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   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   * IMS CP configuration form
  20   *
  21   * @package mod_imscp
  22   * @copyright  2009 Petr Skoda  {@link http://skodak.org}
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  require_once ($CFG->dirroot.'/course/moodleform_mod.php');
  29  require_once($CFG->libdir.'/filelib.php');
  30  
  31  class mod_imscp_mod_form extends moodleform_mod {
  32      function definition() {
  33          global $CFG, $DB;
  34          $mform = $this->_form;
  35  
  36          $config = get_config('imscp');
  37  
  38          //-------------------------------------------------------
  39          $mform->addElement('header', 'general', get_string('general', 'form'));
  40          $mform->addElement('text', 'name', get_string('name'), array('size'=>'48'));
  41          if (!empty($CFG->formatstringstriptags)) {
  42              $mform->setType('name', PARAM_TEXT);
  43          } else {
  44              $mform->setType('name', PARAM_CLEANHTML);
  45          }
  46          $mform->addRule('name', null, 'required', null, 'client');
  47          $mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
  48          $this->add_intro_editor($config->requiremodintro);
  49  
  50          //-------------------------------------------------------
  51          $mform->addElement('header', 'content', get_string('contentheader', 'imscp'));
  52          $mform->setExpanded('content', true);
  53          $mform->addElement('filepicker', 'package', get_string('packagefile', 'imscp'));
  54  
  55          $options = array('-1'=>get_string('all'), '0'=>get_string('no'), '1'=>'1', '2'=>'2', '5'=>'5', '10'=>'10', '20'=>'20');
  56          $mform->addElement('select', 'keepold', get_string('keepold', 'imscp'), $options);
  57          $mform->setDefault('keepold', $config->keepold);
  58          $mform->setAdvanced('keepold', $config->keepold_adv);
  59  
  60          //-------------------------------------------------------
  61          $this->standard_coursemodule_elements();
  62  
  63          //-------------------------------------------------------
  64          $this->add_action_buttons();
  65      }
  66  
  67      function validation($data, $files) {
  68          global $USER;
  69  
  70          if ($errors = parent::validation($data, $files)) {
  71              return $errors;
  72          }
  73  
  74          $usercontext = context_user::instance($USER->id);
  75          $fs = get_file_storage();
  76  
  77          if (!$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $data['package'], 'id', false)) {
  78              if (!$this->current->instance) {
  79                  $errors['package'] = get_string('required');
  80                  return $errors;
  81              }
  82          } else {
  83              $file = reset($files);
  84              if ($file->get_mimetype() != 'application/zip') {
  85                  $errors['package'] = get_string('invalidfiletype', 'error', '', $file);
  86                  // better delete current file, it is not usable anyway
  87                  $fs->delete_area_files($usercontext->id, 'user', 'draft', $data['package']);
  88              }
  89          }
  90  
  91          return $errors;
  92      }
  93  }