Moodle PHP Cross Reference Learning Management Systems

Source: /mod/resource/mod_form.php - 224 lines - 10187 bytes - Summary - Text - Print

Description: Resource configuration form

   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   * Resource configuration form
  20   *
  21   * @package    mod_resource
  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->dirroot.'/mod/resource/locallib.php');
  30  require_once($CFG->libdir.'/filelib.php');
  31  
  32  class mod_resource_mod_form extends moodleform_mod {
  33      function definition() {
  34          global $CFG, $DB;
  35          $mform =& $this->_form;
  36  
  37          $config = get_config('resource');
  38  
  39          if ($this->current->instance and $this->current->tobemigrated) {
  40              // resource not migrated yet
  41              $resource_old = $DB->get_record('resource_old', array('oldid'=>$this->current->instance));
  42              $mform->addElement('static', 'warning', '', get_string('notmigrated', 'resource', $resource_old->type));
  43              $mform->addElement('cancel');
  44              $this->standard_hidden_coursemodule_elements();
  45              return;
  46          }
  47  
  48          //-------------------------------------------------------
  49          $mform->addElement('header', 'general', get_string('general', 'form'));
  50          $mform->addElement('text', 'name', get_string('name'), array('size'=>'48'));
  51          if (!empty($CFG->formatstringstriptags)) {
  52              $mform->setType('name', PARAM_TEXT);
  53          } else {
  54              $mform->setType('name', PARAM_CLEANHTML);
  55          }
  56          $mform->addRule('name', null, 'required', null, 'client');
  57          $mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
  58          $this->add_intro_editor($config->requiremodintro);
  59  
  60          //-------------------------------------------------------
  61          $mform->addElement('header', 'contentsection', get_string('contentheader', 'resource'));
  62          $mform->setExpanded('contentsection');
  63  
  64          $filemanager_options = array();
  65          $filemanager_options['accepted_types'] = '*';
  66          $filemanager_options['maxbytes'] = 0;
  67          $filemanager_options['maxfiles'] = -1;
  68          $filemanager_options['mainfile'] = true;
  69  
  70          $mform->addElement('filemanager', 'files', get_string('selectfiles'), null, $filemanager_options);
  71  
  72          // add legacy files flag only if used
  73          if (isset($this->current->legacyfiles) and $this->current->legacyfiles != RESOURCELIB_LEGACYFILES_NO) {
  74              $options = array(RESOURCELIB_LEGACYFILES_DONE   => get_string('legacyfilesdone', 'resource'),
  75                               RESOURCELIB_LEGACYFILES_ACTIVE => get_string('legacyfilesactive', 'resource'));
  76              $mform->addElement('select', 'legacyfiles', get_string('legacyfiles', 'resource'), $options);
  77          }
  78  
  79          //-------------------------------------------------------
  80          $mform->addElement('header', 'optionssection', get_string('appearance'));
  81  
  82          if ($this->current->instance) {
  83              $options = resourcelib_get_displayoptions(explode(',', $config->displayoptions), $this->current->display);
  84          } else {
  85              $options = resourcelib_get_displayoptions(explode(',', $config->displayoptions));
  86          }
  87  
  88          if (count($options) == 1) {
  89              $mform->addElement('hidden', 'display');
  90              $mform->setType('display', PARAM_INT);
  91              reset($options);
  92              $mform->setDefault('display', key($options));
  93          } else {
  94              $mform->addElement('select', 'display', get_string('displayselect', 'resource'), $options);
  95              $mform->setDefault('display', $config->display);
  96              $mform->addHelpButton('display', 'displayselect', 'resource');
  97          }
  98  
  99          $mform->addElement('checkbox', 'showsize', get_string('showsize', 'resource'));
 100          $mform->setDefault('showsize', $config->showsize);
 101          $mform->addHelpButton('showsize', 'showsize', 'resource');
 102          $mform->addElement('checkbox', 'showtype', get_string('showtype', 'resource'));
 103          $mform->setDefault('showtype', $config->showtype);
 104          $mform->addHelpButton('showtype', 'showtype', 'resource');
 105  
 106          if (array_key_exists(RESOURCELIB_DISPLAY_POPUP, $options)) {
 107              $mform->addElement('text', 'popupwidth', get_string('popupwidth', 'resource'), array('size'=>3));
 108              if (count($options) > 1) {
 109                  $mform->disabledIf('popupwidth', 'display', 'noteq', RESOURCELIB_DISPLAY_POPUP);
 110              }
 111              $mform->setType('popupwidth', PARAM_INT);
 112              $mform->setDefault('popupwidth', $config->popupwidth);
 113              $mform->setAdvanced('popupwidth', true);
 114  
 115              $mform->addElement('text', 'popupheight', get_string('popupheight', 'resource'), array('size'=>3));
 116              if (count($options) > 1) {
 117                  $mform->disabledIf('popupheight', 'display', 'noteq', RESOURCELIB_DISPLAY_POPUP);
