Passed
Push — master ( dfd7ad...48777e )
by Arnaud
12:36 queued 06:46
created

Asset::optimize()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 17
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 8
CRAP Score 2.3149

Importance

Changes 3
Bugs 0 Features 0
Metric Value
cc 2
eloc 12
nc 2
nop 3
dl 0
loc 17
ccs 8
cts 14
cp 0.5714
crap 2.3149
rs 9.8666
c 3
b 0
f 0
1
<?php
2
3
declare(strict_types=1);
4
5
/*
6
 * This file is part of Cecil.
7
 *
8
 * Copyright (c) Arnaud Ligny <[email protected]>
9
 *
10
 * For the full copyright and license information, please view the LICENSE
11
 * file that was distributed with this source code.
12
 */
13
14
namespace Cecil\Assets;
15
16
use Cecil\Assets\Image\Optimizer;
17
use Cecil\Builder;
18
use Cecil\Collection\Page\Page;
19
use Cecil\Config;
20
use Cecil\Exception\ConfigException;
21
use Cecil\Exception\RuntimeException;
22
use Cecil\Url;
23
use Cecil\Util;
24
use MatthiasMullie\Minify;
25
use ScssPhp\ScssPhp\Compiler;
26
use ScssPhp\ScssPhp\OutputStyle;
27
use wapmorgan\Mp3Info\Mp3Info;
28
29
class Asset implements \ArrayAccess
30
{
31
    public const IMAGE_THUMB = 'thumbnails';
32
33
    /** @var Builder */
34
    protected $builder;
35
36
    /** @var Config */
37
    protected $config;
38
39
    /** @var array */
40
    protected $data = [];
41
42
    /** @var array Cache tags */
43
    protected $cacheTags = [];
44
45
    /**
46
     * Creates an Asset from a file path, an array of files path or an URL.
47
     * Options:
48
     * [
49
     *     'filename' => <string>,
50
     *     'leading_slash' => <bool>
51
     *     'ignore_missing' => <bool>,
52
     *     'fingerprint' => <bool>,
53
     *     'minify' => <bool>,
54
     *     'optimize' => <bool>,
55
     *     'fallback' => <string>,
56
     *     'useragent' => <string>,
57
     * ]
58
     *
59
     * @param Builder      $builder
60
     * @param string|array $paths
61
     * @param array|null   $options
62
     *
63
     * @throws RuntimeException
64
     */
65 1
    public function __construct(Builder $builder, string|array $paths, array|null $options = null)
66
    {
67 1
        $this->builder = $builder;
68 1
        $this->config = $builder->getConfig();
69 1
        $paths = \is_array($paths) ? $paths : [$paths];
70
        // checks path(s)
71 1
        array_walk($paths, function ($path) {
72
            // must be a string
73 1
            if (!\is_string($path)) {
74
                throw new RuntimeException(\sprintf('The path of an asset must be a string ("%s" given).', \gettype($path)));
75
            }
76
            // can't be empty
77 1
            if (empty($path)) {
78
                throw new RuntimeException('The path of an asset can\'t be empty.');
79
            }
80
            // can't be relative
81 1
            if (substr($path, 0, 2) == '..') {
82
                throw new RuntimeException(\sprintf('The path of asset "%s" is wrong: it must be directly relative to `assets` or `static` directory, or a remote URL.', $path));
83
            }
84 1
        });
85 1
        $this->data = [
86 1
            'file'     => '',    // absolute file path
87 1
            'files'    => [],    // array of absolute files path
88 1
            'missing'  => false, // if file not found but missing allowed: 'missing' is true
89 1
            '_path'    => '',    // original path
90 1
            'path'     => '',    // public path
91 1
            'url'      => null,  // URL if it's a remote file
92 1
            'ext'      => '',    // file extension
93 1
            'type'     => '',    // file type (e.g.: image, audio, video, etc.)
94 1
            'subtype'  => '',    // file media type (e.g.: image/png, audio/mp3, etc.)
