ILIAS Release_3_9_x_branch .rev 46835: 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 
00035 include_once "./classes/class.ilObjectGUI.php";
00036 include_once "class.ilObjiLincClassroom.php";
00037 
00038 class ilObjiLincClassroomGUI extends ilObjectGUI
00039 {
00045         function ilObjiLincClassroomGUI($a_icla_id,$a_icrs_id,$a_call_by_reference = false,$a_prepare_output = false)
00046         {
00047                 global $ilCtrl,$lng,$ilias,$objDefinition,$tpl,$tree,$ilErr;
00048                 
00049                 $this->type = "icla";
00050                 $this->id = $a_icla_id;
00051                 $this->parent = $a_icrs_id;
00052                 $this->ilias =& $ilias;
00053                 $this->objDefinition =& $objDefinition;
00054                 $this->tpl =& $tpl;
00055                 $this->html = "";
00056                 $this->ctrl =& $ilCtrl;
00057                 $this->lng =& $lng;
00058                 $this->tree =& $tree;
00059                 $this->ilErr =& $ilErr;
00060 
00061                 //$this->ctrl->saveParameter($this,'parent');
00062                 $this->lng->loadLanguageModule('ilinc');
00063                 
00064                 $this->formaction = array();
00065                 $this->return_location = array();
00066                 $this->target_frame = array();
00067                 //$this->tab_target_script = "adm_object.php";
00068                 $this->actions = "";
00069                 $this->sub_objects = "";
00070 
00071                 //prepare output
00072                 if (false)
00073                 {
00074                         $this->prepareOutput();
00075                 }
00076                 
00077                 $this->assignObject();
00078         }
00079         
00080         function assignObject()
00081         {
00082                 $this->object = new ilObjiLincClassroom($this->id,$this->parent);
00083         }
00084         
00085         function create()
00086         {
00087                 $this->prepareOutput();
00088 
00089                 $new_type = $_POST["new_type"] ? $_POST["new_type"] : $_GET["new_type"];
00090 
00091                 // fill in saved values in case of error
00092                 $data = array();
00093                 $data["fields"] = array();
00094                 $data["fields"]["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
00095                 $data["fields"]["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
00096                 //$data["fields"]["homepage"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["homepage"],true);
00097                 //$data["fields"]["download"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["download"],true);
00098 
00099                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.icla_edit.html","ilinc");
00100                 
00101                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
00102                 $this->tpl->setVariable("TITLE", $data["fields"]["title"]);
00103                 $this->tpl->setVariable("TXT_DESC", $this->lng->txt("desc"));
00104                 $this->tpl->setVariable("DESC", $data["fields"]["desc"]);
00105 
00106                 // get all docents of course
00107                 $docentlist = $this->object->getDocentList();
00108                 
00109                 $docent_options[0] = $this->lng->txt('please_choose');
00110 
00111                 foreach ($docentlist as $id => $data)
00112                 {
00113                         $docent_options[$id] = $data['fullname'];
00114                 }
00115                 
00116                 $sel_docents = ilUtil::formSelect("0","Fobject[instructoruserid]",$docent_options,false,true);
00117                 
00118                 $this->tpl->setVariable("TXT_DOCENT", $this->lng->txt(ILINC_MEMBER_DOCENT));
00119                 $this->tpl->setVariable("SEL_DOCENT", $sel_docents);
00120                 
00121                 /*$docent = 0; $student = 0;
00122 
00123                 if ($ilinc_status == ILINC_MEMBER_DOCENT)
00124                 {
00125                         $docent = 1;
00126                 }
00127                 elseif ($ilinc_status == ILINC_MEMBER_STUDENT)
00128                 {
00129                         $student = 1;
00130                 }*/
00131                 
00132                 $radio1 = ilUtil::formRadioButton(1,"Fobject[alwaysopen]","1");
00133                 $radio2 = ilUtil::formRadioButton(0,"Fobject[alwaysopen]","0");
00134                 
00135                 $this->tpl->setVariable("TXT_ACCESS", $this->lng->txt("access"));
00136                 $this->tpl->setVariable("SEL_ACCESS", $radio1." ".$this->lng->txt("ilinc_classroom_open").$radio2." ".$this->lng->txt("ilinc_classroom_closed"));
00137 
00138                 // display akclassvalues 
00139                 if ($this->ilias->getSetting("ilinc_akclassvalues_active"))
00140                 {
00141                         $icrs_obj_id = ilObject::_lookupObjectId($this->parent);
00142                         include_once('class.ilObjiLincCourse.php');
00143                         $akclassvalues = ilObjiLincCourse::_getAKClassValues($icrs_obj_id);
00144                         
