111 lines
2.8 KiB
Go
111 lines
2.8 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"
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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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scores []settings.Score
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)
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// CompileDir compiles all lilypond files and makes all
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// sheet music available in the OutputDir
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func CompileDir(path string, opts *settings.Settings) {
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// Find all scores
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collector := generateScores()
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filepath.Walk(path, compilePath(path, opts, collector))
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PrepareLilypond(opts)
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for i := range scores {
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scores[i].GenerateOutputPath(opts)
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if !helpers.Exists(scores[i].OutputPath) ||
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scores[i].LastModified.After(helpers.LastModified(scores[i].OutputPath)) {
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var (
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msg string
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err error
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)
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switch filepath.Ext(scores[i].Path) {
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case ".ly":
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msg, err = Lilypond(scores[i].Path)
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case ".pdf":
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if helpers.Exists(scores[i].OutputPath) {
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os.Remove(scores[i].OutputPath)
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}
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if err == nil {
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err = os.Link(scores[i].Path, scores[i].OutputPath)
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}
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}
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if err != nil {
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log.WithFields(log.Fields{
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"message": msg,
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"error": err,
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"score": scores[i],
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}).Warning("score failed to compile")
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}
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} else {
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log.WithFields(log.Fields{
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"score": scores[i],
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"outputVersion": helpers.LastModified(scores[i].OutputPath),
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}).Debug("skipping compilation")
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}
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}
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}
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func generateScores() func(string, os.FileInfo) error {
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return func(path string, file os.FileInfo) error {
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var (
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score *settings.Score
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err error
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)
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switch filepath.Ext(path) {
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case ".ly":
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log.WithFields(log.Fields{"path": path}).Info("adding lilypond file")
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score, err = settings.FromLy(path)
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if score != nil {
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score.LastModified = file.ModTime()
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}
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case ".json":
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if filepath.Base(path) != "ponder.json" {
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log.WithFields(log.Fields{"path": path}).Info("adding json file")
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score, err = settings.FromJSON(path)
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score.LastModified = helpers.LastModified(score.Path)
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}
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default:
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log.WithFields(log.Fields{"path": path}).Debug("ignoring file")
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}
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if err != nil {
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log.WithFields(log.Fields{
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"error": err,
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"path": path,
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}).Warning("unable to parse score settings, skipping...")
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} else if score != nil {
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scores = append(scores, *score)
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}
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return nil
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}
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}
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