From 2d5ee8ba859e392fa52d7f7b3b49b8591530442b Mon Sep 17 00:00:00 2001
From: Maxime Piraux <maxime.piraux@uclouvain.be>
Date: Tue, 10 Oct 2023 10:19:04 +0200
Subject: [PATCH] Create inginious-push.yml

---
 .github/workflows/inginious-push.yml | 96 ++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 .github/workflows/inginious-push.yml

diff --git a/.github/workflows/inginious-push.yml b/.github/workflows/inginious-push.yml
new file mode 100644
index 0000000..bee7a5e
--- /dev/null
+++ b/.github/workflows/inginious-push.yml
@@ -0,0 +1,96 @@
+name: Push to INGInious
+on:
+  push:
+    branches: [ "main" ]
+  pull_request_target:
+    types:
+      - closed
+
+env:
+  COURSE_ID: missing-semester  # Put the INGInious course ID
+  COURSE_URL: https://dav.inginious.org/missing-semester # Put the WebDAV url of the course
+  REPO_COURSE_DIR: "." # Put the directory name of the root of the INGinious course in this repo
+
+jobs:
+  reset_changes:
+    name: Reset INGInious changes
+    if: github.head_ref == 'inginious-remote-changes' && github.event.pull_request.merged == false
+    runs-on: ubuntu-latest
+    environment: INGInious WebDAV
+    steps:
+      - name: Install dependencies
+        run: |
+          sudo apt update
+          sudo apt install -y davfs2
+      - name: Mount course directory
+        id: mount
+        env:
+          WEBDAV_USERNAME: ${{ secrets.WEBDAV_USERNAME }}
+          WEBDAV_PASSWORD: ${{ secrets.WEBDAV_PASSWORD }}
+        run: |
+          mkdir /tmp/webdav
+          echo -e "$WEBDAV_USERNAME\n$WEBDAV_PASSWORD\n" | sudo mount -t davfs $COURSE_URL /tmp/webdav -o uid=$(id -u),gid=$(id -g)
+          ls -lah /tmp/webdav
+          echo "commit_id=$(cat /tmp/webdav/.commit_id)" >> $GITHUB_OUTPUT
+      - name: Checkout remote commit ID
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ steps.mount.outputs.commit_id }}
+      - name: Push using WebDAV
+        run: |
+          rsync -rv --exclude ".github" --exclude "lost+found" --exclude ".commit_id" --inplace --cvs-exclude --delete $GITHUB_WORKSPACE/$REPO_COURSE_DIR/ /tmp/webdav/
+          sudo umount /tmp/webdav
+  push_to_inginious:
+    name: Push to INGInious instance
+    if: always() && ((github.head_ref == 'inginious-remote-changes' && github.event.pull_request.merged == false) || github.event_name == 'push')
+    needs: reset_changes
+    runs-on: ubuntu-latest
+    environment: INGInious WebDAV
+    steps:
+      - name: Install dependencies
+        run: |
+          sudo apt update
+          sudo apt install -y davfs2
+      - name: Mount course directory
+        id: mount
+        env:
+          WEBDAV_USERNAME: ${{ secrets.WEBDAV_USERNAME }}
+          WEBDAV_PASSWORD: ${{ secrets.WEBDAV_PASSWORD }}
+        run: |
+          mkdir /tmp/webdav
+          echo -e "$WEBDAV_USERNAME\n$WEBDAV_PASSWORD\n" | sudo mount -t davfs $COURSE_URL /tmp/webdav -o uid=$(id -u),gid=$(id -g)
+          ls -lah /tmp/webdav
+          echo "commit_id=$(cat /tmp/webdav/.commit_id)" >> $GITHUB_OUTPUT
+      - name: Initialise remote commit ID
+        if: ${{ steps.mount.outputs.commit_id == '' }}
+        run: echo "$GITHUB_SHA" > /tmp/webdav/.commit_id
+      - name: Checkout remote commit ID
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ steps.mount.outputs.commit_id }}
+      - name: Copy over remote files
+        run: |
+          rm -rf $GITHUB_WORKSPACE/$REPO_COURSE_DIR/*
+          cp -rf /tmp/webdav/* $GITHUB_WORKSPACE/$REPO_COURSE_DIR
+      - name: Prepare PR with changes if any
+        uses: peter-evans/create-pull-request@v4
+        id: create-pr
+        with:
+          commit-message: INGInious remote changes
+          title: "Remote changes from INGInious"
+          branch: inginious-remote-changes
+          body: "Remote changes not part of the repository. *Closing this PR without merging will reset the remote changes.*"
+          base: main
+          delete-branch: true
+      - name: Abort if remote changes exists
+        run: exit 1
+        if: ${{ steps.create-pr.outputs.pull-request-number != null }}
+      - name: Checkout event commit
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Push using WebDAV
+        run: |
+          rsync -rv --exclude ".github" --exclude "lost+found" --exclude ".commit_id" --inplace --cvs-exclude --delete $GITHUB_WORKSPACE/$REPO_COURSE_DIR/ /tmp/webdav/
+          echo "$GITHUB_SHA" > /tmp/webdav/.commit_id
+          sudo umount /tmp/webdav