feat: update build where in general search
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vnmedeiros
parent
314e1f3114
commit
310ca1ed02
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@ -39,18 +39,14 @@ class Search_Engine {
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function search_hooks() {
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add_filter( 'posts_join', array( &$this, 'terms_join' ) );
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add_filter( 'posts_join', array( &$this, 'search_metadata_join' ) );
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// add_filter( 'posts_join', array( &$this, 'terms_join' ) );
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// add_filter( 'posts_join', array( &$this, 'search_metadata_join' ) );
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add_filter( 'posts_join', array( &$this, 'relationships_join' ) );
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//add_filter( 'posts_where', array( &$this, 'search_attachments' ) );
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add_filter( 'posts_search', array( &$this, 'search_where' ), 10, 2 );
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add_filter( 'posts_request', array( &$this, 'distinct' ) );
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//add_filter( 'posts_request', array( &$this, 'log_query' ), 10, 2 );
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}
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@ -120,6 +116,72 @@ class Search_Engine {
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}
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}
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private function build_search_terms_query ($type = 'default') {
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global $wpdb;
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$searchQuery = '';
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$seperator = '';
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$not_exact = empty($this->query_instance->query_vars['exact']);
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$terms = $this->get_search_terms();
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foreach ( $terms as $term ) {
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$esc_term = $wpdb->prepare("%s", $not_exact ? "%".$term."%" : $term);
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switch ($type) {
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case 'tax_terms':
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$searchQuery .= "{$seperator}(tter.name LIKE {$esc_term})";
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break;
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case 'meta_terms':
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if (defined('TAINACAN_SEARCH_ENGINE_USING_FULL_TEXT') && TAINACAN_SEARCH_ENGINE_USING_FULL_TEXT === true) {
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$esc_term = $wpdb->prepare("%s", $not_exact ? "*".$term."*" : $term);
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$searchQuery .= "{$seperator}(MATCH (m.meta_value) AGAINST ({$esc_term} IN BOOLEAN MODE))";
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} else {
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$searchQuery .= "{$seperator}(m.meta_value LIKE {$esc_term})";
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}
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break;
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default:
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if ( !empty( $this->relationships ) ) {
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$searchQuery .= "{$seperator}($wpdb->posts.post_title LIKE {$esc_term} OR $wpdb->posts.post_content LIKE {$esc_term} OR p2->posts.post_title LIKE {$esc_term} OR p2.post_content LIKE {$esc_term})";
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} else {
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$searchQuery .= "{$seperator}($wpdb->posts.post_title LIKE {$esc_term} OR $wpdb->posts.post_content LIKE {$esc_term})";
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}
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break;
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}
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$seperator = ' OR ';
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}
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return empty($searchQuery) ? false : "($searchQuery)";
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}
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function get_where_to_term_taxonomies() {
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global $wpdb;
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$join = '';
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$searchTaxQuery = $this->build_search_terms_query('tax_terms');
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if ( $searchTaxQuery != false && $this->is_tainacan_search && !empty( $this->taxonomies ) ) {
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$tax_where = ' ttax.taxonomy IN ( \'' . implode( '\',\'', $this->taxonomies ) . '\' ) ';
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$join = "EXISTS (
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SELECT trel.object_id
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FROM
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$wpdb->term_relationships AS trel
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INNER JOIN $wpdb->term_taxonomy AS ttax ON trel.term_taxonomy_id = ttax.term_taxonomy_id
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INNER JOIN $wpdb->terms AS tter ON ttax.term_id = tter.term_id
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WHERE
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$wpdb->posts.ID = trel.object_id AND $tax_where AND ( $searchTaxQuery )
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)";
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}
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return $join;
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}
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function get_where_to_metadatas() {
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global $wpdb;
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$join = "";
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$searchMetaQuery = $this->build_search_terms_query('meta_terms');
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if ( $searchMetaQuery != false && $this->is_tainacan_search ) {
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$join .= "EXISTS (
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SELECT m.post_id
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FROM $wpdb->postmeta m
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WHERE ( $wpdb->posts.ID = m.post_id AND $searchMetaQuery )
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)";
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}
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return $join;
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}
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// add where clause to the search query
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function search_where( $where, $wp_query ) {
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@ -134,7 +196,11 @@ class Search_Engine {
