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+//
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+// NCNetworkingEndToEnd.m
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+// Nextcloud
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+//
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+// Created by Marino Faggiana on 29/10/17.
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+// Copyright (c) 2017 Marino Faggiana. All rights reserved.
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+//
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+// Author Marino Faggiana <marino.faggiana@nextcloud.com>
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+//
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+// This program is free software: you can redistribute it and/or modify
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+// it under the terms of the GNU General Public License as published by
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+// the Free Software Foundation, either version 3 of the License, or
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+// (at your option) any later version.
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+//
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+// This program is distributed in the hope that it will be useful,
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+// but WITHOUT ANY WARRANTY; without even the implied warranty of
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+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+// GNU General Public License for more details.
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+//
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+// You should have received a copy of the GNU General Public License
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+// along with this program. If not, see <http://www.gnu.org/licenses/>.
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+//
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+
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+#import "NCNetworkingEndToEnd.h"
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+#import "OCNetworking.h"
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+#import "CCUtility.h"
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+#import "NCBridgeSwift.h"
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+
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+
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+/*********************************************************************************
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+
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+ Netwok call synchronous mode, use this only from :
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+
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+ dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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+ });
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+
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+*********************************************************************************/
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+
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+@implementation NCNetworkingEndToEnd
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+
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++ (NCNetworkingEndToEnd *)sharedManager {
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+ static NCNetworkingEndToEnd *sharedManager;
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+ @synchronized(self)
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+ {
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+ if (!sharedManager) {
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+ sharedManager = [NCNetworkingEndToEnd new];
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+ }
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+ return sharedManager;
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+ }
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+}
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+
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+#pragma --------------------------------------------------------------------------------------------
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+#pragma mark ===== End-to-End Encryption NETWORKING =====
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+#pragma --------------------------------------------------------------------------------------------
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+
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+- (void)getEndToEndPublicKeyWithAccount:(NSString *)account completion:(void (^)(NSString *account, NSString *publicKey, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, nil, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication getEndToEndPublicKeys:[tableAccount.url stringByAppendingString:@"/"] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *publicKey, NSString *redirectedServer) {
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+
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+ completion(account, publicKey, nil, 0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, nil, message, errorCode);
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+ }];
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+}
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+
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+- (void)getEndToEndPrivateKeyCipherWithAccount:(NSString *)account completion:(void (^)(NSString *account, NSString *privateKeyChiper, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, nil, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication getEndToEndPrivateKeyCipher:[tableAccount.url stringByAppendingString:@"/"] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *privateKeyChiper, NSString *redirectedServer) {
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+
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+ completion(account, privateKeyChiper, nil, 0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, nil, message, errorCode);
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+ }];
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+}
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+
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+- (void)signEndToEndPublicKeyWithAccount:(NSString *)account publicKey:(NSString *)publicKey completion:(void (^)(NSString *account, NSString *publicKey, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, nil, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication signEndToEndPublicKey:[tableAccount.url stringByAppendingString:@"/"] publicKey:[CCUtility URLEncodeStringFromString:publicKey] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *publicKey, NSString *redirectedServer) {
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+
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+ completion(account, publicKey, nil, 0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, nil, message, errorCode);
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+ }];
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+}
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+
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+- (void)storeEndToEndPrivateKeyCipherWithAccount:(NSString *)account privateKeyString:(NSString *)privateKeyString privateKeyChiper:(NSString *)privateKeyChiper completion:(void (^)(NSString *account, NSString *privateKeyString, NSString *privateKey, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, nil, nil, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication storeEndToEndPrivateKeyCipher:[tableAccount.url stringByAppendingString:@"/"] privateKeyChiper:[CCUtility URLEncodeStringFromString:privateKeyChiper] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *privateKey, NSString *redirectedServer) {
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+
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+ completion(account, privateKeyString, privateKeyChiper, nil, 0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, nil, nil, message, errorCode);
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+ }];
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+}
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+
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+- (void)deleteEndToEndPublicKeyWithAccount:(NSString *)account completion:(void (^)(NSString *account, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication deleteEndToEndPublicKey:[tableAccount.url stringByAppendingString:@"/"] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *redirectedServer) {
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+
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+ completion(account, nil ,0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, message, errorCode);
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+ }];
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+}
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+
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+- (void)deleteEndToEndPrivateKeyWithAccount:(NSString *)account completion:(void (^)(NSString *account, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication deleteEndToEndPrivateKey:[tableAccount.url stringByAppendingString:@"/"] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *redirectedServer) {
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+
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+ completion(account, nil, 0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, message, errorCode);
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+ }];
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+}
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+
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+- (void)getEndToEndServerPublicKeyWithAccount:(NSString *)account completion:(void (^)(NSString *account, NSString *publicKey, NSString *message, NSInteger errorCode))completion
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+{
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+ tableAccount *tableAccount = [[NCManageDatabase sharedInstance] getAccountWithPredicate:[NSPredicate predicateWithFormat:@"account == %@", account]];
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+ if (tableAccount == nil) {
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+ completion(account, nil, NSLocalizedString(@"_error_user_not_available_", nil), k_CCErrorUserNotAvailble);
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+ }
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+
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+ OCCommunication *communication = [OCNetworking sharedManager].sharedOCCommunication;
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+
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+ [communication setCredentialsWithUser:tableAccount.user andUserID:tableAccount.userID andPassword:[CCUtility getPassword:account]];
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+ [communication setUserAgent:[CCUtility getUserAgent]];
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+
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+ [communication getEndToEndServerPublicKey:[tableAccount.url stringByAppendingString:@"/"] onCommunication:communication successRequest:^(NSHTTPURLResponse *response, NSString *publicKey, NSString *redirectedServer) {
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+
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+ completion(account, publicKey, nil, 0);
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+
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+ } failureRequest:^(NSHTTPURLResponse *response, NSError *error, NSString *redirectedServer) {
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+
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+ NSString *message = @"";
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+ NSInteger errorCode = response.statusCode;
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+ if (errorCode == 0 || (errorCode >= 200 && errorCode < 300))
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+ errorCode = error.code;
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+
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+ // Error
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+ if (errorCode == 503) {
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+ message = NSLocalizedString(@"_server_error_retry_", nil);
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+ } else {
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+ message = [error.userInfo valueForKey:@"NSLocalizedDescription"];
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+ }
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+
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+ completion(account, nil, message, errorCode);
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+ }];
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+}
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+
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+@end
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marinofaggiana