upload expiry/barename respect, random fixes

display.go

@@ -22,13 +22,11 @@ func fileDisplayHandler(c web.C, w http.ResponseWriter, r *http.Request) {
 	filePath := path.Join(Config.filesDir, fileName)
 	fileInfo, err := os.Stat(filePath)
 
-	if os.IsNotExist(err) {
+	if !fileExistsAndNotExpired(fileName) {
 		notFoundHandler(c, w, r)
 		return
 	}
 
-	// file expiry checking
-
 	if err := magicmime.Open(magicmime.MAGIC_MIME_TYPE |
 		magicmime.MAGIC_SYMLINK |
 		magicmime.MAGIC_ERROR); err != nil {

expiry.go

@@ -33,12 +33,8 @@ func isTsExpired(ts int32) (expired bool) {
 }
 
 // Determine if the given filename is expired
-func isFileExpired(filename string) (bool, error) {
-	exp, err := metadataGetExpiry(filename)
+func isFileExpired(filename string) bool {
+	exp, _ := metadataGetExpiry(filename)
 
-	if err != nil {
-		return true, err
-	} else {
-		return isTsExpired(exp), err
-	}
+	return isTsExpired(exp)
 }

fileserve.go

@@ -11,24 +11,28 @@ import (
 func fileServeHandler(c web.C, w http.ResponseWriter, r *http.Request) {
 	fileName := c.URLParams["name"]
 	filePath := path.Join(Config.filesDir, fileName)
-	_, err := os.Stat(filePath)
 
-	if os.IsNotExist(err) {
+	if isFileExpired(fileName) {
 		notFoundHandler(c, w, r)
 		return
 	}
 
-	expired, expErr := isFileExpired(fileName)
+	http.ServeFile(w, r, filePath)
+}
 
-	if expErr != nil {
-		// Error reading metadata, pretend it's expired
-		notFoundHandler(c, w, r)
-		// TODO log error internally
-		return
-	} else if expired {
-		notFoundHandler(c, w, r)
-		// TODO delete the file
+func fileExistsAndNotExpired(filename string) bool {
+	filePath := path.Join(Config.filesDir, filename)
+
+	_, err := os.Stat(filePath)
+	if err != nil {
+		return false
 	}
 
-	http.ServeFile(w, r, filePath)
+	if isFileExpired(filename) {
+		os.Remove(path.Join(Config.filesDir, filename))
+		os.Remove(path.Join(Config.metaDir, filename))
+		return false
+	}
+
+	return true
 }

meta.go

@@ -24,7 +24,6 @@ func metadataWrite(filename string, upload *Upload) error {
 
 	fmt.Fprintln(w, upload.Expiry)
 	fmt.Fprintln(w, upload.DeleteKey)
-	fmt.Fprintln(w, upload.DebugInfo)
 
 	return w.Flush()
 }

server.go

@@ -47,13 +47,13 @@ func main() {
 
 	err = os.MkdirAll(Config.filesDir, 0755)
 	if err != nil {
-		fmt.Printf("Error: could not create files directory\n")
+		fmt.Println("Error: could not create files directory")
 		os.Exit(1)
 	}
 
 	err = os.MkdirAll(Config.metaDir, 0700)
 	if err != nil {
-		fmt.Printf("Error: could not create metadata directory\n")
+		fmt.Println("Error: could not create metadata directory")
 		os.Exit(1)
 	}
 

templates/index.html

@@ -18,20 +18,20 @@
             <div id="choices">
                 <div id="expiry">
                     <label>File expiry: 
-                    <select name="expires" id="expires">
+                    <select name="expires" id="expires" onchange="uploader.setParams({expires: $('#expires').val(), randomize: $('#randomize').is(':checked')})">
                     </label>
-                        <option value="never">never</option>
-                        <option value="a minute">a minute</option>
-                        <option value="5 minutes">5 minutes</option>
-                        <option value="an hour">an hour</option>
-                        <option value="a day">a day</option>
-                        <option value="a week">a week</option>
-                        <option value="a month">a month</option>
-                        <option value="a year">a year</option>
+                        <option value="0">never</option>
+                        <option value="60">a minute</option>
+                        <option value="300">5 minutes</option>
+                        <option value="3600">an hour</option>
+                        <option value="86400">a day</option>
+                        <option value="604800">a week</option>
+                        <option value="2419200">a month</option>
+                        <option value="29030400">a year</option>
                     </select>
                 </div>
 
-                <label><input name="randomize" id="randomize" type="checkbox" checked /> Randomize filename</label>
+                <label><input name="randomize" id="randomize" type="checkbox" checked onclick="uploader.setParams({expires: $('#expires').val(), randomize: $('#randomize').is(':checked')})" /> Randomize filename</label>
 
