[Patch] Fails when there's no priority

[Al Nikolov]

If priority is disabled by the admin, tickets have priority='--'. The plugin fails then witn KeyError: '--'

[Al Nikolov]

patch:

Index: icalview/icalview.py
===================================================================
--- icalview/icalview.py        (revision 7247)
+++ icalview/icalview.py        (working copy)
@@ -191,7 +192,10 @@
                     if "HTTPS" in os.getenv('SERVER_PROTOCOL') :
                         protocol = "https"
                 content.write("URL:%s://%s%s\r\n" % (protocol,os.getenv('SERVER_NAME'),get_resource_url(self.env,ticket,req.href)))
-                priority = priority_map[result['priority']]
+                try:
+                    priority = priority_map[result['priority']]
+                except:
+                   self.env.log.debug("unmapped priority %s" % result['priority'])
                 if priority != None:
                     content.write("PRIORITY;VALUE=%s:%d\r\n" % (result['priority'],priority))

[Xavier Pechoultres]

(In [7250]) fix #6322 : unmapped priority cause exception. Many thanks to clown for patching