| 1 |
<?php |
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|
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namespace WPDeveloper\BetterDocs\Admin; |
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|
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use WP_Post; |
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use WP_Term; |
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use wpdb; |
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|
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly. |
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} |
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|
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/* |
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* Originally made by WordPress. |
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* |
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* What changed (by Elementor): |
| 18 |
* Remove echos. |
| 19 |
* Fix indents. |
| 20 |
* Add methods |
| 21 |
* indent. |
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* wxr_categories_list. |
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* wxr_tags_list. |
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* wxr_terms_list. |
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* wxr_posts_list. |
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* |
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* What changed (by Templately) |
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* Added post__in capabilities for query. |
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* nav_menu_item from terms |
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* Some indent, and data type fixes |
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* query_args added as default args |
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*/ |
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|
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#[\AllowDynamicProperties] |
| 35 |
class WPExporter { |
| 36 |
const WXR_VERSION = '1.2'; |
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|
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private static $default_args = [ |
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'content' => 'all', |
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'author' => false, |
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'category' => false, |
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'start_date' => false, |
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'end_date' => false, |
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'status' => false, |
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'offset' => 0, |
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'limit' => -1, |
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'meta_query' => [], // If specified `meta_key` then will include all post(s) that have this meta_key. |
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'query_args' => [] |
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]; |
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|
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/** |
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* @var array |
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*/ |
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private $args; |
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|
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/** |
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* @var wpdb |
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*/ |
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private $wpdb; |
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|
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private $terms; |
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|
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private $nav_menu_terms; |
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|
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public function run(): array { |
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// Handle glossaries export (as taxonomy) |
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if ('glossaries' === $this->args['content']) { |
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return $this->handle_glossaries_export(); |
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} |
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|
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// Early return for invalid post types |
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if ($this->args['content'] !== 'docs') { |
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return []; |
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} |
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|
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// Build the base query |
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$query_parts = $this->build_base_query(); |
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$where = $query_parts['where']; |
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$join = $query_parts['join']; |
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|
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// Handle post status |
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$where .= $this->build_status_condition(); |
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|
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// Handle specific posts selection |
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if (!empty($this->args['post__in'])) { |
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$where .= $this->build_post_in_condition(); |
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} |
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|
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// Handle category terms |
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if (isset($this->args['category_terms'])) { |
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$category_query = $this->build_category_query(); |
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$join .= $category_query['join']; |
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$where .= $category_query['where']; |
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} |
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|
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// Handle knowledge base terms |
