104 lines
2.8 KiB
Go
104 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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"os/exec"
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"path/filepath"
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"sort"
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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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// MakeBook will combine all scores into a single songbook
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// generated using LaTeX.
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func MakeBook(path string, opts *settings.Settings) {
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// Everything needs to be compiled
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CompileDir(path, opts)
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// Sort scores
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sort.Sort(settings.ScoresByName{scores})
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templ, err := parseBookTemplate(opts)
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texPath := filepath.Join(opts.OutputDir, opts.Name+".tex")
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log.WithFields(log.Fields{
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"path": texPath,
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}).Info("compiling songbook template")
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f, err := os.Create(texPath)
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helpers.Check(err, "could not create songbook texfile")
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err = templ.Execute(f, &struct {
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Scores *[]settings.Score
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Settings *settings.Settings
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Categories []string
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}{
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Scores: &scores,
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Settings: opts,
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Categories: scoreCategories(&scores),
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})
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helpers.Check(err, "error executing book template")
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f.Close()
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cmd := exec.Command("latexmk", "-silent", "-pdf", "-cd", texPath)
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out, err := cmd.CombinedOutput()
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if err != nil {
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log.WithFields(log.Fields{
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"message": string(out),
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"error": err,
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}).Fatal("songbook failed to compile")
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}
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cmd = exec.Command("latexmk", "-c", "-cd", texPath)
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out, err = cmd.CombinedOutput()
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if err != nil {
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log.WithFields(log.Fields{
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"message": string(out),
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"error": err,
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}).Error("failed to clean songbook latex files")
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}
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err = os.Remove(texPath)
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helpers.Check(err, "could not remove songbook latex template")
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}
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// scoreCategories returns a sorted slice of all categories used
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// in the given slice of scores
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func scoreCategories(scores *[]settings.Score) []string {
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catMap := make(map[string]struct{})
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for i := range *scores {
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for _, cat := range (*scores)[i].Categories {
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catMap[cat] = struct{}{}
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}
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}
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categories := make([]string, 0, len(catMap))
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for cat := range catMap {
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categories = append(categories, cat)
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}
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sort.Strings(categories)
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return categories
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}
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// unknownCategories returns true if the slice contains any scores with
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// unknown categories
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func unknownCategories(scores *[]settings.Score) bool {
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for i := range *scores {
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if len((*scores)[i].Categories) == 0 {
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return true
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}
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}
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return false
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}
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