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   1  <?php //$Id: grouping_form.php,v 1.1.2.2 2007/11/23 22:12:35 skodak Exp $
   2  
   3  require_once($CFG->dirroot.'/lib/formslib.php');
   4  
   5  /// get url variables
   6  class grouping_form extends moodleform {
   7  
   8      // Define the form
   9      function definition () {
  10          global $USER, $CFG, $COURSE;
  11  
  12          $mform =& $this->_form;
  13  
  14          $mform->addElement('text','name', get_string('groupingname', 'group'),'maxlength="254" size="50"');
  15          $mform->addRule('name', get_string('required'), 'required', null, 'server');
  16          $mform->setType('name', PARAM_MULTILANG);
  17  
  18          $mform->addElement('htmleditor', 'description', get_string('groupingdescription', 'group'), array('rows'=> '15', 'course' => $COURSE->id, 'cols'=>'45'));
  19          $mform->setType('description', PARAM_RAW);
  20  
  21          $mform->addElement('hidden','id');
  22          $mform->setType('id', PARAM_INT);
  23  
  24          $mform->addElement('hidden', 'courseid');
  25          $mform->setType('courseid', PARAM_INT);
  26  
  27          $this->add_action_buttons();
  28      }
  29  
  30      function validation($data, $files) {
  31          global $COURSE;
  32  
  33          $errors = parent::validation($data, $files);
  34  
  35          $name = trim(stripslashes($data['name']));
  36          if ($data['id'] and $grouping = get_record('groupings', 'id', $data['id'])) {
  37              if ($grouping->name != $name) {
  38                  if (groups_get_grouping_by_name($COURSE->id,  $name)) {
  39                      $errors['name'] = get_string('groupingnameexists', 'group', $name);
  40                  }
  41              }
  42  
  43          } else if (groups_get_grouping_by_name($COURSE->id, $name)) {
  44              $errors['name'] = get_string('groupingnameexists', 'group', $name);
  45          }
  46  
  47          return $errors;
  48      }
  49  
  50  }
  51  ?>