ILIAS Release_3_7_x_branch .rev 46817: ilinc/classes/class.ilObjiLincClassroomGUI.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 
00036 include_once "./classes/class.ilObjectGUI.php";
00037 include_once "class.ilObjiLincClassroom.php";
00038 
00039 class ilObjiLincClassroomGUI extends ilObjectGUI
00040 {
00046         function ilObjiLincClassroomGUI($a_icla_id,$a_icrs_id,$a_call_by_reference = false,$a_prepare_output = false)
00047         {
00048                 global $ilCtrl,$lng,$ilias,$objDefinition,$tpl,$tree,$ilErr;
00049                 
00050                 $this->type = "icla";
00051                 $this->id = $a_icla_id;
00052                 $this->parent = $a_icrs_id;
00053                 $this->ilias =& $ilias;
00054                 $this->objDefinition =& $objDefinition;
00055                 $this->tpl =& $tpl;
00056                 $this->html = "";
00057                 $this->ctrl =& $ilCtrl;
00058                 $this->lng =& $lng;
00059                 $this->tree =& $tree;
00060                 $this->ilErr =& $ilErr;
00061 
00062                 //$this->ctrl->saveParameter($this,'parent');
00063                 $this->lng->loadLanguageModule('ilinc');
00064                 
00065                 $this->formaction = array();
00066                 $this->return_location = array();
00067                 $this->target_frame = array();
00068                 //$this->tab_target_script = "adm_object.php";
00069                 $this->actions = "";
00070                 $this->sub_objects = "";
00071 
00072                 //prepare output
00073                 if (false)
00074                 {
00075                         $this->prepareOutput();
00076                 }
00077                 
00078                 $this->assignObject();
00079         }
00080         
00081         function assignObject()
00082         {
00083                 $this->object = new ilObjiLincClassroom($this->id,$this->parent);
00084         }
00085         
00086         function create()
00087         {
00088                 $this->prepareOutput();
00089 
00090                 $new_type = $_POST["new_type"] ? $_POST["new_type"] : $_GET["new_type"];
00091 
00092                 // fill in saved values in case of error
00093                 $data = array();
00094                 $data["fields"] = array();
00095                 $data["fields"]["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
00096                 $data["fields"]["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
00097                 //$data["fields"]["homepage"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["homepage"],true);
00098                 //$data["fields"]["download"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["download"],true);
00099 
00100                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.icla_edit.html","ilinc");
00101                 
00102                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
00103                 $this->tpl->setVariable("TITLE", $data["fields"]["title"]);
00104                 $this->tpl->setVariable("TXT_DESC", $this->lng->txt("desc"));
00105                 $this->tpl->setVariable("DESC", $data["fields"]["desc"]);
00106 
00107                 // get all docents of course
00108                 $docentlist = $this->object->getDocentList();
00109                 
00110                 $docent_options[0] = $this->lng->txt('please_choose');
00111 
00112                 foreach ($docentlist as $id => $data)
00113                 {
00114                         $docent_options[$id] = $data['fullname'];
00115                 }
00116                 
00117                 $sel_docents = ilUtil::formSelect("0","Fobject[instructoruserid]",$docent_options,false,true);
00118                 
00119                 $this->tpl->setVariable("TXT_DOCENT", $this->lng->txt(ILINC_MEMBER_DOCENT));
00120                 $this->tpl->setVariable("SEL_DOCENT", $sel_docents);
00121                 
00122                 /*$docent = 0; $student = 0;
00123 
00124                 if ($ilinc_status == ILINC_MEMBER_DOCENT)
00125                 {
00126                         $docent = 1;
00127                 }
00128                 elseif ($ilinc_status == ILINC_MEMBER_STUDENT)
00129                 {
00130                         $student = 1;
00131                 }*/
00132                 
00133                 $radio1 = ilUtil::formRadioButton(1,"Fobject[alwaysopen]","1");
00134                 $radio2 = ilUtil::formRadioButton(0,"Fobject[alwaysopen]","0");
00135                 
00136                 $this->tpl->setVariable("TXT_ACCESS", $this->lng->txt("access"));
00137                 $this->tpl->setVariable("SEL_ACCESS", $radio1." ".$this->lng->txt("ilinc_classroom_open").$radio2." ".$this->lng->txt("ilinc_classroom_closed"));
00138 
00139                 // display akclassvalues 
00140                 if ($this->ilias->getSetting("ilinc_akclassvalues_active"))
00141                 {
00142                         $icrs_obj_id = ilObject::_lookupObjectId($this->parent);
00143                         include_once('class.ilObjiLincCourse.php');
00144                         $akclassvalues = ilObjiLincCourse::_getAKClassValues($icrs_obj_id);
