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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 1260 | * |
| 1261 | * @param string $request The body of the request. |
| 1262 | * @param string $path The path for the request. |
| 1263 | * @param string $ip The specific IP address to hit. |
| 1264 | * @return array A two-member array consisting of the headers and the response body, both empty in the case of a failure. |
| 1265 | */ |
| 1266 | public static function http_post( $request, $path, $ip=null ) { |
| 1267 | |
| 1268 | $akismet_ua = sprintf( 'WordPress/%s | Akismet/%s', $GLOBALS['wp_version'], constant( 'AKISMET_VERSION' ) ); |
| 1269 | $akismet_ua = apply_filters( 'akismet_ua', $akismet_ua ); |
| 1270 | |
| 1271 | $host = self::API_HOST; |
| 1272 | $api_key = self::get_api_key(); |
| 1273 | |
| 1274 | if ( $api_key ) { |
| 1275 | $request = add_query_arg( 'api_key', $api_key, $request ); |
| 1276 | } |
| 1277 | |
| 1278 | $http_host = $host; |