97 lines
2.5 KiB
PHP
97 lines
2.5 KiB
PHP
<?php
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namespace ManiaControl\Utils;
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use cURL\Request;
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use cURL\Response;
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use ManiaControl\ManiaControl;
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/**
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* Reader Utility Class for efficient Web Requests
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*
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* @author ManiaControl Team <mail@maniacontrol.com>
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* @copyright 2014 ManiaControl Team
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* @license http://www.gnu.org/licenses/ GNU General Public License, Version 3
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*/
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abstract class WebReader {
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/**
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* Load a URL via GET
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*
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* @param string $url
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* @param callable $function
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* @return Response
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*/
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public static function getUrl($url, callable $function = null) {
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$request = static::newRequest($url);
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$response = $request->send();
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if ($function) {
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static::performCallback($response, $function);
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}
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return $response;
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}
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/**
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* @deprecated
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* @see WebReader::getUrl()
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*/
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public static function loadUrl($url, callable $function = null) {
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if ($function) {
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return static::getUrl($url, $function);
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}
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return static::getUrl($url);
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}
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/**
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* Create a new cURL Request for the given URL
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*
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* @param string $url
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* @return Request
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*/
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protected static function newRequest($url) {
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$request = new Request($url);
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$options = $request->getOptions();
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$options->set(CURLOPT_TIMEOUT, 5) // timeout
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->set(CURLOPT_HEADER, false) // don't display response header
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->set(CURLOPT_CRLF, true) // linux line feed
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->set(CURLOPT_ENCODING, '') // accept encoding
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->set(CURLOPT_USERAGENT, 'ManiaControl v' . ManiaControl::VERSION) // user-agent
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->set(CURLOPT_RETURNTRANSFER, true) // return instead of output content
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->set(CURLOPT_AUTOREFERER, true); // follow redirects
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return $request;
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}
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/**
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* Perform the given callback function with the response
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*
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* @param Response $response
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* @param callable $function
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*/
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protected static function performCallback(Response $response, callable $function) {
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$content = $response->getContent();
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$error = $response->getError()->getMessage();
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call_user_func($function, $content, $error);
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}
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/**
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* Load a URL via POST
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*
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* @param string $url
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* @param string $content
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* @param callable $function
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* @return Response
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*/
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public static function postUrl($url, $content = null, callable $function = null) {
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$request = static::newRequest($url);
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$request->getOptions()->set(CURLOPT_POST, true); // post method
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if ($content) {
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$request->getOptions()->set(CURLOPT_POSTFIELDS, $content); // post content field
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}
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$response = $request->send();
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if ($function) {
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static::performCallback($response, $function);
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}
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return $response;
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}
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}
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