← All changes | includes/import/xml-parsers/wxr-parser-simple-xml.php +382 -0 2.7.7 → 2.14.0 View file →

		@@ -1,0 +1,382 @@
	1	+<?php
	2	+
	3	+namespace ABlocks\import\XmlParsers;
	4	+
	5	+use SimpleXMLElement;
	6	+use WP_Error;
	7	+
	8	+if ( ! defined( 'ABSPATH' ) ) {
	9	+ exit;
	10	+}
	11	+
	12	+/**
	13	+ * WXR Parser that makes use of the SimpleXML PHP extension.
	14	+ */
	15	+class WXR_Parser_SimpleXML {
	16	+ public function parse( $file ) {
	17	+ $authors = array();
	18	+ $posts = array();
	19	+ $categories = array();
	20	+ $tags = array();
	21	+ $terms = array();
	22	+
	23	+ $internal_errors = libxml_use_internal_errors( true );
	24	+
	25	+ $dom = new \DOMDocument();
	26	+ $old_value = null;
	27	+ if ( function_exists( 'libxml_disable_entity_loader' ) && PHP_VERSION_ID < 80000 ) {
	28	+ // phpcs:ignore Generic.PHP.DeprecatedFunctions.Deprecated
	29	+ $old_value = libxml_disable_entity_loader( true );
	30	+ }
	31	+ // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents
	32	+ $success = $dom->loadXML( file_get_contents( $file ) );
	33	+ if ( ! is_null( $old_value ) ) {
	34	+ // phpcs:ignore Generic.PHP.DeprecatedFunctions.Deprecated
	35	+ libxml_disable_entity_loader( $old_value );
	36	+ }
	37	+
	38	+ if ( ! $success || isset( $dom->doctype ) ) {
	39	+ return new WP_Error( 'SimpleXML_parse_error', __( 'There was an error when reading this WXR file', 'ablocks' ), libxml_get_errors() );
	40	+ }
	41	+
	42	+ $xml = simplexml_import_dom( $dom );
	43	+ unset( $dom );
	44	+
	45	+ // halt if loading produces an error
	46	+ if ( ! $xml ) {
	47	+ return new WP_Error( 'SimpleXML_parse_error', __( 'There was an error when reading this WXR file', 'ablocks' ), libxml_get_errors() );
	48	+ }
	49	+
	50	+ $wxr_version = $xml->xpath( '/rss/channel/wp:wxr_version' );
	51	+ if ( ! $wxr_version ) {
	52	+ return new WP_Error( 'WXR_parse_error', __( 'This does not appear to be a WXR file, missing/invalid WXR version number', 'ablocks' ) );
	53	+ }
	54	+
	55	+ $wxr_version = (string) trim( $wxr_version[0] );
	56	+ // confirm that we are dealing with the correct file format
	57	+ if ( ! preg_match( '/^\d+\.\d+$/', $wxr_version ) ) {
	58	+ return new WP_Error( 'WXR_parse_error', __( 'This does not appear to be a WXR file, missing/invalid WXR version number', 'ablocks' ) );
	59	+ }
	60	+
	61	+ $base_url = $xml->xpath( '/rss/channel/wp:base_site_url' );
	62	+ $base_url = trim( isset( $base_url[0] ) ? $base_url[0] : '' );
	63	+
	64	+ $base_blog_url = $xml->xpath( '/rss/channel/wp:base_blog_url' );
	65	+ if ( $base_blog_url ) {
	66	+ $base_blog_url = trim( $base_blog_url[0] );
	67	+ } else {
	68	+ $base_blog_url = $base_url;
	69	+ }
	70	+
	71	+ $show_on_front = $xml->xpath( '/rss/channel/ablocks_options/show_on_front' );
	72	+ if ( $show_on_front ) {
	73	+ $show_on_front = trim( $show_on_front[0] );
	74	+ }
	75	+
	76	+ $page_on_front = $xml->xpath( '/rss/channel/ablocks_options/page_on_front' );
	77	+ if ( $page_on_front ) {
	78	+ $page_on_front = (int) $page_on_front[0];
	79	+ }
	80	+
	81	+ $page_for_posts = $xml->xpath( '/rss/channel/ablocks_options/page_for_posts' );
	82	+ if ( $page_for_posts ) {
	83	+ $page_for_posts = (int) $page_for_posts[0];
	84	+ }
	85	+
	86	+ $namespaces = $xml->getDocNamespaces();
	87	+ if ( ! isset( $namespaces['wp'] ) ) {
	88	+ $namespaces['wp'] = 'http://wordpress.org/export/1.1/';
	89	+ }
	90	+ if ( ! isset( $namespaces['excerpt'] ) ) {
