replace new downloadContents in activity

iOSClient/Activity/NCActivity.swift

@@ -192,15 +192,14 @@ extension NCActivity: UITableViewDataSource {
                     DispatchQueue.global().async {
                         
                         let encodedString = activity.icon.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)
-                        if let data = try? Data(contentsOf: URL(string: encodedString!)!) {
-                            
-                            DispatchQueue.main.async {
+                        OCNetworking.sharedManager()?.downloadContents(ofUrl: encodedString, completion: { (data, message, errorCode) in
+                            if errorCode == 0 {
                                 do {
-                                    try data.write(to: fileNameLocalPath.url, options: .atomic)
+                                    try data!.write(to: fileNameLocalPath.url, options: .atomic)
                                 } catch { return }
-                                cell.icon.image = UIImage(data: data)
+                                cell.icon.image = UIImage(data: data!)
                             }
-                        }
+                        })
                     }
                 }
             }
@@ -220,14 +219,14 @@ extension NCActivity: UITableViewDataSource {
                     DispatchQueue.global().async {
                         let url = self.appDelegate.activeUrl + k_avatar + activity.user + "/128"
                         let encodedString = url.addingPercentEncoding(withAllowedCharacters: .urlQueryAllowed)
-                        if let data = try? Data(contentsOf: URL(string: encodedString!)!) {
-                            DispatchQueue.main.async {
+                        OCNetworking.sharedManager()?.downloadContents(ofUrl: encodedString, completion: { (data, message, errorCode) in
+                            if errorCode == 0 {
                                 do {
-                                    try data.write(to: fileNameLocalPath.url, options: .atomic)
+                                    try data!.write(to: fileNameLocalPath.url, options: .atomic)
                                 } catch { return }
-                                cell.avatar.image = UIImage(data: data)
+                                cell.avatar.image = UIImage(data: data!)
                             }
-                        }
+                        })
                     }
                 }
             }