| Current Path : /storage/v11800/abaniliving-com/public_html/wp-content/plugins/advanced-woo-search/includes/ |
Linux v11800 5.3.0-1023-aws #25~18.04.1-Ubuntu SMP Fri Jun 5 15:19:18 UTC 2020 aarch64
|
| Current File : /storage/v11800/abaniliving-com/public_html/wp-content/plugins/advanced-woo-search/includes/class-aws-search.php |
<?php
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'AWS_Search' ) ) :
/**
* Class for plugin search
*/
class AWS_Search {
/**
* @var AWS_Search Array of all plugin data $data
*/
private $data = array();
/**
* @var AWS_Search Current language $lang
*/
private $lang = 0;
/**
* Return a singleton instance of the current class
*
* @return object
*/
public static function factory() {
static $instance = false;
if ( ! $instance ) {
$instance = new self();
$instance->setup();
}
return $instance;
}
/**
* Constructor
*/
public function __construct() {}
/**
* Setup actions and filters for all things settings
*/
public function setup() {
$this->data['settings'] = get_option( 'aws_settings' );
if ( isset( $_REQUEST['wc-ajax'] ) ) {
add_action( 'wc_ajax_aws_action', array( $this, 'action_callback' ) );
} else {
add_action( 'wp_ajax_aws_action', array( $this, 'action_callback' ) );
add_action( 'wp_ajax_nopriv_aws_action', array( $this, 'action_callback' ) );
}
}
/*
* AJAX call action callback
*/
public function action_callback() {
if ( ! defined( 'DOING_AJAX' ) ) {
define( 'DOING_AJAX', true );
}
if ( ! headers_sent() && isset( $_REQUEST['typedata'] ) ) {
header( 'Content-Type: application/json; charset=' . get_option( 'blog_charset' ) );
}
ob_start();
$search_results = $this->search();
ob_end_clean();
echo json_encode( $search_results );
die;
}
/*
* Search
*/
public function search( $keyword = '', $output = 'all' ) {
global $wpdb;
$this->lang = isset( $_REQUEST['lang'] ) ? sanitize_text_field( $_REQUEST['lang'] ) : '';
if ( $this->lang ) {
do_action( 'wpml_switch_language', $this->lang );
}
$cache = AWS()->get_settings( 'cache' );
$s = $keyword ? esc_attr( $keyword ) : ( isset( $_POST['keyword'] ) ? esc_attr( $_POST['keyword'] ) : '' );
$s = htmlspecialchars_decode( $s );
$this->data['s_nonormalize'] = $s;
$s = AWS_Helpers::normalize_string( $s );
/**
* Fires each time when performing the search
* @since 1.59
* @param string $s Search query
*/
do_action( 'aws_search_start', $s );
$cache_option_name = '';
if ( $cache === 'true' && ! $keyword && $output === 'all' ) {
$cache_option_name = AWS()->cache->get_cache_name( $s );
$res = AWS()->cache->get_from_cache_table( $cache_option_name );
if ( $res ) {
$cached_value = json_decode( $res );
if ( $cached_value && ! empty( $cached_value ) ) {
return $cached_value;
}
}
}
$search_archives = AWS()->get_settings( 'search_archives' );
$show_cats = ( isset( $search_archives['archive_category'] ) && $search_archives['archive_category'] ) ? 'true' : 'false';
$show_tags = ( isset( $search_archives['archive_tag'] ) && $search_archives['archive_tag'] ) ? 'true' : 'false';
$results_num = $keyword ? apply_filters( 'aws_page_results', 100 ) : AWS()->get_settings( 'results_num' );
$pages_results_num = AWS()->get_settings( 'pages_results_num' );
$search_in = AWS()->get_settings( 'search_in' );
$outofstock = AWS()->get_settings( 'outofstock' );
$search_rule = AWS()->get_settings( 'search_rule' );
$search_words_num = AWS()->get_settings( 'search_words_num' );
$fuzzy = AWS()->get_settings( 'fuzzy' );
$search_in_arr = array();
if ( is_array( $search_in ) && ! empty( $search_in ) ) {
foreach( $search_in as $search_in_source => $search_in_active ) {
if ( $search_in_active ) {
$search_in_arr[] = $search_in_source;
}
}
} elseif ( is_string( $search_in ) && $search_in ) {
$search_in_arr = explode( ',', $search_in );
}
$products_array = array();
$tax_to_display = array();
$custom_tax_array = array();
$this->data['s'] = $s;
$this->data['results_num'] = $results_num;
