<?php

/**
 * This class defines all plugin functionality for the site front end.
 *
 * @package IS
 * @since    1.0.0
 */
class IS_Public {
    /**
     * Stores plugin options.
     */
    public $opt;

    /**
     * Core singleton class
     * @var self
     */
    private static $_instance;

    /**
     * Initializes this class and stores the plugin options.
     */
    public function __construct() {
        if ( empty( $this->opt ) ) {
            $is_menu_search = get_option( 'is_menu_search', array() );
            $is_settings = get_option( 'is_settings', array() );
            $this->opt = array_merge( (array) $is_settings, (array) $is_menu_search );
        }
    }

    /**
     * Gets the instance of this class.
     *
     * @return self
     */
    public static function getInstance() {
        if ( !self::$_instance instanceof self ) {
            self::$_instance = new self();
        }
        return self::$_instance;
    }

    /**
     * Enqueues search form stylesheet files.
     */
    function wp_enqueue_styles() {
        global $wp_query;
        $min = ( defined( 'IS_DEBUG' ) && IS_DEBUG ? '' : '.min' );
        if ( !isset( $this->opt['not_load_files']['css'] ) ) {
            wp_enqueue_style(
                'ivory-search-styles',
                plugins_url( '/public/css/ivory-search' . $min . '.css', IS_PLUGIN_FILE ),
                array(),
                IS_VERSION
            );
        }
    }

    /**
     * Enqueues search form script files.
     */
    function wp_enqueue_scripts() {
        global $wp_query;
        $min = ( defined( 'IS_DEBUG' ) && IS_DEBUG ? '' : '.min' );
        if ( !isset( $this->opt['not_load_files']['js'] ) ) {
            wp_enqueue_script(
                'ivory-search-scripts',
                plugins_url( '/public/js/ivory-search' . $min . '.js', IS_PLUGIN_FILE ),
                array('jquery'),
                IS_VERSION,
                true
            );
            $is_analytics = get_option( 'is_analytics', array() );
            $analytics_disabled = ( isset( $is_analytics['disable_analytics'] ) ? $is_analytics['disable_analytics'] : 0 );
            if ( !$analytics_disabled ) {
                $is_temp = array(
                    'is_analytics_enabled' => 1,
                );
                if ( is_search() ) {
                    $is_temp['is_search'] = 1;
                    if ( isset( $_GET['id'] ) ) {
                        $is_temp['is_id'] = sanitize_key( $_GET['id'] );
                    }
                    if ( isset( $_GET['s'] ) ) {
                        $is_temp['is_label'] = sanitize_text_field( $_GET['s'] );
                    }
                    if ( 0 == $wp_query->found_posts ) {
                        $is_temp['is_cat'] = 'Nothing Found';
                    } else {
                        $is_temp['is_cat'] = 'Results Found';
                    }
                }
                wp_localize_script( 'ivory-search-scripts', 'IvorySearchVars', $is_temp );
            }
            wp_register_script(
                'ivory-ajax-search-scripts',
                plugins_url( '/public/js/ivory-ajax-search' . $min . '.js', IS_PLUGIN_FILE ),
                array('jquery'),
                IS_VERSION,
                true
            );
            wp_localize_script( 'ivory-ajax-search-scripts', 'IvoryAjaxVars', array(
                'ajaxurl'    => admin_url( 'admin-ajax.php' ),
                'ajax_nonce' => wp_create_nonce( 'is_ajax_nonce' ),
            ) );
            wp_register_script(
                'is-highlight',
                plugins_url( '/public/js/is-highlight' . $min . '.js', IS_PLUGIN_FILE ),
                array('jquery'),
                IS_VERSION,
                true
            );
            if ( is_search() && isset( $wp_query->query_vars['_is_settings']['highlight_terms'] ) && 0 !== $wp_query->found_posts ) {
                wp_enqueue_script( 'is-highlight' );
            }
        }
        if ( is_search() && isset( $wp_query->query_vars['_is_settings']['highlight_terms'] ) && 0 !== $wp_query->found_posts ) {
            $areas = array(
                '#groups-dir-list',
                '#members-dir-list',
                // BuddyPress compat
                'div.bbp-topic-content,div.bbp-reply-content,li.bbp-forum-info,.bbp-topic-title,.bbp-reply-title',
                // bbPress compat
                'article',
                'div.hentry',
                'div.post',
                '#content',
                '#main',
                'div.content',
                '#middle',
                '#container',
                'div.container',
                'div.page',
                '#wrapper',
                'body',
            );
            $script = 'var is_terms = ';
            $script .= ( isset( $wp_query->query_vars['search_terms'] ) ? wp_json_encode( (array) array_map( 'esc_html', $wp_query->query_vars['search_terms'] ) ) : '[]' );
            $script .= '; var is_areas = ' . wp_json_encode( (array) $areas ) . ';';
            wp_add_inline_script( 'is-highlight', $script, 'before' );
        }
    }

    /**
     * Add classes to body element.
     */
    function is_body_classes( $classes ) {
        $classes[] = get_template();
        return $classes;
    }

    /**
     * Displays menu search form.
     * 
     * @since 4.0
     *
     * @param bool $echo Default to echo and not return the form.
     * @return string|void String when $echo is false.
     */
    function get_menu_search_form( $echo = true ) {
        $result = '';
        $search_form = false;
        $menu_search_form = ( isset( $this->opt['menu_search_form'] ) ? $this->opt['menu_search_form'] : 0 );
        if ( $menu_search_form ) {
            $search_form = IS_Search_Form::get_instance( $menu_search_form );
        }
        if ( !$menu_search_form || !$search_form ) {
            $page = get_page_by_path( 'default-search-form', OBJECT, 'is_search_form' );
            if ( !empty( $page ) ) {
                $search_form = IS_Search_Form::get_instance( $page->ID );
            }
        }
        if ( $search_form ) {
            $atts['id'] = $menu_search_form;
            $display_id = '';
            if ( 0 === $menu_search_form || 'default-search-form' === $search_form->name() ) {
                $display_id = 'n';
            }
            $result = $search_form->form_html( $atts, $display_id );
        }
        if ( $echo ) {
            echo $result;
        } else {
            return $result;
        }
    }

