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<?php |
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|
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namespace WPDeveloper\BetterDocs\Shortcodes; |
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|
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use WPDeveloper\BetterDocs\Core\Query; |
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use WPDeveloper\BetterDocs\Utils\Helper; |
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use WPDeveloper\BetterDocs\Core\Settings; |
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use WPDeveloper\BetterDocs\Core\Shortcode; |
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use WPDeveloper\BetterDocs\Admin\Customizer\Defaults; |
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|
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class SearchForm extends Shortcode { |
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public function __construct( Settings $settings, Query $query, Helper $helper, Defaults $defaults ) { |
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parent::__construct( $settings, $query, $helper, $defaults ); |
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|
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add_action( 'wp_ajax_nopriv_betterdocs_get_search_result', [ $this, 'get_search_results' ] ); |
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add_action( 'wp_ajax_betterdocs_get_search_result', [ $this, 'get_search_results' ] ); |
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} |
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|
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/** |
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* Modify search query to properly handle non-English characters |
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* |
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* @param string $search The search SQL for WHERE clause |
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* @param WP_Query $query The WP_Query instance |
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* @return string Modified search SQL |
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*/ |
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public function improve_search_for_non_english( $search, $query ) { |
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global $wpdb; |
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|
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// Only modify our BetterDocs search queries |
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if ( ! isset( $query->query_vars['post_type'] ) || $query->query_vars['post_type'] !== 'docs' ) { |
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return $search; |
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} |
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|
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// Only modify if there's a search term |
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if ( empty( $query->query_vars['s'] ) ) { |
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return $search; |
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} |
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|
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$search_term = $query->query_vars['s']; |
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|
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// If the search term contains non-ASCII characters, we need to ensure proper UTF-8 handling |
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if ( preg_match('/[^\x00-\x7F]/', $search_term) ) { |
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// Get the search term with proper escaping |
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$like = '%' . $wpdb->esc_like( $search_term ) . '%'; |
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|
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// Build a UTF-8 compatible search query |
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// Search in post_title, post_content, and post_excerpt |
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// Note: Removed COLLATE clause to avoid collation mismatch with TranslatePress tables |
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$search = $wpdb->prepare( |
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" AND ( |
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({$wpdb->posts}.post_title LIKE %s) |
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OR ({$wpdb->posts}.post_content LIKE %s) |
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OR ({$wpdb->posts}.post_excerpt LIKE %s)", |
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$like, |
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$like, |
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$like |
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); |
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|
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// If TranslatePress is active, also search in the translation dictionary |
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if ( class_exists( '\TRP_Translate_Press' ) ) { |
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// Get language codes |
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$lang_codes = $this->get_trp_language_code(); |
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$default_lang = $lang_codes['default_language']; |
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$current_lang = $lang_codes['current_language']; |
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|
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// Only search in translation table if current language is different from default |
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if ( $default_lang !== $current_lang ) { |
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// TranslatePress table naming: wp_trp_dictionary_{default_lang}_{current_lang} |
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$trp_table = $wpdb->prefix . 'trp_dictionary_' . $default_lang . '_' . $current_lang; |
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|
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if ( $this->table_exists( $trp_table ) ) { |
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|
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$trp_search = $wpdb->prepare( |
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" OR EXISTS ( |
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SELECT 1 FROM {$trp_table} trp |
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WHERE (trp.original LIKE %s OR trp.translated LIKE %s) |
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AND trp.status != 2 |
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AND ( |
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{$wpdb->posts}.post_title COLLATE utf8mb4_unicode_ci = trp.original COLLATE utf8mb4_unicode_ci |
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OR {$wpdb->posts}.post_content COLLATE utf8mb4_unicode_ci LIKE CONCAT('%%', trp.original COLLATE utf8mb4_unicode_ci, '%%') |
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OR {$wpdb->posts}.post_excerpt COLLATE utf8mb4_unicode_ci = trp.original COLLATE utf8mb4_unicode_ci |
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) |
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)", |
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$like, |
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$like |
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); |
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|
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$search .= $trp_search; |
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} |
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} |
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} |
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|
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|
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$search .= " ) "; |
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} |
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|
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return $search; |
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} |
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|
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/** |
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* Get TranslatePress language codes (default and current) for table name construction |
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* |
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* @return array Array with 'default_language' and 'current_language' keys |
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*/ |
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private function get_trp_language_code() { |
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$result = [ |
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'default_language' => 'en_US', |
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'current_language' => 'en_US' |
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]; |
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|
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if ( class_exists( '\TRP_Translate_Press' ) ) { |
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$trp = \TRP_Translate_Press::get_trp_instance(); |
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if ( isset( $trp ) && method_exists( $trp, 'get_component' ) ) { |
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$trp_settings = $trp->get_component( 'settings' ); |
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|
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// Get default language from settings |
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if ( $trp_settings ) { |
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$settings = $trp_settings->get_settings(); |
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if ( isset( $settings['default-language'] ) ) { |
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$result['default_language'] = strtolower( $settings['default-language'] ); |
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} |
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} |
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|
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// Get current language from global variable |
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global $TRP_LANGUAGE; |
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if ( isset( $TRP_LANGUAGE ) && ! empty( $TRP_LANGUAGE ) ) { |
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$result['current_language'] = strtolower( $TRP_LANGUAGE ); |
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} |
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} |
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} |
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|
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return $result; |
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} |
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|
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/** |
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* Check if a database table exists |
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*/ |
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private function table_exists( $table_name ) { |
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global $wpdb; |
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$result = $wpdb->get_var( $wpdb->prepare( "SHOW TABLES LIKE %s", $table_name ) ); |
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return $result === $table_name; |
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} |
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|
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public function get_style_depends() { |
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$handlers = [ 'betterdocs-search' ]; |
