From c79e605b60040c4c0e5c792fa447487c2b8ae246 Mon Sep 17 00:00:00 2001
From: horus_arch
Date: Mon, 15 Jun 2015 13:38:47 +0200
Subject: Use flex to extract html. Icono-font used for icons.

---
 intercept.go | 107 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 intercept.go

(limited to 'intercept.go')

diff --git a/intercept.go b/intercept.go
new file mode 100644
index 0000000..8201f3e
--- /dev/null
+++ b/intercept.go
@@ -0,0 +1,107 @@
+package main
+
+import (
+	"html/template"
+	"log"
+	"net/http"
+	"sort"
+	"strings"
+)
+
+type TemplateHandler struct {
+	handler http.Handler
+}
+
+func (t *TemplateHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+
+	w.Header().Set("Server", "uhttpd")
+
+	// We use our custom handler to prettify directories. Files are served via default.
+	if !strings.HasSuffix(r.URL.Path, "/") {
+		t.handler.ServeHTTP(w, r)
+		return
+	}
+
+	rec := NewRecorder()
+
+	defer rec.Body.Reset()
+
+	// passing the recorder instead of the real ResponseWriter
+	t.handler.ServeHTTP(rec, r)
+
+	// let the standard lib handle all the caching
+	if rec.Code > 300 && rec.Code < 400 {
+		log.Println("Code: ", rec.Code)
+		t.handler.ServeHTTP(w, r)
+		return
+	}
+
+	// we copy the original headers first
+	for k, v := range rec.Header() {
+		w.Header()[k] = v
+	}
+
+	// not found
+	if rec.Code == 404 {
+		w.Header().Set("Content-Type", "text/html")
+		w.WriteHeader(404)
+		tmpl := template.New("404")
+		tmpl, err := tmpl.Parse(get404())
+		if err != nil {
+			log.Println(err.Error())
+			w.WriteHeader(500)
+			w.Write([]byte(err.Error()))
+			return
+		}
+
+		err = tmpl.Execute(w, struct{ URL string }{URL: r.URL.Path})
+		if err != nil {
+			log.Println(err.Error())
+			w.WriteHeader(500)
+			w.Write([]byte(err.Error()))
+			return
+		}
+		return
+	}
+
+	// we serve a file instead of a html page
+	if !strings.Contains(w.Header().Get("Content-Type"), "text/html") {
+		w.Write(rec.Body.Bytes())
+		return
+	}
+
+	data := rec.Body.String()
+
+	// we serve the directoy page
+	if strings.HasPrefix(data, "<pre>") {
+		execTemplate(w, r, data)
+	} else {
+		w.Write(rec.Body.Bytes())
+	}
+}
+
+func execTemplate(w http.ResponseWriter, r *http.Request, data string) {
+
+	links := getToken(data)
+	sort.Sort(LinksAsSlice(links)) // see sort.go
+
+	tmpl := template.New("page")
+	tmpl, err := tmpl.Parse(getTemplate())
+	if err != nil {
+		log.Println(err.Error())
+		w.WriteHeader(500)
+		w.Write([]byte(err.Error()))
+		return
+	}
+
+	err = tmpl.Execute(w, struct {
+		Links       []Link
+		URL         string
+		Favicon     template.HTML
+		AllowUpload bool
+	}{Links: links, URL: r.URL.Path, Favicon: getFavicon(), AllowUpload: _allow_upload})
+	if err != nil {
+		log.Println(err)
+	}
+
+}
-- 
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