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Differences Between: [Versions 310 and 403] [Versions 311 and 403] [Versions 39 and 403] [Versions 400 and 403]

   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   * Displays external information about a course
  19   * @package    core_course
  20   * @copyright  1999 onwards Martin Dougiamas  http://dougiamas.com
  21   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  22   */
  23  
  24  require_once("../config.php");
  25  require_once($CFG->dirroot.'/course/lib.php');
  26  
  27  $q         = optional_param('q', '', PARAM_RAW);       // Global search words.
  28  $search    = optional_param('search', '', PARAM_RAW);  // search words
  29  $page      = optional_param('page', 0, PARAM_INT);     // which page to show
  30  $perpage   = optional_param('perpage', '', PARAM_RAW); // how many per page, may be integer or 'all'
  31  $blocklist = optional_param('blocklist', 0, PARAM_INT);
  32  $modulelist= optional_param('modulelist', '', PARAM_PLUGIN);
  33  $tagid     = optional_param('tagid', '', PARAM_INT);   // searches for courses tagged with this tag id
  34  
  35  // Use global search.
  36  if ($q) {
  37      $search = $q;
  38  }
  39  
  40  // List of minimum capabilities which user need to have for editing/moving course
  41  $capabilities = array('moodle/course:create', 'moodle/category:manage');
  42  
  43  // Populate usercatlist with list of category id's with course:create and category:manage capabilities.
  44  $usercatlist = core_course_category::make_categories_list($capabilities);
  45  
  46  $search = trim(strip_tags($search)); // trim & clean raw searched string
  47  
  48  $site = get_site();
  49  
  50  $searchcriteria = array();
  51  foreach (array('search', 'blocklist', 'modulelist', 'tagid') as $param) {
  52      if (!empty($$param)) {
  53          $searchcriteria[$param] = $$param;
  54      }
  55  }
  56  $urlparams = array();
  57  if ($perpage !== 'all' && !($perpage = (int)$perpage)) {
  58      // default number of courses per page
  59      $perpage = $CFG->coursesperpage;
  60  } else {
  61      $urlparams['perpage'] = $perpage;
  62  }
  63  if (!empty($page)) {
  64      $urlparams['page'] = $page;
  65  }
  66  $PAGE->set_url('/course/search.php', $searchcriteria + $urlparams);
  67  $PAGE->set_context(context_system::instance());
  68  $PAGE->set_pagelayout('standard');
  69  $courserenderer = $PAGE->get_renderer('core', 'course');
  70  
  71  if ($CFG->forcelogin) {
  72      require_login();
  73  }
  74  
  75  $strcourses = new lang_string("courses");
  76  $strsearch = new lang_string("search");
  77  $strsearchresults = new lang_string("searchresults");
  78  $strnovalidcourses = new lang_string('novalidcourses');
  79  
  80  $courseurl = core_course_category::user_top() ? new moodle_url('/course/index.php') : null;
  81  $PAGE->navbar->add($strcourses, $courseurl);
  82  $PAGE->navbar->add($strsearch, new moodle_url('/course/search.php'));
  83  if (!empty($search)) {
  84      $PAGE->navbar->add(s($search));
  85  }
  86  
  87  if (empty($searchcriteria)) {
  88      // no search criteria specified, print page with just search form
  89      $PAGE->set_title($strsearch);
  90  } else {
  91      // this is search results page
  92      $PAGE->set_title($strsearchresults);
  93      // Link to manage search results should be visible if user have system or category level capability
  94      if ((can_edit_in_category() || !empty($usercatlist))) {
  95          $aurl = new moodle_url('/course/management.php', $searchcriteria);
  96          $searchform = $OUTPUT->single_button($aurl, get_string('managecourses'), 'get');
  97      } else {
  98          $searchform = $courserenderer->course_search_form($search);
  99      }
 100      $PAGE->set_button($searchform);
 101  
 102      // Trigger event, courses searched.
 103      $eventparams = array('context' => $PAGE->context, 'other' => array('query' => $search));
 104      $event = \core\event\courses_searched::create($eventparams);
 105      $event->trigger();
 106  }
 107  
 108  $PAGE->set_heading($site->fullname);
 109  
 110  echo $OUTPUT->header();
 111  echo $courserenderer->search_courses($searchcriteria);
 112  echo $OUTPUT->footer();