    /**
     * Displays search form in the navigation bar in the front end of site.
     */
    function wp_nav_menu_items( $items, $args ) {
        $menu_name = '';
        if ( is_object( $args->menu ) ) {
            $menu_name = $args->menu->slug;
        } else {
            if ( is_string( $args->menu ) ) {
                $menu_name = $args->menu;
            }
        }
        if ( isset( $this->opt['menus'] ) && isset( $this->opt['menus'][$args->theme_location] ) || isset( $this->opt['menu_name'] ) && isset( $this->opt['menu_name'][$menu_name] ) ) {
            $temp = '';
            if ( isset( $this->opt['menu_gcse'] ) && '' != $this->opt['menu_gcse'] ) {
                $temp .= '<li class="gsc-cse-search-menu">' . $this->opt['menu_gcse'] . '</li>';
            } else {
                $search_class = ( isset( $this->opt['menu_classes'] ) ? $this->opt['menu_classes'] . ' astm-search-menu is-menu ' : ' astm-search-menu is-menu ' );
                $search_class .= ( isset( $this->opt['menu_style'] ) && 'dropdown' != $this->opt['menu_style'] ? $this->opt['menu_style'] : 'is-dropdown' );
                $search_class .= ( isset( $this->opt['first_menu_item'] ) && $this->opt['first_menu_item'] ? ' is-first' : '' );
                $title = ( isset( $this->opt['menu_title'] ) ? $this->opt['menu_title'] : '' );
                $temp .= '<li class="' . esc_attr( $search_class ) . ' menu-item">';
                if ( !isset( $this->opt['menu_style'] ) || $this->opt['menu_style'] != 'default' ) {
                    if ( '' !== $title ) {
                        $link_title = ( apply_filters( 'is_show_menu_link_title', true ) ? 'title="' . esc_attr( $title ) . '"' : '' );
                        $temp .= '<a ' . $link_title . ' href="#" role="button" aria-label="' . __( "Search Title Link", "add-search-to-menu" ) . '">';
                    } else {
                        $temp .= '<a href="#" role="button" aria-label="' . __( "Search Icon Link", "add-search-to-menu" ) . '">';
                    }
                    if ( '' == $title ) {
                        $temp .= '<svg width="20" height="20" class="search-icon" role="img" viewBox="2 9 20 5" focusable="false" aria-label="' . __( "Search", "add-search-to-menu" ) . '">
						<path class="search-icon-path" d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"></path></svg>';
                    } else {
                        $temp .= $title;
                    }
                    $temp .= '</a>';
                }
                if ( !isset( $this->opt['menu_style'] ) || $this->opt['menu_style'] !== 'popup' ) {
                    $temp .= $this->get_menu_search_form( false );
                    if ( !isset( $this->opt['menu_style'] ) || isset( $this->opt['menu_close_icon'] ) && $this->opt['menu_close_icon'] ) {
                        $temp .= '<div class="search-close"></div>';
                    }
                }
                $temp .= '</li>';
            }
            if ( isset( $this->opt['first_menu_item'] ) && $this->opt['first_menu_item'] ) {
                $items = $temp . $items;
            } else {
                $items .= $temp;
            }
        }
        return $items;
    }

    /**
     * Displays search form in mobile header in the front end of site.
     */
    function header_menu_search() {
        $items = '';
        if ( isset( $this->opt['menu_gcse'] ) && $this->opt['menu_gcse'] != '' ) {
            $items .= '<div class="astm-search-menu-wrapper is-menu-wrapper"><div class="gsc-cse-search-menu">' . $this->opt['menu_gcse'] . '</div></div>';
        } else {
            $search_class = ( isset( $this->opt['menu_classes'] ) ? $this->opt['menu_classes'] . ' astm-search-menu is-menu ' : ' astm-search-menu is-menu ' );
            $search_class .= ( isset( $this->opt['menu_style'] ) && 'dropdown' != $this->opt['menu_style'] ? $this->opt['menu_style'] : 'is-dropdown' );
            $title = ( isset( $this->opt['menu_title'] ) ? $this->opt['menu_title'] : '' );
            $items .= '<div class="astm-search-menu-wrapper is-menu-wrapper"><div>';
            $items .= '<span class="' . esc_attr( $search_class ) . '">';
            if ( !isset( $this->opt['menu_style'] ) || $this->opt['menu_style'] != 'default' ) {
                $link_title = ( apply_filters( 'is_show_menu_link_title', true ) ? 'title="' . esc_attr( $title ) . '"' : '' );
                $items .= '<a ' . $link_title . ' href="#" role="button" aria-label="' . __( "Search Icon Link", "add-search-to-menu" ) . '">';
                if ( '' == $title ) {
                    $items .= '<svg width="20" height="20" class="search-icon" role="img" viewBox="2 9 20 5" focusable="false" aria-label="' . __( "Search", "add-search-to-menu" ) . '">
					<path class="search-icon-path" d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"></path></svg>';
                } else {
                    $items .= $title;
                }
                $items .= '</a>';
            }
            if ( !isset( $this->opt['menu_style'] ) || $this->opt['menu_style'] !== 'popup' ) {
                $items .= $this->get_menu_search_form( false );
                if ( !isset( $this->opt['menu_style'] ) || isset( $this->opt['menu_close_icon'] ) && $this->opt['menu_close_icon'] ) {
                    $items .= '<div class="search-close"></div>';
                }
            }
            $items .= '</span></div></div>';
        }
        echo $items;
    }

    /**
     * Adds query vars to searches.
     */
    function query_vars( $vars ) {
        $vars[] = "id";
        return $vars;
    }