95 1
            'size'     => 0,     // file size (in bytes)
96 1
            'width'    => 0,     // image width (in pixels)
97 1
            'height'   => 0,     // image height (in pixels)
98 1
            'exif'     => [],    // image exif data
99 1
            'content'  => '',    // file content
100 1
            'hash'     => '',    // file content hash (md5)
101 1
        ];
102
103
        // handles options
104 1
        $options = array_merge(
105 1
            [
106 1
                'filename'       => '',
107 1
                'leading_slash'  => true,
108 1
                'ignore_missing' => false,
109 1
                'fingerprint'    => $this->config->isEnabled('assets.fingerprint'),
110 1
                'minify'         => $this->config->isEnabled('assets.minify'),
111 1
                'optimize'       => $this->config->isEnabled('assets.images.optimize'),
112 1
                'fallback'       => '',
113 1
                'useragent'      => (string) $this->config->get('assets.remote.useragent.default'),
114 1
            ],
115 1
            \is_array($options) ? $options : []
116 1
        );
117
118
        // cache
119 1
        $cache = new Cache($this->builder, 'assets');
120 1
        $locateCacheKey = \sprintf('%s_locate__%s__%s', $options['filename'] ?: implode('_', $paths), $this->builder->getBuilId(), $this->builder->getVersion());
121
122
        // locate file(s) and get content
123 1
        if (!$cache->has($locateCacheKey)) {
124 1
            $pathsCount = \count($paths);
125 1
            for ($i = 0; $i < $pathsCount; $i++) {
126
                try {
127 1
                    $this->data['missing'] = false;
128 1
                    $locate = $this->locateFile($paths[$i], $options['fallback'], $options['useragent']);
129 1
                    $file = $locate['file'];
130 1
                    $path = $locate['path'];
131 1
                    $type = Util\File::getMediaType($file)[0];
132 1
                    if ($i > 0) { // bundle
133 1
                        if ($type != $this->data['type']) {
134
                            throw new RuntimeException(\sprintf('Asset bundle type error (%s != %s).', $type, $this->data['type']));
135
                        }
136
                    }
137 1
                    $this->data['file'] = $file;
138 1
                    $this->data['files'][] = $file;
139 1
                    $this->data['path'] = $path;
140 1
                    $this->data['url'] = Util\File::isRemote($paths[$i]) ? $paths[$i] : null;
141 1
                    $this->data['ext'] = Util\File::getExtension($file);
142 1
                    $this->data['type'] = $type;
143 1
                    $this->data['subtype'] = Util\File::getMediaType($file)[1];
144 1
                    $this->data['size'] += filesize($file);
145 1
                    $this->data['content'] .= Util\File::fileGetContents($file);
146 1
                    $this->data['hash'] = hash('md5', $this->data['content']);
147
                    // bundle default filename
148 1
                    $filename = $options['filename'];
149 1
                    if ($pathsCount > 1 && empty($filename)) {
150 1
                        switch ($this->data['ext']) {
151 1
                            case 'scss':
152 1
                            case 'css':
153 1
                                $filename = 'styles.css';
154 1
                                break;
155 1
                            case 'js':
156 1
                                $filename = 'scripts.js';
157 1
                                break;
158
                            default:
159
                                throw new RuntimeException(\sprintf('Asset bundle supports %s files only.', '.scss, .css and .js'));
160
                        }
161
                    }
162
                    // apply bundle filename to path
163 1
                    if (!empty($filename)) {
164 1
                        $this->data['path'] = $filename;
165
                    }
166
                    // add leading slash
167 1
                    if ($options['leading_slash']) {
168 1
                        $this->data['path'] = '/' . ltrim($this->data['path'], '/');
169
                    }
170 1
                    $this->data['_path'] = $this->data['path'];
171 1
                } catch (RuntimeException $e) {
172 1
                    if ($options['ignore_missing']) {
173 1
                        $this->data['missing'] = true;
174 1
                        continue;
175
                    }
176
                    throw new RuntimeException(
177
                        \sprintf('Can\'t handle asset "%s".', $paths[$i]),
178
                        previous: $e
179
                    );
180
                }
181
            }
182 1
            $cache->set($locateCacheKey, $this->data);
183
        }
184 1
        $this->data = $cache->get($locateCacheKey);
185
186
        // missing
187 1
        if ($this->data['missing']) {
188 1
            return;
189
        }
190
191
        // cache
192 1
        $cache = new Cache($this->builder, 'assets');
193
        // create cache tags from options
194 1
        $this->cacheTags = $options;
195
        // remove some cache tags
196 1
        unset($this->cacheTags['optimize'], $this->cacheTags['ignore_missing'], $this->cacheTags['fallback'], $this->cacheTags['useragent']);
197
        // optimize images?
198 1
        $optimize = false;
199 1
        if ($options['optimize'] && $this->data['type'] == 'image' && !$this->isImageInCdn()) {
200 1
            $optimize = true;
201 1
            $quality = (int) $this->config->get('assets.images.quality');
202 1
            $this->cacheTags['quality'] = $quality;
203
        }
204 1
        $cacheKey = $cache->createKeyFromAsset($this, $this->cacheTags);
205 1
        if (!$cache->has($cacheKey)) {
206
            // image: width, height and exif
207 1
            if ($this->data['type'] == 'image') {
208 1
                $this->data['width'] = $this->getWidth();
209 1
                $this->data['height'] = $this->getHeight();
210 1
                if ($this->data['subtype'] == 'image/jpeg') {
211 1
                    $this->data['exif'] = Util\File::readExif($this->data['file']);
212
                }
213
            }
214
            // fingerprinting
215 1
            if ($options['fingerprint']) {
216
                $this->doFingerprint();
217
            }
218
            // compiling Sass files
219 1
            $this->doCompile();
220
            // minifying (CSS and JavScript files)
221 1
            if ($options['minify']) {
222
                $this->doMinify();
223
            }
224 1
            $cache->set($cacheKey, $this->data, $this->config->get('cache.assets.ttl'));
225 1
            $this->builder->getLogger()->debug(\sprintf('Asset cached: "%s"', $this->data['path']));
226
            // optimizing images files (in cache directory)
227 1
            if ($optimize) {
228 1
                $this->optimize($cache->getContentFilePathname($this->data['path']), $this->data['path'], $quality);
229
            }
230
        }
231 1
        $this->data = $cache->get($cacheKey);
232
    }
233
234
    /**
235
     * Returns path.
