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<?php |
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/* |
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* Copyright (c) Arnaud Ligny <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Cecil\Converter; |
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use Cecil\Config; |
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use Cecil\Exception\Exception; |
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use Cecil\Util; |
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use Intervention\Image\Exception\NotReadableException; |
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use Intervention\Image\ImageManagerStatic as Image; |
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use ParsedownExtra; |
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class Parsedown extends ParsedownExtra |
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{ |
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const TMP_DIR = '.cecil'; |
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const PATTERN = '(.*)(\?|\&)([^=]+)\=([^&]+)'; // https://regex101.com/r/EhIh5N/2 |
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private $config; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __construct(Config $config = null) |
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{ |
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parent::__construct(); |
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$this->config = $config; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function inlineImage($excerpt) |
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{ |
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$image = parent::inlineImage($excerpt); |
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if (!isset($image)) { |
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return null; |
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} |
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preg_match('/'.self::PATTERN.'/s', $image['element']['attributes']['src'], $matches); |
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// nothing to do |
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if (empty($matches)) { |
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return $image; |
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} |
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$image['element']['attributes']['src'] = $matches[1]; // URL without query string |
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// no config or no GD, can't process |
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if ($this->config === null || !extension_loaded('gd')) { |
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return $image; |
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} |
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// has resize value |
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if (array_key_exists(3, $matches) && $matches[3] == 'resize') { |
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$resize = (int) $matches[4]; |
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$image['element']['attributes']['width'] = $resize; |
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// external image? return data URL |
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if (preg_match('~^(?:f|ht)tps?://~i', $image['element']['attributes']['src'])) { |
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try { |
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$img = Image::make($image['element']['attributes']['src']); |
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} catch (NotReadableException $e) { |
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throw new Exception(sprintf('Cannot get image "%s"', $image['element']['attributes']['src'])); |
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} |
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$imgPath = (string) $img->encode('data-url'); |
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$image['element']['attributes']['src'] = $imgPath; |
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return $image; |
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} |
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// save thumb file |
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$img = Image::make($this->config->getStaticPath().'/'.$image['element']['attributes']['src']); |
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$img->resize($resize, null, function ($constraint) { |
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$constraint->aspectRatio(); |
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$constraint->upsize(); |
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}); |
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$imgThumbPath = '/'.self::TMP_DIR.'/images/thumbs/'.$resize; |
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$imgPath = $imgThumbPath.$image['element']['attributes']['src']; |
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$imgSubdir = Util::getFS()->makePathRelative( |
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dirname($imgPath), |
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$imgThumbPath |
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); |
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Util::getFS()->mkdir($this->config->getDestinationDir().$imgThumbPath.'/'.$imgSubdir); |
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$img->save($this->config->getDestinationDir().$imgPath); |
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$imgPath = '/images/thumbs/'.$resize.$image['element']['attributes']['src']; |
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$image['element']['attributes']['src'] = $imgPath; |
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} |
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return $image; |
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} |
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} |
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Cecilapp /
Cecil
