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main.go
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main.go
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/*******************************************************************************
*
* Copyright 2018 Stefan Majewsky <majewsky@gmx.net>
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
*******************************************************************************/
package main
import (
"errors"
"fmt"
"os"
"path/filepath"
)
func main() {
if len(os.Args) != 3 {
os.Stderr.Write([]byte("usage: vt6-website-build <path-to-vt6-repo> <path-to-output-dir>\n"))
os.Exit(1)
}
//avoid duplication of error-printing code
err := main2()
if err != nil {
fmt.Fprintln(os.Stderr, err.Error())
os.Exit(1)
}
}
func main2() error {
//first argument must be the VT6 repo, so we expect the "spec/" subdir with all the specs
inputDir := os.Args[1]
specDir := filepath.Join(inputDir, "spec")
fi, err := os.Stat(specDir)
if err != nil {
return err
}
if !fi.IsDir() {
return errors.New(specDir + ": not a directory")
}
//load templates
err = initPageTemplate(inputDir)
if err != nil {
return err
}
//second argument must be a directory, but we create it on first run
outputDir := os.Args[2]
err = os.MkdirAll(outputDir, 0777)
if err != nil {
return err
}
//render source files
sourceFiles, err := FindSourceFiles(inputDir)
if err != nil {
return err
}
pages := make([]*Page, len(sourceFiles))
for idx, sourceFile := range sourceFiles {
page, err := sourceFile.Render()
if err != nil {
return err
}
pages[idx] = &page
}
navTree := NewNavigationTree(sourceFiles)
for _, page := range pages {
page.AddNavigation(navTree)
}
//write resulting HTML pages to output directory
for _, page := range pages {
err = page.WriteTo(outputDir)
if err != nil {
return err
}
}
//copy static assets
return CopyAssets(
filepath.Join(inputDir, "website/static"),
filepath.Join(outputDir, "static"),
)
}