itemroute fix

src/inc/lib.mjs

@@ -66,6 +66,8 @@ export default new class {
     return link.join("/");
   };
   parseTag(tag) {
+    if(!tag)
+      return null;
     return tag
       .replace(/%20/g, " ");
   }
@@ -95,5 +97,13 @@ export default new class {
     const derivedKey = await scrypt(str, salt, 64);
     return crypto.timingSafeEqual(keyBuffer, derivedKey);
   };
+  async getTags(itemid) {
+    const tags = await sql("tags_assign")
+      .leftJoin("tags", "tags.id", "tags_assign.tag_id")
+      .where("tags_assign.item_id", itemid);
+    for(let t = 0; t < tags.length; t++)
+      tags[t].tag = tags[t].tag.replace(/[\u00A0-\u9999<>\&]/g, i => '&#'+i.charCodeAt(0)+';');
+    return tags;
+  };
 
 };