feat: add indicator for affiliate links

src/api/wishes.php

@@ -28,21 +28,25 @@ switch ($_SERVER['REQUEST_METHOD']) {
                 $response['html'] = $wish->getCard($_GET['wishlist_user']);
             }
         } elseif (isset($_GET['wish_url'])) {
-            $url   = trim($_GET['wish_url']);
-            $cache = new Cache\Embed($url);
-            $info  = $cache->get(true);
+            if (isset($_GET['isAffiliate'])) {
+                $response['isAffiliate'] = Wish::hasAffiliateLink($_GET['wish_url']);
+            } else {
+                $url   = trim($_GET['wish_url']);
+                $cache = new Cache\Embed($url);
+                $info  = $cache->get(true);
 
-            if (isset($info->url) && $info->url) {
-                $code = URL::getResponseCode($info->url);
+                if (isset($info->url) && $info->url) {
+                    $code = URL::getResponseCode($info->url);
 
-                if ($code < 200 || $code >= 400) {
-                    $info->url = $url;
+                    if ($code < 200 || $code >= 400) {
+                        $info->url = $url;
+                    }
                 }
-            }
 
-            $response = array(
-                'info' => $info,
-            );
+                $response = array(
+                    'info' => $info,
+                );
+            }
         } elseif (isset($_GET['wishlist_id'], $_GET['wishlist_style'], $_GET['wish_priority'])) {
             /**
              * Get wishes by priority

src/assets/css/wish.css

@@ -13,6 +13,11 @@
     min-height: 0;
 }
 
+/** URL */
+i.affiliate.link {
+    display: none;
+}
+
 /** Image */
 .ui.modal.wish-details .wish-image {
     --imageHeight: 40vh;

src/assets/js/parts/wish.js

@@ -250,6 +250,9 @@ $(function () {
         .modal('show')
         .addClass(wish_edit_size);
 
+        /** Initialise Popups */
+        $('[data-content]').popup();
+
         /** Initialise Tabs */
         wish_edit.find('.item[data-tab]')
         .tab({
@@ -268,6 +271,32 @@ $(function () {
         $('[name="wish_url"]').val(wish_local.url);
         $('.ui.selection.dropdown.priority').dropdown('set selected', wish_local.priority);
 
+        /** URL */
+        $('[name="wish_url"]').on('blur', function(event) {
+            var input = $(event.target);
+
+            input.attr('disabled', 'disabled');
+
+            fetch('/index.php?page=api&module=wishes&wish_url=' + input.val() + '&isAffiliate', {
+                'method'      : 'GET',
+                'credentials' : 'include',
+            })
+            .then(handleFetchError)
+            .then(handleFetchResponse)
+            .then(function(link) {
+                if (link.isAffiliate) {
+                    $('[data-content]').css('display', 'inline-block');
+                } else {
+                    $('[data-content]').css('display', 'none');
+                }
+            })
+            .finally(function() {
+                input.removeAttr('disabled');
+            });
+        });
+        $('[name="wish_url"]').trigger('blur');
+
+        /** Purchasable */
         if (wish_local.is_purchasable) {
             checkbox_is_purchasable.checkbox('check');
         } else {

src/classes/wishthis/Wish.php

@@ -26,6 +26,9 @@ class Wish
     public const STATUS_FULFILLED         = 'fulfilled';
 
     public static array $priorities;
+    public static array $affiliates = array(
+        'amazon.de' => 'grandel0b-21',
+    );
 
     public static function initialize()
     {
@@ -79,15 +82,38 @@ class Wish
             $urlParameters = array();
         }
 
-        if (\str_contains($urlParts['host'], 'amazon.de')) {
-            $urlParameters['tag'] = 'grandel0b-21';
-            $urlParts['query']    = \http_build_query($urlParameters);
-            $url                  = $urlParts['scheme'] . '://' . $urlParts['host'] . $urlParts['path'] . '?' . $urlParts['query'];
+        foreach (self::$affiliates as $host => $tagId) {
+            if (\str_contains($urlParts['host'], $host)) {
+                $urlParameters['tag'] = $tagId;
+                $urlParts['query']    = \http_build_query($urlParameters);
+                $url                  = $urlParts['scheme'] . '://' . $urlParts['host'] . $urlParts['path'] . '?' . $urlParts['query'];
+
+                break;
+            }
         }
 
         return $url;
     }
 
+    public static function hasAffiliateLink(string $url): bool
+    {
+        $urlParts = parse_url($url);
+
+        if (isset($urlParts['query'])) {
+            \parse_str($urlParts['query'], $urlParameters);
+        } else {
+            $urlParameters = array();
+        }
+
+        foreach (self::$affiliates as $host => $tagId) {
+            if (\str_contains($urlParts['host'], $host) && isset($urlParameters['tag'])) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     /**
      * Non-Static
      */

src/pages/parts/wish-add.php

@@ -42,7 +42,10 @@ namespace wishthis;
             <div class="column">
 
                 <div class="field">
-                    <label><?= __('URL') ?></label>
+                    <label>
+                        <?= __('URL') ?>
+                        <i class="orange linkify icon link affiliate" data-content="<?= __('This is an affiliate link.') ?>"></i>
+                    </label>
 
                     <input type     ="url"
                            name     ="wish_url"