From a73c14f31e5d4c3760800597bac1cac975dfc23f Mon Sep 17 00:00:00 2001
From: Renaud Chaput <renchap@gmail.com>
Date: Mon, 10 Jul 2023 12:44:09 +0200
Subject: [PATCH] Add Github Actions for Crowdin translations management

- an action when merging on `main` which uploads new sources to Crowdin
- an action running once a day, to download translations from Crowdin and create/update a PR with them
---
 .github/workflows/crowdin-download.yml | 47 ++++++++++++++++++++++++++
 .github/workflows/crowdin-upload.yml   | 35 +++++++++++++++++++
 crowdin.yml                            |  5 +++
 3 files changed, 87 insertions(+)
 create mode 100644 .github/workflows/crowdin-download.yml
 create mode 100644 .github/workflows/crowdin-upload.yml

diff --git a/.github/workflows/crowdin-download.yml b/.github/workflows/crowdin-download.yml
new file mode 100644
index 0000000000..4f2d6e2d39
--- /dev/null
+++ b/.github/workflows/crowdin-download.yml
@@ -0,0 +1,47 @@
+name: Crowdin / Download translations
+on:
+  schedule:
+    - cron: '17 4 * * *' # Every day
+  workflow_dispatch:
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  download-translations:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Increase Git http.postBuffer
+        # This is needed due to a bug in Ubuntu's cURL version?
+        # See https://github.com/orgs/community/discussions/55820
+        run: |
+          git config --global http.version HTTP/1.1
+          git config --global http.postBuffer 157286400
+
+      - name: crowdin action
+        uses: crowdin/github-action@v1
+        with:
+          upload_sources: false
+          upload_translations: false
+          download_translations: true
+          crowdin_branch_name: main
+          localization_branch_name: i18n/crowdin/translations
+          create_pull_request: true
+          pull_request_title: 'New Crowdin Translations (automated)'
+          pull_request_body: |
+            New Crowdin translations by [Crowdin GH Action](https://github.com/crowdin/github-action)
+
+            See `.github/workflows/crowdin-download.yml
+
+            This PR will be updated every day with new translations.'
+          pull_request_labels: 'i18n'
+
+        env:
+          CROWDIN_PROJECT_ID: ${{ vars.CROWDIN_PROJECT_ID }}
+          CROWDIN_PERSONAL_TOKEN: ${{ secrets.CROWDIN_PERSONAL_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/crowdin-upload.yml b/.github/workflows/crowdin-upload.yml
new file mode 100644
index 0000000000..8bc9f51934
--- /dev/null
+++ b/.github/workflows/crowdin-upload.yml
@@ -0,0 +1,35 @@
+name: Crowdin / Upload translations
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - crowdin.yml
+      - app/javascript/mastodon/locales/en.json
+      - config/locales/en.yml
+      - config/locales/simple_form.en.yml
+      - config/locales/activerecord.en.yml
+      - config/locales/devise.en.yml
+      - config/locales/doorkeeper.en.yml
+      - .github/workflows/crowdin-upload.yml
+
+jobs:
+  upload-translations:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: crowdin action
+        uses: crowdin/github-action@v1
+        with:
+          upload_sources: true
+          upload_translations: false
+          download_translations: false
+          crowdin_branch_name: main
+
+        env:
+          CROWDIN_PROJECT_ID: ${{ vars.CROWDIN_PROJECT_ID }}
+          CROWDIN_PERSONAL_TOKEN: ${{ secrets.CROWDIN_PERSONAL_TOKEN }}
diff --git a/crowdin.yml b/crowdin.yml
index 5cd4a744aa..d05b0e69f5 100644
--- a/crowdin.yml
+++ b/crowdin.yml
@@ -1,5 +1,10 @@
+# This is needed for the Github Action
+project_id_env: CROWDIN_PROJECT_ID
+api_token_env: CROWDIN_PERSONAL_TOKEN
+
 skip_untranslated_strings: 1
 commit_message: '[ci skip]'
+preserve_hierarchy: true
 files:
   - source: /app/javascript/mastodon/locales/en.json
     translation: /app/javascript/mastodon/locales/%two_letters_code%.json