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MXKAuthenticationViewController.m
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MXKAuthenticationViewController.m
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/*
Copyright 2015 OpenMarket Ltd
Copyright 2017 Vector Creations Ltd
Copyright 2019 The Matrix.org Foundation C.I.C
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#import "MXKAuthenticationViewController.h"
#import "MXKAuthInputsEmailCodeBasedView.h"
#import "MXKAuthInputsPasswordBasedView.h"
#import "MXKAccountManager.h"
#import "NSBundle+MatrixKit.h"
#import <AFNetworking/AFNetworking.h>
@interface MXKAuthenticationViewController ()
{
/**
The matrix REST client used to make matrix API requests.
*/
MXRestClient *mxRestClient;
/**
Current request in progress.
*/
MXHTTPOperation *mxCurrentOperation;
/**
The MXKAuthInputsView class or a sub-class used when logging in.
*/
Class loginAuthInputsViewClass;
/**
The MXKAuthInputsView class or a sub-class used when registering.
*/
Class registerAuthInputsViewClass;
/**
The MXKAuthInputsView class or a sub-class used to handle forgot password case.
*/
Class forgotPasswordAuthInputsViewClass;
/**
Customized block used to handle unrecognized certificate (nil by default).
*/
MXHTTPClientOnUnrecognizedCertificate onUnrecognizedCertificateCustomBlock;
/**
The current authentication fallback URL (if any).
*/
NSString *authenticationFallback;
/**
The cancel button added in navigation bar when fallback page is opened.
*/
UIBarButtonItem *cancelFallbackBarButton;
/**
The timer used to postpone the registration when the authentication is pending (for example waiting for email validation)
*/
NSTimer* registrationTimer;
/**
Identity Server discovery.
*/
MXAutoDiscovery *autoDiscovery;
MXHTTPOperation *checkIdentityServerOperation;
}
/**
The identity service used to make identity server API requests.
*/
@property (nonatomic) MXIdentityService *identityService;
@end
@implementation MXKAuthenticationViewController
#pragma mark - Class methods
+ (UINib *)nib
{
return [UINib nibWithNibName:NSStringFromClass([MXKAuthenticationViewController class])
bundle:[NSBundle bundleForClass:[MXKAuthenticationViewController class]]];
}
+ (instancetype)authenticationViewController
{
return [[[self class] alloc] initWithNibName:NSStringFromClass([MXKAuthenticationViewController class])
bundle:[NSBundle bundleForClass:[MXKAuthenticationViewController class]]];
}
#pragma mark -
- (void)finalizeInit
{
[super finalizeInit];
// Set initial auth type
_authType = MXKAuthenticationTypeLogin;
_deviceDisplayName = nil;
// Initialize authInputs view classes
loginAuthInputsViewClass = MXKAuthInputsPasswordBasedView.class;
registerAuthInputsViewClass = nil; // No registration flow is supported yet
forgotPasswordAuthInputsViewClass = nil;
}
#pragma mark -
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
// Check whether the view controller has been pushed via storyboard
if (!_authenticationScrollView)
{
// Instantiate view controller objects
[[[self class] nib] instantiateWithOwner:self options:nil];
}
self.authFallbackWebView = [[MXKAuthenticationFallbackWebView alloc] initWithFrame:self.authFallbackWebViewContainer.bounds];
[self.authFallbackWebViewContainer addSubview:self.authFallbackWebView];
[self.authFallbackWebView.leadingAnchor constraintEqualToAnchor:self.authFallbackWebViewContainer.leadingAnchor constant:0].active = YES;
[self.authFallbackWebView.trailingAnchor constraintEqualToAnchor:self.authFallbackWebViewContainer.trailingAnchor constant:0].active = YES;
[self.authFallbackWebView.topAnchor constraintEqualToAnchor:self.authFallbackWebViewContainer.topAnchor constant:0].active = YES;
[self.authFallbackWebView.bottomAnchor constraintEqualToAnchor:self.authFallbackWebViewContainer.bottomAnchor constant:0].active = YES;
// Load welcome image from MatrixKit asset bundle
self.welcomeImageView.image = [NSBundle mxk_imageFromMXKAssetsBundleWithName:@"logoHighRes"];
_authenticationScrollView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
_subTitleLabel.numberOfLines = 0;
_submitButton.enabled = NO;
_authSwitchButton.enabled = YES;
_homeServerTextField.text = _defaultHomeServerUrl;
_identityServerTextField.text = _defaultIdentityServerUrl;
// Hide the identity server by default
[self setIdentityServerHidden:YES];