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if (isset($this->args['kb_terms'])) { |
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$kb_query = $this->build_kb_query(); |
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$join .= $kb_query['join']; |
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$where .= $kb_query['where']; |
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} |
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|
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// Handle additional filters (author, dates, meta) |
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$where .= $this->build_additional_filters(); |
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|
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// Get the main doc post IDs |
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$post_ids = $this->wpdb->get_col("SELECT DISTINCT {$this->wpdb->posts}.ID FROM {$this->wpdb->posts} $join WHERE $where"); |
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|
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// Handle FAQ posts separately |
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$faq_post_ids = []; |
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if (!empty($this->args['include_faq'])) { |
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$faq_post_ids = $this->get_faq_posts(); |
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} |
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|
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// Combine post IDs |
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$all_post_ids = array_merge($post_ids, $faq_post_ids); |
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|
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// Handle featured images |
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$thumbnail_ids = $this->get_thumbnail_ids($all_post_ids); |
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|
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// Generate final post IDs array |
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$final_post_ids = array_unique(array_merge($all_post_ids, $thumbnail_ids)); |
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|
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return [ |
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'success' => true, |
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'data' => [ |
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'filename' => 'betterdocs.' . date('Y-m-d') . '.xml', |
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'filetype' => 'text/xml', |
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'download' => $this->get_xml_export($final_post_ids), |
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] |
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]; |
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} |
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|
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private function handle_glossaries_export(): array { |
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if ( isset( $this->args['glossary_terms'] ) && ( count( $this->args['glossary_terms'] ) > 0 ) ) { |
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$glossary_term_ids = []; |
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foreach( $this->args['glossary_terms'] as $glossary_slug ) { |
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$term_object = get_term_by('slug', $glossary_slug , 'glossaries'); |
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if( isset( $term_object->term_id ) && ! empty( $term_object->term_id ) ){ |
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array_push($glossary_term_ids, $term_object->term_id); |
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} |
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} |
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} else { |
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$glossary_term_ids = $this->wpdb->get_col( "SELECT term_id from {$this->wpdb->term_taxonomy} where taxonomy='{$this->args['content']}';" ); |
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} |
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|
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$filename = 'betterdocs.' . date( 'Y-m-d' ) . '.xml'; |
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return [ |
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'success' => true, |
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'data' => [ |
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'filename' => $filename, |
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'filetype' => 'text/xml', |
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'download' => $this->get_xml_export($glossary_term_ids), |
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] |
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]; |
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} |
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|
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private function build_base_query(): array { |
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$where = $this->wpdb->prepare("{$this->wpdb->posts}.post_type = %s", 'docs'); |
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return [ |
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'where' => $where, |
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'join' => '' |
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]; |
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} |
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|
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private function build_status_condition(): string { |
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if ($this->args['status']) { |
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return $this->wpdb->prepare(" AND {$this->wpdb->posts}.post_status = %s", $this->args['status']); |
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} |
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return " AND {$this->wpdb->posts}.post_status != 'auto-draft'"; |
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} |
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|
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private function build_post_in_condition(): string { |
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$ids = $this->args['post__in']; |
