Added blog page, article page and added latest articles to start page.

tpl/template.go

@@ -0,0 +1,68 @@
+package tpl
+
+import (
+	"bytes"
+	"github.com/emvi/logbuch"
+	"github.com/gosimple/slug"
+	"html/template"
+	"net/http"
+	"os"
+)
+
+const (
+	templateDir = "template/*"
+)
+
+var (
+	tpl       *template.Template
+	tplCache  = make(map[string][]byte)
+	hotReload bool
+)
+
+var funcMap = template.FuncMap{
+	"slug": slug.Make,
+}
+
+func LoadTemplate() {
+	logbuch.Debug("Loading templates")
+	var err error
+	tpl, err = template.New("").Funcs(funcMap).ParseGlob(templateDir)
+
+	if err != nil {
+		logbuch.Fatal("Error loading template", logbuch.Fields{"err": err})
+	}
+
+	hotReload = os.Getenv("MB_HOT_RELOAD") == "true"
+	logbuch.Debug("Templates loaded", logbuch.Fields{"hot_reload": hotReload})
+}
+
+func renderTemplate(name string) {
+	logbuch.Debug("Rendering template", logbuch.Fields{"name": name})
+	var buffer bytes.Buffer
+
+	if err := tpl.ExecuteTemplate(&buffer, name, nil); err != nil {
+		logbuch.Fatal("Error executing template", logbuch.Fields{"err": err, "name": name})
+	}
+
+	tplCache[name] = buffer.Bytes()
+}
+
+func Get() *template.Template {
+	return tpl
+}
+
+func ServeTemplate(name string) http.HandlerFunc {
+	// render once so we have it in cache
+	renderTemplate(name)
+
+	return func(w http.ResponseWriter, r *http.Request) {
+		if hotReload {
+			LoadTemplate()
+			renderTemplate(name)
+		}
+
+		if _, err := w.Write(tplCache[name]); err != nil {
+			logbuch.Error("Error returning page to client", logbuch.Fields{"err": err, "name": name})
+		}
+	}
+}