             </div>
 

upload.go

@@ -30,35 +30,6 @@ type Upload struct {
 	Size      int64
 	Expiry    int32  // Unix timestamp of expiry, 0=never
 	DeleteKey string // Deletion key, one generated if not provided
-	DebugInfo string // Optional field to store whatever
-}
-
-func uploadHeaderProcess(r *http.Request, upReq *UploadRequest) {
-	// For legacy reasons
-	upReq.randomBarename = false
-	if r.Header.Get("X-Randomized-Filename") == "yes" {
-		upReq.randomBarename = true
-	}
-
-	if r.Header.Get("X-Randomized-Barename") == "yes" {
-		upReq.randomBarename = true
-	}
-
-	upReq.deletionKey = r.Header.Get("X-Delete-Key")
-
-	// Get seconds until expiry. Non-integer responses never expire.
-	expStr := r.Header.Get("X-File-Expiry")
-	if expStr == "" {
-		upReq.expiry = 0
-	} else {
-		expiry, err := strconv.ParseInt(expStr, 10, 32)
-		if err != nil {
-			upReq.expiry = 0
-		} else {
-			upReq.expiry = int32(expiry)
-		}
-	}
-
 }
 
 func uploadPostHandler(c web.C, w http.ResponseWriter, r *http.Request) {
@@ -66,6 +37,11 @@ func uploadPostHandler(c web.C, w http.ResponseWriter, r *http.Request) {
 	uploadHeaderProcess(r, &upReq)
 
 	if r.Header.Get("Content-Type") == "application/octet-stream" {
+		if r.URL.Query().Get("randomize") == "true" {
+			upReq.randomBarename = true
+		}
+		upReq.expiry = parseExpiry(r.URL.Query().Get("expires"))
+
 		defer r.Body.Close()
 		upReq.src = r.Body
 		upReq.filename = r.URL.Query().Get("qqfile")
@@ -78,6 +54,11 @@ func uploadPostHandler(c web.C, w http.ResponseWriter, r *http.Request) {
 		}
 		defer file.Close()
 
+		r.ParseForm()
+		if r.Form.Get("randomize") == "true" {
+			upReq.randomBarename = true
+		}
+		upReq.expiry = parseExpiry(r.Form.Get("expires"))
 		upReq.src = file
 		upReq.filename = headers.Filename
 	}
@@ -89,14 +70,9 @@ func uploadPostHandler(c web.C, w http.ResponseWriter, r *http.Request) {
 	}
 
 	if strings.EqualFold("application/json", r.Header.Get("Accept")) {
-		js, _ := json.Marshal(map[string]string{
-			"filename": upload.Filename,
-			"url":      Config.siteURL + upload.Filename,
-		})
-
+		js := generateJSONresponse(upload)
 		w.Header().Set("Content-Type", "application/json; charset=UTF-8")
 		w.Write(js)
-
 	} else {
 		http.Redirect(w, r, "/"+upload.Filename, 301)
 	}
@@ -117,7 +93,29 @@ func uploadPutHandler(c web.C, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	fmt.Fprintf(w, Config.siteURL+upload.Filename)
+	if strings.EqualFold("application/json", r.Header.Get("Accept")) {
+		js := generateJSONresponse(upload)
+		w.Header().Set("Content-Type", "application/json; charset=UTF-8")
+		w.Write(js)
+	} else {
+		fmt.Fprintf(w, Config.siteURL+upload.Filename)
+	}
+}
+
+func uploadHeaderProcess(r *http.Request, upReq *UploadRequest) {
+	// For legacy reasons
+	if r.Header.Get("X-Randomized-Filename") == "yes" {
+		upReq.randomBarename = true
+	} else if r.Header.Get("X-Randomized-Barename") == "yes" {
+		upReq.randomBarename = true
+	}
+
+	upReq.deletionKey = r.Header.Get("X-Delete-Key")
+
+	// Get seconds until expiry. Non-integer responses never expire.
+	expStr := r.Header.Get("X-File-Expiry")
+	upReq.expiry = parseExpiry(expStr)
+
 }
 
 func processUpload(upReq UploadRequest) (upload Upload, err error) {
@@ -183,6 +181,18 @@ func generateBarename() string {
 	return uuid.New()[:8]
 }
 
+func generateJSONresponse(upload Upload) []byte {
+	js, _ := json.Marshal(map[string]string{
+		"url":        Config.siteURL + upload.Filename,
+		"filename":   upload.Filename,
+		"delete_key": upload.DeleteKey,
+		"expiry":     strconv.FormatInt(int64(upload.Expiry), 10),
+		"size":       strconv.FormatInt(upload.Size, 10),
+	})
+
+	return js
+}
+
 var barePlusRe = regexp.MustCompile(`[^A-Za-z0-9\-]`)
 
 func barePlusExt(filename string) (barename, extension string) {
@@ -198,3 +208,16 @@ func barePlusExt(filename string) (barename, extension string) {
 
 	return
 }
+
+func parseExpiry(expStr string) int32 {
+	if expStr == "" {
+		return 0
+	} else {
+		expiry, err := strconv.ParseInt(expStr, 10, 32)
+		if err != nil {
+			return 0
+		} else {
+			return int32(expiry)
+		}
+	}
+}