add TINYLINK_VALIDATION_ENABLED setting

README.rst

@@ -120,6 +120,13 @@ Default: None
 
 The path for the MaxMind GeoIP data.
 
+TINYLINK_VALIDATION_ENABLED
++++++++++++++++++++++
+
+Default: False
+
+The validation of the long url , disabled by default
+
 Usage
 -----
 

tinylinks/detaults.py

@@ -1 +1,8 @@
+from django.conf import settings
+
 DEFAULT_ALLOWED_URL_SCHEMES = ("http", "https", "ftp")
+
+try:
+    TINYLINK_VALIDATION_ENABLED = settings.TINYLINK_VALIDATION_ENABLED
+except AttributeError:
+    TINYLINK_VALIDATION_ENABLED = False

tinylinks/models.py

@@ -11,6 +11,7 @@
 from urllib3 import PoolManager
 from urllib3.exceptions import HTTPError, MaxRetryError, TimeoutError
 
+
 User = get_user_model()
 
 
@@ -40,12 +41,15 @@ def get_url_response(pool, link, url):
     return response
 
 
-def validate_long_url(link):
+def validate_long_url(link, force_validation=False):
     """
     Function to validate a URL. The validator uses urllib3 to test the URL's
     availability.
 
     """
+    from tinylinks.detaults import TINYLINK_VALIDATION_ENABLED
+    if not TINYLINK_VALIDATION_ENABLED and not force_validation:
+        return link
     http = PoolManager()
     response = get_url_response(http, link, link.long_url)
     if response and response.status == 200:

tinylinks/tests/tests.py

@@ -468,7 +468,7 @@ def test_validate_long_url_server_code_with_broken_link(self, mock_fn):
     def test_validate_long_url_with_error(self, mock_fn):
         response = Mock()
         mock_fn.return_value = response
-        validate_long_url(self.link)
+        validate_long_url(self.link, True)
         self.assertEqual(self.link.validation_error, "URL not accessible.")
 
     def test_can_not_be_validated(self):
@@ -481,6 +481,24 @@ def test_can_be_validated(self, mock_fn):
         )
         self.assertEqual(True, self.link.can_be_validated())
 
+    @patch("tinylinks.models.get_url_response")
+    @patch("tinylinks.detaults.TINYLINK_VALIDATION_ENABLED", True)
+    def test_validate_long_url_enabled(self, mock_fn):
+        """ test validate long url is enabled """
+        response = Mock()
+        mock_fn.return_value = response
+        link = validate_long_url(self.link)
+        self.assertNotEqual(link.validation_error, "")
+
+    @patch("tinylinks.models.get_url_response")
+    @patch("tinylinks.detaults.TINYLINK_VALIDATION_ENABLED", False)
+    def test_validate_long_url_disabled(self, mock_fn):
+        """ test validate long url is disabled """
+        response = Mock()
+        mock_fn.return_value = response
+        link = validate_long_url(self.link)
+        self.assertEqual(link.validation_error, "")
+
 
 class TinyLinkFormTests(TestCase):
     def setUp(self):