Fixes the Wescamp script download part.

The script was somewhat outdated and not updated to the latest changes
to the campaign management script. The functionallity itself is being
tested, so more fixes might be needed.

changelog

@@ -45,6 +45,7 @@ Version 1.9.6+svn:
    * Fixed: a divide by zero in the calculate_map_ownership_function function
  * Miscellaneous and bugfixes:
    * Fixed: issues with singular variant iterators
+   * Fixed: the Wescamp script download part
 
 Version 1.9.6:
  * Campaigns:

data/tools/wesnoth/wescamp.py

@@ -232,8 +232,15 @@ if __name__ == "__main__":
         # send it unconditionally.
         wml = libwml.CampaignClient(server)
         if(stamp == None):
-            wml.put_campaign("", addon, "", password, "", "", "",
-                temp_dir + "/" + addon + ".cfg", temp_dir + "/" + addon + "/")
+            ignore = {}
+            stuff = {}
+            stuff["passphrase"] = password
+            wml.put_campaign(addon
+                    , temp_dir + "/" + addon + "/_main.cfg"
+                    , temp_dir + "/" + addon + "/"
+                    , ignore
+                    , stuff)
+
             logging.info("New version of addon '%s' downloaded.", addon)
         else:
             if(stamp == get_timestamp(server, addon)):