1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Guzzle\Http\Curl; |
4
|
|
|
|
5
|
|
|
use Guzzle\Common\Exception\InvalidArgumentException; |
6
|
|
|
use Guzzle\Common\Exception\RuntimeException; |
7
|
|
|
use Guzzle\Common\Collection; |
8
|
|
|
use Guzzle\Http\Message\EntityEnclosingRequest; |
9
|
|
|
use Guzzle\Http\Message\RequestInterface; |
10
|
|
|
use Guzzle\Parser\ParserRegistry; |
11
|
|
|
use Guzzle\Http\Url; |
12
|
|
|
|
13
|
|
|
/** |
14
|
|
|
* Immutable wrapper for a cURL handle |
15
|
|
|
*/ |
16
|
|
|
class CurlHandle |
17
|
|
|
{ |
18
|
|
|
const BODY_AS_STRING = 'body_as_string'; |
19
|
|
|
const PROGRESS = 'progress'; |
20
|
|
|
const DEBUG = 'debug'; |
21
|
|
|
|
22
|
|
|
/** @var Collection Curl options */ |
23
|
|
|
protected $options; |
24
|
|
|
|
25
|
|
|
/** @var resource Curl resource handle */ |
26
|
|
|
protected $handle; |
27
|
|
|
|
28
|
|
|
/** @var int CURLE_* error */ |
29
|
|
|
protected $errorNo = CURLE_OK; |
30
|
|
|
|
31
|
|
|
/** |
32
|
|
|
* Factory method to create a new curl handle based on an HTTP request. |
33
|
|
|
* |
34
|
|
|
* There are some helpful options you can set to enable specific behavior: |
35
|
|
|
* - debug: Set to true to enable cURL debug functionality to track the actual headers sent over the wire. |
36
|
|
|
* - progress: Set to true to enable progress function callbacks. |
37
|
|
|
* |
38
|
|
|
* @param RequestInterface $request Request |
39
|
|
|
* |
40
|
|
|
* @return CurlHandle |
41
|
|
|
* @throws RuntimeException |
42
|
|
|
*/ |
43
|
|
|
public static function factory(RequestInterface $request) |
44
|
|
|
{ |
45
|
|
|
$requestCurlOptions = $request->getCurlOptions(); |
46
|
|
|
$mediator = new RequestMediator($request, $requestCurlOptions->get('emit_io')); |
47
|
|
|
$tempContentLength = null; |
48
|
|
|
$method = $request->getMethod(); |
49
|
|
|
$bodyAsString = $requestCurlOptions->get(self::BODY_AS_STRING); |
50
|
|
|
|
51
|
|
|
// Prepare url |
52
|
|
|
$url = (string)$request->getUrl(); |
53
|
|
|
if(($pos = strpos($url, '#')) !== false ){ |
54
|
|
|
// strip fragment from url |
55
|
|
|
$url = substr($url, 0, $pos); |
56
|
|
|
} |
57
|
|
|
|
58
|
|
|
// Array of default cURL options. |
59
|
|
|
$curlOptions = array( |
60
|
|
|
CURLOPT_URL => $url, |
61
|
|
|
CURLOPT_CONNECTTIMEOUT => 150, |
62
|
|
|
CURLOPT_RETURNTRANSFER => false, |
63
|
|
|
CURLOPT_HEADER => false, |
64
|
|
|
CURLOPT_PORT => $request->getPort(), |
65
|
|
|
CURLOPT_HTTPHEADER => array(), |
66
|
|
|
CURLOPT_WRITEFUNCTION => array($mediator, 'writeResponseBody'), |
67
|
|
|
CURLOPT_HEADERFUNCTION => array($mediator, 'receiveResponseHeader'), |
68
|
|
|
CURLOPT_HTTP_VERSION => $request->getProtocolVersion() === '1.0' |
69
|
|
|
? CURL_HTTP_VERSION_1_0 : CURL_HTTP_VERSION_1_1, |
70
|
|
|
// Verifies the authenticity of the peer's certificate |
71
|
|
|
CURLOPT_SSL_VERIFYPEER => 1, |
72
|
|
|
