[Summary view] [Print] [Text view]

   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   * Display all recent activity in a flexible way
  20   *
  21   * @copyright 1999 Martin Dougiamas  http://dougiamas.com
  22   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   * @package course
  24   */
  25  
  26  if (!defined('MOODLE_INTERNAL')) {
  27      die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
  28  }
  29  
  30  require_once($CFG->libdir.'/formslib.php');
  31  
  32  class recent_form extends moodleform {
  33      function definition() {
  34          global $CFG, $COURSE, $USER;
  35  
  36          $mform =& $this->_form;
  37          $context = context_course::instance($COURSE->id);
  38          $modinfo = get_fast_modinfo($COURSE);
  39  
  40          $mform->addElement('header', 'filters', get_string('managefilters')); //TODO: add better string
  41  
  42          $groupoptions = array();
  43          if (groups_get_course_groupmode($COURSE) == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context)) {
  44              // limited group access
  45              $groups = groups_get_user_groups($COURSE->id);
  46              $allgroups = groups_get_all_groups($COURSE->id);
  47              if (!empty($groups[$COURSE->defaultgroupingid])) {
  48                  foreach ($groups[$COURSE->defaultgroupingid] AS $groupid) {
  49                      $groupoptions[$groupid] = format_string($allgroups[$groupid]->name, true, array('context'=>$context));
  50                  }
  51              }
  52          } else {
  53              $groupoptions = array('0'=>get_string('allgroups'));
  54              if (has_capability('moodle/site:accessallgroups', $context)) {
  55                  // user can see all groups
  56                  $allgroups = groups_get_all_groups($COURSE->id);
  57              } else {
  58                  // user can see course level groups
  59                  $allgroups = groups_get_all_groups($COURSE->id, 0, $COURSE->defaultgroupingid);
  60              }
  61              foreach($allgroups as $group) {
  62                  $groupoptions[$group->id] = format_string($group->name, true, array('context'=>$context));
  63              }
  64          }
  65  
  66          if ($COURSE->id == SITEID) {
  67              $viewparticipants = has_capability('moodle/site:viewparticipants', context_system::instance());
  68          } else {
  69              $viewparticipants = has_capability('moodle/course:viewparticipants', $context);
  70          }
  71  
  72          if ($viewparticipants) {
  73              $viewfullnames = has_capability('moodle/site:viewfullnames', context_course::instance($COURSE->id));
  74  
  75              $options = array();
  76              $options[0] = get_string('allparticipants');
  77              $options[$CFG->siteguest] = get_string('guestuser');
  78  
  79              if (isset($groupoptions[0])) {
  80                  // can see all enrolled users
  81                  if ($enrolled = get_enrolled_users($context, null, 0, user_picture::fields('u'))) {
  82                      foreach ($enrolled as $euser) {
  83                          $options[$euser->id] = fullname($euser, $viewfullnames);
  84                      }
  85                  }
  86              } else {
  87                  // can see users from some groups only
  88                  foreach ($groupoptions as $groupid=>$unused) {
  89                      if ($enrolled = get_enrolled_users($context, null, $groupid, user_picture::fields('u'))) {
  90                          foreach ($enrolled as $euser) {
  91                              if (!array_key_exists($euser->id, $options)) {
  92                                  $options[$euser->id] = fullname($euser, $viewfullnames);
  93                              }
  94                          }
  95                      }
  96                  }
  97              }
  98  
  99              $mform->addElement('select', 'user', get_string('participants'), $options);
 100              $mform->setAdvanced('user');
 101          } else {
 102              // Default to no user.
 103              $mform->addElement('hidden', 'user', 0);
 104              $mform->setType('user', PARAM_INT);
 105              $mform->setConstant('user', 0);
 106          }
 107  
 108          $options = array(''=>get_string('allactivities'));
 109          $modsused = array();
 110  
 111          foreach($modinfo->cms as $cm) {
 112              if (!$cm->uservisible) {
 113                  continue;
 114              }
 115              $modsused[$cm->modname] = true;
 116          }
 117  
 118          foreach ($modsused as $modname=>$unused) {
 119              $libfile = "$CFG->dirroot/mod/$modname/lib.php";
 120              if (!file_exists($libfile)) {
 121                  unset($modsused[$modname]);
 122                  continue;
 123              }
 124              include_once($libfile);
 125              $libfunction = $modname."_get_recent_mod_activity";
 126              if (!function_exists($libfunction)) {
 127                  unset($modsused[$modname]);
 128                  continue;
 129              }
 130              $options["mod/$modname"] = get_string('allmods', '', get_string('modulenameplural', $modname));
 131          }
 132  
 133          foreach ($modinfo->sections as $section=>$cmids) {
 134              $options["section/$section"] = "-- ".get_section_name($COURSE, $section)." --";
 135              foreach ($cmids as $cmid) {
 136                  $cm = $modinfo->cms[$cmid];
 137                  if (empty($modsused[$cm->modname]) or !$cm->uservisible) {
 138                      continue;
 139                  }
 140                  $options[$cm->id] = format_string($cm->name);
 141              }
 142          }
 143          $mform->addElement('select', 'modid', get_string('activities'), $options);
 144          $mform->setAdvanced('modid');
 145  
 146  
 147          if ($groupoptions) {
 148              $mform->addElement('select', 'group', get_string('groups'), $groupoptions);
 149              $mform->setAdvanced('group');
 150          } else {
 151              // no access to groups in separate mode
 152              $mform->addElement('hidden','group');
 153              $mform->setType('group', PARAM_INT);
 154              $mform->setConstants(array('group'=>-1));
 155          }
 156  
 157          $options = array('default'  => get_string('bycourseorder'),
 158                           'dateasc'  => get_string('datemostrecentlast'),
 159                           'datedesc' => get_string('datemostrecentfirst'));
 160          $mform->addElement('select', 'sortby', get_string('sortby'), $options);
 161          $mform->setAdvanced('sortby');
 162  
 163          $mform->addElement('date_time_selector', 'date', get_string('since'), array('optional'=>true));
 164  
 165          $mform->addElement('hidden','id');
 166          $mform->setType('id', PARAM_INT);
 167          $mform->setType('courseid', PARAM_INT);
 168  
 169          $this->add_action_buttons(false, get_string('showrecent'));
 170      }
 171  }