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return $where;
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$searchQuery = $this->build_search_terms_query();
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$searchQuery = "($searchQuery) OR (tax_terms.contains = TRUE) OR (metas.contains = TRUE) ";
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$searchTaxQuery = $this->get_where_to_term_taxonomies();
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$searchMetaQuery = $this->get_where_to_metadatas();
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$searchQuery = "($searchQuery) ";
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if(!empty($searchTaxQuery)) $searchQuery .= " OR ($searchTaxQuery) ";
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if(!empty($searchMetaQuery)) $searchQuery .= " OR ($searchMetaQuery) ";
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if ( $searchQuery != '' && $searchQuery != '()' ) {
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// lets use _OUR_ query instead of WP's, as we have posts already included in our query as well(assuming it's not empty which we check for)
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@ -154,49 +220,6 @@ class Search_Engine {
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return $query;
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}
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//search attachments
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function search_attachments( $where ) {
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global $wpdb;
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if ( !empty( $this->query_instance->query_vars['s'] ) ) {
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$where = str_replace( '"', '\'', $where );
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if ( !$this->wp_ver28 ) {
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$where = str_replace( " AND (post_status = 'publish'", " AND (post_status = 'publish' OR post_type = 'attachment'", $where );
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$where = str_replace( "AND post_type != 'attachment'", "", $where );
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}
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else {
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$where = str_replace( " AND ($wpdb->posts.post_status = 'publish'", " AND ($wpdb->posts.post_status = 'publish' OR $wpdb->posts.post_type = 'attachment'", $where );
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$where = str_replace( "AND $wpdb->posts.post_type != 'attachment'", "", $where );
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}
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}
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return $where;
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}
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//join for searching metadata
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function search_metadata_join( $join ) {
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if ($this->is_inner_query) {
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return $join;
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}
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global $wpdb;
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if ( $this->is_tainacan_search ) {
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$searchMetaQuery = $this->build_search_terms_query('meta_terms');
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$join .= <<<EOF
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LEFT JOIN
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(
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SELECT
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m.post_id, true as contains
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FROM
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$wpdb->postmeta m
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WHERE
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( $searchMetaQuery )
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) AS metas ON $wpdb->posts.ID = metas.post_id
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EOF;
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}
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return $join;
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}
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// join for relationship metadata
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function relationships_join( $join ) {
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@ -214,61 +237,74 @@ EOF;
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return $join;
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}
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//join for searching taxonomies terms
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function terms_join( $join ) {
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if ($this->is_inner_query) {
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return $join;
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}
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global $wpdb;
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$searchTaxQuery = $this->build_search_terms_query('tax_terms');
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if ( $this->is_tainacan_search && !empty( $this->taxonomies ) ) {
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$tax_where = ' ttax.taxonomy IN ( \'' . implode( '\',\'', $this->taxonomies ) . '\' ) ';
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$join .= <<<EOF
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LEFT JOIN (
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SELECT DISTINCT
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trel.object_id as post_id,
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true as contains
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FROM
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$wpdb->term_relationships AS trel
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INNER JOIN $wpdb->term_taxonomy AS ttax ON trel.term_taxonomy_id = ttax.term_taxonomy_id
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INNER JOIN $wpdb->terms AS tter ON ttax.term_id = tter.term_id
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WHERE
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$tax_where AND ( $searchTaxQuery )
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) tax_terms ON $wpdb->posts.ID = tax_terms.post_id
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EOF;
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}
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return $join;
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}
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// //search attachments
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// function search_attachments( $where ) {
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// global $wpdb;
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// if ( !empty( $this->query_instance->query_vars['s'] ) ) {
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// $where = str_replace( '"', '\'', $where );
