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<?php |
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namespace PhpOffice\PhpPresentation\Shape\Drawing; |
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class Base64 extends AbstractDrawingAdapter |
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{ |
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/** |
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* @var string |
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*/ |
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protected $data; |
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/** |
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* Unique name |
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* |
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* @var string |
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*/ |
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protected $uniqueName; |
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/** |
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* @var array |
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*/ |
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protected $arrayMimeExtension = array( |
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'image/jpeg' => 'jpg', |
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); |
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/** |
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* Base64 constructor. |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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$this->uniqueName = md5(rand(0, 9999) . time() . rand(0, 9999)); |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getData() |
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{ |
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return $this->data; |
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} |
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/** |
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* @param mixed $data |
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* @return Base64 |
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*/ |
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public function setData($data) |
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{ |
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$this->data = $data; |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getContents() |
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{ |
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list(, $imageContents) = explode(';', $this->getData()); |
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list(, $imageContents) = explode(',', $imageContents); |
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return base64_decode($imageContents); |
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} |
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/** |
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* @return string |
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* @throws \Exception |
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*/ |
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public function getExtension() |
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{ |
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list($data, ) = explode(';', $this->getData()); |
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list(, $mime) = explode(':', $data); |
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if (!array_key_exists($mime, $this->arrayMimeExtension)) { |
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throw new \Exception('Type Mime not found : "'.$mime.'"'); |
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} |
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return $this->arrayMimeExtension[$mime]; |
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} |
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/** |
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* @return string |
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*/ |
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public function getIndexedFilename() |
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{ |
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return $this->uniqueName . $this->getImageIndex() . '.' . $this->getExtension(); |
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} |
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/** |
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* @return string |
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*/ |
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public function getMimeType() |
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{ |
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$sImage = $this->getContents(); |
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if (!function_exists('getimagesizefromstring')) { |
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$uri = 'data://application/octet-stream;base64,' . base64_encode($sImage); |
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$image = getimagesize($uri); |
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} else { |
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$image = getimagesizefromstring($sImage); |
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} |
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return image_type_to_mime_type($image[2]); |
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} |
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} |
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PHPOffice /
PHPPresentation