00145                         $this->tpl->setVariable("TXT_AKCLASSVALUE1", $this->lng->txt("akclassvalue1"));
00146                         $this->tpl->setVariable("TXT_AKCLASSVALUE2", $this->lng->txt("akclassvalue2"));
00147                         
00148                         $this->tpl->setVariable("AKCLASSVALUE1", $akclassvalues[0]);
00149                         $this->tpl->setVariable("AKCLASSVALUE2", $akclassvalues[1]);
00150                 }
00151 
00152                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("save",$this->ctrl->getFormAction($this)."&new_type=".$new_type));
00153 
00154                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($new_type."_new"));
00155                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00156                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt($new_type."_add"));
00157                 $this->tpl->setVariable("CMD_SUBMIT", "save");
00158                 $this->tpl->setVariable("TARGET", $this->getTargetFrame("save"));
00159                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00160         }
00161 
00166         function save()
00167         {
00168                 // akclassvalues 
00169                 if ($this->ilias->getSetting("ilinc_akclassvalues_active"))
00170                 {
00171                         $icrs_obj_id = ilObject::_lookupObjectId($this->parent);
00172                         include_once('class.ilObjiLincCourse.php');
00173                         $akclassvalues = ilObjiLincCourse::_getAKClassValues($icrs_obj_id);
00174                         
00175                         $_POST['Fobject']['akclassvalue1'] = $akclassvalues[0];
00176                         $_POST['Fobject']['akclassvalue2'] = $akclassvalues[1];
00177                 }
00178                 
00179                 $ilinc_course_id = ilObjiLincClassroom::_lookupiCourseId($this->parent);
00180 
00181                 $this->object->ilincAPI->addClass($ilinc_course_id,$_POST['Fobject']);
00182                 $response = $this->object->ilincAPI->sendRequest('addClass');
00183                 
00184                 if ($response->isError())
00185                 {
00186                         $this->ilErr->raiseError($response->getErrorMsg(),$this->ilErr->MESSAGE);
00187                 }
00188 
00189                 // always send a message
00190                 ilUtil::sendInfo($response->getResultMsg(),true);
00191                 
00192                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00193         }
00194         
00195         function joinClassroom()
00196         {
00197                 // join class
00198                 $url = $this->object->joinClass($this->ilias->account,$_GET['class_id']);
00199 
00200                 if (!$url)
00201                 {
00202                         $this->ilias->raiseError($this->object->getErrorMsg(),$this->ilias->error_obj->FATAL);
00203                 }
00204 
00205                 ilUtil::redirect(trim($url));
00206         }
00207         
00208         function editClassroom()
00209         {
00210                 $fields = array();
00211 
00212                 if ($_SESSION["error_post_vars"])
00213                 {
00214                         // fill in saved values in case of error
00215                         $fields["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
00216                         $fields["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
00217                 }
00218                 else
00219                 {
00220                         $fields["title"] = ilUtil::prepareFormOutput($this->object->getTitle());
00221                         $fields["desc"] = ilUtil::stripSlashes($this->object->getDescription());
00222                 }
00223 
00224                 $this->displayEditForm($fields);
00225         }
00226         
00233         function displayEditForm($fields)
00234         {
00235                 //$this->getTemplateFile("edit");
00236                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.icla_edit.html","ilinc");
00237 
00238                 foreach ($fields as $key => $val)
00239                 {
00240                         $this->tpl->setVariable("TXT_".strtoupper($key), $this->lng->txt($key));
00241                         $this->tpl->setVariable(strtoupper($key), $val);
00242                         $this->tpl->parseCurrentBlock();
00243                 }
00244 
00245                 // get all docents of course
00246                 $docentlist = $this->object->getDocentList();
00247                 
00248                 $docent_options[0] = $this->lng->txt('please_choose');
00249 
00250                 foreach ($docentlist as $id => $data)
00251                 {
00252                         $docent_options[$id] = $data['fullname'];
00253                 }
00254                 
00255                 $sel_docents = ilUtil::formSelect($this->object->getDocentId(),"Fobject[instructoruserid]",$docent_options,false,true);
00256                 
00257                 $this->tpl->setVariable("TXT_DOCENT", $this->lng->txt(ILINC_MEMBER_DOCENT));
00258                 $this->tpl->setVariable("SEL_DOCENT", $sel_docents);
00259                 
00260                 
