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WordPress 3.8.1-scripts
[autoinstalls/wordpress.git] / wp-admin / includes / theme.php
diff --git a/wp-admin/includes/theme.php b/wp-admin/includes/theme.php
index 80e967418fa799b2b0abc5140587699022492488..2d989204845394deea8eeba256e4f94931dc5833 100644 (file)
--- a/wp-admin/includes/theme.php
+++ b/wp-admin/includes/theme.php
@@ -6,55 +6,24 @@
  * @subpackage Administration
  */
 
  * @subpackage Administration
  */
 
-/**
- * {@internal Missing Short Description}}
- *
- * @since 2.0.0
- *
- * @return unknown
- */
-function current_theme_info() {
-       $themes = get_themes();
-       $current_theme = get_current_theme();
-       if ( ! isset( $themes[$current_theme] ) ) {
-               delete_option( 'current_theme' );
-               $current_theme = get_current_theme();
-       }
-       $ct->name = $current_theme;
-       $ct->title = $themes[$current_theme]['Title'];
-       $ct->version = $themes[$current_theme]['Version'];
-       $ct->parent_theme = $themes[$current_theme]['Parent Theme'];
-       $ct->template_dir = $themes[$current_theme]['Template Dir'];
-       $ct->stylesheet_dir = $themes[$current_theme]['Stylesheet Dir'];
-       $ct->template = $themes[$current_theme]['Template'];
-       $ct->stylesheet = $themes[$current_theme]['Stylesheet'];
-       $ct->screenshot = $themes[$current_theme]['Screenshot'];
-       $ct->description = $themes[$current_theme]['Description'];
-       $ct->author = $themes[$current_theme]['Author'];
-       $ct->tags = $themes[$current_theme]['Tags'];
-       $ct->theme_root = $themes[$current_theme]['Theme Root'];
-       $ct->theme_root_uri = $themes[$current_theme]['Theme Root URI'];
-       return $ct;
-}
-
 /**
  * Remove a theme
  *
  * @since 2.8.0
  *
 /**
  * Remove a theme
  *
  * @since 2.8.0
  *
- * @param string $template Template directory of the theme to delete
+ * @param string $stylesheet Stylesheet of the theme to delete
  * @param string $redirect Redirect to page when complete.
  * @return mixed
  */
  * @param string $redirect Redirect to page when complete.
  * @return mixed
  */
-function delete_theme($template, $redirect = '') {
+function delete_theme($stylesheet, $redirect = '') {
        global $wp_filesystem;
 
        global $wp_filesystem;
 
-       if ( empty($template) )
+       if ( empty($stylesheet) )
                return false;
 
        ob_start();
        if ( empty( $redirect ) )
                return false;
 
        ob_start();
        if ( empty( $redirect ) )
-               $redirect = wp_nonce_url('themes.php?action=delete&template=' . $template, 'delete-theme_' . $template);
+               $redirect = wp_nonce_url('themes.php?action=delete&stylesheet=' . urlencode( $stylesheet ), 'delete-theme_' . $stylesheet);
        if ( false === ($credentials = request_filesystem_credentials($redirect)) ) {
                $data = ob_get_contents();
                ob_end_clean();
        if ( false === ($credentials = request_filesystem_credentials($redirect)) ) {
                $data = ob_get_contents();
                ob_end_clean();
@@ -68,7 +37,7 @@ function delete_theme($template, $redirect = '') {
        }
 
        if ( ! WP_Filesystem($credentials) ) {
        }
 
        if ( ! WP_Filesystem($credentials) ) {
-               request_filesystem_credentials($url, '', true); // Failed to connect, Error and request again
+               request_filesystem_credentials($redirect, '', true); // Failed to connect, Error and request again
                $data = ob_get_contents();
                ob_end_clean();
                if ( ! empty($data) ) {
                $data = ob_get_contents();
                ob_end_clean();
                if ( ! empty($data) ) {
@@ -80,7 +49,6 @@ function delete_theme($template, $redirect = '') {
                return;
        }
 
                return;
        }
 
-
        if ( ! is_object($wp_filesystem) )
                return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
 
        if ( ! is_object($wp_filesystem) )
                return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
 