// Certificate must indicate that the server is the server to which you meant to connect |
73
|
|
|
CURLOPT_SSL_VERIFYHOST => 2 |
74
|
|
|
); |
75
|
|
|
|
76
|
|
|
if (defined('CURLOPT_PROTOCOLS')) { |
77
|
|
|
// Allow only HTTP and HTTPS protocols |
78
|
|
|
$curlOptions[CURLOPT_PROTOCOLS] = CURLPROTO_HTTP | CURLPROTO_HTTPS; |
79
|
|
|
} |
80
|
|
|
|
81
|
|
|
// Add CURLOPT_ENCODING if Accept-Encoding header is provided |
82
|
|
|
if ($acceptEncodingHeader = $request->getHeader('Accept-Encoding')) { |
83
|
|
|
$curlOptions[CURLOPT_ENCODING] = (string) $acceptEncodingHeader; |
84
|
|
|
// Let cURL set the Accept-Encoding header, prevents duplicate values |
85
|
|
|
$request->removeHeader('Accept-Encoding'); |
86
|
|
|
} |
87
|
|
|
|
88
|
|
|
// Enable curl debug information if the 'debug' param was set |
89
|
|
|
if ($requestCurlOptions->get('debug')) { |
90
|
|
|
$curlOptions[CURLOPT_STDERR] = fopen('php://temp', 'r+'); |
91
|
|
|
// @codeCoverageIgnoreStart |
92
|
|
|
if (false === $curlOptions[CURLOPT_STDERR]) { |
93
|
|
|
throw new RuntimeException('Unable to create a stream for CURLOPT_STDERR'); |
94
|
|
|
} |
95
|
|
|
// @codeCoverageIgnoreEnd |
96
|
|
|
$curlOptions[CURLOPT_VERBOSE] = true; |
97
|
|
|
} |
98
|
|
|
|
99
|
|
|
// Specify settings according to the HTTP method |
100
|
|
|
if ($method == 'GET') { |
101
|
|
|
$curlOptions[CURLOPT_HTTPGET] = true; |
102
|
|
|
} elseif ($method == 'HEAD') { |
103
|
|
|
$curlOptions[CURLOPT_NOBODY] = true; |
104
|
|
|
// HEAD requests do not use a write function |
105
|
|
|
unset($curlOptions[CURLOPT_WRITEFUNCTION]); |
106
|
|
|
} elseif (!($request instanceof EntityEnclosingRequest)) { |
107
|
|
|
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method; |
108
|
|
|
} else { |
109
|
|
|
|
110
|
|
|
$curlOptions[CURLOPT_CUSTOMREQUEST] = $method; |
111
|
|
|
|
112
|
|
|
// Handle sending raw bodies in a request |
113
|
|
|
if ($request->getBody()) { |
114
|
|
|
// You can send the body as a string using curl's CURLOPT_POSTFIELDS |
115
|
|
|
if ($bodyAsString) { |
116
|
|
|
$curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getBody(); |
117
|
|
|
// Allow curl to add the Content-Length for us to account for the times when |
118
|
|
|
// POST redirects are followed by GET requests |
119
|
|
|
if ($tempContentLength = $request->getHeader('Content-Length')) { |
120
|
|
|
$tempContentLength = (int) (string) $tempContentLength; |
121
|
|
|
} |
122
|
|
|
// Remove the curl generated Content-Type header if none was set manually |
123
|
|
|
if (!$request->hasHeader('Content-Type')) { |
124
|
|
|
$curlOptions[CURLOPT_HTTPHEADER][] = 'Content-Type:'; |
125
|
|
|
} |
126
|
|
|
} else { |
127
|
|
|
$curlOptions[CURLOPT_UPLOAD] = true; |
128
|
|
|
// Let cURL handle setting the Content-Length header |
129
|
|
|
if ($tempContentLength = $request->getHeader('Content-Length')) { |
130
|
|
|
