From 8ffb773f43c8dc54801ca1d111854e7e881c93c9 Mon Sep 17 00:00:00 2001
From: Frédéric Guillot <fred@miniflux.net>
Date: Sun, 19 Nov 2017 21:10:04 -0800
Subject: First commit

---
 generate.go | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 generate.go

(limited to 'generate.go')

diff --git a/generate.go b/generate.go
new file mode 100644
index 0000000..21ce370
--- /dev/null
+++ b/generate.go
@@ -0,0 +1,120 @@
+// Copyright 2017 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+// +build ignore
+
+package main
+
+import (
+	"crypto/sha256"
+	"encoding/base64"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path"
+	"path/filepath"
+	"strings"
+	"text/template"
+	"time"
+
+	"github.com/tdewolff/minify"
+	"github.com/tdewolff/minify/css"
+	"github.com/tdewolff/minify/js"
+)
+
+const tpl = `// Code generated by go generate; DO NOT EDIT.
+// {{ .Timestamp }}
+
+package {{ .Package }}
+
+var {{ .Map }} = map[string]string{
+{{ range $constant, $content := .Files }}` + "\t" + `"{{ $constant }}": ` + "`{{ $content }}`" + `,
+{{ end }}}
+
+var {{ .Map }}Checksums = map[string]string{
+{{ range $constant, $content := .Checksums }}` + "\t" + `"{{ $constant }}": "{{ $content }}",
+{{ end }}}
+`
+
+var generatedTpl = template.Must(template.New("").Parse(tpl))
+
+type GeneratedFile struct {
+	Package, Map string
+	Timestamp    time.Time
+	Files        map[string]string
+	Checksums    map[string]string
+}
+
+func normalizeBasename(filename string) string {
+	filename = strings.TrimSuffix(filename, filepath.Ext(filename))
+	return strings.Replace(filename, " ", "_", -1)
+}
+
+func generateFile(serializer, pkg, mapName, pattern, output string) {
+	generatedFile := &GeneratedFile{
+		Package:   pkg,
+		Map:       mapName,
+		Timestamp: time.Now(),
+		Files:     make(map[string]string),
+		Checksums: make(map[string]string),
+	}
+
+	files, _ := filepath.Glob(pattern)
+	for _, file := range files {
+		basename := path.Base(file)
+		content, err := ioutil.ReadFile(file)
+		if err != nil {
+			panic(err)
+		}
+
+		switch serializer {
+		case "css":
+			m := minify.New()
+			m.AddFunc("text/css", css.Minify)
+			content, err = m.Bytes("text/css", content)
+			if err != nil {
+				panic(err)
+			}
+
+			basename = normalizeBasename(basename)
+			generatedFile.Files[basename] = string(content)
+		case "js":
+			m := minify.New()
+			m.AddFunc("text/javascript", js.Minify)
+			content, err = m.Bytes("text/javascript", content)
+			if err != nil {
+				panic(err)
+			}
+
+			basename = normalizeBasename(basename)
+			generatedFile.Files[basename] = string(content)
+		case "base64":
+			encodedContent := base64.StdEncoding.EncodeToString(content)
+			generatedFile.Files[basename] = encodedContent
+		default:
+			basename = normalizeBasename(basename)
+			generatedFile.Files[basename] = string(content)
+		}
+
+		generatedFile.Checksums[basename] = fmt.Sprintf("%x", sha256.Sum256(content))
+	}
+
+	f, err := os.Create(output)
+	if err != nil {
+		panic(err)
+	}
+	defer f.Close()
+
+	generatedTpl.Execute(f, generatedFile)
+}
+
+func main() {
+	generateFile("none", "sql", "SqlMap", "sql/*.sql", "sql/sql.go")
+	generateFile("base64", "static", "Binaries", "server/static/bin/*", "server/static/bin.go")
+	generateFile("css", "static", "Stylesheets", "server/static/css/*.css", "server/static/css.go")
+	generateFile("js", "static", "Javascript", "server/static/js/*.js", "server/static/js.go")
+	generateFile("none", "template", "templateViewsMap", "server/template/html/*.html", "server/template/views.go")
+	generateFile("none", "template", "templateCommonMap", "server/template/html/common/*.html", "server/template/common.go")
+	generateFile("none", "locale", "Translations", "locale/translations/*.json", "locale/translations.go")
+}
-- 
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