236
     */
237 1
    public function __toString(): string
238
    {
239 1
        $this->save();
240
241 1
        if ($this->isImageInCdn()) {
242
            return $this->buildImageCdnUrl();
243
        }
244
245 1
        if ($this->builder->getConfig()->isEnabled('canonicalurl')) {
246
            return (string) new Url($this->builder, $this->data['path'], ['canonical' => true]);
247
        }
248
249 1
        return $this->data['path'];
250
    }
251
252
    /**
253
     * Compiles a SCSS + cache.
254
     *
255
     * @throws RuntimeException
256
     */
257 1
    public function compile(): self
258
    {
259 1
        $this->cacheTags['compile'] = true;
260 1
        $cache = new Cache($this->builder, 'assets');
261 1
        $cacheKey = $cache->createKeyFromAsset($this, $this->cacheTags);
262 1
        if (!$cache->has($cacheKey)) {
263 1
            $this->doCompile();
264 1
            $cache->set($cacheKey, $this->data, $this->config->get('cache.assets.ttl'));
265
        }
266 1
        $this->data = $cache->get($cacheKey);
267
268 1
        return $this;
269
    }
270
271
    /**
272
     * Minifying a CSS or a JS.
273
     */
274 1
    public function minify(): self
275
    {
276 1
        $this->cacheTags['minify'] = true;
277 1
        $cache = new Cache($this->builder, 'assets');
278 1
        $cacheKey = $cache->createKeyFromAsset($this, $this->cacheTags);
279 1
        if (!$cache->has($cacheKey)) {
280 1
            $this->doMinify();
281 1
            $cache->set($cacheKey, $this->data, $this->config->get('cache.assets.ttl'));
282
        }
283 1
        $this->data = $cache->get($cacheKey);
284
285 1
        return $this;
286
    }
287
288
    /**
289
     * Add hash to the file name + cache.
290
     */
291 1
    public function fingerprint(): self
292
    {
293 1
        $this->cacheTags['fingerprint'] = true;
294 1
        $cache = new Cache($this->builder, 'assets');
295 1
        $cacheKey = $cache->createKeyFromAsset($this, $this->cacheTags);
296 1
        if (!$cache->has($cacheKey)) {
297 1
            $this->doFingerprint();
298 1
            $cache->set($cacheKey, $this->data, $this->config->get('cache.assets.ttl'));
299
        }
300 1
        $this->data = $cache->get($cacheKey);
301
302 1
        return $this;
303
    }
304
305
    /**
306
     * Scales down an image to a new $width.
307
     *
308
     * @throws RuntimeException
309
     */
310 1
    public function resize(int $width): self
311
    {
312 1
        $this->checkImage();
313
314
        // if the image is already smaller than the requested width, return it
315 1
        if ($width >= $this->data['width']) {
316 1
            return $this;
317
        }
318
319 1
        $assetResized = clone $this;
320 1
        $assetResized->data['width'] = $width;
321
322 1
        if ($this->isImageInCdn()) {
323
            $assetResized->data['height'] = round($this->data['height'] / ($this->data['width'] / $width));
324
325
            return $assetResized; // returns asset with the new dimensions only: CDN do the rest of the job
326
        }
327
328 1
        $quality = (int) $this->config->get('assets.images.quality');
329
330 1
        $cache = new Cache($this->builder, 'assets');
331 1
        $this->cacheTags['quality'] = $quality;
332 1
        $this->cacheTags['width'] = $width;
333 1
        $cacheKey = $cache->createKeyFromAsset($assetResized, $this->cacheTags);
334 1
        if (!$cache->has($cacheKey)) {
335 1
            $assetResized->data['content'] = Image::resize($assetResized, $width, $quality);
336 1
            $assetResized->data['path'] = '/' . Util::joinPath(
337 1
                (string) $this->config->get('assets.target'),
338 1
                self::IMAGE_THUMB,
339 1
                (string) $width,
340 1
                $assetResized->data['path']
341 1
            );
342 1
            $assetResized->data['path'] = $this->deduplicateThumbPath($assetResized->data['path']);
343 1
            $assetResized->data['height'] = $assetResized->getHeight();
344 1
            $assetResized->data['size'] = \strlen($assetResized->data['content']);
345
346 1
            $cache->set($cacheKey, $assetResized->data, $this->config->get('cache.assets.ttl'));
347 1
            $this->builder->getLogger()->debug(\sprintf('Asset resized: "%s" (%sx)', $assetResized->data['path'], $width));
348
        }
349 1
        $assetResized->data = $cache->get($cacheKey);
350
351 1
        return $assetResized;
352
    }
353
354
    /**
355
     * Crops the image to the specified width and height, keeping the specified position.
