Introduced special hook for GitHub

docs/admin.rst

@@ -83,8 +83,15 @@ Interacting with others
 -----------------------
 
 You can trigger update of underlaying git repository for every subproject by
-accessing URL :file:`/hooks/p/project/subproject/update/`. This can be used for
-example as as Post-Receive URLs on Github.
+accessing URL :file:`/hooks/p/project/subproject/update/`. 
+
+For GitHub, there is a special URL :file:`/hooks/github/`, which parses GitHub
+notifications and updates related projects automatically.
+
+.. note::
+
+    The GitHub notification relies on Git urls you use to be in form 
+    git://github.com/owner/repo.git
 
 .. _privileges:
 

trans/api.py

 from django.conf import settings
 from django.views.decorators.csrf import csrf_exempt
-from django.http import HttpResponse, HttpResponseRedirect, HttpResponseNotAllowed, HttpResponseNotFound
+from django.http import HttpResponse, HttpResponseRedirect, HttpResponseNotAllowed, HttpResponseNotFound, HttpResponseBadRequest
 from trans.models import Project, SubProject, Translation, Unit, Suggestion, Check
 from django.shortcuts import get_object_or_404
 
+import json
+import logging
+
+logger = logging.getLogger('weblate')
+
 @csrf_exempt
 def update_subproject(request, project, subproject):
     '''
@@ -15,3 +20,29 @@ def update_subproject(request, project, subproject):
     obj.update_branch()
     obj.create_translations()
     return HttpResponse('updated')
+
+
+@csrf_exempt
+def github_hook(request):
+    '''
+    API to handle commit hooks from Github.
+    '''
+    if not settings.ENABLE_HOOKS:
+        return HttpResponseNotAllowed([])
+    if request.method != 'POST':
+        return HttpResponseNotAllowed(['POST'])
+    try:
+        data = json.loads(request.raw_post_data)
+    except ValueError:
+        return HttpResponseBadRequest('could not parse json!')
+    repo = 'git://github.com/%s/%s.git' % (
+        data['repository']['owner']['name'],
+        data['repository']['name'],
+        )
+    logger.info('received GitHub notification on repository %s', repo)
+    for s in SubProject.objects.filter(repo = repo):
+        logger.info('GitHub notification will update %s', s)
+        s.update_branch()
+        s.create_translations()
+
+    return HttpResponse('updated')

urls.py

@@ -31,6 +31,7 @@ urlpatterns = patterns('',
     url(r'^languages/(?P<lang>[^/]*)/$', 'trans.views.show_language'),
 
     url(r'^hooks/p/(?P<project>[^/]*)/(?P<subproject>[^/]*)/update/$', 'trans.api.update_subproject'),
+    url(r'^hooks/github/$', 'trans.api.github_hook'),
 
     url(r'^js/get/(?P<checksum>[^/]*)/$', 'trans.views.get_string'),
     url(r'^js/ignore-check/(?P<check_id>[0-9]*)/$', 'trans.views.ignore_check'),