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<?php |
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namespace nstdio\svg\output; |
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use Hoa\Mime\Mime; |
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/** |
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* Class ImageOutput |
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* |
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* @package nstdio\svg\output |
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* @author Edgar Asatryan <[email protected]> |
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*/ |
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class ImageOutput implements ImageOutputInterface |
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{ |
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/** |
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* @inheritdoc |
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*/ |
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public function imageFile($content, $name, $format, $override) |
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{ |
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$imagick = $this->createImagick($content, $format); |
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$fileWriter = new FileOutput(); |
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return $fileWriter->file($name, $imagick->getImageBlob(), $override); |
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} |
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/** |
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* @param $content |
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* @param $format |
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* |
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* @return \Imagick |
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*/ |
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private function createImagick($content, $format) |
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{ |
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$this->checkExtensionLoaded(); |
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$imagick = new \Imagick(); |
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$imagick->readImageBlob($content); |
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try { |
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$imagick->setImageFormat($format); |
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} catch (\ImagickException $e) { |
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throw new \InvalidArgumentException(sprintf("Invalid image format %s.", $format), 0, $e); |
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} |
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return $imagick; |
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} |
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private function checkExtensionLoaded() |
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{ |
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if (!extension_loaded('imagick')) { |
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throw new \RuntimeException('Imagick extension is not loaded. If you access to php.ini try uncomment or add extension=php_imagick.so.'); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function image($content, $format, $sendHeader) |
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{ |
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$imagick = $this->createImagick($content, $format); |
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if ($sendHeader) { |
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$this->trySendHeader($format); |
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} |
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return $imagick; |
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} |
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private function trySendHeader($format) |
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{ |
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if (!headers_sent()) { |
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header($this->getContentType($format)); |
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} |
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} |
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private function getContentType($format) |
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{ |
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return sprintf("Content-Type: %s", Mime::getMimeFromExtension($format)); |
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} |
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} |
nstdio /
SVGMagick
