'latest'); return $updates[0]; } /** * Get available core updates * * @param array $options Set $options['dismissed'] to true to show dismissed upgrades too, * set $options['available'] to false to skip not-dimissed updates. * @return array Array of the update objects */ function get_core_updates( $options = array() ) { $options = array_merge( array('available' => true, 'dismissed' => false ), $options ); $dismissed = get_option( 'dismissed_update_core' ); if ( !is_array( $dismissed ) ) $dismissed = array(); $from_api = get_option( 'update_core' ); if ( empty($from_api) ) return false; if ( !is_array( $from_api->updates ) ) return false; $updates = $from_api->updates; if ( !is_array( $updates ) ) return false; $result = array(); foreach($updates as $update) { if ( array_key_exists( $update->current.'|'.$update->locale, $dismissed ) ) { if ( $options['dismissed'] ) { $update->dismissed = true; $result[]= $update; } } else { if ( $options['available'] ) { $update->dismissed = false; $result[]= $update; } } } return $result; } function dismiss_core_update( $update ) { $dismissed = get_option( 'dismissed_update_core' ); $dismissed[ $update->current.'|'.$update->locale ] = true; return update_option( 'dismissed_update_core', $dismissed ); } function undismiss_core_update( $version, $locale ) { $dismissed = get_option( 'dismissed_update_core' ); $key = $version.'|'.$locale; if ( !isset( $dismissed[$key] ) ) return false; unset( $dismissed[$key] ); return update_option( 'dismissed_update_core', $dismissed ); } function find_core_update( $version, $locale ) { $from_api = get_option( 'update_core' ); if ( !is_array( $from_api->updates ) ) return false; $updates = $from_api->updates; foreach($updates as $update) { if ( $update->current == $version && $update->locale == $locale ) return $update; } return false; } function core_update_footer( $msg = '' ) { if( !is_site_admin() ) return false; if ( !current_user_can('manage_options') ) return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'] ); $cur = get_preferred_from_update_core(); if ( ! isset( $cur->current ) ) $cur->current = ''; if ( ! isset( $cur->url ) ) $cur->url = ''; if ( ! isset( $cur->response ) ) $cur->response = ''; switch ( $cur->response ) { case 'development' : return sprintf( __( 'You are using a development version (%1$s). Cool! Please stay updated.' ), $GLOBALS['wp_version'], 'update-core.php'); break; case 'upgrade' : if ( current_user_can('manage_options') ) { return sprintf( ''.__( 'Get Version %2$s' ).'', 'update-core.php', $cur->current); break; } case 'latest' : default : return sprintf( __( 'Version %s' ), $GLOBALS['wp_version'] ); break; } } add_filter( 'update_footer', 'core_update_footer' ); function update_nag() { if( !is_site_admin() ) return false; global $pagenow; if ( 'update-core.php' == $pagenow ) return; $cur = get_preferred_from_update_core(); if ( ! isset( $cur->response ) || $cur->response != 'upgrade' ) return false; if ( current_user_can('manage_options') ) $msg = sprintf( __('WordPress MU %1$s is available! Please update.'), $cur->current, 'update-core.php' ); else $msg = sprintf( __('WordPress MU %1$s is available! Please notify the site administrator.'), $cur->current ); echo "
$msg
"; } add_action( 'admin_notices', 'update_nag', 3 ); // Called directly from dashboard function update_right_now_message() { if( !is_site_admin() ) return false; $cur = get_preferred_from_update_core(); $msg = sprintf( __('You are using WordPress MU %s.'), $GLOBALS['wp_version'] ); if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('manage_options') ) $msg .= " " . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . ''; echo "$msg"; } function wp_plugin_update_row( $file, $plugin_data ) { if( !is_site_admin() ) return; $current = get_option( 'update_plugins' ); if ( !isset( $current->response[ $file ] ) ) return false; $r = $current->response[ $file ]; $details_url = admin_url('plugin-install.php?tab=plugin-information&plugin=' . $r->slug . '&TB_iframe=true&width=600&height=800'); echo ''; if ( ! current_user_can('update_plugins') ) printf( __('There is a new version of %1$s available. View version %3$s Details.'), $plugin_data['Name'], $details_url, $r->new_version); else if ( empty($r->package) ) printf( __('There is a new version of %1$s available. View version %3$s Details automatic upgrade unavailable for this plugin.'), $plugin_data['Name'], $details_url, $r->new_version); else printf( __('There is a new version of %1$s available. View version %3$s Details or upgrade automatically.'), $plugin_data['Name'], $details_url, $r->new_version, wp_nonce_url('update.php?action=upgrade-plugin&plugin=' . $file, 'upgrade-plugin_' . $file) ); echo ''; } add_action( 'after_plugin_row', 'wp_plugin_update_row', 10, 2 ); function wp_update_plugin($plugin, $feedback = '') { global $wp_filesystem; if( !is_site_admin() ) return; if ( !empty($feedback) ) add_filter('update_feedback', $feedback); // Is an update available? $current = get_option( 'update_plugins' ); if ( !isset( $current->response[ $plugin ] ) ) return new WP_Error('up_to_date', __('The