- Fixed PHP error Undefined variable: connection.

- Fixed PHP error `preg_match() expects parameter 2 to be string, array given`.
- Fixed PHP error `Undefined variable: accommodation_id`.
- Fixed PHP error `Undefined variable: temp_id`.

changelog.txt

@@ -15,6 +15,10 @@
 - Fix output escaping issues.
 - Fixed issue `PHP Deprecated: dbx_post_advanced is deprecated since version 3.7.0! Use add_meta_boxes instead`.
 - Fixed Slick slider bug.
+- Fixed PHP error `Undefined variable: connection`.
+- Fixed PHP error `preg_match() expects parameter 2 to be string, array given`.
+- Fixed PHP error `Undefined variable: accommodation_id`.
+- Fixed PHP error `Undefined variable: temp_id`.
 
 ### Security
 - Sanitizing widget fields.

includes/functions.php

@@ -197,7 +197,8 @@ function lsx_to_itinerary_has_thumbnail() {
  */
 function lsx_to_itinerary_thumbnail() {
 	global $tour_itinerary;
-
+	$accommodation_id = '';
+	$temp_id          = '';
 	if ( $tour_itinerary && $tour_itinerary->has_itinerary && false !== $tour_itinerary->itinerary ) {
 		$thumbnail_src = false;
 
@@ -241,7 +242,9 @@ function lsx_to_itinerary_thumbnail() {
 
 		// If it is the last day of the itinerary and there is no image, then use the featured image of the tour.
 		if ( $tour_itinerary->index === $tour_itinerary->count && ( false === $thumbnail_src || '' === $thumbnail_src ) ) {
+
 			$temp_id = get_post_thumbnail_id( $accommodation_id );
+
 			if ( false !== $temp_id ) {
 				$current_image_id = $tour_itinerary->find_next_image( $accommodation_id );
 				$temp_src_array   = wp_get_attachment_image_src( $current_image_id, 'lsx-thumbnail-square' );

includes/template-tags/destination.php

@@ -391,16 +391,17 @@ function destination_children( $parent_id ) {
 	) );
 	$meta_class = 'lsx-to-meta-data lsx-to-meta-data-';
 	if ( $child->have_posts() ) {
-		$list_destinations = array();
-
+		$list_destinations       = array();
+		$final_list_destinations = '';
 		echo '<span class="' . esc_attr( $meta_class ) . 'regions"><span class="lsx-to-meta-data-key">' . esc_html__( 'Regions', 'tour-operator' ) . ':</span>';
 		while ( $child->have_posts() ) {
 			$child->the_post();
 			$childtitle      = get_the_title();
 			$childlink       = get_the_permalink();
 			$list_destinations[] = '<a href="' . esc_attr( $childlink ) . '"> ' . esc_attr( $childtitle ) . '</a>';
 		}
-		echo implode( ', ', wp_kses_post( $list_destinations ) );
+		$final_list_destinations = implode( ', ', $list_destinations );
+		echo wp_kses_post( $final_list_destinations );
 	} else {
 		echo '<span class="' . esc_attr( $meta_class ) . 'regions"><span class="lsx-to-meta-data-key">' . esc_html__( 'Country', 'tour-operator' ) . ':</span>';
 		$parent_title = get_the_title( wp_get_post_parent_id( $theid ) );

templates/content-map-marker.php

@@ -11,6 +11,9 @@
 
 	<div class="entry-content">
 		<?php
+		if ( empty( $connection ) || '' === $connection || 'undefined' === $connection ) {
+			$connection = '';
+		}
 		$excerpt = get_the_excerpt( $connection );
 		if ( empty( $excerpt ) || '' === $excerpt ) {
 			$tooltip = apply_filters( 'get_the_excerpt', get_the_content() );