@@ -93,11 +61,11 @@ function delete_theme($template, $redirect = '') {
                return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress theme directory.'));
 
        $themes_dir = trailingslashit( $themes_dir );
                return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress theme directory.'));
 
        $themes_dir = trailingslashit( $themes_dir );
-       $theme_dir = trailingslashit($themes_dir . $template);
+       $theme_dir = trailingslashit($themes_dir . $stylesheet);
        $deleted = $wp_filesystem->delete($theme_dir, true);
 
        if ( ! $deleted )
        $deleted = $wp_filesystem->delete($theme_dir, true);
 
        if ( ! $deleted )
-               return new WP_Error('could_not_remove_theme', sprintf(__('Could not fully remove the theme %s.'), $template) );
+               return new WP_Error('could_not_remove_theme', sprintf(__('Could not fully remove the theme %s.'), $stylesheet) );
 
        // Force refresh of theme update information
        delete_site_transient('update_themes');
 
        // Force refresh of theme update information
        delete_site_transient('update_themes');
@@ -105,95 +73,15 @@ function delete_theme($template, $redirect = '') {
        return true;
 }
 
        return true;
 }
 
-/**
- * {@internal Missing Short Description}}
- *
- * @since 1.5.0
- *
- * @return unknown
- */
-function get_broken_themes() {
-       global $wp_broken_themes;
-
-       get_themes();
-       return $wp_broken_themes;
-}
-
-/**
- * Get the allowed themes for the current blog.
- *
- * @since 3.0.0
- *
- * @uses get_themes()
- * @uses current_theme_info()
- * @uses get_site_allowed_themes()
- * @uses wpmu_get_blog_allowedthemes
- *
- * @return array $themes Array of allowed themes.
- */
-function get_allowed_themes() {
-       if ( !is_multisite() )
-               return get_themes();
-
-       $themes = get_themes();
-       $ct = current_theme_info();
-       $allowed_themes = apply_filters("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 ( isset( $allowed_themes[ esc_html( $ct->stylesheet ) ] ) == false )
-               $allowed_themes[ esc_html( $ct->stylesheet ) ] = true;
-
-       reset( $themes );
-       foreach ( $themes as $key => $theme ) {
-               if ( isset( $allowed_themes[ esc_html( $theme[ 'Stylesheet' ] ) ] ) == false )
-                       unset( $themes[ $key ] );
-       }
-       reset( $themes );
-
-       return $themes;
-}
-
 /**
  * Get the Page Templates available in this theme
  *
  * @since 1.5.0
  *
 /**
  * Get the Page Templates available in this theme
  *
  * @since 1.5.0
  *
- * @return array Key is template name, Value is template name
+ * @return array Key is the template name, value is the filename of the template
  */
 function get_page_templates() {
  */
 function get_page_templates() {
-       $themes = get_themes();
-       $theme = get_current_theme();
-       $templates = $themes[$theme]['Template Files'];
-       $page_templates = array();
-
-       if ( is_array( $templates ) ) {
-               $base = array( trailingslashit(get_template_directory()), trailingslashit(get_stylesheet_directory()) );
-
-               foreach ( $templates as $template ) {
-                       $basename = str_replace($base, '', $template);
-
-                       // don't allow template files in subdirectories
-                       if ( false !== strpos($basename, '/') )
-                               continue;
-
-                       $template_data = implode( '', file( $template ));
-
-                       $name = '';
-                       if ( preg_match( '|Template Name:(.*)$|mi', $template_data, $name ) )
-                               $name = _cleanup_header_comment($name[1]);
-
-                       if ( !empty( $name ) ) {
-                               $page_templates[trim( $name )] = $basename;
-                       }
-               }
-       }
-
-       return $page_templates;
+       return array_flip( wp_get_theme()->get_page_templates() );
 }
 
