add banner ad view counting

webcontroller/ad_click.go

@@ -0,0 +1,22 @@
+package webcontroller
+
+import (
+	"net/http"
+
+	"github.com/Fornaxian/log"
+	"github.com/julienschmidt/httprouter"
+)
+
+func (wc *WebController) serveAdClick(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
+	// Redirect the user to the target page
+	http.Redirect(w, r, r.URL.Query().Get("target"), http.StatusTemporaryRedirect)
+
+	// Get a view token
+	td := wc.newTemplateData(w, r)
+	vt := viewTokenOrBust(td.PixelAPI)
+
+	// Log a view on the file
+	if err := td.PixelAPI.PostFileView(p.ByName("id"), vt); err != nil {
+		log.Warn("Failed to log view")
+	}
+}