00115                         ilUtil::redirect("forums_threads_new.php?ref_id=".$this->object->getRefId());
00116                 }
00117 
00118                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.forums_threads_liste.html");
00119                 if($rbacsystem->checkAccess('edit_post',$this->object->getRefId()))
00120                 {
00121                         $this->tpl->addBlockfile("BUTTONS", "buttons", "tpl.buttons.html");
00122                 
00123                         // display button
00124                         $this->tpl->setCurrentBlock("btn_cell");
00125                         $this->tpl->setVariable("BTN_LINK",'forums_threads_new.php?ref_id='.$this->object->getRefId());
00126                         $this->tpl->setVariable("BTN_TXT",$this->lng->txt('forums_new_thread'));
00127                         $this->tpl->parseCurrentBlock();
00128                 }
00129 
00130                 // Button mark all read
00131                 $this->tpl->setCurrentBlock("btn_cell");
00132                 $this->tpl->setVariable("BTN_LINK",$this->ctrl->getLinkTarget($this,'markAllRead'));
00133                 $this->tpl->setVariable("BTN_TXT",$this->lng->txt('forums_mark_read'));
00134                 $this->tpl->parseCurrentBlock();
00135 
00136 
00137                 if($topicData)
00138                 {
00139                         // Visit-Counter
00140                         $frm->setDbTable("frm_data");
00141                         $frm->setWhereCondition("top_pk = ".$topicData["top_pk"]);
00142                         $frm->updateVisits($topicData["top_pk"]);
00143         
00144                         // get list of threads
00145                         $frm->setOrderField("thr_date DESC");
00146                         $resThreads = $frm->getThreadList($topicData["top_pk"]);
00147                         $thrNum = $resThreads->numRows();
00148                         
00149                         // check number of threads
00150                         if ($thrNum != $topicData['top_num_threads'])
00151                         {
00152                                 $frm->fixThreadNumber($topicData['top_pk'], $thrNum);
00153                         }
00154                         
00155                         $pageHits = $frm->getPageHits();
00156                         $pageHits = $ilUser->getPref('hits_per_page');
00157 
00158                         if ($thrNum > 0)
00159                         {
00160                                 $z = 0;
00161                 
00162                                 // navigation to browse
00163                                 if ($thrNum > $pageHits)
00164                                 {
00165                                         $params = array(
00166                                                 "ref_id"                => $_GET["ref_id"]      
00167                                                 );
00168                         
00169                                         if (!$_GET["offset"])
00170                                         {
00171                                                 $Start = 0;
00172                                         }
00173                                         else
00174                                         {
00175                                                 $Start = $_GET["offset"];
00176                                         }
00177                         
00178                                         $linkbar = ilUtil::Linkbar(basename($_SERVER["PHP_SELF"]),$thrNum,$pageHits,$Start,$params);
00179                         
00180                                         if ($linkbar != "")
00181                                         {
00182                                                 $this->tpl->setVariable("LINKBAR", $linkbar);
00183                                         }
00184                                 }
00185                 
00186                                 // get threads dates
00187                                 while ($thrData = $resThreads->fetchRow(DB_FETCHMODE_ASSOC))
00188                                 {
00189                                         $rowCol = ilUtil::switchColor($z,"tblrow1","tblrow2");
00190                                         
00191                                         if ($thrNum > $pageHits && $z >= ($Start+$pageHits))
00192                                         {
00193                                                 break;
00194                                         }
00195                 
00196                                         if (($thrNum > $pageHits && $z >= $Start) || $thrNum <= $pageHits)
00197                                         {
00198                                                 // GET USER DATA, USED FOR IMPORTED USERS
00199                                                 $usr_data = $frm->getUserData($thrData["thr_usr_id"],$thrData["import_name"]);
00200 
00201 
00202                                                 $this->tpl->setCurrentBlock("threads_row");
00203                                                 $this->tpl->setVariable("ROWCOL", $rowCol);
00204                                 
00205                                                 $thrData["thr_date"] = $frm->convertDate($thrData["thr_date"]);
00206                                                 $this->tpl->setVariable("DATE",$thrData["thr_date"]);
00207                                                 $this->tpl->setVariable("TITLE","<a href=\"forums_frameset.php?thr_pk=".