00145                         
00146                         $this->tpl->setVariable("TXT_AKCLASSVALUE1", $this->lng->txt("akclassvalue1"));
00147                         $this->tpl->setVariable("TXT_AKCLASSVALUE2", $this->lng->txt("akclassvalue2"));
00148                         
00149                         $this->tpl->setVariable("AKCLASSVALUE1", $akclassvalues[0]);
00150                         $this->tpl->setVariable("AKCLASSVALUE2", $akclassvalues[1]);
00151                 }
00152 
00153                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("save",$this->ctrl->getFormAction($this)."&new_type=".$new_type));
00154 
00155                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($new_type."_new"));
00156                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00157                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt($new_type."_add"));
00158                 $this->tpl->setVariable("CMD_SUBMIT", "save");
00159                 $this->tpl->setVariable("TARGET", $this->getTargetFrame("save"));
00160                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00161         }
00162 
00167         function save()
00168         {
00169                 // akclassvalues 
00170                 if ($this->ilias->getSetting("ilinc_akclassvalues_active"))
00171                 {
00172                         $icrs_obj_id = ilObject::_lookupObjectId($this->parent);
00173                         include_once('class.ilObjiLincCourse.php');
00174                         $akclassvalues = ilObjiLincCourse::_getAKClassValues($icrs_obj_id);
00175                         
00176                         $_POST['Fobject']['akclassvalue1'] = $akclassvalues[0];
00177                         $_POST['Fobject']['akclassvalue2'] = $akclassvalues[1];
00178                 }
00179                 
00180                 $ilinc_course_id = ilObjiLincClassroom::_lookupiCourseId($this->parent);
00181 
00182                 $this->object->ilincAPI->addClass($ilinc_course_id,$_POST['Fobject']);
00183                 $response = $this->object->ilincAPI->sendRequest('addClass');
00184                 
00185                 if ($response->isError())
00186                 {
00187                         $this->ilErr->raiseError($response->getErrorMsg(),$this->ilErr->MESSAGE);
00188                 }
00189 
00190                 // always send a message
00191                 sendInfo($response->getResultMsg(),true);
00192                 
00193                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00194         }
00195         
00196         function joinClassroom()
00197         {
00198                 // join class
00199                 $url = $this->object->joinClass($this->ilias->account,$_GET['class_id']);
00200 
00201                 if (!$url)
00202                 {
00203                         $this->ilias->raiseError($this->object->getErrorMsg(),$this->ilias->error_obj->FATAL);
00204                 }
00205 
00206                 ilUtil::redirect(trim($url));
00207         }
00208         
00209         function editClassroom()
00210         {
00211                 $fields = array();
00212 
00213                 if ($_SESSION["error_post_vars"])
00214                 {
00215                         // fill in saved values in case of error
00216                         $fields["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
00217                         $fields["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
00218                 }
00219                 else
00220                 {
00221                         $fields["title"] = ilUtil::prepareFormOutput($this->object->getTitle());
00222                         $fields["desc"] = ilUtil::stripSlashes($this->object->getDescription());
00223                 }
00224 
00225                 $this->displayEditForm($fields);
00226         }
00227         
00234         function displayEditForm($fields)
00235         {
00236                 //$this->getTemplateFile("edit");
00237                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.icla_edit.html","ilinc");
00238 
00239                 foreach ($fields as $key => $val)
00240                 {
00241                         $this->tpl->setVariable("TXT_".strtoupper($key), $this->lng->txt($key));
00242                         $this->tpl->setVariable(strtoupper($key), $val);
00243                         $this->tpl->parseCurrentBlock();
00244                 }
00245 
00246                 // get all docents of course
00247                 $docentlist = $this->object->getDocentList();
00248                 
00249                 $docent_options[0] = $this->lng->txt('please_choose');
00250 
00251                 foreach ($docentlist as $id => $data)
00252                 {
00253                         $docent_options[$id] = $data['fullname'];
00254                 }
00255                 
00256                 $sel_docents = ilUtil::formSelect($this->object->getDocentId(),"Fobject[instructoruserid]",$docent_options,false,true);
00257                 
00258                 $this->tpl->setVariable("TXT_DOCENT", $this->lng->txt(ILINC_MEMBER_DOCENT));
00259                 $this->tpl->setVariable("SEL_DOCENT", $sel_docents);
