'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-dismissed updates. * @return array|false Array of the update objects on success, false on failure. */ function get_core_updates( $options = array() ) { $options = array_merge( array( 'available' => true, 'dismissed' => false ), $options ); $dismissed = get_site_option( 'dismissed_update_core' ); if ( ! is_array( $dismissed ) ) $dismissed = array(); $from_api = get_site_transient( 'update_core' ); if ( ! isset( $from_api->updates ) || ! is_array( $from_api->updates ) ) return false; $updates = $from_api->updates; $result = array(); foreach ( $updates as $update ) { if ( $update->response == 'autoupdate' ) continue; 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; } /** * Gets the best available (and enabled) Auto-Update for WordPress Core. * * If there's 1.2.3 and 1.3 on offer, it'll choose 1.3 if the install allows it, else, 1.2.3 * * @since 3.7.0 * * @return array|false False on failure, otherwise the core update offering. */ function find_core_auto_update() { $updates = get_site_transient( 'update_core' ); if ( ! $updates || empty( $updates->updates ) ) return false; include_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' ); $auto_update = false; $upgrader = new WP_Automatic_Updater; foreach ( $updates->updates as $update ) { if ( 'autoupdate' != $update->response ) continue; if ( ! $upgrader->should_update( 'core', $update, ABSPATH ) ) continue; if ( ! $auto_update || version_compare( $update->current, $auto_update->current, '>' ) ) $auto_update = $update; } return $auto_update; } /** * Gets and caches the checksums for the given version of WordPress. * * @since 3.7.0 * * @param string $version Version string to query. * @param string $locale Locale to query. * @return bool|array False on failure. An array of checksums on success. */ function get_core_checksums( $version, $locale ) { $url = $http_url = 'http://api.wordpress.org/core/checksums/1.0/?' . http_build_query( compact( 'version', 'locale' ), null, '&' ); if ( $ssl = wp_http_supports( array( 'ssl' ) ) ) $url = set_url_scheme( $url, 'https' ); $options = array( 'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3 ), ); $response = wp_remote_get( $url, $options ); if ( $ssl && is_wp_error( $response ) ) { 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 support forums.' ) . ' ' . __( '(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 ); $response = wp_remote_get( $http_url, $options ); } if ( is_wp_error( $response ) || 200 != wp_remote_retrieve_response_code( $response ) ) return false; $body = trim( wp_remote_retrieve_body( $response ) ); $body = json_decode( $body, true ); if ( ! is_array( $body ) || ! isset( $body['checksums'] ) || ! is_array( $body['checksums'] ) ) return false; return $body['checksums']; } /** * * @param object $update * @return bool */ function dismiss_core_update( $update ) { $dismissed = get_site_option( 'dismissed_update_core' ); $dismissed[ $update->current . '|' . $update->locale ] = true; return update_site_option( 'dismissed_update_core', $dismissed ); } /** * * @param string $version * @param string $locale * @return bool */ function undismiss_core_update( $version, $locale ) { $dismissed = get_site_option( 'dismissed_update_core' ); $key = $version . '|' . $locale; if ( ! isset( $dismissed[$key] ) ) return false; unset( $dismissed[$key] ); return update_site_option( 'dismissed_update_core', $dismissed ); } /** * * @param string $version * @param string $locale * @return object|false */ function find_core_update( $version, $locale ) { $from_api = get_site_transient( 'update_core' ); if ( ! isset( $from_api->updates ) || ! 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; } /** * * @param string $msg * @return string */ function core_update_footer( $msg = '' ) { if ( !current_user_can('update_core') ) return sprintf( __( 'Version %s' ), get_bloginfo( 'version', 'display' ) ); $cur = get_preferred_from_update_core(); if ( ! is_object( $cur ) ) $cur = new stdClass; 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.' ), get_bloginfo( 'version', 'display' ), network_admin_url( 'update-core.php' ) ); case 'upgrade' : return sprintf( ''.__( 'Get Version %2$s' ).'', network_admin_url( 'update-core.php' ), $cur->current); case 'latest' : default : return sprintf( __( 'Version %s' ), get_bloginfo( 'version', 'display' ) ); } } /** * * @global string $pagenow * @return false|void */ function update_nag() { if ( is_multisite() && !current_user_can('update_core') ) 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('update_core') ) { $msg = sprintf( __('WordPress %1$s is available! Please update now.'), $cur->current, network_admin_url( 'update-core.php' ) ); } else { $msg = sprintf( __('WordPress %1$s is available! Please notify the site administrator.'), $cur->current ); } echo "