	91	+ $namespaces['excerpt'] = 'http://wordpress.org/export/1.1/excerpt/';
	92	+ }
	93	+
	94	+ // grab authors
	95	+ foreach ( $xml->xpath( '/rss/channel/wp:author' ) as $author_arr ) {
	96	+ $a = $author_arr->children( $namespaces['wp'] );
	97	+ $login = (string) $a->author_login;
	98	+ $authors[ $login ] = array(
	99	+ 'author_id' => (int) $a->author_id,
	100	+ 'author_login' => $login,
	101	+ 'author_email' => (string) $a->author_email,
	102	+ 'author_display_name' => (string) $a->author_display_name,
	103	+ 'author_first_name' => (string) $a->author_first_name,
	104	+ 'author_last_name' => (string) $a->author_last_name,
	105	+ );
	106	+ }
	107	+
	108	+ // grab cats, tags and terms
	109	+ foreach ( $xml->xpath( '/rss/channel/wp:category' ) as $term_arr ) {
	110	+ $t = $term_arr->children( $namespaces['wp'] );
	111	+ $category = array(
	112	+ 'term_id' => (int) $t->term_id,
	113	+ 'category_nicename' => (string) $t->category_nicename,
	114	+ 'category_parent' => (string) $t->category_parent,
	115	+ 'cat_name' => (string) $t->cat_name,
	116	+ 'category_description' => (string) $t->category_description,
	117	+ );
	118	+
	119	+ foreach ( $t->termmeta as $meta ) {
	120	+ $category['termmeta'][] = array(
	121	+ 'key' => (string) $meta->meta_key,
	122	+ 'value' => (string) $meta->meta_value,
	123	+ );
	124	+ }
	125	+
	126	+ $categories[] = $category;
	127	+ }
	128	+
	129	+ foreach ( $xml->xpath( '/rss/channel/wp:tag' ) as $term_arr ) {
	130	+ $t = $term_arr->children( $namespaces['wp'] );
	131	+ $tag = array(
	132	+ 'term_id' => (int) $t->term_id,
	133	+ 'tag_slug' => (string) $t->tag_slug,
	134	+ 'tag_name' => (string) $t->tag_name,
	135	+ 'tag_description' => (string) $t->tag_description,
	136	+ );
	137	+
	138	+ foreach ( $t->termmeta as $meta ) {
	139	+ $tag['termmeta'][] = array(
	140	+ 'key' => (string) $meta->meta_key,
	141	+ 'value' => (string) $meta->meta_value,
	142	+ );
	143	+ }
	144	+
	145	+ $tags[] = $tag;
	146	+ }
	147	+
	148	+ foreach ( $xml->xpath( '/rss/channel/wp:term' ) as $term_arr ) {
	149	+ $t = $term_arr->children( $namespaces['wp'] );
	150	+ $term = array(
	151	+ 'term_id' => (int) $t->term_id,
	152	+ 'term_taxonomy' => (string) $t->term_taxonomy,
	153	+ 'slug' => (string) $t->term_slug,
	154	+ 'term_parent' => (string) $t->term_parent,
	155	+ 'term_name' => (string) $t->term_name,
	156	+ 'term_description' => (string) $t->term_description,
	157	+ );
	158	+
	159	+ foreach ( $t->termmeta as $meta ) {
	160	+ $term['termmeta'][] = array(
	161	+ 'key' => (string) $meta->meta_key,
	162	+ 'value' => (string) $meta->meta_value,
	163	+ );
	164	+ }
	165	+
	166	+ $terms[] = $term;
	167	+ }
	168	+
	169	+ // grab posts
	170	+ foreach ( $xml->channel->item as $item ) {
	171	+ $post = array(
	172	+ 'post_title' => (string) $item->title,
	173	+ 'guid' => (string) $item->guid,
	174	+ );
	175	+
	176	+ $dc = $item->children( 'http://purl.org/dc/elements/1.1/' );
	177	+ $post['post_author'] = (string) $dc->creator;
	178	+
	179	+ $wp = $item->children( $namespaces['wp'] );
	180	+ $content = $item->children( 'http://purl.org/rss/1.0/modules/content/' );
	181	+ $excerpt = $item->children( $namespaces['excerpt'] );
	182	+ $content = (string) $content->encoded;
	183	+ if ( in_array( (string) $wp->post_type, array( 'wp_template', 'wp_template_part' ), true ) ) {
	184	+ $content = preg_replace(
	185	+ '/\s*,?\s*"theme"\s*:\s*"[^"]+"/',
	186	+ '',
	187	+ $content
	188	+ );
