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/mod/wiki/ -> edit.php (source)
   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   * This file contains all necessary code to edit a wiki page
  20   *
  21   * @package mod_wiki
  22   * @copyright 2009 Marc Alier, Jordi Piguillem marc.alier@upc.edu
  23   * @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu
  24   *
  25   * @author Jordi Piguillem
  26   * @author Marc Alier
  27   * @author David Jimenez
  28   * @author Josep Arus
  29   * @author Kenneth Riba
  30   *
  31   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  32   */
  33  
  34  require_once('../../config.php');
  35  
  36  require_once($CFG->dirroot . '/mod/wiki/lib.php');
  37  require_once($CFG->dirroot . '/mod/wiki/locallib.php');
  38  require_once($CFG->dirroot . '/mod/wiki/pagelib.php');
  39  
  40  $pageid = required_param('pageid', PARAM_INT);
  41  $contentformat = optional_param('contentformat', '', PARAM_ALPHA);
  42  $option = optional_param('editoption', '', PARAM_TEXT);
  43  $section = optional_param('section', "", PARAM_RAW);
  44  $version = optional_param('version', -1, PARAM_INT);
  45  $attachments = optional_param('attachments', 0, PARAM_INT);
  46  $deleteuploads = optional_param('deleteuploads', 0, PARAM_RAW);
  47  
  48  $newcontent = '';
  49  if (!empty($newcontent) && is_array($newcontent)) {
  50      $newcontent = $newcontent['text'];
  51  }
  52  
  53  if (!$page = wiki_get_page($pageid)) {
  54      print_error('incorrectpageid', 'wiki');
  55  }
  56  
  57  if (!$subwiki = wiki_get_subwiki($page->subwikiid)) {
  58      print_error('incorrectsubwikiid', 'wiki');
  59  }
  60  
  61  if (!$wiki = wiki_get_wiki($subwiki->wikiid)) {
  62      print_error('incorrectwikiid', 'wiki');
  63  }
  64  
  65  if (!$cm = get_coursemodule_from_instance('wiki', $wiki->id)) {
  66      print_error('invalidcoursemodule');
  67  }
  68  
  69  $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
  70  
  71  if (!empty($section) && !$sectioncontent = wiki_get_section_page($page, $section)) {
  72      print_error('invalidsection', 'wiki');
  73  }
  74  
  75  require_login($course, true, $cm);
  76  
  77  $context = context_module::instance($cm->id);
  78  
  79  if (!wiki_user_can_edit($subwiki)) {
  80      print_error('cannoteditpage', 'wiki');
  81  }
  82  
  83  if ($option == get_string('save', 'wiki')) {
  84      if (!confirm_sesskey()) {
  85          print_error(get_string('invalidsesskey', 'wiki'));
  86      }
  87      $wikipage = new page_wiki_save($wiki, $subwiki, $cm);
  88      $wikipage->set_page($page);
  89      $wikipage->set_newcontent($newcontent);
  90      $wikipage->set_upload(true);
  91  } else {
  92      if ($option == get_string('preview')) {
  93          if (!confirm_sesskey()) {
  94              print_error(get_string('invalidsesskey', 'wiki'));
  95          }
  96          $wikipage = new page_wiki_preview($wiki, $subwiki, $cm);
  97          $wikipage->set_page($page);
  98      } else {
  99          if ($option == get_string('cancel')) {
 100              //delete lock
 101              wiki_delete_locks($page->id, $USER->id, $section);
 102  
 103              redirect($CFG->wwwroot . '/mod/wiki/view.php?pageid=' . $pageid);
 104          } else {
 105              $wikipage = new page_wiki_edit($wiki, $subwiki, $cm);
 106              $wikipage->set_page($page);
 107              $wikipage->set_upload($option == get_string('upload', 'wiki'));
 108          }
 109      }
 110  
 111      if (has_capability('mod/wiki:overridelock', $context)) {
 112          $wikipage->set_overridelock(true);
 113      }
 114  }
 115  
 116  if ($version >= 0) {
 117      $wikipage->set_versionnumber($version);
 118  }
 119  
 120  if (!empty($section)) {
 121      $wikipage->set_section($sectioncontent, $section);
 122  }
 123  
 124  if (!empty($attachments)) {
 125      $wikipage->set_attachments($attachments);
 126  }
 127  
 128  if (!empty($deleteuploads)) {
 129      $wikipage->set_deleteuploads($deleteuploads);
 130  }
 131  
 132  if (!empty($contentformat)) {
 133      $wikipage->set_format($contentformat);
 134  }
 135  
 136  $wikipage->print_header();
 137  
 138  $wikipage->print_content();
 139  
 140  $wikipage->print_footer();

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