    /**
     * Filters search after the query variable object is created, but before the actual query is run.
     */
    function pre_get_posts( $query, $index_search = false ) {
        if ( !$query->is_search() && !$index_search ) {
            return;
        }
        $is_id = '';
        if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
            $is_id = ( isset( $_POST['id'] ) ? sanitize_key( absint( $_POST['id'] ) ) : '-1' );
        } else {
            if ( is_admin() || !$query->is_main_query() && !$index_search ) {
                return;
            }
            $is_id = get_query_var( 'id' );
        }
        if ( '' === $is_id ) {
            if ( isset( $this->opt['default_search'] ) ) {
                return;
            }
            $page = get_page_by_path( 'default-search-form', OBJECT, 'is_search_form' );
            if ( !empty( $page ) ) {
                $is_id = $page->ID;
            }
        }
        if ( !isset( $query->query_vars['s'] ) || empty( $query->query_vars['s'] ) ) {
            $query->set( 's', $query->query['s'] );
            $query->set( 'post__in', false );
            $query->set( 'orderby', 'date' );
        }
        $q = $query->query_vars;
        if ( '' !== $is_id && is_numeric( $is_id ) ) {
            if ( function_exists( 'pll_current_language' ) ) {
                $lang = pll_current_language();
                $query->set( 'lang', $lang );
            }
            if ( isset( $this->opt['stopwords'] ) && (isset( $q['s'] ) && '' !== $q['s']) ) {
                $stopwords = explode( ',', preg_quote( $this->opt['stopwords'] ) );
                $stopwords = array_map( 'trim', $stopwords );
                $q['s'] = preg_replace( '/\\b(' . implode( '|', $stopwords ) . ')\\b/', '', $q['s'] );
                $query->query_vars['s'] = trim( preg_replace( '/\\s\\s+/', ' ', str_replace( "\n", " ", $q['s'] ) ) );
                if ( empty( $query->query_vars['s'] ) || 1 == strlen( $query->query_vars['s'] ) && preg_match( '/[^a-zA-Z\\d]/', $query->query_vars['s'] ) ) {
                    $query->is_home = false;
                    $query->is_404 = true;
                    $query->set( 'post__in', array(9999999999) );
                    return;
                }
            }
            $is_fields = get_post_meta( $is_id );
            if ( !empty( $is_fields ) ) {
                foreach ( $is_fields as $key => $val ) {
                    if ( isset( $val[0] ) && '' !== $val[0] ) {
                        $temp = maybe_unserialize( $val[0] );
                        $query->query_vars[$key] = $temp;
                        switch ( $key ) {
                            case '_is_includes':
                                if ( !empty( $temp ) ) {
                                    $temp = apply_filters( 'is_pre_get_posts_includes', $temp );
                                    foreach ( $temp as $inc_key => $inc_val ) {
                                        if ( is_array( $inc_val ) && !empty( $inc_val ) || '' !== $inc_val ) {
                                            switch ( $inc_key ) {
                                                case 'post__in':
                                                    $query->set( $inc_key, array_values( $inc_val ) );
                                                    break;
                                                case 'post_type':
                                                    $pt_val = array_values( $inc_val );
                                                    $query->set( $inc_key, $pt_val );
                                                    if ( in_array( 'attachment', $inc_val ) ) {
                                                        $query->set( 'post_status', array('publish', 'inherit') );
                                                    }
                                                    break;
                                                case 'tax_query':
                                                    $tax_rel = ( isset( $temp['tax_rel'] ) && 'AND' === $temp['tax_rel'] ? 'AND' : 'OR' );
                                                    $tax_args = array(
                                                        'relation' => $tax_rel,
                                                    );
                                                    $temp2 = array();
                                                    foreach ( $inc_val as $tax_key => $tax_val ) {
                                                        if ( !empty( $tax_val ) ) {
                                                            $tax_arr = array(
                                                                'taxonomy' => $tax_key,
                                                                'field'    => 'term_taxonomy_id',
                                                                'terms'    => array_values( $tax_val ),
                                                            );
                                                            $tax_arr['post_type'] = $temp['tax_post_type'][$tax_key];
                                                            if ( empty( $temp2 ) || !in_array( $temp['tax_post_type'][$tax_key], $temp2 ) ) {
                                                                array_push( $temp2, $temp['tax_post_type'][$tax_key] );
                                                            }
                                                            array_push( $tax_args, $tax_arr );
                                                        }
                                                    }
                                                    if ( count( $temp2 ) > 1 ) {
                                                        $tax_args['relation'] = 'OR';
                                                    }
                                                    $query->set( $inc_key, $tax_args );
                                                    break;
                                                case 'author':
                                                    break;
                                                case 'date_query':
                                                    foreach ( $inc_val as $key => $value ) {
                                                        if ( isset( $inc_val[$key]['date'] ) && !empty( $inc_val[$key]['date'] ) ) {
                                                            $temp = explode( '-', $inc_val[$key]['date'] );
                                                            if ( is_array( $temp ) && !empty( $temp ) ) {
                                                                if ( isset( $temp[0] ) && $temp[0] > 0 && $temp[0] < 32 ) {
                                                                    $inc_val[$key]['day'] = $temp[0];
                                                                }
                                                                if ( isset( $temp[1] ) ) {
                                                                    $inc_val[$key]['month'] = $temp[1];
                                                                }
                                                                if ( isset( $temp[2] ) ) {
                                                                    $inc_val[$key]['year'] = $temp[2];
                                                                }
                                                            }
                                                            unset($inc_val[$key]['date']);
                                                        } else {
                                                            unset($inc_val[$key]);
                                                        }
                                                    }
                                                    if ( !empty( $inc_val['before'] ) || !empty( $inc_val['after'] ) ) {
                                                        $date_args = array_merge( array(
                                                            'inclusive' => true,
                                                        ), $inc_val );
                                                        $query->set( $inc_key, $date_args );
                                                    }
                                                    break;
                                                case 'has_password':
                                                    $temp = ( '1' === $inc_val ? true : FALSE );
                                                    if ( 'null' !== $inc_val ) {
                                                        $query->set( $inc_key, $temp );