$tempContentLength = (int) (string) $tempContentLength; |
131
|
|
|
$curlOptions[CURLOPT_INFILESIZE] = $tempContentLength; |
132
|
|
|
} |
133
|
|
|
// Add a callback for curl to read data to send with the request only if a body was specified |
134
|
|
|
$curlOptions[CURLOPT_READFUNCTION] = array($mediator, 'readRequestBody'); |
135
|
|
|
// Attempt to seek to the start of the stream |
136
|
|
|
$request->getBody()->seek(0); |
137
|
|
|
} |
138
|
|
|
|
139
|
|
|
} else { |
140
|
|
|
|
141
|
|
|
// Special handling for POST specific fields and files |
142
|
|
|
$postFields = false; |
143
|
|
|
if (count($request->getPostFiles())) { |
144
|
|
|
$postFields = $request->getPostFields()->useUrlEncoding(false)->urlEncode(); |
145
|
|
|
foreach ($request->getPostFiles() as $key => $data) { |
146
|
|
|
$prefixKeys = count($data) > 1; |
147
|
|
|
foreach ($data as $index => $file) { |
148
|
|
|
// Allow multiple files in the same key |
149
|
|
|
$fieldKey = $prefixKeys ? "{$key}[{$index}]" : $key; |
150
|
|
|
$postFields[$fieldKey] = $file->getCurlValue(); |
151
|
|
|
} |
152
|
|
|
} |
153
|
|
|
} elseif (count($request->getPostFields())) { |
154
|
|
|
$postFields = (string) $request->getPostFields()->useUrlEncoding(true); |
155
|
|
|
} |
156
|
|
|
|
157
|
|
|
if ($postFields !== false) { |
158
|
|
|
if ($method == 'POST') { |
159
|
|
|
unset($curlOptions[CURLOPT_CUSTOMREQUEST]); |
160
|
|
|
$curlOptions[CURLOPT_POST] = true; |
161
|
|
|
} |
162
|
|
|
$curlOptions[CURLOPT_POSTFIELDS] = $postFields; |
163
|
|
|
$request->removeHeader('Content-Length'); |
164
|
|
|
} |
165
|
|
|
} |
166
|
|
|
|
167
|
|
|
// If the Expect header is not present, prevent curl from adding it |
168
|
|
|
if (!$request->hasHeader('Expect')) { |
169
|
|
|
$curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:'; |
170
|
|
|
} |
171
|
|
|
} |
172
|
|
|
|
173
|
|
|
// If a Content-Length header was specified but we want to allow curl to set one for us |
174
|
|
|
if (null !== $tempContentLength) { |
175
|
|
|
$request->removeHeader('Content-Length'); |
176
|
|
|
} |
177
|
|
|
|
178
|
|
|
// Set custom cURL options |
179
|
|
|
foreach ($requestCurlOptions->toArray() as $key => $value) { |
180
|
|
|
if (is_numeric($key)) { |
181
|
|
|
$curlOptions[$key] = $value; |
182
|
|
|
} |
183
|
|
|
} |
184
|
|
|
|
185
|
|
|
// Do not set an Accept header by default |
186
|
|
|
if (!isset($curlOptions[CURLOPT_ENCODING])) { |
187
|
|
|
$curlOptions[CURLOPT_HTTPHEADER][] = 'Accept:'; |
188
|
|
|
} |
189
|
|
|
|
190
|
|
|
// Add any custom headers to the request. Empty headers will cause curl to not send the header at all. |
191
|
|
|
foreach ($request->getHeaderLines() as $line) { |
192
|
|
|
$curlOptions[CURLOPT_HTTPHEADER][] = $line; |
193
|
|
|
} |
194
|
|
|
|
195
|
|
|
// Add the content-length header back if it was temporarily removed |
196
|
|
|
if (null !== $tempContentLength) { |
197
|
|
|