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$ids_placeholder = implode(', ', array_fill(0, count($ids), '%d')); |
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return $this->wpdb->prepare(" AND {$this->wpdb->posts}.ID IN ($ids_placeholder)", $ids); |
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} |
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|
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private function build_category_query(): array { |
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$join = "INNER JOIN {$this->wpdb->term_relationships} tr ON ({$this->wpdb->posts}.ID = tr.object_id) |
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INNER JOIN {$this->wpdb->term_taxonomy} tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id)"; |
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|
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$where = " AND tt.taxonomy = 'doc_category'"; |
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|
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if (!empty($this->args['category_terms'])) { |
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$term_ids = []; |
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foreach ($this->args['category_terms'] as $term_id) { |
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$term = term_exists($term_id, 'doc_category'); |
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if ($term) { |
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$term_ids[] = $term['term_taxonomy_id']; |
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} |
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} |
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|
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if (!empty($term_ids)) { |
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$term_placeholder = implode(', ', array_fill(0, count($term_ids), '%d')); |
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$where .= $this->wpdb->prepare(" AND tt.term_taxonomy_id IN ($term_placeholder)", $term_ids); |
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} |
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} |
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|
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return [ |
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'join' => $join, |
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'where' => $where |
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]; |
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} |
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|
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private function build_kb_query(): array { |
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$join = "INNER JOIN {$this->wpdb->term_relationships} tr ON ({$this->wpdb->posts}.ID = tr.object_id) |
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INNER JOIN {$this->wpdb->term_taxonomy} tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id)"; |
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|
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$where = " AND tt.taxonomy = 'knowledge_base'"; |
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|
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if (!empty($this->args['kb_terms'])) { |
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$term_ids = []; |
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foreach ($this->args['kb_terms'] as $term_id) { |
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$term = term_exists($term_id, 'knowledge_base'); |
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if ($term) { |
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$term_ids[] = $term['term_taxonomy_id']; |
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} |
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} |
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|
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if (!empty($term_ids)) { |
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$term_placeholder = implode(', ', array_fill(0, count($term_ids), '%d')); |
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$where .= $this->wpdb->prepare(" AND tt.term_taxonomy_id IN ($term_placeholder)", $term_ids); |
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} |
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} |
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|
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return [ |
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'join' => $join, |
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'where' => $where |
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]; |
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} |
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|
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private function build_additional_filters(): string { |
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$where = ''; |
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|
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if ($this->args['author']) { |
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$where .= $this->wpdb->prepare(" AND {$this->wpdb->posts}.post_author = %d", $this->args['author']); |
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} |
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|
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if ($this->args['start_date']) { |
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$where .= $this->wpdb->prepare(" AND {$this->wpdb->posts}.post_date >= %s", |
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gmdate('Y-m-d', strtotime($this->args['start_date']))); |
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} |
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|
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if ($this->args['end_date']) { |
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$where .= $this->wpdb->prepare(" AND {$this->wpdb->posts}.post_date < %s", |
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gmdate('Y-m-d', strtotime('+1 month', strtotime($this->args['end_date'])))); |
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} |
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|
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return $where; |
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} |
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|