plugin is at the latest version.')); // Is a filesystem accessor setup? if ( ! $wp_filesystem || ! is_object($wp_filesystem) ) WP_Filesystem(); if ( ! is_object($wp_filesystem) ) return new WP_Error('fs_unavailable', __('Could not access filesystem.')); if ( $wp_filesystem->errors->get_error_code() ) return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors); //Get the base plugin folder $plugins_dir = $wp_filesystem->wp_plugins_dir(); if ( empty($plugins_dir) ) return new WP_Error('fs_no_plugins_dir', __('Unable to locate WordPress Plugin directory.')); //And the same for the Content directory. $content_dir = $wp_filesystem->wp_content_dir(); if( empty($content_dir) ) return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress Content directory (wp-content).')); $plugins_dir = trailingslashit( $plugins_dir ); $content_dir = trailingslashit( $content_dir ); // Get the URL to the zip file $r = $current->response[ $plugin ]; if ( empty($r->package) ) return new WP_Error('no_package', __('Upgrade package not available.')); // Download the package $package = $r->package; apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $package)); $download_file = download_url($package); if ( is_wp_error($download_file) ) return new WP_Error('download_failed', __('Download failed.'), $download_file->get_error_message()); $working_dir = $content_dir . 'upgrade/' . basename($plugin, '.php'); // Clean up working directory if ( $wp_filesystem->is_dir($working_dir) ) $wp_filesystem->delete($working_dir, true); apply_filters('update_feedback', __('Unpacking the update')); // Unzip package to working directory $result = unzip_file($download_file, $working_dir); // Once extracted, delete the package unlink($download_file); if ( is_wp_error($result) ) { $wp_filesystem->delete($working_dir, true); return $result; } if ( is_plugin_active($plugin) ) { //Deactivate the plugin silently, Prevent deactivation hooks from running. apply_filters('update_feedback', __('Deactivating the plugin')); deactivate_plugins($plugin, true); } // Remove the existing plugin. apply_filters('update_feedback', __('Removing the old version of the plugin')); $this_plugin_dir = trailingslashit( dirname($plugins_dir . $plugin) ); // If plugin is in its own directory, recursively delete the directory. if ( strpos($plugin, '/') && $this_plugin_dir != $plugins_dir ) //base check on if plugin includes directory seperator AND that its not the root plugin folder $deleted = $wp_filesystem->delete($this_plugin_dir, true); else $deleted = $wp_filesystem->delete($plugins_dir . $plugin); if ( ! $deleted ) { $wp_filesystem->delete($working_dir, true); return new WP_Error('delete_failed', __('Could not remove the old plugin')); } apply_filters('update_feedback', __('Installing the latest version')); // Copy new version of plugin into place. $result = copy_dir($working_dir, $plugins_dir); if ( is_wp_error($result) ) { $wp_filesystem->delete($working_dir, true); return $result; } //Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin $filelist = array_keys( $wp_filesystem->dirlist($working_dir) ); // Remove working directory $wp_filesystem->delete($working_dir, true); // Force refresh of plugin update information update_option('update_plugins', false); if( empty($filelist) ) return false; //We couldnt find any files in the working dir, therefor no plugin installed? Failsafe backup. $folder = $filelist[0]; $plugin = get_plugins('/' . $folder); //Ensure to pass with leading slash $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list return $folder . '/' . $pluginfiles[0]; } function wp_update_theme($theme, $feedback = '') { if( !is_site_admin() ) return; global $wp_filesystem; if ( !empty($feedback) ) add_filter('update_feedback', $feedback); // Is an update available? $current = get_option( 'update_themes' ); if ( !isset( $current->response[ $theme ] ) ) return new WP_Error('up_to_date', __('The theme is at the latest version.')); $r = $current->response[ $theme ]; $themes = get_themes(); foreach ( (array) $themes as $this_theme ) { if ( $this_theme['Stylesheet'] == $theme ) { $theme_directory = preg_replace('!^/themes/!i', '', $this_theme['Stylesheet Dir']); break; } } unset($themes); if ( empty($theme_directory) ) return new WP_Error('theme_non_existant', __('Theme does not exist.')); // Is a filesystem accessor setup? if ( ! $wp_filesystem || ! is_object($wp_filesystem) ) WP_Filesystem(); if ( ! is_object($wp_filesystem) ) return new WP_Error('fs_unavailable', __('Could not access filesystem.')); if ( $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.')); //And the same for the Content directory. $content_dir = $wp_filesystem->wp_content_dir(); if( empty($content_dir) ) return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress Content directory (wp-content).')); $themes_dir = trailingslashit( $themes_dir ); $content_dir = trailingslashit( $content_dir ); if ( empty($r->package) ) return new WP_Error('no_package', __('Upgrade package not available.')); // Download the package apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $r['package'])); $download_file = download_url($r['package']); if ( is_wp_error($download_file) ) return new WP_Error('download_failed', __('Download failed.'), $download_file->get_error_message()); $working_dir = $content_dir . 