ILIAS Release_3_5_x_branch .rev 46805: classes/class.ilRegisterGUI.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 
00032 class ilRegisterGUI
00033 {
00034         var $lng;
00035         var $ilias;
00036         var $tpl;
00037         var $tree;
00038         var $objDefinition;
00039         var $ctrl;
00040         var $cmd;
00041         var $ilErr;
00042         var $object;
00043 
00048         function ilRegisterGUI()
00049         {
00050                 global $lng, $ilias, $tpl, $tree, $objDefinition, $ilCtrl, $ilErr;
00051 
00052                 $this->lng =& $lng;
00053                 $this->ilias =& $ilias;
00054                 $this->tpl =& $tpl;
00055                 $this->tree =& $tree;
00056                 $this->objDefinition =& $objDefinition;
00057                 $this->ilErr =& $ilErr;
00058 
00059                 $this->ctrl =& $ilCtrl;
00060                 $this->ctrl->saveParameter($this,array("ref_id"));
00061                 $this->ctrl->setParameter($this,"user_id",$this->ilias->account->getId());
00062 
00063                 // get object of current ref id
00064                 $this->object =& $this->ilias->obj_factory->getInstanceByRefId($_GET["ref_id"]);
00065         }
00066 
00070         function &executeCommand()
00071         {
00072                 if ($this->isUserAlreadyRegistered())
00073                 {
00074                         $this->ilErr->raiseError($this->lng->txt("grp_already_applied"),$this->ilErr->MESSAGE);
00075                 }
00076                 
00077                 $cmd = $this->ctrl->getCmd();
00078 
00079                 if (empty($cmd))
00080                 {
00081                         $cmd = "cancel";
00082                 }
00083 
00084                 $this->cmd = $cmd;
00085                 $this->$cmd();  
00086         }
00087         
00088         function showRegistrationForm()
00089         {
00090                 global $rbacsystem, $ilias, $lng;
00091                 
00092                 $owner = new ilObjUser($this->object->getOwner());
00093 
00094                 switch ($this->object->getRegistrationFlag())
00095                 {
00096                         case 0:
00097                                 $stat = $this->lng->txt("group_no_registration");
00098                                 $msg  = $this->lng->txt("group_no_registration_msg");
00099                                 $readonly ="readonly";
00100                                 $subject ="";
00101                                 $cmd_submit = "subscribe";
00102                                 $txt_submit = $this->lng->txt("grp_register");
00103                                 break;
00104 
00105                         case 1:
00106                                 $stat = $this->lng->txt("group_req_registration");
00107                                 $msg  = $this->lng->txt("group_req_registration_msg");
00108                                 $cmd_submit = "apply";
00109                                 $txt_submit = $this->lng->txt("grp_register");
00110                                 $txt_subject =$this->lng->txt("subject").":";
00111                                 $textfield = "<textarea name=\"subject\" value=\"{SUBJECT}\" cols=\"50\" rows=\"5\" size=\"255\"></textarea>";
00112                                 break;
00113 
00114                         case 2:
00115                                 if ($this->object->registrationPossible() == true)
00116                                 {
00117                                         $stat = $this->lng->txt("group_req_password");//"Registrierungpasswort erforderlich";
00118                                         $msg = $this->lng->txt("group_password_registration_msg");
00119                                         $txt_subject =$this->lng->txt("password").":";
00120                                         $txt_submit = $this->lng->txt("grp_register");
00121                                         $textfield = "<input name=\"subject\" value=\"{SUBJECT}\" type=\"password\" size=\"40\" maxlength=\"70\" style=\"width:300px;\"/>";
00122                                         $cmd_submit = "apply";
00123                                 }
00124                                 else
00125                                 {
00126                                         $no_cancel = true;
00127                                         $msg = $this->lng->txt("group_password_registration_expired_msg");
00128                                         $msg_send = "mail_new.php?mobj_id=3&type=new&rcp_to=root";
00129                                         $cmd_submit = "cancel";
00130                                         $txt_submit = $this->lng->txt("grp_back");
00131                                         $readonly = "readonly";
00132                                         $stat = $this->lng->txt("group_registration_expired");
00133                                         sendInfo($this->lng->txt("registration_expired"));
00134                                 }
00135                                 break;
00136                 }
00137 
00138                 if ($no_cancel !== true)
00139                 {
00140                         $this->tpl->setCurrentBlock("btn_cancel");
00141                         $this->tpl->setVariable("CMD_CANCEL","cancel");
00142                         $this->tpl->setVariable("TXT_CANCEL",$this->lng->txt("cancel"));
00143                         $this->tpl->parseCurrentBlock();
00144                 }
00145 
00146                 if (!$rbacsystem->checkAccess("join", $_GET["ref_id"]))
00147                 {
00148                         $ilias->raiseError($lng->txt("permission_denied"), $ilias->error_obj->MESSAGE);
00149                         return;
00150                 }
