blocks/community/locallib.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  * Community library
  19  *
  20  * @package    block_community
  21  * @author     Jerome Mouneyrac <jerome@mouneyrac.com>
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
  23  * @copyright  (C) 1999 onwards Martin Dougiamas  http://dougiamas.com
  24  *
  25  *
  26  */
  27
  28 class block_community_manager {
  29
  30     /**
  31      * Add a community course
  32      * @param object $course
  33      * @param integer $userid
  34      * @return id of course or false if already added
  35      */
  36     public function block_community_add_course($course, $userid) {
  37         global $DB;
  38
  39         $community = $this->block_community_get_course($course->url, $userid);
  40
  41         if (empty($community)) {
  42             $community = new stdClass();
  43             $community->userid = $userid;
  44             $community->coursename = $course->name;
  45             $community->coursedescription = $course->description;
  46             $community->courseurl = $course->url;
  47             $community->imageurl = $course->imageurl;
  48             return $DB->insert_record('block_community', $community);
  49         } else {
  50             return false;
  51         }
  52     }
  53
  54     /**
  55      * Return all community courses of a user
  56      * @param integer $userid
  57      * @return array of course
  58      */
  59     public function block_community_get_courses($userid) {
  60         global $DB;
  61         return $DB->get_records('block_community', array('userid' => $userid), 'coursename');
  62     }
  63
  64     /**
  65      * Return a community courses of a user
  66      * @param integer $userid
  67      * @param integer $userid
  68      * @return array of course
  69      */
  70     public function block_community_get_course($courseurl, $userid) {
  71         global $DB;
  72         return $DB->get_record('block_community',
  73                 array('courseurl' => $courseurl, 'userid' => $userid));
  74     }
  75
  76     /**
  77      * Delete a community course
  78      * @param integer $communityid
  79      * @param integer $userid
  80      * @return bool true
  81      */
  82     public function block_community_remove_course($communityid, $userid) {
  83         global $DB, $USER;
  84         return $DB->delete_records('block_community',
  85                 array('userid' => $userid, 'id' => $communityid));
  86     }
  87
  88 }