 /**
 }
 
 /**
@@ -216,42 +104,59 @@ function _get_template_edit_filename($fullpath, $containingfolder) {
  * Will display link, if there is an update available.
  *
  * @since 2.7.0
  * Will display link, if there is an update available.
  *
  * @since 2.7.0
+ * @see get_theme_update_available()
  *
  * @param object $theme Theme data object.
  *
  * @param object $theme Theme data object.
- * @return bool False if no valid info was passed.
  */
 function theme_update_available( $theme ) {
  */
 function theme_update_available( $theme ) {
+       echo get_theme_update_available( $theme );
+}
+
+/**
+ * Retrieve the update link if there is a theme update available.
+ *
+ * Will return a link if there is an update available.
+ *
+ * @since 3.8.0
+ *
+ * @param WP_Theme $theme WP_Theme object.
+ * @return string|bool HTML for the update link, or false if invalid info was passed.
+ */
+function get_theme_update_available( $theme ) {
        static $themes_update;
 
        if ( !current_user_can('update_themes' ) )
        static $themes_update;
 
        if ( !current_user_can('update_themes' ) )
-               return;
+               return false;
 
        if ( !isset($themes_update) )
                $themes_update = get_site_transient('update_themes');
 
 
        if ( !isset($themes_update) )
                $themes_update = get_site_transient('update_themes');
 
-       if ( is_object($theme) && isset($theme->stylesheet) )
-               $stylesheet = $theme->stylesheet;
-       elseif ( is_array($theme) && isset($theme['Stylesheet']) )
-               $stylesheet = $theme['Stylesheet'];
-       else
-               return false; //No valid info passed.
+       if ( ! is_a( $theme, 'WP_Theme' ) )
+               return false;
+
+       $stylesheet = $theme->get_stylesheet();
+
+       $html = '';
 
        if ( isset($themes_update->response[ $stylesheet ]) ) {
                $update = $themes_update->response[ $stylesheet ];
 
        if ( isset($themes_update->response[ $stylesheet ]) ) {
                $update = $themes_update->response[ $stylesheet ];
-               $theme_name = is_object($theme) ? $theme->name : (is_array($theme) ? $theme['Name'] : '');
+               $theme_name = $theme->display('Name');
                $details_url = add_query_arg(array('TB_iframe' => 'true', 'width' => 1024, 'height' => 800), $update['url']); //Theme browser inside WP? replace this, Also, theme preview JS will override this on the available list.
                $details_url = add_query_arg(array('TB_iframe' => 'true', 'width' => 1024, 'height' => 800), $update['url']); //Theme browser inside WP? replace this, Also, theme preview JS will override this on the available list.
-               $update_url = wp_nonce_url('update.php?action=upgrade-theme&theme=' . urlencode($stylesheet), 'upgrade-theme_' . $stylesheet);
-               $update_onclick = 'onclick="if ( confirm(\'' . esc_js( __("Updating this theme will lose any customizations you have made.  'Cancel' to stop, 'OK' to update.") ) . '\') ) {return true;}return false;"';
+               $update_url = wp_nonce_url( admin_url( 'update.php?action=upgrade-theme&theme=' . urlencode( $stylesheet ) ), 'upgrade-theme_' . $stylesheet );
+               $update_onclick = 'onclick="if ( confirm(\'' . esc_js( __("Updating this theme will lose any customizations you have made. 'Cancel' to stop, 'OK' to update.") ) . '\') ) {return true;}return false;"';
 
                if ( !is_multisite() ) {
 
                if ( !is_multisite() ) {
-                       if ( ! current_user_can('update_themes') )
-                               printf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version']);
-                       else if ( empty($update['package']) )
-                               printf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a>. <em>Automatic update is unavailable for this theme.</em>') . '</strong></p>', $theme_name, $details_url, $update['new_version']);
-                       else
-                               printf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a> or <a href="%4$s" %5$s>update automatically</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version'], $update_url, $update_onclick );
+                       if ( ! current_user_can('update_themes') ) {
+                               $html = sprintf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version']);
+                       } else if ( empty( $update['package'] ) ) {
+                               $html = sprintf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a>. <em>Automatic update is unavailable for this theme.</em>') . '</strong></p>', $theme_name, $details_url, $update['new_version']);
+                       } else {
+                               $html = sprintf( '<p><strong>' . __('There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%1$s">View version %3$s details</a> or <a href="%4$s" %5$s>update now</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version'], $update_url, $update_onclick );
+                       }
                }
        }
                }
        }
+
+       return $html;
 }
 