00208                                                                                                 $thrData["thr_pk"]."&ref_id=".$this->object->getRefId()."\">".
00209                                                                                                 $thrData["thr_subject"]."</a>");
00210                                                 if ($this->ilias->getSetting("forum_notification") != 0 &&
00211                                                         $frm->isNotificationEnabled($ilUser->getId(), $thrData["thr_pk"]))
00212                                                 {
00213                                                         $this->tpl->setVariable("NOTIFICATION_ENABLED", $this->lng->txt("forums_notification_enabled"));
00214                                                 }
00215 
00216                                                 $num_unread = $this->object->getCountUnread($ilUser->getId(),$thrData['thr_pk']);
00217                                                 $this->tpl->setVariable("NUM_POSTS",$thrData["thr_num_posts"].' ('.$num_unread.')');
00218                                                 $this->tpl->setVariable("NEW_POSTS",$this->object->getCountNew($ilUser->getId(),$thrData['thr_pk']));
00219                                                 $this->tpl->setVariable("NUM_VISITS",$thrData["visits"]);       
00220                                 
00221                                                 // get author data
00222 
00223                                                 if($thrData["thr_usr_id"] && $usr_data["usr_id"] != 0)
00224                                                 {
00225                                                         $backurl = urlencode("repository.php?ref_id=".$_GET["ref_id"]."&offset=".$Start);
00226                                                         $this->tpl->setVariable("AUTHOR","<a href=\"forums_user_view.php?ref_id=".$this->object->getRefId().
00227                                                                                                         "&user=".$usr_data["usr_id"]."&backurl=".$backurl.
00228                                                                                                         "\">".$usr_data["login"]."</a>");
00229                                                 }
00230                                                 else
00231                                                 {
00232                                                         $this->tpl->setVariable("AUTHOR",$usr_data["login"]);
00233                                                 }
00234                                         
00235                                 
00236                                                 // get last-post data
00237                                                 $lpCont = "";                           
00238                                                 if ($thrData["thr_last_post"] != "")
00239                                                 {
00240                                                         $lastPost = $frm->getLastPost($thrData["thr_last_post"]);
00241                                                 }
00242                                                 // TODOOOOOOOOOOOOOOOOOOO
00243                                                 $last_usr_data = $frm->getUserData($lastPost["pos_usr_id"],$lastPost["import_name"]);
00244                                                 if (is_array($lastPost))
00245                                                 {                               
00246                                                         $lastPost["pos_message"] = $frm->prepareText($lastPost["pos_message"]);
00247                                                         $lpCont = $lastPost["pos_date"]."<br/>".strtolower($this->lng->txt("from"))."&nbsp;";
00248                                                         $lpCont .= "<a href=\"forums_frameset.php?pos_pk=".
00249                                                                 $lastPost["pos_pk"]."&thr_pk=".$lastPost["pos_thr_fk"]."&ref_id=".
00250                                                                 $this->object->getRefId()."#".$lastPost["pos_pk"]."\">".$last_usr_data["login"]."</a>";
00251                                                 }
00252 
00253                                                 $this->tpl->setVariable("LAST_POST", $lpCont);  
00254                                 
00255                                                 $this->tpl->setVariable("FORUM_ID", $thrData["thr_pk"]);                
00256                                                 $this->tpl->setVariable("THR_TOP_FK", $thrData["thr_top_fk"]);          
00257                                 
00258                                                 $this->tpl->setVariable("TXT_PRINT", $this->lng->txt("print"));
00259                                 