00151 
00152                 $this->tpl->addBlockFile("ADM_CONTENT", "tbldesc", "tpl.grp_accessdenied.html");
00153                 $this->tpl->setVariable("TXT_HEADER",$this->lng->txt("group_access_denied"));
00154                 $this->tpl->setVariable("TXT_MESSAGE",$msg);
00155                 $this->tpl->setVariable("TXT_GRP_NAME", $this->lng->txt("group_name").":");
00156                 $this->tpl->setVariable("GRP_NAME",$this->object->getTitle());
00157                 $this->tpl->setVariable("TXT_GRP_DESC",$this->lng->txt("group_desc").":");
00158                 $this->tpl->setVariable("GRP_DESC",$this->object->getDescription());
00159                 $this->tpl->setVariable("TXT_GRP_OWNER",$this->lng->txt("owner").":");
00160                 $this->tpl->setVariable("GRP_OWNER",$owner->getLogin());
00161                 $this->tpl->setVariable("TXT_GRP_STATUS",$this->lng->txt("group_status").":");
00162                 $this->tpl->setVariable("GRP_STATUS", $stat);
00163                 $this->tpl->setVariable("TXT_SUBJECT",$txt_subject);
00164                 $this->tpl->setVariable("SUBJECT",$textfield);
00165                 $this->tpl->setVariable("TXT_SUBMIT",$txt_submit);
00166                 $this->tpl->setVariable("CMD_SUBMIT",$cmd_submit);
00167                 $this->tpl->setVariable("FORMACTION",$this->ctrl->getFormAction($this));
00168                 $this->tpl->parseCurrentBlock();
00169         }
00170         
00171         function cancel()
00172         {
00173                 sendInfo($this->lng->txt("action_aborted"),true);
00174                 //$this->ctrl->setParameterByClass("ilRepositoryGUI","ref_id",$this->getReturnRefId());
00175                 //$this->ctrl->redirectByClass("ilRepositoryGUI","ShowList");
00176                 ilUtil::redirect("repository.php?ref_id=".$this->getReturnRefId());
00177         }
00178         
00179         function subscribe()
00180         {
00181                 if (!$this->object->addMember($this->ilias->account->getId(), $this->object->getDefaultMemberRole()))
00182                 {
00183                         $this->ilErr->raiseError($this->lng->txt("err_unknown_error"),$this->ilErr->MESSAGE);
00184                 }
00185                 
00186                 $this->ilias->account->addDesktopItem($this->object->getRefId(),"grp");
00187                 
00188                 sendInfo($this->lng->txt("grp_registration_completed"),true);           
00189                 $this->ctrl->returnToParent($this);
00190         }
00191         
00192         function apply()
00193         {
00194                 switch ($this->object->getRegistrationFlag())
00195                 {
00196                         // registration
00197                         case 1:
00198                                 $q = "INSERT INTO grp_registration VALUES (".$this->object->getId().",".$this->ilias->account->getId().",'".$_POST["subject"]."','".date("Y-m-d H:i:s")."')";
00199                                 $this->ilias->db->query($q);
00200 
00201                                 sendInfo($this->lng->txt("application_completed"),true);
00202                                 ilUtil::redirect("repository.php?ref_id=".$this->getReturnRefId());
00203                                 break;
00204 
00205                         // passwort
00206                         case 2:
00207                                 if (strcmp($this->object->getPassword(),$_POST["subject"]) == 0 && $this->object->registrationPossible() == true)
00208                                 {
00209                                         $this->object->addMember($this->ilias->account->getId(),$this->object->getDefaultMemberRole());
00210 
00211                                         $this->ilias->account->addDesktopItem($this->object->getRefId(),"grp");
00212                 
00213                                         sendInfo($this->lng->txt("grp_registration_completed"),true);
00214                                         $this->ctrl->returnToParent($this);
00215                                 }
00216                                 
00217                                 //wrong passwd
00218                                 sendInfo($this->lng->txt("err_wrong_password"),true);
00219                                 $this->ctrl->returnToParent($this);
00220 
00221                                 //$this->ilErr->raiseError($this->lng->txt("registration_not_possible"),$this->ilErr->MESSAGE);
00222                                 break;
00223                                 
00224                         default:
00225                                 $this->ilErr->raiseError($this->lng->txt("err_unknown_error"),$this->ilErr->MESSAGE);
00226                                 break;
00227                 }
00228         }
00229 
00230         function getReturnRefId()
00231         {
00232                 if ($_SESSION["il_rep_ref_id"] == $this->object->getRefId())
00233                 {
00234                         return $this->tree->getParentId($this->object->getRefId());
00235                 }
00236                 else
00237                 {
00238                         return $_SESSION["il_rep_ref_id"];
00239                 }       
00240         }
00241         
00242         function isUserAlreadyRegistered ()
00243         {
00244                 $q = "SELECT * FROM grp_registration WHERE grp_id=".$this->object->getId()." AND user_id=".$this->ilias->account->getId();
00245                 $res = $this->ilias->db->query($q);
00246         
00247                 if ($res->numRows() > 0)
00248                 {
00249                         return true;    
00250                 }
00251                 
00252                 return false;
00253         }
00254 } // END class.ilRegisterGUI
00255 ?>