00260                 
00261                 
00262                 $open = 0; $closed = 0;
00263 
00264                 if ($this->object->getStatus())
00265                 {
00266                         $open = 1;
00267                 }
00268                 else
00269                 {
00270                         $closed = 1;
00271                 }
00272                 
00273                 $radio1 = ilUtil::formRadioButton($open,"Fobject[alwaysopen]","1");
00274                 $radio2 = ilUtil::formRadioButton($closed,"Fobject[alwaysopen]","0");
00275                 
00276                 $this->tpl->setVariable("TXT_ACCESS", $this->lng->txt("access"));
00277                 $this->tpl->setVariable("SEL_ACCESS", $radio1." ".$this->lng->txt("ilinc_classroom_open").$radio2." ".$this->lng->txt("ilinc_classroom_closed"));
00278 
00279                 // display akclassvalues 
00280                 if ($this->ilias->getSetting("ilinc_akclassvalues_active"))
00281                 {
00282                         $icrs_obj_id = ilObject::_lookupObjectId($this->parent);
00283                         include_once('class.ilObjiLincCourse.php');
00284                         $akclassvalues = ilObjiLincCourse::_getAKClassValues($icrs_obj_id);
00285                         
00286                         $this->tpl->setVariable("TXT_AKCLASSVALUE1", $this->lng->txt("akclassvalue1"));
00287                         $this->tpl->setVariable("TXT_AKCLASSVALUE2", $this->lng->txt("akclassvalue2"));
00288                         
00289                         $this->tpl->setVariable("AKCLASSVALUE1", $akclassvalues[0]);
00290                         $this->tpl->setVariable("AKCLASSVALUE2", $akclassvalues[1]);
00291                 }
00292 
00293                 $obj_str = "&class_id=".$this->object->id;
00294                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("update",$this->ctrl->getFormAction($this).$obj_str));
00295 
00296                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($this->object->getType()."_edit"));
00297                 $this->tpl->setVariable("TARGET", $this->getTargetFrame("update"));
00298                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00299                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
00300                 $this->tpl->setVariable("CMD_SUBMIT", "updateClassroom");
00301                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00302 
00303         }
00304         
00310         function getTabs(&$tabs_gui)
00311         {
00312                 // tabs are defined manually here. The autogeneration via objects.xml will be deprecated in future
00313                 // for usage examples see ilObjGroupGUI or ilObjSystemFolderGUI
00314         }
00315         
00323         function removeClassroom($a_error = false)
00324         {
00325                 unset($this->data);
00326                 $this->data["cols"] = array("type", "title", "last_change");
00327 
00328                 $this->data["data"][$_GET['class_id']] = array(
00329                                                                                         "type"        => $this->object->getType(),
00330                                                                                         "title"       => $this->object->getTitle()."#separator#".$this->object->getDescription()." ",   // workaround for empty desc
00331                                                                                         "last_update" => "n/a"
00332                                                                                 );
00333 
00334                 $this->data["buttons"] = array( "confirmedDeleteClassroom"  => $this->lng->txt("confirm"),
00335                                                                   "cancelDeleteClassroom"  => $this->lng->txt("cancel"));
00336 
00337                 $this->getTemplateFile("confirm");
00338 
00339                 if(!$a_error)
00340                 {
00341                         sendInfo($this->lng->txt("info_delete_sure"));
00342                 }
00343 
00344                 $obj_str = "&class_id=".$this->object->id;
00345                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("delete",$this->ctrl->getFormAction($this).$obj_str));
00346 
00347                 // BEGIN TABLE HEADER
00348                 foreach ($this->data["cols"] as $key)
00349                 {
00350                         $this->tpl->setCurrentBlock("table_header");
00351                         $this->tpl->setVariable("TEXT",$this->lng->txt($key));
00352                         $this->tpl->parseCurrentBlock();
00353                 }
00354                 // END TABLE HEADER
00355 
00356                 // BEGIN TABLE DATA
00357                 $counter = 0;
00358 
00359                 foreach ($this->data["data"] as $key => $value)
00360                 {
00361                         // BEGIN TABLE CELL
00362                         foreach ($value as $key => $cell_data)
00363                         {
00364                                 $this->tpl->setCurrentBlock("table_cell");
00365 
00366                                 // CREATE TEXT STRING
00367                                 if ($key == "type")
