64 lines
1.9 KiB
Go
64 lines
1.9 KiB
Go
// Copyright © 2016 Jip J. Dekker <jip@dekker.li>
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package compiler
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import (
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"os/exec"
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"path/filepath"
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log "github.com/Sirupsen/logrus"
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"github.com/jjdekker/ponder/helpers"
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"github.com/jjdekker/ponder/settings"
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)
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var (
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lilypondCmd = "lilypond"
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lilypondArgs []string
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)
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// PrepareLilypond sets all arguments and options for the Lilypond
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// compilation function using the given settings
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func PrepareLilypond(opts *settings.Settings) {
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// Adds all includes to the lilypond arguments
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for _, dir := range opts.LilypondIncludes {
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lilypondArgs = append(lilypondArgs, "--include="+dir)
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}
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lilypondArgs = append(lilypondArgs, "--loglevel=ERROR")
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lilypondArgs = append(lilypondArgs, "--pdf")
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if !opts.EnablePointAndClick {
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lilypondArgs = append(lilypondArgs, "-dno-point-and-click")
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}
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}
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// Lilypond runs the lilypond compiler on the given path
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// using the arguments prepared by the PrepareLilypond function
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func Lilypond(s *settings.Score) (string, error) {
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args := append(lilypondArgs, "--output="+filepath.Dir(s.OutputPath))
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err := helpers.ExistsOrCreate(filepath.Dir(s.OutputPath))
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if err != nil {
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return "", err
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}
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args = append(args, s.Path)
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cmd := exec.Command(lilypondCmd, args...)
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log.WithFields(log.Fields{
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"path": s.Path,
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"cmd": cmd,
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}).Info("compiling file using lilypond")
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out, err := cmd.CombinedOutput()
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log.Debug("finished compiling")
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return string(out), err
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}
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