'upgrade/' . basename($theme_directory); // Clean up working directory if ( $wp_filesystem->is_dir($working_dir) ) $wp_filesystem->delete($working_dir, true); apply_filters('update_feedback', __('Unpacking the update')); // Unzip package to working directory $result = unzip_file($download_file, $working_dir); // Once extracted, delete the package unlink($download_file); if ( is_wp_error($result) ) { $wp_filesystem->delete($working_dir, true); return $result; } //TODO: Is theme currently active? If so, set default theme /* if ( is_plugin_active($plugin) ) { //Deactivate the plugin silently, Prevent deactivation hooks from running. apply_filters('update_feedback', __('Deactivating the plugin')); deactivate_plugins($plugin, true); }*/ // Remove the existing plugin. apply_filters('update_feedback', __('Removing the old version of the theme')); $deleted = $wp_filesystem->delete($themes_dir . $theme_directory, true); if ( ! $deleted ) { $wp_filesystem->delete($working_dir, true); return new WP_Error('delete_failed', __('Could not remove the old plugin')); } apply_filters('update_feedback', __('Installing the latest version')); // Copy new version of plugin into place. $result = copy_dir($working_dir, $themes_dir); if ( is_wp_error($result) ) { $wp_filesystem->delete($working_dir, true); return $result; } //Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin //$filelist = array_keys( $wp_filesystem->dirlist($working_dir) ); // Remove working directory $wp_filesystem->delete($working_dir, true); // Force refresh of plugin update information delete_option('update_themes'); /*if( empty($filelist) ) return false; //We couldnt find any files in the working dir, therefor no plugin installed? Failsafe backup. $folder = $filelist[0]; $plugin = get_plugins('/' . $folder); //Ensure to pass with leading slash $pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list return $folder . '/' . $pluginfiles[0];*/ } function wp_update_core($current, $feedback = '') { if( !is_site_admin() ) return; global $wp_filesystem; @set_time_limit( 300 ); if ( !empty($feedback) ) add_filter('update_feedback', $feedback); // Is an update available? if ( !isset( $current->response ) || $current->response == 'latest' ) return new WP_Error('up_to_date', __('WordPress is at the latest version.')); // Is a filesystem accessor setup? if ( ! $wp_filesystem || ! is_object($wp_filesystem) ) WP_Filesystem(); if ( ! is_object($wp_filesystem) ) return new WP_Error('fs_unavailable', __('Could not access filesystem.')); if ( $wp_filesystem->errors->get_error_code() ) return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors); // Get the base WP folder $wp_dir = $wp_filesystem->abspath(); if ( empty($wp_dir) ) return new WP_Error('fs_no_wp_dir', __('Unable to locate WordPress directory.')); // And the same for the Content directory. $content_dir = $wp_filesystem->wp_content_dir(); if( empty($content_dir) ) return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress Content directory (wp-content).')); $wp_dir = trailingslashit( $wp_dir ); $content_dir = trailingslashit( $content_dir ); // Get the URL to the zip file $package = $current->package; // Download the package apply_filters('update_feedback', sprintf(__('Downloading update from %s'), $package)); $download_file = download_url($package); if ( is_wp_error($download_file) ) return new WP_Error('download_failed', __('Download failed.'), $download_file->get_error_message()); $working_dir = $content_dir . 'upgrade/core'; // Clean up working directory if ( $wp_filesystem->is_dir($working_dir) ) { $wp_filesystem->delete($working_dir, true); } apply_filters('update_feedback', __('Unpacking the core update')); // Unzip package to working directory $result = unzip_file($download_file, $working_dir); // Once extracted, delete the package unlink($download_file); if ( is_wp_error($result) ) { $wp_filesystem->delete($working_dir, true); return $result; } // Copy update-core.php from the new version into place. if ( !$wp_filesystem->copy($working_dir . '/wordpress-mu/wp-admin/includes/update-core.php', $wp_dir . 'wp-admin/includes/update-core.php', true) ) { $wp_filesystem->delete($working_dir, true); return new WP_Error('copy_failed', __('Could not copy files')); } $wp_filesystem->chmod($wp_dir . 'wp-admin/includes/update-core.php', FS_CHMOD_FILE); require(ABSPATH . 'wp-admin/includes/update-core.php'); return update_core($working_dir, $wp_dir); } function maintenance_nag() { global $upgrading; if ( ! isset( $upgrading ) ) return false; if ( current_user_can('manage_options') ) $msg = sprintf( __('An automated WordPress update has failed to complete - please attempt the update again now.'), 'update-core.php' ); else $msg = __('An automated WordPress update has failed to complete! Please notify the site administrator.'); echo "
$msg
"; } add_action( 'admin_notices', 'maintenance_nag' ); ?>