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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   * This file contains all necessary code to define a wiki file table form element
  19   *
  20   * @package mod_wiki
  21   * @copyright 2009 Marc Alier, Jordi Piguillem [email protected]
  22   * @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu
  23   *
  24   * @author Josep Arus
  25   *
  26   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  27   */
  28  
  29  require_once('HTML/QuickForm/element.php');
  30  require_once($CFG->dirroot.'/lib/filelib.php');
  31  
  32  class MoodleQuickForm_wikifiletable extends HTML_QuickForm_element {
  33  
  34      private $_contextid;
  35      private $_filearea;
  36      private $_fileareaitemid;
  37      private $_fileinfo;
  38      private $_value = array();
  39  
  40      function MoodleQuickForm_wikifiletable($elementName = null, $elementLabel = null, $attributes = null, $fileinfo = null, $format = null) {
  41  
  42          parent::HTML_QuickForm_element($elementName, $elementLabel, $attributes);
  43          $this->_fileinfo = $fileinfo;
  44          $this->_format = $format;
  45      }
  46  
  47      function onQuickFormEvent($event, $arg, &$caller) {
  48          global $OUTPUT;
  49  
  50          switch ($event) {
  51              case 'addElement':
  52                  $this->_contextid = $arg[3]['contextid'];
  53                  $this->_filearea = $arg[3]['filearea'];
  54                  $this->_fileareaitemid = $arg[3]['itemid'];
  55                  $this->_format = $arg[4];
  56                  break;
  57          }
  58  
  59          return parent::onQuickFormEvent($event, $arg, $caller);
  60      }
  61  
  62      function setName($name) {
  63          $this->updateAttributes(array('name' => $name));
  64      }
  65  
  66      function getName() {
  67          return $this->getAttribute('name');
  68      }
  69  
  70      function setValue($value) {
  71          $this->_value = $value;
  72      }
  73  
  74      function getValue() {
  75          return $this->_value;
  76      }
  77  
  78      function toHtml() {
  79          global $CFG, $OUTPUT;
  80  
  81          $htmltable = new html_table();
  82  
  83          $htmltable->head = array(get_string('deleteupload', 'wiki'), get_string('uploadname', 'wiki'), get_string('uploadactions', 'wiki'));
  84  
  85          $fs = get_file_storage();
  86  
  87          $files = $fs->get_area_files($this->_fileinfo['contextid'], 'mod_wiki', 'attachments', $this->_fileinfo['itemid']); //TODO: verify where this is coming from, all params must be validated (skodak)
  88  
  89          if (count($files) < 2) {
  90              return get_string('noattachments', 'wiki');
  91          }
  92  
  93          //get tags
  94          foreach (array('image', 'attach', 'link') as $tag) {
  95              $tags[$tag] = wiki_parser_get_token($this->_format, $tag);
  96          }
  97  
  98          foreach ($files as $file) {
  99              if (!$file->is_directory()) {
 100                  $checkbox = '<input type="checkbox" name="'.$this->_attributes['name'].'[]" value="'.$file->get_pathnamehash().'"';
 101  
 102                  if (in_array($file->get_pathnamehash(), $this->_value)) {
 103                      $checkbox .= ' checked="checked"';
 104                  }
 105                  $checkbox .= " />";
 106  
 107                  //actions
 108                  $icon = file_file_icon($file);
 109                  $file_url = file_encode_url($CFG->wwwroot.'/pluginfile.php', "/{$this->_contextid}/mod_wiki/attachments/{$this->_fileareaitemid}/".$file->get_filename());
 110  
 111                  $action_icons = "";
 112                  if(!empty($tags['attach'])) {
 113                      $action_icons .= "<a href=\"javascript:void(0)\" class=\"wiki-attachment-attach\" ".$this->printInsertTags($tags['attach'], $file->get_filename())." title=\"".get_string('attachmentattach', 'wiki')."\">".$OUTPUT->pix_icon($icon, "Attach")."</a>"; //TODO: localize
 114                  }
 115  
 116                  $action_icons .= "&nbsp;&nbsp;<a href=\"javascript:void(0)\" class=\"wiki-attachment-link\" ".$this->printInsertTags($tags['link'], $file_url)." title=\"".get_string('attachmentlink', 'wiki')."\">".$OUTPUT->pix_icon($icon, "Link")."</a>";
 117  
 118                  if (file_mimetype_in_typegroup($file->get_mimetype(), 'web_image')) {
 119                      $action_icons .= "&nbsp;&nbsp;<a href=\"javascript:void(0)\" class=\"wiki-attachment-image\" ".$this->printInsertTags($tags['image'], $file->get_filename())." title=\"".get_string('attachmentimage', 'wiki')."\">".$OUTPUT->pix_icon($icon, "Image")."</a>"; //TODO: localize
 120                  }
 121  
 122                  $htmltable->data[] = array($checkbox, '<a href="'.$file_url.'">'.$file->get_filename().'</a>', $action_icons);
 123              }
 124          }
 125  
 126          return html_writer::table($htmltable);
 127      }
 128  
 129      private function printInsertTags($tags, $value) {
 130          return "onclick=\"javascript:insertTags('{$tags[0]}', '{$tags[1]}', '$value');\"";
 131      }
 132  }
 133  
 134  //register wikieditor
 135  MoodleQuickForm::registerElementType('wikifiletable', $CFG->dirroot."/mod/wiki/editors/wikifiletable.php", 'MoodleQuickForm_wikifiletable');
 136  
 137