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<title>[20313] trunk/wp-admin: Rewrite theme-editor.php to use the new WP_Theme API.</title>
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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/20313">20313</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2012-03-29 03:00:38 +0000 (Thu, 29 Mar 2012)</dd>
</dl>

<h3>Log Message</h3>
<pre>Rewrite theme-editor.php to use the new WP_Theme API. see <a href="http://core.trac.wordpress.org/ticket/20103">#20103</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpadminincludesfilephp">trunk/wp-admin/includes/file.php</a></li>
<li><a href="#trunkwpadminthemeeditorphp">trunk/wp-admin/theme-editor.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwpadminincludesfilephp"></a>
<div class="modfile"><h4>Modified: trunk/wp-admin/includes/file.php (20312 => 20313)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-admin/includes/file.php        2012-03-29 02:59:48 UTC (rev 20312)
+++ trunk/wp-admin/includes/file.php        2012-03-29 03:00:38 UTC (rev 20313)
</span><span class="lines">@@ -65,7 +65,7 @@
</span><span class="cx">                         return sprintf( __( '%s Page Template' ), _cleanup_header_comment($name[1]) );
</span><span class="cx">         }
</span><span class="cx"> 
</span><del>-        return basename( $file );
</del><ins>+        return trim( basename( $file ) );
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> /**
</span></span></pre></div>
<a id="trunkwpadminthemeeditorphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-admin/theme-editor.php (20312 => 20313)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-admin/theme-editor.php        2012-03-29 02:59:48 UTC (rev 20312)
+++ trunk/wp-admin/theme-editor.php        2012-03-29 03:00:38 UTC (rev 20313)
</span><span class="lines">@@ -42,80 +42,73 @@
</span><span class="cx">         '&lt;p&gt;' . __('&lt;a href=&quot;http://wordpress.org/support/&quot; target=&quot;_blank&quot;&gt;Support Forums&lt;/a&gt;') . '&lt;/p&gt;'
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file', 'theme', 'dir'));
</del><ins>+wp_reset_vars( array( 'action', 'error', 'file', 'theme' ) );
</ins><span class="cx"> 
</span><del>-$themes = get_themes();
</del><ins>+if ( $theme )
+        $stylesheet = $theme;
+else
+        $stylesheet = get_stylesheet();
</ins><span class="cx"> 
</span><del>-if (empty($theme)) {
-        $theme = get_current_theme();
</del><ins>+$theme = wp_get_theme( $stylesheet );
+
+if ( ! $theme )
+        wp_die( __( 'The requested theme does not exist.' ) );
+
+$allowed_files = $theme-&gt;get_files( 'php', 1 );
+$style_files = $theme-&gt;get_files( 'css' );
+if ( isset( $style_files['style.css'] ) ) {
+        $allowed_files['style.css'] = $style_files['style.css'];
+        unset( $style_files['style.css'] );
</ins><span class="cx"> } else {
</span><del>-        $theme = stripslashes($theme);
</del><ins>+        $style_files['style.css'] = false;
</ins><span class="cx"> }
</span><ins>+$allowed_files += $style_files;
</ins><span class="cx"> 
</span><del>-if ( ! isset($themes[$theme]) )
-        wp_die(__('The requested theme does not exist.'));
-
-$allowed_files = array_merge( $themes[$theme]['Stylesheet Files'], $themes[$theme]['Template Files'] );
-
</del><span class="cx"> if ( empty( $file ) ) {
</span><del>-        if ( false !== array_search( $themes[$theme]['Stylesheet Dir'] . '/style.css', $allowed_files ) )
-                $file = $themes[$theme]['Stylesheet Dir'] . '/style.css';