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private function get_faq_posts(): array { |
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return get_posts([ |
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'numberposts' => -1, |
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'post_type' => 'betterdocs_faq', |
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'fields' => 'ids', |
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'post_status' => 'publish' |
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]); |
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} |
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|
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private function get_thumbnail_ids(array $post_ids): array { |
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$thumbnail_ids = []; |
| 264 |
|
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if (!empty($this->args['include_post_featured_image_as_attachment'])) { |
| 266 |
foreach ($post_ids as $post_id) { |
| 267 |
$thumbnail_id = get_post_meta($post_id, '_thumbnail_id', true); |
| 268 |
if ($thumbnail_id && !in_array($thumbnail_id, $post_ids, true)) { |
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$thumbnail_ids[] = $thumbnail_id; |
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} |
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} |
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} |
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|
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return $thumbnail_ids; |
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} |
| 276 |
|
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/** |
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* Return tabulation characters, by `$columns`. |
| 279 |
* |
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* @param int $columns |
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* |
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* @return string |
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*/ |
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private function indent( int $columns = 1 ): string { |
| 285 |
|
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$output = str_repeat( "\t", $columns ); |
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|
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return (string) $output; |
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} |
| 290 |
|
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/** |
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* Return wrapped given string in XML CDATA tag. |
| 293 |
* |
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* @param string $str String to wrap in XML CDATA tag. |
| 295 |
* |
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* @return string |
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*/ |
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private function wxr_cdata( $str ): string { |
| 299 |
$str = (string) $str; |
| 300 |
|
| 301 |
if ( ! seems_utf8( $str ) ) { |
| 302 |
$str = utf8_encode( $str ); |
| 303 |
} |
| 304 |
|
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$str = '<![CDATA[' . str_replace( ']]>', ']]]]><![CDATA[>', $str ) . ']]>'; |
| 306 |
|
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return $str; |
| 308 |
} |
| 309 |
|
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/** |
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* Return the URL of the site. |
| 312 |
* |
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* @return string Site URL. |
| 314 |
*/ |
| 315 |
private function wxr_site_url(): string { |
| 316 |
if ( is_multisite() ) { |
| 317 |
// Multisite: the base URL. |
| 318 |
return network_home_url(); |
| 319 |
} else { |
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// WordPress (single site): the blog URL. |
| 321 |
return get_bloginfo_rss( 'url' ); |
| 322 |
} |
| 323 |
} |
| 324 |
|
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/** |
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* Return a cat_name XML tag from a given category object. |
| 327 |
* |
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* @param WP_Term $category Category Object |
| 329 |
* |
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* @return string |
| 331 |
*/ |
| 332 |
private function wxr_cat_name( $category ): string { |
| 333 |
if ( empty( $category->name ) ) { |
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return ''; |
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} |
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|
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return $this->indent( 3 ) . '<wp:cat_name>' . $this->wxr_cdata( $category->name ) . '</wp:cat_name>' . PHP_EOL; |
| 338 |
} |
| 339 |
|
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/** |
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* Return a category_description XML tag from a given category object. |
| 342 |
* |
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* @param WP_Term $category Category Object |
| 344 |
* |
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* @return string |
| 346 |
*/ |
| 347 |
private function wxr_category_description( $category ): string { |
| 348 |
if ( empty( $category->description ) ) { |
| 349 |
return ''; |
| 350 |
} |
| 351 |
|
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return $this->indent( 3 ) . '<wp:category_description>' . $this->wxr_cdata( $category->description ) . "</wp:category_description>\n"; |
| 353 |
} |
| 354 |
|
| 355 |
/** |
| 356 |
* Return a tag_name XML tag from a given tag object. |
| 357 |
* |
| 358 |
* @param WP_Term $tag Tag Object |
| 359 |
* |
| 360 |
* @return string |
| 361 |
*/ |
| 362 |
private function wxr_tag_name( $tag ): string { |
| 363 |
if ( empty( $tag->name ) ) { |
| 364 |
return ''; |
| 365 |
} |
| 366 |
|
| 367 |
return $this->indent( 3 ) . '<wp:tag_name>' . $this->wxr_cdata( $tag->name ) . '</wp:tag_name>' . PHP_EOL; |
| 368 |
} |
| 369 |
|
| 370 |
/** |
| 371 |
* Return a tag_description XML tag from a given tag object. |
| 372 |
* |
| 373 |
* @param WP_Term $tag Tag Object |
| 374 |
* |
| 375 |
* @return string |
| 376 |
*/ |
| 377 |
private function wxr_tag_description( $tag ): string { |
| 378 |
if ( empty( $tag->description ) ) { |
| 379 |
return ''; |
| 380 |
} |
| 381 |
|
| 382 |
return $this->indent( 3 ) . '<wp:tag_description>' . $this->wxr_cdata( $tag->description ) . '</wp:tag_description>' . PHP_EOL; |