$request->setHeader('Content-Length', $tempContentLength); |
198
|
|
|
} |
199
|
|
|
|
200
|
|
|
// Apply the options to a new cURL handle. |
201
|
|
|
$handle = curl_init(); |
202
|
|
|
|
203
|
|
|
// Enable the progress function if the 'progress' param was set |
204
|
|
|
if ($requestCurlOptions->get('progress')) { |
205
|
|
|
// Wrap the function in a function that provides the curl handle to the mediator's progress function |
206
|
|
|
// Using this rather than injecting the handle into the mediator prevents a circular reference |
207
|
|
|
$curlOptions[CURLOPT_PROGRESSFUNCTION] = function () use ($mediator, $handle) { |
208
|
|
|
$args = func_get_args(); |
209
|
|
|
$args[] = $handle; |
210
|
|
|
|
211
|
|
|
// PHP 5.5 pushed the handle onto the start of the args |
212
|
|
|
if (is_resource($args[0])) { |
213
|
|
|
array_shift($args); |
214
|
|
|
} |
215
|
|
|
|
216
|
|
|
call_user_func_array(array($mediator, 'progress'), $args); |
217
|
|
|
}; |
218
|
|
|
$curlOptions[CURLOPT_NOPROGRESS] = false; |
219
|
|
|
} |
220
|
|
|
|
221
|
|
|
curl_setopt_array($handle, $curlOptions); |
222
|
|
|
|
223
|
|
|
return new static($handle, $curlOptions); |
224
|
|
|
} |
225
|
|
|
|
226
|
|
|
/** |
227
|
|
|
* Construct a new CurlHandle object that wraps a cURL handle |
228
|
|
|
* |
229
|
|
|
* @param resource $handle Configured cURL handle resource |
230
|
|
|
* @param Collection|array $options Curl options to use with the handle |
231
|
|
|
* |
232
|
|
|
* @throws InvalidArgumentException |
233
|
|
|
*/ |
234
|
|
|
public function __construct($handle, $options) |
235
|
|
|
{ |
236
|
|
|
if (!is_resource($handle)) { |
237
|
|
|
throw new InvalidArgumentException('Invalid handle provided'); |
238
|
|
|
} |
239
|
|
|
if (is_array($options)) { |
240
|
|
|
$this->options = new Collection($options); |
241
|
|
|
} elseif ($options instanceof Collection) { |
242
|
|
|
$this->options = $options; |
243
|
|
|
} else { |
244
|
|
|
throw new InvalidArgumentException('Expected array or Collection'); |
245
|
|
|
} |
246
|
|
|
$this->handle = $handle; |
247
|
|
|
} |
248
|
|
|
|
249
|
|
|
/** |
250
|
|
|
* Destructor |
251
|
|
|
*/ |
252
|
|
|
public function __destruct() |
253
|
|
|
{ |
254
|
|
|
$this->close(); |
255
|
|
|
} |
256
|
|
|
|
257
|
|
|
/** |
258
|
|
|
* Close the curl handle |
259
|
|
|
*/ |
260
|
|
|
public function close() |
261
|
|
|
{ |
262
|
|
|
if (is_resource($this->handle)) { |
263
|
|
|
curl_close($this->handle); |
264
|
|
|
} |
265
|
|
|
$this->handle = null; |
266
|
|
|
} |
267
|
|
|
|
268
|
|
|
/** |
269
|
|
|
* Check if the handle is available and still OK |
270
|
|
|
* |
271
|
|
|
* @return bool |
272
|
|
|
*/ |
273
|
|
|
public function isAvailable() |
274
|
|
|
{ |
275
|
|
|
return is_resource($this->handle); |
276
|
|
|
} |
277
|
|
|
|
278
|
|
|
/** |
279
|
|
|
* Get the last error that occurred on the cURL handle |
280
|
|
|
* |
281
|
|
|
