1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace League\Glide; |
4
|
|
|
|
5
|
|
|
use InvalidArgumentException; |
6
|
|
|
use League\Flysystem\FileExistsException; |
7
|
|
|
use League\Flysystem\FilesystemInterface; |
8
|
|
|
use League\Glide\Api\ApiInterface; |
9
|
|
|
use League\Glide\Filesystem\FileNotFoundException; |
10
|
|
|
use League\Glide\Filesystem\FilesystemException; |
11
|
|
|
use League\Glide\Responses\ResponseFactoryInterface; |
12
|
|
|
|
13
|
|
|
class Server |
14
|
|
|
{ |
15
|
|
|
/** |
16
|
|
|
* Source file system. |
17
|
|
|
* @var FilesystemInterface |
18
|
|
|
*/ |
19
|
|
|
protected $source; |
20
|
|
|
|
21
|
|
|
/** |
22
|
|
|
* Source path prefix. |
23
|
|
|
* @var string |
24
|
|
|
*/ |
25
|
|
|
protected $sourcePathPrefix; |
26
|
|
|
|
27
|
|
|
/** |
28
|
|
|
* Cache file system. |
29
|
|
|
* @var FilesystemInterface |
30
|
|
|
*/ |
31
|
|
|
protected $cache; |
32
|
|
|
|
33
|
|
|
/** |
34
|
|
|
* Cache path prefix. |
35
|
|
|
* @var string |
36
|
|
|
*/ |
37
|
|
|
protected $cachePathPrefix; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* Image manipulation API. |
41
|
|
|
* @var ApiInterface |
42
|
|
|
*/ |
43
|
|
|
protected $api; |
44
|
|
|
|
45
|
|
|
/** |
46
|
|
|
* Response factory. |
47
|
|
|
* @var ResponseFactoryInterface|null |
48
|
|
|
*/ |
49
|
|
|
protected $responseFactory; |
50
|
|
|
|
51
|
|
|
/** |
52
|
|
|
* Base URL. |
53
|
|
|
* @var string |
54
|
|
|
*/ |
55
|
|
|
protected $baseUrl; |
56
|
|
|
|
57
|
|
|
/** |
58
|
|
|
* Default image manipulations. |
59
|
|
|
* @var array |
60
|
|
|
*/ |
61
|
|
|
protected $defaults = []; |
62
|
|
|
|
63
|
|
|
/** |
64
|
|
|
* Preset image manipulations. |
65
|
|
|
* @var array |
66
|
|
|
*/ |
67
|
|
|
protected $presets = []; |
68
|
|
|
|
69
|
|
|
/** |
70
|
|
|
* Create Server instance. |
71
|
|
|
* @param FilesystemInterface $source Source file system. |
72
|
|
|
* @param FilesystemInterface $cache Cache file system. |
73
|
|
|
* @param ApiInterface $api Image manipulation API. |
74
|
|
|
*/ |
75
|
176 |
|
public function __construct(FilesystemInterface $source, FilesystemInterface $cache, ApiInterface $api) |
76
|
|
|
{ |
77
|
176 |
|
$this->setSource($source); |
78
|
176 |
|
$this->setCache($cache); |
79
|
176 |
|
$this->setApi($api); |
80
|
176 |
|
} |
81
|
|
|
|
82
|
|
|
/** |
83
|
|
|
* Set source file system. |
84
|
|
|
* @param FilesystemInterface $source Source file system. |
85
|
|
|
*/ |
86
|
176 |
|
public function setSource(FilesystemInterface $source) |
87
|
|
|
{ |
88
|
176 |
|
$this->source = $source; |
89
|
176 |
|
} |
90
|
|
|
|
91
|
|
|
/** |
92
|
|
|
* Get source file system. |
93
|
|
|
* @return FilesystemInterface Source file system. |
94
|
|
|
*/ |
95
|
8 |
|
public function getSource() |
96
|
|
|
{ |
97
|
8 |
|
return $this->source; |
98
|
|
|
} |
99
|
|
|
|
100
|
|
|
/** |
101
|
|
|
* Set source path prefix. |
102
|
|
|
* @param string $sourcePathPrefix Source path prefix. |
103
|
|
|
*/ |
104
|
20 |
|
public function setSourcePathPrefix($sourcePathPrefix) |
105
|
|
|
{ |
106
|
20 |
|
$this->sourcePathPrefix = trim($sourcePathPrefix, '/'); |
107
|
20 |
|
} |
108
|
|