00260                                                 $this->tpl->setVariable("THR_IMGPATH",$this->tpl->tplPath);
00261                                 
00262                                                 $this->tpl->parseCurrentBlock("threads_row");
00263                                 
00264                                         } // if (($thrNum > $pageHits && $z >= $Start) || $thrNum <= $pageHits)
00265                         
00266                                         $z ++;
00267                         
00268                                 } // while ($thrData = $resThreads->fetchRow(DB_FETCHMODE_ASSOC))
00269                 
00270                                 $this->tpl->setVariable("TXT_SELECT_ALL", $this->lng->txt("select_all"));               
00271                                 $this->tpl->setVariable("FORMACTION",'forums_threads_liste.php?ref_id='.$this->object->getRefId());
00272                                 $this->tpl->setVariable("TXT_OK",$this->lng->txt("ok"));                        
00273                                 $this->tpl->setVariable("TXT_EXPORT_HTML", $this->lng->txt("export_html"));
00274                                 $this->tpl->setVariable("TXT_EXPORT_XML", $this->lng->txt("export_xml"));
00275                                 if ($this->ilias->getSetting("forum_notification") != 0)
00276                                 {
00277                                         $this->tpl->setVariable("TXT_DISABLE_NOTIFICATION", $this->lng->txt("forums_disable_notification"));
00278                                         $this->tpl->setVariable("TXT_ENABLE_NOTIFICATION", $this->lng->txt("forums_enable_notification"));
00279                                 }
00280                                 $this->tpl->setVariable("IMGPATH",$this->tpl->tplPath);
00281                 
00282                         } // if ($thrNum > 0)   
00283                 
00284                 } // if (is_array($topicData = $frm->getOneTopic()))
00285 
00286                 $this->tpl->setCurrentBlock("threadtable");
00287                 $this->tpl->setVariable("COUNT_THREAD", $this->lng->txt("forums_count_thr").": ".$thrNum);
00288                 $this->tpl->setVariable("TXT_DATE", $this->lng->txt("date"));
00289                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
00290                 $this->tpl->setVariable("TXT_TOPIC", $this->lng->txt("forums_thread"));
00291                 $this->tpl->setVariable("TXT_AUTHOR", $this->lng->txt("forums_created_by"));
00292                 $this->tpl->setVariable("TXT_NUM_POSTS", $this->lng->txt("forums_articles").' ('.$this->lng->txt('unread').')');
00293                 $this->tpl->setVariable("TXT_NEW_POSTS",$this->lng->txt('forums_new_articles'));
00294                 $this->tpl->setVariable("TXT_NUM_VISITS", $this->lng->txt("visits"));
00295                 $this->tpl->setVariable("TXT_LAST_POST", $this->lng->txt("forums_last_post"));
00296                 $this->tpl->parseCurrentBlock("threadtable");
00297                 
00298                 $this->tpl->setCurrentBlock("perma_link");
00299                 $this->tpl->setVariable("PERMA_LINK", ILIAS_HTTP_PATH.
00300                         "/goto.php?target=".
00301                         $this->object->getType().
00302                         "_".$this->object->getRefId()."&client_id=".CLIENT_ID);
00303                 $this->tpl->setVariable("TXT_PERMA_LINK", $this->lng->txt("perma_link"));
00304                 $this->tpl->setVariable("PERMA_TARGET", "_top");
00305                 $this->tpl->parseCurrentBlock();
00306         }
00307 
00311         function createObject()
00312         {
00313                 global $rbacsystem;
00314 
00315                 $new_type = $_POST["new_type"] ? $_POST["new_type"] : $_GET["new_type"];
00316 
00317                 if (!$rbacsystem->checkAccess("create", $_GET["ref_id"], $new_type))
00318                 {
00319                         $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
00320                 }
00321 
00322                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.frm_create.html");
00323 
00324                 $this->tpl->setVariable("TYPE_IMG",ilUtil::getImagePath('icon_frm.gif'));
00325                 $this->tpl->setVariable("ALT_IMG", $this->lng->txt('edit_properties'));
00326 
00327                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
00328                 $this->tpl->setVariable("TXT_DESC", $this->lng->txt("desc"));
00329                 $this->tpl->setVariable("TITLE",$_POST['title']);
00330                 $this->tpl->setVariable("DESC",$_POST['description']);
00331 
00332                 $this->ctrl->setParameter($this, "new_type", $new_type);
00333                 $this->tpl->setVariable("FORMACTION",$this->ctrl->getFormAction($this));
00334 
00335                 $this->tpl->setVariable("TARGET", ' target="'.