| 383 |
} |
| 384 |
|
| 385 |
/** |
| 386 |
* Return a term_name XML tag from a given term object. |
| 387 |
* |
| 388 |
* @param WP_Term $term Term Object |
| 389 |
* |
| 390 |
* @return string |
| 391 |
*/ |
| 392 |
private function wxr_term_name( $term ): string { |
| 393 |
if ( empty( $term->name ) ) { |
| 394 |
return ''; |
| 395 |
} |
| 396 |
|
| 397 |
return $this->indent( 3 ) . '<wp:term_name>' . $this->wxr_cdata( $term->name ) . '</wp:term_name>' . PHP_EOL; |
| 398 |
} |
| 399 |
|
| 400 |
/** |
| 401 |
* Return a term_description XML tag from a given term object. |
| 402 |
* |
| 403 |
* @param WP_Term $term Term Object |
| 404 |
* |
| 405 |
* @return string |
| 406 |
*/ |
| 407 |
private function wxr_term_description( $term ): string { |
| 408 |
if ( empty( $term->description ) ) { |
| 409 |
return ''; |
| 410 |
} |
| 411 |
|
| 412 |
return $this->indent( 3 ) . '<wp:term_description>' . $this->wxr_cdata( $term->description ) . '</wp:term_description>' . PHP_EOL; |
| 413 |
} |
| 414 |
|
| 415 |
/** |
| 416 |
* Return term meta XML tags for a given term object. |
| 417 |
* |
| 418 |
* @param WP_Term $term Term object. |
| 419 |
* |
| 420 |
* @return string |
| 421 |
*/ |
| 422 |
private function wxr_term_meta( $term ): string { |
| 423 |
$result = ''; |
| 424 |
$termmeta = $this->wpdb->get_results( $this->wpdb->prepare( "SELECT * FROM {$this->wpdb->termmeta} WHERE term_id = %d", $term->term_id ) );// phpcs:ignore |
| 425 |
|
| 426 |
foreach ( $termmeta as $meta ) { |
| 427 |
/** |
| 428 |
* Filters whether to selectively skip term meta used for WXR exports. |
| 429 |
* |
| 430 |
* Returning a truthy value from the filter will skip the current meta |
| 431 |
* object from being exported. |
| 432 |
* |
| 433 |
* @param bool $skip Whether to skip the current piece of term meta. Default false. |
| 434 |
* @param string $meta_key Current meta key. |
| 435 |
* @param object $meta Current meta object. |
| 436 |
* |
| 437 |
* @since 4.6.0 |
| 438 |
* |
| 439 |
*/ |
| 440 |
if ( ! apply_filters( 'wxr_export_skip_termmeta', false, $meta->meta_key, $meta ) ) { |
| 441 |
$result .= sprintf( $this->indent( 3 ) . "<wp:termmeta>\n\t\t\t<wp:meta_key>%s</wp:meta_key>\n\t\t\t<wp:meta_value>%s</wp:meta_value>\n\t\t</wp:termmeta>\n", $this->wxr_cdata( $meta->meta_key ), $this->wxr_cdata( $meta->meta_value ) ); |
| 442 |
} |
| 443 |
} |
| 444 |
|
| 445 |
return $result; |
| 446 |
} |
| 447 |
|
| 448 |
/** |
| 449 |
* Return list of authors with posts. |
| 450 |
* |
| 451 |
* @param int[] $post_ids Optional. Array of post IDs to filter the query by. |
| 452 |
* |
| 453 |
* @return string |
| 454 |
*/ |
| 455 |
private function wxr_authors_list( array $post_ids = null ): string { |
| 456 |
$result = ''; |
| 457 |
|
| 458 |
if ( ! empty( $post_ids ) ) { |
| 459 |
$post_ids = array_map( 'absint', $post_ids ); |
| 460 |
$and = 'AND ID IN ( ' . implode( ', ', $post_ids ) . ')'; |
| 461 |
} else { |
| 462 |
$and = ''; |
| 463 |
} |
| 464 |
|
| 465 |
$authors = []; |
| 466 |
$results = $this->wpdb->get_results( "SELECT DISTINCT post_author FROM {$this->wpdb->posts} WHERE post_status != 'auto-draft' $and" );// phpcs:ignore |
| 467 |
foreach ( (array) $results as $r ) { |
| 468 |
$authors[] = get_userdata( $r->post_author ); |
| 469 |
} |
| 470 |
|
| 471 |
$authors = array_filter( $authors ); |
| 472 |
|
| 473 |
foreach ( $authors as $author ) { |
| 474 |
$result .= $this->indent( 2 ) . '<wp:author>' . PHP_EOL; |
| 475 |
|
| 476 |
$result .= $this->indent( 3 ) . '<wp:author_id>' . (int) $author->ID . '</wp:author_id>' . PHP_EOL; |
| 477 |
$result .= $this->indent( 3 ) . '<wp:author_login>' . $this->wxr_cdata( $author->user_login ) . '</wp:author_login>' . PHP_EOL; |
| 478 |
$result .= $this->indent( 3 ) . '<wp:author_email>' . $this->wxr_cdata( $author->user_email ) . '</wp:author_email>' . PHP_EOL; |
| 479 |
$result .= $this->indent( 3 ) . '<wp:author_display_name>' . $this->wxr_cdata( $author->display_name ) . '</wp:author_display_name>' . PHP_EOL; |
| 480 |
$result .= $this->indent( 3 ) . '<wp:author_first_name>' . $this->wxr_cdata( $author->first_name ) . '</wp:author_first_name>' . PHP_EOL; |
| 481 |
$result .= $this->indent( 3 ) . '<wp:author_last_name>' . $this->wxr_cdata( $author->last_name ) . '</wp:author_last_name>' . PHP_EOL; |
| 482 |
|
| 483 |
$result .= $this->indent( 2 ) . '</wp:author>' . PHP_EOL; |
| 484 |
} |
| 485 |
|
| 486 |
return $result; |
| 487 |
} |
| 488 |
|
| 489 |
/** |
| 490 |
* Return list of categories. |
| 491 |
* |
| 492 |
* @param array $cats |
| 493 |
* |
| 494 |
* @return string |
| 495 |
*/ |
| 496 |
private function wxr_categories_list( array $cats ): string { |
| 497 |
$result = ''; |
| 498 |
|
| 499 |
foreach ( $cats as $c ) { |
| 500 |
$result .= $this->indent( 2 ) . '<wp:category>' . PHP_EOL; |
| 501 |
|
| 502 |
$result .= $this->indent( 3 ) . '<wp:term_id>' . (int) $c->term_id . '</wp:term_id>' . PHP_EOL; |
| 503 |
$result .= $this->indent( 3 ) . '<wp:category_nicename>' . $this->wxr_cdata( $c->slug ) . '</wp:category_nicename>' . PHP_EOL; |
| 504 |
$result .= $this->indent( 3 ) . '<wp:category_parent>' . $this->wxr_cdata( $c->parent ? $cats[ $c->parent ]->slug : '' ) . '</wp:category_parent>' . PHP_EOL; |
| 505 |
$result .= $this->wxr_cat_name( $c ) . $this->wxr_category_description( $c ) . $this->wxr_term_meta( $c ); |
| 506 |
|
| 507 |
$result .= $this->indent( 2 ) . '</wp:category>' . PHP_EOL; |
| 508 |
} |
| 509 |
|
| 510 |
return $result; |
| 511 |
} |
| 512 |
|
| 513 |
/** |
| 514 |
* Return list of tags. |
| 515 |
* |
| 516 |
* @param array $tags |
| 517 |
* |
| 518 |
* @return string |
| 519 |
*/ |
| 520 |
private function wxr_tags_list( array $tags ): string { |
| 521 |
$result = ''; |
| 522 |
|
| 523 |
foreach ( $tags as $t ) { |
| 524 |
$result .= $this->indent( 2 ) . '<wp:tag>' . PHP_EOL; |
| 525 |
|
| 526 |
$result .= $this->indent( 3 ) . '<wp:term_id>' . (int) $t->term_id . '</wp:term_id>' . PHP_EOL; |
| 527 |
$result .= $this->indent( 3 ) . '<wp:tag_slug>' . $this->wxr_cdata( $t->slug ) . '</wp:tag_slug>' . PHP_EOL; |
| 528 |
$result .= $this->wxr_tag_name( $t ) . $this->wxr_tag_description( $t ) . $this->wxr_term_meta( $t ); |
| 529 |
|
| 530 |
$result .= $this->indent( 2 ) . '</wp:tag>' . PHP_EOL; |
| 531 |
} |
| 532 |
|
| 533 |
return $result; |
| 534 |
} |
| 535 |
|
| 536 |
public function get_parent_terms_slug( $terms, $term_id ) { |
| 537 |
$key = array_search( $term_id, array_column( $terms, 'term_id' )); |
| 538 |
|
| 539 |
if ( $key !== false ) { |
| 540 |
