From 4a9f7ed454978c28ba7b85022bda0ebed0c5c2a9 Mon Sep 17 00:00:00 2001
From: lins05 <linshuai2012@gmail.com>
Date: Thu, 25 Dec 2014 12:27:44 +0900
Subject: [PATCH] added /api2/server-info/ endpoint

---
 seahub/api2/urls.py       |  9 +++++----
 seahub/api2/utils.py      | 12 ++++++++++++
 seahub/api2/views_misc.py | 30 ++++++++++++++++++++++++++++++
 tests/api/test_misc.py    | 10 +++++++++-
 tests/api/urls.py         |  1 +
 5 files changed, 57 insertions(+), 5 deletions(-)
 create mode 100644 seahub/api2/views_misc.py

diff --git a/seahub/api2/urls.py b/seahub/api2/urls.py
index 871301452e..48f960ed55 100644
--- a/seahub/api2/urls.py
+++ b/seahub/api2/urls.py
@@ -1,12 +1,14 @@
 from django.conf.urls.defaults import *
 
-from views import *
+from .views import *
+from .views_misc import ServerInfoView
 
 
 urlpatterns = patterns('',
     url(r'^ping/$', Ping.as_view()),
     url(r'^auth/ping/$', AuthPing.as_view()),
     url(r'^auth-token/', ObtainAuthToken.as_view()),
+    url(r'^server-info/$', ServerInfoView.as_view()),
 
     # RESTful API
     url(r'^accounts/$', Accounts.as_view(), name="accounts"),
@@ -75,7 +77,7 @@ urlpatterns = patterns('',
     url(r'^html/usermsgs/(?P<id_or_email>[^/]+)/$', UserMsgsHtml.as_view()),
     url(r'^html/more_usermsgs/(?P<id_or_email>[^/]+)/$', AjaxUserMsgs.as_view(), name="api_more_usermsgs"),
 
-    # Folowing is only for debug, will be removed 
+    # Folowing is only for debug, will be removed
     #url(r'^html/newreply2/$', api_new_replies),
     #url(r'^html/events2/$', activity2),
     #url(r'^html/more_events/$', events2, name="more_events"),
@@ -87,8 +89,7 @@ urlpatterns = patterns('',
     #url(r'^html/usermsgs2/(?P<id_or_email>[^/]+)/$', api_usermsgs),
     #url(r'^html/more_usermsgs/(?P<id_or_email>[^/]+)/$', api_more_usermsgs, name="api_more_usermsgs"),
 
-
-    # Deprecated                       
+    # Deprecated
     url(r'^repos/(?P<repo_id>[-0-9-a-f]{36})/fileops/delete/$', OpDeleteView.as_view()),
     url(r'^repos/(?P<repo_id>[-0-9-a-f]{36})/fileops/copy/$', OpCopyView.as_view()),
     url(r'^repos/(?P<repo_id>[-0-9-a-f]{36})/fileops/move/$', OpMoveView.as_view()),
diff --git a/seahub/api2/utils.py b/seahub/api2/utils.py
index 07301f21e2..8834eddb82 100644
--- a/seahub/api2/utils.py
+++ b/seahub/api2/utils.py
@@ -3,10 +3,13 @@
 
 import os
 import time
+import json
 
 from collections import defaultdict
+from functools import wraps
 
 from django.core.paginator import EmptyPage, InvalidPage
+from django.http import HttpResponse
 from rest_framework.response import Response
 from rest_framework import status
 from seaserv import seafile_api, get_commits, server_repo_size, \
@@ -505,3 +508,12 @@ def get_diff_details(repo_id, commit1, commit2):
             result['deleted_dirs'].append(d.name)
 
     return result
+
+JSON_CONTENT_TYPE = 'application/json; charset=utf-8'
+def json_response(func):
+    @wraps(func)
+    def wrapped(*a, **kw):
+        result = func(*a, **kw)
+        return HttpResponse(json.dumps(result), status=200,
+                            content_type=JSON_CONTENT_TYPE)
+    return wrapped
diff --git a/seahub/api2/views_misc.py b/seahub/api2/views_misc.py
new file mode 100644
index 0000000000..fef673a01c
--- /dev/null
+++ b/seahub/api2/views_misc.py
@@ -0,0 +1,30 @@
+from rest_framework.views import APIView
+
+from seahub.api2.utils import json_response
+from seahub import settings
+from seahub.utils import HAS_OFFICE_CONVERTER, HAS_FILE_SEARCH
+
+class ServerInfoView(APIView):
+    """
+    Returns the server info (version, supported features).
+    """
+    @json_response
+    def get(self, request, format=None):
+        info = {
+            'version': settings.SEAFILE_VERSION,
+        }
+
+        features = ['seafile-basic']
+
+        if any(['seahub_extra' in app for app in settings.INSTALLED_APPS]):
+            features.append('seafile-pro')
+
+        if HAS_OFFICE_CONVERTER:
+            features.append('office-preview')
+
+        if HAS_FILE_SEARCH:
+            features.append('file-search')
+
+        info['features'] = features
+
+        return info
diff --git a/tests/api/test_misc.py b/tests/api/test_misc.py
index 8416d38fa8..0964a8e630 100644
--- a/tests/api/test_misc.py
+++ b/tests/api/test_misc.py
@@ -1,6 +1,7 @@
 import unittest
+import requests
 from tests.api.apitestbase import ApiTestBase
-from tests.api.urls import LIST_GROUP_AND_CONTACTS_URL
+from tests.api.urls import LIST_GROUP_AND_CONTACTS_URL, SERVER_INFO_URL
 
 class MiscApiTest(ApiTestBase):
     def test_list_group_and_contacts(self):
@@ -12,3 +13,10 @@ class MiscApiTest(ApiTestBase):
         self.assertIsInstance(res['groups'], list)
         self.assertIsNotNone(res['gmsgnum'])
         self.assertIsNotNone(res['newreplies'])
+
+    def test_server_info(self):
+        r = requests.get(SERVER_INFO_URL)
+        r.raise_for_status()
+        info = r.json()
+        self.assertTrue('version' in info)
+        self.assertTrue('seafile-basic' in info['features'])
diff --git a/tests/api/urls.py b/tests/api/urls.py
index ba649e8a04..0e0181d172 100644
--- a/tests/api/urls.py
+++ b/tests/api/urls.py
@@ -30,3 +30,4 @@ S_F_URL = apiurl('/api2/s/f/')
 
 LIST_GROUP_AND_CONTACTS_URL = apiurl('/api2/groupandcontacts/')
 
+SERVER_INFO_URL = apiurl('/api2/server-info/')