$msg
"; } // Called directly from dashboard function update_right_now_message() { $theme_name = wp_get_theme(); if ( current_user_can( 'switch_themes' ) ) { $theme_name = sprintf( '%1$s', $theme_name ); } $msg = ''; if ( current_user_can('update_core') ) { $cur = get_preferred_from_update_core(); if ( isset( $cur->response ) && $cur->response == 'upgrade' ) $msg .= '' . sprintf( __( 'Update to %s' ), $cur->current ? $cur->current : __( 'Latest' ) ) . ' '; } /* translators: 1: version number, 2: theme name */ $content = __( 'WordPress %1$s running %2$s theme.' ); /** * Filter the text displayed in the 'At a Glance' dashboard widget. * * Prior to 3.8.0, the widget was named 'Right Now'. * * @since 4.4.0 * * @param string $content Default text. */ $content = apply_filters( 'update_right_now_text', $content ); $msg .= sprintf( '' . $content . '', get_bloginfo( 'version', 'display' ), $theme_name ); echo "

$msg

"; } /** * @since 2.9.0 * * @return array */ function get_plugin_updates() { $all_plugins = get_plugins(); $upgrade_plugins = array(); $current = get_site_transient( 'update_plugins' ); foreach ( (array)$all_plugins as $plugin_file => $plugin_data) { if ( isset( $current->response[ $plugin_file ] ) ) { $upgrade_plugins[ $plugin_file ] = (object) $plugin_data; $upgrade_plugins[ $plugin_file ]->update = $current->response[ $plugin_file ]; } } return $upgrade_plugins; } /** * @since 2.9.0 */ function wp_plugin_update_rows() { if ( !current_user_can('update_plugins' ) ) return; $plugins = get_site_transient( 'update_plugins' ); if ( isset($plugins->response) && is_array($plugins->response) ) { $plugins = array_keys( $plugins->response ); foreach ( $plugins as $plugin_file ) { add_action( "after_plugin_row_$plugin_file", 'wp_plugin_update_row', 10, 2 ); } } } /** * * @param string $file * @param array $plugin_data * @return false|void */ function wp_plugin_update_row( $file, $plugin_data ) { $current = get_site_transient( 'update_plugins' ); if ( !isset( $current->response[ $file ] ) ) return false; $r = $current->response[ $file ]; $plugins_allowedtags = array('a' => array('href' => array(),'title' => array()),'abbr' => array('title' => array()),'acronym' => array('title' => array()),'code' => array(),'em' => array(),'strong' => array()); $plugin_name = wp_kses( $plugin_data['Name'], $plugins_allowedtags ); $details_url = self_admin_url('plugin-install.php?tab=plugin-information&plugin=' . $r->slug . '§ion=changelog&TB_iframe=true&width=600&height=800'); $wp_list_table = _get_list_table('WP_Plugins_List_Table'); if ( is_network_admin() || !is_multisite() ) { if ( is_network_admin() ) { $active_class = is_plugin_active_for_network( $file ) ? ' active': ''; } else { $active_class = is_plugin_active( $file ) ? ' active' : ''; } echo '
'; if ( ! current_user_can( 'update_plugins' ) ) { printf( __('There is a new version of %1$s available. View version %4$s details.'), $plugin_name, esc_url($details_url), esc_attr($plugin_name), $r->new_version ); } elseif ( empty($r->package) ) { printf( __('There is a new version of %1$s available. View version %4$s details. Automatic update is unavailable for this plugin.'), $plugin_name, esc_url($details_url), esc_attr($plugin_name), $r->new_version ); } else { printf( __( 'There is a new version of %1$s available. View version %4$s details or update now.' ), $plugin_name, esc_url( $details_url ), esc_attr( $plugin_name ), $r->new_version, wp_nonce_url( self_admin_url( 'update.php?action=upgrade-plugin&plugin=' ) . $file, 'upgrade-plugin_' . $file ) ); } /** * Fires at the end of the update message container in each * row of the plugins list table. * * The dynamic portion of the hook name, `$file`, refers to the path * of the plugin's primary file relative to the plugins directory. * * @since 2.8.0 * * @param array $plugin_data { * An array of plugin metadata. * * @type string $name The human-readable name of the plugin. * @type string $plugin_uri Plugin URI. * @type string $version Plugin version. * @type string $description Plugin description. * @type