                                                    }
                                                    break;
                                                case 'post_status':
                                                    $query->set( $inc_key, array(
                                                        'publish' => 'publish',
                                                        'inherit' => 'inherit',
                                                    ) );
                                                    break;
                                                case 'comment_count':
                                                    break;
                                            }
                                        }
                                    }
                                }
                                break;
                            case '_is_excludes':
                                if ( !empty( $temp ) ) {
                                    $temp = apply_filters( 'is_pre_get_posts_excludes', $temp );
                                    foreach ( $temp as $inc_key => $inc_val ) {
                                        if ( is_array( $inc_val ) && !empty( $inc_val ) || '' !== $inc_val ) {
                                            switch ( $inc_key ) {
                                                case 'post__not_in':
                                                case 'ignore_sticky_posts':
                                                    $values = array();
                                                    if ( isset( $query->query_vars['_is_excludes']['ignore_sticky_posts'] ) ) {
                                                        $values = get_option( 'sticky_posts' );
                                                    }
                                                    if ( isset( $query->query_vars['_is_excludes']['post__not_in'] ) ) {
                                                        $values = array_merge( $values, array_values( $query->query_vars['_is_excludes']['post__not_in'] ) );
                                                        $exclude_child = apply_filters( 'is_exclude_child', false );
                                                        if ( $exclude_child ) {
                                                            $query->set( 'post_parent__not_in', $values );
                                                        }
                                                    }
                                                    $query->set( 'post__not_in', $values );
                                                    break;
                                                case 'tax_query':
                                                    if ( !isset( $query->query_vars['tax_query'] ) ) {
                                                        $tax_args = array();
                                                        foreach ( $inc_val as $tax_key => $tax_val ) {
                                                            if ( !empty( $tax_val ) ) {
                                                                $tax_arr = array(
                                                                    'taxonomy' => $tax_key,
                                                                    'field'    => 'term_taxonomy_id',
                                                                    'terms'    => array_values( $tax_val ),
                                                                    'operator' => 'NOT IN',
                                                                );
                                                                array_push( $tax_args, $tax_arr );
                                                            }
                                                        }
                                                        if ( !empty( $tax_args ) ) {
                                                            array_push( $tax_args, array(
                                                                'relation' => 'AND',
                                                            ) );
                                                            $query->set( $inc_key, $tax_args );
                                                        }
                                                    }
                                                    break;
                                                case 'author':
                                                    break;
                                                case 'woo':
                                                    break;
                                            }
                                        }
                                    }
                                }
                                break;
                            case '_is_settings':
                                if ( !empty( $temp ) ) {
                                    $temp = apply_filters( 'is_pre_get_posts_settings', $temp );
                                    foreach ( $temp as $inc_key => $inc_val ) {
                                        if ( is_array( $inc_val ) && !empty( $inc_val ) || '' !== $inc_val ) {
                                            switch ( $inc_key ) {
                                                case 'posts_per_page':
                                                    $query->set( $inc_key, $inc_val );
                                                    break;
                                                case 'move_sticky_posts':
                                                    if ( !$query->is_paged() && !isset( $query->query_vars['_is_excludes']['ignore_sticky_posts'] ) ) {
                                                        add_filter(
                                                            'the_posts',
                                                            function ( $posts, $query ) {
                                                                if ( $query->is_search() && !empty( $posts ) ) {
                                                                    $sticky_posts = array();
                                                                    foreach ( $posts as $key => $post ) {
                                                                        if ( is_sticky( $post->ID ) ) {
                                                                            $sticky_posts[] = $post;
                                                                            unset($posts[$key]);
                                                                        }
                                                                    }
                                                                    if ( !empty( $sticky_posts ) ) {
                                                                        $posts = array_merge( $sticky_posts, array_values( $posts ) );
                                                                    }
                                                                }
                                                                return $posts;
                                                            },
                                                            99,
                                                            2
                                                        );
                                                    }
                                                    break;
                                                case 'order':
                                                    break;
                                                case 'orderby':
                                                    break;
                                                case 'empty_search':
                                                    // If 's' request variable is set but empty
                                                    if ( isset( $query->query_vars['s'] ) && empty( $query->query_vars['s'] ) ) {
                                                        $query->is_home = false;
                                                        $query->is_404 = true;
                                                    }
                                                    break;
                                            }
                                        }
                                    }
                                }
                                break;
                        }
                    }
                }
            }
        }
        do_action( 'is_pre_get_posts', $query );
        return $query;
    }

