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a8ef13972c
Certain versions of cURL appear to claim OpenSSL support but fail to work. We need to not trap users on older versions while we work this out, and instead fall back to an insecure request. see #25716 for trunk. Built from https://develop.svn.wordpress.org/trunk@25956 git-svn-id: http://core.svn.wordpress.org/trunk@25915 1a063a9b-81f0-0310-95a4-ce76da25c4cd
313 lines
11 KiB
PHP
313 lines
11 KiB
PHP
<?php
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/**
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* WordPress Theme Administration API
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*
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* @package WordPress
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* @subpackage Administration
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*/
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/**
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* Remove a theme
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*
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* @since 2.8.0
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*
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* @param string $stylesheet Stylesheet of the theme to delete
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* @param string $redirect Redirect to page when complete.
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* @return mixed
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*/
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function delete_theme($stylesheet, $redirect = '') {
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global $wp_filesystem;
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if ( empty($stylesheet) )
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return false;
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ob_start();
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if ( empty( $redirect ) )
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$redirect = wp_nonce_url('themes.php?action=delete&stylesheet=' . urlencode( $stylesheet ), 'delete-theme_' . $stylesheet);
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if ( false === ($credentials = request_filesystem_credentials($redirect)) ) {
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$data = ob_get_contents();
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ob_end_clean();
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if ( ! empty($data) ){
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include_once( ABSPATH . 'wp-admin/admin-header.php');
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echo $data;
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include( ABSPATH . 'wp-admin/admin-footer.php');
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exit;
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}
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return;
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}
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if ( ! WP_Filesystem($credentials) ) {
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request_filesystem_credentials($redirect, '', true); // Failed to connect, Error and request again
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$data = ob_get_contents();
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ob_end_clean();
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if ( ! empty($data) ) {
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include_once( ABSPATH . 'wp-admin/admin-header.php');
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echo $data;
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include( ABSPATH . 'wp-admin/admin-footer.php');
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exit;
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}
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return;
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}
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if ( ! is_object($wp_filesystem) )
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return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
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if ( is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code() )
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return new WP_Error('fs_error', __('Filesystem error.'), $wp_filesystem->errors);
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//Get the base plugin folder
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$themes_dir = $wp_filesystem->wp_themes_dir();
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if ( empty($themes_dir) )
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return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress theme directory.'));
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$themes_dir = trailingslashit( $themes_dir );
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$theme_dir = trailingslashit($themes_dir . $stylesheet);
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$deleted = $wp_filesystem->delete($theme_dir, true);
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if ( ! $deleted )
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return new WP_Error('could_not_remove_theme', sprintf(__('Could not fully remove the theme %s.'), $stylesheet) );
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// Force refresh of theme update information
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delete_site_transient('update_themes');
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return true;
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}
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/**
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* Get the Page Templates available in this theme
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*
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* @since 1.5.0
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*
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* @return array Key is the template name, value is the filename of the template
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*/
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function get_page_templates() {
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return array_flip( wp_get_theme()->get_page_templates() );
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}
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/**
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* Tidies a filename for url display by the theme editor.
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*
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* @since 2.9.0
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* @access private
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*
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* @param string $fullpath Full path to the theme file
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* @param string $containingfolder Path of the theme parent folder
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* @return string
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*/
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function _get_template_edit_filename($fullpath, $containingfolder) {
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return str_replace(dirname(dirname( $containingfolder )) , '', $fullpath);
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}
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/**
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* Check if there is an update for a theme available.
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*
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* Will display link, if there is an update available.
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*
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* @since 2.7.0
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*
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* @param object $theme Theme data object.
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* @return bool False if no valid info was passed.
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*/
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function theme_update_available( $theme ) {
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static $themes_update;
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if ( !current_user_can('update_themes' ) )
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return;
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if ( !isset($themes_update) )
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$themes_update = get_site_transient('update_themes');
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if ( ! is_a( $theme, 'WP_Theme' ) )
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return;
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$stylesheet = $theme->get_stylesheet();
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if ( isset($themes_update->response[ $stylesheet ]) ) {
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$update = $themes_update->response[ $stylesheet ];
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$theme_name = $theme->display('Name');
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$details_url = add_query_arg(array('TB_iframe' => 'true', 'width' => 1024, 'height' => 800), $update['url']); //Theme browser inside WP? replace this, Also, theme preview JS will override this on the available list.
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$update_url = wp_nonce_url('update.php?action=upgrade-theme&theme=' . urlencode($stylesheet), 'upgrade-theme_' . $stylesheet);
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$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;"';
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if ( !is_multisite() ) {
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if ( ! current_user_can('update_themes') )
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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, $update['new_version']);
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else if ( empty($update['package']) )
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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, $update['new_version']);
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else
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printf( '<p><strong>' . __('There is a new version of %1$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 now</a>.') . '</strong></p>', $theme_name, $details_url, $update['new_version'], $update_url, $update_onclick );
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}
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}
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}
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/**
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* Retrieve list of WordPress theme features (aka theme tags)
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*
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* @since 3.1.0
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*
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* @param bool $api Optional. Whether try to fetch tags from the WP.org API. Defaults to true.
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* @return array Array of features keyed by category with translations keyed by slug.
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*/
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function get_theme_feature_list( $api = true ) {
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// Hard-coded list is used if api not accessible.