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// if ( !$this->wp_ver28 ) {
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// $where = str_replace( " AND (post_status = 'publish'", " AND (post_status = 'publish' OR post_type = 'attachment'", $where );
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// $where = str_replace( "AND post_type != 'attachment'", "", $where );
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// }
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// else {
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// $where = str_replace( " AND ($wpdb->posts.post_status = 'publish'", " AND ($wpdb->posts.post_status = 'publish' OR $wpdb->posts.post_type = 'attachment'", $where );
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// $where = str_replace( "AND $wpdb->posts.post_type != 'attachment'", "", $where );
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// }
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// }
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// return $where;
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// }
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private function build_search_terms_query ($type = 'default') {
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global $wpdb;
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$searchQuery = '(';
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$seperator = '';
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$not_exact = empty($this->query_instance->query_vars['exact']);
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$terms = $this->get_search_terms();
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foreach ( $terms as $term ) {
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$esc_term = $wpdb->prepare("%s", $not_exact ? "%".$term."%" : $term);
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switch ($type) {
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case 'tax_terms':
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$searchQuery .= "{$seperator}(tter.name LIKE {$esc_term})";
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break;
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case 'meta_terms':
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$searchQuery .= "{$seperator}(m.meta_value LIKE {$esc_term})";
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break;
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default:
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if ( !empty( $this->relationships ) ) {
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$searchQuery .= "{$seperator}($wpdb->posts.post_title LIKE {$esc_term} OR $wpdb->posts.post_content LIKE {$esc_term} OR p2->posts.post_title LIKE {$esc_term} OR p2.post_content LIKE {$esc_term})";
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} else {
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$searchQuery .= "{$seperator}($wpdb->posts.post_title LIKE {$esc_term} OR $wpdb->posts.post_content LIKE {$esc_term})";
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}
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break;
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}
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$seperator = ' AND ';
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}
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$searchQuery .= ')';
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return $searchQuery;
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}
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}
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// //join for searching metadata
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// function search_metadata_join( $join ) {
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// if ($this->is_inner_query) {
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// return $join;
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// }
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// global $wpdb;
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// if ( $this->is_tainacan_search ) {
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// $searchMetaQuery = $this->build_search_terms_query('meta_terms');
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// $join .= <<<EOF
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// LEFT JOIN
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// (
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// SELECT
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// m.post_id, true as contains
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// FROM
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// $wpdb->postmeta m
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// WHERE
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// ( $searchMetaQuery )
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// ) AS metas ON $wpdb->posts.ID = metas.post_id
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// EOF;
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// }
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// return $join;
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// }
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// //join for searching taxonomies terms
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// function terms_join( $join ) {
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// if ($this->is_inner_query) {
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// return $join;
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// }
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// global $wpdb;
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// $searchTaxQuery = $this->build_search_terms_query('tax_terms');
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// if ( $this->is_tainacan_search && !empty( $this->taxonomies ) ) {
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// $tax_where = ' ttax.taxonomy IN ( \'' . implode( '\',\'', $this->taxonomies ) . '\' ) ';
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// $join .= <<<EOF
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// LEFT JOIN (
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// SELECT DISTINCT
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// trel.object_id as post_id,
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// true as contains
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// FROM
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// $wpdb->term_relationships AS trel
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// INNER JOIN $wpdb->term_taxonomy AS ttax ON trel.term_taxonomy_id = ttax.term_taxonomy_id
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// INNER JOIN $wpdb->terms AS tter ON ttax.term_id = tter.term_id
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// WHERE
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// $tax_where AND ( $searchTaxQuery )
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// ) tax_terms ON $wpdb->posts.ID = tax_terms.post_id
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// EOF;
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// }
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// return $join;
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// }
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}
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