*
* @since 2.8.0
*
+ * @global WP_Filesystem_Base $wp_filesystem Subclass
+ *
* @param string $stylesheet Stylesheet of the theme to delete
* @param string $redirect Redirect to page when complete.
- * @return mixed
+ * @return void|bool|WP_Error When void, echoes content.
*/
function delete_theme($stylesheet, $redirect = '') {
global $wp_filesystem;
if ( empty( $redirect ) )
$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();
+ $data = ob_get_clean();
+
if ( ! empty($data) ){
include_once( ABSPATH . 'wp-admin/admin-header.php');
echo $data;
if ( ! WP_Filesystem($credentials) ) {
request_filesystem_credentials($redirect, '', true); // Failed to connect, Error and request again
- $data = ob_get_contents();
- ob_end_clean();
+ $data = ob_get_clean();
+
if ( ! empty($data) ) {
include_once( ABSPATH . 'wp-admin/admin-header.php');
echo $data;
if ( is_wp_error($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
+ // 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.'));
+ 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 . $stylesheet);
- $deleted = $wp_filesystem->delete($theme_dir, true);
+ $theme_dir = trailingslashit( $themes_dir . $stylesheet );
+ $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.'), $stylesheet) );
+ if ( ! $deleted ) {
+ return new WP_Error( 'could_not_remove_theme', sprintf( __( 'Could not fully remove the theme %s.' ), $stylesheet ) );
+ }
+
+ $theme_translations = wp_get_installed_translations( 'themes' );
+
+ // Remove language files, silently.
+ if ( ! empty( $theme_translations[ $stylesheet ] ) ) {
+ $translations = $theme_translations[ $stylesheet ];
+
+ foreach ( $translations as $translation => $data ) {
+ $wp_filesystem->delete( WP_LANG_DIR . '/themes/' . $stylesheet . '-' . $translation . '.po' );
+ $wp_filesystem->delete( WP_LANG_DIR . '/themes/' . $stylesheet . '-' . $translation . '.mo' );
+ }
+ }
- // Force refresh of theme update information
- delete_site_transient('update_themes');
+ // Force refresh of theme update information.
+ delete_site_transient( 'update_themes' );
return true;
}
* @since 2.7.0
* @see get_theme_update_available()
*
- * @param object $theme Theme data object.
+ * @param WP_Theme $theme Theme data object.
*/
function theme_update_available( $theme ) {
echo get_theme_update_available( $theme );
*
* @since 3.8.0
*
+ * @staticvar object $themes_update
+ *
* @param WP_Theme $theme WP_Theme object.
- * @return string|bool HTML for the update link, or false if invalid info was passed.
+ * @return false|string HTML for the update link, or false if invalid info was passed.
*/
function get_theme_update_available( $theme ) {
- static $themes_update;
+ static $themes_update = null;
if ( !current_user_can('update_themes' ) )
return false;
if ( !isset($themes_update) )
$themes_update = get_site_transient('update_themes');
- if ( ! is_a( $theme, 'WP_Theme' ) )
+ if ( ! ( $theme instanceof WP_Theme ) ) {
return false;
+ }
$stylesheet = $theme->get_stylesheet();
if ( ! current_user_can('update_themes') ) {
$html = sprintf( '<p><strong>' . __( 'There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a>.' ) . '</strong></p>',
$theme_name, esc_url( $details_url ), esc_attr( $theme['Name'] ), $update['new_version'] );
- } else if ( empty( $update['package'] ) ) {
+ } elseif ( empty( $update['package'] ) ) {
$html = sprintf( '<p><strong>' . __( 'There is a new version of %1$s available. <a href="%2$s" class="thickbox" title="%3$s">View version %4$s details</a>. <em>Automatic update is unavailable for this theme.</em>' ) . '</strong></p>',
$theme_name, esc_url( $details_url ), esc_attr( $theme['Name'] ), $update['new_version'] );
} else {
* @param array|object $args Optional. Arguments to serialize for the Theme Info API.
* @return mixed
*/
- function themes_api( $action, $args = null ) {
+function themes_api( $action, $args = null ) {
- if ( is_array($args) )
- $args = (object)$args;
+ if ( is_array( $args ) ) {
+ $args = (object) $args;
+ }
- if ( !isset($args->per_page) )
+ if ( ! isset( $args->per_page ) ) {
$args->per_page = 24;
+ }
+
+ if ( ! isset( $args->locale ) ) {
+ $args->locale = get_locale();
+ }
+
/**
* Filter arguments used to query for installer pages from the WordPress.org Themes API.
*
* @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 );
/**
if ( $ssl = wp_http_supports( array( 'ssl' ) ) )
$url = set_url_scheme( $url, 'https' );
- $args = array(
+ $http_args = array(
'body' => array(
'action' => $action,
'request' => serialize( $args )
)
);
- $request = wp_remote_post( $url, $args );
+ $request = wp_remote_post( $url, $http_args );
if ( $ssl && is_wp_error( $request ) ) {
if ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) {
trigger_error( __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="https://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 );
+ $request = wp_remote_post( $http_url, $http_args );
}
if ( is_wp_error($request) ) {
function wp_prepare_themes_for_js( $themes = null ) {
$current_theme = get_stylesheet();
+ /**
+ * Filter theme data before it is prepared for JavaScript.