|
|
109
|
|
|
/** |
110
|
|
|
* Get source path prefix. |
111
|
|
|
* @return string Source path prefix. |
112
|
|
|
*/ |
113
|
8 |
|
public function getSourcePathPrefix() |
114
|
|
|
{ |
115
|
8 |
|
return $this->sourcePathPrefix; |
116
|
|
|
} |
117
|
|
|
|
118
|
|
|
/** |
119
|
|
|
* Get source path. |
120
|
|
|
* @param string $path Image path. |
121
|
|
|
* @return string The source path. |
122
|
|
|
* @throws FileNotFoundException |
123
|
|
|
*/ |
124
|
84 |
|
public function getSourcePath($path) |
125
|
|
|
{ |
126
|
84 |
|
$path = trim($path, '/'); |
127
|
|
|
|
128
|
84 |
|
if (substr($path, 0, strlen($this->baseUrl)) === $this->baseUrl) { |
129
|
4 |
|
$path = trim(substr($path, strlen($this->baseUrl)), '/'); |
130
|
3 |
|
} |
131
|
|
|
|
132
|
84 |
|
if ($path === '') { |
133
|
4 |
|
throw new FileNotFoundException('Image path missing.'); |
134
|
|
|
} |
135
|
|
|
|
136
|
80 |
|
if ($this->sourcePathPrefix) { |
137
|
8 |
|
$path = $this->sourcePathPrefix.'/'.$path; |
138
|
6 |
|
} |
139
|
|
|
|
140
|
80 |
|
return rawurldecode($path); |
141
|
|
|
} |
142
|
|
|
|
143
|
|
|
/** |
144
|
|
|
* Check if a source file exists. |
145
|
|
|
* @param string $path Image path. |
146
|
|
|
* @return bool Whether the source file exists. |
147
|
|
|
*/ |
148
|
24 |
|
public function sourceFileExists($path) |
149
|
|
|
{ |
150
|
24 |
|
return $this->source->has($this->getSourcePath($path)); |
151
|
|
|
} |
152
|
|
|
|
153
|
|
|
/** |
154
|
|
|
* Set base URL. |
155
|
|
|
* @param string $baseUrl Base URL. |
156
|
|
|
*/ |
157
|
16 |
|
public function setBaseUrl($baseUrl) |
158
|
|
|
{ |
159
|
16 |
|
$this->baseUrl = trim($baseUrl, '/'); |
160
|
16 |
|
} |
161
|
|
|
|
162
|
|
|
/** |
163
|
|
|
* Get base URL. |
164
|
|
|
* @return string Base URL. |
165
|
|
|
*/ |
166
|
8 |
|
public function getBaseUrl() |
167
|
|
|
{ |
168
|
8 |
|
return $this->baseUrl; |
169
|
|
|
} |
170
|
|
|
|
171
|
|
|
/** |
172
|
|
|
* Set cache file system. |
173
|
|
|
* @param FilesystemInterface $cache Cache file system. |
174
|
|
|
*/ |
175
|
176 |
|
public function setCache(FilesystemInterface $cache) |
176
|
|
|
{ |
177
|
176 |
|
$this->cache = $cache; |
178
|
176 |
|
} |
179
|
|
|
|
180
|
|
|
/** |
181
|
|
|
* Get cache file system. |
182
|
|
|
* @return FilesystemInterface Cache file system. |
183
|
|
|
*/ |
184
|
8 |
|
public function getCache() |
185
|
|
|
{ |
186
|
8 |
|
return $this->cache; |
187
|
|
|
} |
188
|
|
|
|
189
|
|
|
/** |
190
|
|
|
* Set cache path prefix. |
191
|
|
|
* @param string $cachePathPrefix Cache path prefix. |
192
|
|
|
*/ |
193
|
16 |
|
public function setCachePathPrefix($cachePathPrefix) |
194
|
|
|
{ |
195
|
16 |
|
$this->cachePathPrefix = trim($cachePathPrefix, '/'); |
196
|
16 |
|
} |
197
|
|
|
|
198
|
|
|
/** |
199
|
|
|
* Get cache path prefix. |
200
|
|
|
* @return string Cache path prefix. |
201
|
|
|
*/ |
202
|
8 |
|
public function getCachePathPrefix() |
203
|
|
|
{ |
204
|
8 |
|
return $this->cachePathPrefix; |
205
|
|
|
} |
206
|
|
|
|
207
|
|
|
/** |
208
|
|
|
* Get cache path. |
209
|
|
|
* @param string $path Image path. |
210
|
|
|
* @param array $params Image manipulation params. |