356
     *
357
     * @throws RuntimeException
358
     */
359 1
    public function cover(int $width, int $height, string $position = 'center'): self
360
    {
361 1
        $this->checkImage();
362
363 1
        $assetResized = clone $this;
364 1
        $assetResized->data['width'] = $width;
365 1
        $assetResized->data['height'] = $height;
366
367 1
        $quality = (int) $this->config->get('assets.images.quality');
368
369 1
        $cache = new Cache($this->builder, 'assets');
370 1
        $this->cacheTags['quality'] = $quality;
371 1
        $this->cacheTags['width'] = $width;
372 1
        $this->cacheTags['height'] = $height;
373 1
        $cacheKey = $cache->createKeyFromAsset($assetResized, $this->cacheTags);
374 1
        if (!$cache->has($cacheKey)) {
375 1
            $assetResized->data['content'] = Image::cover($assetResized, $width, $height, $position, $quality);
376 1
            $assetResized->data['path'] = '/' . Util::joinPath(
377 1
                (string) $this->config->get('assets.target'),
378 1
                self::IMAGE_THUMB,
379 1
                (string) $width . 'x' . (string) $height,
380 1
                $assetResized->data['path']
381 1
            );
382 1
            $assetResized->data['path'] = $this->deduplicateThumbPath($assetResized->data['path']);
383 1
            $assetResized->data['size'] = \strlen($assetResized->data['content']);
384
385 1
            $cache->set($cacheKey, $assetResized->data, $this->config->get('cache.assets.ttl'));
386 1
            $this->builder->getLogger()->debug(\sprintf('Asset resized: "%s" (%sx%s)', $assetResized->data['path'], $width, $height));
387
        }
388 1
        $assetResized->data = $cache->get($cacheKey);
389
390 1
        return $assetResized;
391
    }
392
393
    /**
394
     * Converts an image asset to $format format.
395
     *
396
     * @throws RuntimeException
397
     */
398 1
    public function convert(string $format, ?int $quality = null): self
399
    {
400 1
        if ($this->data['type'] != 'image') {
401
            throw new RuntimeException(\sprintf('Not able to convert "%s" (%s) to %s: not an image.', $this->data['path'], $this->data['type'], $format));
402
        }
403
404 1
        if ($quality === null) {
405 1
            $quality = (int) $this->config->get('assets.images.quality');
406
        }
407
408 1
        $asset = clone $this;
409 1
        $asset['ext'] = $format;
410 1
        $asset->data['subtype'] = "image/$format";
411
412 1
        if ($this->isImageInCdn()) {
413
            return $asset; // returns the asset with the new extension only: CDN do the rest of the job
414
        }
415
416 1
        $cache = new Cache($this->builder, 'assets');
417 1
        $this->cacheTags['quality'] = $quality;
418 1
        if ($this->data['width']) {
419 1
            $this->cacheTags['width'] = $this->data['width'];
420
        }
421 1
        $cacheKey = $cache->createKeyFromAsset($asset, $this->cacheTags);
422 1
        if (!$cache->has($cacheKey)) {
423 1
            $asset->data['content'] = Image::convert($asset, $format, $quality);
424
            $asset->data['path'] = preg_replace('/\.' . $this->data['ext'] . '$/m', ".$format", $this->data['path']);
425
            $asset->data['size'] = \strlen($asset->data['content']);
426
            $cache->set($cacheKey, $asset->data, $this->config->get('cache.assets.ttl'));
427
            $this->builder->getLogger()->debug(\sprintf('Asset converted: "%s" (%s -> %s)', $asset->data['path'], $this->data['ext'], $format));
428
        }
429
        $asset->data = $cache->get($cacheKey);
430
431
        return $asset;
432
    }
433
434
    /**
435
     * Converts an image asset to WebP format.
436
     *
437
     * @throws RuntimeException
438
     */
439
    public function webp(?int $quality = null): self
440
    {
441
        return $this->convert('webp', $quality);
442
    }
443
444
    /**
445
     * Converts an image asset to AVIF format.
446
     *
447
     * @throws RuntimeException
448
     */
449
    public function avif(?int $quality = null): self
450
    {
451
        return $this->convert('avif', $quality);
452
    }
453
454
    /**
455
     * Implements \ArrayAccess.
456
     */
457 1
    #[\ReturnTypeWillChange]
458
    public function offsetSet($offset, $value): void
459
    {
460 1
        if (!\is_null($offset)) {
461 1
            $this->data[$offset] = $value;
462
        }
463
    }
464
465
    /**
466
     * Implements \ArrayAccess.
467
     */
468 1
    #[\ReturnTypeWillChange]
469
    public function offsetExists($offset): bool
470
    {
471 1
        return isset($this->data[$offset]);
472
    }
473
474
    /**
475
     * Implements \ArrayAccess.