    /**
     * Requests distinct results
     * 
     * @return string $distinct
     */
    function posts_distinct_request( $distinct, $query ) {
        if ( (!is_admin() || defined( 'DOING_AJAX' ) && DOING_AJAX) && !empty( $query->query_vars['s'] ) ) {
            return 'DISTINCT';
        }
        return $distinct;
    }

    /**
     * Filters the search SQL that is used in the WHERE clause of WP_Query.
     */
    function posts_search( $search, $query ) {
        $q = $query->query_vars;
        $is_index_search = false;
        if ( !empty( $q['_is_settings']['search_engine'] ) && 'index' === $q['_is_settings']['search_engine'] ) {
            $is_index_search = true;
        }
        if ( empty( $q['search_terms'] ) || !isset( $q['_is_includes'] ) || (is_admin() || !$query->is_main_query() && !$is_index_search) && !(defined( 'DOING_AJAX' ) && DOING_AJAX) ) {
            return $search;
            // skip processing
        } else {
            if ( is_array( $q['search_terms'] ) && 1 == count( $q['search_terms'] ) ) {
                if ( 0 !== strpos( $q['s'], '"' ) ) {
                    $q['search_terms'] = explode( ' ', $q['search_terms'][0] );
                }
            }
        }
        $terms_relation_type = ( isset( $q['_is_settings']['term_rel'] ) && 'OR' === $q['_is_settings']['term_rel'] ? 'OR' : 'AND' );
        if ( isset( $this->opt['synonyms'] ) && 'OR' === $terms_relation_type ) {
            $pairs = preg_split( '/\\r\\n|\\r|\\n/', $this->opt['synonyms'] );
            foreach ( $pairs as $pair ) {
                if ( empty( $pair ) ) {
                    // Skip empty rows.
                    continue;
                }
                $parts = explode( '=', $pair );
                $key = strval( trim( $parts[0] ) );
                $value = trim( $parts[1] );
                if ( ivory_in_arrayi( $key, (array) $q['search_terms'] ) && !ivory_in_arrayi( $value, (array) $q['search_terms'] ) ) {
                    array_push( $q['search_terms'], $value );
                }
                if ( ivory_in_arrayi( $value, (array) $q['search_terms'] ) && !ivory_in_arrayi( $key, (array) $q['search_terms'] ) ) {
                    array_push( $q['search_terms'], $key );
                }
            }
            $query->query_vars['search_terms'] = $q['search_terms'];
        }
        global $wpdb;
        $f = '%';
        $l = '%';
        $like = 'LIKE';
        $fuzzy_match_partial = false;
        if ( !isset( $q['_is_settings']['fuzzy_match'] ) ) {
            $q['_is_settings']['fuzzy_match'] = '2';
            //the default is partial fuzzy match
        }
        if ( '1' == $q['_is_settings']['fuzzy_match'] ) {
            $like = 'REGEXP';
            $f = '([[:space:][:punct:]]|^)';
            $l = '([[:space:][:punct:]]|$)';
        } else {
            if ( '2' == $q['_is_settings']['fuzzy_match'] ) {
                $fuzzy_match_partial = true;
                $like = 'REGEXP';
                $f = '([[:<:]])';
                $l = '([[:>:]])';
                if ( $this->is_icu_regexp() ) {
                    $f = '\\b';
                    $l = '\\b';
                }
            }
        }
        $searchand = '';
        $search = " AND ( ";
        $OR = '';
        foreach ( (array) $q['search_terms'] as $term2 ) {
            if ( 'REGEXP' == $like ) {
                if ( $fuzzy_match_partial ) {
                    $term2 = str_replace( array(']', ')'), array('', ''), $term2 );
                }
                $term2 = str_replace( array('[', '(', ')'), array('[[]', '[(]', '[)]'), $term2 );
            }
            $term = $f . $wpdb->esc_like( $term2 ) . $l;
            if ( $fuzzy_match_partial ) {
                $term2 = str_replace( array('{', '}'), array('', ''), $term2 );
                $term = $f . $wpdb->esc_like( $term2 ) . '|' . $wpdb->esc_like( $term2 ) . $l;
            }
            $OR = '';
            $search .= "{$searchand} (";
            if ( isset( $q['_is_includes']['search_title'] ) ) {
                $search .= $wpdb->prepare( "({$wpdb->posts}.post_title {$like} '%s')", $term );
                $OR = ' OR ';
            }
            if ( isset( $q['_is_includes']['search_content'] ) ) {
                $search .= $OR;
                $search .= $wpdb->prepare( "({$wpdb->posts}.post_content {$like} '%s' AND {$wpdb->posts}.post_password = '')", $term );
                $OR = ' OR ';
            }
            if ( isset( $q['_is_includes']['search_excerpt'] ) ) {
                $search .= $OR;
                $search .= $wpdb->prepare( "({$wpdb->posts}.post_excerpt {$like} '%s')", $term );
                $OR = ' OR ';
            }
            if ( isset( $q['_is_includes']['search_tax_title'] ) || isset( $q['_is_includes']['search_tax_desp'] ) ) {
                $tax_OR = '';
                $search .= $OR;
                $search .= '( ';
                if ( isset( $q['_is_includes']['search_tax_title'] ) ) {
                    $search .= $wpdb->prepare( "( t.name {$like} '%s' )", $term );
                    $tax_OR = ' OR ';
                }
                if ( isset( $q['_is_includes']['search_tax_desp'] ) ) {
                    $search .= $tax_OR;
                    $search .= $wpdb->prepare( "( tt.description {$like} '%s' )", $term );
                }
                $search .= ' )';
                $OR = ' OR ';
            }
            if ( isset( $q['_is_includes']['search_comment'] ) ) {
                $search .= $OR;
                $search .= $wpdb->prepare( "(cm.comment_content {$like} '%s')", $term );
                $OR = ' OR ';
            }
            if ( isset( $q['_is_includes']['search_author'] ) ) {
                $search .= $OR;
                $search .= $wpdb->prepare( "(users.display_name {$like} '%s')", $term );
                $OR = ' OR ';
            }
            if ( isset( $q['_is_includes']['custom_field'] ) ) {
                $meta_key_OR = '';
                $search .= $OR;
                foreach ( $q['_is_includes']['custom_field'] as $key_slug ) {
                    $search .= $wpdb->prepare( "{$meta_key_OR} (pm.meta_key = '%s' AND pm.meta_value {$like} '%s')", $key_slug, $term );
                    $meta_key_OR = ' OR ';
                }
                $OR = ' OR ';
            }
            $search .= ")";
            $searchand = " {$terms_relation_type} ";
        }
        if ( isset( $q['_is_includes']['search_content'] ) && class_exists( 'TablePress' ) ) {
            $search .= $this->tablepress_content_search( (array) $q['search_terms'], $q['_is_settings']['fuzzy_match'], $terms_relation_type );
        }
        if ( '' === $OR ) {
            $search = " AND ( 0 ";
        }
        $search = apply_filters( 'is_posts_search_terms', $search, $q['search_terms'] );
        $search .= ")";
        if ( isset( $q['post_type'] ) && NULL !== $q['post_type'] && !is_array( $q['post_type'] ) ) {
            $q['post_type'] = array($q['post_type']);
        }
        if ( isset( $q['_is_includes']['tax_query'] ) && count( $q['post_type'] ) > 1 ) {
            $search .= " AND ( ( ";
            $OR = '';
            $i = 0;
            $tax_post_type = $q['post_type'];
            foreach ( (array) $q['tax_query'] as $value ) {
                if ( isset( $value['terms'] ) ) {
                    if ( isset( $value['post_type'] ) ) {
                        $tax_post_type = array_diff( $tax_post_type, array($value['post_type']) );
                        if ( 'product' == $value['post_type'] ) {
                            $tax_post_type = array_diff( $tax_post_type, array('product_variation') );
                        }
                    }
                    if ( 'OR' === $q['tax_query']['relation'] ) {
                        $search .= $OR;
                        $search .= "tr.term_taxonomy_id IN (" . implode( ',', $value['terms'] ) . ')';
                        $OR = " " . $q['tax_query']['relation'] . " ";
                    } else {
                        foreach ( $value['terms'] as $term2 ) {
                            $alias = ( $i ? 'tr' . $i : 'tr' );
                            $search .= $OR;
                            $search .= "{$alias}.term_taxonomy_id = " . $term2;
                            $OR = " " . $q['tax_query']['relation'] . " ";
                            $i++;
                        }
                    }
                }
            }
            $search .= ")";
            if ( !empty( $tax_post_type ) ) {
                $search .= " OR {$wpdb->posts}.post_type IN ('" . join( "', '", array_map( 'esc_sql', $tax_post_type ) ) . "')";
            }
            $search .= ")";
            $query->query_vars['tax_query'] = '';
        }
        if ( isset( $q['_is_excludes']['tax_query'] ) ) {
            $AND = '';
            $search .= " AND ( ";
            foreach ( (array) $q['_is_excludes']['tax_query'] as $value ) {
                $search .= $AND;
                $search .= "( {$wpdb->posts}.ID NOT IN ( SELECT {$wpdb->term_relationships}.object_id FROM {$wpdb->term_relationships} WHERE {$wpdb->term_relationships}.term_taxonomy_id IN ( " . implode( ',', $value ) . ") ) )";
                $AND = " AND ";
            }
            $search .= ")";
        }
        $search = apply_filters( 'is_posts_search', $search );
        return $search;
    }