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$features = array(
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__( 'Colors' ) => array(
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'black' => __( 'Black' ),
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'blue' => __( 'Blue' ),
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'brown' => __( 'Brown' ),
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'gray' => __( 'Gray' ),
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'green' => __( 'Green' ),
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'orange' => __( 'Orange' ),
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'pink' => __( 'Pink' ),
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'purple' => __( 'Purple' ),
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'red' => __( 'Red' ),
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'silver' => __( 'Silver' ),
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'tan' => __( 'Tan' ),
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'white' => __( 'White' ),
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'yellow' => __( 'Yellow' ),
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'dark' => __( 'Dark' ),
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'light' => __( 'Light' ),
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),
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__( 'Columns' ) => array(
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'one-column' => __( 'One Column' ),
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'two-columns' => __( 'Two Columns' ),
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'three-columns' => __( 'Three Columns' ),
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'four-columns' => __( 'Four Columns' ),
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'left-sidebar' => __( 'Left Sidebar' ),
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'right-sidebar' => __( 'Right Sidebar' ),
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),
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__( 'Width' ) => array(
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'fixed-width' => __( 'Fixed Width' ),
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'flexible-width' => __( 'Flexible Width' ),
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),
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__( 'Features' ) => array(
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'blavatar' => __( 'Blavatar' ),
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'buddypress' => __( 'BuddyPress' ),
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'custom-background' => __( 'Custom Background' ),
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'custom-colors' => __( 'Custom Colors' ),
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'custom-header' => __( 'Custom Header' ),
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'custom-menu' => __( 'Custom Menu' ),
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'editor-style' => __( 'Editor Style' ),
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'featured-image-header' => __( 'Featured Image Header' ),
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'featured-images' => __( 'Featured Images' ),
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'flexible-header' => __( 'Flexible Header' ),
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'front-page-post-form' => __( 'Front Page Posting' ),
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'full-width-template' => __( 'Full Width Template' ),
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'microformats' => __( 'Microformats' ),
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'post-formats' => __( 'Post Formats' ),
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'rtl-language-support' => __( 'RTL Language Support' ),
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'sticky-post' => __( 'Sticky Post' ),
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'theme-options' => __( 'Theme Options' ),
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'threaded-comments' => __( 'Threaded Comments' ),
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'translation-ready' => __( 'Translation Ready' ),
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),
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__( 'Subject' ) => array(
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'holiday' => __( 'Holiday' ),
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'photoblogging' => __( 'Photoblogging' ),
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'seasonal' => __( 'Seasonal' ),
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)
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);
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if ( ! $api || ! current_user_can( 'install_themes' ) )
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return $features;
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if ( !$feature_list = get_site_transient( 'wporg_theme_feature_list' ) )
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set_site_transient( 'wporg_theme_feature_list', array(), 10800);
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if ( !$feature_list ) {
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$feature_list = themes_api( 'feature_list', array() );
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if ( is_wp_error( $feature_list ) )
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return $features;
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}
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if ( !$feature_list )
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return $features;
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set_site_transient( 'wporg_theme_feature_list', $feature_list, 10800 );
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$category_translations = array( 'Colors' => __('Colors'), 'Columns' => __('Columns'), 'Width' => __('Width'),
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'Features' => __('Features'), 'Subject' => __('Subject') );
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// Loop over the wporg canonical list and apply translations
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$wporg_features = array();
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foreach ( (array) $feature_list as $feature_category => $feature_items ) {
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if ( isset($category_translations[$feature_category]) )
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$feature_category = $category_translations[$feature_category];
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$wporg_features[$feature_category] = array();
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foreach ( $feature_items as $feature ) {
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if ( isset($features[$feature_category][$feature]) )
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$wporg_features[$feature_category][$feature] = $features[$feature_category][$feature];
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else
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$wporg_features[$feature_category][$feature] = $feature;
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}
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}
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return $wporg_features;
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}
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/**
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* Retrieve theme installer pages from WordPress Themes API.
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*
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* It is possible for a theme to override the Themes API result with three
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* filters. Assume this is for themes, which can extend on the Theme Info to
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* offer more choices. This is very powerful and must be used with care, when
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* overridding the filters.
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*
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* The first filter, 'themes_api_args', is for the args and gives the action as
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* the second parameter. The hook for 'themes_api_args' must ensure that an
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* object is returned.
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*
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* The second filter, 'themes_api', is the result that would be returned.
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*
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* @since 2.8.0
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*
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* @param string $action
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* @param array|object $args Optional. Arguments to serialize for the Theme Info API.
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* @return mixed
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*/
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function themes_api($action, $args = null) {
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if ( is_array($args) )
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$args = (object)$args;
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if ( !isset($args->per_page) )
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$args->per_page = 24;
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$args = apply_filters('themes_api_args', $args, $action); //NOTE: Ensure that an object is returned via this filter.
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$res = apply_filters('themes_api', false, $action, $args); //NOTE: Allows a theme to completely override the builtin WordPress.org API.
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if ( ! $res ) {
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$url = $http_url = 'http://api.wordpress.org/themes/info/1.0/';
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if ( $ssl = wp_http_supports( array( 'ssl' ) ) )
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$url = set_url_scheme( $url, 'https' );
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$args = array(
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'body' => array(
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'action' => $action,
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'request' => serialize( $args )
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)
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);
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$request = wp_remote_post( $url, $args );
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if ( $ssl && is_wp_error( $request ) ) {
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trigger_error( __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ) . ' ' . '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)', headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE );
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$request = wp_remote_post( $http_url, $args );
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}
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if ( is_wp_error($request) ) {
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$res = new WP_Error('themes_api_failed', __( '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="http://wordpress.org/support/">support forums</a>.' ), $request->get_error_message() );
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} else {
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$res = maybe_unserialize( wp_remote_retrieve_body( $request ) );
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if ( ! is_object( $res ) && ! is_array( $res ) )
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$res = new WP_Error('themes_api_failed', __( '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="http://wordpress.org/support/">support forums</a>.' ), wp_remote_retrieve_body( $request ) );
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}
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}
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return apply_filters('themes_api_result', $res, $action, $args);
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}
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