Curl.php — Secure Custom Fields 6.8.6

secure-custom-fields / vendor / justinrainbow / json-schema / src / JsonSchema / Uri / Retrievers / Curl.php

secure-custom-fields / vendor / justinrainbow / json-schema / src / JsonSchema / Uri / Retrievers Last commit date

AbstractRetriever.php 9 months ago Curl.php 9 months ago FileGetContents.php 9 months ago PredefinedArray.php 9 months ago UriRetrieverInterface.php 9 months ago

Curl.php

84 lines

1	<?php
2
3	/*
4	* This file is part of the JsonSchema package.
5	*
6	* For the full copyright and license information, please view the LICENSE
7	* file that was distributed with this source code.
8	*/
9
10	namespace JsonSchema\Uri\Retrievers;
11
12	use JsonSchema\Exception\RuntimeException;
13	use JsonSchema\Validator;
14
15	/**
16	* Tries to retrieve JSON schemas from a URI using cURL library
17	*
18	* @author Sander Coolen <sander@jibber.nl>
19	*/
20	class Curl extends AbstractRetriever
21	{
22	protected $messageBody;
23
24	public function __construct()
25	{
26	if (!function_exists('curl_init')) {
27	// Cannot test this, because curl_init is present on all test platforms plus mock
28	throw new RuntimeException('cURL not installed'); // @codeCoverageIgnore
29	}
30	}
31
32	/**
33	* {@inheritdoc}
34	*
35	* @see \JsonSchema\Uri\Retrievers\UriRetrieverInterface::retrieve()
36	*/
37	public function retrieve($uri)
38	{
39	$ch = curl_init();
40
41	curl_setopt($ch, CURLOPT_URL, $uri);
42	curl_setopt($ch, CURLOPT_HEADER, true);
43	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
44	curl_setopt($ch, CURLOPT_HTTPHEADER, array('Accept: ' . Validator::SCHEMA_MEDIA_TYPE));
45
46	$response = curl_exec($ch);
47	if (false === $response) {
48	throw new \JsonSchema\Exception\ResourceNotFoundException('JSON schema not found');
49	}
50
51	$this->fetchMessageBody($response);
52	$this->fetchContentType($response);
53
54	curl_close($ch);
55
56	return $this->messageBody;
57	}
58
59	/**
60	* @param string $response cURL HTTP response
61	*/
62	private function fetchMessageBody($response)
63	{
64	preg_match("/(?:\r\n){2}(.*)$/ms", $response, $match);
65	$this->messageBody = $match[1];
66	}
67
68	/**
69	* @param string $response cURL HTTP response
70	*
71	* @return bool Whether the Content-Type header was found or not
72	*/
73	protected function fetchContentType($response)
74	{
75	if (0 < preg_match("/Content-Type:(\V*)/ims", $response, $match)) {
76	$this->contentType = trim($match[1]);
77
78	return true;
79	}
80
81	return false;
82	}
83	}
84