    /**
     * Filters the JOIN clause of the query.
     */
    function posts_join( $join, $query ) {
        global $wpdb;
        if ( empty( $wpdb ) || !isset( $query->query_vars ) ) {
            return $join;
        }
        $q = $query->query_vars;
        if ( empty( $q['s'] ) || !isset( $q['_is_includes'] ) || is_admin() && !(defined( 'DOING_AJAX' ) && DOING_AJAX) ) {
            return $join;
        }
        if ( isset( $q['_is_includes']['search_comment'] ) ) {
            $join .= " LEFT JOIN {$wpdb->comments} AS cm ON ( {$wpdb->posts}.ID = cm.comment_post_ID AND cm.comment_approved =  '1') ";
        }
        if ( isset( $q['_is_includes']['search_author'] ) ) {
            $join .= " LEFT JOIN {$wpdb->users} users ON ({$wpdb->posts}.post_author = users.ID) ";
        }
        $woo_sku = false;
        $exc_custom_fields = false;
        if ( class_exists( 'WooCommerce' ) && is_fs()->is_plan_or_trial__premium_only( 'pro_plus' ) ) {
            $woo_sku = ( isset( $q['_is_includes']['woo']['sku'] ) ? true : false );
        }
        if ( isset( $q['_is_includes']['custom_field'] ) || $exc_custom_fields || $woo_sku ) {
            $join .= " LEFT JOIN {$wpdb->postmeta} pm ON ({$wpdb->posts}.ID = pm.post_id) ";
        }
        $tt_table = ( isset( $q['_is_includes']['search_tax_title'] ) || isset( $q['_is_includes']['search_tax_desp'] ) ? true : false );
        $i = 0;
        if ( isset( $q['_is_includes']['tax_query'] ) || isset( $q['_is_excludes']['tax_query'] ) || $tt_table ) {
            if ( isset( $q['_is_includes']['tax_rel'] ) && 'AND' === $q['_is_includes']['tax_rel'] && isset( $q['_is_includes']['tax_query'] ) ) {
                foreach ( (array) $q['_is_includes']['tax_query'] as $value ) {
                    if ( !empty( $value ) ) {
                        foreach ( $value as $terms ) {
                            $alias = ( $i ? 'tr' . $i : 'tr' );
                            $join .= " LEFT JOIN {$wpdb->term_relationships} AS {$alias}";
                            $join .= " ON ({$wpdb->posts}.ID = {$alias}.object_id)";
                            $i++;
                        }
                    }
                }
            } else {
                $join .= " LEFT JOIN {$wpdb->term_relationships} AS tr ON ({$wpdb->posts}.ID = tr.object_id) ";
            }
        }
        if ( $tt_table ) {
            $join .= " LEFT JOIN {$wpdb->term_taxonomy} AS tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id) ";
            $join .= " LEFT JOIN {$wpdb->terms} AS t ON (tt.term_id = t.term_id) ";
        }
        $join = apply_filters( 'is_posts_join', $join );
        return $join;
    }

    function parse_query( $query_object ) {
        if ( $query_object->is_search() && function_exists( 'weglot_get_service' ) ) {
            $raw_search = $query_object->query['s'];
            $query_object->set( 's', $raw_search );
            $language_services = weglot_get_service( 'Language_Service_Weglot' );
            $parser = weglot_get_service( 'Parser_Service_Weglot' )->get_parser();
            $original_language = $language_services->get_original_language()->getInternalCode();
            $current_language = weglot_get_current_language();
            $replacement = false;
            if ( $original_language != $current_language ) {
                $replacement = $parser->translate( $raw_search, $current_language, $original_language );
            }
            if ( $replacement ) {
                $query_object->set( 's', $replacement );
            }
        }
    }

    /* Searches TablePress Table Content
     *
     * @since 5.4.2
     */
    function tablepress_content_search( $search_terms, $fuzzy_match, $terms_relation ) {
        global $wpdb;
        $search_sql = '';
        if ( empty( $search_terms ) || !is_array( $search_terms ) ) {
            return $search_sql;
        }
        // Load all table IDs and prime post meta cache for cached access to options and visibility settings of the tables, don't run filter hook.
        $table_ids = TablePress::$model_table->load_all( true, false );
        // Array of all search words that were found, and the table IDs where they were found.
        $query_result = array();
        foreach ( $table_ids as $table_id ) {
            // Load table, with table data, options, and visibility settings.
            $table = TablePress::$model_table->load( $table_id, true, true );
            if ( isset( $table['is_corrupted'] ) && $table['is_corrupted'] ) {
                // Do not search in corrupted tables.
                continue;
            }
            $found_term_count = 0;
            foreach ( $search_terms as $search_term ) {
                $preg_safe_term = preg_quote( $search_term );
                if ( $table['options']['print_name'] && false !== stripos( $table['name'], $search_term ) || $table['options']['print_description'] && false !== stripos( $table['description'], $search_term ) ) {
                    // Found the search term in the name or description (and they are shown).
                    $query_result[$search_term][] = $table_id;
                    // Add table ID to result list.
                    // No need to continue searching this search term in this table.
                    continue;
                }
                // Search search term in visible table cells (without taking Shortcode parameters into account!).
                foreach ( $table['data'] as $row_idx => $table_row ) {
                    if ( 0 === $table['visibility']['rows'][$row_idx] ) {
                        // Row is hidden, so don't search in it.
                        continue;
                    }
                    foreach ( $table_row as $col_idx => $table_cell ) {
                        if ( 0 === $table['visibility']['columns'][$col_idx] ) {
                            // Column is hidden, so don't search in it.
                            continue;
                        }
                        // @TODO: Cells are not evaluated here, so math formulas are searched.
                        if ( '1' == $fuzzy_match && preg_match( "/\\b{$preg_safe_term}\\b/iu", $table_cell ) || '2' == $fuzzy_match && (preg_match( "/\\b{$preg_safe_term}/iu", $table_cell ) || preg_match( "/{$preg_safe_term}\\b/iu", $table_cell )) || '3' == $fuzzy_match && false !== stripos( $table_cell, $search_term ) ) {
                            $found_term_count++;
                            if ( 'OR' == $terms_relation || $found_term_count == sizeof( $search_terms ) ) {
                                // Found the search term in the cell content.
                                $query_result[$search_term][] = $table_id;
                                // Add table ID to result list
                                // No need to continue searching this search term in this table.
                                continue 3;
                            }
                        }
                    }
                }
            }
        }
        // For all found table IDs for each search term, add additional OR statement to the SQL "WHERE" clause.
        $search_sql = $wpdb->remove_placeholder_escape( $search_sql );
        foreach ( $query_result as $table_ids ) {
            $table_ids = implode( '|', $table_ids );
            $regexp = '\\\\[' . TablePress::$shortcode . ' id=(["\\\']?)(' . $table_ids . ')([\\]"\\\' /])';
            // ' needs to be single escaped, [ double escaped (with \\) in mySQL
            $search_sql = " OR ({$wpdb->posts}.post_content REGEXP '{$regexp}')";
        }
        $search_sql = $wpdb->add_placeholder_escape( $search_sql );
        return $search_sql;
    }

