mods/openmeetings/lib/openmeetings.class.php

   1 <?php
   2 /************************************************************************/
   3 /* ATutor                                                                                                                               */
   4 /************************************************************************/
   5 /* Copyright (c) 2002-2008 by Greg Gay, Cindy Qi Li, Harris Wong                */
   6 /* Adaptive Technology Resource Centre / University of Toronto                  */
   7 /* http://atutor.ca                                                                                                             */
   8 /*                                                                                                                                              */
   9 /* This program is free software. You can redistribute it and/or                */
  10 /* modify it under the terms of the GNU General Public License                  */
  11 /* as published by the Free Software Foundation.                                                */
  12 /************************************************************************/
  13 // $Id: openmeetings.class.php 7575 2008-06-04 18:17:14Z hwong $
  14 if (!defined('AT_INCLUDE_PATH')) { exit; }
  15 require('SOAP_openmeetings.php');
  16
  17 class Openmeetings {
  18         var $_sid = '';         //Openmeetings session id
  19         var $_course_id = '';
  20         var $_member_id = '';
  21         var $_group_id = '';
  22
  23         //Constructor
  24         function Openmeetings($course_id, $member_id, $group_id=0){
  25                 $this->_course_id       = abs($course_id);
  26                 $this->_member_id       = abs($member_id);
  27                 $this->_group_id        = abs($group_id);
  28
  29         }
  30
  31         /**
  32          * Login to openmeetings
  33          * Login process is, login, saveuserinstance
  34          */
  35         function om_login() {
  36                 global $_config;
  37                 $om = new SOAP_openmeetings($_config['openmeetings_location'].'/services/UserService?wsdl');
  38                 $param = array (        'username' => $_config['openmeetings_username'],
  39                                                         'userpass' => $_config['openmeetings_userpass']);
  40
  41                 /**
  42                  * Login to the openmeetings
  43                  * ref: http://code.google.com/p/openmeetings/wiki/DirectLoginSoapGeneralFlow
  44                  */
  45                 $result = $om->login($param);
  46                 if ($result < 0){
  47                         debug($om->getError($result), 'error');
  48                         return;
  49                 }
  50
  51                 //If no error, then get the generated OM session id
  52                 $this->_sid = $om->getSid();
  53
  54                 //Retrieve members information
  55                 $sql = 'SELECT login, first_name, last_name, email FROM '.TABLE_PREFIX.'members WHERE member_id='.$this->_member_id;
  56                 $result = mysql_query($sql);
  57                 $row = mysql_fetch_assoc($result);
  58
  59                 // Save user instance
  60                 $params = array(
  61                                         "username"                              => $row['login'],
  62                                         "firstname"                             => $row['first_name'],
  63                                         "lastname"                              => $row['last_name'],
  64                                         "profilePictureUrl"             => '',
  65                                         "email"                                 => $row['email']
  66                                   );
  67                 $om->saveUserInstance($params);
  68         }
  69
  70
  71
  72         /**
  73          * Add a room to the db iff it has not been created.  Each course should only have one room to it.
  74          * @param int           sid is the auth session id that was logged in into openmeetings.
  75          * @param array         the specification for openmeetings
  76          * @return room # of the created room, or the room # of the existed room
  77          */
  78         function om_addRoom($room_name, $om_param=array()){
  79                 global $_config;
  80
  81                 if ($this->_course_id < 0){
  82                         return false;
  83                 }
  84
  85                 //Check if the room has already been created for this
  86                 if (($room_id = $this->om_getRoom()) !=false){
  87                         //instead of returning room id, we might have to delete it and carry on.
  88                         return $room_id;
  89                 }
  90
  91                 //Add this room
  92                 $om = new SOAP_openmeetings($_config['openmeetings_location'].'/services/RoomService?wsdl');
  93                 $param = array (
  94                                         'SID'                                   => $this->_sid,
  95                                         'name'                                  => $room_name,
  96                                         'roomtypes_id'                  => $om_param['openmeetings_roomtype'],
  97                                         'numberOfPartizipants'  => $om_param['openmeetings_num_of_participants'],
  98                                         'ispublic'                              => $om_param['openmeetings_ispublic'],
  99                                         'videoPodWidth'                 => $om_param['openmeetings_vid_w'],
 100                                         'videoPodHeight'                => $om_param['openmeetings_vid_h'],
 101                                         'showWhiteBoard'                => $om_param['openmeetings_show_wb'],
 102                                         'whiteBoardPanelWidth'  => $om_param['openmeetings_wb_w'],
 103                                         'whiteBoardPanelHeight' => $om_param['openmeetings_wb_h'],
 104                                         'showFilesPanel'                => $om_param['openmeetings_show_fp'],
 105                                         'filesPanelHeight'              => $om_param['openmeetings_fp_h'],
 106                                         'filesPanelWidth'               => $om_param['openmeetings_fp_w']
 107                                         );
 108                 $result = $om->addRoom($param);
 109                 //TODO: Check for error, and handles success/failure
 110                 if ($result){
 111                         //TODO: On success, add to DB entry.
