← All changes | includes/import/image-parsers/abstract-image-parser.php +132 -0 2.7.5 → 2.14.0 View file →

		@@ -1,0 +1,132 @@
	1	+<?php
	2	+
	3	+namespace ABlocks\import\ImageParsers;
	4	+
	5	+use ABlocks\import\ImageParsers\ablocks\ImageParser;
	6	+use DOMDocument;
	7	+use WP_Error;
	8	+
	9	+abstract class AbstractImageParser {
	10	+
	11	+ protected array $block;
	12	+
	13	+ public function __construct( array $block ) {
	14	+ $this->block = $block;
	15	+ }
	16	+
	17	+ abstract protected function parse();
	18	+
	19	+ public function do_parse(): array {
	20	+ $this->parse();
	21	+ return $this->block;
	22	+ }
	23	+
	24	+ /**
	25	+ * Function handles downloading a remote file and inserting it
	26	+ * into the WP Media Library.
	27	+ *
	28	+ * @param string $url HTTP URL address of a remote file.
	29	+ *
	30	+ * @return int|WP_Error The ID of the attachment or a WP_Error on failure
	31	+ * @see https://developer.wordpress.org/reference/functions/media_handle_sideload/
	32	+ */
	33	+ protected function upload_file( string $url ) {
	34	+ // URL Validation.
	35	+ if ( ! wp_http_validate_url( $url ) ) {
	36	+ return new WP_Error( 'invalid_url', 'File URL is invalid', array( 'status' => 400 ) );
	37	+ }
	38	+
	39	+ $previous_uploaded = $this->previous_uploaded_file( $url );
	40	+ if ( $previous_uploaded ) {
	41	+ return $previous_uploaded;
	42	+ }
	43	+
	44	+ // Gives us access to the download_url() and media_handle_sideload() functions.
	45	+ if ( ! function_exists( 'download_url' ) || ! function_exists( 'media_handle_sideload' ) ) {
	46	+ require_once ABSPATH . 'wp-admin/includes/image.php';
	47	+ require_once ABSPATH . 'wp-admin/includes/file.php';
	48	+ require_once ABSPATH . 'wp-admin/includes/media.php';
	49	+ }
	50	+
	51	+ // Download file to temp dir.
	52	+ $temp_file = download_url( $url );
	53	+
	54	+ // if the file was not able to be downloaded.
	55	+ if ( is_wp_error( $temp_file ) ) {
	56	+ return $temp_file;
	57	+ }
	58	+
	59	+ // An array similar to that of a PHP `$_FILES` POST array
	60	+ $file_url_path = wp_parse_url( $url, PHP_URL_PATH );
	61	+ $file_info = wp_check_filetype( $file_url_path );
	62	+ $file = array(
	63	+ 'tmp_name' => $temp_file,
	64	+ 'type' => $file_info['type'],
	65	+ 'name' => basename( $file_url_path ),
	66	+ 'size' => filesize( $temp_file ),
	67	+ );
	68	+
	69	+ // Move the temporary file into the upload directory.
	70	+ $attachment_id = media_handle_sideload( $file );
	71	+ update_post_meta( $attachment_id, '_ablocks_demo_ref', $url );
	72	+
	73	+ // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged, WordPress.WP.AlternativeFunctions.unlink_unlink
	74	+ @unlink( $temp_file );
	75	+
	76	+ return $attachment_id;
	77	+ }
	78	+
	79	+ protected function previous_uploaded_file( string $url ) {
	80	+ $attachment = get_posts( [
	81	+ 'post_type' => 'attachment',
	82	+ 'meta_key' => '_ablocks_demo_ref',
	83	+ 'meta_value' => $url,
	84	+ 'posts_per_page' => 1,
	85	+ ] );
	86	+
	87	+ if ( ! empty( $attachment ) ) {
	88	+ return $attachment[0]->ID;
	89	+ }
	90	+
	91	+ return false;
	92	+ }
	93	+
	94	+ protected function check_external_url( string $url ): bool {
	95	+ $link_url = wp_parse_url( $url );
	96	+ $home_url = wp_parse_url( home_url() );
	97	+
	98	+ return ( ! empty( $link_url['host'] ) && ( $link_url['host'] !== $home_url['host'] ) );
	99	+ }
	100	+
	101	+ /**
	102	+ * Parse single <img/> element from DOM.
	103	+ *
	104	+ * @param DOMDocument $dom DOM.
	105	+ * @param int $index Index number.
	106	+ *
	107	+ * @return array|false
	108	+ */
	109	+ protected function parse_img_tag( DOMDocument $dom, int $index ) {
	110	+ $imgHtml = $dom->getElementsByTagName( 'img' )->item( $index );
	111	+
	112	+ if ( ! $imgHtml ) {
	113	+ return false;
	114	+ }
	115	+
	116	+ $imgSRC = $imgHtml->attributes->getNamedItem( 'src' );
	117	+ // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- Calling a property from native class `DOMDocument`.
	118	+ $imgURL = $imgSRC->nodeValue;
	119	+ if ( ! $this->check_external_url( $imgURL ) ) {
	120	+ return false;
	121	+ }
	122	+
	123	+ $attachment_id = $this->upload_file( $imgURL );
	124	+ if ( is_wp_error( $attachment_id ) ) {
	125	+ return false;
	126	+ }
	127	+
	128	+ $attachment_url = wp_get_attachment_url( $attachment_id );
	129	+
	130	+ return array( $attachment_id, $attachment_url, $imgURL );
	131	+ }
	132	+}