$this->data['pages_results_num'] = $pages_results_num;
$this->data['search_terms'] = array();
$this->data['search_in'] = $search_in_arr;
$this->data['outofstock'] = $outofstock;
$this->data['search_rule'] = $search_rule;
$this->data['search_words_num'] = $search_words_num;
$this->data['fuzzy'] = $fuzzy;
$this->data['is_search_page'] = !! $keyword;
$search_array = array_unique( explode( ' ', $s ) );
$search_array = AWS_Helpers::filter_stopwords( $search_array );
if ( is_array( $search_array ) && ! empty( $search_array ) ) {
foreach ( $search_array as $search_term ) {
$search_term = trim( $search_term );
if ( $search_term ) {
$this->data['search_terms'][] = $search_term;
}
}
}
if ( $this->data['search_words_num'] && count( $this->data['search_terms'] ) > intval( $this->data['search_words_num'] ) ) {
$this->data['search_terms'] = array_slice( $this->data['search_terms'], 0, intval( $this->data['search_words_num'] ) );
}
// if ( empty( $this->data['search_terms'] ) ) {
// $this->data['search_terms'][] = '';
// }
/**
* Filter search data parameters
* @since 2.50
* @param array $this->data Array of data parameters
*/
$this->data = apply_filters( 'aws_search_data_parameters', $this->data );
$posts_ids = array();
if ( ! empty( $this->data['search_terms'] ) ) {
if ( ! empty( $this->data['search_in'] ) && $this->data['results_num'] ) {
$posts_ids = $this->query_index_table();
// try to fix misspellings
if ( empty( $posts_ids ) && ( $fuzzy === 'true' || $fuzzy === 'true_text' ) ) {
$similar_terms_obj = new AWS_Similar_Terms( $this->data );
$similar_terms_res = $similar_terms_obj->get_similar_terms();
if ( ! empty( $similar_terms_res ) && ! empty( $similar_terms_res['all'] ) ) {
$this->data['similar_terms'] = $similar_terms_res;
$similar_terms = $similar_terms_res['all'];
$this->data['search_terms'] = $similar_terms;
$posts_ids = $this->query_index_table();
}
}
}
if ( $output === 'all' ) {
if ( $show_cats === 'true' ) {
$tax_to_display[] = 'product_cat';
}
if ( $show_tags === 'true' ) {
$tax_to_display[] = 'product_tag';
}
/**
* Filters array of custom taxonomies that must be displayed in search results
*
* @since 1.68
*
* @param array $taxonomies_archives Array of custom taxonomies
* @param string $s Search query
*/
$taxonomies_archives = apply_filters( 'aws_search_results_tax_archives', $tax_to_display, $s );
if ( $taxonomies_archives && is_array( $taxonomies_archives ) && ! empty( $taxonomies_archives ) ) {
$tax_search = new AWS_Tax_Search( $taxonomies_archives, $this->data );
$custom_tax_array = $tax_search->get_results();
}
}
}
/**
* Filters array of products ids
* @since 1.53
* @param array $posts_ids Array of products ids
* @param string $s Search query
* @param array $this->data Array of search data ( since 3.09 )
*/
$posts_ids = apply_filters( 'aws_search_results_products_ids', $posts_ids, $s, $this->data );
if ( empty( $posts_ids ) && empty( $custom_tax_array ) ) {
/**
* If no search results - apply filter to add custom ones
* @since 3.09
* @param array $posts_ids Array of products ids
* @param string $s Search query
* @param array $this->data Array of search data
*/
$posts_ids = apply_filters( 'aws_search_no_results', $posts_ids, $s, $this->data );
}
// Return array of its to short-circuit search return
if ( $output === 'ids' ) {
return $posts_ids;
}
$products_array = $this->get_products( $posts_ids );
$result_array = array(
'tax' => $custom_tax_array,
'products' => $products_array,
);
/**
* Filters array of all results data before they displayed in search results
*
* @since 1.43
*
* @param array $brands_array Array of products data
* @param string $s Search query
*/
$result_array = apply_filters( 'aws_search_results_all', $result_array, $s );
$result_array['data'] = AWS_Helpers::get_custom_results_data( array( 'products' => $products_array, 'tax' => $custom_tax_array ), $this->data );
if ( $cache === 'true' && ! $keyword && $output === 'all' ) {
