Ticket #302: rollover_themes.txt

<?php
require_once('admin.php');

$themes = get_themes();
$ct = current_theme_info();
$allowed_themes = get_site_allowed_themes();
if( $allowed_themes == false )
        $allowed_themes = array();

$blog_allowed_themes = wpmu_get_blog_allowedthemes();
if( is_array( $blog_allowed_themes ) )
        $allowed_themes = array_merge( $allowed_themes, $blog_allowed_themes );
if( $blog_id != 1 )
        unset( $allowed_themes[ "h3" ] );

if( isset( $allowed_themes[ wp_specialchars( $ct->stylesheet ) ] ) == false )
    $allowed_themes[ wp_specialchars( $ct->stylesheet ) ] = true;

reset( $themes );
foreach( $themes as $key => $theme ) {
    if( isset( $allowed_themes[ wp_specialchars( $theme[ 'Stylesheet' ] ) ] ) == false ) {
                unset( $themes[ $key ] );
    }
}
reset( $themes );

if ( isset($_GET['action']) ) {
        check_admin_referer('switch-theme_' . $_GET['template']);

        if ('activate' == $_GET['action']) {
                $found = false;
                while( list( $key, $details ) = each( $themes ) ) { 
                        if( $details[ 'Template' ] == $_GET['template'] && $details[ 'Stylesheet' ] == $_GET['stylesheet'] ) {
                                $found = true;
                                break;
                        }
                }
                if( $found == true ) {
                        if ( isset($_GET['template']) )
                                update_option('template', $_GET['template']);

                        if ( isset($_GET['stylesheet']) )
                                update_option('stylesheet', $_GET['stylesheet']);

                        do_action('switch_theme', get_current_theme());

                        wp_redirect('themes.php?activated=true');
                } else {
                        wp_redirect('themes.php');
                }
                exit;
        }
}

$title = __('Manage Themes');
$parent_file = 'themes.php';
require_once('admin-header.php');
?>

<?php if ( ! validate_current_theme() ) : ?>
<div id="message1" class="updated fade"><p><?php _e('The active theme is broken.  Reverting to the default theme.'); ?></p></div>
<?php elseif ( isset($_GET['activated']) ) : ?>
<div id="message2" class="updated fade"><p><?php printf(__('New theme activated. <a href="%s">View site &raquo;</a>'), get_bloginfo('home') . '/'); ?></p></div>
<?php endif; ?>

<!-- User Themes go here -->
<div class="wrap">
<h2><?php _e('Current Theme'); ?></h2>
<div id="currenttheme">
<?php if ( $ct->screenshot ) : ?>
<img src="<?php echo get_option('siteurl') . '/' . $ct->stylesheet_dir . '/' . $ct->screenshot; ?>" alt="<?php _e('Current theme preview'); ?>" />
<?php endif; ?>
<p><?php
        $cTheme = get_current_theme();
        echo "<p>The currently active theme is <b>$cTheme</b>, ";
        if (get_option('ut_use_user_theme') == 1 ) 
             echo "from the <b>User Themes</b> library.</p>";
        else
             echo "from the <b>System Themes</b> library.</p>";
        ?></p>
</div>
<br style="clear: both" />
<h2> </h2>
</div>
<?php
$theme_names = array_keys($themes);
natcasesort($theme_names);
?>
<div class="wrap">
<form>
<table id='the-list-x' width='auto'>
<tr style='background-color: #444444; color:#ffffff;'>
<td colspan='5'>System Themes <i style='font-size:.8em'>(no editing)</i></td></tr>
<?php
foreach ($theme_names as $theme_name) {
        $template = $themes[$theme_name]['Template'];
        $stylesheet = $themes[$theme_name]['Stylesheet'];
        $title = $themes[$theme_name]['Title'];
        $version = $themes[$theme_name]['Version'];
        $description = $themes[$theme_name]['Description'];
        $author = $themes[$theme_name]['Author'];
        $screenshot = $themes[$theme_name]['Screenshot'];
        $stylesheet_dir = $themes[$theme_name]['Stylesheet Dir'];
           $alt = $alt == '' ? 'alternate' : '';
        $activate_link = wp_nonce_url("themes.php?action=activate&amp;template=$template&amp;stylesheet=$stylesheet", 'switch-theme_' . $template);
?>
<tr class='<?php echo $alt; ?>'><td><a style='text-decoration: none; color: black;' href='<?php echo $activate_link; ?>'<?php echo "onMouseOver=\"preview('" . get_option('siteurl') . '/' . $stylesheet_dir . '/' . $screenshot . "', getTopPosition(this));\"onMouseOut=\"unpreview();\"
"; ?>><?php echo "$title"; ?></a></td>
<td><?php echo "$description"; ?></td>
<?php if( is_site_admin() ) { ?>
<td><?php echo "$version"; ?></td>
<td><?php echo "$author"; ?></td>
<?php } ?>
<td><a href='<?php echo $activate_link; ?>'>Activate</a></td>
</tr>
<?php }
?>
</form>
</table>
</div>
<script>
        var pendingOpen = 0;
        var open = 0;
        var pendingClose = 0;
        function preview(url, top) {
           document.getElementById('previewbox').style.top=top-100 + "px";
           document.getElementById('previewimage').src=url;
           pendingOpen = 1;
           pendingClose = 0;
           setTimeout('showpreview()', 1000);
        }
        function unpreview() {
          pendingClose = 1;
          setTimeout('hidepreview()', 400);
        }
        function showpreview() {
           if (pendingOpen == 0) { return; }
           var p = document.getElementById('previewbox');
           p.style.visibility='visible';
        }
        function hidepreview() {
           if  (pendingClose == 0 ) {return;}
           pendingClose = 0;
           pendingOpen = 0;
           var p = document.getElementById('previewbox');
           p.style.visibility='hidden';
        }
        function getTopPosition(e) {
           p = 0;
           while (e!=null) {
              p += e.offsetTop;
              e = e.offsetParent;
           }
           return p;
        }
      </script>

      <style>
         #previewbox {
             visibility: hidden;      
             width: 200px;
             height: 200px;
             background-color: white;
             border: 5px solid #cccccc;
             position: absolute; 
             left: 220px;
             top: 300px;
         }
      </style> 
      <div id='previewbox'>
         <img id='previewimage' width='200' height='200' border='0' src='http://www.google.com/intl/en/images/logo.gif'/>
      </div>

<!--End User Themes-->


<?php

// List broken themes, if any.
$broken_themes = get_broken_themes();
if ( is_site_admin() && count($broken_themes) ) {
?>

<h2><?php _e('Broken Themes'); ?> (Site admin only)</h2>
<p><?php _e('The following themes are installed but incomplete.  Themes must have a stylesheet and a template.'); ?></p>

<table width="100%" cellpadding="3" cellspacing="3">
        <tr>
                <th><?php _e('Name'); ?></th>
                <th><?php _e('Description'); ?></th>
        </tr>
<?php
        $theme = '';

        $theme_names = array_keys($broken_themes);
        natcasesort($theme_names);

        foreach ($theme_names as $theme_name) {
                $title = $broken_themes[$theme_name]['Title'];
                $description = $broken_themes[$theme_name]['Description'];

                $theme = ('class="alternate"' == $theme) ? '' : 'class="alternate"';
                echo "
                <tr $theme>
                         <td>$title</td>
                         <td>$description</td>
                </tr>";
        }
?>
</table>
<?php
}
?>
<br clear="all" />
</div>

<?php require('admin-footer.php'); ?>