id, array( 'update-core', 'themes' ) ) )
return;
$update = get_site_transient( 'update_themes' );
if ( empty( $update->response ) )
return;
foreach ( array( get_template(), get_stylesheet() ) as $theme ) {
if ( empty( $update->response[$theme] ) )
continue;
if ( empty( $update->response[$theme]['new_version'] ) )
continue;
if ( empty( $update->response[$theme]['url'] ) )
$text = sprintf(
__( '%1$s 主题 %2$s 版本可用！', 'Bing' ),
wp_get_theme( $theme )->name,
$update->response[$theme]['new_version']
);
else
$text = sprintf(
__( '%2$s 主题 %3$s 版本可用！', 'Bing' ),
esc_url( $update->response[$theme]['url'] ),
wp_get_theme( $theme )->name,
$update->response[$theme]['new_version']
);
if ( !empty( $update->response[$theme]['package'] ) )
$text .= sprintf(
__( '现在去升级。', 'Bing' ),
esc_url( add_query_arg( 'theme', $theme, admin_url( 'themes.php' ) ) )
);
echo '' . $text . '
';
return;
}
}
/**
* 强制检测主题更新
*
* @since Beginning 4.0.2
* @since Beginning 4.1.0 检测时不会再触发 WordPress 核心主题更新检测。
*
* @see wp_update_themes()
*/
public function force_check() {
$name = 'update_themes';
$value = get_site_transient( $name );
$value = $this->insert_update_data( $value );
set_site_transient( $name, $value );
}
/**
* 插入主题更新信息
*
* @since Unknown
* @since Beginning 4.1.0 修改数据之前会先判断参数是否为对象。
*/
public function insert_update_data( $update_data ) {
if ( $my_update_data = $this->get_update_data() ) {
if ( !is_object( $update_data ) ) {
$update_data = new stdClass();
$update_data->response = array();
} elseif ( !isset( $update_data->response ) ) {
$update_data->response = array();
}
$update_data->response = $my_update_data + $update_data->response;
}
return $update_data;
}
/**
* 获取主题更新信息
*/
public function get_update_data() {
if ( isset( $this->update_data ) )
return $this->update_data;
$response = $this->get_api( array(
'themes' => ( $themes = $this->get_themes() ),
'active' => get_stylesheet(),
// 备用参数
'active_theme' => get_stylesheet()
) );
if ( !empty( $response['themes'] ) ) {
if ( $this->is_validate( $response ) )
$response['themes'] = $this->filter_themes( $response['themes'] );
if ( $response['themes'] )
$this->update_data = $response['themes'];
}
if ( !isset( $this->update_data ) )
$this->update_data = false;
return $this->update_data;
}
/**
* 获取主题信息
*
* @since Beginning 4.0.2
*/
private function get_themes() {
$themes = wp_get_themes();
$results = array();
foreach ( $themes as $theme ) {
$stylesheet = $theme->get_stylesheet();
$template = $theme->get_template();
$results[$stylesheet] = array(
'name' => $theme->get( 'Name' ),
'title' => $theme->get( 'Name' ),
'version' => $theme->get( 'Version' ),
'author' => $theme->get( 'Author' ),
'author_uri' => $theme->get( 'AuthorURI' ),
'theme_uri' => $theme->get( 'ThemeURI' ),
'stylesheet' => $stylesheet,
'template' => $template,
// 备用参数
'author_url' => $theme->get( 'AuthorURI' ),
'theme_url' => $theme->get( 'ThemeURI' )
);
foreach ( array( 'db_version', 'license' ) as $key )
if ( ( $mod = Bing_Theme_Mods::select( $stylesheet )->get( $key ) ) !== false )
$results[$stylesheet][$key] = $mod;
}
return $results;
}
/**
* 检测远程服务器是否需要本地验证更新信息
*
* @since Beginning 4.0.2
*/
private function is_validate( $response ) {
$keys = array(
'verify',
'check',
'validate',
'version_compare',
'safe_mode',
'verifies',
'checks',
'validates'
);
foreach ( $keys as $key )
if ( !empty( $response[$key] ) )
return true;
return false;