AWS()->cache->insert_into_cache_table( $cache_option_name, $result_array );
}
return $result_array;
}
/*
* Query in index table
*/
private function query_index_table() {
global $wpdb;
$table_name = $wpdb->prefix . AWS_INDEX_TABLE_NAME;
$search_in_arr = $this->data['search_in'];
$results_num = $this->data['results_num'];
$outofstock = $this->data['outofstock'];
$search_rule = $this->data['search_rule'];
$reindex_version = get_option( 'aws_reindex_version' );
$query = array();
$query['select'] = '';
$query['search'] = '';
$query['relevance'] = '';
$query['stock'] = '';
$query['visibility'] = '';
$query['exclude_products'] = '';
$query['lang'] = '';
$search_array = array();
$relevance_array = array();
$new_relevance_array = array();
/**
* Filters array of search terms before generating SQL query
*
* @since 1.49
*
* @param array $this->data['search_terms'] Array of search terms
*/
$this->data['search_terms'] = apply_filters( 'aws_search_terms', $this->data['search_terms'] );
/**
* Multiplier for relevance score depending on number of terms repeats
* @since 3.06
* @param array $this->data Search parameters
*/
$count_multiplier = apply_filters( 'aws_relevance_count_multiplier', '1 + (count-1)/5', $this->data );
$relevance_scores = AWS_Helpers::get_relevance_scores( $this->data );
foreach ( $this->data['search_terms'] as $search_term ) {
$search_term_len = strlen( $search_term );
$is_normal_term = $search_term_len > 1;
$relevance_params = array(
'title' => array(
'full' => $relevance_scores['title'] + 20 * $search_term_len,
'like' => $relevance_scores['title'] / 5 + 2 * $search_term_len,
),
'content' => array(
'full' => $relevance_scores['content'] + 4 * $search_term_len,
'like' => $relevance_scores['content'] + 1 * $search_term_len,
),
'excerpt' => array(
'full' => $relevance_scores['content'] + 4 * $search_term_len,
'like' => $relevance_scores['content'] + 1 * $search_term_len,
),
'category' => array(
'full' => $relevance_scores['other'],
'like' => $relevance_scores['other'] / 5,
),
'tag' => array(
'full' => $relevance_scores['other'],
'like' => $relevance_scores['other'] / 5,
),
'sku' => array(
'full' => $relevance_scores['sku'],
'like' => $relevance_scores['sku'] / 5,
),
'id' => array(
'full' => $relevance_scores['id'],
'like' => $relevance_scores['id'] / 10,
),
);
/**
* Array of relevance parameters
* @since 2.88
* @param array $relevance_params Array of relevance parameters
* @param array $relevance_scores Array of relevance scores
* @param string $search_term Search term
* @param array $data Array of search query related data
*/
$relevance_params = apply_filters( 'aws_relevance_parameters', $relevance_params, $relevance_scores, $search_term, $this->data );
$search_term_norm = AWS_Plurals::singularize( $search_term );
if ( $search_term_norm && $search_term_len > 3 && strlen( $search_term_norm ) > 2 ) {
$search_term = $search_term_norm;
}
if ( $search_rule === 'begins' ) {
$like = $wpdb->esc_like( $search_term ) . '%';
} else {
$like = '%' . $wpdb->esc_like( $search_term ) . '%';
}
if ( $is_normal_term ) {
$search_array[] = $wpdb->prepare( '( term LIKE %s )', $like );
} else {
$search_array[] = $wpdb->prepare( '( term = "%s" )', $search_term );
}
foreach ( $search_in_arr as $search_in_term ) {
if ( isset( $relevance_params[$search_in_term] ) ) {
$relevance = $relevance_params[$search_in_term]['full'];
$relevance_like = $relevance_params[$search_in_term]['like'];
$relevance_array[$search_in_term][] = $wpdb->prepare( "( case when ( term_source = '%s' AND term = '%s' ) then {$relevance} * ( {$count_multiplier} ) else 0 end )", $search_in_term, $search_term );
if ( $is_normal_term ) {
$relevance_array[$search_in_term][] = $wpdb->prepare( "( case when ( term_source = '%s' AND term LIKE %s ) then {$relevance_like} * ( {$count_multiplier} ) else 0 end )", $search_in_term, $like );
}
}
}
}
// Sort 'relevance' queries in the array by search priority
