main.yml

# Copyright 2019, 2022-2023 David Corbett
# Copyright 2020-2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Main workflow
on: push
permissions:
  contents: read
env:
  FONTFORGE_COMMIT: aa062f4cbd1db21e27b2620f16993ebe4c540ab6
  HARFBUZZ_VERSION: 7.3.0
  PYTHON_VERSION: 3.11
jobs:
  main:
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        noto:
          - ''
        requirements:
          - frozen
          - oldest
          - newest
        skip-check:
          - ''
        include:
          - noto: Noto
            requirements: frozen
          - requirements: frozen
            skip-check: skip-check
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-python@v4
        with:
          python-version: ${{ env.PYTHON_VERSION }}
      - name: Cache FontForge
        id: cache-fontforge
        uses: actions/cache@v3
        with:
          key: ${{ runner.os }}-fontforge-${{ env.FONTFORGE_COMMIT }}-python-${{ env.PYTHON_VERSION }}
          path: fontforge
      - name: Install FontForge
        if: steps.cache-fontforge.outputs.cache-hit != 'true'
        run: |
          sudo apt-get update
          sudo apt-get -qy --no-install-recommends install \
            build-essential \
            cmake \
            ninja-build \
            packaging-dev \
            pkg-config \
            python${{ env.PYTHON_VERSION }}-dev \
          ;
          curl -Lo fontforge.zip https://github.com/fontforge/fontforge/archive/${{ env.FONTFORGE_COMMIT }}.zip
          unzip fontforge.zip
          mv fontforge-${{ env.FONTFORGE_COMMIT }} fontforge
          cd fontforge
          curl -O https://patch-diff.githubusercontent.com/raw/fontforge/fontforge/pull/4232.patch
          patch -p1 <4232.patch
          mkdir build
          cd build
          cmake -G Ninja \
            -D CMAKE_INSTALL_PREFIX="$PWD/target" \
            -D ENABLE_DOCS=OFF \
            -D ENABLE_GUI=OFF \
            -D ENABLE_LIBGIF=OFF \
            -D ENABLE_LIBJPEG=OFF \
            -D ENABLE_LIBPNG=OFF \
            -D ENABLE_LIBREADLINE=OFF \
            -D ENABLE_LIBSPIRO=OFF \
            -D ENABLE_LIBTIFF=OFF \
            -D ENABLE_LIBUNINAMESLIST=OFF \
            -D ENABLE_PYTHON_EXTENSION=ON \
            -D ENABLE_NATIVE_SCRIPTING=OFF \
            -D ENABLE_WOFF2=OFF \
            .. \
          ;
          ninja
          sudo ninja install
      - name: Add site-packages to default search path
        run: echo "PYTHONPATH=$PWD/fontforge/build/target/lib/python${{ env.PYTHON_VERSION }}/site-packages:$PYTHONPATH" >>"$GITHUB_ENV"
      - name: Cache HarfBuzz
        if: matrix.skip-check == ''
        id: cache-harfbuzz
        uses: actions/cache@v3
        with:
          key: ${{ runner.os }}-harfbuzz-${{ env.HARFBUZZ_VERSION }}
          path: .hb/harfbuzz-${{ env.HARFBUZZ_VERSION }}
      - name: Install HarfBuzz
        if: steps.cache-harfbuzz.outputs.cache-hit != 'true' && matrix.skip-check == ''
        run: make HB_VERSION=${{ env.HARFBUZZ_VERSION }} hb-shape
      - name: Add HarfBuzz to path
        if: matrix.skip-check == ''
        run: echo "$PWD/.hb/harfbuzz-${{ env.HARFBUZZ_VERSION }}/util" >>"$GITHUB_PATH"
      - name: Install unifdef
        run: |
          sudo apt-get -qy --no-install-recommends install unifdef
      - name: Prepare newest requirements
        if: matrix.requirements == 'newest'
        run: |
          cp dev-requirements.in dev-requirements.txt
          cp requirements.in requirements.txt
      - name: Install dev requirements
        if: matrix.skip-check == ''
        run: pip install ${{ matrix.requirements != 'newest' && '--no-deps' || '' }} --upgrade --upgrade-strategy eager -r dev-requirements.txt
      - name: Prepare oldest requirements
        if: matrix.requirements == 'oldest'
        run: |
          ./get-old-requirements.py --input requirements.in --output requirements.txt
      - name: Make a virtual environment for building
        run: python -m venv build-venv
      - name: Install requirements
        run: |
          . build-venv/bin/activate
          pip install ${{ matrix.requirements == 'frozen' && '--no-deps' || '' }} --upgrade --upgrade-strategy eager -r requirements.txt
      - name: Build
        run: |
          . build-venv/bin/activate
          make -B -j "NOTO=${{ matrix.noto }}"
      - name: Test
        if: matrix.skip-check == ''
        run: make -j "NOTO=${{ matrix.noto }}" check
      - name: Determine whether to push the fonts or upload them
        id: push-or-upload
        run: |
          is_noto=${{ matrix.noto != '' }}
          job_will_push=${{ github.ref_name == github.event.repository.default_branch && contains(github.event.repository.name, 'Noto') }}
          if [ $job_will_push = true ]
          then
            echo push=$is_noto >>"$GITHUB_OUTPUT"
          else
            if [ $is_noto = true ]
            then
              upload_name=fonts-noto
            elif [ ${{ matrix.skip-check != '' }} = true ]
            then
              upload_name=fonts
            fi
            echo upload-name=$upload_name >>"$GITHUB_OUTPUT"
          fi
      - name: Commit and push
        if: steps.push-or-upload.outputs.push == 'true'
        run: |
          git config --local user.email '41898282+github-actions[bot]@users.noreply.github.com'
          git config --local user.name 'github-actions[bot]'
          git add -f fonts
          git commit -m 'Automatically build the fonts'
          git push
      - name: Upload build artifacts
        if: steps.push-or-upload.outputs.upload-name
        uses: actions/upload-artifact@v3
        with:
          name: ${{ steps.push-or-upload.outputs.upload-name }}
          path: fonts