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return $handlers; |
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} |
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|
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public function get_script_depends() { |
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$handlers = [ 'betterdocs-search']; |
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|
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if ( is_tax() ) { |
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$handlers[] = 'betterdocs-glossaries'; |
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} |
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return $handlers; |
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} |
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|
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public function get_search_results() { |
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global $wpdb; |
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$search_input = isset( $_POST['search_input'] ) ? sanitize_text_field( $_POST['search_input'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing |
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$search_cat = isset( $_POST['search_cat'] ) ? wp_strip_all_tags( $_POST['search_cat'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing |
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$lang = isset( $_POST['lang'] ) ? wp_strip_all_tags( $_POST['lang'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing |
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$kb_slug = isset( $_POST['kb_slug'] ) ? sanitize_text_field( $_POST['kb_slug'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing |
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|
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$tax_query = []; |
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if ( $search_cat ) { |
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$tax_query = [ |
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[ |
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'taxonomy' => 'doc_category', |
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'field' => 'slug', |
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'terms' => $search_cat, |
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'operator' => 'AND', |
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'include_children' => true |
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] |
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]; |
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} |
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|
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// Don't build KB tax_query here - let the MultipleKB filter handle it |
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// We just pass kb_slug in the args |
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|
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$term = get_term_by( 'slug', $search_cat ); |
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|
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$post_status = ['publish']; |
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|
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if( current_user_can( 'read_private_docs' ) ) { |
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array_push($post_status, 'private'); |
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} |
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|
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$args = [ |
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'term_id' => isset( $term->term_id ) ? $term->term_id : 0, |
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'post_type' => 'docs', |
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'post_status' => $post_status, |
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'posts_per_page' => -1, |
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'suppress_filters' => false, |
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's' => $search_input, |
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'orderby' => 'relevance', |
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'tax_query' => $tax_query, |
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'kb_slug' => $kb_slug |
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]; |
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|
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// Handle WPML multilingual search |
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if ( is_plugin_active( 'sitepress-multilingual-cms/sitepress.php' ) ) { |
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// If search term contains non-ASCII characters (e.g., Chinese, Japanese, Bangla), |
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// search across all languages to find translated posts |
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if ( preg_match('/[^\x00-\x7F]/', $search_input) ) { |
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// Non-ASCII search: bypass WPML language filtering but allow posts_search filter |
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// This allows searching across all languages |
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$args['suppress_filters'] = true; |
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} else { |
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// ASCII-only search (English), use WPML filters to restrict to current language |
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$args['suppress_filters'] = false; |
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$args['lang'] = ICL_LANGUAGE_CODE; |
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} |
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} |
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// Handle TranslatePress - always allow posts_search filter for non-ASCII |
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elseif ( class_exists( '\TRP_Translate_Press' ) && preg_match('/[^\x00-\x7F]/', $search_input) ) { |
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// For TranslatePress, we need posts_search filter to run |
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$args['suppress_filters'] = false; |
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} |
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|
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// Add filter to improve search for non-English characters |
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add_filter( 'posts_search', [ $this, 'improve_search_for_non_english' ], 10, 2 ); |
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|
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$search_results = $this->query->get_posts( $args ); |
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|
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// Remove filter after query to avoid affecting other queries |
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remove_filter( 'posts_search', [ $this, 'improve_search_for_non_english' ], 10 ); |
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|
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$response = []; |
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|
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ob_start(); |
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betterdocs()->views->get( |
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'shortcode-parts/search-results', |
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[ |
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'search_results' => $search_results, |
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'search_input' => $search_input |
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] |
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); |
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|
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$_output = ob_get_clean(); |
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|
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$_input_not_found = ''; |
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if ( ! $search_results->have_posts() ) { |
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$_input_not_found = $search_input; |
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} |
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|
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$response['post_lists'] = $_output; |
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|
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if ( $_output && strlen( $search_input ) >= 3 ) { |
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betterdocs()->query->insert_search_keyword( $search_input, $_input_not_found ); |
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} |
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|
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wp_reset_postdata(); |
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|
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wp_send_json_success( $response ); |
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} |
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|
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public function get_name() { |
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return 'betterdocs_search_form'; |
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} |
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|
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/** |
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* Summary of default_attributes |
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* @return array |
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*/ |
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public function default_attributes() { |
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return apply_filters( |
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'betterdocs_search_form_attr', |
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[ |
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'placeholder' => __( 'Search', 'betterdocs' ), |
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'heading' => '', |
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'subheading' => '', |
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'heading_tag' => 'h1', |
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'subheading_tag' => 'p', |
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'kb_based_search' => '' |
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] |
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); |
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} |
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|
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public function render( $atts, $content = null ) { |
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$kb_based_search = isset( $atts['kb_based_search'] ) ? sanitize_text_field( $atts['kb_based_search'] ) : ''; |
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|
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betterdocs()->assets->localize( |
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'betterdocs-search', |
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'betterdocsSearchConfigTwo', |
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[ |
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'is_post_type_archive' => is_post_type_archive( 'docs' ), |
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'kb_based_search' => $kb_based_search |
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] |
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); |
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|
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$this->views( 'shortcodes/search' ); |
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} |
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} |
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|
