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package main
import (
"fmt"
"net/http"
"path/filepath"
"strings"
"github.com/gorilla/mux"
"riedstra.dev/mitch/go-website/page"
"riedstra.dev/mitch/go-website/rediscache"
)
func (a *App) ServeHTTP(w http.ResponseWriter, r *http.Request) {
rtr := mux.NewRouter()
rtr.HandleFunc(a.ReIndexPath, a.RebuildIndexHandler)
rtr.PathPrefix("/static/").Handler(a.StaticHandler())
rtr.HandleFunc("/login", a.LoginHandler)
rtr.Handle("/logout", a.RequiresLogin(http.HandlerFunc(a.LogoutHandler)))
rtr.PathPrefix("/edit/").Handler(
a.RequiresLogin(http.StripPrefix("/edit/", http.HandlerFunc(a.EditPage)))).Methods("GET")
rtr.PathPrefix("/edit/").Handler(
a.RequiresLogin(http.StripPrefix("/edit/", http.HandlerFunc(a.SaveEditPage)))).Methods("POST")
if a.redisPool != nil && !a.IsLoggedIn(r) {
rtr.PathPrefix(fmt.Sprintf("/%s/{tag}", a.FeedPrefix)).Handler(
rediscache.HandleWithParams(a.redisPool, a.RedisKey,
http.HandlerFunc(a.FeedHandler)))
rtr.PathPrefix("/_json/").Handler(
rediscache.HandleWithParams(a.redisPool, a.RedisKey,
http.StripPrefix("/_json", http.HandlerFunc(a.PageJsonHandler))))
rtr.PathPrefix("/_md/").Handler(
rediscache.HandleWithParams(a.redisPool, a.RedisKey,
http.StripPrefix("/_md", http.HandlerFunc(a.PageMarkdownHandler))))
rtr.PathPrefix("/").Handler(rediscache.Handle(
a.redisPool, a.RedisKey, http.HandlerFunc(a.PageHandler)))
} else {
rtr.PathPrefix("/_md/").Handler(http.StripPrefix("/_md",
http.HandlerFunc(a.PageMarkdownHandler)))
rtr.PathPrefix("/_json/").Handler(http.StripPrefix("/_json",
http.HandlerFunc(a.PageJsonHandler)))
rtr.PathPrefix(fmt.Sprintf("/%s/{tag}", a.FeedPrefix)).HandlerFunc(
a.FeedHandler)
rtr.PathPrefix("/").Handler(http.HandlerFunc(a.PageHandler))
}
rtr.ServeHTTP(w, r)
}
func (a *App) PageHandler(w http.ResponseWriter, r *http.Request) {
u := r.URL.Path
if u == "/" {
u = "/index"
}
loggedIn := a.IsLoggedIn(r)
if u == "/dashboard" && loggedIn {
u = page.TemplateDirectory + "/dashboard"
}
// Render nothing inside of the template directory if we're not logged in
if strings.HasPrefix(u[1:], filepath.Clean(page.TemplateDirectory)) &&
!loggedIn {
page.Render4xx(w, r, map[string]interface{}{
"LoggedIn": loggedIn,
}, 404)
return
}
u = filepath.Join(".", u)
page.RenderWithVars(w, r, u, map[string]interface{}{
"LoggedIn": loggedIn,
})
}
func (a *App) PageJsonHandler(w http.ResponseWriter, r *http.Request) {
u := r.URL.Path
if u == "/" {
u = "/index"
}
// Skip template directory
if strings.HasPrefix(u[1:], filepath.Clean(page.TemplateDirectory)) {
page.Render4xx(w, r, map[string]interface{}{}, 404)
return
}
u = filepath.Join(".", u)
page.RenderJson(w, r, u, map[string]interface{}{}, 200)
}
func (a *App) PageMarkdownHandler(w http.ResponseWriter, r *http.Request) {
u := r.URL.Path
if u == "/" {
u = "/index"
}
// Skip template directory
if strings.HasPrefix(u[1:], filepath.Clean(page.TemplateDirectory)) {
page.Render4xx(w, r, map[string]interface{}{}, 404)
return
}
u = filepath.Join(".", u)
page.RenderMarkdown(w, r, u, map[string]interface{}{}, 200)
}
func (a *App) RebuildIndexHandler(w http.ResponseWriter, r *http.Request) {
u := r.URL.Path
if u == "/" {
u = "/index"
}
u = filepath.Join(".", u)
p := page.NewPage("index")
err := p.RebuildIndex()
page.RenderWithVars(w, r, u, map[string]interface{}{
"IndexError": err,
})
}
// StaticHandler simply returns a HTTP handler that looks at the current
// directory and exposes `static` via HTTP `/static`.
func (a *App) StaticHandler() http.Handler {
return http.StripPrefix("/static/", http.FileServer(http.Dir(a.StaticDirectory)))
}
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