foreach ( $search_in_arr as $search_in_item ) {
if ( isset( $relevance_array[$search_in_item] ) ) {
$new_relevance_array[$search_in_item] = implode( ' + ', $relevance_array[$search_in_item] );
}
}
$query['select'] = ' distinct ID';
$query['relevance'] = sprintf( ' (SUM( %s )) ', implode( ' + ', $new_relevance_array ) );
$query['search'] = sprintf( ' AND ( %s )', implode( ' OR ', $search_array ) );
if ( $reindex_version && version_compare( $reindex_version, '1.16', '>=' ) ) {
if ( $outofstock !== 'true' ) {
$query['stock'] = " AND in_stock = 1";
}
$query['visibility'] = " AND visibility NOT IN ( 'hidden', 'catalog' )";
}
/**
* Exclude certain products from search
*
* @since 1.58
*
* @param array
*/
$exclude_products_filter = apply_filters( 'aws_exclude_products', array() );
if ( $exclude_products_filter && is_array( $exclude_products_filter ) && ! empty( $exclude_products_filter ) ) {
$query['exclude_products'] = sprintf( ' AND ( id NOT IN ( %s ) )', implode( ',', $exclude_products_filter ) );
}
if ( $this->lang ) {
$current_lang = $this->lang;
} else {
$current_lang = AWS_Helpers::get_lang();
}
/**
* Filter current language code
* @since 1.59
* @param string $current_lang Lang code
*/
$current_lang = apply_filters( 'aws_search_current_lang', $current_lang );
if ( $current_lang && $reindex_version && version_compare( $reindex_version, '1.20', '>=' ) ) {
$query['lang'] = $wpdb->prepare( " AND ( lang LIKE %s OR lang = '' )", '%' . $wpdb->esc_like( $current_lang ) . '%' );
}
/**
* Filter search query parameters
* @since 1.67
* @param array $query Query parameters
*/
$query = apply_filters( 'aws_search_query_array', $query );
$sql = "SELECT
{$query['select']},
{$query['relevance']} as relevance
FROM
{$table_name}
WHERE
1=1
{$query['search']}
{$query['stock']}
{$query['visibility']}
{$query['exclude_products']}
{$query['lang']}
GROUP BY ID
having relevance > 0
ORDER BY
relevance DESC, id DESC
LIMIT 0, {$results_num}
";
/**
* Filter search query string
* @since 2.06
* @param array $query Query string
*/
$sql = apply_filters( 'aws_search_query_string', $sql );
$this->data['query_params'] = $query;
$this->data['sql'] = $sql;
$posts_ids = $this->get_posts_ids( $sql );
return $posts_ids;
}
/*
* Get array of included to search result posts ids
*/
private function get_posts_ids( $sql ) {
global $wpdb;
$posts_ids = array();
$search_results = $wpdb->get_results( $sql );
if ( !empty( $search_results ) && !is_wp_error( $search_results ) && is_array( $search_results ) ) {
foreach ( $search_results as $search_result ) {
$post_id = intval( $search_result->ID );
if ( ! in_array( $post_id, $posts_ids ) ) {
$posts_ids[] = $post_id;
}
}
}
unset( $search_results );
return $posts_ids;
}
/*
* Get products info
*/
public function get_products( $posts_ids ) {
$products_array = array();
if ( count( $posts_ids ) > 0 ) {
$show_excerpt = AWS()->get_settings( 'show_excerpt' );
$excerpt_source = AWS()->get_settings( 'desc_source' );
$excerpt_length = AWS()->get_settings( 'excerpt_length' );
$desc_scrap_words = AWS()->get_settings( 'mark_words' );
$highlight_words = AWS()->get_settings( 'highlight' );
$show_price = AWS()->get_settings( 'show_price' );
$show_outofstockprice = AWS()->get_settings( 'show_outofstock_price' );
$show_sale = AWS()->get_settings( 'show_sale' );
$show_image = AWS()->get_settings( 'show_image' );
$show_sku = AWS()->get_settings( 'show_sku' );
$show_stock_status = AWS()->get_settings( 'show_stock' );
$show_featured = AWS()->get_settings( 'show_featured' );
$posts_items = $posts_ids;
foreach ( $posts_items as $post_item ) {
if ( ! is_object( $post_item ) ) {
$product = wc_get_product( $post_item );
} else {
$product = $post_item;
}
if ( ! is_a( $product, 'WC_Product' ) ) {
continue;
}
setup_postdata( $post_item );
$post_id = method_exists( $product, 'get_id' ) ? $product->get_id() : $post_item;