476
     */
477
    #[\ReturnTypeWillChange]
478
    public function offsetUnset($offset): void
479
    {
480
        unset($this->data[$offset]);
481
    }
482
483
    /**
484
     * Implements \ArrayAccess.
485
     */
486 1
    #[\ReturnTypeWillChange]
487
    public function offsetGet($offset)
488
    {
489 1
        return isset($this->data[$offset]) ? $this->data[$offset] : null;
490
    }
491
492
    /**
493
     * Hashing content of an asset with the specified algo, sha384 by default.
494
     * Used for SRI (Subresource Integrity).
495
     *
496
     * @see https://developer.mozilla.org/fr/docs/Web/Security/Subresource_Integrity
497
     */
498 1
    public function getIntegrity(string $algo = 'sha384'): string
499
    {
500 1
        return \sprintf('%s-%s', $algo, base64_encode(hash($algo, $this->data['content'], true)));
501
    }
502
503
    /**
504
     * Returns MP3 file infos.
505
     *
506
     * @see https://github.com/wapmorgan/Mp3Info
507
     */
508 1
    public function getAudio(): Mp3Info
509
    {
510 1
        if ($this->data['type'] !== 'audio') {
511
            throw new RuntimeException(\sprintf('Not able to get audio infos of "%s".', $this->data['path']));
512
        }
513
514 1
        return new Mp3Info($this->data['file']);
515
    }
516
517
    /**
518
     * Returns MP4 file infos.
519
     *
520
     * @see https://github.com/clwu88/php-read-mp4info
521
     */
522 1
    public function getVideo(): array
523
    {
524 1
        if ($this->data['type'] !== 'video') {
525
            throw new RuntimeException(\sprintf('Not able to get video infos of "%s".', $this->data['path']));
526
        }
527
528 1
        return (array) \Clwu\Mp4::getInfo($this->data['file']);
529
    }
530
531
    /**
532
     * Returns the Data URL (encoded in Base64).
533
     *
534
     * @throws RuntimeException
535
     */
536 1
    public function dataurl(): string
537
    {
538 1
        if ($this->data['type'] == 'image' && !Image::isSVG($this)) {
539 1
            return Image::getDataUrl($this, (int) $this->config->get('assets.images.quality'));
540
        }
541
542 1
        return \sprintf('data:%s;base64,%s', $this->data['subtype'], base64_encode($this->data['content']));
543
    }
544
545
    /**
546
     * Adds asset path to the list of assets to save.
547
     *
548
     * @throws RuntimeException
549
     */
550 1
    public function save(): void
551
    {
552 1
        if ($this->data['missing']) {
553 1
            return;
554
        }
555
556 1
        $cache = new Cache($this->builder, 'assets');
557 1
        if (empty($this->data['path']) || !Util\File::getFS()->exists($cache->getContentFilePathname($this->data['path']))) {
558
            throw new RuntimeException(
559
                \sprintf('Can\'t add "%s" to assets list. Please clear cache and retry.', $this->data['path'])
560
            );
561
        }
562
563 1
        $this->builder->addAsset($this->data['path']);
564
    }
565
566
    /**
567
     * Is the asset an image and is it in CDN?
568
     */
569 1
    public function isImageInCdn(): bool
570
    {
571
        if (
572 1
            $this->data['type'] == 'image'
573 1
            && $this->config->isEnabled('assets.images.cdn')
574 1
            && $this->data['ext'] != 'ico'
575 1
            && (Image::isSVG($this) && $this->config->isEnabled('assets.images.cdn.svg'))
576
        ) {
577
            return true;
578
        }
579
        // handle remote image?
580 1
        if ($this->data['url'] !== null && $this->config->isEnabled('assets.images.cdn.remote')) {
581
            return true;
582
        }
583
584 1
        return false;
585
    }
586
587
    /**
588
     * Builds a relative path from a URL.
589
     * Used for remote files.
590
     */
591 1
    public static function buildPathFromUrl(string $url): string
592
    {
593 1
        $host = parse_url($url, PHP_URL_HOST);
594 1
        $path = parse_url($url, PHP_URL_PATH);
595 1
        $query = parse_url($url, PHP_URL_QUERY);
596 1
        $ext = pathinfo(parse_url($url, PHP_URL_PATH), PATHINFO_EXTENSION);
597
598
        // Google Fonts hack
599 1
        if (Util\Str::endsWith($path, '/css') || Util\Str::endsWith($path, '/css2')) {
600 1
            $ext = 'css';
601
        }
602
603 1
        return Page::slugify(\sprintf('%s%s%s%s', $host, self::sanitize($path), $query ? "-$query" : '', $query && $ext ? ".$ext" : ''));
604
    }
605
606
    /**
607
     * Replaces some characters by '_'.
608
     */
609 1
    public static function sanitize(string $string): string
610
    {
611 1
        return str_replace(['<', '>', ':', '"', '\\', '|', '?', '*'], '_', $string);
612
    }
613
614
    /**
615
     * Compiles a SCSS.