-        else
-                $file = $allowed_files[0];
-} else {
-        $file = stripslashes($file);
-        if ( 'theme' == $dir ) {
-                $file = dirname(dirname($themes[$theme]['Template Dir'])) . $file ;
-        } else if ( 'style' == $dir) {
-                $file = dirname(dirname($themes[$theme]['Stylesheet Dir'])) . $file ;
</del><ins>+        if ( ! empty( $allowed_files['style.css'] ) ) {
+                $relative_file = 'style.css';
+                $file = $allowed_files['style.css'];
+        } else {
+                $relative_file = key( $allowed_files );
+                $file = current( $allowed_files );
</ins><span class="cx">         }
</span><ins>+} else {
+        $relative_file = stripslashes( $file );
+        $file = $theme-&gt;get_stylesheet_directory() . '/' . $relative_file;
</ins><span class="cx"> }
</span><span class="cx"> 
</span><del>-validate_file_to_edit($file, $allowed_files);
-$scrollto = isset($_REQUEST['scrollto']) ? (int) $_REQUEST['scrollto'] : 0;
-$file_show = basename( $file );
</del><ins>+validate_file_to_edit( $file, $allowed_files );
+$scrollto = isset( $_REQUEST['scrollto'] ) ? (int) $_REQUEST['scrollto'] : 0;
</ins><span class="cx"> 
</span><del>-switch($action) {
-
</del><ins>+switch( $action ) {
</ins><span class="cx"> case 'update':
</span><del>-
-        check_admin_referer('edit-theme_' . $file . $theme);
-
-        $newcontent = stripslashes($_POST['newcontent']);
-        $theme = urlencode($theme);
-        if (is_writeable($file)) {
</del><ins>+        check_admin_referer( 'edit-theme_' . $file . $stylesheet );
+        $newcontent = stripslashes( $_POST['newcontent'] );
+        $location = 'theme-editor.php?file=' . urlencode( $relative_file ) . '&amp;theme=' . urlencode( $stylesheet ) . '&amp;scrollto=' . $scrollto;
+        if ( is_writeable( $file ) ) {
</ins><span class="cx">                 //is_writable() not always reliable, check return value. see comments @ http://uk.php.net/is_writable
</span><del>-                $f = fopen($file, 'w+');
-                if ($f !== false) {
-                        fwrite($f, $newcontent);
-                        fclose($f);
-                        $location = &quot;theme-editor.php?file=$file&amp;theme=$theme&amp;a=te&amp;scrollto=$scrollto&quot;;
-                } else {
-                        $location = &quot;theme-editor.php?file=$file&amp;theme=$theme&amp;scrollto=$scrollto&quot;;
</del><ins>+                $f = fopen( $file, 'w+' );
+                if ( $f !== false ) {
+                        fwrite( $f, $newcontent );
+                        fclose( $f );
+                        $location .= '&amp;updated=true';
</ins><span class="cx">                 }
</span><del>-        } else {
-                $location = &quot;theme-editor.php?file=$file&amp;theme=$theme&amp;scrollto=$scrollto&quot;;
</del><span class="cx">         }
</span><del>-
-        $location = wp_kses_no_null($location);
-        $strip = array('%0d', '%0a', '%0D', '%0A');
-        $location = _deep_replace($strip, $location);
-        header(&quot;Location: $location&quot;);
-        exit();
-
</del><ins>+        wp_redirect( $location );
+        exit;
</ins><span class="cx"> break;
</span><span class="cx"> 
</span><span class="cx"> default:
</span><span class="cx"> 
</span><del>-        require_once(ABSPATH . 'wp-admin/admin-header.php');
</del><ins>+        require_once( ABSPATH . 'wp-admin/admin-header.php' );
</ins><span class="cx"> 
</span><del>-        update_recently_edited($file);
