UI: Fix handling of servers with Prefix

Co-authored-by: Copilot <copilot@github.com>

radicale/web/internal_data/js/utils/misc.js

@@ -19,6 +19,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+import { ROOT_PATH, SERVER } from "../constants.js";
+
 /**
  * Escape string for usage in XML
  * @param {string} s
@@ -74,6 +76,22 @@ export function onCleanHREFinput(event) {
     }
 }
 
+/**
+ * Make sure HREF is complete including server and prefix.
+ * @param {string} href 
+ */
+export function completeHref(href) {
+    let full_href = href;
+    if (!href.includes("://")) {
+        if (!href.startsWith("/")) {
+            full_href = "/" + href;
+        }
+        // ROOT_PATH ends in / and href starts with /, so remove the duplicate /
+        full_href = SERVER + ROOT_PATH + full_href.substring(1);
+    }
+    return full_href;
+}
+
 /**
  * Checks if a proposed HREF for a collection has a valid format and syntax.
  * @param {string} href String of the proposed HREF.

radicale/web/internal_data/js/utils/url_text.js

@@ -19,7 +19,8 @@
 /**
  * Utilities for resource URL boxes
  */
-import { SERVER } from "../constants.js";
+
+import { completeHref } from "./misc.js";
 
 /**
  * Handles the display of URLs in input fields.
@@ -107,14 +108,8 @@ export class UrlTextHandler {
      * @param {string} href The href to set.
      */
     setHref(href) {
-        if (href.startsWith("/")) {
-            this._element.value = SERVER + href;
-        } else if (!href.includes("://")) {
-            // Handle cases where the href might not start with a slash
-            this._element.value = SERVER + "/" + href;
-        } else {
-            this._element.value = href;
-        }
+        this._element.value = completeHref(href);
+
         this._update_username_index();
         this._updateScroll();
     }