* @return string |
282
|
|
|
*/ |
283
|
|
|
public function getError() |
284
|
|
|
{ |
285
|
|
|
return $this->isAvailable() ? curl_error($this->handle) : ''; |
286
|
|
|
} |
287
|
|
|
|
288
|
|
|
/** |
289
|
|
|
* Get the last error number that occurred on the cURL handle |
290
|
|
|
* |
291
|
|
|
* @return int |
292
|
|
|
*/ |
293
|
|
|
public function getErrorNo() |
294
|
|
|
{ |
295
|
|
|
if ($this->errorNo) { |
296
|
|
|
return $this->errorNo; |
297
|
|
|
} |
298
|
|
|
|
299
|
|
|
return $this->isAvailable() ? curl_errno($this->handle) : CURLE_OK; |
300
|
|
|
} |
301
|
|
|
|
302
|
|
|
/** |
303
|
|
|
* Set the curl error number |
304
|
|
|
* |
305
|
|
|
* @param int $error Error number to set |
306
|
|
|
* |
307
|
|
|
* @return CurlHandle |
308
|
|
|
*/ |
309
|
|
|
public function setErrorNo($error) |
310
|
|
|
{ |
311
|
|
|
$this->errorNo = $error; |
312
|
|
|
|
313
|
|
|
return $this; |
314
|
|
|
} |
315
|
|
|
|
316
|
|
|
/** |
317
|
|
|
* Get cURL curl_getinfo data |
318
|
|
|
* |
319
|
|
|
* @param int $option Option to retrieve. Pass null to retrieve all data as an array. |
320
|
|
|
* |
321
|
|
|
* @return array|mixed |
322
|
|
|
*/ |
323
|
|
|
public function getInfo($option = null) |
324
|
|
|
{ |
325
|
|
|
if (!is_resource($this->handle)) { |
326
|
|
|
return null; |
327
|
|
|
} |
328
|
|
|
|
329
|
|
|
if (null !== $option) { |
330
|
|
|
return curl_getinfo($this->handle, $option) ?: null; |
331
|
|
|
} |
332
|
|
|
|
333
|
|
|
return curl_getinfo($this->handle) ?: array(); |
334
|
|
|
} |
335
|
|
|
|
336
|
|
|
/** |
337
|
|
|
* Get the stderr output |
338
|
|
|
* |
339
|
|
|
* @param bool $asResource Set to TRUE to get an fopen resource |
340
|
|
|
* |
341
|
|
|
* @return string|resource|null |
342
|
|
|
*/ |
343
|
|
|
public function getStderr($asResource = false) |
344
|
|
|
{ |
345
|
|
|
$stderr = $this->getOptions()->get(CURLOPT_STDERR); |
346
|
|
|
if (!$stderr) { |
347
|
|
|
return null; |
348
|
|
|
} |
349
|
|
|
|
350
|
|
|
if ($asResource) { |
351
|
|
|
return $stderr; |
352
|
|
|
} |
353
|
|
|
|
354
|
|
|
fseek($stderr, 0); |
355
|
|
|
$e = stream_get_contents($stderr); |
356
|
|
|
fseek($stderr, 0, SEEK_END); |
357
|
|
|
|
358
|
|
|
return $e; |
359
|
|
|
} |
360
|
|
|
|
361
|
|
|
/** |
362
|
|
|
* Get the URL that this handle is connecting to |
363
|
|
|
* |
364
|
|
|
* @return Url |
365
|
|
|
*/ |
366
|
|
|
public function getUrl() |
367
|
|
|
{ |
368
|
|
|
return Url::factory($this->options->get(CURLOPT_URL)); |
369
|
|
|
} |
370
|
|
|
|
371
|
|
|
/** |
372
|
|
|
* Get the wrapped curl handle |
373
|
|
|
* |
374
|
|
|
* @return resource|null Returns the cURL handle or null if it was closed |
375
|
|
|
*/ |
376
|
|
|
public function getHandle() |
377
|
|
|
{ |
378
|
|
|
return $this->isAvailable() ? $this->handle : null; |
379
|
|
|
} |
380
|
|
|
|
381
|
|
|
/** |
382
|
|
|