00261                 $open = 0; $closed = 0;
00262 
00263                 if ($this->object->getStatus())
00264                 {
00265                         $open = 1;
00266                 }
00267                 else
00268                 {
00269                         $closed = 1;
00270                 }
00271                 
00272                 $radio1 = ilUtil::formRadioButton($open,"Fobject[alwaysopen]","1");
00273                 $radio2 = ilUtil::formRadioButton($closed,"Fobject[alwaysopen]","0");
00274                 
00275                 $this->tpl->setVariable("TXT_ACCESS", $this->lng->txt("access"));
00276                 $this->tpl->setVariable("SEL_ACCESS", $radio1." ".$this->lng->txt("ilinc_classroom_open").$radio2." ".$this->lng->txt("ilinc_classroom_closed"));
00277 
00278                 // display akclassvalues 
00279                 if ($this->ilias->getSetting("ilinc_akclassvalues_active"))
00280                 {
00281                         $icrs_obj_id = ilObject::_lookupObjectId($this->parent);
00282                         include_once('class.ilObjiLincCourse.php');
00283                         $akclassvalues = ilObjiLincCourse::_getAKClassValues($icrs_obj_id);
00284                         
00285                         $this->tpl->setVariable("TXT_AKCLASSVALUE1", $this->lng->txt("akclassvalue1"));
00286                         $this->tpl->setVariable("TXT_AKCLASSVALUE2", $this->lng->txt("akclassvalue2"));
00287                         
00288                         $this->tpl->setVariable("AKCLASSVALUE1", $akclassvalues[0]);
00289                         $this->tpl->setVariable("AKCLASSVALUE2", $akclassvalues[1]);
00290                 }
00291 
00292                 $obj_str = "&class_id=".$this->object->id;
00293                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("update",$this->ctrl->getFormAction($this).$obj_str));
00294 
00295                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($this->object->getType()."_edit"));
00296                 $this->tpl->setVariable("TARGET", $this->getTargetFrame("update"));
00297                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00298                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
00299                 $this->tpl->setVariable("CMD_SUBMIT", "updateClassroom");
00300                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00301 
00302         }
00303         
00309         function getTabs(&$tabs_gui)
00310         {
00311                 // tabs are defined manually here. The autogeneration via objects.xml will be deprecated in future
00312                 // for usage examples see ilObjGroupGUI or ilObjSystemFolderGUI
00313         }
00314         
00322         function removeClassroom($a_error = false)
00323         {
00324                 unset($this->data);
00325                 $this->data["cols"] = array("type", "title", "last_change");
00326 
00327                 $this->data["data"][$_GET['class_id']] = array(
00328                                                                                         "type"        => $this->object->getType(),
00329                                                                                         "title"       => $this->object->getTitle()."#separator#".$this->object->getDescription()." ",   // workaround for empty desc
00330                                                                                         "last_update" => "n/a"
00331                                                                                 );
00332 
00333                 $this->data["buttons"] = array( "confirmedDeleteClassroom"  => $this->lng->txt("confirm"),
00334                                                                   "cancelDeleteClassroom"  => $this->lng->txt("cancel"));
00335 
00336                 $this->getTemplateFile("confirm");
00337 
00338                 if(!$a_error)
00339                 {
00340                         ilUtil::sendInfo($this->lng->txt("info_delete_sure"));
00341                 }
00342 
00343                 $obj_str = "&class_id=".$this->object->id;
00344                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("delete",$this->ctrl->getFormAction($this).$obj_str));
00345 
00346                 // BEGIN TABLE HEADER
00347                 foreach ($this->data["cols"] as $key)
00348                 {
00349                         $this->tpl->setCurrentBlock("table_header");
00350                         $this->tpl->setVariable("TEXT",$this->lng->txt($key));
00351                         $this->tpl->parseCurrentBlock();
00352                 }
00353                 // END TABLE HEADER
00354 
00355                 // BEGIN TABLE DATA
00356                 $counter = 0;
00357 
00358                 foreach ($this->data["data"] as $key => $value)
00359                 {
00360                         // BEGIN TABLE CELL
00361                         foreach ($value as $key => $cell_data)
00362                         {
00363                                 $this->tpl->setCurrentBlock("table_cell");
00364 
00365                                 // CREATE TEXT STRING
00366                                 if ($key == "type")
00367                                 {
