Recognize lp:<branch> links

Initial attempt at fixing bug #501461, not working 100%.

terminatorlib/terminatorterm.py

@@ -381,10 +381,13 @@ class TerminatorTerm (gtk.VBox):
       url = 'ftp://' + url
     elif match == self.matches['addr_only']:
       url = 'http://' + url
-    elif match == self.matches['launchpad']:
+    elif match == self.matches['launchpad-bug']:
       for item in re.findall(r'[0-9]+',url):
         url = 'https://bugs.launchpad.net/bugs/%s' % item
         return url
+    elif match == self.matches['launchpad-branch']:
+        url = url[3:] if url.startswith('lp:') else url
+        url = 'https://code.launchpad.net/+branch/%s' % url
     elif match == self.matches['apturl']:
         # xdg-open will work as-is with apt: URLs
         pass
@@ -634,8 +637,14 @@ text/plain
       self.matches['nntp'] = self._vte.match_add (lboundry + '''news:[-A-Z\^_a-z{|}~!"#$%&'()*+,./0-9;:=?`]+@[-A-Za-z0-9.]+(:[0-9]+)?''' + rboundry)
       # if the url looks like a Launchpad changelog closure entry LP: #92953 - make it a url to http://bugs.launchpad.net
       # the regular expression is similar to the perl one specified in the Ubuntu Policy Manual - /lp:\s+\#\d+(?:,\s*\#\d+)*/i
-      self.matches['launchpad'] = self._vte.match_add ('\\b(lp|LP):?\s?#?[0-9]+(,\s*#?[0-9]+)*\\b')
-
+      self.matches['launchpad-bug'] = self._vte.match_add ('\\b(lp|LP):?\s?#?[0-9]+(,\s*#?[0-9]+)*\\b')
+      # if it looks like a Launchpad Bazaar branch, make it a url too
+      lpfilters = {}
+      lpfilters['project'] = '[a-z0-9]{1}[a-z0-9\.\-\+]+'
+      lpfilters['group'] = '~%s' % lpfilters['project']
+      lpfilters['series'] = lpfilters['project']
+      lpfilters['branch'] = '[a-zA-Z0-9]{1}[a-zA-Z0-9\.\-\+_@]+'
+      self.matches['launchpad-branch'] = self._vte.match_add ('\\b(lp|LP):(%(project)s(/%(series)s)?|%(group)s/%(project)s/%(branch)s)\\b' % lpfilters)
       self.matches['apturl'] = self._vte.match_add ('\\bapt.*\\b')
 
   def _path_lookup(self, command):