webhook: enable support of extra repo variables as replacement in template url.

rhodecode/events/repo.py

@@ -16,6 +16,7 b''
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
+import collections
 import logging
 
 from rhodecode.translation import lazy_ugettext
@@ -75,9 +76,10 b' def _commits_as_dict(commit_ids, repos):'
                 urlified_message, issues_data = process_patterns(
                     cs_data['message'], repo.repo_name)
                 cs_data['issues'] = issues_data
-                cs_data['message_html'] = urlify_commit_message(cs_data['message'],
-                    repo.repo_name)
-                cs_data['message_html_title'] = chop_at_smart(cs_data['message'], '\n', suffix_if_chopped='...')
+                cs_data['message_html'] = urlify_commit_message(
+                    cs_data['message'], repo.repo_name)
+                cs_data['message_html_title'] = chop_at_smart(
+                    cs_data['message'], '\n', suffix_if_chopped='...')
                 commits.append(cs_data)
 
                 needed_commits.remove(commit_id)
@@ -118,12 +120,17 b' class RepoEvent(RhodecodeEvent):'
     def as_dict(self):
         from rhodecode.model.repo import RepoModel
         data = super(RepoEvent, self).as_dict()
+        extra_fields = collections.OrderedDict()
+        for field in self.repo.extra_fields:
+            extra_fields[field.field_key] = field.field_value
+
         data.update({
             'repo': {
                 'repo_id': self.repo.repo_id,
                 'repo_name': self.repo.repo_name,
                 'repo_type': self.repo.repo_type,
-                'url': RepoModel().get_url(self.repo)
+                'url': RepoModel().get_url(self.repo),
+                'extra_fields': extra_fields
             }
         })
         return data

rhodecode/integrations/types/webhook.py

@@ -41,6 +41,8 b' WEBHOOK_URL_VARS = ['
     'repo_type',
     'repo_id',
     'repo_url',
+    # extra repo fields
+    'extra:<extra_key_name>',
 
     # special attrs below that we handle, using multi-call
     'branch',
@@ -77,6 +79,10 b' class WebhookHandler(object):'
             'username': data['actor']['username'],
             'user_id': data['actor']['user_id']
         }
+        extra_vars = {}
+        for extra_key, extra_val in data['repo']['extra_fields'].items():
+            extra_vars['extra:{}'.format(extra_key)] = extra_val
+        common_vars.update(extra_vars)
 
         return string.Template(
             self.template_url).safe_substitute(**common_vars)

rhodecode/tests/integrations/test_webhook.py

@@ -33,6 +33,7 b' def base_data():'
             'repo_type': 'hg',
             'repo_id': '12',
             'url': 'http://repo.url/foo',
+            'extra_fields': {},
         },
         'actor': {
             'username': 'actor_name',