$parent_id = $product->is_type( 'variation' ) && method_exists( $product, 'get_parent_id' ) ? $product->get_parent_id() : $post_id;
/**
* Filter additional product data
* @since 1.60
* @param array $this->data Additional data
* @param int $post_id Product id
* @param object $product Product
*/
$this->data = apply_filters( 'aws_search_data_params', $this->data, $post_id, $product );
$post_data = get_post( $post_id );
$title = $product->get_title();
$title = AWS_Helpers::html2txt( $title );
$excerpt = '';
$price = '';
$on_sale = '';
$image = '';
$sku = '';
$stock_status = '';
$featured = '';
if ( $show_excerpt === 'true' ) {
$excerpt = ( $excerpt_source === 'excerpt' && $post_data->post_excerpt ) ? $post_data->post_excerpt : $post_data->post_content;
$excerpt = AWS_Helpers::html2txt( $excerpt );
$excerpt = str_replace('"', "'", $excerpt);
$excerpt = strip_shortcodes( $excerpt );
$excerpt = AWS_Helpers::strip_shortcodes( $excerpt );
if ( $desc_scrap_words === 'true' ) {
$marked_content = $this->scrap_content( $excerpt );
if ( $marked_content ) {
$excerpt = $marked_content;
}
}
$excerpt = $excerpt_length ? wp_trim_words( $excerpt, $excerpt_length, '...' ) : '';
}
if ( $show_price === 'true' && ( $product->is_in_stock() || ( ! $product->is_in_stock() && $show_outofstockprice === 'true' ) ) ) {
$price = $product->get_price_html();
$price = preg_replace("/<a\s(.+?)>(.+?)<\/a>/is", "<span>$2</span>", $price);
}
if ( $show_sale === 'true' && ( $product->is_in_stock() || ( ! $product->is_in_stock() && $show_outofstockprice === 'true' ) ) ) {
$on_sale = $product->is_on_sale();
}
if ( $show_image === 'true' ) {
$image_id = $product->get_image_id();
$image_size = 'thumbnail';
/**
* Filter products images size
* @since 2.06
* @param string $image_size Image size
*/
$image_size = apply_filters( 'aws_image_size', $image_size );
if ( $image_id ) {
$image_attributes = wp_get_attachment_image_src( $image_id, $image_size );
$image = $image_attributes ? $image_attributes[0] : '';
}
}
if ( $show_sku === 'true' ) {
$sku = $product->get_sku();
}
if ( $show_featured === 'true' ) {
$featured = $product->is_featured();
}
if ( method_exists( $product, 'get_stock_status' ) ) {
$product_stock_status = $product->get_stock_status();
} else {
$product_stock_status = false;
}
if ( $show_stock_status === 'true' ) {
if ( $product->is_in_stock() && $product_stock_status !== 'onbackorder' ) {
$stock_status = array(
'status' => true,
'text' => esc_html__( 'In stock', 'woocommerce' )
);
} else {
$stock_status = array(
'status' => false,
'text' => $product_stock_status === 'onbackorder' ? esc_html__( 'On backorder', 'woocommerce' ) : esc_html__( 'Out of stock', 'woocommerce' )
);
}
}
if ( method_exists( $product, 'get_price' ) ) {
$f_price = $product->get_price();
}
if ( method_exists( $product, 'get_average_rating' ) ) {
$f_rating = $product->get_average_rating();
}
if ( method_exists( $product,'get_review_count' ) ) {
$f_reviews = $product->get_review_count();
}
$f_stock = $product->is_in_stock();
$f_sale = $product->is_on_sale();
// $categories = $product->get_categories( ',' );
// $tags = $product->get_tags( ',' );
if ( $highlight_words === 'true' ) {
$title = $this->highlight_words( $title );
$excerpt = $this->highlight_words( $excerpt );
$sku = $this->highlight_words( $sku );
}
$title = apply_filters( 'aws_title_search_result', $title, $post_id, $product );
$excerpt = apply_filters( 'aws_excerpt_search_result', $excerpt, $post_id, $product );
if ( ! isset( $this->data['is_search_page'] ) || ! $this->data['is_search_page'] ) {
$post_data->post_content = '';
$post_data->post_excerpt = '';
}
$new_result = array(
'id' => $post_id,
'parent_id' => $parent_id,
'title' => $title,
'excerpt' => $excerpt,
'link' => get_permalink( $post_id ),
'image' => $image,
'price' => $price,
'on_sale' => $on_sale,
'sku' => $sku,
'stock_status' => $stock_status,
'featured' => $featured,
'f_price' => $f_price,
'f_rating' => $f_rating,