00368                                         $this->tpl->setVariable("TEXT_CONTENT",ilUtil::getImageTagByType($cell_data,$this->tpl->tplPath));
00369                                 }
00370                                 elseif ($key == "title")
00371                                 {
00372                                         $name_field = explode("#separator#",$cell_data);
00373 
00374                                         $this->tpl->setVariable("TEXT_CONTENT", "<b>".$name_field[0]."</b>");
00375                                                 
00376                                         $this->tpl->setCurrentBlock("subtitle");
00377                                         $this->tpl->setVariable("DESC", $name_field[1]);
00378                                         $this->tpl->parseCurrentBlock();
00379                                         $this->tpl->setCurrentBlock("table_cell");
00380                                 }
00381                                 else
00382                                 {
00383                                         $this->tpl->setVariable("TEXT_CONTENT",$cell_data);
00384                                 }
00385 
00386                                 $this->tpl->parseCurrentBlock();
00387                         }
00388 
00389                         $this->tpl->setCurrentBlock("table_row");
00390                         $this->tpl->setVariable("CSS_ROW",ilUtil::switchColor(++$counter,"tblrow1","tblrow2"));
00391                         $this->tpl->parseCurrentBlock();
00392                         // END TABLE CELL
00393                 }
00394                 // END TABLE DATA
00395 
00396                 // BEGIN OPERATION_BTN
00397                 foreach ($this->data["buttons"] as $name => $value)
00398                 {
00399                         $this->tpl->setCurrentBlock("operation_btn");
00400                         $this->tpl->setVariable("IMG_ARROW",ilUtil::getImagePath("arrow_downright.gif"));
00401                         $this->tpl->setVariable("BTN_NAME",$name);
00402                         $this->tpl->setVariable("BTN_VALUE",$value);
00403                         $this->tpl->parseCurrentBlock();
00404                 }
00405         }
00406         
00412         function updateClassroom()
00413         {
00414                 $this->object->setTitle(ilUtil::stripSlashes($_POST["Fobject"]["title"]));
00415                 $this->object->setDescription(ilUtil::stripSlashes($_POST["Fobject"]["desc"]));
00416                 $this->object->setDocentId($_POST["Fobject"]["instructoruserid"]);
00417                 $this->object->setStatus($_POST["Fobject"]["alwaysopen"]);
00418                 
00419                 //var_dump($_POST["Fobject"],$this->object->getStatus());exit;
00420 
00421                 if (!$this->object->update())
00422                 {
00423                         $this->ilErr->raiseError($this->object->getErrorMsg(),$this->ilErr->MESSAGE);
00424                 }
00425                 
00426                 //ilUtil::sendInfo($this->lng->txt("msg_icla_updated"),true);
00427                 ilUtil::sendInfo($this->getResultMsg(),true);
00428                 
00429                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00430                 //ilUtil::redirect($this->getReturnLocation("update",$this->ctrl->getLinkTarget($this)));
00431         }
00432         
00433         function &executeCommand()
00434         {
00435                 $next_class = $this->ctrl->getNextClass($this);
00436                 $cmd = $this->ctrl->getCmd();
00437 
00438                 switch($next_class)
00439                 {
00440                         default:
00441                                 $this->$cmd();
00442                                 break;
00443                 }
00444 
00445                 return true;
00446         }
00447         
00453         function cancelDeleteClassroom()
00454         {
00455                 session_unregister("saved_post");
00456                 
00457                 ilUtil::sendInfo($this->lng->txt("msg_cancel"),true);
00458 
00459                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00460         }
00461         
00465         function confirmedDeleteClassroom()
00466         {
00467                 if (!$this->object->delete())
00468                 {
00469                         $msg = $this->object->getErrorMsg();
00470                 }
00471                 else
00472                 {
00473                         $msg = $this->lng->txt('icla_deleted');
00474                 }
00475                 
00476                 // Feedback
00477                 ilUtil::sendInfo($msg,true);
00478                 
00479                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00480         }
00481         
00482         function getResultMsg()
00483         {
00484                 return $this->object->result_msg;
00485         }
00486         
00491         function cancel()
00492         {
00493                 ilUtil::sendInfo($this->lng->txt("msg_cancel"),true);
00494 
00495                 $this->ctrl->redirectByClass("ilobjilinccoursegui");
00496         }
00497 } // END class.ilObjiLincClassroomGUI
00498 ?>