    /**
     * Verifies if the DB uses ICU REGEXP implementation.
     * 
     * MySQL implements regular expression support using 
     * International Components for Unicode (ICU), which 
     * provides full Unicode support and is multibyte safe.
     * 
     * (Prior to MySQL 8.0.4, MySQL used Henry Spencer's 
     * implementation of regular expressions, which operates 
     * in byte-wise fashion and is not multibyte safe.
     * 
     * @since 5.3
     */
    function is_icu_regexp() {
        $is_icu_regexp = false;
        global $wpdb;
        $db_version = $wpdb->db_version();
        if ( version_compare( $db_version, '8.0.4', '>=' ) ) {
            if ( empty( $wpdb->use_mysqli ) ) {
                //deprecated in php 7.0
                $vesion_details = mysql_get_server_info();
            } else {
                $vesion_details = mysqli_get_client_info();
            }
            //mariadb
            if ( stripos( $vesion_details, 'maria' ) !== false && version_compare( $db_version, '10.0.5', '>=' ) ) {
                $is_icu_regexp = true;
            } else {
                //mysql
                $is_icu_regexp = true;
            }
        }
        return $is_icu_regexp;
    }

    /**
     * Get Customizer Generated CSS
     *
     * @since 5.5
     * @return mixed
     */
    function display_customizer_css() {
        $is_form_ids = get_posts( array(
            'post_type'      => 'is_search_form',
            'fields'         => 'ids',
            'posts_per_page' => -1,
        ) );
        $css = false;
        foreach ( $is_form_ids as $post_id ) {
            $settings = get_option( 'is_search_' . $post_id );
            if ( !empty( $settings ) ) {
                $css = true;
                if ( $css ) {
                    ?>
			<style type="text/css">
		<?php 
                }
                // AJAX customizer fields.
                if ( !empty( preg_grep( '/^search-results/', array_keys( $settings ) ) ) ) {
                    // Suggestion Box.
                    $suggestion_box_bg_color = ( isset( $settings['search-results-bg'] ) ? $settings['search-results-bg'] : '' );
                    $suggestion_box_selected_color = ( isset( $settings['search-results-hover'] ) ? $settings['search-results-hover'] : '' );
                    $suggestion_box_text_color = ( isset( $settings['search-results-text'] ) ? $settings['search-results-text'] : '' );
                    $suggestion_box_link_color = ( isset( $settings['search-results-link'] ) ? $settings['search-results-link'] : '' );
                    $suggestion_box_border_color = ( isset( $settings['search-results-border'] ) ? $settings['search-results-border'] : '' );
                    if ( '' !== $suggestion_box_bg_color ) {
                        ?>
				#is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-post,                        
	            #is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-show-more-results,
	            #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-items > div {
					background-color: <?php 
                        echo esc_html( $suggestion_box_bg_color );
                        ?> !important;
				}
            <?php 
                    }
                    if ( '' !== $suggestion_box_selected_color ) {
                        ?>
				#is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-post:hover,
	            #is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-show-more-results:hover,
	            #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-tags-details > div:hover,
	            #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-categories-details > div:hover {
					background-color: <?php 
                        echo esc_html( $suggestion_box_selected_color );
                        ?> !important;
				}
                        <?php 
                    }
                    if ( '' !== $suggestion_box_text_color ) {
                        ?>
                #is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-term-label,
                #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-term-label,
				#is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?>,
                #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> {
					color: <?php 
                        echo esc_html( $suggestion_box_text_color );
                        ?> !important;
				}
                        <?php 
                    }
                    if ( '' !== $suggestion_box_link_color ) {
                        ?>
				#is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> a,
                #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> a:not(.button) {
					color: <?php 
                        echo esc_html( $suggestion_box_link_color );
                        ?> !important;
				}
                #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-woocommerce-actions a.button {
                	background-color: <?php 
                        echo esc_html( $suggestion_box_link_color );
                        ?> !important;
                }
                        <?php 
                    }
                    if ( '' !== $suggestion_box_border_color ) {
                        ?>
				#is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-post,
				#is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-ajax-search-post-details {
				    border-color: <?php 
                        echo esc_html( $suggestion_box_border_color );
                        ?> !important;
				}
                #is-ajax-search-result-<?php 
                        echo esc_attr( $post_id );
                        ?>,
                #is-ajax-search-details-<?php 
                        echo esc_attr( $post_id );
                        ?> {
                    background-color: <?php 
                        echo esc_html( $suggestion_box_border_color );
                        ?> !important;
                }
			<?php 
                    }
                }
                // Customize options.
                if ( !empty( preg_grep( '/^text-box/', array_keys( $settings ) ) ) || !empty( preg_grep( '/^submit-button/', array_keys( $settings ) ) ) ) {
                    // Input.
                    $search_input_color = ( isset( $settings['text-box-text'] ) ? $settings['text-box-text'] : '' );
                    $search_input_bg_color = ( isset( $settings['text-box-bg'] ) ? $settings['text-box-bg'] : '' );
                    $search_input_border_color = ( isset( $settings['text-box-border'] ) ? $settings['text-box-border'] : '' );
                    // Submit.
                    $search_submit_color = ( isset( $settings['submit-button-text'] ) ? $settings['submit-button-text'] : '' );
                    $search_submit_bg_color = ( isset( $settings['submit-button-bg'] ) ? $settings['submit-button-bg'] : '' );
                    $search_submit_border_color = ( isset( $settings['submit-button-border'] ) ? $settings['submit-button-border'] : '' );
                    if ( '' !== $search_submit_color || '' !== $search_submit_bg_color || '' !== $search_submit_border_color ) {
                        ?>
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-submit:focus,
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-submit:hover,
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-submit,
            .is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-icon {
			<?php 
                        echo ( '' !== $search_submit_color ? 'color: ' . esc_html( $search_submit_color ) . ' !important;' : '' );
                        ?>
            <?php 
                        echo ( '' !== $search_submit_bg_color ? 'background-color: ' . esc_html( $search_submit_bg_color ) . ' !important;' : '' );
                        ?>
            <?php 
                        echo ( '' !== $search_submit_border_color ? 'border-color: ' . esc_html( $search_submit_border_color ) . ' !important;' : '' );
                        ?>
			}
            <?php 
                        if ( '' !== $search_submit_color ) {
                            ?>
            	.is-form-id-<?php 
                            echo esc_attr( $post_id );
                            ?> .is-search-submit path {
					<?php 
                            echo 'fill: ' . esc_html( $search_submit_color ) . ' !important;';
                            ?>
            	}
            <?php 
                        }
                    }
                    if ( '' !== $search_input_color ) {
                        ?>
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input::-webkit-input-placeholder {
			    color: <?php 
                        echo esc_html( $search_input_color );
                        ?> !important;
			}
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:-moz-placeholder {
			    color: <?php 
                        echo esc_html( $search_input_color );
                        ?> !important;
			    opacity: 1;
			}
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input::-moz-placeholder {
			    color: <?php 
                        echo esc_html( $search_input_color );
                        ?> !important;
			    opacity: 1;
			}
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:-ms-input-placeholder {
			    color: <?php 
                        echo esc_html( $search_input_color );
                        ?> !important;
			}
                        <?php 
                    }
                    if ( '' !== $search_input_color || '' !== $search_input_border_color || '' !== $search_input_bg_color ) {
                        ?>
			.is-form-style-1.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:focus,
			.is-form-style-1.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:hover,
			.is-form-style-1.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input,
			.is-form-style-2.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:focus,
			.is-form-style-2.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:hover,
			.is-form-style-2.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input,
			.is-form-style-3.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:focus,
			.is-form-style-3.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:hover,
			.is-form-style-3.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input,
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:focus,
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input:hover,
			.is-form-id-<?php 
                        echo esc_attr( $post_id );
                        ?> .is-search-input {
                                <?php 
                        echo ( '' !== $search_input_color ? 'color: ' . esc_html( $search_input_color ) . ' !important;' : '' );
                        ?>
                                <?php 
                        echo ( '' !== $search_input_border_color ? 'border-color: ' . esc_html( $search_input_border_color ) . ' !important;' : '' );
                        ?>
                                <?php 
                        echo ( '' !== $search_input_bg_color ? 'background-color: ' . esc_html( $search_input_bg_color ) . ' !important;' : '' );
                        ?>
			}
                        <?php 
                    }
                }
                if ( $css ) {
                    $css = false;
                    ?>
			</style>
		<?php 
                }
            }
        }
    }