 /**
 }
 
 /**
@@ -259,15 +164,17 @@ function theme_update_available( $theme ) {
  *
  * @since 3.1.0
  *
  *
  * @since 3.1.0
  *
- * @return array  Array of features keyed by category with translations keyed by slug.
+ * @param bool $api Optional. Whether try to fetch tags from the WP.org API. Defaults to true.
+ * @return array Array of features keyed by category with translations keyed by slug.
  */
  */
-function get_theme_feature_list() {
+function get_theme_feature_list( $api = true ) {
        // Hard-coded list is used if api not accessible.
        $features = array(
        // Hard-coded list is used if api not accessible.
        $features = array(
-                       __('Colors') => array(
+                       __( 'Colors' ) => array(
                                'black'   => __( 'Black' ),
                                'blue'    => __( 'Blue' ),
                                'brown'   => __( 'Brown' ),
                                'black'   => __( 'Black' ),
                                'blue'    => __( 'Blue' ),
                                'brown'   => __( 'Brown' ),
+                               'gray'    => __( 'Gray' ),
                                'green'   => __( 'Green' ),
                                'orange'  => __( 'Orange' ),
                                'pink'    => __( 'Pink' ),
                                'green'   => __( 'Green' ),
                                'orange'  => __( 'Orange' ),
                                'pink'    => __( 'Pink' ),
@@ -278,55 +185,62 @@ function get_theme_feature_list() {
                                'white'   => __( 'White' ),
                                'yellow'  => __( 'Yellow' ),
                                'dark'    => __( 'Dark' ),
                                'white'   => __( 'White' ),
                                'yellow'  => __( 'Yellow' ),
                                'dark'    => __( 'Dark' ),
-                               'light'   => __( 'Light ')
+                               'light'   => __( 'Light' ),
                        ),
 
                        ),
 
-               __('Columns') => array(
+               __( 'Columns' ) => array(
                        'one-column'    => __( 'One Column' ),
                        'two-columns'   => __( 'Two Columns' ),
                        'three-columns' => __( 'Three Columns' ),
                        'four-columns'  => __( 'Four Columns' ),
                        'left-sidebar'  => __( 'Left Sidebar' ),
                        'one-column'    => __( 'One Column' ),
                        'two-columns'   => __( 'Two Columns' ),
                        'three-columns' => __( 'Three Columns' ),
                        'four-columns'  => __( 'Four Columns' ),
                        'left-sidebar'  => __( 'Left Sidebar' ),
-                       'right-sidebar' => __( 'Right Sidebar' )
+                       'right-sidebar' => __( 'Right Sidebar' ),
                ),
 
                ),
 
-               __('Width') => array(
-                       'fixed-width'    => __( 'Fixed Width' ),
-                       'flexible-width' => __( 'Flexible Width' )
+               __( 'Layout' ) => array(
+                       'fixed-layout'      => __( 'Fixed Layout' ),
+                       'fluid-layout'      => __( 'Fluid Layout' ),
+                       'responsive-layout' => __( 'Responsive Layout' ),
                ),
 