return $terms[$key]->slug; |
| 541 |
} |
| 542 |
|
| 543 |
return null; |
| 544 |
} |
| 545 |
|
| 546 |
/** |
| 547 |
* Return list of terms. |
| 548 |
* |
| 549 |
* @param array $terms |
| 550 |
* |
| 551 |
* @return string |
| 552 |
*/ |
| 553 |
private function wxr_terms_list( array $terms ): string { |
| 554 |
$result = ''; |
| 555 |
foreach ( $terms as $key => $t ) { |
| 556 |
$result .= $this->indent( 2 ) . '<wp:term>' . PHP_EOL; |
| 557 |
|
| 558 |
$result .= $this->indent( 3 ) . '<wp:term_id>' . $this->wxr_cdata( $t->term_id ) . '</wp:term_id>' . PHP_EOL; |
| 559 |
$result .= $this->indent( 3 ) . '<wp:term_taxonomy>' . $this->wxr_cdata( $t->taxonomy ) . '</wp:term_taxonomy>' . PHP_EOL; |
| 560 |
$result .= $this->indent( 3 ) . '<wp:term_slug>' . $this->wxr_cdata( $t->slug ) . '</wp:term_slug>' . PHP_EOL; |
| 561 |
if ( $t->parent ) { |
| 562 |
$result .= $this->indent( 3 ) . '<wp:term_parent>' . $this->wxr_cdata( $this->get_parent_terms_slug( $terms, $t->parent ) ) . '</wp:term_parent>' . PHP_EOL; |
| 563 |
} |
| 564 |
$result .= $this->wxr_term_name( $t ) . $this->wxr_term_description( $t ) . $this->wxr_term_meta( $t ); |
| 565 |
|
| 566 |
$result .= $this->indent( 2 ) . '</wp:term>' . PHP_EOL; |
| 567 |
} |
| 568 |
|
| 569 |
return $result; |
| 570 |
} |
| 571 |
|
| 572 |
/** |
| 573 |
* Retrieve terms associated with the specified object IDs and sort them based on term meta. |
| 574 |
* |
| 575 |
* @param array $post_ids An array of object IDs. |
| 576 |
* @return array An array of WP_Term objects sorted based on term meta. |
| 577 |
*/ |
| 578 |
public function get_terms( array $post_ids ) { |
| 579 |
// Get the object taxonomies |
| 580 |
$taxonomies = get_object_taxonomies( $this->args['content'] ); |
| 581 |
|
| 582 |
if ( isset( $this->args['selected_docs'] ) && ! empty ( $this->args['selected_docs'] ) && $this->args['selected_docs'][0] == 'all' ) { |
| 583 |
$terms = get_terms( [ |
| 584 |
'taxonomy' => $taxonomies, |
| 585 |
'hide_empty' => false, |
| 586 |
] ); |
| 587 |
} else if( $this->args['content'] == 'glossaries' ) { |
| 588 |
$terms = get_terms([ |
| 589 |
'taxonomy' => 'glossaries', |
| 590 |
'include' => $post_ids, |
| 591 |
'hide_empty' => false, |
| 592 |
]); |
| 593 |
} else { |
| 594 |
$terms = wp_get_object_terms( $post_ids, $taxonomies); |
| 595 |
} |
| 596 |
|
| 597 |
usort( $terms, array( $this, 'compare_terms_by_meta' ) ); |
| 598 |
|
| 599 |
return $terms; |
| 600 |
} |
| 601 |
|
| 602 |
/** |
| 603 |
* Compare terms based on their associated term meta values. |
| 604 |
* |
| 605 |
* @param WP_Term $a The first term object. |
| 606 |
* @param WP_Term $b The second term object. |
| 607 |
* @return int Returns a negative value if $a is less than $b, |
| 608 |
* a positive value if $a is greater than $b, or 0 if they are equal. |
| 609 |
* Additionally, prioritize sorting terms by taxonomy order, |
| 610 |
* with 'doc_category' terms appearing before other taxonomy terms. |
| 611 |
*/ |
| 612 |
public function compare_terms_by_meta($a, $b) { |
| 613 |
// Define the order of taxonomies |
| 614 |
$taxonomy_order = array( |
| 615 |
'doc_category' => 0, |
| 616 |
'knowledge_base' => 1, |
| 617 |
'doc_tag' => 2, |
| 618 |
); |
| 619 |
|
| 620 |
// Get the taxonomy order for terms $a and $b |
| 621 |
$order_a = isset($taxonomy_order[$a->taxonomy]) ? $taxonomy_order[$a->taxonomy] : PHP_INT_MAX; |
| 622 |
$order_b = isset($taxonomy_order[$b->taxonomy]) ? $taxonomy_order[$b->taxonomy] : PHP_INT_MAX; |
| 623 |
|
| 624 |
// If the taxonomies have different order, sort by order |
| 625 |
if ($order_a !== $order_b) { |
| 626 |
return $order_a - $order_b; |
| 627 |
} |
| 628 |
|
| 629 |
// If the taxonomies have the same order, sort by meta value |
| 630 |
$taxonomy_order_meta = array( |
| 631 |
'doc_category' => 'doc_category_order', |
| 632 |
'knowledge_base' => 'kb_order' |
| 633 |
); |
| 634 |
|
| 635 |
if (isset($taxonomy_order_meta[$a->taxonomy]) && isset($taxonomy_order_meta[$b->taxonomy])) { |
| 636 |
$meta_a = intval(get_term_meta($a->term_id, $taxonomy_order_meta[$a->taxonomy], true)); |
| 637 |
$meta_b = intval(get_term_meta($b->term_id, $taxonomy_order_meta[$b->taxonomy], true)); |
| 638 |
|
| 639 |
return $meta_a - $meta_b; |
| 640 |
} |
| 641 |
|
| 642 |
return 0; // Default to no sorting if meta keys are not defined |
| 643 |
} |
| 644 |
|
| 645 |
/** |
| 646 |
* Return list of posts, by requested `$post_ids`. |
| 647 |
* |
| 648 |
* @param array $post_ids |
| 649 |
* |
| 650 |
* @return string |
| 651 |
*/ |
| 652 |
private function wxr_posts_list( array $post_ids ): string { |
| 653 |
$result = ''; |
| 654 |
|
| 655 |
if ( $post_ids ) { |
| 656 |
global $wp_query; |
| 657 |
|
| 658 |
// Fake being in the loop. |
| 659 |
$wp_query->in_the_loop = true; |
| 660 |
|
| 661 |
// Fetch 20 posts at a time rather than loading the entire table into memory. |
| 662 |
while ( $next_posts = array_splice( $post_ids, 0, 20 ) ) { |
| 663 |
$where = 'WHERE ID IN (' . implode( ',', $next_posts ) . ')'; |
| 664 |
$posts = $this->wpdb->get_results( "SELECT * FROM {$this->wpdb->posts} $where" );// phpcs:ignore |
| 665 |
|
| 666 |
// Begin Loop. |
| 667 |
foreach ( $posts as $post ) { |
| 668 |
setup_postdata( $post ); |
| 669 |
|
| 670 |
$title = apply_filters( 'the_title_rss', $post->post_title ); |
| 671 |
|
| 672 |
/** |
| 673 |
* Filters the post content used for WXR exports. |
| 674 |
* |
| 675 |
* @param string $post_content Content of the current post. |
| 676 |
* |
| 677 |
* @since 2.5.0 |
| 678 |
* |
| 679 |
*/ |
| 680 |
$content = $this->wxr_cdata( apply_filters( 'the_content_export', $post->post_content ) ); |
| 681 |
|
| 682 |
/** |
| 683 |
* Filters the post excerpt used for WXR exports. |
| 684 |
* |
| 685 |
* @param string $post_excerpt Excerpt for the current post. |
| 686 |
* |
| 687 |
* @since 2.6.0 |
| 688 |
* |
| 689 |
*/ |
| 690 |
$excerpt = $this->wxr_cdata( apply_filters( 'the_excerpt_export', $post->post_excerpt ) ); |
| 691 |
|
| 692 |
$result .= $this->indent( 2 ) . '<item>' . PHP_EOL; |
| 693 |
|
| 694 |
$result .= $this->indent( 3 ) . '<title>' . $title . '</title>' . PHP_EOL; |
| 695 |
$result .= $this->indent( 3 ) . '<link>' . esc_url( get_permalink() ) . '</link>' . PHP_EOL; |
| 696 |
$result .= $this->indent( 3 ) . '<pubDate>' . mysql2date( 'D, d M Y H:i:s +0000', get_post_time( 'Y-m-d H:i:s', true ), false ) . '</pubDate>' . PHP_EOL; |
| 697 |
$result .= $this->indent( 3 ) . '<dc:creator>' . $this->wxr_cdata( get_the_author_meta( 'login' ) ) . '</dc:creator>' . PHP_EOL; |
| 698 |
