package main
import (
"fmt"
"html/template"
"io/ioutil"
"math/rand"
"net/http"
"os"
"path"
"strconv"
"strings"
)
var templates *template.Template
func initWebsite() {
pages, err := ioutil.ReadDir("pages")
if err != nil {
panic(err)
}
templates = template.Must(template.ParseGlob("pages/*.html"))
for _, page := range pages {
if path.Ext(page.Name()) == ".html" && page.Name()[0] != '_' {
http.HandleFunc("/"+page.Name(), handlePage)
if page.Name() == "index.html" {
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != "/" {
http.NotFound(w, r)
return
}
handlePage(w, r)
})
}
}
}
http.Handle("/static/", http.StripPrefix("/static", http.FileServer(http.Dir("static"))))
http.HandleFunc("/favicon.ico", handleFavicon)
}
func humanize(bytes int64) string {
units := []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"}
i := 0
n := float64(bytes)
for n >= 1024 && i < len(units)-1 {
n /= 1024
i += 1
}
return strconv.FormatFloat(n, 'f', -1, 64) + " " + units[i]
}
func handleFavicon(w http.ResponseWriter, r *http.Request) {
http.ServeFile(w, r, "static/favicon.ico")
}
type pageContext struct {
SiteName string
Abuse string
Contact string
MaxSizeBytes int64
MaxSize string
Pages map[string]string
Result response
}
func newContext() pageContext {
pages := make(map[string]string)
for _, t := range templates.Templates() {
n := t.Name()
if n[0] != '_' {
title := n[:len(n)-len(path.Ext(n))]
title = strings.ToUpper(title[0:1]) + title[1:]
pages[title] = n
}
}
return pageContext{
SiteName: siteName,
Abuse: abuseMail,
Contact: contactMail,
MaxSizeBytes: uploads.MaxSize,
MaxSize: humanize(uploads.MaxSize),
Pages: pages,
}
}
func handlePage(w http.ResponseWriter, r *http.Request) {
page := strings.TrimLeft(r.URL.Path, "/")
if page == "" {
page = "index.html"
}
if err := templates.ExecuteTemplate(w, page, newContext()); err != nil {
fmt.Fprintln(os.Stderr, err)
}
}
func handleGrill(w http.ResponseWriter, r *http.Request) {
grills, err := ioutil.ReadDir("static/grill/")
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
} else if len(grills) == 0 {
http.Error(w, "files not found", http.StatusNotFound)
} else {
http.Redirect(w, r, "/static/grill/"+grills[rand.Intn(len(grills))].Name(), http.StatusFound)
}
}