00336                         ilFrameTargetInfo::_getFrame("MainContent").'" ');
00337 
00338                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt('frm_new'));
00339                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00340                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
00341                 $this->tpl->setVariable("CMD_SUBMIT", "save");
00342                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00343 
00344                 // DEFAULT ORDER
00345                 $this->tpl->setVariable("TXT_VIEW",$this->lng->txt('frm_default_view'));
00346                 $this->tpl->setVariable("TXT_ANSWER",$this->lng->txt('order_by').' '.$this->lng->txt('answers'));
00347                 $this->tpl->setVariable("TXT_DATE",$this->lng->txt('order_by').' '.$this->lng->txt('date'));
00348 
00349                 $default_sort = $_POST['sort'] ? $_POST['sort'] : 1;
00350 
00351                 $this->tpl->setVariable("CHECK_ANSWER",ilUtil::formRadioButton($default_sort == 1 ? 1 : 0,'sort',1));
00352                 $this->tpl->setVariable("CHECK_DATE",ilUtil::formRadioButton($default_sort == 2 ? 1 : 0,'sort',2));
00353 
00354                 // ANONYMIZED OR NOT
00355 #               $this->tpl->setVariable("TXT_ANONYMIZED",$this->lng->txt('frm_anonymous_posting'));
00356 #               $this->tpl->setVariable("TXT_ANONYMIZED_DESC",$this->lng->txt('frm_anonymous_posting_desc'));
00357 
00358 #               $anonymized = $_POST['anonymized'] ? $_POST['anonymized'] : 0;
00359 
00360 #               $this->tpl->setVariable("CHECK_ANONYMIZED",ilUtil::formCheckbox($anonymized == 1 ? 1 : 0,'anonymized',1));
00361 
00362                 // Statistics enabled or not
00363                 
00364                 $statisticsEnabled  = $_POST['statistics_enabled'] ? $_POST['statistics_enabled'] : 1;
00365                 
00366                 $this->tpl->setVariable("TXT_STATISTICS_ENABLED", $this->lng->txt("frm_statistics_enabled"));   
00367                 $this->tpl->setVariable("TXT_STATISTICS_ENABLED_DESC", $this->lng->txt("frm_statistics_enabled_desc"));
00368                 
00369                 
00370                 $this->tpl->setVariable("CHECK_STATISTICS_ENABLED", 
00371                         ilUtil::formCheckbox(
00372                                 $statisticsEnabled == 1 && $this->ilias->getSetting("enable_fora_statistics", true)? 1 : 0,
00373                                 'statistics_enabled', 1,
00374                                 $this->ilias->getSetting("enable_fora_statistics", true)?false:true));
00375 
00376                 // show ilias 2 forum import for administrators only
00377                 include_once("classes/class.ilMainMenuGUI.php");
00378                 if(ilMainMenuGUI::_checkAdministrationPermission())
00379                 {
00380                         $this->tpl->setCurrentBlock("forum_import");
00381                         $this->tpl->setVariable("FORMACTION_IMPORT",
00382                                 $this->ctrl->getFormAction($this));
00383                         $this->tpl->setVariable("TXT_IMPORT_FORUM", $this->lng->txt("forum_import")." (ILIAS 2)");
00384                         $this->tpl->setVariable("TXT_IMPORT_FILE", $this->lng->txt("forum_import_file"));
00385                         $this->tpl->setVariable("BTN2_CANCEL", $this->lng->txt("cancel"));
00386                         $this->tpl->setVariable("BTN_IMPORT", $this->lng->txt("import"));
00387                         $this->tpl->setVariable("TYPE_IMG2",ilUtil::getImagePath('icon_frm.gif'));
00388                         $this->tpl->setVariable("ALT_IMG2", $this->lng->txt("forum_import"));
00389                         $this->tpl->parseCurrentBlock();
00390                 }
00391                 return true;
00392         }
00393 
00399         function cancelObject($in_rep = false)
00400         {
00401                 sendInfo($this->lng->txt("msg_cancel"),true);
00402 
00403                 //$this->ctrl->redirectByClass("ilrepositorygui", "frameset");
00404                 ilUtil::redirect("repository.php?cmd=frameset&ref_id=".$_GET["ref_id"]);
00405 
00406         }
00407 
00408         function updateObject()
00409         {
00410                 if(strlen($_POST['title']))
00411                 {
00412                         $this->object->setTitle(ilUtil::stripSlashes($_POST["title"]));
00413                         $this->object->setDescription(ilUtil::stripSlashes($_POST["desc"]));
00414                         $this->object->setDefaultView((int) $_POST['sort']);
00415 #                       $this->object->setAnonymized((int) $_POST['anonymized']);
00416                         $this->object->setStatisticsEnabled((int) $_POST['statistics_enabled']);
00417                         $this->object->update();
00418 
00419                         sendInfo($this->lng->txt("msg_obj_modified"),true);
00420 
00421                         // REDIRECT (UPDATE TITLE)
00422                         $this->ctrl->redirect($this,'edit');
00423                 }
00424                 // ERROR
00425                 sendInfo($this->lng->txt('frm_title_required'));
00426 
00427                 return $this->editObject();
00428         }
00429 
00436         function editObject()
00437         {
00438                 global $rbacsystem;
00439 
00440                 if (!$rbacsystem->checkAccess("write", $_GET["ref_id"],"frm"))
00441                 {
00442                         $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
00443                 }
00444 
00445                 $default_sort = $_POST['sort']
00446                         ? $_POST['sort'] 
00447                         : $this->object->getDefaultView();
00448 #               $anonymized = $_POST['anonymized']
00449 #                       ? $_POST['anonymized'] 
00450 #                       : $this->object->isAnonymized();
00451                         
00452                 $statisticsEnabled  = $_POST['statistics_enabled'] ? 