</del><ins>+        update_recently_edited( $file );
</ins><span class="cx"> 
</span><del>-        if ( !is_file($file) )
-                $error = 1;
</del><ins>+        if ( ! is_file( $file ) )
+                $error = true;
</ins><span class="cx"> 
</span><span class="cx">         $content = '';
</span><del>-        if ( !$error &amp;&amp; filesize($file) &gt; 0 ) {
</del><ins>+        if ( ! $error &amp;&amp; filesize( $file ) &gt; 0 ) {
</ins><span class="cx">                 $f = fopen($file, 'r');
</span><span class="cx">                 $content = fread($f, filesize($file));
</span><span class="cx"> 
</span><span class="lines">@@ -134,14 +127,14 @@
</span><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         ?&gt;
</span><del>-&lt;?php if (isset($_GET['a'])) : ?&gt;
- &lt;div id=&quot;message&quot; class=&quot;updated&quot;&gt;&lt;p&gt;&lt;?php _e('File edited successfully.') ?&gt;&lt;/p&gt;&lt;/div&gt;
</del><ins>+&lt;?php if ( isset( $_GET['updated'] ) ) : ?&gt;
+ &lt;div id=&quot;message&quot; class=&quot;updated&quot;&gt;&lt;p&gt;&lt;?php _e( 'File edited successfully.' ) ?&gt;&lt;/p&gt;&lt;/div&gt;
</ins><span class="cx"> &lt;?php endif;
</span><span class="cx"> 
</span><del>-$description = get_file_description($file);
-$desc_header = ( $description != $file_show ) ? &quot;$description &lt;span&gt;($file_show)&lt;/span&gt;&quot; : $file_show;
-
-$is_child_theme = $themes[$theme]['Template'] != $themes[$theme]['Stylesheet'];
</del><ins>+$description = get_file_description( $file );
+$file_show = array_search( $file, $allowed_files );
+if ( $description != $file_show )
+        $description .= ' &lt;span&gt;(' . $file_show . ')&lt;/span&gt;';
</ins><span class="cx"> ?&gt;
</span><span class="cx"> &lt;div class=&quot;wrap&quot;&gt;
</span><span class="cx"> &lt;?php screen_icon(); ?&gt;
</span><span class="lines">@@ -149,19 +142,16 @@
</span><span class="cx"> 
</span><span class="cx"> &lt;div class=&quot;fileedit-sub&quot;&gt;
</span><span class="cx"> &lt;div class=&quot;alignleft&quot;&gt;
</span><del>-&lt;h3&gt;&lt;?php echo $themes[$theme]['Name'] . ': ' . $desc_header; ?&gt;&lt;/h3&gt;
</del><ins>+&lt;h3&gt;&lt;?php echo $theme-&gt;display('Name') . ': ' . $description; ?&gt;&lt;/h3&gt;
</ins><span class="cx"> &lt;/div&gt;
</span><span class="cx"> &lt;div class=&quot;alignright&quot;&gt;
</span><span class="cx">         &lt;form action=&quot;theme-editor.php&quot; method=&quot;post&quot;&gt;
</span><span class="cx">                 &lt;strong&gt;&lt;label for=&quot;theme&quot;&gt;&lt;?php _e('Select theme to edit:'); ?&gt; &lt;/label&gt;&lt;/strong&gt;
</span><span class="cx">                 &lt;select name=&quot;theme&quot; id=&quot;theme&quot;&gt;
</span><span class="cx"> &lt;?php
</span><del>-        foreach ($themes as $a_theme) {
-        $theme_name = $a_theme['Name'];
-        if ($theme_name == $theme) $selected = &quot; selected='selected'&quot;;
-        else $selected = '';
-        $theme_name = esc_attr($theme_name);
-        echo &quot;\n\t&lt;option value=\&quot;$theme_name\&quot; $selected&gt;$theme_name&lt;/option&gt;&quot;;
</del><ins>+foreach ( wp_get_themes() as $a_stylesheet =&gt; $a_theme ) {
+        $selected = $a_stylesheet == $stylesheet ? ' selected=&quot;selected&quot;' : '';
+        echo &quot;\n\t&quot; . '&lt;option value=&quot;' . esc_attr( $a_stylesheet ) . '&quot;' . $selected . '&gt;' . $a_theme-&gt;display('Name') . '&lt;/option&gt;';
</ins><span class="cx"> }
</span><span class="cx"> ?&gt;
</span><span class="cx">                 &lt;/select&gt;
