First version of correct link generation for inclusion of special offers.

2 files changed, 46 insertions, 1 deletions

diff --git a/angebote/angebote.php b/angebote/angebote.php
index b6129fe..5409b55 100644
--- a/angebote/angebote.php
+++ b/angebote/angebote.php
@@ -7,6 +7,8 @@ if ( ! defined( 'ABSPATH' ) ) {
         exit; // Exit if accessed directly.
 }
 
+require_once __DIR__ . '/inc/functions.php';
+
 get_header();
 
 $container   = get_theme_mod( 'understrap_container_type' );
@@ -23,7 +25,7 @@ $container   = get_theme_mod( 'understrap_container_type' );
 			<main class="site-main offer-page" id="main">
 
 <?php
-        echo file_get_contents("https://angebote.fuselkoenig.de/wp/whisky?page=00");
+        echo file_get_contents( create_offer_link() );
 ?>
 			</main><!-- #main -->
 
diff --git a/angebote/inc/functions.php b/angebote/inc/functions.php
new file mode 100644
index 0000000..de9a03d
--- /dev/null
+++ b/angebote/inc/functions.php
@@ -0,0 +1,43 @@
+<?php
+
+if ( ! defined( 'ABSPATH' ) ) {
+        exit; // Exit if accessed directly.
+}
+
+function create_offer_link() {
+        global $wp;
+
+        // get current url with query string.
+        $current_url =  home_url( $wp->request );
+        $page =  str_replace("https://www.fuselkoenig.de/angebote/whisky/", "", $current_url);
+
+	/*
+	 * sanitization of query variable
+	 */
+	$sort = get_query_var('_sort', 1);
+	switch ( $sort ) {
+	case("price"):
+	case("name"):
+	case("shop"):
+	case("procent"):
+	case("time"):
+		break;
+	default:
+		$sort = "";
+		break;
+	}
+
+	/*
+	 * sanitization of query variable
+	 */
+	$order = get_query_var('_order', 1);
+	switch ( $order) {
+	case("asc"):
+	case("desc"):
+		break;
+	default:
+		$order = "";
+	}
+
+	return "https://angebote.fuselkoenig.de/wp/whisky?page=" . $page . "&_sort=" . $sort . "&_order=" . $order;
+}