ILIAS Release_3_5_x_branch .rev 46805: 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 {
00045         function ilObjiLincClassroomGUI($a_icla_id,$a_icrs_id)
00046         {
00047                 global $ilCtrl,$lng,$ilias,$objDefinition,$tpl,$tree,$ilErr;
00048                 $this->type = "icla";
00049                 $this->id = $a_icla_id;
00050                 $this->parent = $a_icrs_id;
00051                 $this->ilias =& $ilias;
00052                 $this->objDefinition =& $objDefinition;
00053                 $this->tpl =& $tpl;
00054                 $this->html = "";
00055                 $this->ctrl =& $ilCtrl;
00056                 $this->lng =& $lng;
00057                 $this->tree =& $tree;
00058                 $this->ilErr =& $ilErr;
00059                 
00060                 $this->ctrl->saveParameter($this,'parent');
00061                 
00062                 $this->formaction = array();
00063                 $this->return_location = array();
00064                 $this->target_frame = array();
00065                 $this->tab_target_script = "adm_object.php";
00066                 $this->actions = "";
00067                 $this->sub_objects = "";
00068 
00069 
00070                 /*if ($this->id != 0)
00071                 {
00072                         $this->link_params = "ref_id=".$this->ref_id;
00073                 }*/
00074 
00075                 //prepare output
00076                 if (false)
00077                 {
00078                         $this->prepareOutput();
00079                 }
00080                 
00081                 $this->assignObject();
00082         }
00083         
00084         function assignObject()
00085         {
00086                 $this->object = new ilObjiLincClassroom($this->id,$this->parent);
00087         }
00088         
00089         function createObject()
00090         {
00091                 global $rbacsystem;
00092 
00093                 $new_type = $_POST["new_type"] ? $_POST["new_type"] : $_GET["new_type"];
00094 
00095                 // fill in saved values in case of error
00096                 $data = array();
00097                 $data["fields"] = array();
00098                 $data["fields"]["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
00099                 $data["fields"]["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
00100                 $data["fields"]["homepage"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["homepage"],true);
00101                 $data["fields"]["download"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["download"],true);
00102 
00103                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.icla_edit.html","ilinc");
00104                 //$this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.obj_edit.html");
00105                 
00106                 $this->tpl->setVariable("TXT_TITLE", $this->lng->txt("title"));
00107                 $this->tpl->setVariable("TITLE", $data["fields"]["title"]);
00108                 $this->tpl->setVariable("TXT_DESC", $this->lng->txt("desc"));
00109                 $this->tpl->setVariable("DESC", $data["fields"]["desc"]);
00110 
00111                 // get all docents of course
00112                 $docentlist = $this->object->getDocentList();
00113                 
00114                 $docent_options[0] = $this->lng->txt('please_choose');
00115 
00116                 foreach ($docentlist as $id => $data)
00117                 {
00118                         $docent_options[$id] = $data['fullname'];
00119                 }
00120                 
00121                 $sel_docents = ilUtil::formSelect("0","Fobject[instructoruserid]",$docent_options,false,true);
00122                 
00123                 $this->tpl->setVariable("TXT_DOCENT", $this->lng->txt(ILINC_MEMBER_DOCENT));
00124                 $this->tpl->setVariable("SEL_DOCENT", $sel_docents);
00125                 
00126                 
00127                 $docent = 0; $student = 0;
00128 
00129                 if ($ilinc_status == ILINC_MEMBER_DOCENT)
00130                 {
00131                         $docent = 1;
00132                 }
00133                 elseif ($ilinc_status == ILINC_MEMBER_STUDENT)
00134                 {
00135                         $student = 1;
00136                 }
00137                 
00138                 $radio1 = ilUtil::formRadioButton(1,"Fobject[alwaysopen]","1");
00139                 $radio2 = ilUtil::formRadioButton(0,"Fobject[alwaysopen]","0");
00140                 
00141                 $this->tpl->setVariable("TXT_ACCESS", $this->lng->txt("access"));
00142                 $this->tpl->setVariable("SEL_ACCESS", $radio1." ".$this->lng->txt("ilinc_classroom_open").$radio2." ".$this->lng->txt("ilinc_classroom_closed"));
00143 
00144                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("save","adm_object.php?cmd=gateway&ref_id=".