616
     *
617
     * @throws RuntimeException
618
     */
619 1
    protected function doCompile(): self
620
    {
621
        // abort if not a SCSS file
622 1
        if ($this->data['ext'] != 'scss') {
623 1
            return $this;
624
        }
625 1
        $scssPhp = new Compiler();
626
        // import paths
627 1
        $importDir = [];
628 1
        $importDir[] = Util::joinPath($this->config->getStaticPath());
629 1
        $importDir[] = Util::joinPath($this->config->getAssetsPath());
630 1
        $scssDir = (array) $this->config->get('assets.compile.import');
631 1
        $themes = $this->config->getTheme() ?? [];
632 1
        foreach ($scssDir as $dir) {
633 1
            $importDir[] = Util::joinPath($this->config->getStaticPath(), $dir);
634 1
            $importDir[] = Util::joinPath($this->config->getAssetsPath(), $dir);
635 1
            $importDir[] = Util::joinPath(\dirname($this->data['file']), $dir);
636 1
            foreach ($themes as $theme) {
637 1
                $importDir[] = Util::joinPath($this->config->getThemeDirPath($theme, "static/$dir"));
638 1
                $importDir[] = Util::joinPath($this->config->getThemeDirPath($theme, "assets/$dir"));
639
            }
640
        }
641 1
        $scssPhp->setQuietDeps(true);
642 1
        $scssPhp->setImportPaths(array_unique($importDir));
643
        // adds source map
644 1
        if ($this->builder->isDebug() && $this->config->isEnabled('assets.compile.sourcemap')) {
645
            $importDir = [];
646
            $assetDir = (string) $this->config->get('assets.dir');
647
            $assetDirPos = strrpos($this->data['file'], DIRECTORY_SEPARATOR . $assetDir . DIRECTORY_SEPARATOR);
648
            $fileRelPath = substr($this->data['file'], $assetDirPos + 8);
649
            $filePath = Util::joinFile($this->config->getOutputPath(), $fileRelPath);
650
            $importDir[] = \dirname($filePath);
651
            foreach ($scssDir as $dir) {
652
                $importDir[] = Util::joinFile($this->config->getOutputPath(), $dir);
653
            }
654
            $scssPhp->setImportPaths(array_unique($importDir));
655
            $scssPhp->setSourceMap(Compiler::SOURCE_MAP_INLINE);
656
            $scssPhp->setSourceMapOptions([
657
                'sourceMapBasepath' => Util::joinPath($this->config->getOutputPath()),
658
                'sourceRoot'        => '/',
659
            ]);
660
        }
661
        // defines output style
662 1
        $outputStyles = ['expanded', 'compressed'];
663 1
        $outputStyle = strtolower((string) $this->config->get('assets.compile.style'));
664 1
        if (!\in_array($outputStyle, $outputStyles)) {
665
            throw new ConfigException(\sprintf('"%s" value must be "%s".', 'assets.compile.style', implode('" or "', $outputStyles)));
666
        }
667 1
        $scssPhp->setOutputStyle($outputStyle == 'compressed' ? OutputStyle::COMPRESSED : OutputStyle::EXPANDED);
668
        // set variables
669 1
        $variables = $this->config->get('assets.compile.variables');
670 1
        if (!empty($variables)) {
671 1
            $variables = array_map('ScssPhp\ScssPhp\ValueConverter::parseValue', $variables);
672 1
            $scssPhp->replaceVariables($variables);
673
        }
674
        // debug
675 1
        if ($this->builder->isDebug()) {
676 1
            $scssPhp->setQuietDeps(false);
677 1
            $this->builder->getLogger()->debug(\sprintf("SCSS compiler imported paths:\n%s", Util\Str::arrayToList(array_unique($importDir))));
678
        }
679
        // update data
680 1
        $this->data['path'] = preg_replace('/sass|scss/m', 'css', $this->data['path']);
681 1
        $this->data['ext'] = 'css';
682 1
        $this->data['type'] = 'text';
683 1
        $this->data['subtype'] = 'text/css';
684 1
        $this->data['content'] = $scssPhp->compileString($this->data['content'])->getCss();
685 1
        $this->data['size'] = \strlen($this->data['content']);
686
687 1
        $this->builder->getLogger()->debug(\sprintf('Asset compiled: "%s"', $this->data['path']));
688
689 1
        return $this;
690
    }
691
692
    /**
693
     * Minifying a CSS or a JS + cache.