211
|
|
|
* @return string Cache path. |
212
|
|
|
*/ |
213
|
60 |
|
public function getCachePath($path, array $params = []) |
214
|
|
|
{ |
215
|
60 |
|
$sourcePath = $this->getSourcePath($path); |
216
|
|
|
|
217
|
60 |
|
if ($this->sourcePathPrefix) { |
218
|
4 |
|
$sourcePath = substr($sourcePath, strlen($this->sourcePathPrefix) + 1); |
219
|
3 |
|
} |
220
|
|
|
|
221
|
60 |
|
$params = $this->getAllParams($params); |
222
|
60 |
|
unset($params['s'], $params['p']); |
223
|
60 |
|
ksort($params); |
224
|
|
|
|
225
|
60 |
|
$md5 = md5($sourcePath.'?'.http_build_query($params)); |
226
|
|
|
|
227
|
60 |
|
$path = $sourcePath.'/'.$md5; |
228
|
|
|
|
229
|
60 |
|
if ($this->cachePathPrefix) { |
230
|
4 |
|
$path = $this->cachePathPrefix.'/'.$path; |
231
|
3 |
|
} |
232
|
|
|
|
233
|
60 |
|
return $path; |
234
|
|
|
} |
235
|
|
|
|
236
|
|
|
/** |
237
|
|
|
* Check if a cache file exists. |
238
|
|
|
* @param string $path Image path. |
239
|
|
|
* @param array $params Image manipulation params. |
240
|
|
|
* @return bool Whether the cache file exists. |
241
|
|
|
*/ |
242
|
44 |
|
public function cacheFileExists($path, array $params) |
243
|
|
|
{ |
244
|
44 |
|
return $this->cache->has( |
245
|
44 |
|
$this->getCachePath($path, $params) |
246
|
33 |
|
); |
247
|
|
|
} |
248
|
|
|
|
249
|
|
|
/** |
250
|
|
|
* Delete cached manipulations for an image. |
251
|
|
|
* @param string $path Image path. |
252
|
|
|
* @return bool Whether the delete succeeded. |
253
|
|
|
*/ |
254
|
4 |
|
public function deleteCache($path) |
255
|
|
|
{ |
256
|
4 |
|
return $this->cache->deleteDir( |
257
|
4 |
|
dirname($this->getCachePath($path)) |
258
|
3 |
|
); |
259
|
|
|
} |
260
|
|
|
|
261
|
|
|
/** |
262
|
|
|
* Set image manipulation API. |
263
|
|
|
* @param ApiInterface $api Image manipulation API. |
264
|
|
|
*/ |
265
|
176 |
|
public function setApi(ApiInterface $api) |
266
|
|
|
{ |
267
|
176 |
|
$this->api = $api; |
268
|
176 |
|
} |
269
|
|
|
|
270
|
|
|
/** |
271
|
|
|
* Get image manipulation API. |
272
|
|
|
* @return ApiInterface Image manipulation API. |
273
|
|
|
*/ |
274
|
8 |
|
public function getApi() |
275
|
|
|
{ |
276
|
8 |
|
return $this->api; |
277
|
|
|
} |
278
|
|
|
|
279
|
|
|
/** |
280
|
|
|
* Set default image manipulations. |
281
|
|
|
* @param array $defaults Default image manipulations. |
282
|
|
|
*/ |
283
|
20 |
|
public function setDefaults(array $defaults) |
284
|
|
|
{ |
285
|
20 |
|
$this->defaults = $defaults; |
286
|
20 |
|
} |
287
|
|
|
|
288
|
|
|
/** |
289
|
|
|
* Get default image manipulations. |
290
|
|
|
* @return array Default image manipulations. |
291
|
|
|
*/ |
292
|
8 |
|
public function getDefaults() |
293
|
|
|
{ |
294
|
8 |
|
return $this->defaults; |
295
|
|
|
} |
296
|
|
|
|
297
|
|
|
/** |
298
|
|
|
* Set preset image manipulations. |
299
|
|
|
* @param array $presets Preset image manipulations. |
300
|
|
|
*/ |
301
|
20 |
|
public function setPresets(array $presets) |
302
|
|
|
{ |
303
|
20 |
|
$this->presets = $presets; |
304
|
20 |
|
} |
305
|
|
|
|
306
|
|
|
/** |
307
|
|
|
* Get preset image manipulations. |
308
|
|
|
* @return array Preset image manipulations. |
