init.go

/*
# File init.go
# Author: Dan Huckson
# Date: 20160401
*/
package gobase

import (
	"log"
	"net/http"
	"strings"

	"github.com/gorilla/mux"

	"github.com/unodan/cache"
	"github.com/unodan/gobase/control/app"
)

func ServeStatic(r *mux.Router, base string) {
	staticPaths := map[string]string{
		"images":      base + "/images/",
		"javascript":  base + "/javascript/",
		"stylesheets": base + "/stylesheets/",
	}
	for pathName, pathValue := range staticPaths {
		pathPrefix := "/" + pathName + "/"
		r.PathPrefix(pathPrefix).Handler(http.StripPrefix(pathPrefix, http.FileServer(http.Dir(pathValue))))
	}
}

func init() {
	var (
		appID   = "mwa"
		appName = "My Web Application"
	)
	uri := "/"
	log.Printf("\n\n---  %s  %s  %s", appName, uri, strings.Repeat("-", 80-len(appName+uri)-9))
	log.Println("init, Info: application [ " + appName + " ] has started")

	r := mux.NewRouter()
	ca := app.Setup(&app.Cache{
		ID:    appID,
		Title: appName,
	})

	func(handlers map[string]func(http.ResponseWriter, *http.Request, string, *cache.Store)) {
		r.NotFoundHandler = app.MakeHandler(app.Help, "/help", ca)
		for route := range handlers {
			r.HandleFunc(route, app.MakeHandler(handlers[route], route, ca))
		}

		ServeStatic(r, ".")
		http.Handle("/", r)

		log.Println("init, Info: application [ " + ca.Get("Title").(string) + " ] has initialized successfully")
		log.Println("init, Info: server [ " + ca.Get("HostName").(string) + " ], waiting for requests on port [ " + ca.Get("HostPort").(string) + " ]")
	}(map[string]func(http.ResponseWriter, *http.Request, string, *cache.Store){
		"/":         app.Home,
		"/somepage": app.Somepage,
	})
}