694
     *
695
     * @throws RuntimeException
696
     */
697 1
    protected function doMinify(): self
698
    {
699
        // in debug mode: disable minify to preserve inline source map
700 1
        if ($this->builder->isDebug() && $this->config->isEnabled('assets.compile.sourcemap')) {
701
            return $this;
702
        }
703
        // abord if not a CSS or JS file
704 1
        if ($this->data['ext'] != 'css' && $this->data['ext'] != 'js') {
705
            return $this;
706
        }
707
        // abort if already minified
708 1
        if (substr($this->data['path'], -8) == '.min.css' || substr($this->data['path'], -7) == '.min.js') {
709
            return $this;
710
        }
711
        // compile SCSS files
712 1
        if ($this->data['ext'] == 'scss') {
713
            $this->compile();
714
        }
715 1
        switch ($this->data['ext']) {
716 1
            case 'css':
717 1
                $minifier = new Minify\CSS($this->data['content']);
718 1
                break;
719 1
            case 'js':
720 1
                $minifier = new Minify\JS($this->data['content']);
721 1
                break;
722
            default:
723
                throw new RuntimeException(\sprintf('Not able to minify "%s".', $this->data['path']));
724
        }
725 1
        $this->data['content'] = $minifier->minify();
726 1
        $this->data['size'] = \strlen($this->data['content']);
727
728 1
        $this->builder->getLogger()->debug(\sprintf('Asset minified: "%s"', $this->data['path']));
729
730 1
        return $this;
731
    }
732
733
    /**
734
     * Add hash to the file name.
735
     */
736 1
    protected function doFingerprint(): self
737
    {
738 1
        $hash = hash('md5', $this->data['content']);
739 1
        $this->data['path'] = preg_replace(
740 1
            '/\.' . $this->data['ext'] . '$/m',
741 1
            ".$hash." . $this->data['ext'],
742 1
            $this->data['path']
743 1
        );
744 1
        $this->builder->getLogger()->debug(\sprintf('Asset fingerprinted: "%s"', $this->data['path']));
745
746 1
        return $this;
747
    }
748
749
    /**
750
     * Returns local file path and updated path, or throw an exception.
751
     * If $fallback path is set, it will be used if the remote file is not found.
752
     *
753
     * Try to locate the file in:
754
     *   (1. remote file)
755
     *   1. assets
756
     *   2. themes/<theme>/assets
757
     *   3. static
758
     *   4. themes/<theme>/static
759
     *
760
     * @throws RuntimeException
761
     */
762 1
    private function locateFile(string $path, ?string $fallback = null, ?string $userAgent = null): array
763
    {
764
        // remote file
765 1
        if (Util\File::isRemote($path)) {
766
            try {
767 1
                $content = $this->getRemoteFileContent($path, $userAgent);
768 1
                $path = self::buildPathFromUrl($path);
769 1
                $cache = new Cache($this->builder, 'assets/remote');
770 1
                if (!$cache->has($path)) {
771 1
                    $cache->set($path, [
772 1
                        'content' => $content,
773 1
                        'path'    => $path,
774 1
                    ], $this->config->get('cache.assets.remote.ttl'));
775
                }
776 1
                return [
777 1
                    'file' => $cache->getContentFilePathname($path),
778 1
                    'path' => $path,
779 1
                ];
780 1
            } catch (RuntimeException $e) {
781 1
                if (empty($fallback)) {
782
                    throw new RuntimeException($e->getMessage());
783
                }
784 1
                $path = $fallback;
785
            }
786
        }
787
788
        // checks in assets/
789 1
        $file = Util::joinFile($this->config->getAssetsPath(), $path);
790 1
        if (Util\File::getFS()->exists($file)) {
791 1
            return [
792 1
                'file' => $file,
793 1
                'path' => $path,
794 1
            ];
795
        }
796
797
        // checks in each themes/<theme>/assets/
798 1
        foreach ($this->config->getTheme() ?? [] as $theme) {
799 1
            $file = Util::joinFile($this->config->getThemeDirPath($theme, 'assets'), $path);
800 1
            if (Util\File::getFS()->exists($file)) {
801 1
                return [
802 1
                    'file' => $file,
803 1
                    'path' => $path,
804 1
                ];
805
            }
806
        }
807
808
        // checks in static/
809 1
        $file = Util::joinFile($this->config->getStaticPath(), $path);
810 1
        if (Util\File::getFS()->exists($file)) {
811 1
            return [
812 1
                'file' => $file,
813 1
                'path' => $path,
814 1
            ];
815
        }
816
817
        // checks in each themes/<theme>/static/
818 1
        foreach ($this->config->getTheme() ?? [] as $theme) {
819 1
            $file = Util::joinFile($this->config->getThemeDirPath($theme, 'static'), $path);
820 1
            if (Util\File::getFS()->exists($file)) {
821 1
                return [
822 1
                    'file' => $file,
823 1
                    'path' => $path,
824 1
                ];
825
            }
826
        }
827
828 1
        throw new RuntimeException(\sprintf('Can\'t locate file "%s".', $path));
829
    }
830
831
    /**
832
     * Try to get remote file content.
833
     * Returns file content or throw an exception.
834
     *
835
     * @throws RuntimeException
836
     */
837 1
    private function getRemoteFileContent(string $path, ?string $userAgent = null): string
838
    {
839 1
        if (!Util\File::isRemoteExists($path)) {
840 1
            throw new RuntimeException(\sprintf('Can\'t get remote file "%s".', $path));
841
        }
842 1
        if (false === $content = Util\File::fileGetContents($path, $userAgent)) {
843
            throw new RuntimeException(\sprintf('Can\'t get content of remote file "%s".', $path));
844
        }
845 1
        if (\strlen($content) <= 1) {
846
            throw new RuntimeException(\sprintf('Remote file "%s" is empty.', $path));
847
        }
848
849 1
        return $content;
850
    }
851
852
    /**
853
     * Optimizing $filepath image.
