/wp-admin/includes/theme.php
PHP | 253 lines | 146 code | 37 blank | 70 comment | 32 complexity | 12cb3693340cc7742eb649c4ebf06b02 MD5 | raw file
Possible License(s): GPL-3.0, GPL-2.0, LGPL-2.1, AGPL-1.0, LGPL-3.0
- <?php
- /**
- * WordPress Theme Administration API
- *
- * @package WordPress
- * @subpackage Administration
- */
-
- /**
- * {@internal Missing Short Description}}
- *
- * @since unknown
- *
- * @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
- *
- * @param string $template Template directory of the theme to delete
- * @return mixed
- */
- function delete_theme($template) {
- global $wp_filesystem;
-
- if ( empty($template) )
- return false;
-
- ob_start();
- $url = wp_nonce_url('themes.php?action=delete&template=' . $template, 'delete-theme_' . $template);
- if ( false === ($credentials = request_filesystem_credentials($url)) ) {
- $data = ob_get_contents();
- ob_end_clean();
- if ( ! empty($data) ){
- include_once( ABSPATH . 'wp-admin/admin-header.php');
- echo $data;
- include( ABSPATH . 'wp-admin/admin-footer.php');
- exit;
- }
- return;
- }
-
- if ( ! WP_Filesystem($credentials) ) {
- request_filesystem_credentials($url, '', true); // Failed to connect, Error and request again
- $data = ob_get_contents();
- ob_end_clean();
- if ( ! empty($data) ) {
- include_once( ABSPATH . 'wp-admin/admin-header.php');
- echo $data;
- include( ABSPATH . 'wp-admin/admin-footer.php');
- exit;
- }
- return;
- }
-
-
- if ( ! is_object($wp_filesystem) )
- return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
-
- if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() )
- return new WP_Error('fs_error', __('Filesystem error.'), $wp_filesystem->errors);
-
- //Get the base plugin folder
- $themes_dir = $wp_filesystem->wp_themes_dir();
- if ( empty($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);
- $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) );
-
- // Force refresh of theme update information
- delete_site_transient('update_themes');
-
- return true;
- }
-
- /**
- * {@internal Missing Short Description}}
- *
- * @since unknown
- *
- * @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 unknown
- *
- * @return array Key is template name, Value is template name
- */
- 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;
- }
-
- /**
- * Tidies a filename for url display by the theme editor.
- *
- * @since 2.9.0
- * @access private
- *
- * @param string $fullpath Full path to the theme file
- * @param string $containingfolder Path of the theme parent folder
- * @return string
- */
- function _get_template_edit_filename($fullpath, $containingfolder) {
- return str_replace(dirname(dirname( $containingfolder )) , '', $fullpath);
- }
-
- /**
- * Check if there is an update for a theme available.
- *
- * Will display link, if there is an update available.
- *
- * @since 2.7.0
- *
- * @param object $theme Theme data object.
- * @return bool False if no valid info was passed.
- */
- function theme_update_available( $theme ) {
- static $themes_update;
-
- if ( !current_user_can('update_themes' ) )
- return;
-
- if ( !isset($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 = $theme['Stylesheet'];
- else
- return false; //No valid info passed.
-
- if ( isset($themes_update->response[ $stylesheet ]) ) {
- $update = $themes_update->response[ $stylesheet ];
- $theme_name = is_object($theme) ? $theme->name : (is_array($theme) ? $theme['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.
- $update_url = wp_nonce_url('update.php?action=upgrade-theme&theme=' . urlencode($stylesheet), 'upgrade-theme_' . $stylesheet);
- $update_onclick = 'onclick="if ( confirm(\'' . esc_js( __("Upgrading this theme will lose any customizations you have made. 'Cancel' to stop, 'OK' to upgrade.") ) . '\') ) {return true;}return false;"';
-
- if ( ! current_user_can('update_themes') )
- printf( '<p><strong>' . __('There is a new version of %1$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 upgrade 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>upgrade automatically</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version'], $update_url, $update_onclick );
- }
- }
-
- ?>