348       if(!isset($_GET['level']) || ( isset($_GET['level']) && !preg_match('#^([0-9])$#', $_GET['level']))) die_friendly('Invalid request', '<p>Level not specified</p>');

   348       if ( isset($_POST['finish']) )

   349       $template->header();

   349       {

   350       $template->footer();

   350         $level = intval($_POST['level']);

   351         if ( !in_array($level, array(0, 1, 2) ) )

   352         {

   353           die_friendly('Invalid request', '<p>Level not specified</p>');

   354         }

   355         $q = $db->sql_query('UPDATE '.table_prefix.'pages SET wiki_mode=' . $level . ' WHERE urlname=\'' . $db->escape($paths->cpage['urlname_nons']) . '\' AND namespace=\'' . $paths->namespace . '\';');

   356         if ( !$q )

   357           $db->_die();

   358         redirect(makeUrl($paths->page), htmlspecialchars($paths->cpage['name']), 'Wiki mode for this page has been set. Redirecting you to the page...', 2);

   359       }

   360       else

   361       {

   362         $template->header();

   363         if(!isset($_GET['level']) || ( isset($_GET['level']) && !preg_match('#^([0-9])$#', $_GET['level']))) die_friendly('Invalid request', '<p>Level not specified</p>');

   364           $level = intval($_GET['level']);

   365           if ( !in_array($level, array(0, 1, 2) ) )

   366           {

   367             die_friendly('Invalid request', '<p>Level not specified</p>');

   368           }

   369         echo '<form action="' . makeUrl($paths->page, 'do=setwikimode', true) . '" method="post">';

   370         echo '<input type="hidden" name="finish" value="foo" />';

   371         echo '<input type="hidden" name="level" value="' . $level . '" />';

   372         $level_txt = ( $level == 0 ) ? 'disabled' : ( ( $level == 1 ) ? 'enabled' : 'use the global setting' );

   373         $blurb = ( $level == 0 || ( $level == 2 && getConfig('wiki_mode') != '1' ) ) ? 'Because this will disable the wiki behavior on this page, several features, most

   374            notably the ability for users to vote to have this page deleted, will be disabled as they are not relevant to non-wiki pages. In addition, users will not be able

   375            to edit this page unless an ACL rule specifically permits them.' : 'Because this will enable the wiki behavior on this page, users will gain the ability to

   376            freely edit this page unless an ACL rule specifically denies them. If your site is public and gets good traffic, you should be aware of the possiblity of vandalism, and you need to be ready to revert

   377            malicious edits to this page.';

   378         ?>

   379         <h3>You are changing wiki mode for this page.</h3>

   380         <p>Wiki features will be set to <?php echo $level_txt; ?>. <?php echo $blurb; ?></p>

   381         <p>If you want to continue, please click the button below.</p>

   382         <p><input type="submit" value="Set wiki mode" /></p>

   383         <?php

   384         echo '</form>';

   385         $template->footer();

   386       }