ci: make sure latest commit is checked out in derivative check

.github/workflows/check_derivatives_change.yml

@@ -16,6 +16,8 @@ jobs:
  steps:
  - name: Checkout
  uses: actions/checkout@v3
+ with:
+ ref: ${{ github.event.pull_request.head.sha }}
 
  - name: Check if the PR changes any of the derivative databases
  id: changed-files
@@ -27,13 +29,6 @@ jobs:
  !plane-alert-pia.csv
  !plane-alert-twitter-blocked.csv
  !plane-alert-ukraine.csv
- separator: ","
-
- - name: List all changed files
- run: |
- for file in ${{ steps.changed-files.outputs.all_changed_files }}; do
- echo "$file was changed"
- done
 
  - uses: actions/setup-python@v4
  if: steps.changed-files.outputs.any_changed == 'true'
@@ -49,7 +44,7 @@ jobs:
  if: steps.changed-files.outputs.any_changed == 'true'
  id: invalid_derivatives
  env:
- CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
+ PULL_REQUEST_NUMBER: ${{ github.event.number }}
  run: python ./scripts/check_invalid_derivatives.py
 
  - name: Store derivative check results as artifacts

scripts/check_invalid_derivatives.py

@@ -11,7 +11,7 @@
  format="%(asctime)s %(levelname)-8s [%(name)s] %(message)s", level=logging.INFO
 )
 
-CHANGED_FILES = os.environ["CHANGED_FILES"]
+PULL_REQUEST_NUMBER = os.environ["PULL_REQUEST_NUMBER"]
 MAIN_DB_FILES = [
  "plane-alert-db.csv",
  "plane-alert-pia.csv",
@@ -24,7 +24,17 @@
 if __name__ == "__main__":
  logging.info("Getting the PR files...")
  requests_session = requests.Session()
- pr_files = CHANGED_FILES.split(",")
+ response = requests_session.get(
+ f"https://api.github.com/repos/sdr-enthusiasts/plane-alert-db/pulls/{PULL_REQUEST_NUMBER}/files"
+ )
+ response.raise_for_status()
+ pr_files = response.json()
+ pr_files = [
+ pr_file["filename"]
+ for pr_file in pr_files
+ if pr_file["filename"].endswith(".csv")
+ and pr_file["filename"] not in MAIN_DB_FILES
+ ] # Filter main database files and non CSV files.
  logging.info("PR files retrieved successfully.")
 
  logging.info("Getting changed files...")