'f_reviews' => $f_reviews,
'f_stock' => $f_stock,
'f_sale' => $f_sale,
'post_data' => $post_data
);
/**
* Filter single product search result
* @since 2.49
* @param array $new_result Product data array
* @param int $post_id Product id
* @param object $product Product
*/
$new_result = apply_filters( 'aws_search_pre_filter_single_product', $new_result, $post_id, $product );
$products_array[] = $new_result;
wp_reset_postdata();
}
}
/**
* Filter products array before output
* @since 1.60
* @param array $products_array Products array
* @param array $this->data Additional data
*/
$products_array = apply_filters( 'aws_search_pre_filter_products', $products_array, $this->data );
$s = isset( $this->data['s'] ) ? $this->data['s'] : '';
/**
* Filters array of products before they displayed in search results
*
* @since 1.42
*
* @param array $products_array Array of products results
* @param string $s Search query
*/
$products_array = apply_filters( 'aws_search_results_products', $products_array, $s );
return $products_array;
}
/*
* Scrap content excerpt
*/
private function scrap_content( $content ) {
$exact_words = array();
$words = array();
$excerpt_length = AWS()->get_settings( 'excerpt_length' );
foreach( $this->data['search_terms'] as $search_in ) {
$search_in = preg_quote( $search_in, '/' );
$exact_words[] = '\b' . $search_in . '\b';
if ( strlen( $search_in ) > 1 ) {
$words[] = $search_in;
} else {
$words[] = '\b' . $search_in . '\b';
}
}
usort( $exact_words, array( $this, 'sort_by_length' ) );
$exact_words = implode( '|', $exact_words );
usort( $words, array( $this, 'sort_by_length' ) );
$words = implode( '|', $words );
preg_match( '/([^.?!]*?)(' . $exact_words . '){1}(.*?[.!?])/i', $content, $matches );
if ( ! isset( $matches[0] ) ) {
preg_match( '/([^.?!]*?)(' . $words . '){1}(.*?[.!?])/i', $content, $matches );
}
if ( isset( $matches[0] ) ) {
$content = $matches[0];
// Trim to long content
if (str_word_count(strip_tags($content)) > 34) {
if (str_word_count(strip_tags($matches[3])) > 34) {
$matches[3] = wp_trim_words($matches[3], 30, '...');
}
$content = '...' . $matches[2] . $matches[3];
}
} else {
// Get first N sentences
if ( str_word_count( strip_tags( $content ) ) > $excerpt_length ) {
$sentences_array = preg_split( "/(?<=[.!?])/", $content, 10, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
$sentences_string = '';
$str_word_count = 0;
if ( ! empty( $sentences_array ) ) {
foreach ( $sentences_array as $sentence ) {
$str_word_count = $str_word_count + str_word_count( strip_tags( $sentence ) );
if ( $str_word_count <= $excerpt_length ) {
$sentences_string .= $sentence;
} else {
break;
}
}
}
if ( $sentences_string ) {
$content = $sentences_string;
}
}
}
return $content;
}
/*
* Highlight search words
*/
private function highlight_words( $text ) {
if ( ! $text ) {
return $text;
}
$pattern = array();
foreach( $this->data['search_terms'] as $search_in ) {
$search_in = preg_quote( $search_in, '/' );
if ( strlen( $search_in ) > 1 ) {
$pattern[] = '(' . $search_in . ')+';
} else {
$pattern[] = '\b[' . $search_in . ']{1}\b';
}
}
usort( $pattern, array( $this, 'sort_by_length' ) );
$pattern = implode( '|', $pattern );
$pattern = sprintf( '/%s/i', $pattern );
/**
* Tag to use for highlighting search words inside content
* @since 1.88
* @param string Tag for highlighting
*/
$highlight_tag = apply_filters( 'aws_highlight_tag', 'strong' );
$highlight_tag_pattern = '<' . $highlight_tag . '>${0}</' . $highlight_tag . '>';
$text = preg_replace($pattern, $highlight_tag_pattern, $text );
return $text;
}
/*
* Sort array by its values length
*/
private function sort_by_length( $a, $b ) {
return strlen( $b ) - strlen( $a );
}
}
endif;
AWS_Search::factory();
function aws_search( $keyword = '', $output = 'all' ) {
ob_start();
$search_results = AWS_Search::factory()->search( $keyword, $output );
ob_end_clean();
return $search_results;
}