}
/**
* 过滤主题更新信息
*/
private function filter_themes( $themes ) {
$themes = (array) $themes;
$result = array();
foreach ( $themes as $stylesheet => $new_theme ) {
if ( empty( $new_theme['new_version'] ) )
continue;
if ( !empty( $new_theme['theme'] ) )
$stylesheet = $new_theme['theme'];
if ( empty( $stylesheet ) )
continue;
$theme = wp_get_theme( $stylesheet );
if ( !$theme->exists() )
continue;
$new_version = strtolower( $new_theme['new_version'] );
$current_version = strtolower( $theme->get( 'Version' ) );
if ( version_compare( $new_version, $current_version, '<=' ) )
continue;
$result[$stylesheet] = array(
'theme' => $stylesheet,
'new_version' => $new_theme['new_version'],
'url' => isset( $new_theme['url'] ) ? esc_url_raw( $new_theme['url'] ) : $theme->get( 'ThemeURI' ),
'package' => isset( $new_theme['package'] ) ? esc_url_raw( $new_theme['package'] ) : null
);
}
return $result;
}
/**
* 获取远程服务器信息
*
* @since Unknown
* @since Beginning 4.0.5 使用 `Bing_Remote_Application_Programming_Interface` 类进访问远程 API。
*/
private function get_api( $body ) {
global $wpdb;
$other_body = array(
'url' => home_url(),
'name' => get_bloginfo( 'name' ),
'is_multisite' => is_multisite(),
'api_version' => 1,
'wp_version' => get_bloginfo( 'version' ),
'php_version' => phpversion(),
'server_software' => $_SERVER['SERVER_SOFTWARE'],
'wp_locale' => get_locale(),
// 备用参数
'multisite_enabled' => is_multisite()
);
if ( method_exists( $wpdb, 'db_version' ) )
$other_body['mysql_version'] = $wpdb->db_version();
$path = 'wordpress/themes/update-check/';
$api = new Bing_Remote_Application_Programming_Interface( $path );
$api->method = 'POST';
$api->data = array_merge( $other_body, $body );
if ( !$api->request() )
return false;
if ( !$api->parse_json() )
return false;
$results = $api->get_results();
return $results;
}
/**
* 挂载「修复某些主题无法使用 AJAX 更新的问题」的方法
*
* @since Beginning 4.0.0
*/
public function add_fix_ajax_update_failed_callable() {
add_filter( 'sanitize_key', array( $this, 'fix_ajax_update_failed' ), 18, 2 );
}
/**
* 修复某些主题无法使用 AJAX 更新的问题
*
* @see sanitize_key()
* @see wp_ajax_update_theme()
*
* @since Beginning 4.0.0
*/
public function fix_ajax_update_failed( $key, $raw_key ) {
if ( !wp_doing_ajax() )
return $key;
if ( !doing_action( 'wp_ajax_update-theme' ) )
return $key;
static $ran = false;
if ( $ran )
return $key;
$ran = true;
if ( $key == strtolower( $raw_key ) )
$key = $raw_key;
return $key;
}
/**
* 强制检测主题更新
*
* @since Unknown
* @deprecated Beginning 4.0.2 Use slef::force_check()
*/
public function force_check_update() {
_deprecated_function( __METHOD__, '4.0.2', __CLASS__ . '::force_check()' );
return $this->force_check();
}
/**
* 更新主题时校验 MD5
*
* @since Beginning 4.0.0
* @deprecated Beginning 4.0.2
*
* // 第四个 $hook_extra 参数需要 WordPress 4.4
* `add_filter( 'upgrader_source_selection', array( $this, 'check_files' ), 18, 4 )`;
*/
public function check_files( $source, $remote_source, $upgrader, $hook_extra = null ) {
_deprecated_function( __METHOD__, '4.0.2' );
return $source;
}
/**
* Checksums API 服务器
*
* @var string
*
* @since Beginning 4.0.0
* @deprecated Beginning 4.0.2
*/
/**
* 获取 Checksums
*
* @since Beginning 4.0.0
* @deprecated Beginning 4.0.2
*/
/**
* 校验字符串是否为一个合法的 MD5
*
* @since Beginning 4.0.0
* @deprecated Beginning 4.0.2
*/
/**
* 发送 HTTP POST 请求
*
* @since Beginning 4.0.0
* @deprecated Beginning 4.0.5
*/
}
// End of page.