$result .= $this->indent( 3 ) . '<guid isPermaLink="false">' . $this->wxr_cdata( get_the_author_meta( 'login' ) ) . '</guid>' . PHP_EOL; |
| 699 |
$result .= $this->indent( 3 ) . '<description></description>' . PHP_EOL; |
| 700 |
$result .= $this->indent( 3 ) . '<content:encoded>' . $content . '</content:encoded>' . PHP_EOL; |
| 701 |
$result .= $this->indent( 3 ) . '<excerpt:encoded>' . $excerpt . '</excerpt:encoded>' . PHP_EOL; |
| 702 |
$result .= $this->indent( 3 ) . '<wp:post_id>' . (int) $post->ID . '</wp:post_id>' . PHP_EOL; |
| 703 |
$result .= $this->indent( 3 ) . '<wp:post_date>' . $this->wxr_cdata( $post->post_date ) . '</wp:post_date>' . PHP_EOL; |
| 704 |
$result .= $this->indent( 3 ) . '<wp:post_date_gmt>' . $this->wxr_cdata( $post->post_date_gmt ) . '</wp:post_date_gmt>' . PHP_EOL; |
| 705 |
$result .= $this->indent( 3 ) . '<wp:comment_status>' . $this->wxr_cdata( $post->comment_status ) . '</wp:comment_status>' . PHP_EOL; |
| 706 |
$result .= $this->indent( 3 ) . '<wp:ping_status>' . $this->wxr_cdata( $post->ping_status ) . '</wp:ping_status>' . PHP_EOL; |
| 707 |
$result .= $this->indent( 3 ) . '<wp:post_name>' . $this->wxr_cdata( $post->post_name ) . '</wp:post_name>' . PHP_EOL; |
| 708 |
$result .= $this->indent( 3 ) . '<wp:status>' . $this->wxr_cdata( $post->post_status ) . '</wp:status>' . PHP_EOL; |
| 709 |
$result .= $this->indent( 3 ) . '<wp:post_parent>' . $this->wxr_cdata( $post->post_parent ) . '</wp:post_parent>' . PHP_EOL; |
| 710 |
$result .= $this->indent( 3 ) . '<wp:menu_order>' . (int) $post->menu_order . '</wp:menu_order>' . PHP_EOL; |
| 711 |
$result .= $this->indent( 3 ) . '<wp:post_type>' . $this->wxr_cdata( $post->post_type ) . '</wp:post_type>' . PHP_EOL; |
| 712 |
$result .= $this->indent( 3 ) . '<wp:post_password>' . $this->wxr_cdata( $post->post_password ) . '</wp:post_password>' . PHP_EOL; |
| 713 |
$result .= $this->indent( 3 ) . '<wp:is_sticky>' . ( is_sticky( $post->ID ) ? 1 : 0 ) . '</wp:is_sticky>' . PHP_EOL; |
| 714 |
|
| 715 |
if ( 'attachment' === $post->post_type ) { |
| 716 |
$result .= $this->indent( 3 ) . '<wp:attachment_url>' . $this->wxr_cdata( wp_get_attachment_url( $post->ID ) ) . '</wp:attachment_url>' . PHP_EOL; |
| 717 |
} |
| 718 |
|
| 719 |
$result .= $this->wxr_post_taxonomy( $post ); |
| 720 |
|
| 721 |
$postmeta = $this->wpdb->get_results( $this->wpdb->prepare( "SELECT * FROM {$this->wpdb->postmeta} WHERE post_id = %d", $post->ID ) );// phpcs:ignore |
| 722 |
foreach ( $postmeta as $meta ) { |
| 723 |
/** |
| 724 |
* Filters whether to selectively skip post meta used for WXR exports. |
| 725 |
* |
| 726 |
* Returning a truthy value from the filter will skip the current meta |
| 727 |
* object from being exported. |
| 728 |
* |
| 729 |
* @param bool $skip Whether to skip the current post meta. Default false. |
| 730 |
* @param string $meta_key Current meta key. |
| 731 |
* @param object $meta Current meta object. |
| 732 |
* |
| 733 |
* @since 3.3.0 |
| 734 |
* |
| 735 |
*/ |
| 736 |
if ( apply_filters( 'wxr_export_skip_postmeta', false, $meta->meta_key, $meta ) ) { |
| 737 |
continue; |
| 738 |
} |
| 739 |
|
| 740 |
$result .= $this->indent( 3 ) . '<wp:postmeta>' . PHP_EOL; |
| 741 |
|
| 742 |
$result .= $this->indent( 4 ) . '<wp:meta_key>' . $this->wxr_cdata( $meta->meta_key ) . '</wp:meta_key>' . PHP_EOL; |
| 743 |
$result .= $this->indent( 4 ) . '<wp:meta_value>' . $this->wxr_cdata( $meta->meta_value ) . '</wp:meta_value>' . PHP_EOL; |
| 744 |
|
| 745 |
$result .= $this->indent( 3 ) . '</wp:postmeta>' . PHP_EOL; |
| 746 |
} |
| 747 |
|
| 748 |
$_comments = $this->wpdb->get_results( $this->wpdb->prepare( "SELECT * FROM {$this->wpdb->comments} WHERE comment_post_ID = %d AND comment_approved <> 'spam'", $post->ID ) );// phpcs:ignore |
| 749 |
$comments = array_map( 'get_comment', $_comments ); |
| 750 |
foreach ( $comments as $c ) { |
| 751 |
|
| 752 |
$result .= $this->indent( 3 ) . '<wp:comment>' . PHP_EOL; |
| 753 |
|
| 754 |
$result .= $this->indent( 4 ) . '<wp:comment_id>' . (int) $c->comment_ID . '</wp:comment_id>' . PHP_EOL; |
| 755 |
$result .= $this->indent( 4 ) . '<wp:comment_author>' . $this->wxr_cdata( $c->comment_author ) . '</wp:comment_author>' . PHP_EOL; |
| 756 |
$result .= $this->indent( 4 ) . '<wp:comment_author_email>' . $this->wxr_cdata( $c->comment_author_email ) . '</wp:comment_author_email>' . PHP_EOL; |
| 757 |
$result .= $this->indent( 4 ) . '<wp:comment_author_url>' . $this->wxr_cdata( $c->comment_author_url ) . '</wp:comment_author_url>' . PHP_EOL; |
| 758 |
$result .= $this->indent( 4 ) . '<wp:comment_author_IP>' . $this->wxr_cdata( $c->comment_author_IP ) . '</wp:comment_author_IP>' . PHP_EOL; |
| 759 |
$result .= $this->indent( 4 ) . '<wp:comment_date>' . $this->wxr_cdata( $c->comment_date ) . '</wp:comment_date>' . PHP_EOL; |
| 760 |
$result .= $this->indent( 4 ) . '<wp:comment_date_gmt>' . $this->wxr_cdata( $c->comment_date_gmt ) . '</wp:comment_date_gmt>' . PHP_EOL; |
| 761 |
$result .= $this->indent( 4 ) . '<wp:comment_content>' . $this->wxr_cdata( $c->comment_content ) . '</wp:comment_content>' . PHP_EOL; |
| 762 |
$result .= $this->indent( 4 ) . '<wp:comment_approved>' . $this->wxr_cdata( $c->comment_approved ) . '</wp:comment_approved>' . PHP_EOL; |
| 763 |
$result .= $this->indent( 4 ) . '<wp:comment_type>' . $this->wxr_cdata( $c->comment_type ) . '</wp:comment_type>' . PHP_EOL; |
| 764 |
$result .= $this->indent( 4 ) . '<wp:comment_parent>' . $this->wxr_cdata( $c->comment_parent ) . '</wp:comment_parent>' . PHP_EOL; |
| 765 |
$result .= $this->indent( 4 ) . '<wp:comment_user_id>' . (int) $c->user_id . '</wp:comment_user_id>' . PHP_EOL; |
| 766 |
|
| 767 |
$c_meta = $this->wpdb->get_results( $this->wpdb->prepare( "SELECT * FROM {$this->wpdb->commentmeta} WHERE comment_id = %d", $c->comment_ID ) );// phpcs:ignore |
| 768 |
foreach ( $c_meta as $meta ) { |
| 769 |
/** |
| 770 |
* Filters whether to selectively skip comment meta used for WXR exports. |
| 771 |
* |
| 772 |
* Returning a truthy value from the filter will skip the current meta |
| 773 |
* object from being exported. |
| 774 |
* |
| 775 |
* @param bool $skip Whether to skip the current comment meta. Default false. |
| 776 |
* @param string $meta_key Current meta key. |
| 777 |
* @param object $meta Current meta object. |
| 778 |
* |
| 779 |
* @since 4.0.0 |
| 780 |
* |
| 781 |
*/ |
| 782 |
if ( apply_filters( 'wxr_export_skip_commentmeta', false, $meta->meta_key, $meta ) ) { |
| 783 |
continue; |
| 784 |
} |
| 785 |
|
| 786 |
$result .= $this->indent( 4 ) . '<wp:commentmeta>' . PHP_EOL; |
