build

#!/bin/bash
#
# Copyright 2015 Google Inc. All rights reserved.
#
# 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.

source util.sh

# exit early if any sub-commands fails
set -e

function setup() {
    if [[ ! $(python -m pip --version 2>/dev/null) ]]; then
        echo >&2 "error: pip is not installed."
        echo >&2 "Try running 'python -m ensurepip' or check installation instructions:"
        echo >&2 "https://pip.pypa.io/en/stable/installing/"
        exit 1
    fi
    if [[ ! -d env ]]; then
        if [[ ! $(python -m virtualenv --version 2>/dev/null) ]]; then
            if [ ! -e scripts/virtualenv/virtualenv.py ]; then
                echo "virtualenv is not installed; installing to scripts/virtualenv"
                mkdir -p scripts/virtualenv
                python -m pip install --target scripts/virtualenv virtualenv
            fi
            python scripts/virtualenv/virtualenv.py env
        else
            python -m virtualenv env
        fi
    fi
    source env/bin/activate
    # ensure fontmake submodule is up-to-date
    git submodule update --init
    pip install --upgrade -r scripts/fontmake/requirements.txt
    pip install scripts/fontmake
    deactivate
}

function build_all() {
    for target in src/*.glyphs src/*/*.plist src/*/*.ufo; do
        echo "==== building ${target} ===="
        if [[ "$1" == 'variable' ]]; then
            build_variable "${target}" "$2"
        else
            build "${target}" "$1"
        fi
        echo
    done
}

function build() {
    source env/bin/activate
    case "$1" in
        *.plist)
            build_plist "$1" 'otf' 'ttf'
            ;;
        *.glyphs)
            build_glyphs "$1" 'otf' 'ttf'
            ;;
        *.ufo)
            build_ufo "$1"
            ;;
        *)
            echo "unrecognized source type: \"$1\""
            exit 1
            ;;
    esac
    if [[ "$?" -ne 0 && "$2" != 'force' ]]; then
        exit 1
    fi
    deactivate
}

function build_variable() {
    source env/bin/activate
    case "$1" in
        *.plist)
            build_plist_variable "$1"
            ;;
        *.glyphs)
            build_glyphs_variable "$1"
            ;;
        *)
            echo "unrecognized source type for variable font: \"$1\""
            exit 1
            ;;
    esac
    if [[ "$?" -ne 0 && "$2" != 'force' ]]; then
        exit 1
    fi
    deactivate
}

function main() {
    case "$1" in
        setup) setup ;;
        all) build_all "$2" "$3" ;;
        variable) build_variable "$2" ;;
        *) build "$1" ;;
    esac
}

main "$@"