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<?php |
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namespace Goose\Images; |
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use Goose\Configuration; |
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/** |
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* Image Utils |
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* |
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* @package Goose\Images |
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* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0 |
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*/ |
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class ImageUtils { |
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/** |
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* @param string $filePath |
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* |
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* @return object |
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*/ |
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public static function getImageDimensions($filePath) { |
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list($width, $height, $type) = getimagesize($filePath); |
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return (object)[ |
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'width' => $width, |
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'height' => $height, |
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'mime' => image_type_to_mime_type($type), |
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]; |
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} |
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/** |
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* Writes an image src http string to disk as a temporary file and returns the LocallyStoredImage object that has the info you should need |
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* on the image |
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* |
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* @param string[] $imageSrcs |
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* @param bool $returnAll |
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* @param Configuration $config |
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* |
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* @return LocallyStoredImage[] |
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*/ |
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public static function storeImagesToLocalFile($imageSrcs, $returnAll, Configuration $config) { |
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$localImages = self::handleEntity($imageSrcs, $returnAll, $config); |
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if (empty($localImages)) { |
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return []; |
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} |
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$locallyStoredImages = []; |
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foreach ($localImages as $localImage) { |
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$imageDetails = self::getImageDimensions($localImage->file); |
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$locallyStoredImages[] = new LocallyStoredImage([ |
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'imgSrc' => $localImage->url, |
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'localFileName' => $localImage->file, |
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'bytes' => filesize($localImage->file), |
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'height' => $imageDetails->height, |
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'width' => $imageDetails->width, |
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'fileExtension' => self::getFileExtensionName($imageDetails), |
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]); |
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} |
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return $locallyStoredImages; |
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} |
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/** |
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* @param object $imageDetails |
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* |
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* @return string |
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*/ |
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private static function getFileExtensionName($imageDetails) { |
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$extensions = [ |
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'image/gif' => '.gif', |
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'image/jpeg' => '.jpg', |
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'image/png' => '.png', |
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]; |
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return ( |
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isset($extensions[$imageDetails->mime]) |
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? $extensions[$imageDetails->mime] |
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: 'NA' |
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); |
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} |
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/** |
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* @param string[] $imageSrcs |
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* @param bool $returnAll |
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* @param Configuration $config |
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* |
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* @return object[]|null |
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*/ |
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private static function handleEntity($imageSrcs, $returnAll, $config) { |
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$guzzle = new \GuzzleHttp\Client(); |
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$results = []; |
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$requests = function($urls) use ($guzzle, $config, &$results) { |
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foreach ($urls as $key => $url) { |
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$file = tempnam(sys_get_temp_dir(), 'goose'); |
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$results[] = (object)[ |
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'url' => $url, |
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'file' => $file, |
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]; |
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yield $key => function($options) use ($guzzle, $url, $file) { |
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$options['sink'] = $file; |
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return $guzzle->sendAsync(new \GuzzleHttp\Psr7\Request('GET', $url), $options); |
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}; |
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} |
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}; |
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$pool = new \GuzzleHttp\Pool($guzzle, $requests($imageSrcs), [ |
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'concurrency' => 25, |
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'fulfilled' => function($response, $index) use (&$results, $returnAll) { |
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if (!$returnAll && $response->getStatusCode() != 200) { |
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unset($results[$index]); |
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} |
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}, |
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'rejected' => function($reason, $index) use (&$results, $returnAll) { |
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if ($returnAll) { |
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$results[$index]->file = null; |
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} else { |
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unset($results[$index]); |
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} |
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}, |
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'options' => $config->get('browser'), |
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]); |
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$pool->promise()->wait(); |
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if (empty($results)) { |
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return null; |
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} |
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return $results; |
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} |
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} |
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scotteh /
php-goose
