Integrate templates into bindata optionally (#314)

Integrated optional bindata for the templates

modules/templates/dynamic.go

@@ -0,0 +1,103 @@
+// +build !bindata
+
+// Copyright 2016 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package templates
+
+import (
+	"html/template"
+	"io/ioutil"
+	"path"
+	"strings"
+
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+	"github.com/Unknwon/com"
+	"gopkg.in/macaron.v1"
+)
+
+var (
+	templates = template.New("")
+)
+
+// Renderer implements the macaron handler for serving the templates.
+func Renderer() macaron.Handler {
+	return macaron.Renderer(macaron.RenderOptions{
+		Funcs:     NewFuncMap(),
+		Directory: path.Join(setting.StaticRootPath, "templates"),
+		AppendDirectories: []string{
+			path.Join(setting.CustomPath, "templates"),
+		},
+	})
+}
+
+// Mailer provides the templates required for sending notification mails.
+func Mailer() *template.Template {
+	for _, funcs := range NewFuncMap() {
+		templates.Funcs(funcs)
+	}
+
+	staticDir := path.Join(setting.StaticRootPath, "templates", "mail")
+
+	if com.IsDir(staticDir) {
+		files, err := com.StatDir(staticDir)
+
+		if err != nil {
+			log.Warn("Failed to read %s templates dir. %v", staticDir, err)
+		} else {
+			for _, filePath := range files {
+				if !strings.HasSuffix(filePath, ".tmpl") {
+					continue
+				}
+
+				content, err := ioutil.ReadFile(path.Join(staticDir, filePath))
+
+				if err != nil {
+					log.Warn("Failed to read static %s template. %v", filePath, err)
+					continue
+				}
+
+				templates.New(
+					strings.TrimSuffix(
+						filePath,
+						".tmpl",
+					),
+				).Parse(string(content))
+			}
+		}
+	}
+
+	customDir := path.Join(setting.CustomPath, "templates", "mail")
+
+	if com.IsDir(customDir) {
+		files, err := com.StatDir(customDir)
+
+		if err != nil {
+			log.Warn("Failed to read %s templates dir. %v", customDir, err)
+		} else {
+			for _, filePath := range files {
+				if !strings.HasSuffix(filePath, ".tmpl") {
+					continue
+				}
+
+				content, err := ioutil.ReadFile(path.Join(customDir, filePath))
+
+				if err != nil {
+					log.Warn("Failed to read custom %s template. %v", filePath, err)
+					continue
+				}
+
+				templates.New(
+					strings.TrimSuffix(
+						filePath,
+						".tmpl",
+					),
+				).Parse(string(content))
+			}
+		}
+	}
+
+	return templates
+}