</span><span class="lines">@@ -172,76 +162,56 @@
</span><span class="cx"> &lt;/div&gt;
</span><span class="cx">         &lt;div id=&quot;templateside&quot;&gt;
</span><span class="cx"> &lt;?php
</span><del>-if ($allowed_files) :
</del><ins>+if ( $allowed_files ) :
</ins><span class="cx"> ?&gt;
</span><span class="cx">         &lt;h3&gt;&lt;?php _e('Templates'); ?&gt;&lt;/h3&gt;
</span><del>-        &lt;?php if ( $is_child_theme ) : ?&gt;
-        &lt;p class=&quot;howto&quot;&gt;&lt;?php printf( __( 'This child theme inherits templates from a parent theme, %s.' ), $themes[$theme]['Parent Theme'] ); ?&gt;&lt;/p&gt;
</del><ins>+        &lt;?php if ( $theme-&gt;is_child_theme() ) : ?&gt;
+        &lt;p class=&quot;howto&quot;&gt;&lt;?php printf( __( 'This child theme inherits templates from a parent theme, %s.' ), '&lt;a href=&quot;' . self_admin_url('theme-editor.php?theme=' . $theme-&gt;get_template()) . '&quot;&gt;' . $theme-&gt;parent()-&gt;display('Name') . '&lt;/a&gt;' ); ?&gt;&lt;/p&gt;
</ins><span class="cx">         &lt;?php endif; ?&gt;
</span><span class="cx">         &lt;ul&gt;
</span><span class="cx"> &lt;?php
</span><del>-        $template_mapping = array();
-        $template_dir = $themes[$theme]['Template Dir'];
-        foreach ( $themes[$theme]['Template Files'] as $template_file ) {
-                // Don't show parent templates.
-                if ( $is_child_theme &amp;&amp; strpos( $template_file, trailingslashit( $template_dir ) ) === 0 )
-                        continue;
</del><ins>+        foreach ( $allowed_files as $filename =&gt; $absolute_filename ) :
+                if ( 'style.css' == $filename ) {
+                        echo &quot;\t&lt;/ul&gt;\n\t&lt;h3&gt;&quot; . _x( 'Styles', 'Theme stylesheets in theme editor' ) . &quot;&lt;/h3&gt;\n\t&lt;ul&gt;\n&quot;;
+                        if ( ! $absolute_filename )
+                                continue;
+                }
</ins><span class="cx"> 
</span><del>-                $description = trim( get_file_description($template_file) );
-                $template_show = basename($template_file);
-                $filedesc = ( $description != $template_file ) ? &quot;$description&lt;br /&gt;&lt;span class='nonessential'&gt;($template_show)&lt;/span&gt;&quot; : &quot;$description&quot;;
-                $filedesc = ( $template_file == $file ) ? &quot;&lt;span class='highlight'&gt;$description&lt;br /&gt;&lt;span class='nonessential'&gt;($template_show)&lt;/span&gt;&lt;/span&gt;&quot; : $filedesc;
-                $template_mapping[ $description ] = array( _get_template_edit_filename($template_file, $template_dir), $filedesc );
-        }
-        ksort( $template_mapping );
-        while ( list( $template_sorted_key, list( $template_file, $filedesc ) ) = each( $template_mapping ) ) :
-        ?&gt;
-                &lt;li&gt;&lt;a href=&quot;theme-editor.php?file=&lt;?php echo urlencode( $template_file ) ?&gt;&amp;amp;theme=&lt;?php echo urlencode( $theme ) ?&gt;&amp;amp;dir=theme&quot;&gt;&lt;?php echo $filedesc ?&gt;&lt;/a&gt;&lt;/li&gt;
-&lt;?php endwhile; ?&gt;
-        &lt;/ul&gt;
-        &lt;h3&gt;&lt;?php /* translators: Theme stylesheets in theme editor */ _ex('Styles', 'Theme stylesheets in theme editor'); ?&gt;&lt;/h3&gt;
-        &lt;ul&gt;
-&lt;?php
-        $template_mapping = array();
-        $stylesheet_dir = $themes[$theme]['Stylesheet Dir'];
-        foreach ( $themes[$theme]['Stylesheet Files'] as $style_file ) {
-                // Don't show parent styles.
