mod/chat/renderer.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * Chat module rendering methods
  20  *
  21  * @package    mod_chat
  22  * @copyright  2012 Andrew Davis
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 defined('MOODLE_INTERNAL') || die();
  27
  28 /**
  29  * Chat module renderer class
  30  *
  31  * @copyright 2012 Andrew Davis
  32  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  33  */
  34 class mod_chat_renderer extends plugin_renderer_base {
  35
  36     /**
  37      * Render and event_message instance
  38      *
  39      * @param event_message $eventmessage The event_message instance to render
  40      * @return string HTML representing the event_message instance
  41      */
  42     protected function render_event_message(event_message $eventmessage) {
  43         global $CFG;
  44
  45         if (file_exists($CFG->dirroot . '/mod/chat/gui_ajax/theme/'.$eventmessage->theme.'/config.php')) {
  46             include($CFG->dirroot . '/mod/chat/gui_ajax/theme/'.$eventmessage->theme.'/config.php');
  47         }
  48
  49         $patterns = array();
  50         $patterns[] = '___senderprofile___';
  51         $patterns[] = '___sender___';
  52         $patterns[] = '___time___';
  53         $patterns[] = '___event___';
  54
  55         $replacements = array();
  56         $replacements[] = $eventmessage->senderprofile;
  57         $replacements[] = $eventmessage->sendername;
  58         $replacements[] = $eventmessage->time;
  59         $replacements[] = $eventmessage->event;
  60
  61         return str_replace($patterns, $replacements, $chattheme_cfg->event_message);
  62     }
  63
  64     /**
  65      * Render a user message
  66      *
  67      * @param user_message $usermessage the user message to display
  68      * @return string html representation of a user_message instance
  69      */
  70     protected function render_user_message(user_message $usermessage) {
  71         global $CFG;
  72
  73         if (file_exists($CFG->dirroot . '/mod/chat/gui_ajax/theme/'.$usermessage->theme.'/config.php')) {
  74             include($CFG->dirroot . '/mod/chat/gui_ajax/theme/'.$usermessage->theme.'/config.php');
  75         }
  76
  77         $patterns = array();
  78         $patterns[] = '___avatar___';
  79         $patterns[] = '___sender___';
  80         $patterns[] = '___senderprofile___';
  81         $patterns[] = '___time___';
  82         $patterns[] = '___message___';
  83         $patterns[] = '___mymessageclass___';
  84
  85         $replacements = array();
  86         $replacements[] = $usermessage->avatar;
  87         $replacements[] = $usermessage->sendername;
  88         $replacements[] = $usermessage->senderprofile;
  89         $replacements[] = $usermessage->time;
  90         $replacements[] = $usermessage->message;
  91         $replacements[] = $usermessage->mymessageclass;
  92
  93         $output = null;
  94
  95         if (!empty($chattheme_cfg->avatar) and !empty($chattheme_cfg->align)) {
  96             if (!empty($usermessage->mymessageclass)) {
  97                 $output = str_replace($patterns, $replacements, $chattheme_cfg->user_message_right);
  98             } else {
  99                 $output = str_replace($patterns, $replacements, $chattheme_cfg->user_message_left);
 100             }
 101         } else {
 102             $output = str_replace($patterns, $replacements, $chattheme_cfg->user_message);
 103         }
 104
 105         return $output;
 106     }
 107 }