Consolidate i18n check into a reusable workflow (#8634)

* Fix i18n check bypass for RiotTranslateBot

* Consolidate i18n check into a reusable workflow

* Update .github/workflows/i18n_check.yaml

Co-authored-by: Travis Ralston <travisr@matrix.org>

Co-authored-by: Travis Ralston <travisr@matrix.org>

.github/workflows/i18n_check.yaml

@@ -0,0 +1,40 @@
+name: i18n Check
+on:
+  workflow_call: { }
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: "Get modified files"
+        id: changed_files
+        if: github.event_name == 'pull_request' && github.event.pull_request.user.login != 'RiotTranslateBot'
+        uses: tj-actions/changed-files@v19
+        with:
+          files: |
+            src/i18n/strings/*
+          files_ignore: |
+            src/i18n/strings/en_EN.json
+
+      - name: "Assert only en_EN was modified"
+        if: |
+          github.event_name == 'pull_request' &&
+          github.event.pull_request.user.login != 'RiotTranslateBot' &&
+          steps.changed_files.outputs.any_modified == 'true'
+        run: |
+          echo "Only translation files modified by `yarn i18n` can be committed - other translation files will confuse weblate in unrecoverable ways."
+          exit 1
+
+      - uses: actions/setup-node@v3
+        with:
+          cache: 'yarn'
+
+      # Does not need branch matching as only analyses this layer
+      - name: Install Deps
+        run: "yarn install --pure-lockfile"
+
+      - name: i18n Check
+        run: "yarn run diff-i18n"

.github/workflows/static_analysis.yaml

@@ -39,41 +39,7 @@ jobs:
 
   i18n_lint:
     name: "i18n Check"
-    runs-on: ubuntu-latest
-    permissions:
-      pull-requests: read
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: "Get modified files"
-        id: changed_files
-        if: github.event_name == 'pull_request' && github.actor != 'RiotTranslateBot'
-        uses: tj-actions/changed-files@v19
-        with:
-          files: |
-            src/i18n/strings/*
-          files_ignore: |
-            src/i18n/strings/en_EN.json
-
-      - name: "Assert only en_EN was modified"
-        if: |
-          github.event_name == 'pull_request' &&
-          github.actor != 'RiotTranslateBot' &&
-          steps.changed_files.outputs.any_modified == 'true'
-        run: |
-          echo "You can only modify en_EN.json, do not touch any of the other i18n files as Weblate will be confused"
-          exit 1
-
-      - uses: actions/setup-node@v3
-        with:
-          cache: 'yarn'
-
-      # Does not need branch matching as only analyses this layer
-      - name: Install Deps
-        run: "yarn install"
-
-      - name: i18n Check
-        run: "yarn run diff-i18n"
+    uses: matrix-org/matrix-react-sdk/.github/workflows/i18n_check.yml@develop
 
   js_lint:
     name: "ESLint"