+ *
+ * Passing a non-empty array will result in wp_prepare_themes_for_js() returning
+ * early with that value instead.
+ *
+ * @since 4.2.0
+ *
+ * @param array $prepared_themes An associative array of theme data. Default empty array.
+ * @param null|array $themes An array of WP_Theme objects to prepare, if any.
+ * @param string $current_theme The current theme slug.
+ */
+ $prepared_themes = (array) apply_filters( 'pre_prepare_themes_for_js', array(), $themes, $current_theme );
+
+ if ( ! empty( $prepared_themes ) ) {
+ return $prepared_themes;
+ }
+
// Make sure the current theme is listed first.
- $prepared_themes = array( $current_theme => array() );
+ $prepared_themes[ $current_theme ] = array();
if ( null === $themes ) {
$themes = wp_get_themes( array( 'allowed' => true ) );
}
WP_Theme::sort_by_name( $themes );
+
+ $parents = array();
+
foreach ( $themes as $theme ) {
+ $slug = $theme->get_stylesheet();
+ $encoded_slug = urlencode( $slug );
+
$parent = false;
if ( $theme->parent() ) {
$parent = $theme->parent()->display( 'Name' );
+ $parents[ $slug ] = $theme->parent()->get_stylesheet();
}
- $slug = $theme->get_stylesheet();
- $encoded_slug = urlencode( $slug );
-
$prepared_themes[ $slug ] = array(
'id' => $slug,
'name' => $theme->display( 'Name' ),
'actions' => array(
'activate' => current_user_can( 'switch_themes' ) ? wp_nonce_url( admin_url( 'themes.php?action=activate&stylesheet=' . $encoded_slug ), 'switch-theme_' . $slug ) : null,
'customize' => ( current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) ? 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&stylesheet=' . $encoded_slug ), 'delete-theme_' . $slug ) : null,
),
);
}
+ // Remove 'delete' action if theme has an active child
+ if ( ! empty( $parents ) && array_key_exists( $current_theme, $parents ) ) {
+ unset( $prepared_themes[ $parents[ $current_theme ] ]['actions']['delete'] );
+ }
+
/**
* Filter the themes prepared for JavaScript, for themes.php.
*
* @param array $prepared_themes Array of themes.
*/
$prepared_themes = apply_filters( 'wp_prepare_themes_for_js', $prepared_themes );
- return array_values( $prepared_themes );
+ $prepared_themes = array_values( $prepared_themes );
+ return array_filter( $prepared_themes );
+}
+
+/**
+ * Print JS templates for the theme-browsing UI in the Customizer.
+ *
+ * @since 4.2.0
+ */
+function customize_themes_print_templates() {
+ $preview_url = esc_url( add_query_arg( 'theme', '__THEME__' ) ); // Token because esc_url() strips curly braces.
+ $preview_url = str_replace( '__THEME__', '{{ data.id }}', $preview_url );
+ ?>
+ <script type="text/html" id="tmpl-customize-themes-details-view">
+ <div class="theme-backdrop"></div>
+ <div class="theme-wrap">
+ <div class="theme-header">
+ <button type="button" class="left dashicons dashicons-no"><span class="screen-reader-text"><?php _e( 'Show previous theme' ); ?></span></button>
+ <button type="button" class="right dashicons dashicons-no"><span class="screen-reader-text"><?php _e( 'Show next theme' ); ?></span></button>
+ <button type="button" class="close dashicons dashicons-no"><span class="screen-reader-text"><?php _e( 'Close details dialog' ); ?></span></button>
+ </div>
+ <div class="theme-about">
+ <div class="theme-screenshots">
+ <# if ( data.screenshot[0] ) { #>
+ <div class="screenshot"><img src="{{ data.screenshot[0] }}" alt="" /></div>
+ <# } else { #>
+ <div class="screenshot blank"></div>
+ <# } #>
+ </div>
+
+ <div class="theme-info">
+ <# if ( data.active ) { #>
+ <span class="current-label"><?php _e( 'Current Theme' ); ?></span>
+ <# } #>
+ <h3 class="theme-name">{{{ data.name }}}<span class="theme-version"><?php printf( __( 'Version: %s' ), '{{ data.version }}' ); ?></span></h3>
+ <h4 class="theme-author"><?php printf( __( 'By %s' ), '{{{ data.authorAndUri }}}' ); ?></h4>
+ <p class="theme-description">{{{ data.description }}}</p>
+
+ <# if ( data.parent ) { #>
+ <p class="parent-theme"><?php printf( __( 'This is a child theme of %s.' ), '<strong>{{{ data.parent }}}</strong>' ); ?></p>
+ <# } #>
+
+ <# if ( data.tags ) { #>
+ <p class="theme-tags"><span><?php _e( 'Tags:' ); ?></span> {{ data.tags }}</p>
+ <# } #>
+ </div>
+ </div>
+
+ <# if ( ! data.active ) { #>
+ <div class="theme-actions">
+ <div class="inactive-theme">
+ <a href="<?php echo $preview_url; ?>" target="_top" class="button button-primary"><?php _e( 'Live Preview' ); ?></a>
+ </div>
+ </div>
+ <# } #>
+ </div>
+ </script>
+ <?php
}