00145                                                                                                                                    $_GET["ref_id"]."&new_type=".$new_type));
00146                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($new_type."_new"));
00147                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00148                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt($new_type."_add"));
00149                 $this->tpl->setVariable("CMD_SUBMIT", "save");
00150                 $this->tpl->setVariable("TARGET", $this->getTargetFrame("save"));
00151                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00152         }
00153 
00158         function saveObject()
00159         {
00160                 global $rbacadmin;
00161                 
00162                 $ilinc_course_id = ilObjiLincClassroom::_lookupiCourseId($this->parent);
00163 
00164 //var_dump($_POST["Fobject"]);exit;
00165 
00166                 $this->object->ilincAPI->addClass($ilinc_course_id,$_POST['Fobject']);
00167                 $response = $this->object->ilincAPI->sendRequest('addClass');
00168                 
00169                 if ($response->isError())
00170                 {
00171                         $this->ilErr->raiseError($response->getErrorMsg(),$this->ilErr->MESSAGE);
00172                 }
00173 
00174                 //$iClaObj->saveID($response->getFirstID(),$icrs_id);
00175 
00176                 // always send a message
00177                 sendInfo($response->getResultMsg(),true);
00178                 
00179                 ilUtil::redirect($this->getReturnLocation("save",$this->ctrl->getLinkTarget($this,"")));
00180         }
00181         
00182         function joinObject()
00183         {
00184                 // check if user is registered at iLinc server
00185                 if (!$this->object->userExists($this->ilias->account))
00186                 {
00187                                 $ilinc_user_id = $this->object->addUser($this->ilias->account);
00188                 }
00189 
00190                 // check if user is already member of icourse
00191                 if (!$this->object->isMember($this->ilias->account->getiLincID(),$this->ilinc_course_id))
00192                 {
00193                         // then assign membership to icourse
00194                                 $this->object->registerUser($this->ilias->account,$this->object->ilinc_course_id,"True");
00195                 }
00196 
00197 
00198                 // join class
00199                 $url = $this->object->joinClass($this->ilias->account,$this->object->ilinc_id);
00200                 ilUtil::redirect(trim($url));
00201         }
00202         
00203         function editClassroomObject()
00204         {
00205                 $fields = array();
00206 
00207                 if ($_SESSION["error_post_vars"])
00208                 {
00209                         // fill in saved values in case of error
00210                         $fields["title"] = ilUtil::prepareFormOutput($_SESSION["error_post_vars"]["Fobject"]["title"],true);
00211                         $fields["desc"] = ilUtil::stripSlashes($_SESSION["error_post_vars"]["Fobject"]["desc"]);
00212                 }
00213                 else
00214                 {
00215                         $fields["title"] = ilUtil::prepareFormOutput($this->object->getTitle());
00216                         $fields["desc"] = ilUtil::stripSlashes($this->object->getDescription());
00217                 }
00218 
00219                 $this->displayEditForm($fields);
00220         }
00221         
00228         function displayEditForm($fields)
00229         {
00230                 //$this->getTemplateFile("edit");
00231                 $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.icla_edit.html","ilinc");
00232 
00233                 foreach ($fields as $key => $val)
00234                 {
00235                         $this->tpl->setVariable("TXT_".strtoupper($key), $this->lng->txt($key));
00236                         $this->tpl->setVariable(strtoupper($key), $val);
00237                         $this->tpl->parseCurrentBlock();
00238                 }
00239 
00240                 // get all docents of course
00241                 $docentlist = $this->object->getDocentList();
00242                 
00243                 $docent_options[0] = $this->lng->txt('please_choose');
00244 
00245                 foreach ($docentlist as $id => $data)
00246                 {
00247                         $docent_options[$id] = $data['fullname'];
00248                 }
00249                 
00250                 $sel_docents = ilUtil::formSelect($this->object->getDocentId(),"Fobject[instructoruserid]",$docent_options,false,true);
00251                 
00252                 $this->tpl->setVariable("TXT_DOCENT", $this->lng->txt(ILINC_MEMBER_DOCENT));
00253                 $this->tpl->setVariable("SEL_DOCENT", $sel_docents);
00254                 
00255                 
00256                 $open = 0; $closed = 0;
00257 
00258                 if ($this->object->getStatus())
00259                 {
00260                         $open = 1;
00261                 }
00262                 else
00263                 {
00264                         $closed = 1;
00265                 }
00266                 
00267                 $radio1 = ilUtil::formRadioButton($open,"Fobject[alwaysopen]","1");
00268                 $radio2 = ilUtil::formRadioButton($closed,"Fobject[alwaysopen]","0");
00269                 
00270                 $this->tpl->setVariable("TXT_ACCESS", $this->lng->txt("access"));
00271                 $this->tpl->setVariable("SEL_ACCESS", $radio1." ".$this->lng->txt("ilinc_classroom_open").$radio2." ".$this->lng->txt("ilinc_classroom_closed"));
00272 
00273                 $obj_str = "&class_id=".$this->object->id;
00274 
00275                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("update",$this->ctrl->getFormAction($this).$obj_str));
00276                 //$this->tpl->setVariable("FORMACTION", $this->getFormAction("update","adm_object.php?cmd=gateway&ref_id=".$this->ref_id.$obj_str));
00277                 $this->tpl->setVariable("TXT_HEADER", $this->lng->txt($this->object->getType()."_edit"));
00278                 $this->tpl->setVariable("TARGET", $this->getTargetFrame("update"));
