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Hotfix: Ready for RC 3.14
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7 files changed

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‎MarkupMarkdown/Abstracts/ImageTinyAPI.php

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<?php
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namespace MarkupMarkdown\Abstracts;
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defined( 'ABSPATH' ) || exit;
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abstract class ImageTinyAPI {
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# public function __construct() {
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# Overriden, nothing to do here mate !
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# }
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/**
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* Get an attachment ID given a URL
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*
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* @since 3.14
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* @access protected
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* @link https://gist.github.com/wpscholar/3b00af01863c9dc562e5#file-get-attachment-id-php
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*
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* @param string $url
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* @return int Attachment ID on success, 0 on failure
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*/
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protected function get_attachment_id( $url ) {
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if ( strpos( $url, $this->upload_dir[ 'baseurl' ] . '/' ) === false ) :
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# $url does not contain the upload directory
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return 0;
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endif;
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$file = basename( $url );
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$query_args = [ 'post_type' => 'attachment', 'post_status' => 'inherit', 'fields' => 'ids', 'meta_query' => [ 'value' => $file, 'compare' => 'LIKE', 'key' => '_wp_attachment_metadata' ] ];
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$query = new \WP_Query( $query_args );
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if ( ! $query->have_posts() ) :
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return 0;
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endif;
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$attachment_id = 0;
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foreach ( $query->posts as $post_id ) :
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$meta = \wp_get_attachment_metadata( $post_id );
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$original_file = preg_replace( '#-scaled\.([a-z0-9]+)$#i', '.$1', basename( $meta[ 'file' ] ) );
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$cropped_image_files = \wp_list_pluck( $meta[ 'sizes' ], 'file' );
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if ( $original_file === $file || in_array( $file, $cropped_image_files ) ) :
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$attachment_id = $post_id;
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break;
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endif;
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endforeach;
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return $attachment_id;
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}
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/**
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* Retrieve the WP Attachment ID if already cached
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*
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* @since 3.14
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* @access protected
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*
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* @param string $img_src The image source URL
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* @return Integer The attachment ID
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*/
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protected function get_cached_asset_id( $img_src = '' ) {
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if ( empty( $img_src ) ) :
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return 0;
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elseif ( ! preg_match( '#^/#', $img_src ) && strpos( $img_src, $this->home_url ) === false ) :
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return 0;
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endif;
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$asset_cached_id = $this->asset_cache_dir . '/' . md5( $img_src ) . '.txt';
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if ( file_exists( $asset_cached_id ) ) :
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return (int)file_get_contents( $asset_cached_id );
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endif;
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$img_src = $this->home_url . str_replace( $this->home_url, '', preg_replace( '#-(\d+)x(\d+)\.(\w+)$#', '.$3', $img_src ) ); # Wordpress images
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$img_id = $this->get_attachment_id( $img_src );
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if ( (int)$img_id > 0 ) :
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touch( $asset_cached_id );
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file_put_contents( $asset_cached_id, $img_id );
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endif;
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return (int)$img_id;
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}
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/**
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* Extract the text and check for caption data
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*
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* @since 3.14
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* @access protected
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*
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* @param string|undefined $caption Current image alternative text
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* @return array Text used for the image's alternative text and its related caption
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*/
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protected function check_alt_attribute( $caption ) {
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if ( ! isset( $caption ) && empty( $caption ) ) :
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return [];
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endif;
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if ( strpos( $caption, '--' ) !== false ) :
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$text = explode( '--', $caption );
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return [
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'alt' => trim( $text[ 0 ] ),
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'caption' => trim( $text[ 1 ] )
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];
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else :
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return [
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'alt' => trim( $caption )
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];
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endif;
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}
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/**
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* Check the align attribute extracted from the HTML image align attribute or an HTML link class attribute if available
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*
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* @since 3.14
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* @access protected
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*
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* @param string
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* @return array WP valide align value
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*/
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protected function check_align_attribute( $align = '' ) {
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if ( ! isset( $align ) || empty( $align ) ) :
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return [];
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endif;
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if ( in_array( $align, array( 'none', 'left', 'right', 'center' ) ) ) :
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return [
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'align' => $align
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];
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endif;
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}
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/**
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* Check the width value extracted from the HTML image's width attribute if available
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*
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* @since 3.14
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* @access protected
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*
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* @param array $width Extracted values of the image's width attribute
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* @param string $src Extracted value of the image's source
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* @return array Requested width number
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*/
