add judge config languages and problem tag api

conf/tests.py

@@ -90,7 +90,7 @@ class JudgeServerStatusAPITest(APITestCase):
         self.assertEqual(JudgeServerToken.objects.first().token, resp.data["data"]["token"])
 
 
-class JudgeServerHeartbeatest(APITestCase):
+class JudgeServerHeartbeatTest(APITestCase):
     def setUp(self):
         self.url = self.reverse("judge_server_heartbeat_api")
         self.data = {"hostname": "testhostname", "judger_version": "1.0.4", "cpu_core": 4,
@@ -123,3 +123,9 @@ class JudgeServerHeartbeatest(APITestCase):
         resp = self.client.post(self.url, data=data, **{"HTTP_X_JUDGE_SERVER_TOKEN": self.hashed_token})
         self.assertSuccess(resp)
         self.assertEqual(JudgeServer.objects.get(hostname=self.data["hostname"]).judger_version, data["judger_version"])
+
+
+class LanguageListAPITest(APITestCase):
+    def test_get_languages(self):
+        resp = self.client.get(self.reverse("language_list_api"))
+        self.assertSuccess(resp)

conf/urls/oj.py

@@ -1,8 +1,9 @@
 from django.conf.urls import url
 
-from ..views import JudgeServerHeartbeatAPI, WebsiteConfigAPI
+from ..views import JudgeServerHeartbeatAPI, LanguagesAPI, WebsiteConfigAPI
 
 urlpatterns = [
     url(r"^website$", WebsiteConfigAPI.as_view(), name="website_info_api"),
-    url(r"^judge_server_heartbeat$", JudgeServerHeartbeatAPI.as_view(), name="judge_server_heartbeat_api")
+    url(r"^judge_server_heartbeat$", JudgeServerHeartbeatAPI.as_view(), name="judge_server_heartbeat_api"),
+    url(r"^languages$", LanguagesAPI.as_view(), name="language_list_api")
 ]

conf/views.py

@@ -3,6 +3,7 @@ import hashlib
 from django.utils import timezone
 
 from account.decorators import super_admin_required
+from judge.languages import languages, spj_languages
 from utils.api import APIView, CSRFExemptAPIView, validate_serializer
 from utils.shortcuts import rand_str
 
@@ -84,7 +85,7 @@ class JudgeServerAPI(APIView):
 
     @super_admin_required
     def delete(self, request):
-        pass
+        return self.success()
 
 
 class JudgeServerHeartbeatAPI(CSRFExemptAPIView):
@@ -125,3 +126,8 @@ class JudgeServerHeartbeatAPI(CSRFExemptAPIView):
                                        last_heartbeat=timezone.now(),
                                        )
         return self.success()
+
+
+class LanguagesAPI(APIView):
+    def get(self, request):
+        return self.success({"languages": languages, "spj_languages": spj_languages})