00453                         $_POST['statistics_enabled'] 
00454                         : $this->object->isStatisticsEnabled();
00455 
00456                 
00457                         
00458                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.forum_properties.html");
00459 
00460                 $this->tpl->setVariable("TYPE_IMG",ilUtil::getImagePath('icon_frm.gif'));
00461                 $this->tpl->setVariable("ALT_IMG",$this->lng->txt('edit_properties'));
00462 
00463 
00464                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
00465                 $this->tpl->setVariable("TXT_DESC", $this->lng->txt("desc"));
00466                 $this->tpl->setVariable("TITLE", ilUtil::prepareFormOutput($this->object->getTitle()));
00467                 $this->tpl->setVariable("DESC", ilUtil::stripSlashes($this->object->getDescription()));
00468 
00469 
00470                 $this->tpl->setVariable("FORMACTION", $this->ctrl->getFormAction($this));
00471                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt('edit_properties'));
00472                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00473                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
00474                 $this->tpl->setVariable("CMD_SUBMIT", "update");
00475                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00476 
00477                 // DEFAULT ORDER
00478                 $this->tpl->setVariable("TXT_VIEW",$this->lng->txt('frm_default_view'));
00479                 $this->tpl->setVariable("TXT_ANSWER",$this->lng->txt('order_by').' '.$this->lng->txt('answers'));
00480                 $this->tpl->setVariable("TXT_DATE",$this->lng->txt('order_by').' '.$this->lng->txt('date'));
00481 
00482                 $this->tpl->setVariable("CHECK_ANSWER",ilUtil::formRadioButton($default_sort == 1 ? 1 : 0,'sort',1));
00483                 $this->tpl->setVariable("CHECK_DATE",ilUtil::formRadioButton($default_sort == 2 ? 1 : 0,'sort',2));
00484 
00485                 // ANONYMIZED OR NOT
00486 #               $this->tpl->setVariable("TXT_ANONYMIZED",$this->lng->txt('frm_anonymous_posting'));
00487 #               $this->tpl->setVariable("TXT_ANONYMIZED_DESC",$this->lng->txt('frm_anonymous_posting_desc'));
00488 
00489 #               $this->tpl->setVariable("CHECK_ANONYMIZED",ilUtil::formCheckbox($anonymized == 1 ? 1 : 0,'anonymized',1));
00490 
00491                 // Statistics enabled or not
00492                 $this->tpl->setVariable("TXT_STATISTICS_ENABLED", $this->lng->txt("frm_statistics_enabled"));   
00493                 $this->tpl->setVariable("TXT_STATISTICS_ENABLED_DESC", $this->lng->txt("frm_statistics_enabled_desc"));
00494                 
00495                 $this->tpl->setVariable("CHECK_STATISTICS_ENABLED", 
00496                         ilUtil::formCheckbox(
00497                                 $statisticsEnabled == 1 && $this->ilias->getSetting("enable_fora_statistics", true)? 1 : 0,
00498                                 'statistics_enabled', 1,
00499                                 $this->ilias->getSetting("enable_fora_statistics", true)?false:true));
00500                                 
00501 
00502         }
00503 
00504 
00505         function performImportObject()
00506         {
00507 
00508                 $this->__initFileObject();
00509 
00510                 if(!$this->file_obj->storeUploadedFile($_FILES["importFile"]))  // STEP 1 save file in ...import/mail
00511                 {
00512                         $this->message = $this->lng->txt("import_file_not_valid"); 
00513                         $this->file_obj->unlinkLast();
00514                 }
00515                 else if(!$this->file_obj->unzip())
00516                 {
00517                         $this->message = $this->lng->txt("cannot_unzip_file");                  // STEP 2 unzip uplaoded file
00518                         $this->file_obj->unlinkLast();
00519                 }