                __( 'Features' ) => array(
                ),
 
                __( 'Features' ) => array(
-                       'blavatar'             => __( 'Blavatar' ),
-                       'buddypress'           => __( 'BuddyPress' ),
-                       'custom-background'    => __( 'Custom Background' ),
-                       'custom-colors'        => __( 'Custom Colors' ),
-                       'custom-header'        => __( 'Custom Header' ),
-                       'custom-menu'          => __( 'Custom Menu' ),
-                       'editor-style'         => __( 'Editor Style' ),
-                       'front-page-post-form' => __( 'Front Page Posting' ),
-                       'microformats'         => __( 'Microformats' ),
-                       'sticky-post'          => __( 'Sticky Post' ),
-                       'theme-options'        => __( 'Theme Options' ),
-                       'threaded-comments'    => __( 'Threaded Comments' ),
-                       'translation-ready'    => __( 'Translation Ready' ),
-                       'rtl-language-support' => __( 'RTL Language Support' )
+                       'accessibility-ready'   => __( 'Accessibility Ready' ),
+                       'blavatar'              => __( 'Blavatar' ),
+                       'buddypress'            => __( 'BuddyPress' ),
+                       'custom-background'     => __( 'Custom Background' ),
+                       'custom-colors'         => __( 'Custom Colors' ),
+                       'custom-header'         => __( 'Custom Header' ),
+                       'custom-menu'           => __( 'Custom Menu' ),
+                       'editor-style'          => __( 'Editor Style' ),
+                       'featured-image-header' => __( 'Featured Image Header' ),
+                       'featured-images'       => __( 'Featured Images' ),
+                       'flexible-header'       => __( 'Flexible Header' ),
+                       'front-page-post-form'  => __( 'Front Page Posting' ),
+                       'full-width-template'   => __( 'Full Width Template' ),
+                       'microformats'          => __( 'Microformats' ),
+                       'post-formats'          => __( 'Post Formats' ),
+                       'rtl-language-support'  => __( 'RTL Language Support' ),
+                       'sticky-post'           => __( 'Sticky Post' ),
+                       'theme-options'         => __( 'Theme Options' ),
+                       'threaded-comments'     => __( 'Threaded Comments' ),
+                       'translation-ready'     => __( 'Translation Ready' ),
                ),
 
                __( 'Subject' )  => array(
                ),
 
                __( 'Subject' )  => array(
-                       'holiday' => __( 'Holiday' ),
+                       'holiday'       => __( 'Holiday' ),
                        'photoblogging' => __( 'Photoblogging' ),
                        'photoblogging' => __( 'Photoblogging' ),
-                       'seasonal' => __( 'Seasonal' )
+                       'seasonal'      => __( 'Seasonal' ),
                )
        );
 
                )
        );
 
-       if ( !current_user_can('install_themes') )
+       if ( ! $api || ! current_user_can( 'install_themes' ) )
                return $features;
 
        if ( !$feature_list = get_site_transient( 'wporg_theme_feature_list' ) )
                return $features;
 
        if ( !$feature_list = get_site_transient( 'wporg_theme_feature_list' ) )
-               set_site_transient( 'wporg_theme_feature_list', array( ),  10800);
+               set_site_transient( 'wporg_theme_feature_list', array(), 10800);
 
        if ( !$feature_list ) {
 
        if ( !$feature_list ) {
-               $feature_list = themes_api( 'feature_list', array( ) );
+               $feature_list = themes_api( 'feature_list', array() );
                if ( is_wp_error( $feature_list ) )
                        return $features;
        }
                if ( is_wp_error( $feature_list ) )
                        return $features;
        }
@@ -336,8 +250,13 @@ function get_theme_feature_list() {
 
        set_site_transient( 'wporg_theme_feature_list', $feature_list, 10800 );
 
 
        set_site_transient( 'wporg_theme_feature_list', $feature_list, 10800 );
 
-       $category_translations = array( 'Colors' => __('Colors'), 'Columns' => __('Columns'), 'Width' => __('Width'),
-                                                                  'Features' => __('Features'), 'Subject' => __('Subject') );
+       $category_translations = array(
+               'Colors'   => __( 'Colors' ),
+               'Columns'  => __( 'Columns' ),
+               'Layout'   => __( 'Layout' ),
+               'Features' => __( 'Features' ),
+               'Subject'  => __( 'Subject' )
+       );
 
        // Loop over the wporg canonical list and apply translations
        $wporg_features = array();
 