00368                                 {
00369                                         $this->tpl->setVariable("TEXT_CONTENT",ilUtil::getImageTagByType($cell_data,$this->tpl->tplPath));
00370                                 }
00371                                 elseif ($key == "title")
00372                                 {
00373                                         $name_field = explode("#separator#",$cell_data);
00374 
00375                                         $this->tpl->setVariable("TEXT_CONTENT", "<b>".$name_field[0]."</b>");
00376                                                 
00377                                         $this->tpl->setCurrentBlock("subtitle");
00378                                         $this->tpl->setVariable("DESC", $name_field[1]);
00379                                         $this->tpl->parseCurrentBlock();
00380                                         $this->tpl->setCurrentBlock("table_cell");
00381                                 }
00382                                 else
00383                                 {
00384                                         $this->tpl->setVariable("TEXT_CONTENT",$cell_data);
00385                                 }
00386 
00387                                 $this->tpl->parseCurrentBlock();
00388                         }
00389 
00390                         $this->tpl->setCurrentBlock("table_row");
00391                         $this->tpl->setVariable("CSS_ROW",ilUtil::switchColor(++$counter,"tblrow1","tblrow2"));
00392                         $this->tpl->parseCurrentBlock();
00393                         // END TABLE CELL
00394                 }
00395                 // END TABLE DATA
00396 
00397                 // BEGIN OPERATION_BTN
00398                 foreach ($this->data["buttons"] as $name => $value)
00399                 {
00400                         $this->tpl->setCurrentBlock("operation_btn");
00401                         $this->tpl->setVariable("IMG_ARROW",ilUtil::getImagePath("arrow_downright.gif"));
00402                         $this->tpl->setVariable("BTN_NAME",$name);
00403                         $this->tpl->setVariable("BTN_VALUE",$value);
00404                         $this->tpl->parseCurrentBlock();
00405                 }
00406         }
00407         
00413         function updateClassroom()
00414         {
00415                 $this->object->setTitle(ilUtil::stripSlashes($_POST["Fobject"]["title"]));
00416                 $this->object->setDescription(ilUtil::stripSlashes($_POST["Fobject"]["desc"]));
00417                 $this->object->setDocentId($_POST["Fobject"]["instructoruserid"]);
00418                 $this->object->setStatus($_POST["Fobject"]["alwaysopen"]);
00419                 
00420                 //var_dump($_POST["Fobject"],$this->object->getStatus());exit;
00421 
00422                 if (!$this->object->update())
00423                 {
00424                         $this->ilErr->raiseError($this->object->getErrorMsg(),$this->ilErr->MESSAGE);
00425                 }
00426                 
00427                 //sendInfo($this->lng->txt("msg_icla_updated"),true);
00428                 sendInfo($this->getResultMsg(),true);
00429                 
00430                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00431                 //ilUtil::redirect($this->getReturnLocation("update",$this->ctrl->getLinkTarget($this)));
00432         }
00433         
00434         function &executeCommand()
00435         {
00436                 $next_class = $this->ctrl->getNextClass($this);
00437                 $cmd = $this->ctrl->getCmd();
00438 
00439                 switch($next_class)
00440                 {
00441                         default:
00442                                 $this->$cmd();
00443                                 break;
00444                 }
00445 
00446                 return true;
00447         }
00448         
00454         function cancelDeleteClassroom()
00455         {
00456                 session_unregister("saved_post");
00457                 
00458                 sendInfo($this->lng->txt("msg_cancel"),true);
00459 
00460                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00461         }
00462         
00466         function confirmedDeleteClassroom()
00467         {
00468                 if (!$this->object->delete())
00469                 {
00470                         $msg = $this->object->getErrorMsg();
00471                 }
00472                 else
00473                 {
00474                         $msg = $this->lng->txt('icla_deleted');
00475                 }
00476                 
00477                 // Feedback
00478                 sendInfo($msg,true);
00479                 
00480                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00481         }
00482         
00483         function getResultMsg()
00484         {
00485                 return $this->object->result_msg;
00486         }
00487         
00492         function cancel()
00493         {
00494                 sendInfo($this->lng->txt("msg_cancel"),true);
00495 
00496                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00497         }
00498 } // END class.ilObjiLincClassroomGUI
00499 ?>