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   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   * Various enrol UI forms
  19   *
  20   * @package    core_enrol
  21   * @copyright  2010 Petr Skoda {@link http://skodak.org}
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  defined('MOODLE_INTERNAL') || die();
  26  
  27  require_once("$CFG->libdir/formslib.php");
  28  
  29  class enrol_users_assign_form extends moodleform {
  30      function definition() {
  31          global $CFG, $DB;
  32  
  33          $mform = $this->_form;
  34  
  35          $user       = $this->_customdata['user'];
  36          $course     = $this->_customdata['course'];
  37          $context    = context_course::instance($course->id);
  38          $assignable = $this->_customdata['assignable'];
  39          $assignable = array_reverse($assignable, true); // students first
  40  
  41          $ras = get_user_roles($context, $user->id, true);
  42          foreach ($ras as $ra) {
  43              unset($assignable[$ra->roleid]);
  44          }
  45  
  46          $mform->addElement('header','general', fullname($user));
  47  
  48          $mform->addElement('select', 'roleid', get_string('addrole', 'role'), $assignable);
  49  
  50          $mform->addElement('hidden', 'id');
  51          $mform->setType('id', PARAM_INT);
  52  
  53          $mform->addElement('hidden', 'user');
  54          $mform->setType('user', PARAM_INT);
  55  
  56          $mform->addElement('hidden', 'action');
  57          $mform->setType('action', PARAM_ALPHANUMEXT);
  58  
  59          $mform->addElement('hidden', 'ifilter');
  60          $mform->setType('ifilter', PARAM_ALPHA);
  61  
  62          $mform->addElement('hidden', 'page');
  63          $mform->setType('page', PARAM_INT);
  64  
  65          $mform->addElement('hidden', 'perpage');
  66          $mform->setType('perpage', PARAM_INT);
  67  
  68          $mform->addElement('hidden', 'sort');
  69          $mform->setType('sort', PARAM_ALPHA);
  70  
  71          $mform->addElement('hidden', 'dir');
  72          $mform->setType('dir', PARAM_ALPHA);
  73  
  74          $this->add_action_buttons();
  75  
  76          $this->set_data(array('action'=>'assign', 'user'=>$user->id));
  77      }
  78  }
  79  
  80  class enrol_users_addmember_form extends moodleform {
  81      function definition() {
  82          global $CFG, $DB;
  83  
  84          $mform = $this->_form;
  85  
  86          $user     = $this->_customdata['user'];
  87          $course   = $this->_customdata['course'];
  88          $context  = context_course::instance($course->id, IGNORE_MISSING);
  89          $allgroups = $this->_customdata['allgroups'];
  90          $usergroups = groups_get_all_groups($course->id, $user->id, 0, 'g.id');
  91  
  92          $options = array();
  93          foreach ($allgroups as $group) {
  94              if (isset($usergroups[$group->id])) {
  95                  continue;
  96              }
  97              $options[$group->id] = $group->name;
  98          }
  99  
 100          $mform->addElement('header','general', fullname($user));
 101  
 102          $mform->addElement('select', 'groupids', get_string('addgroup', 'group'), $options, array('multiple' => 'multiple'));
 103          $mform->addRule('groupids', null, 'required');
 104  
 105          $mform->addElement('hidden', 'id');
 106          $mform->setType('id', PARAM_INT);
 107  
 108          $mform->addElement('hidden', 'user');
 109          $mform->setType('user', PARAM_INT);
 110  
 111          $mform->addElement('hidden', 'action');
 112          $mform->setType('action', PARAM_ALPHANUMEXT);
 113  
 114          $mform->addElement('hidden', 'ifilter');
 115          $mform->setType('ifilter', PARAM_ALPHA);
 116  
 117          $mform->addElement('hidden', 'page');
 118          $mform->setType('page', PARAM_INT);
 119  
 120          $mform->addElement('hidden', 'perpage');
 121          $mform->setType('perpage', PARAM_INT);
 122  
 123          $mform->addElement('hidden', 'sort');
 124          $mform->setType('sort', PARAM_ALPHA);
 125  
 126          $mform->addElement('hidden', 'dir');
 127          $mform->setType('dir', PARAM_ALPHA);
 128  
 129          $this->add_action_buttons();
 130  
 131          $this->set_data(array('action'=>'addmember', 'user'=>$user->id));
 132      }
 133  }
 134  
 135  
 136  /**
 137   * Form that lets users filter the enrolled user list.
 138   */
 139  class enrol_users_filter_form extends moodleform {
 140      function definition() {
 141          global $CFG, $DB;
 142  
 143          $manager = $this->_customdata['manager'];
 144  
 145          $mform = $this->_form;
 146  
 147          // Text search box.
 148          $mform->addElement('text', 'search', get_string('search'));
 149          $mform->setType('search', PARAM_RAW);
 150  
 151          // Filter by enrolment plugin type.
 152          $mform->addElement('select', 'ifilter', get_string('enrolmentinstances', 'enrol'),
 153                  array(0 => get_string('all')) + (array)$manager->get_enrolment_instance_names());
 154  
 155          // Role select dropdown includes all roles, but using course-specific
 156          // names if applied. The reason for not restricting to roles that can
 157          // be assigned at course level is that upper-level roles display in the
 158          // enrolments table so it makes sense to let users filter by them.
 159          $visibleroles = $manager->get_viewable_roles();
 160          $rolenames = array();
 161          foreach ($visibleroles as $id => $role) {
 162              $rolenames[$id] = $role;
 163          }
 164          $mform->addElement('select', 'role', get_string('role'),
 165                  array(0 => get_string('all')) + $rolenames);
 166  
 167          // Filter by group.
 168          $allgroups = $manager->get_all_groups();
 169          $groupsmenu[0] = get_string('allparticipants');
 170          $groupsmenu[-1] = get_string('nogroup', 'enrol');
 171          foreach($allgroups as $gid => $unused) {
 172              $groupsmenu[$gid] = $allgroups[$gid]->name;
 173          }
 174          if (count($groupsmenu) > 1) {
 175              $mform->addElement('select', 'filtergroup', get_string('group'), $groupsmenu);
 176          }
 177  
 178          // Status active/inactive.
 179          $mform->addElement('select', 'status', get_string('status'),
 180                  array(-1 => get_string('all'),
 181                      ENROL_USER_ACTIVE => get_string('active'),
 182                      ENROL_USER_SUSPENDED => get_string('inactive')));
 183  
 184          // Submit button does not use add_action_buttons because that adds
 185          // another fieldset which causes the CSS style to break in an unfixable
 186          // way due to fieldset quirks.
 187          $group = array();
 188          $group[] = $mform->createElement('submit', 'submitbutton', get_string('filter'));
 189          $group[] = $mform->createElement('submit', 'resetbutton', get_string('reset'));
 190          $mform->addGroup($group, 'buttons', '', ' ', false);
 191  
 192          // Add hidden fields required by page.
 193          $mform->addElement('hidden', 'id', $this->_customdata['id']);
 194          $mform->setType('id', PARAM_INT);
 195          $mform->addElement('hidden', 'newcourse', $this->_customdata['newcourse']);
 196          $mform->setType('newcourse', PARAM_BOOL);
 197      }
 198  }