adjust frontend to new backend

templates/util.mustache

@@ -0,0 +1,37 @@
+/**
+ * Returns if a specific http code is in a given code range
+ * where the code range is defined as a combination of digits
+ * and "X" (the letter X) with a length of 3
+ *
+ * @param codeRange string with length 3 consisting of digits and "X" (the letter X)
+ * @param code the http status code to be checked against the code range
+ */
+export function isCodeInRange(codeRange: string, code: number): boolean {
+    // This is how the default value is encoded in OAG
+    if (codeRange === "0") {
+        return true;
+    }
+    if (codeRange == code.toString()) {
+        return true;
+    } else {
+        const codeString = code.toString();
+        if (codeString.length != codeRange.length) {
+            return false;
+        }
+        for (let i = 0; i < codeString.length; i++) {
+            if (codeRange.charAt(i) != "X" && codeRange.charAt(i) != codeString.charAt(i)) {
+                return false;
+            }
+        }
+        return true;
+    }
+}
+
+/**
+* Returns if it can consume form
+*
+* @param consumes array
+*/
+export function canConsumeForm(contentTypes: string[]): boolean {
+    return contentTypes.indexOf('multipart/form-data') !== -1
+}