templateContext: allow for flexible way to communicate additional info for client code from controllers

rhodecode/controllers/pullrequests.py

@@ -640,6 +640,9 b' class PullrequestsController(BaseRepoCon'
         pull_request_id = safe_int(pull_request_id)
         c.pull_request = PullRequest.get_or_404(pull_request_id)
 
+        if hasattr(c, 'pylons_dispatch_info'):
+            c.pylons_dispatch_info['extra']['pull_request'] = pull_request_id
+
         # pull_requests repo_name we opened it against
         # ie. target_repo must match
         if repo_name != c.pull_request.target_repo.repo_name:

rhodecode/lib/base.py

@@ -425,6 +425,12 b' class BaseController(WSGIController):'
         _route_name = '.'.join([environ['pylons.routes_dict']['controller'],
                                 environ['pylons.routes_dict']['action']])
 
+        c.pylons_dispatch_info = {
+            'controller': environ['pylons.routes_dict']['controller'],
+            'action': environ['pylons.routes_dict']['action'],
+            'extra': {'plugins': {}}
+        }
+
         self.rc_config = SettingsModel().get_all_settings(cache=True)
         self.ip_addr = get_ip_addr(environ)
 

rhodecode/lib/helpers.py

@@ -69,6 +69,7 b' from webhelpers2.number import format_by'
 
 from rhodecode.lib.annotate import annotate_highlight
 from rhodecode.lib.action_parser import action_parser
+from rhodecode.lib.ext_json import json
 from rhodecode.lib.utils import repo_name_slug, get_custom_lexer
 from rhodecode.lib.utils2 import str2bool, safe_unicode, safe_str, \
     get_commit_safe, datetime_to_time, time_to_datetime, time_to_utcdatetime, \

rhodecode/templates/base/root.html

@@ -45,7 +45,8 b''
     timeago: {
         refresh_time: ${120 * 1000},
         cutoff_limit: ${1000*60*60*24*7}
-    }
+    },
+    dispatch_info: ${h.json.dumps(getattr(c, 'pylons_dispatch_info', {}))|n}
 }
 
 </%def>