sysadmin reconstruct terms-and-conditions api (#4226)

* sysadmin reconstruct term and conditions api

* fix settings check in sysadmin terms and conditions api

tests/api/endpoints/admin/test_terms_and_conditions.py

@@ -0,0 +1,79 @@
+import time
+import json
+from mock import patch
+
+from django.utils import timezone
+from django.core.urlresolvers import reverse
+from django.test import override_settings
+
+from seahub.test_utils import BaseTestCase
+from seahub.invitations.models import Invitation
+from seahub.api2.permissions import CanInviteGuest
+from seahub.base.accounts import UserPermissions
+from seahub.invitations import models
+from termsandconditions.models import TermsAndConditions, UserTermsAndConditions
+
+
+@patch('seahub.api2.endpoints.admin.terms_and_conditions.ENABLE_TERMS_AND_CONDITIONS', True)
+class AdminTermsAndConditionsTest(BaseTestCase):
+    def setUp(self):
+        self.url = reverse('api-v2.1-admin-terms-and-conditions')
+
+    def _add_term(self, name, text, version_number):
+        return TermsAndConditions.objects.create(
+            name=name, version_number=version_number, text=text,
+            date_active=None)
+
+    def test_can_get(self):
+        self.login_as(self.admin)
+        term1 = self._add_term(name='term1', text='text1', version_number=1)
+        resp = self.client.get(self.url)
+        self.assertEqual(200, resp.status_code)
+        json_resp = json.loads(resp.content)
+
+        assert type(json_resp['term_and_condition_list']) is list
+        assert json_resp['term_and_condition_list'][0]['name'] == term1.name
+        assert json_resp['term_and_condition_list'][0]['text'] == term1.text
+        term1.delete()
+
+    def test_get_permission_denied(self):
+        self.login_as(self.user)
+        resp = self.client.get(self.url)
+        self.assertEqual(403, resp.status_code)
+
+    def test_can_create(self):
+        self.login_as(self.admin)
+        data = {
+            "name": "test_name",
+            "text": "test_text",
+            "version_number": 1,
+            "is_active": False,
+        }
+
+        resp = self.client.post(self.url, data)
+        self.assertEqual(200, resp.status_code)
+
+
+@patch('seahub.api2.endpoints.admin.terms_and_conditions.ENABLE_TERMS_AND_CONDITIONS', True)
+class AdminTermAndConditionTest(BaseTestCase):
+
+    def _add_term(self, name, text, version_number):
+        return TermsAndConditions.objects.create(
+            name=name, version_number=version_number, text=text,
+            date_active=None)
+
+    def test_can_delete(self):
+        self.login_as(self.admin)
+        term = self._add_term('name', 'text', 1)
+        url = reverse('api-v2.1-admin-term-and-condition', args=[term.id])
+
+        resp = self.client.delete(url)
+        self.assertEqual(200, resp.status_code)
+
+    def test_delete_permission_denied(self):
+        self.login_as(self.user)
+        term = self._add_term('name', 'text', 1)
+        url = reverse('api-v2.1-admin-term-and-condition', args=[term.id])
+
+        resp = self.client.delete(url)
+        self.assertEqual(403, resp.status_code)