mod/chat/renderer.php

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