Working...

.gitignore

@@ -133,6 +133,6 @@ src/kawaz/statics/vendor/mace.min.js
 
 # for configs
 
-src/kawaz/config/client_secret.json
-src/kawaz/config/google_token.dat
+src/kawaz/config/event/client_secrets.json
+src/kawaz/config/event/credentials.dat
 src/kawaz/local_settings.py

requirements.txt

@@ -12,4 +12,4 @@ django-bootstrap-form
 honcho
 beautifulsoup4
 httplib2
-git+https://github.com/enorvelle/GoogleApiPython3x.git@dd92ed3d676581f486521d66c6de88351a0e67fe#egg=google_api_python_client
+git+https://github.com/enorvelle/GoogleApiPython3x.git#egg=google_api_python_client

setup.py

@@ -16,6 +16,8 @@ def read(filename):
 def readlist(filename):
     rows = read(filename).split("\n")
     rows = [x.strip() for x in rows if x.strip()]
+    rows = [x.split("#egg=")[1] if "#egg=" in x else x
+            for x in rows]
     return list(rows)
 
 

src/kawaz/apps/events/admin.py

@@ -2,5 +2,5 @@
 from .models import Event
 
 class EventAdmin(admin.ModelAdmin):
-    readonly_fields = ('gcal_id',)
+    pass
 admin.site.register(Event, EventAdmin)

src/kawaz/apps/events/google_calendar.py

@@ -0,0 +1,61 @@
+# coding=utf-8
+"""
+Google Calendar 連携用 Backend
+`kawaz.core.google.calendar` に依存し settings.GOOGLE_CALENDAR_BACKEND で指定
+されている
+"""
+__author__ = 'Alisue <lambdalisue@hashnote.net>'
+from django.conf import settings
+from django.contrib.sites.models import Site
+from kawaz.core.google.calendar.backend import Backend
+
+
+def get_base_url():
+    cache_name = '_cached_base_url'
+    if not hasattr(get_base_url, cache_name):
+        cs = Site.objects.get(pk=settings.SITE_ID)
+        setattr(get_base_url, cache_name, 'http://{}'.format(cs))
+    return getattr(get_base_url, cache_name)
+
+
+class KawazGoogleCalendarBackend(Backend):
+    def translate(self, event):
+        """
+        Translate kawaz.apps.events.Event to body parameter of Google Calendar
+        API.
+        """
+        # translation lambda functions
+        to_datetime = lambda x: {'datetime': self.__class__.strftime(x)}
+        to_visibility = lambda x: 'public' if x == 'public' else 'private'
+        to_source = lambda x: {'url': get_base_url() + x()}
+        to_attendees = lambda x: [dict(email=a.email, displayName=a.nickname)
+                                  for a in x.iterator()]
+        # translate
+        translation_table = (
+            ('summary', 'title', str),
+            ('description', 'body', str),
+            ('location', 'place', str),
+            ('start', 'period_start', to_datetime),
+            ('end', 'period_end', to_datetime),
+            ('visibility', 'pub_state', to_visibility),
+            ('source', 'get_absolute_url', to_source),
+            ('attendees', 'attendees', to_attendees),
+        )
+        return {k: fn(getattr(event, a)) for k, a, fn in translation_table}
+
+    def is_valid(self, event, raise_exception=False):
+        """
+        Check if the specified event is valid for translating to body parameter
+        of Google Calender API
+        """
+        if not event.period_start or not event.period_end:
+            if raise_exception:
+                raise AttributeError('`period_start` and `period_end` '
+                                     'attributes are required to be filled.')
+            return False
+        elif event.pub_state == 'draft':
+            if raise_exception:
+                raise AttributeError('`pub_state` attribute is required not '
+                                     'to be "draft".')
+            return False
+        return True

src/kawaz/apps/events/models.py

@@ -89,10 +89,10 @@ class Event(models.Model):
                                        verbose_name=_("Attendees"),
                                        related_name="events_attend",
                                        editable=False)
-    category = models.ForeignKey(Category, verbose_name=_('Category'), null=True, blank=True)
+    category = models.ForeignKey(Category, verbose_name=_('Category'),
+                                 null=True, blank=True)
     created_at = models.DateTimeField(_("Created at"), auto_now_add=True)
     updated_at = models.DateTimeField(_("Modified at"), auto_now=True)
-    gcal_id = models.CharField(_("Calendar ID"), default='', editable=False, max_length=128)
 
     objects = EventManager()
 
@@ -211,21 +211,3 @@ def join_organizer(**kwargs):
 add_permission_logic(Event, EventPermissionLogic()),
 add_permission_logic(Event, PublishmentPermissionLogic(
     author_field_name='organizer')),
-
-from .utils.gcal import GoogleCalendarUpdater
-@receiver(post_save, sender=Event)
-def update_gcal(sender, instance, created, **kwargs):
-    """
-    イベント作成、更新時にGoogleカレンダーと同期するシグナルレシーバー
-    """
-    updater = GoogleCalendarUpdater()
-    updater.update_event(instance, created)
-
-
-@receiver(post_delete, sender=Event)
-def delete_gcal(sender, instance, **kwargs):
-    """
-    イベント削除時に、Googleカレンダーから削除するシグナルレシーバー
-    """
-    updater = GoogleCalendarUpdater()
-    updater.delete_event(instance)