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@ -1,12 +1,6 @@
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package handler
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import (
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"fmt"
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"net/http"
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"os"
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)
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var fs = http.FileServer(http.Dir("static/"))
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import "net/http"
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// Index is the handler that displays the index page.
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func Index(w http.ResponseWriter, r *http.Request) {
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@ -19,45 +13,5 @@ func Handler(w http.ResponseWriter, r *http.Request) {
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Index(w, r)
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return
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}
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if r.URL.Path == "/style.css" {
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TemplateStyle(w, r)
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return
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}
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if Static(w, r) {
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return
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}
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Post(w, r)
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}
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// TemplateStyle is a handler that servers the style of the current template.
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func TemplateStyle(w http.ResponseWriter, r *http.Request) {
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if themeCSS == nil {
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// 404 if the theme CSS doesn't exist as it's optional.
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CurrentTheme.ExecuteTemplate(w, "404.tmpl", nil)
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return
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}
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w.Header().Add("Content-Type", "text/css")
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_, _ = w.Write(themeCSS)
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}
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// Static is a handler that serves static content if available.
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// If it has served something (the static file or an error), it returns true.
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func Static(w http.ResponseWriter, r *http.Request) bool {
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fileName := "static" + r.URL.Path
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// Check if the file exists and is not a directory.
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info, err := os.Stat(fileName)
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if os.IsNotExist(err) || (info != nil && info.IsDir()) {
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return false
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}
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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CurrentTheme.ExecuteTemplate(w, "500.tmpl", fmt.Errorf("error reading static folder: %w", err))
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return true
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}
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// The file probably exist now. Even if there's a mismatch, the malicious attacker can only get a
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// 404 or a directory listing.
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fs.ServeHTTP(w, r)
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return true
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}
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