-                if ( $is_child_theme &amp;&amp; strpos( $style_file, trailingslashit( $template_dir ) ) === 0 )
-                        continue;
</del><ins>+                $file_description = get_file_description( $filename );
+                if ( $file_description != basename( $filename ) )
+                        $file_description .= '&lt;br /&gt;&lt;span class=&quot;nonessential&quot;&gt;(' . $filename . ')&lt;/span&gt;';
</ins><span class="cx"> 
</span><del>-                $description = trim( get_file_description($style_file) );
-                $style_show = basename($style_file);
-                $filedesc = ( $description != $style_file ) ? &quot;$description&lt;br /&gt;&lt;span class='nonessential'&gt;($style_show)&lt;/span&gt;&quot; : &quot;$description&quot;;
-                $filedesc = ( $style_file == $file ) ? &quot;&lt;span class='highlight'&gt;$description&lt;br /&gt;&lt;span class='nonessential'&gt;($style_show)&lt;/span&gt;&lt;/span&gt;&quot; : $filedesc;
-                $template_mapping[ $description ] = array( _get_template_edit_filename($style_file, $stylesheet_dir), $filedesc );
-        }
-        ksort( $template_mapping );
-        while ( list( $template_sorted_key, list( $style_file, $filedesc ) ) = each( $template_mapping ) ) :
-                ?&gt;
-                &lt;li&gt;&lt;a href=&quot;theme-editor.php?file=&lt;?php echo urlencode( $style_file ) ?&gt;&amp;amp;theme=&lt;?php echo urlencode($theme) ?&gt;&amp;amp;dir=style&quot;&gt;&lt;?php echo $filedesc ?&gt;&lt;/a&gt;&lt;/li&gt;
-&lt;?php endwhile; ?&gt;
-        &lt;/ul&gt;
</del><ins>+                if ( $absolute_filename == $file )
+                        $file_description = '&lt;span class=&quot;highlight&quot;&gt;' . $file_description . '&lt;/span&gt;';
+?&gt;
+                &lt;li&gt;&lt;a href=&quot;theme-editor.php?file=&lt;?php echo urlencode( $filename ) ?&gt;&amp;amp;theme=&lt;?php echo urlencode( $stylesheet ) ?&gt;&quot;&gt;&lt;?php echo $file_description; ?&gt;&lt;/a&gt;&lt;/li&gt;
+&lt;?php
+        endforeach;
+?&gt;
+&lt;/ul&gt;
</ins><span class="cx"> &lt;?php endif; ?&gt;
</span><span class="cx"> &lt;/div&gt;
</span><del>-&lt;?php if (!$error) { ?&gt;
</del><ins>+&lt;?php if ( $error ) :
+        echo '&lt;div class=&quot;error&quot;&gt;&lt;p&gt;' . __('Oops, no such file exists! Double check the name and try again, merci.') . '&lt;/p&gt;&lt;/div&gt;';
+else : ?&gt;
</ins><span class="cx">         &lt;form name=&quot;template&quot; id=&quot;template&quot; action=&quot;theme-editor.php&quot; method=&quot;post&quot;&gt;
</span><del>-        &lt;?php wp_nonce_field('edit-theme_' . $file . $theme) ?&gt;
-                 &lt;div&gt;&lt;textarea cols=&quot;70&quot; rows=&quot;25&quot; name=&quot;newcontent&quot; id=&quot;newcontent&quot; tabindex=&quot;1&quot;&gt;&lt;?php echo $content ?&gt;&lt;/textarea&gt;
</del><ins>+        &lt;?php wp_nonce_field( 'edit-theme_' . $file . $stylesheet ); ?&gt;
+                 &lt;div&gt;&lt;textarea cols=&quot;70&quot; rows=&quot;30&quot; name=&quot;newcontent&quot; id=&quot;newcontent&quot; tabindex=&quot;1&quot;&gt;&lt;?php echo $content ?&gt;&lt;/textarea&gt;
</ins><span class="cx">                  &lt;input type=&quot;hidden&quot; name=&quot;action&quot; value=&quot;update&quot; /&gt;
</span><del>-                 &lt;input type=&quot;hidden&quot; name=&quot;file&quot; value=&quot;&lt;?php echo esc_attr($file) ?&gt;&quot; /&gt;