309
|
|
|
*/ |
310
|
8 |
|
public function getPresets() |
311
|
|
|
{ |
312
|
8 |
|
return $this->presets; |
313
|
|
|
} |
314
|
|
|
|
315
|
|
|
/** |
316
|
|
|
* Get all image manipulations params, including defaults and presets. |
317
|
|
|
* @param array $params Image manipulation params. |
318
|
|
|
* @return array All image manipulation params. |
319
|
|
|
*/ |
320
|
64 |
|
public function getAllParams(array $params) |
321
|
|
|
{ |
322
|
64 |
|
$all = $this->defaults; |
323
|
|
|
|
324
|
64 |
|
if (isset($params['p'])) { |
325
|
4 |
|
foreach (explode(',', $params['p']) as $preset) { |
326
|
4 |
|
if (isset($this->presets[$preset])) { |
327
|
4 |
|
$all = array_merge($all, $this->presets[$preset]); |
328
|
3 |
|
} |
329
|
3 |
|
} |
330
|
3 |
|
} |
331
|
|
|
|
332
|
64 |
|
return array_merge($all, $params); |
333
|
|
|
} |
334
|
|
|
|
335
|
|
|
/** |
336
|
|
|
* Set response factory. |
337
|
|
|
* @param ResponseFactoryInterface|null $responseFactory Response factory. |
338
|
|
|
*/ |
339
|
20 |
|
public function setResponseFactory(ResponseFactoryInterface $responseFactory = null) |
340
|
|
|
{ |
341
|
20 |
|
$this->responseFactory = $responseFactory; |
342
|
20 |
|
} |
343
|
|
|
|
344
|
|
|
/** |
345
|
|
|
* Get response factory. |
346
|
|
|
* @return ResponseFactoryInterface Response factory. |
347
|
|
|
*/ |
348
|
8 |
|
public function getResponseFactory() |
349
|
|
|
{ |
350
|
8 |
|
return $this->responseFactory; |
351
|
|
|
} |
352
|
|
|
|
353
|
|
|
/** |
354
|
|
|
* Generate and return image response. |
355
|
|
|
* @param string $path Image path. |
356
|
|
|
* @param array $params Image manipulation params. |
357
|
|
|
* @return mixed Image response. |
358
|
|
|
* @throws InvalidArgumentException |
359
|
|
|
*/ |
360
|
8 |
|
public function getImageResponse($path, array $params) |
361
|
|
|
{ |
362
|
8 |
|
if (is_null($this->responseFactory)) { |
363
|
4 |
|
throw new InvalidArgumentException( |
364
|
1 |
|
'Unable to get image response, no response factory defined.' |
365
|
3 |
|
); |
366
|
|
|
} |
367
|
|
|
|
368
|
4 |
|
$path = $this->makeImage($path, $params); |
369
|
|
|
|
370
|
4 |
|
return $this->responseFactory->create($this->cache, $path); |
371
|
|
|
} |
372
|
|
|
|
373
|
|
|
/** |
374
|
|
|
* Generate and return Base64 encoded image. |
375
|
|
|
* @param string $path Image path. |
376
|
|
|
* @param array $params Image manipulation params. |
377
|
|
|
* @return string Base64 encoded image. |
378
|
|
|
* @throws FilesystemException |
379
|
|
|
*/ |
380
|
8 |
|
public function getImageAsBase64($path, array $params) |
381
|
|
|
{ |
382
|
8 |
|
$path = $this->makeImage($path, $params); |
383
|
|
|
|
384
|
8 |
|
$source = $this->cache->read($path); |
385
|
|
|
|
386
|
8 |
|
if ($source === false) { |
387
|
4 |
|
throw new FilesystemException( |
388
|
4 |
|
'Could not read the image `'.$path.'`.' |
389
|
3 |
|
); |
390
|
|
|
} |
391
|
|
|
|
392
|
4 |
|
return 'data:'.$this->cache->getMimetype($path).';base64,'.base64_encode($source); |
393
|
|
|
} |
394
|
|
|
|
395
|
|
|
/** |
396
|
|
|
* Generate and output image. |
397
|
|
|
* @param string $path Image path. |