 118              }
 119              $mform->setType('popupheight', PARAM_INT);
 120              $mform->setDefault('popupheight', $config->popupheight);
 121              $mform->setAdvanced('popupheight', true);
 122          }
 123  
 124          if (array_key_exists(RESOURCELIB_DISPLAY_AUTO, $options) or
 125            array_key_exists(RESOURCELIB_DISPLAY_EMBED, $options) or
 126            array_key_exists(RESOURCELIB_DISPLAY_FRAME, $options)) {
 127              $mform->addElement('checkbox', 'printintro', get_string('printintro', 'resource'));
 128              $mform->disabledIf('printintro', 'display', 'eq', RESOURCELIB_DISPLAY_POPUP);
 129              $mform->disabledIf('printintro', 'display', 'eq', RESOURCELIB_DISPLAY_DOWNLOAD);
 130              $mform->disabledIf('printintro', 'display', 'eq', RESOURCELIB_DISPLAY_OPEN);
 131              $mform->disabledIf('printintro', 'display', 'eq', RESOURCELIB_DISPLAY_NEW);
 132              $mform->setDefault('printintro', $config->printintro);
 133          }
 134  
 135          $options = array('0' => get_string('none'), '1' => get_string('allfiles'), '2' => get_string('htmlfilesonly'));
 136          $mform->addElement('select', 'filterfiles', get_string('filterfiles', 'resource'), $options);
 137          $mform->setDefault('filterfiles', $config->filterfiles);
 138          $mform->setAdvanced('filterfiles', true);
 139  
 140          //-------------------------------------------------------
 141          $this->standard_coursemodule_elements();
 142  
 143          //-------------------------------------------------------
 144          $this->add_action_buttons();
 145  
 146          //-------------------------------------------------------
 147          $mform->addElement('hidden', 'revision');
 148          $mform->setType('revision', PARAM_INT);
 149          $mform->setDefault('revision', 1);
 150      }
 151  
 152      function data_preprocessing(&$default_values) {
 153          if ($this->current->instance and !$this->current->tobemigrated) {
 154              $draftitemid = file_get_submitted_draft_itemid('files');
 155              file_prepare_draft_area($draftitemid, $this->context->id, 'mod_resource', 'content', 0, array('subdirs'=>true));
 156              $default_values['files'] = $draftitemid;
 157          }
 158          if (!empty($default_values['displayoptions'])) {
 159              $displayoptions = unserialize($default_values['displayoptions']);
 160              if (isset($displayoptions['printintro'])) {
 161                  $default_values['printintro'] = $displayoptions['printintro'];
 162              }
 163              if (!empty($displayoptions['popupwidth'])) {
 164                  $default_values['popupwidth'] = $displayoptions['popupwidth'];
 165              }
 166              if (!empty($displayoptions['popupheight'])) {
 167                  $default_values['popupheight'] = $displayoptions['popupheight'];
 168              }
 169              if (!empty($displayoptions['showsize'])) {
 170                  $default_values['showsize'] = $displayoptions['showsize'];
 171              } else {
 172                  // Must set explicitly to 0 here otherwise it will use system
 173                  // default which may be 1.
 174                  $default_values['showsize'] = 0;
 175              }
 176              if (!empty($displayoptions['showtype'])) {
 177                  $default_values['showtype'] = $displayoptions['showtype'];
 178              } else {
 179                  $default_values['showtype'] = 0;
 180              }
 181          }
 182      }
 183  
 184      function definition_after_data() {
 185          if ($this->current->instance and $this->current->tobemigrated) {
 186              // resource not migrated yet
 187              return;
 188          }
 189  
 190          parent::definition_after_data();
 191      }
 192  
 193      function validation($data, $files) {
 194          global $USER;
 195  
 196          $errors = parent::validation($data, $files);
 197  
 198          $usercontext = context_user::instance($USER->id);
 199          $fs = get_file_storage();
 200          if (!$files = $fs->get_area_files($usercontext->id, 'user', 'draft', $data['files'], 'sortorder, id', false)) {
 201              $errors['files'] = get_string('required');
 202              return $errors;
 203          }
 204          if (count($files) == 1) {
 205              // no need to select main file if only one picked
 206              return $errors;
 207          } else if(count($files) > 1) {
 208              $mainfile = false;
 209              foreach($files as $file) {
 210                  if ($file->get_sortorder() == 1) {
 211                      $mainfile = true;
 212                      break;
 213                  }
 214              }
 215              // set a default main file
 216              if (!$mainfile) {
 217                  $file = reset($files);
 218                  file_set_sortorder($file->get_contextid(), $file->get_component(), $file->get_filearea(), $file->get_itemid(),
 219                                     $file->get_filepath(), $file->get_filename(), 1);
 220              }
 221          }
 222          return $errors;
 223      }
 224  }

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