-                 &lt;input type=&quot;hidden&quot; name=&quot;theme&quot; value=&quot;&lt;?php echo esc_attr($theme) ?&gt;&quot; /&gt;
</del><ins>+                 &lt;input type=&quot;hidden&quot; name=&quot;file&quot; value=&quot;&lt;?php echo esc_attr( $relative_file ); ?&gt;&quot; /&gt;
+                 &lt;input type=&quot;hidden&quot; name=&quot;theme&quot; value=&quot;&lt;?php echo esc_attr( $theme-&gt;get_stylesheet() ); ?&gt;&quot; /&gt;
</ins><span class="cx">                  &lt;input type=&quot;hidden&quot; name=&quot;scrollto&quot; id=&quot;scrollto&quot; value=&quot;&lt;?php echo $scrollto; ?&gt;&quot; /&gt;
</span><span class="cx">                  &lt;/div&gt;
</span><del>-        &lt;?php if ( isset($functions ) &amp;&amp; count($functions) ) { ?&gt;
</del><ins>+        &lt;?php if ( ! empty( $functions ) ) : ?&gt;
</ins><span class="cx">                 &lt;div id=&quot;documentation&quot; class=&quot;hide-if-no-js&quot;&gt;
</span><span class="cx">                 &lt;label for=&quot;docs-list&quot;&gt;&lt;?php _e('Documentation:') ?&gt;&lt;/label&gt;
</span><span class="cx">                 &lt;?php echo $docs_select; ?&gt;
</span><span class="cx">                 &lt;input type=&quot;button&quot; class=&quot;button&quot; value=&quot; &lt;?php esc_attr_e( 'Lookup' ); ?&gt; &quot; onclick=&quot;if ( '' != jQuery('#docs-list').val() ) { window.open( 'http://api.wordpress.org/core/handbook/1.0/?function=' + escape( jQuery( '#docs-list' ).val() ) + '&amp;amp;locale=&lt;?php echo urlencode( get_locale() ) ?&gt;&amp;amp;version=&lt;?php echo urlencode( $wp_version ) ?&gt;&amp;amp;redirect=true'); }&quot; /&gt;
</span><span class="cx">                 &lt;/div&gt;
</span><del>-        &lt;?php } ?&gt;
</del><ins>+        &lt;?php endif; ?&gt;
</ins><span class="cx"> 
</span><span class="cx">                 &lt;div&gt;
</span><del>-                &lt;?php if ( is_child_theme() &amp;&amp; ! $is_child_theme &amp;&amp; $themes[$theme]['Template'] == get_option('template') ) : ?&gt;
</del><ins>+                &lt;?php if ( is_child_theme() &amp;&amp; ! $theme-&gt;is_child_theme() &amp;&amp; $theme-&gt;get_template() == get_template() ) : ?&gt;
</ins><span class="cx">                         &lt;p&gt;&lt;?php if ( is_writeable( $file ) ) { ?&gt;&lt;strong&gt;&lt;?php _e( 'Caution:' ); ?&gt;&lt;/strong&gt;&lt;?php } ?&gt;
</span><span class="cx">                         &lt;?php _e( 'This is a file in your current parent theme.' ); ?&gt;&lt;/p&gt;
</span><span class="cx">                 &lt;?php endif; ?&gt;
</span><span class="lines">@@ -254,9 +224,7 @@
</span><span class="cx">                 &lt;/div&gt;
</span><span class="cx">         &lt;/form&gt;
</span><span class="cx"> &lt;?php
</span><del>-        } else {
-                echo '&lt;div class=&quot;error&quot;&gt;&lt;p&gt;' . __('Oops, no such file exists! Double check the name and try again, merci.') . '&lt;/p&gt;&lt;/div&gt;';
-        }
</del><ins>+endif; // $error
</ins><span class="cx"> ?&gt;
</span><span class="cx"> &lt;br class=&quot;clear&quot; /&gt;
</span><span class="cx"> &lt;/div&gt;
</span><span class="lines">@@ -272,4 +240,4 @@
</span><span class="cx"> break;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-include(ABSPATH . &quot;wp-admin/admin-footer.php&quot;);
</del><ins>+include(ABSPATH . 'wp-admin/admin-footer.php' );
</ins></span></pre>
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