        // Loop over the wporg canonical list and apply translations
        $wporg_features = array();
@@ -373,33 +292,164 @@ function get_theme_feature_list() {
  *
  * @since 2.8.0
  *
  *
  * @since 2.8.0
  *
- * @param string $action
- * @param array|object $args Optional. Arguments to serialize for the Theme Info API.
+ * @param string       $action The requested action. Likely values are 'theme_information',
+ *                             'feature_list', or 'query_themes'.
+ * @param array|object $args   Optional. Arguments to serialize for the Theme Info API.
  * @return mixed
  */
  * @return mixed
  */
-function themes_api($action, $args = null) {
+function themes_api( $action, $args = null ) {
 
        if ( is_array($args) )
                $args = (object)$args;
 
        if ( !isset($args->per_page) )
                $args->per_page = 24;
 
        if ( is_array($args) )
                $args = (object)$args;
 
        if ( !isset($args->per_page) )
                $args->per_page = 24;
-
-       $args = apply_filters('themes_api_args', $args, $action); //NOTE: Ensure that an object is returned via this filter.
-       $res = apply_filters('themes_api', false, $action, $args); //NOTE: Allows a theme to completely override the builtin WordPress.org API.
+       /**
+        * Filter arguments used to query for installer pages from the WordPress.org Themes API.
+        *
+        * Important: An object MUST be returned to this filter.
+        *
+        * @since 2.8.0
+        *
+        * @param object $args   Arguments used to query for installer pages from the WordPress.org Themes API.
+        * @param string $action Requested action. Likely values are 'theme_information',
+        *                       'feature_list', or 'query_themes'.
+       */
+       $args = apply_filters( 'themes_api_args', $args, $action );
+
+       /**
+        * Filter whether to override the WordPress.org Themes API.
+        *
+        * Returning a value of true to this filter allows a theme to completely
+        * override the built-in WordPress.org API.
+        *
+        * @since 2.8.0
+        *
+        * @param bool   $bool   Whether to override the WordPress.org Themes API. Default false.
+        * @param string $action Requested action. Likely values are 'theme_information',
+        *                       'feature_list', or 'query_themes'.
+        * @param object $args   Arguments used to query for installer pages from the Themes API.
+        */
+       $res = apply_filters( 'themes_api', false, $action, $args );
 
        if ( ! $res ) {
 
        if ( ! $res ) {
-               $request = wp_remote_post('http://api.wordpress.org/themes/info/1.0/', array( 'body' => array('action' => $action, 'request' => serialize($args))) );
+               $url = $http_url = 'http://api.wordpress.org/themes/info/1.0/';
+               if ( $ssl = wp_http_supports( array( 'ssl' ) ) )
+                       $url = set_url_scheme( $url, 'https' );
+
+               $args = array(
+                       'body' => array(
+                               'action' => $action,
+                               'request' => serialize( $args )
+                       )
+               );
+               $request = wp_remote_post( $url, $args );
+
+               if ( $ssl && is_wp_error( $request ) ) {
+                       trigger_error( __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ) . ' ' . '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)', headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE );
+                       $request = wp_remote_post( $http_url, $args );
+               }
+
                if ( is_wp_error($request) ) {
                if ( is_wp_error($request) ) {
-                       $res = new WP_Error('themes_api_failed', __('An Unexpected HTTP Error occurred during the API request.'), $request->get_error_message() );
+                       $res = new WP_Error('themes_api_failed', __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ), $request->get_error_message() );
                } else {
                } else {
-                       $res = unserialize($request['body']);
-                       if ( ! $res )
-                       $res = new WP_Error('themes_api_failed', __('An unknown error occurred.'), $request['body']);
+                       $res = maybe_unserialize( wp_remote_retrieve_body( $request ) );
+                       if ( ! is_object( $res ) && ! is_array( $res ) )
+                               $res = new WP_Error('themes_api_failed', __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server&#8217;s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ), wp_remote_retrieve_body( $request ) );
                }
        }
                }
        }
-       //var_dump(array($args, $res));
-       return apply_filters('themes_api_result', $res, $action, $args);
+
+       /**
+        * Filter the returned WordPress.org Themes API response.
+        *
+        * @since 2.8.0
+        *
+        * @param array|object $res    WordPress.org Themes API response.
+        * @param string       $action Requested action. Likely values are 'theme_information',
+        *                             'feature_list', or 'query_themes'.
+        * @param object       $args   Arguments used to query for installer pages from the WordPress.org Themes API.
+        */
+       return apply_filters( 'themes_api_result', $res, $action, $args );
 }
 