00520                 else if(!$this->file_obj->findXMLFile())                                                // STEP 3 getXMLFile
00521                 {
00522                         $this->message = $this->lng->txt("cannot_find_xml");
00523                         $this->file_obj->unlinkLast();
00524                 }
00525                 else if(!$this->__initParserObject($this->file_obj->getXMLFile()) or !$this->parser_obj->startParsing())
00526                 {
00527                         $this->message = $this->lng->txt("import_parse_error").":<br/>"; // STEP 5 start parsing
00528                 }
00529 
00530                 // FINALLY CHECK ERROR
00531                 if(!$this->message)
00532                 {
00533                         sendInfo($this->lng->txt("import_forum_finished"),true);
00534                         $ref_id = $this->parser_obj->getRefId();
00535                         if ($ref_id > 0)
00536                         {
00537                                 $this->ctrl->setParameter($this, "ref_id", $ref_id);
00538                                 ilUtil::redirect($this->getReturnLocation("save",
00539                                         $this->ctrl->getLinkTarget($this, "showThreads")));
00540                         }
00541                         else
00542                         {
00543                                 ilUtil::redirect("repository.php?cmd=frameset&ref_id=".$_GET["ref_id"]);
00544                         }
00545                 }
00546                 else
00547                 {
00548                         sendInfo($this->message);
00549                         $this->createObject();
00550                 }
00551         }
00552 
00553 
00558         function saveObject()
00559         {
00560                 global $rbacadmin;
00561 
00562 
00563                 $_POST['Fobject']['title'] = $_POST['title'];
00564                 $_POST['Fobject']['desc'] = $_POST['desc'];
00565 
00566                 // create and insert forum in objecttree
00567                 $forumObj = parent::saveObject();
00568 
00569                 // Create settings
00570                 $forumObj->setDefaultView((int) $_POST['sort']);
00571 #               $forumObj->setAnonymized((int) $_POST['anonymized']);
00572                 $forumObj->setStatisticsEnabled((int) $_POST['statistics_enabled']);
00573                 $forumObj->createSettings();
00574 
00575                 // setup rolefolder & default local roles (moderator)
00576                 $roles = $forumObj->initDefaultRoles();
00577 
00578                 // ...finally assign moderator role to creator of forum object
00579                 $rbacadmin->assignUser($roles[0], $forumObj->getOwner(), "n");
00580                 ilObjUser::updateActiveRoles($forumObj->getOwner());
00581                         
00582                 // insert new forum as new topic into frm_data
00583                 $top_data = array(
00584             "top_frm_fk"                => $forumObj->getId(),
00585                         "top_name"              => addslashes($forumObj->getTitle()),
00586             "top_description"   => addslashes($forumObj->getDescription()),
00587             "top_num_posts"     => 0,
00588             "top_num_threads"   => 0,
00589             "top_last_post"     => "",
00590                         "top_mods"              => $roles[0],
00591                         "top_usr_id"            => $_SESSION["AccountId"],
00592             "top_date"                  => date("Y-m-d H:i:s")
00593         );
00594         
00595                 $q = "INSERT INTO frm_data ";
00596                 $q .= "(top_frm_fk,top_name,top_description,top_num_posts,top_num_threads,top_last_post,top_mods,top_date,top_usr_id) ";
00597                 $q .= "VALUES ";
00598                 $q .= "('".$top_data["top_frm_fk"]."','".$top_data["top_name"]."','".$top_data["top_description"]."','".
00599                         $top_data["top_num_posts"]."','".$top_data["top_num_threads"]."','".$top_data["top_last_post"]."','".
