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// The HTTP package handles serving up web pages from the page interface
// This package assumes you'll be changing directory to where the
// Website's static content, templates and includes are located
package http
import (
"fmt"
"log"
"net/http"
"os"
"path/filepath"
"riedstra.dev/mitch/go-website/local"
"riedstra.dev/mitch/go-website/page"
"github.com/gorilla/mux"
)
// NewPage is required to specify how we acquire a new page from a given URL
// since an interface is used, you can swap this out with a different
// library to load pages from different sources
var NewPage func(string) page.Page = func(u string) page.Page {
return local.NewPage(u)
}
// ReindexRedirectTo is the path that we'll redirect to when a call to rebuild
// index is called
var ReindexRedirectTo = "/fullIndex"
// Logger can be overridden, errors and access logging are combined.
var Logger = log.New(os.Stderr, "", log.LstdFlags)
// GetHandler Returns a gorilla/mux Router which implements the http.Handler
// interface, allowing you to pull this website into your other Go applications
func GetHandler() *mux.Router {
if NewPage == nil {
fmt.Fprintln(os.Stderr, "Warning, global NewPage method is not defined!")
}
r := mux.NewRouter()
r.HandleFunc("/rebuildIndex/", RebuildIndexHandler)
r.PathPrefix("/static/").Handler(StaticHandler())
r.PathPrefix("/").HandlerFunc(PageHandler)
return r
}
// PageHandler is usually not called directly from external handlers, but the
// option exists if you're building something custom.
func PageHandler(w http.ResponseWriter, r *http.Request) {
u := r.URL.Path
if u == "/" {
u = "/index"
}
u = filepath.Join(".", u)
RenderForPath(w, r, u)
}
func RebuildIndexHandler(w http.ResponseWriter, r *http.Request) {
if r.Method != "POST" {
p := NewPage("index")
_ = p.RebuildIndex()
http.Redirect(w, r, ReindexRedirectTo, 302)
}
}
// StaticHandler simply returns a HTTP handler that looks at the current
// directory and exposes `static` via HTTP `/static`
func StaticHandler() http.Handler {
return http.StripPrefix("/static/", http.FileServer(http.Dir("static")))
}
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