 }
 
-?>
+/**
+ * Prepare themes for JavaScript.
+ *
+ * @since 3.8.0
+ *
+ * @param array $themes Optional. Array of WP_Theme objects to prepare.
+ *                      Defaults to all allowed themes.
+ *
+ * @return array An associative array of theme data, sorted by name.
+ */
+function wp_prepare_themes_for_js( $themes = null ) {
+       $current_theme = get_stylesheet();
+
+       // Make sure the current theme is listed first.
+       $prepared_themes = array( $current_theme => array() );
+
+       if ( null === $themes ) {
+               $themes = wp_get_themes( array( 'allowed' => true ) );
+               if ( ! isset( $themes[ $current_theme ] ) ) {
+                       $themes[ $current_theme ] = wp_get_theme();
+               }
+       }
+
+       $updates = array();
+       if ( current_user_can( 'update_themes' ) ) {
+               $updates_transient = get_site_transient( 'update_themes' );
+               if ( isset( $updates_transient->response ) ) {
+                       $updates = $updates_transient->response;
+               }
+       }
+
+       WP_Theme::sort_by_name( $themes );
+       foreach ( $themes as $theme ) {
+               $parent = false;
+               if ( $theme->parent() ) {
+                       $parent = $theme->parent()->display( 'Name' );
+               }
+
+               $slug = $theme->get_stylesheet();
+               $encoded_slug = urlencode( $slug );
+
+               $prepared_themes[ $slug ] = array(
+                       'id'           => $slug,
+                       'name'         => $theme->display( 'Name' ),
+                       'screenshot'   => array( $theme->get_screenshot() ), // @todo multiple
+                       'description'  => $theme->display( 'Description' ),
+                       'author'       => $theme->display( 'Author', false, true ),
+                       'authorAndUri' => $theme->display( 'Author' ),
+                       'version'      => $theme->display( 'Version' ),
+                       'tags'         => $theme->display( 'Tags' ),
+                       'parent'       => $parent,
+                       'active'       => $slug === $current_theme,
+                       'hasUpdate'    => isset( $updates[ $slug ] ),
+                       'update'       => get_theme_update_available( $theme ),
+                       'actions'      => array(
+                               'activate' => current_user_can( 'switch_themes' ) ? wp_nonce_url( admin_url( 'themes.php?action=activate&amp;stylesheet=' . $encoded_slug ), 'switch-theme_' . $slug ) : null,
+                               'customize'=> current_user_can( 'edit_theme_options' ) ? wp_customize_url( $slug ) : null,
+                               'preview'   => add_query_arg( array(
+                                       'preview'        => 1,
+                                       'template'       => urlencode( $theme->get_template() ),
+                                       'stylesheet'     => urlencode( $slug ),
+                                       'preview_iframe' => true,
+                                       'TB_iframe'      => true,
+                               ), home_url( '/' ) ),
+                               'delete'   => current_user_can( 'delete_themes' ) ? wp_nonce_url( admin_url( 'themes.php?action=delete&amp;stylesheet=' . $encoded_slug ), 'delete-theme_' . $slug ) : null,
+                       ),
+               );
+       }
+
+       /**
+        * Filter the themes prepared for JavaScript, for themes.php.
+        *
+        * Could be useful for changing the order, which is by name by default.
+        *
+        * @since 3.8.0
+        *
+        * @param array $prepared_themes Array of themes.
+        */
+       $prepared_themes = apply_filters( 'wp_prepare_themes_for_js', $prepared_themes );
+       return array_values( $prepared_themes );
+}
\ No newline at end of file
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