 112                         $sql = 'INSERT INTO '.TABLE_PREFIX.'openmeetings_rooms SET rooms_id='.$result['return'].', course_id='.$this->_course_id
 113                                  . ', owner_id=' . $this->_member_id;
 114                         $rs  = mysql_query($sql);
 115                         if (!$rs){
 116                                 return false;
 117                         }
 118                         $om_id = mysql_insert_id();
 119                         $sql = 'INSERT INTO '.TABLE_PREFIX."openmeetings_groups SET om_id=$om_id, group_id=$this->_group_id";
 120                         $rs = mysql_query($sql);
 121
 122                         if ($rs){
 123                                 return $result['return'];
 124                         }
 125                 }
 126                 return false;
 127         }
 128
 129
 130         /**
 131          * update room
 132          */
 133         function om_updateRoom($room_id, $om_param=array()){
 134                 global $_config;
 135
 136                 //update this room
 137                 $om = new SOAP_openmeetings($_config['openmeetings_location'].'/services/RoomService?wsdl');
 138                 $param = array (
 139                                         'SID'                                   => $this->_sid,
 140                                         'rooms_id'                              => $room_id,
 141                                         'name'                                  => $om_param['openmeetings_room_name'],
 142                                         'roomtypes_id'                  => $om_param['openmeetings_roomtype'],
 143                                         'numberOfPartizipants'  => $om_param['openmeetings_num_of_participants'],
 144                                         'ispublic'                              => $om_param['openmeetings_ispublic'],
 145                                         'videoPodWidth'                 => $om_param['openmeetings_vid_w'],
 146                                         'videoPodHeight'                => $om_param['openmeetings_vid_h'],
 147                                         'showWhiteBoard'                => $om_param['openmeetings_show_wb'],
 148                                         'whiteBoardPanelWidth'  => $om_param['openmeetings_wb_w'],
 149                                         'whiteBoardPanelHeight' => $om_param['openmeetings_wb_h'],
 150                                         'showFilesPanel'                => $om_param['openmeetings_show_fp'],
 151                                         'filesPanelHeight'              => $om_param['openmeetings_fp_h'],
 152                                         'filesPanelWidth'               => $om_param['openmeetings_fp_w']
 153                                         );
 154                 $result = $om->updateRoom($param);
 155                 return $result;
 156         }
 157
 158         /**
 159          * Retrieve Session id
 160          */
 161         function getSid(){
 162                 return $this->_sid;
 163         }
 164
 165         /**
 166          * Checks if there is a room for the given course id.
 167          *
 168          * @param       course id
 169          * @return      the room id if there is a room already assigned to this course; false otherwise
 170          */
 171         function om_getRoom(){
 172 //              $sql = 'SELECT rooms_id FROM '.TABLE_PREFIX.'openmeetings_rooms INNER JOIN '.TABLE_PREFIX."openmeetings_groups WHERE
 173 //                              course_id = $this->_course_id AND owner_id = $this->_member_id AND group_id = $this->_group_id";
 174                 $sql = 'SELECT rooms_id FROM '.TABLE_PREFIX.'openmeetings_rooms r NATURAL JOIN '.TABLE_PREFIX."openmeetings_groups g WHERE
 175                                 course_id = $this->_course_id AND group_id = $this->_group_id";
 176                 $result = mysql_query($sql);
 177                 if (mysql_numrows($result) > 0){
 178                         $row = mysql_fetch_assoc($result);
 179                         //instead of returning room id, we might have to delete it and carry on.
 180                         return $row['rooms_id'];
 181                 }
 182                 return false;
 183         }
 184
 185
 186         /**
 187          * Get room obj form the given room id
 188          */
 189         function om_getRoomById($room_id){
 190                 global $_config;
 191                 if ($room_id == ''){
 192                         return false;
 193                 }
 194                 $om = new SOAP_openmeetings($_config['openmeetings_location'].'/services/RoomService?wsdl');
 195                 $param = array (
 196                                         'SID'                   => $this->_sid,
 197                                         'rooms_id'              => $room_id
 198                                         );
 199                 $result = $om->getRoomById($param);
 200                 return $result;
 201         }
 202
 203         /**
 204          * Set the group id
 205          * @param       int     group id.
 206          */
 207         function setGid($gid){
 208                 $this->_group_id = $gid;
 209         }
 210
 211         /**
 212          * Delete a room
 213          */
 214         function om_deleteRoom($room_id){
 215                 global $_config;
 216                 $om = new SOAP_openmeetings($_config['openmeetings_location'].'/services/RoomService?wsdl');
 217                 $param = array (
 218                                         'SID'                   => $this->_sid,
 219                                         'rooms_id'              => $room_id
 220                                         );
 221
 222                 $result = $om->deleteRoom($param);
 223                 $sql = 'DELETE r, g FROM (SELECT om_id FROM '.TABLE_PREFIX."openmeetings_rooms WHERE rooms_id=$room_id) AS t, ".TABLE_PREFIX
 224                                 .'openmeetings_rooms r NATURAL JOIN '.TABLE_PREFIX.'openmeetings_groups g WHERE r.om_id =t.om_id';
 225                 mysql_query($sql);
 226         }
 227
 228
 229         /**
 230          * Return true if this user created the given room.
 231          * @param       int     room id
 232          * @return      true if it is, false otherwise.
 233          */
 234         function isMine($room_id){
 235                 $sql = 'SELECT * FROM '.TABLE_PREFIX."openmeetings_rooms WHERE rooms_id=$room_id AND owner_id=$this->_member_id";
 236                 $result = mysql_query($sql);
 237                 if (mysql_numrows($result) > 0){
 238                         return true;
 239                 }
 240                 return false;
 241         }
 242 }
 243 ?>