* Get the cURL setopt options of the handle. Changing values in the return object will have no effect on the curl |
383
|
|
|
* handle after it is created. |
384
|
|
|
* |
385
|
|
|
* @return Collection |
386
|
|
|
*/ |
387
|
|
|
public function getOptions() |
388
|
|
|
{ |
389
|
|
|
return $this->options; |
390
|
|
|
} |
391
|
|
|
|
392
|
|
|
/** |
393
|
|
|
* Update a request based on the log messages of the CurlHandle |
394
|
|
|
* |
395
|
|
|
* @param RequestInterface $request Request to update |
396
|
|
|
*/ |
397
|
|
|
public function updateRequestFromTransfer(RequestInterface $request) |
398
|
|
|
{ |
399
|
|
|
if (!$request->getResponse()) { |
400
|
|
|
return; |
401
|
|
|
} |
402
|
|
|
|
403
|
|
|
// Update the transfer stats of the response |
404
|
|
|
$request->getResponse()->setInfo($this->getInfo()); |
405
|
|
|
|
406
|
|
|
if (!$log = $this->getStderr(true)) { |
407
|
|
|
return; |
408
|
|
|
} |
409
|
|
|
|
410
|
|
|
// Parse the cURL stderr output for outgoing requests |
411
|
|
|
$headers = ''; |
412
|
|
|
fseek($log, 0); |
413
|
|
|
while (($line = fgets($log)) !== false) { |
414
|
|
|
if ($line && $line[0] == '>') { |
415
|
|
|
$headers = substr(trim($line), 2) . "\r\n"; |
416
|
|
|
while (($line = fgets($log)) !== false) { |
417
|
|
|
if ($line[0] == '*' || $line[0] == '<') { |
418
|
|
|
break; |
419
|
|
|
} else { |
420
|
|
|
$headers .= trim($line) . "\r\n"; |
421
|
|
|
} |
422
|
|
|
} |
423
|
|
|
} |
424
|
|
|
} |
425
|
|
|
|
426
|
|
|
// Add request headers to the request exactly as they were sent |
427
|
|
|
if ($headers) { |
428
|
|
|
$parsed = ParserRegistry::getInstance()->getParser('message')->parseRequest($headers); |
429
|
|
|
if (!empty($parsed['headers'])) { |
430
|
|
|
$request->setHeaders(array()); |
431
|
|
|
foreach ($parsed['headers'] as $name => $value) { |
432
|
|
|
$request->setHeader($name, $value); |
433
|
|
|
} |
434
|
|
|
} |
435
|
|
|
if (!empty($parsed['version'])) { |
436
|
|
|
$request->setProtocolVersion($parsed['version']); |
437
|
|
|
} |
438
|
|
|
} |
439
|
|
|
} |
440
|
|
|
|
441
|
|
|
/** |
442
|
|
|
* Parse the config and replace curl.* configurators into the constant based values so it can be used elsewhere |
443
|
|
|
* |
444
|
|
|
* @param array|Collection $config The configuration we want to parse |
445
|
|
|
* |
446
|
|
|
* @return array |
447
|
|
|
*/ |
448
|
|
|
public static function parseCurlConfig($config) |
449
|
|
|
{ |
450
|
|
|
$curlOptions = array(); |
451
|
|
|
foreach ($config as $key => $value) { |
452
|
|
|
if (is_string($key) && defined($key)) { |
453
|
|
|
// Convert constants represented as string to constant int values |
454
|
|
|
$key = constant($key); |
455
|
|
|
} |
456
|
|
|
if (is_string($value) && defined($value)) { |
457
|
|
|
$value = constant($value); |
458
|
|
|
} |
459
|
|
|
$curlOptions[$key] = $value; |
460
|
|
|
} |
461
|
|
|
|
462
|
|
|
return $curlOptions; |
463
|
|
|
} |
464
|
|
|
} |
465
|
|
|
|