diff options
Diffstat (limited to 'wp-includes/update.php')
| -rw-r--r-- | wp-includes/update.php | 93 |
1 files changed, 90 insertions, 3 deletions
diff --git a/wp-includes/update.php b/wp-includes/update.php index 270f2bd..4d94ac2 100644 --- a/wp-includes/update.php +++ b/wp-includes/update.php @@ -10,7 +10,7 @@ * wp_version_check() - Check WordPress version against the newest version. * * The WordPress version, PHP version, and Locale is sent. Checks against the WordPress server at - * api.wordpress.org server. Will only check if PHP has fsockopen enabled and WordPress isn't installing. + * api.wordpress.org. Will only check if PHP has fsockopen enabled and WordPress isn't installing. * * @package WordPress * @since 2.3 @@ -19,7 +19,7 @@ * @return mixed Returns null if update is unsupported. Returns false if check is too soon. */ function wp_version_check() { - if ( !function_exists('fsockopen') || strpos($_SERVER['PHP_SELF'], 'install.php') !== false || defined('WP_INSTALLING') ) + if ( !function_exists('fsockopen') || defined('WP_INSTALLING') ) return; global $wp_version; @@ -69,7 +69,94 @@ function wp_version_check() { } update_option( 'update_core', $new_option ); } - add_action( 'init', 'wp_version_check' ); +/** + * wp_update_plugins() - Check plugin versions against the latest versions hosted on WordPress.org. + * + * The WordPress version, PHP version, and Locale is sent along with a list of all plugins installed. + * Checks against the WordPress server at api.wordpress.org. + * Will only check if PHP has fsockopen enabled and WordPress isn't installing. + * + * @package WordPress + * @since 2.3 + * @uses $wp_version Used to notidy the WordPress version. + * + * @return mixed Returns null if update is unsupported. Returns false if check is too soon. + */ +function wp_update_plugins() { + global $wp_version; + + if ( !function_exists('fsockopen') || defined('WP_INSTALLING') ) + return false; + + $current = get_option( 'update_plugins' ); + + $time_not_changed = isset( $current->last_checked ) && 43200 > ( time() - $current->last_checked ); + + // If running blog-side, bail unless we've not checked in the last 12 hours + if ( !function_exists( 'get_plugins' ) ) { + if ( $time_not_changed ) + return false; + require_once( ABSPATH . 'wp-admin/includes/plugin.php' ); + } + + $plugins = get_plugins(); + $active = get_option( 'active_plugins' ); + + $new_option = ''; + $new_option->last_checked = time(); + + $plugin_changed = false; + foreach ( $plugins as $file => $p ) { + $new_option->checked[ $file ] = $p['Version']; + + if ( !isset( $current->checked[ $file ] ) ) { + $plugin_changed = true; + continue; + } + + if ( strval($current->checked[ $file ]) !== strval($p['Version']) ) + $plugin_changed = true; + } + + // Bail if we've checked in the last 12 hours and if nothing has changed + if ( $time_not_changed && !$plugin_changed ) + return false; + + $to_send->plugins = $plugins; + $to_send->active = $active; + $send = serialize( $to_send ); + + $request = 'plugins=' . urlencode( $send ); + $http_request = "POST /plugins/update-check/1.0/ HTTP/1.0\r\n"; + $http_request .= "Host: api.wordpress.org\r\n"; + $http_request .= "Content-Type: application/x-www-form-urlencoded; charset=" . get_option('blog_charset') . "\r\n"; + $http_request .= "Content-Length: " . strlen($request) . "\r\n"; + $http_request .= 'User-Agent: WordPress/' . $wp_version . '; ' . get_bloginfo('url') . "\r\n"; + $http_request .= "\r\n"; + $http_request .= $request; + + $response = ''; + if( false != ( $fs = @fsockopen( 'api.wordpress.org', 80, $errno, $errstr, 3) ) && is_resource($fs) ) { + fwrite($fs, $http_request); + + while ( !feof($fs) ) + $response .= fgets($fs, 1160); // One TCP-IP packet + fclose($fs); + $response = explode("\r\n\r\n", $response, 2); + } + + $response = unserialize( $response[1] ); + + if ( $response ) + $new_option->response = $response; + + update_option( 'update_plugins', $new_option ); +} +if ( defined( 'WP_ADMIN' ) && WP_ADMIN ) + add_action( 'admin_init', 'wp_update_plugins' ); +else + add_action( 'init', 'wp_update_plugins' ); + ?> |