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<?php |
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namespace Jackal\ImageMerge\Metadata\Parser; |
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use DateTime; |
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use Exception; |
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use Jackal\ImageMerge\Model\File\FileObjectInterface; |
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/** |
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* Class XMPParser |
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* @package Jackal\ImageMerge\Metadata\Parser |
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*/ |
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class XMPParser extends AbstractParser |
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{ |
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/** |
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* XMPParser constructor. |
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* @param FileObjectInterface $file |
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*/ |
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public function __construct(FileObjectInterface $file) |
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{ |
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$content = $file->getContents(); |
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$xmp_data_start = strpos($content, '<x:xmpmeta'); |
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$xmp_data_end = strpos($content, '</x:xmpmeta>'); |
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$xmp_data = ''; |
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if ($xmp_data_start !== false) { |
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$xmp_length = $xmp_data_end - $xmp_data_start; |
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$xmp_data = substr($content, $xmp_data_start, $xmp_length + 12); |
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} |
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$xmp_arr = []; |
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foreach ([ |
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'creator_email' => '<Iptc4xmpCore:CreatorContactInfo[^>]+?CiEmailWork="([^"]*)"', |
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'owner' => '<rdf:Description[^>]+?aux:OwnerName="([^"]*)"', |
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'created_at' => '<rdf:Description[^>]+?xmp:CreateDate="([^"]*)"', |
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'modified_at' => '<rdf:Description[^>]+?xmp:ModifyDate="([^"]*)"', |
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'label' => '<rdf:Description[^>]+?xmp:Label="([^"]*)"', |
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'credit' => '<rdf:Description[^>]+?photoshop:Credit="([^"]*)"', |
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'source' => '<rdf:Description[^>]+?photoshop:Source="([^"]*)"', |
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'caption_writer' => '<rdf:Description[^>]+?photoshop:CaptionWriter="([^"]*)"', |
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'photomechanic_prefs' => '<rdf:Description[^>]+?photomechanic:Prefs="([^"]*)"', |
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'photomechanic_pm_version' => '<rdf:Description[^>]+?photomechanic:PMVersion="([^"]*)"', |
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'photomechanic_tagged' => '<rdf:Description[^>]+?photomechanic:Tagged="([^"]*)"', |
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'photomechanic_color_class' => '<rdf:Description[^>]+?photomechanic:ColorClass="([^"]*)"', |
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'headline' => '<rdf:Description[^>]+?photoshop:Headline="([^"]*)"', |
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'city' => '<rdf:Description[^>]+?photoshop:City="([^"]*)"', |
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'state' => '<rdf:Description[^>]+?photoshop:State="([^"]*)"', |
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'country' => '<rdf:Description[^>]+?photoshop:Country="([^"]*)"', |
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'country_code' => '<rdf:Description[^>]+?Iptc4xmpCore:CountryCode="([^"]*)"', |
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'location' => '<rdf:Description[^>]+?Iptc4xmpCore:Location="([^"]*)"', |
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'title' => '<dc:title>\s*<rdf:Alt>\s*(.*?)\s*<\/rdf:Alt>\s*<\/dc:title>', |
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'description' => '<dc:description>\s*<rdf:Alt>\s*(.*?)\s*<\/rdf:Alt>\s*<\/dc:description>', |
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'creator' => '<dc:creator>\s*<rdf:Seq>\s*(.*?)\s*<\/rdf:Seq>\s*<\/dc:creator>', |
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'keywords' => '<dc:subject>\s*<rdf:Bag>\s*(.*?)\s*<\/rdf:Bag>\s*<\/dc:subject>', |
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'rights' => '<dc:Rights>\s*(.*?)\s*<\/dc:Rights>', |
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] as $key => $regex) { |
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// get a single text string |
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$xmp_arr[$key] = preg_match("/$regex/is", $xmp_data, $match) ? $match[1] : ''; |
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// if string contains a list, then re-assign the variable as an array with the list elements |
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$xmp_arr[$key] = preg_match_all("/<rdf:li[^>]*>([^>]*)<\/rdf:li>/is", $xmp_arr[$key], $match) ? $match[1] : $xmp_arr[$key]; |
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$this->data[$key] = $this->sanitizeChars($xmp_arr[$key]); |
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} |
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} |
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/** |
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* @return array |
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*/ |
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public function getPhotoMechanic() |
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{ |
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return [ |
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'prefs' => $this->getSingleValue('photomechanic_prefs'), |
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'pm_version' => $this->getSingleValue('photomechanic_pm_version'), |
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'tagged' => $this->getBooleanValue('photomechanic_tagged'), |
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'color_class' => $this->getSingleValue('photomechanic_color_class'), |
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]; |
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} |
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/** |
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* @return null|string |
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*/ |
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public function getCaptionWriter() |
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{ |
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return $this->getSingleValue('caption_writer'); |
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} |
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/** |
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* @return null|string |
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*/ |
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public function getCreator() |
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{ |
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return $this->getSingleValue('creator'); |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getDescription() |
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{ |
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return $this->getSingleValue('description'); |
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} |
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/** |
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* @return DateTime |
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* @throws Exception |
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*/ |
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public function getCreationDateTime() |
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{ |
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return new DateTime($this->getSingleValue('created_at')); |
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} |
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/** |
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* @return array|null|string |
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*/ |
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public function getKeywords() |
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{ |
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return $this->getValue('keywords'); |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getCopyrights() |
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{ |
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return $this->data['rights']; |
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} |
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/** |
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* @param $valueArr |
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* @return mixed |
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*/ |
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private function sanitizeChars($valueArr) |
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{ |
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if (is_array($valueArr)) { |
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foreach ($valueArr as &$value) { |
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$value = preg_replace('/&#x(A{1});/', "\n", $value); |
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} |
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} |
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return $valueArr; |
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} |
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/** |
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* @return array |
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* @throws Exception |
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*/ |
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public function toArray() |
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{ |
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return [ |
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'photomechanic' => $this->getPhotoMechanic(), |
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'caption' => $this->getCaptionWriter(), |
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'created_by' => $this->getCreator(), |
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'description' => $this->getDescription(), |
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'created_at' => $this->getCreationDateTime(), |
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'keywords' => $this->getKeywords(), |
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'copyrights' => $this->getCopyrights(), |
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]; |
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} |
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} |
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lucajackal85 /
ImageMerge