string $author Plugin author. * @type string $author_uri Plugin author URI. * @type string $text_domain Plugin text domain. * @type string $domain_path Relative path to the plugin's .mo file(s). * @type bool $network Whether the plugin can only be activated network wide. * @type string $title The human-readable title of the plugin. * @type string $author_name Plugin author's name. * @type bool $update Whether there's an available update. Default null. * } * @param array $r { * An array of metadata about the available plugin update. * * @type int $id Plugin ID. * @type string $slug Plugin slug. * @type string $new_version New plugin version. * @type string $url Plugin URL. * @type string $package Plugin update package URL. * } */ do_action( "in_plugin_update_message-{$file}", $plugin_data, $r ); echo '
'; } } /** * * @return array */ function get_theme_updates() { $current = get_site_transient('update_themes'); if ( ! isset( $current->response ) ) return array(); $update_themes = array(); foreach ( $current->response as $stylesheet => $data ) { $update_themes[ $stylesheet ] = wp_get_theme( $stylesheet ); $update_themes[ $stylesheet ]->update = $data; } return $update_themes; } /** * @since 3.1.0 */ function wp_theme_update_rows() { if ( !current_user_can('update_themes' ) ) return; $themes = get_site_transient( 'update_themes' ); if ( isset($themes->response) && is_array($themes->response) ) { $themes = array_keys( $themes->response ); foreach ( $themes as $theme ) { add_action( "after_theme_row_$theme", 'wp_theme_update_row', 10, 2 ); } } } /** * * @param string $theme_key * @param WP_Theme $theme * @return false|void */ function wp_theme_update_row( $theme_key, $theme ) { $current = get_site_transient( 'update_themes' ); if ( !isset( $current->response[ $theme_key ] ) ) return false; $r = $current->response[ $theme_key ]; $details_url = add_query_arg( array( 'TB_iframe' => 'true', 'width' => 1024, 'height' => 800 ), $current->response[ $theme_key ]['url'] ); $wp_list_table = _get_list_table('WP_MS_Themes_List_Table'); echo '
'; if ( ! current_user_can('update_themes') ) { printf( __('There is a new version of %1$s available. View version %4$s details.'), $theme['Name'], esc_url($details_url), esc_attr($theme['Name']), $r->new_version ); } elseif ( empty( $r['package'] ) ) { printf( __('There is a new version of %1$s available. View version %4$s details. Automatic update is unavailable for this theme.'), $theme['Name'], esc_url($details_url), esc_attr($theme['Name']), $r['new_version'] ); } else { printf( __('There is a new version of %1$s available. View version %4$s details or update now.'), $theme['Name'], esc_url($details_url), esc_attr($theme['Name']), $r['new_version'], wp_nonce_url( self_admin_url('update.php?action=upgrade-theme&theme=') . $theme_key, 'upgrade-theme_' . $theme_key) ); } /** * Fires at the end of the update message container in each * row of the themes list table. * * The dynamic portion of the hook name, `$theme_key`, refers to * the theme slug as found in the WordPress.org themes repository. * * @since 3.1.0 * * @param WP_Theme $theme The WP_Theme object. * @param array $r { * An array of metadata about the available theme update. * * @type string $new_version New theme version. * @type string $url Theme URL. * @type string $package Theme update package URL. * } */ do_action( "in_theme_update_message-{$theme_key}", $theme, $r ); echo '
'; } /** * * @global int $upgrading * @return false|void */ function maintenance_nag() { include( ABSPATH . WPINC . '/version.php' ); // include an unmodified $wp_version global $upgrading; $nag = isset( $upgrading ); if ( ! $nag ) { $failed = get_site_option( 'auto_core_update_failed' ); /* * If an update failed critically, we may have copied over version.php but not other files. * In that case, if the install claims we're running the version we attempted, nag. * This is serious enough to err on the side of nagging. * * If we simply failed to update before we tried to copy any files, then assume things are * OK if they are now running the latest. * * This flag is cleared whenever a successful update occurs using Core_Upgrader. */ $comparison = ! empty( $failed['critical'] ) ? '>=' : '>'; if ( version_compare( $failed['attempted'], $wp_version, $comparison ) ) $nag = true; } if ( ! $nag ) return false; if ( current_user_can('update_core') ) $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
"; }