Initial implementation of GitLab statistics (#15931)

* Initial implementation of GitLab statistics

Issue: #12789
Signed-off-by: Yuri Konotopov <[email protected]>

* project-data: fixed Gitlab's repository icon

* csp: limit Gitlab urls to /api/

* gitlab: use "starrers" term instead of "stargazers" and "followers"

* gitlab: `MR` abbreviation revealed

* gitlab: log errors to console instead of hiding them completely

---------

Signed-off-by: Yuri Konotopov <[email protected]>

tests/unit/packaging/test_models.py

@@ -977,6 +977,52 @@ def test_verified_github_open_issueo_info_url_is_none_without_verified_url(
         release = DBReleaseFactory.create()
         assert release.verified_github_open_issue_info_url is None
 
+    @pytest.mark.parametrize(
+        ("url", "expected"),
+        [
+            (
+                "https://gitlab.com/someuser/someproject",
+                "someuser/someproject",
+            ),
+            (
+                "https://gitlab.com/someuser/someproject/",
+                "someuser/someproject",
+            ),
+            (
+                "https://gitlab.com/someuser/someproject/-/tree/stable-9",
+                "someuser/someproject",
+            ),
+            (
+                "https://www.gitlab.com/someuser/someproject",
+                "someuser/someproject",
+            ),
+            ("https://gitlab.com/someuser/", None),
+            ("https://google.com/pypi/warehouse/tree/main", None),
+            ("https://google.com", None),
+            ("incorrect url", None),
+            (
+                "https://gitlab.com/someuser/someproject.git",
+                "someuser/someproject",
+            ),
+            (
+                "https://www.gitlab.com/someuser/someproject.git/",
+                "someuser/someproject",
+            ),
+            ("[email protected]:definex/dsgnutils.git", None),
+        ],
+    )
+    def test_verified_gitlab_repository(self, db_session, url, expected):
+        release = DBReleaseFactory.create()
+        release.project_urls["Homepage"] = {"url": url, "verified": True}
+        assert release.verified_gitlab_repository == expected
+
+    def test_verified_gitlab_repository_is_none_without_verified_url(
+        self,
+        db_session,
+    ):
+        release = DBReleaseFactory.create()
+        assert release.verified_gitlab_repository is None
+
     def test_trusted_published_none(self, db_session):
         release = DBReleaseFactory.create()
 

tests/unit/test_csp.py

@@ -249,6 +249,7 @@ def test_includeme():
                         "'self'",
                         "https://api.github.com/repos/",
                         "https://api.github.com/search/issues",
+                        "https://gitlab.com/api/",
                         "https://*.google-analytics.com",
                         "https://*.analytics.google.com",
                         "https://*.googletagmanager.com",

warehouse/csp.py

@@ -97,6 +97,7 @@ def _connect_src_settings(config) -> list:
         SELF,
         "https://api.github.com/repos/",
         "https://api.github.com/search/issues",
+        "https://gitlab.com/api/",
         "https://*.google-analytics.com",
         "https://*.analytics.google.com",
         "https://*.googletagmanager.com",