3 files changed, 40 insertions, 1 deletions
diff --git a/controller/app.go b/controller/app.go
index f145ce2..c22f165 100644
--- a/controller/app.go
+++ b/controller/app.go
@@ -3,7 +3,9 @@ package controller
 import (
 	"embed"
 	"html/template"
+	"log"
 	"net/http"
+	"time"
 
 	"drop.janw.name/config"
 	"drop.janw.name/storage"
@@ -37,3 +39,16 @@ func (app App) requireAuth(res http.ResponseWriter, req *http.Request) bool {
 
 	return false
 }
+
+func (app *App) StartScheduler() {
+	log.Println("starting scheduler")
+
+	go func() {
+		for true {
+			time.Sleep(time.Minute * 13)
+
+			log.Println("running scheduled tasks")
+			app.storage.GarbageCollect()
+		}
+	}()
+}
diff --git a/controller/file.go b/controller/file.go
index 53121d5..7aed104 100644
--- a/controller/file.go
+++ b/controller/file.go
@@ -1,12 +1,17 @@
 package controller
 
 import (
+	"encoding/base64"
 	"fmt"
+	"html/template"
 	"io"
+	"log"
 	"net/http"
+	"net/url"
 	"time"
 
 	"drop.janw.name/storage"
+	qrcode "github.com/skip2/go-qrcode"
 )
 
 const MAX_FILESIZE = (1 << 19) * 100
@@ -44,10 +49,26 @@ func (app App) FilePost(res http.ResponseWriter, req *http.Request) {
 		panic(err)
 	}
 
+	log.Println("received new file:", key)
+
+	downloadURL := fmt.Sprintf("%s/%s", app.config.Http.BaseAddress, key)
+	qrcodePng, err := qrcode.Encode(downloadURL, qrcode.Medium, 256)
+
+	if err != nil {
+		panic(err)
+	}
+
+	qrcodeDataUrl := fmt.Sprintf(
+		"data:image/png;base64,%s",
+		url.QueryEscape(base64.StdEncoding.WithPadding('=').EncodeToString(qrcodePng)),
+	)
+
 	app.tmpl.ExecuteTemplate(res, "uploaded", struct {
 		DownloadURL string
+		QRCode      template.URL
 	}{
-		DownloadURL: fmt.Sprintf("%s/%s", app.config.Http.BaseAddress, key),
+		DownloadURL: downloadURL,
+		QRCode:      template.URL(qrcodeDataUrl),
 	})
 }
 
@@ -75,5 +96,7 @@ func (app App) FileGet(res http.ResponseWriter, req *http.Request) {
 
 	if _, err := res.Write(file.Data); err != nil {
 		panic(err)
+	} else {
+		log.Println("served file:", fileId, file.Filename)
 	}
 }
diff --git a/controller/template/uploaded.html b/controller/template/uploaded.html
index 1324082..11fe558 100644
--- a/controller/template/uploaded.html
+++ b/controller/template/uploaded.html
@@ -5,6 +5,7 @@
     <p>
         <a href="{{.DownloadURL}}">{{.DownloadURL}}</a>
     </p>
+    <img src="{{.QRCode}}">
 </main>
 {{template "footer" .}}
 {{end}}