| 787 |
|
| 788 |
$result .= $this->indent( 5 ) . '<wp:meta_key>' . $this->wxr_cdata( $meta->meta_key ) . '</wp:meta_key>' . PHP_EOL; |
| 789 |
$result .= $this->indent( 5 ) . '<wp:meta_value>' . $this->wxr_cdata( $meta->meta_key ) . '</wp:meta_value>' . PHP_EOL; |
| 790 |
|
| 791 |
$result .= $this->indent( 4 ) . '</wp:commentmeta>' . PHP_EOL; |
| 792 |
} |
| 793 |
|
| 794 |
$result .= $this->indent( 3 ) . '</wp:comment>' . PHP_EOL; |
| 795 |
} |
| 796 |
|
| 797 |
$result .= $this->indent( 2 ) . '</item>' . PHP_EOL; |
| 798 |
} |
| 799 |
} |
| 800 |
} |
| 801 |
|
| 802 |
return $result; |
| 803 |
} |
| 804 |
|
| 805 |
/** |
| 806 |
* Return all navigation menu terms |
| 807 |
* |
| 808 |
* @return string |
| 809 |
*/ |
| 810 |
private function wxr_nav_menu_terms(): string { |
| 811 |
$args = []; |
| 812 |
|
| 813 |
if( ! empty( $this->nav_menu_terms ) ) { |
| 814 |
$args['include'] = $this->nav_menu_terms; |
| 815 |
} |
| 816 |
|
| 817 |
$nav_menus = wp_get_nav_menus( $args ); |
| 818 |
if ( empty( $nav_menus ) || ! is_array( $nav_menus ) ) { |
| 819 |
return ''; |
| 820 |
} |
| 821 |
|
| 822 |
$result = ''; |
| 823 |
|
| 824 |
foreach ( $nav_menus as $menu ) { |
| 825 |
$this->terms[ $menu->term_id ] = $menu; |
| 826 |
|
| 827 |
$result .= $this->indent( 2 ) . '<wp:term>' . PHP_EOL; |
| 828 |
$result .= $this->indent( 3 ) . '<wp:term_id>' . (int) $menu->term_id . '</wp:term_id>' . PHP_EOL; |
| 829 |
$result .= $this->indent( 3 ) . '<wp:term_taxonomy>nav_menu</wp:term_taxonomy>' . PHP_EOL; |
| 830 |
$result .= $this->indent( 3 ) . '<wp:term_slug>' . $this->wxr_cdata( $menu->slug ) . '</wp:term_slug>' . PHP_EOL; |
| 831 |
$result .= $this->indent( 3 ) . '<wp:term_name>' . $this->wxr_cdata( $menu->name ) . '</wp:term_name>' . PHP_EOL; |
| 832 |
$result .= $this->indent( 2 ) . '</wp:term>' . PHP_EOL; |
| 833 |
} |
| 834 |
|
| 835 |
return $result; |
| 836 |
} |
| 837 |
|
| 838 |
/** |
| 839 |
* Return list of taxonomy terms, in XML tag format, associated with a post |
| 840 |
* |
| 841 |
* @param object $post |
| 842 |
* |
| 843 |
* @return string |
| 844 |
*/ |
| 845 |
private function wxr_post_taxonomy( $post ): string { |
| 846 |
$result = ''; |
| 847 |
|
| 848 |
$taxonomies = get_object_taxonomies( $post->post_type ); |
| 849 |
|
| 850 |
if ( empty( $taxonomies ) ) { |
| 851 |
return $result; |
| 852 |
} |
| 853 |
|
| 854 |
$terms = wp_get_object_terms( $post->ID, $taxonomies ); |
| 855 |
|
| 856 |
foreach ( (array) $terms as $term ) { |
| 857 |
$result .= $this->indent( 3 ) . "<category domain=\"{$term->taxonomy}\" nicename=\"{$term->slug}\">" . $this->wxr_cdata( $term->name ) . '</category>' . PHP_EOL; |
| 858 |
} |
| 859 |
|
| 860 |
return $result; |
| 861 |
} |
| 862 |
|
| 863 |
/** |
| 864 |
* Get the XML export. |
| 865 |
* |
| 866 |
* @param array $post_ids |
| 867 |
* |
| 868 |
* @return string |
| 869 |
*/ |
| 870 |
private function get_xml_export( array $post_ids ): string { |
| 871 |
$charset = get_bloginfo( 'charset' ); |
| 872 |
$generator = get_the_generator( 'export' ); |
| 873 |
$wxr_version = self::WXR_VERSION; |
| 874 |
$wxr_site_url = $this->wxr_site_url(); |
| 875 |
$rss_info_name = get_bloginfo_rss( 'name' ); |
| 876 |
$rss_info_url = get_bloginfo_rss( 'url' ); |
| 877 |
$rss_info_description = get_bloginfo_rss( 'description' ); |
| 878 |
$rss_info_language = get_bloginfo_rss( 'language' ); |
| 879 |
$pub_date = gmdate( 'D, d M Y H:i:s +0000' ); |
| 880 |
|
| 881 |
$dynamic = $this->wxr_authors_list( $post_ids ); |
| 882 |
|
| 883 |
ob_start(); |
| 884 |
/** This action is documented in wp-includes/feed-rss2.php */ |
| 885 |
do_action( 'rss2_head' ); |
| 886 |
$rss2_head = ob_get_clean(); |
| 887 |
|
| 888 |
$dynamic .= $rss2_head; |
| 889 |
|
| 890 |
if ( 'all' === $this->args['content'] || 'nav_menu_item' === $this->args['content'] ) { |
| 891 |
$dynamic .= $this->wxr_nav_menu_terms(); |
| 892 |
} |
| 893 |
|
| 894 |
$dynamic .= $this->wxr_terms_list( $this->get_terms( $post_ids ) ); |
| 895 |
$dynamic .= $this->wxr_posts_list( $post_ids ); |
| 896 |
|
| 897 |
$result = <<<EOT |
| 898 |
<?xml version="1.0" encoding="$charset" ?> |
| 899 |
<!-- This is a WordPress eXtended RSS file generated by WordPress as an export of your site. --> |
| 900 |
<!-- It contains information about your site's posts, pages, comments, categories, and other content. --> |
| 901 |
<!-- You may use this file to transfer that content from one site to another. --> |
| 902 |
<!-- This file is not intended to serve as a complete backup of your site. --> |
| 903 |
|
| 904 |
<!-- To import this information into a WordPress site follow these steps: --> |
| 905 |
<!-- 1. Log in to that site as an administrator. --> |
| 906 |
<!-- 2. Go to Tools: Import in the WordPress admin panel. --> |
| 907 |
<!-- 3. Install the "WordPress" importer from the list. --> |
| 908 |
<!-- 4. Activate & Run Importer. --> |
| 909 |
<!-- 5. Upload this file using the form provided on that page. --> |
| 910 |
<!-- 6. You will first be asked to map the authors in this export file to users --> |
| 911 |
<!-- on the site. For each author, you may choose to map to an --> |
| 912 |
<!-- existing user on the site or to create a new user. --> |
| 913 |
<!-- 7. WordPress will then import each of the posts, pages, comments, categories, etc. --> |
| 914 |
<!-- contained in this file into your site. --> |
| 915 |
$generator |
| 916 |
<rss version="2.0" |
| 917 |
xmlns:excerpt="http://wordpress.org/export/$wxr_version/excerpt/" |
| 918 |
xmlns:content="http://purl.org/rss/1.0/modules/content/" |
| 919 |
xmlns:wfw="http://wellformedweb.org/CommentAPI/" |
| 920 |
xmlns:dc="http://purl.org/dc/elements/1.1/" |
| 921 |
xmlns:wp="http://wordpress.org/export/$wxr_version/" |
| 922 |
> |
| 923 |
<channel> |
| 924 |
<title>$rss_info_name</title> |
| 925 |
<link>$rss_info_url</link> |
| 926 |
<description>$rss_info_description</description> |
| 927 |
<pubDate>$pub_date</pubDate> |
| 928 |
<language>$rss_info_language</language> |
| 929 |
<wp:wxr_version>$wxr_version</wp:wxr_version> |
| 930 |
<wp:base_site_url>$wxr_site_url</wp:base_site_url> |
| 931 |
<wp:base_blog_url>$rss_info_url</wp:base_blog_url> |
| 932 |
$dynamic |
| 933 |
</channel> |
| 934 |
</rss> |
| 935 |
EOT; |
| 936 |
|
| 937 |
return $result; |
| 938 |
} |
| 939 |
|
| 940 |
public function __construct( array $args = [] ) { |
| 941 |
global $wpdb; |
| 942 |
|
| 943 |
$this->args = wp_parse_args( $args, self::$default_args ); |
| 944 |
|
| 945 |
$this->wpdb = $wpdb; |
| 946 |
} |
| 947 |
} |
| 948 |
|