	189	+ }
	190	+ $post['post_content'] = $content;
	191	+ $post['post_excerpt'] = (string) $excerpt->encoded;
	192	+
	193	+ $post['post_id'] = (int) $wp->post_id;
	194	+ $post['post_date'] = (string) $wp->post_date;
	195	+ $post['post_date_gmt'] = (string) $wp->post_date_gmt;
	196	+ $post['comment_status'] = (string) $wp->comment_status;
	197	+ $post['ping_status'] = (string) $wp->ping_status;
	198	+ $post['post_name'] = (string) $wp->post_name;
	199	+ $post['status'] = (string) $wp->status;
	200	+ $post['post_parent'] = (int) $wp->post_parent;
	201	+ $post['menu_order'] = (int) $wp->menu_order;
	202	+ $post['post_type'] = (string) $wp->post_type;
	203	+ $post['post_password'] = (string) $wp->post_password;
	204	+ $post['is_sticky'] = (int) $wp->is_sticky;
	205	+
	206	+ if ( isset( $wp->attachment_url ) ) {
	207	+ $post['attachment_url'] = (string) $wp->attachment_url;
	208	+ }
	209	+
	210	+ foreach ( $item->category as $c ) {
	211	+ $att = $c->attributes();
	212	+ if ( isset( $att['nicename'] ) ) {
	213	+ $post['terms'][] = array(
	214	+ 'name' => (string) $c,
	215	+ 'slug' => (string) $att['nicename'],
	216	+ 'domain' => (string) $att['domain'],
	217	+ );
	218	+ }
	219	+ }
	220	+
	221	+ foreach ( $wp->postmeta as $meta ) {
	222	+ $post['postmeta'][] = array(
	223	+ 'key' => (string) $meta->meta_key,
	224	+ 'value' => (string) $meta->meta_value,
	225	+ );
	226	+ }
	227	+
	228	+ foreach ( $wp->comment as $comment ) {
	229	+ $meta = array();
	230	+ if ( isset( $comment->commentmeta ) ) {
	231	+ foreach ( $comment->commentmeta as $m ) {
	232	+ $meta[] = array(
	233	+ 'key' => (string) $m->meta_key,
	234	+ 'value' => (string) $m->meta_value,
	235	+ );
	236	+ }
	237	+ }
	238	+
	239	+ $post['comments'][] = array(
	240	+ 'comment_id' => (int) $comment->comment_id,
	241	+ 'comment_author' => (string) $comment->comment_author,
	242	+ 'comment_author_email' => (string) $comment->comment_author_email,
	243	+ 'comment_author_IP' => (string) $comment->comment_author_IP,
	244	+ 'comment_author_url' => (string) $comment->comment_author_url,
	245	+ 'comment_date' => (string) $comment->comment_date,
	246	+ 'comment_date_gmt' => (string) $comment->comment_date_gmt,
	247	+ 'comment_content' => (string) $comment->comment_content,
	248	+ 'comment_approved' => (string) $comment->comment_approved,
	249	+ 'comment_type' => (string) $comment->comment_type,
	250	+ 'comment_parent' => (string) $comment->comment_parent,
	251	+ 'comment_user_id' => (int) $comment->comment_user_id,
	252	+ 'commentmeta' => $meta,
	253	+ );
	254	+ }//end foreach
	255	+
	256	+ $posts[] = $post;
	257	+ }//end foreach
	258	+
	259	+ return array(
	260	+ 'authors' => $authors,
	261	+ 'posts' => $posts,
	262	+ 'categories' => $categories,
	263	+ 'tags' => $tags,
	264	+ 'terms' => $terms,
	265	+ 'base_url' => $base_url,
	266	+ 'base_blog_url' => $base_blog_url,
	267	+ 'version' => $wxr_version,
	268	+ 'show_on_front' => $show_on_front,
	269	+ 'page_on_front' => $page_on_front,
	270	+ 'page_for_posts' => $page_for_posts,
	271	+ 'storeengine_pages' => $this->get_storeengine_pages( $xml ),
	272	+ 'academy_pages' => $this->get_academy_pages( $xml ),
	273	+ 'ablocks_pages' => $this->get_ablocks_pages( $xml ),
	274	+ 'ablocks_options' => $this->get_ablocks_options( $xml ),
	275	+ );
	276	+ }
	277	+
	278	+ private function get_storeengine_pages( SimpleXMLElement $xml ): array {
	279	+ $storeengine_pages = [
	280	+ 'shop_page' => 0,