00279                 $this->tpl->setVariable("TXT_CANCEL", $this->lng->txt("cancel"));
00280                 $this->tpl->setVariable("TXT_SUBMIT", $this->lng->txt("save"));
00281                 $this->tpl->setVariable("CMD_SUBMIT", "updateClassroom");
00282                 $this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
00283 
00284         }
00285         
00291         function getTabs(&$tabs_gui)
00292         {
00293                 // tabs are defined manually here. The autogeneration via objects.xml will be deprecated in future
00294                 // for usage examples see ilObjGroupGUI or ilObjSystemFolderGUI
00295         }
00296         
00304         function removeClassroomObject($a_error = false)
00305         {
00306                 unset($this->data);
00307                 $this->data["cols"] = array("type", "title", "last_change");
00308 
00309                 $this->data["data"][$_GET['class_id']] = array(
00310                                                                                         "type"        => $this->object->getType(),
00311                                                                                         "title"       => $this->object->getTitle()."#separator#".$this->object->getDescription()." ",   // workaround for empty desc
00312                                                                                         "last_update" => "n/a"
00313                                                                                 );
00314 
00315                 $this->data["buttons"] = array( "confirmedDeleteClassroom"  => $this->lng->txt("confirm"),
00316                                                                   "cancelDeleteClassroom"  => $this->lng->txt("cancel"));
00317 
00318                 $this->getTemplateFile("confirm");
00319 
00320                 if(!$a_error)
00321                 {
00322                         sendInfo($this->lng->txt("info_delete_sure"));
00323                 }
00324 
00325                 $this->tpl->setVariable("FORMACTION", $this->getFormAction("delete",
00326                         "adm_object.php?ref_id=".$_GET["ref_id"]."&class_id=".$_GET["class_id"]."&cmd=gateway"));
00327         
00328                 // BEGIN TABLE HEADER
00329                 foreach ($this->data["cols"] as $key)
00330                 {
00331                         $this->tpl->setCurrentBlock("table_header");
00332                         $this->tpl->setVariable("TEXT",$this->lng->txt($key));
00333                         $this->tpl->parseCurrentBlock();
00334                 }
00335                 // END TABLE HEADER
00336 
00337                 // BEGIN TABLE DATA
00338                 $counter = 0;
00339 
00340                 foreach ($this->data["data"] as $key => $value)
00341                 {
00342                         // BEGIN TABLE CELL
00343                         foreach ($value as $key => $cell_data)
00344                         {
00345                                 $this->tpl->setCurrentBlock("table_cell");
00346 
00347                                 // CREATE TEXT STRING
00348                                 if ($key == "type")
00349                                 {
00350                                         $this->tpl->setVariable("TEXT_CONTENT",ilUtil::getImageTagByType($cell_data,$this->tpl->tplPath));
00351                                 }
00352                                 elseif ($key == "title")
00353                                 {
00354                                         $name_field = explode("#separator#",$cell_data);
00355 
00356                                         $this->tpl->setVariable("TEXT_CONTENT", "<b>".$name_field[0]."</b>");
00357                                                 
00358                                         $this->tpl->setCurrentBlock("subtitle");
00359                                         $this->tpl->setVariable("DESC", $name_field[1]);
00360                                         $this->tpl->parseCurrentBlock();
00361                                         $this->tpl->setCurrentBlock("table_cell");
00362                                 }
00363                                 else
00364                                 {
00365                                         $this->tpl->setVariable("TEXT_CONTENT",$cell_data);
00366                                 }
00367 
00368                                 $this->tpl->parseCurrentBlock();
00369                         }
00370 
00371                         $this->tpl->setCurrentBlock("table_row");
00372                         $this->tpl->setVariable("CSS_ROW",ilUtil::switchColor(++$counter,"tblrow1","tblrow2"));
00373                         $this->tpl->parseCurrentBlock();
00374                         // END TABLE CELL
00375                 }
00376                 // END TABLE DATA
00377 
00378                 // BEGIN OPERATION_BTN
00379                 foreach ($this->data["buttons"] as $name => $value)
00380                 {
00381                         $this->tpl->setCurrentBlock("operation_btn");
00382                         $this->tpl->setVariable("IMG_ARROW",ilUtil::getImagePath("arrow_downright.gif"));
00383                         $this->tpl->setVariable("BTN_NAME",$name);
00384                         $this->tpl->setVariable("BTN_VALUE",$value);
00385                         $this->tpl->parseCurrentBlock();
00386                 }
00387         }
00388         
00394         function updateClassroomObject()
00395         {
00396                 $this->object->setTitle(ilUtil::stripSlashes($_POST["Fobject"]["title"]));
00397                 $this->object->setDescription(ilUtil::stripSlashes($_POST["Fobject"]["desc"]));
00398                 $this->object->setDocentId($_POST["Fobject"]["instructoruserid"]);
00399                 $this->object->setStatus($_POST["Fobject"]["alwaysopen"]);
00400 
00401 
00402                 if (!$this->object->update())
00403                 {
00404                         $this->ilErr->raiseError($this->object->getErrorMsg(),$this->ilErr->MESSAGE);
00405                 }
00406 
00407                 sendInfo($this->lng->txt("msg_obj_modified"),true);
00408 
00409                 ilUtil::redirect($this->getReturnLocation("update",$this->ctrl->getLinkTarget($this)));
00410         }
00411 } // END class.ilObjiLincClassroomGUI
00412 ?>