    /**
     * Adds code in the header of site front end.
     */
    function wp_head() {
        if ( isset( $this->opt['menu_style'] ) && 'default' !== $this->opt['menu_style'] && isset( $this->opt['menu_magnifier_color'] ) && !empty( $this->opt['menu_magnifier_color'] ) ) {
            echo '<style type="text/css" media="screen">';
            echo '.is-menu path.search-icon-path { fill: ' . $this->opt['menu_magnifier_color'] . ';}';
            echo 'body .popup-search-close:after, body .search-close:after { border-color: ' . $this->opt['menu_magnifier_color'] . ';}';
            echo 'body .popup-search-close:before, body .search-close:before { border-color: ' . $this->opt['menu_magnifier_color'] . ';}';
            echo '</style>';
        }
        if ( isset( $this->opt['custom_css'] ) && $this->opt['custom_css'] != '' && !preg_match( '#</?\\w+#', $this->opt['custom_css'] ) ) {
            ?>
			<style type="text/css" media="screen">
			/* Ivory search custom CSS code */
			<?php 
            echo wp_specialchars_decode( esc_html( $this->opt['custom_css'] ), ENT_QUOTES );
            ?>
			</style>
		<?php 
        }
        global $wp_query;
        if ( is_search() && isset( $wp_query->query_vars['_is_settings']['highlight_terms'] ) && isset( $wp_query->query_vars['_is_settings']['highlight_color'] ) ) {
            echo '<style type="text/css" media="screen">';
            echo '.is-highlight { background-color: ' . esc_html( $wp_query->query_vars['_is_settings']['highlight_color'] ) . ' !important;}';
            echo '</style>';
        }
        $this->display_customizer_css();
        if ( isset( $this->opt['header_search'] ) && $this->opt['header_search'] ) {
            echo do_shortcode( '[ivory-search id="' . $this->opt['header_search'] . '"]' );
        }
        if ( isset( $this->opt['not_load_files']['js'] ) ) {
            $is_temp_ajax = array(
                'ajaxurl'    => admin_url( 'admin-ajax.php' ),
                'ajax_nonce' => wp_create_nonce( 'is_ajax_nonce' ),
            );
            ?>
			<script id='ivory-search-js-extras'>
			var IvoryAjaxVars = <?php 
            echo json_encode( $is_temp_ajax );
            ?>;
			<?php 
            $is_analytics = get_option( 'is_analytics', array() );
            $analytics_disabled = ( isset( $is_analytics['disable_analytics'] ) ? $is_analytics['disable_analytics'] : 0 );
            if ( !$analytics_disabled ) {
                $is_temp = array(
                    'is_analytics_enabled' => "1",
                );
                if ( is_search() ) {
                    global $wp_query;
                    if ( isset( $_GET['id'] ) ) {
                        $is_temp['is_id'] = sanitize_key( $_GET['id'] );
                    }
                    if ( isset( $_GET['s'] ) ) {
                        $is_temp['is_label'] = sanitize_text_field( $_GET['s'] );
                    }
                    if ( 0 == $wp_query->found_posts ) {
                        $is_temp['is_cat'] = 'Nothing Found';
                    } else {
                        $is_temp['is_cat'] = 'Results Found';
                    }
                }
                ?>
				var IvorySearchVars = <?php 
                echo json_encode( $is_temp );
                ?>;
				<?php 
            }
            ?>
			</script>
			<?php 
        }
    }

    /**
     * Adds code in the footer of site front end.
     */
    function wp_footer() {
        if ( isset( $this->opt['footer_search'] ) && $this->opt['footer_search'] ) {
            echo do_shortcode( '[ivory-search id="' . $this->opt['footer_search'] . '"]' );
        }
        if ( isset( $this->opt['menu_style'] ) && 'popup' === $this->opt['menu_style'] ) {
            echo '<div id="is-popup-wrapper" style="display:none">';
            if ( !isset( $this->opt['menu_style'] ) || isset( $this->opt['menu_close_icon'] ) && $this->opt['menu_close_icon'] ) {
                echo '<div class="popup-search-close"></div>';
            }
            echo '<div class="is-popup-search-form">';
            do_action( 'is_before_popup_search_form' );
            $this->get_menu_search_form();
            do_action( 'is_after_popup_search_form' );
            echo '</div></div>';
        }
    }

}