398
|
|
|
* @param array $params Image manipulation params. |
399
|
|
|
* @throws InvalidArgumentException |
400
|
|
|
*/ |
401
|
4 |
|
public function outputImage($path, array $params) |
402
|
|
|
{ |
403
|
4 |
|
$path = $this->makeImage($path, $params); |
404
|
|
|
|
405
|
4 |
|
header('Content-Type:'.$this->cache->getMimetype($path)); |
406
|
4 |
|
header('Content-Length:'.$this->cache->getSize($path)); |
407
|
4 |
|
header('Cache-Control:'.'max-age=31536000, public'); |
408
|
4 |
|
header('Expires:'.date_create('+1 years')->format('D, d M Y H:i:s').' GMT'); |
409
|
|
|
|
410
|
4 |
|
$stream = $this->cache->readStream($path); |
411
|
|
|
|
412
|
4 |
|
rewind($stream); |
413
|
4 |
|
fpassthru($stream); |
414
|
4 |
|
fclose($stream); |
415
|
4 |
|
} |
416
|
|
|
|
417
|
|
|
/** |
418
|
|
|
* Generate manipulated image. |
419
|
|
|
* @param string $path Image path. |
420
|
|
|
* @param array $params Image manipulation params. |
421
|
|
|
* @return string Cache path. |
422
|
|
|
* @throws FileNotFoundException |
423
|
|
|
* @throws FilesystemException |
424
|
|
|
*/ |
425
|
40 |
|
public function makeImage($path, array $params) |
426
|
|
|
{ |
427
|
40 |
|
$sourcePath = $this->getSourcePath($path); |
428
|
40 |
|
$cachedPath = $this->getCachePath($path, $params); |
429
|
|
|
|
430
|
40 |
|
if ($this->cacheFileExists($path, $params) === true) { |
431
|
20 |
|
return $cachedPath; |
432
|
|
|
} |
433
|
|
|
|
434
|
20 |
|
if ($this->sourceFileExists($path) === false) { |
435
|
4 |
|
throw new FileNotFoundException( |
436
|
4 |
|
'Could not find the image `'.$sourcePath.'`.' |
437
|
3 |
|
); |
438
|
|
|
} |
439
|
|
|
|
440
|
16 |
|
$source = $this->source->read( |
441
|
|
|
$sourcePath |
442
|
12 |
|
); |
443
|
|
|
|
444
|
16 |
|
if ($source === false) { |
445
|
4 |
|
throw new FilesystemException( |
446
|
4 |
|
'Could not read the image `'.$sourcePath.'`.' |
447
|
3 |
|
); |
448
|
|
|
} |
449
|
|
|
|
450
|
|
|
// We need to write the image to the local disk before |
451
|
|
|
// doing any manipulations. This is because EXIF data |
452
|
|
|
// can only be read from an actual file. |
453
|
12 |
|
$tmp = tempnam(sys_get_temp_dir(), 'Glide'); |
454
|
|
|
|
455
|
12 |
|
if (file_put_contents($tmp, $source) === false) { |
456
|
|
|
throw new FilesystemException( |
457
|
|
|
'Unable to write temp file for `'.$sourcePath.'`.' |
458
|
|
|
); |
459
|
|
|
} |
460
|
|
|
|
461
|
|
|
try { |
462
|
12 |
|
$write = $this->cache->write( |
463
|
9 |
|
$cachedPath, |
464
|
12 |
|
$this->api->run($tmp, $this->getAllParams($params)) |
465
|
9 |
|
); |
466
|
|
|
|
467
|
8 |
|
if ($write === false) { |
468
|
4 |
|
throw new FilesystemException( |
469
|
5 |
|
'Could not write the image `'.$cachedPath.'`.' |
470
|
3 |
|
); |
471
|
|
|
} |
472
|
11 |
|
} catch (FileExistsException $exception) { |
473
|
|
|
// This edge case occurs when the target already exists |
474
|
|
|
// because it's currently be written to disk in another |
475
|
|
|
// request. It's best to just fail silently. |
476
|
|
|
} |
477
|
|
|
|
478
|
8 |
|
unlink($tmp); |
479
|
|
|
|
480
|
8 |
|
return $cachedPath; |
481
|
|
|
} |
482
|
|
|
} |
483
|
|
|
|