EventHttpRequest::__construct

(PECL event >= 1.4.0-beta)

EventHttpRequest::__construct — Constructs EventHttpRequest object

说明

public EventHttpRequest::__construct( callable $callback , mixed $data = null )

Constructs EventHttpRequest object.

参数

callback: Gets invoked on requesting path. Should match the following prototype:

callback( EventHttpRequest $req = null , mixed $arg = null ): void
data: User custom data passed to the callback.

示例

示例 #1 EventHttpRequest::__construct() example

<?php

function _request_handler($req, $base) {
    echo __FUNCTION__, PHP_EOL;

    if (is_null($req)) {
        echo "Timed out\n";
    } else {
        $response_code = $req->getResponseCode();

        if ($response_code == 0) {
            echo "Connection refused\n";
        } elseif ($response_code != 200) {
            echo "Unexpected response: $response_code\n";
        } else {
            echo "Success: $response_code\n";
            $buf = $req->getInputBuffer();
            echo "Body:\n";
            while ($s = $buf->readLine(EventBuffer::EOL_ANY)) {
                echo $s, PHP_EOL;
            }
        }
    }

    $base->exit(NULL);
}


$address = "127.0.0.1";
$port = 80;

$base = new EventBase();
$conn = new EventHttpConnection($base, NULL, $address, $port);
$conn->setTimeout(5);
$req = new EventHttpRequest("_request_handler", $base);

$req->addHeader("Host", $address, EventHttpRequest::OUTPUT_HEADER);
$req->addHeader("Content-Length", "0", EventHttpRequest::OUTPUT_HEADER);
$conn->makeRequest($req, EventHttpRequest::CMD_GET, "/index.cphp");

$base->loop();
?>

参见

EventHttpRequest::cancel() - Cancels a pending HTTP request
EventHttpRequest::addHeader() - Adds an HTTP header to the headers of the request