Remove download directory checks for Android

functionality/filesharing/filesharing_functionality.go

@@ -11,6 +11,7 @@ import (
 	"os"
 	path "path/filepath"
 	"regexp"
+	"runtime"
 	"strconv"
 	"strings"
 	"time"
@@ -81,16 +82,18 @@ func (f *Functionality) DownloadFile(profile peer.CwtchPeer, conversationID int,
 		return errors.New("download path or manifest path is empty")
 	}
 
-	// Don't download files if the download file directory does not exist
-	if _, err := os.Stat(path.Dir(downloadFilePath)); os.IsNotExist(err) {
-		return errors.New("download directory does not exist")
-	}
+	// We write to a temp file for Android...
+	if runtime.GOOS != "android" {
+		// Don't download files if the download file directory does not exist
+		if _, err := os.Stat(path.Dir(downloadFilePath)); os.IsNotExist(err) {
+			return errors.New("download directory does not exist")
+		}
 
-	// Don't download files if the manifest file directory does not exist
-	if _, err := os.Stat(path.Dir(manifestFilePath)); os.IsNotExist(err) {
-		return errors.New("manifest directory does not exist")
+		// Don't download files if the manifest file directory does not exist
+		if _, err := os.Stat(path.Dir(manifestFilePath)); os.IsNotExist(err) {
+			return errors.New("manifest directory does not exist")
+		}
 	}
-
 	// Store local.filesharing.filekey.manifest as the location of the manifest
 	profile.SetScopedZonedAttribute(attr.LocalScope, attr.FilesharingZone, fmt.Sprintf("%s.manifest", key), manifestFilePath)