854
     * Returns the new file size.
855
     */
856 1
    private function optimize(string $filepath, string $path, int $quality): int
857
    {
858 1
        $message = \sprintf('Asset not optimized: "%s"', $path);
859 1
        $sizeBefore = filesize($filepath);
860 1
        Optimizer::create($quality)->optimize($filepath);
861 1
        $sizeAfter = filesize($filepath);
862 1
        if ($sizeAfter < $sizeBefore) {
863
            $message = \sprintf(
864
                'Asset optimized: "%s" (%s Ko -> %s Ko)',
865
                $path,
866
                ceil($sizeBefore / 1000),
867
                ceil($sizeAfter / 1000)
868
            );
869
        }
870 1
        $this->builder->getLogger()->debug($message);
871
872 1
        return $sizeAfter;
873
    }
874
875
    /**
876
     * Returns the width of an image/SVG.
877
     *
878
     * @throws RuntimeException
879
     */
880 1
    private function getWidth(): int
881
    {
882 1
        if ($this->data['type'] != 'image') {
883
            return 0;
884
        }
885 1
        if (Image::isSVG($this) && false !== $svg = Image::getSvgAttributes($this)) {
886 1
            return (int) $svg->width;
887
        }
888 1
        if (false === $size = $this->getImageSize()) {
889
            throw new RuntimeException(\sprintf('Not able to get width of "%s".', $this->data['path']));
890
        }
891
892 1
        return $size[0];
893
    }
894
895
    /**
896
     * Returns the height of an image/SVG.
897
     *
898
     * @throws RuntimeException
899
     */
900 1
    private function getHeight(): int
901
    {
902 1
        if ($this->data['type'] != 'image') {
903
            return 0;
904
        }
905 1
        if (Image::isSVG($this) && false !== $svg = Image::getSvgAttributes($this)) {
906 1
            return (int) $svg->height;
907
        }
908 1
        if (false === $size = $this->getImageSize()) {
909
            throw new RuntimeException(\sprintf('Not able to get height of "%s".', $this->data['path']));
910
        }
911
912 1
        return $size[1];
913
    }
914
915
    /**
916
     * Returns image size informations.
917
     *
918
     * @see https://www.php.net/manual/function.getimagesize.php
919
     *
920
     * @return array|false
921
     */
922 1
    private function getImageSize()
923
    {
924 1
        if (!$this->data['type'] == 'image') {
925
            return false;
926
        }
927
928
        try {
929 1
            if (false === $size = getimagesizefromstring($this->data['content'])) {
930 1
                return false;
931
            }
932
        } catch (\Exception $e) {
933
            throw new RuntimeException(\sprintf('Handling asset "%s" failed: "%s"', $this->data['path'], $e->getMessage()));
934
        }
935
936 1
        return $size;
937
    }
938
939
    /**
940
     * Builds CDN image URL.
941
     */
942
    private function buildImageCdnUrl(): string
943
    {
944
        return str_replace(
945
            [
946
                '%account%',
947
                '%image_url%',
948
                '%width%',
949
                '%quality%',
950
                '%format%',
951
            ],
952
            [
953
                $this->config->get('assets.images.cdn.account') ?? '',
954
                ltrim($this->data['url'] ?? (string) new Url($this->builder, $this->data['path'], ['canonical' => $this->config->get('assets.images.cdn.canonical') ?? true]), '/'),
955
                $this->data['width'],
956
                (int) $this->config->get('assets.images.quality'),
957
                $this->data['ext'],
958
            ],
959
            (string) $this->config->get('assets.images.cdn.url')
960
        );
961
    }
962
963
    /**
964
     * Checks if the asset is not missing and is typed as an image.
965
     *
966
     * @throws RuntimeException
967
     */
968 1
    private function checkImage(): void
969
    {
970 1
        if ($this->data['missing']) {
971
            throw new RuntimeException(\sprintf('Not able to resize "%s": file not found.', $this->data['path']));
972
        }
973 1
        if ($this->data['type'] != 'image') {
974
            throw new RuntimeException(\sprintf('Not able to resize "%s": not an image.', $this->data['path']));
975
        }
976
    }
977
978
    /**
979
     * Remove redondant '/thumbnails/<width>/' in the path.
980
     */
981 1
    private function deduplicateThumbPath(string $path): string
982
    {
983
        // https://regex101.com/r/rDRWnL/1
984 1
        $pattern = '/(' . self::IMAGE_THUMB . '\/\d+(x\d+){0,1})\/' . self::IMAGE_THUMB . '\/\d+\/(.*)/i';
985
986 1
        return preg_replace($pattern, '$1/$3', $path);
987
    }
988
}
989