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protected function check_width_attribute( $width = [], $src = '' ) {
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if ( isset( $width ) && is_array( $width ) && isset( $width[ 1 ] ) && is_numeric( $width[ 1 ] ) && (int)$width[ 1 ] > 0 ) :
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# Check first value extracted from the width's attribute
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return [
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'width' => (int)$width[ 1 ]
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];
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endif;
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$img_width = [];
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if ( isset( $src ) && ! empty( $src ) && preg_match( '#(\d+)x\d+\.[a-zA-Z0-9]+$#', $src, $img_width ) ) :
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# As a fallback try to extract the width from the thumbnail
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if ( isset( $img_width ) && is_array( $img_width ) && isset( $img_width[ 1 ] ) ) :
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return [
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'width' => (int)$img_width[ 1 ]
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];
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endif;
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endif;
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return [];
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}
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/**
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* Check the height value extracted from the HTML image's width attribute if available
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*
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* @since 3.14
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* @access protected
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*
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* @param array $height Extracted value of the image's height attribute
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* @param string $src Extracted value of the image's source
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* @return array Requested height number
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*/
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protected function check_height_attribute( $height = [], $src = '' ) {
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if ( !isset( $height ) && is_array( $height ) && isset( $height[ 1 ] ) && is_numeric( $height[ 1 ] ) && (int)$height[ 1 ] > 0 ) :
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# Check first value extracted from the height's attribute
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return [
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'height' => (int)$height[ 1 ]
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];
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endif;
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$img_height = [];
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if ( isset( $src ) && ! empty( $src ) && preg_match( '#\d+x(\d+)\.[a-zA-Z0-9]+$#', $src, $img_height ) ) :
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# As a fallback try to extract the height from the thumbnail
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if ( isset( $img_height ) && is_array( $img_height ) && isset( $img_height[ 1 ] ) ) :
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return [
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'height' => (int)$img_height[ 1 ]
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];
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endif;
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endif;
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return [];
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}
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/**
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* Following latest Gutenberg / Theme specification, the image is wrapped by a *figure* with a *figcaption* if need be
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*
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* @param integer $img_id WP Attachment ID
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* @param array $img_attrs Image related attribute
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* @return string Modified image tag
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*/
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protected function wrap_image( $img_id = 0, $img_attrs = [] ) {
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if ( ! isset( $img_id ) || ! (int)$img_id || ! isset( $img_attrs ) || ! is_array( $img_attrs ) ) :
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return '';
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endif;
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$img_size = 'full';
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if ( isset( $img_attrs[ 'width' ] ) && isset( $img_attrs[ 'height' ] ) ) :
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$img_size = [ $img_attrs[ 'width' ], $img_attrs[ 'height' ] ];
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unset( $img_attrs[ 'width' ] ); unset( $img_attrs[ 'height' ] );
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endif;
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$img_caption = '';
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if ( isset( $img_attrs[ 'caption' ] ) ) :
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$img_caption = trim( $img_attrs[ 'caption' ] );
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unset( $img_attrs[ 'caption' ] );
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endif;
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return '<figure id="attachment_mmd_' . $img_id . '" '
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. ( ! empty( $img_caption ) ? 'aria-describedby="caption-attachment-mmd' . $img_id . '" class="wp-block-image wp-caption ' : 'class="wp-block-image ' )
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. ( isset( $img_attrs[ 'align' ] ) ? 'align' . $img_attrs[ 'align' ] : '' )
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. '">' . \wp_get_attachment_image( $img_id, $img_size, false, $img_attrs )
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. ( ! empty( $img_caption ) ? '<figcaption id="caption-attachment-mmd' . $img_id . '" class="wp-caption-text wp-element-caption">' . trim( $img_caption ) . '</figcaption>' : '' )
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. '</figure>';
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}
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/**
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* Replace HTML image tags with customized wordpress generated version
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*
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* @since 3.14
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* @access protected
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*
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* @param string $html Target HTML snippet to parse
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* @param string $img_src Image original source
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* @return string Modified html image
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*/
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protected function native_wp_image( $img_id = 0, $img_src = '', $img_html = '' ) {
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if ( ! isset( $img_id ) || ! (int)$img_id || ! isset( $img_html ) || empty( $img_html ) || ! isset( $img_src ) || empty( $img_src ) ) :
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return '';
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endif;
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$img_attrs = [ 'decoding' => 'async', 'loading' => 'lazy' ];
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$tmp_args = [];
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# Check for captions related values
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if ( preg_match( '#alt="(.*?)"#', $img_html, $tmp_args ) === 1 ) :
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$img_attrs = array_merge( $img_attrs, $this->check_alt_attribute( $tmp_args[ 1 ] ) );
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endif;
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# Check for a custom align value
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if ( preg_match( '#align([a-z]+)#', $img_html, $tmp_args ) === 1 ) :
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$img_attrs = array_merge( $img_attrs, $this->check_align_attribute( $tmp_args[ 1 ] ) );
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endif;
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# Check for a width value
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preg_match( '#width="(.*?)"#', $img_html, $tmp_args );
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$img_attrs = array_merge( $img_attrs, $this->check_width_attribute( $tmp_args, $img_src ) );
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# Check for a height value
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preg_match( '#height="(.*?)"#', $img_html, $tmp_args );
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$img_attrs = array_merge( $img_attrs, $this->check_height_attribute( $tmp_args, $img_src ) );
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$new_img = $this->wrap_image( $img_id, $img_attrs );
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return preg_replace( '#<img[^>]+>#', $new_img, $img_html );
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}
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}

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