1 files changed, 42 insertions, 0 deletions
diff --git a/comm/mailnews/addrbook/modules/LDAPURLParser.jsm b/comm/mailnews/addrbook/modules/LDAPURLParser.jsm
new file mode 100644
index 0000000000..2c19be1386
--- /dev/null
+++ b/comm/mailnews/addrbook/modules/LDAPURLParser.jsm
@@ -0,0 +1,42 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const EXPORTED_SYMBOLS = ["LDAPURLParser"];
+
+/**
+ * @implements {nsILDAPURLParser}
+ */
+class LDAPURLParser {
+  QueryInterface = ChromeUtils.generateQI(["nsILDAPURLParser"]);
+
+  parse(spec) {
+    // The url is in the form of scheme://hostport/dn?attributes?scope?filter,
+    // see RFC2255.
+    let matches =
+      /^(ldaps?):\/\/\[?([^\s\]/]+)\]?:?(\d*)\/([^\s?]*)\??(.*)$/.exec(spec);
+    if (!matches) {
+      throw Components.Exception(
+        `Invalid LDAP URL: ${spec}`,
+        Cr.NS_ERROR_ILLEGAL_VALUE
+      );
+    }
+    let [, scheme, host, port, dn, query] = matches;
+    let [attributes, scopeString, filter] = query.split("?");
+    let scope =
+      {
+        one: Ci.nsILDAPURL.SCOPE_ONELEVEL,
+        sub: Ci.nsILDAPURL.SCOPE_SUBTREE,
+      }[scopeString] || Ci.nsILDAPURL.SCOPE_BASE;
+    return {
+      QueryInterface: ChromeUtils.generateQI(["nsILDAPURLParserResult"]),
+      host,
+      port,
+      dn: decodeURIComponent(dn),
+      attributes,
+      scope,
+      filter: filter ? decodeURIComponent(filter) : "(objectclass=*)",
+      options: scheme == "ldaps" ? Ci.nsILDAPURL.OPT_SECURE : 0,
+    };
+  }
+}