	281	+ 'cart_page' => 0,
	282	+ 'checkout_page' => 0,
	283	+ 'thankyou_page' => 0,
	284	+ 'dashboard_page' => 0,
	285	+ 'membership_pricing_page' => 0,
	286	+ 'affiliate_registration_page' => 0,
	287	+ ];
	288	+
	289	+ foreach ( array_keys( $storeengine_pages ) as $page_key ) {
	290	+ $value = $xml->xpath( '/rss/channel/ablocks_options/storeengine_' . $page_key );
	291	+ if ( $value ) {
	292	+ $storeengine_pages[ $page_key ] = (int) $value[0];
	293	+ }
	294	+ }
	295	+
	296	+ return $storeengine_pages;
	297	+ }
	298	+
	299	+ private function get_academy_pages( SimpleXMLElement $xml ): array {
	300	+ $academy_pages = [
	301	+ 'frontend_dashboard_page' => 0,
	302	+ 'frontend_student_reg_page' => 0,
	303	+ 'password_reset_page' => 0,
	304	+ 'lessons_page' => 0,
	305	+ 'course_page' => 0,
	306	+ 'frontend_instructor_reg_page' => 0,
	307	+ 'tutor_booking_page' => 0,
	308	+ ];
	309	+
	310	+ foreach ( array_keys( $academy_pages ) as $page_key ) {
	311	+ $value = $xml->xpath( '/rss/channel/ablocks_options/academy_' . $page_key );
	312	+ if ( $value ) {
	313	+ $academy_pages[ $page_key ] = (int) $value[0];
	314	+ }
	315	+ }
	316	+
	317	+ return $academy_pages;
	318	+ }
	319	+
	320	+ private function get_ablocks_pages( SimpleXMLElement $xml ): array {
	321	+ $ablocks_pages = [
	322	+ 'login_page' => 0,
	323	+ 'registration_page' => 0,
	324	+ 'forget_password_page' => 0,
	325	+ ];
	326	+
	327	+ foreach ( array_keys( $ablocks_pages ) as $page_key ) {
	328	+ $value = $xml->xpath( '/rss/channel/ablocks_options/ablocks_' . $page_key );
	329	+ if ( $value ) {
	330	+ $ablocks_pages[ $page_key ] = (int) $value[0];
	331	+ }
	332	+ }
	333	+
	334	+ return $ablocks_pages;
	335	+ }
	336	+
	337	+ private function get_ablocks_options( SimpleXMLElement $xml ): array {
	338	+ $ablocks_options = [
	339	+ 'default_container_width' => null,
	340	+ 'container_padding' => null,
	341	+ 'container_element_gap' => null,
	342	+ 'global_color' => 'json',
	343	+ 'global_typography' => 'json',
	344	+ 'global_font_family_fallback' => null,
	345	+ 'global_body_text_color' => null,
	346	+ 'global_body_typography' => 'json',
	347	+ 'global_body_paragraph_space' => 'json',
	348	+ 'global_link_color' => null,
	349	+ 'global_link_hover_color' => null,
	350	+ 'global_link_typography' => 'json',
	351	+ 'global_link_hover_typography' => 'json',
	352	+ 'global_h1_color' => null,
	353	+ 'global_h1_typography' => 'json',
	354	+ 'global_h2_color' => null,
	355	+ 'global_h2_typography' => 'json',
	356	+ 'global_h3_color' => null,
	357	+ 'global_h3_typography' => 'json',
	358	+ 'global_h4_color' => null,
	359	+ 'global_h4_typography' => 'json',
	360	+ 'global_h5_color' => null,
	361	+ 'global_h5_typography' => 'json',
	362	+ 'global_h6_color' => null,
	363	+ 'global_h6_typography' => 'json',
	364	+ 'frontend_dashboard_page' => null,
	365	+ 'frontend_dashboard_sub_pages' => 'json',
	366	+ 'global_classes' => 'json',
	367	+ ];
	368	+
	369	+ foreach ( array_keys( $ablocks_options ) as $page_key ) {
	370	+ $value = $xml->xpath( '/rss/channel/ablocks_options/ablocks_' . $page_key );
	371	+ if ( $value ) {
	372	+ $ablocks_options[ $page_key ] = 'json' === $ablocks_options[ $page_key ] ? json_decode(
	373	+ base64_decode( (string) $value[0] ), true
	374	+ ) : (string) $value[0];
	375	+ } else {
	376	+ unset( $ablocks_options[ $page_key ] );
	377	+ }
	378	+ }
	379	+
	380	+ return $ablocks_options;
	381	+ }
	382	+}