00600                         $top_data["top_mods"]."','".$top_data["top_date"]."','".$top_data["top_usr_id"]."')";
00601                 $this->ilias->db->query($q);
00602 
00603                 // always send a message
00604                 sendInfo($this->lng->txt("frm_added"),true);
00605                 
00606                 $this->ctrl->setParameter($this, "ref_id", $forumObj->getRefId());
00607 
00608                 ilUtil::redirect($this->ctrl->getLinkTarget($this,'showThreads'));
00609         }
00610 
00611         function getTabs(&$tabs_gui)
00612         {
00613                 global $rbacsystem;
00614 
00615                 $this->ctrl->setParameter($this,"ref_id",$this->ref_id);
00616 
00617                 if($rbacsystem->checkAccess('write',$this->ref_id))
00618                 {
00619                         include_once './classes/class.ilRepositoryExplorer.php';
00620 
00621                         $tabs_gui->addTarget("forums_threads",ilRepositoryExplorer::buildLinkTarget($this->ref_id,'frm'),
00622                                 array("", "showThreads", "view", "markAllRead"), "");
00623                 }
00624                 if ($rbacsystem->checkAccess('write',$this->ref_id))
00625                 {
00626                         $force_active = ($_GET["cmd"] == "edit")
00627                                 ? true
00628                                 : false;
00629                         $tabs_gui->addTarget("edit_properties",
00630                                 $this->ctrl->getLinkTarget($this, "edit"), "edit", get_class($this),
00631                                 "", $force_active);
00632                 }
00633         
00634                 if ($this->ilias->getSetting("enable_fora_statistics", true) &&
00635                         ($this->object->isStatisticsEnabled() || $rbacsystem->checkAccess('write',$this->ref_id))) 
00636                 {
00637                         $tabs_gui->addTarget("statistic", 
00638                                 $this->ctrl->getLinkTarget($this, "showStatistics"), "showStatistics", get_class($this),"",false);                                                      
00639                         
00640                 }
00641 
00642                 if ($rbacsystem->checkAccess('edit_permission',$this->ref_id))
00643                 {
00644                         $tabs_gui->addTarget("perm_settings",
00645                                 $this->ctrl->getLinkTargetByClass(array(get_class($this),'ilpermissiongui'), "perm"), array("perm","info","owner"), 'ilpermissiongui');                                                 
00646                 }
00647                 
00648                 return true;
00649         }
00650         
00654         function showStatisticsObject() 
00655         {
00656                 global $rbacsystem, $ilUser, $ilAccess;
00657                 
00659                 if (!$this->ilias->getSetting("enable_fora_statistics", true))
00660                 {
00661                         $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
00662                 }
00663                 
00664                 // if no read access -> intrusion detected
00665                 if (!$rbacsystem->checkAccess("read", $_GET["ref_id"],"frm"))
00666                 {
00667                         $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
00668                 }
00669 
00670                 // if read access and statistics disabled -> intrusion detected                 
00671                 if (!$rbacsystem->checkAccess("read", $_GET["ref_id"],"frm") && !$this->object->isStatisticsEnabled())
00672                 {
00673                         $this->ilias->raiseError($this->lng->txt("permission_denied"),$this->ilias->error_obj->MESSAGE);
00674                 }
00675                 
00676                 
00677                 
00678                 $tbl = new ilTableGUI();
00679                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.forums_statistics_view.html");              
00680         $this->tpl->addBlockfile("TBL_CONTENT", "tbl_content", "tpl.table.html");               
00681                 
00682                 
00683                 
00684                 // if write access and statistics disabled -> ok, for forum admin               
00685                 if ($rbacsystem->checkAccess("write", $_GET["ref_id"],"frm") && !$this->object->isStatisticsEnabled())
00686                 {
00687                         //todo: show message
00688                         $this->tpl->setVariable ("STATUSLINE",$this->lng->txt("frm_statistics_disabled_for_participants")); 
00689                 }
00690                 
00691                 // get sort variables from get vars
00692                 $sort_order = isset($_GET['sort_order']) ? $_GET['sort_order']:"DESC";
00693                 $sort_by  = isset($_GET['sort_by']) ? $_GET['sort_by'] : 'ranking';
00694 
00695                 if ($sort_by == "title")
00696                         $sort_by = "ranking";
00697 
00698                 
00699                 // create query
00700                 $query = "SELECT COUNT(f.pos_usr_id) as ranking, u.login, u.lastname, u.firstname
00701                                             FROM frm_posts f, frm_posts_tree t, frm_threads th, usr_data u, frm_data d
00702                                             WHERE f.pos_pk = t.pos_fk AND t.thr_fk = th.thr_pk AND u.usr_id = f.pos_usr_id AND d.top_pk = f.pos_top_fk AND d.top_frm_fk=".$this->object->getId()."
