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<?php |
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namespace GeminiLabs\Castor; |
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use GeminiLabs\Castor\Helpers\PostMeta; |
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use GeminiLabs\Castor\Helpers\Utility; |
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class Image |
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{ |
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public $image; |
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protected $postmeta; |
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protected $utility; |
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public function __construct( PostMeta $postmeta, Utility $utility ) |
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{ |
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$this->postmeta = $postmeta; |
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$this->utility = $utility; |
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} |
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/** |
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* @param int|string $attachment |
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* |
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* @return null|object |
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*/ |
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public function get( $attachment ) |
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{ |
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if( !( $attachment = $this->normalize( $attachment )))return; |
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if( $thumbnail = wp_get_attachment_image_src( $attachment, 'thumbnail' )) { |
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$medium = $this->normalizeSrc( wp_get_attachment_image_src( $attachment, 'medium' ), $thumbnail ); |
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$large = $this->normalizeSrc( wp_get_attachment_image_src( $attachment, 'large' ), $medium ); |
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$this->image = (object) [ |
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'alt' => wp_strip_all_tags( get_post_meta( $attachment, '_wp_attachment_image_alt', true ), true ), |
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'caption' => wp_get_attachment_caption( $attachment ), |
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'copyright' => wp_strip_all_tags( get_post_meta( $attachment, '_copyright', true ), true ), |
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'ID' => $attachment, |
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'large' => $large, |
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'medium' => $medium, |
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'permalink' => get_attachment_link( $attachment ), |
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'thumbnail' => $this->normalizeSrc( $thumbnail ), |
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]; |
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} |
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return $this; |
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} |
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public function render( $size = 'large' ) |
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{ |
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return wp_get_attachment_image( $this->image->ID, $size ); |
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} |
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protected function normalize( $attachmentId ) |
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{ |
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if( !filter_var( $attachmentId, FILTER_VALIDATE_INT )) { |
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$attachmentId = $this->postmeta->get( $attachmentId ); |
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} |
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$attachment = get_post( $attachmentId ); |
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if( !$attachmentId || !$attachment || $attachment->post_type != 'attachment' )return; |
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return $attachment->ID; |
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} |
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/** |
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* @param mixed $fallback |
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* |
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* @return array |
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*/ |
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protected function normalizeSrc( array $image, $fallback = false ) |
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{ |
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if( is_array( $fallback ) && count( array_diff( $image, $fallback )) < 2 ) { |
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$image = $fallback; |
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} |
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return [ |
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'url' => $image[0], |
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'width' => $image[1], |
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'height' => $image[2], |
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]; |
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} |
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} |
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pryley /
castor-framework