00703                                             GROUP BY pos_usr_id ORDER BY $sort_by $sort_order"; 
00704                                                            
00705                 // get resultset
00706                 $resultset = $this->ilias->db->query ($query);
00707                 
00708                 while ($row = $resultset->fetchRow(DB_FETCHMODE_ASSOC)) {
00709                     $data [] = $row;
00710                 }
00711                 
00712         
00713                 // title & header columns
00714                 $tbl->setTitle($this->lng->txt("statistic"),"icon_usr_b.gif",$this->lng->txt("obj_".$this->object->getType()));
00715                                 
00716                 $header_names = array ($this->lng->txt("frm_statistics_ranking"),$this->lng->txt("login"), $this->lng->txt("lastname"),$this->lng->txt("firstname"));
00717                          
00718                 $tbl->setHeaderNames($header_names);
00719 
00720                 $header_params = array("ref_id"         => $this->ref_id, "cmd"                 => "statistic" );
00721                 $header_fields = array("ranking","login","lastname", "firstname");              
00722 
00723                 $tbl->setHeaderVars($header_fields,$header_params);
00724                 $tbl->setColumnWidth(array("","25%","25%","25%"));
00725 
00726                 // table properties
00727         $tbl->enable("hits");
00728         $tbl->disable("sort");
00729                 $tbl->setOrderColumn($sort_by);
00730                 $tbl->setOrderDirection($sort_order);
00731                 $tbl->setLimit(0);
00732                 $tbl->setOffset(0);
00733                 $tbl->setData($data);
00734 
00735                 $tbl->render();
00736                                 
00737                 $this->tpl->parseCurrentBlock();                        
00738                         
00739         }
00740         
00741 
00742 
00743         // PRIVATE
00744         function __initFileObject()
00745         {
00746                 include_once "classes/class.ilFileDataImportForum.php";
00747 
00748                 $this->file_obj =& new ilFileDataImportForum();
00749 
00750                 return true;
00751         }
00752 
00753         function __initParserObject($a_xml_file)
00754         {
00755                 include_once "classes/class.ilForumImportParser.php";
00756 
00757                 $this->parser_obj =& new ilForumImportParser($a_xml_file,$this->ref_id);
00758 
00759                 return true;
00760         }
00761         
00767         function _goto($a_target, $a_thread = 0)
00768         {
00769                 global $ilAccess, $ilErr, $lng;
00770 
00771                 if ($ilAccess->checkAccess("read", "", $a_target))
00772                 {
00773                         if ($a_thread != 0)
00774                         {
00775                                 $_GET["thr_pk"] = $a_thread;
00776                                 $_GET["ref_id"] = $a_target;
00777                                 include_once("forums_frameset.php");
00778                                 exit;
00779                         }
00780                         else
00781                         {
00782                                 $_GET["ref_id"] = $a_target;
00783                                 include_once("repository.php");
00784                                 exit;
00785                         }
00786                 }
00787                 else if ($ilAccess->checkAccess("read", "", ROOT_FOLDER_ID))
00788                 {
00789                         $_GET["cmd"] = "frameset";
00790                         $_GET["target"] = "";
00791                         $_GET["ref_id"] = ROOT_FOLDER_ID;
00792                         sendInfo(sprintf($lng->txt("msg_no_perm_read_item"),
00793                                 ilObject::_lookupTitle(ilObject::_lookupObjId($a_target))), true);
00794                         include("repository.php");
00795                         exit;
00796                 }
00797 
00798                 $ilErr->raiseError($lng->txt("msg_no_perm_read_lm"), $ilErr->FATAL);
00799 
00800         }
00801 
00802 
00803 } // END class.ilObjForumGUI
00804 ?>