// Create here REST client (if homeserver is defined)
[self updateRESTClient];
// Localize labels
_homeServerLabel.text = [NSBundle mxk_localizedStringForKey:@"login_home_server_title"];
_homeServerTextField.placeholder = [NSBundle mxk_localizedStringForKey:@"login_server_url_placeholder"];
_homeServerInfoLabel.text = [NSBundle mxk_localizedStringForKey:@"login_home_server_info"];
_identityServerLabel.text = [NSBundle mxk_localizedStringForKey:@"login_identity_server_title"];
_identityServerTextField.placeholder = [NSBundle mxk_localizedStringForKey:@"login_server_url_placeholder"];
_identityServerInfoLabel.text = [NSBundle mxk_localizedStringForKey:@"login_identity_server_info"];
[_cancelAuthFallbackButton setTitle:[NSBundle mxk_localizedStringForKey:@"cancel"] forState:UIControlStateNormal];
[_cancelAuthFallbackButton setTitle:[NSBundle mxk_localizedStringForKey:@"cancel"] forState:UIControlStateHighlighted];
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
- (void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(onTextFieldChange:) name:UITextFieldTextDidChangeNotification object:nil];
}
- (void)viewWillDisappear:(BOOL)animated
{
[super viewWillDisappear:animated];
[self dismissKeyboard];
// close any opened alert
if (alert)
{
[alert dismissViewControllerAnimated:NO completion:nil];
alert = nil;
}
[[NSNotificationCenter defaultCenter] removeObserver:self name:AFNetworkingReachabilityDidChangeNotification object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self name:UITextFieldTextDidChangeNotification object:nil];
}
#pragma mark - Override MXKViewController
- (void)onKeyboardShowAnimationComplete
{
// Report the keyboard view in order to track keyboard frame changes
// TODO define inputAccessoryView for each text input
// and report the inputAccessoryView.superview of the firstResponder in self.keyboardView.
}
- (void)setKeyboardHeight:(CGFloat)keyboardHeight
{
// Deduce the bottom inset for the scroll view (Don't forget the potential tabBar)
CGFloat scrollViewInsetBottom = keyboardHeight - self.bottomLayoutGuide.length;
// Check whether the keyboard is over the tabBar
if (scrollViewInsetBottom < 0)
{
scrollViewInsetBottom = 0;
}
UIEdgeInsets insets = self.authenticationScrollView.contentInset;
insets.bottom = scrollViewInsetBottom;
self.authenticationScrollView.contentInset = insets;
}
- (void)destroy
{
self.authInputsView = nil;
if (registrationTimer)
{
[registrationTimer invalidate];
registrationTimer = nil;
}
if (mxCurrentOperation)
{
[mxCurrentOperation cancel];
mxCurrentOperation = nil;
}
[self cancelIdentityServerCheck];
[mxRestClient close];
mxRestClient = nil;
authenticationFallback = nil;
cancelFallbackBarButton = nil;
[super destroy];
}
#pragma mark - Class methods
- (void)registerAuthInputsViewClass:(Class)authInputsViewClass forAuthType:(MXKAuthenticationType)authType
{
// Sanity check: accept only MXKAuthInputsView classes or sub-classes
NSParameterAssert([authInputsViewClass isSubclassOfClass:MXKAuthInputsView.class]);
if (authType == MXKAuthenticationTypeLogin)
{
loginAuthInputsViewClass = authInputsViewClass;
}
else if (authType == MXKAuthenticationTypeRegister)
{
registerAuthInputsViewClass = authInputsViewClass;
}
else if (authType == MXKAuthenticationTypeForgotPassword)
{
forgotPasswordAuthInputsViewClass = authInputsViewClass;
}
}
- (void)setAuthType:(MXKAuthenticationType)authType
{
if (_authType != authType)
{
_authType = authType;
// Cancel external registration parameters if any
_externalRegistrationParameters = nil;
// Remove the current inputs view
self.authInputsView = nil;
isPasswordReseted = NO;
[self.authInputsContainerView bringSubviewToFront: _authenticationActivityIndicator];
[_authenticationActivityIndicator startAnimating];
}
// Restore user interaction
self.userInteractionEnabled = YES;
if (authType == MXKAuthenticationTypeLogin)
{
_subTitleLabel.hidden = YES;
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"login"] forState:UIControlStateNormal];
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"login"] forState:UIControlStateHighlighted];
[_authSwitchButton setTitle:[NSBundle mxk_localizedStringForKey:@"create_account"] forState:UIControlStateNormal];
[_authSwitchButton setTitle:[NSBundle mxk_localizedStringForKey:@"create_account"] forState:UIControlStateHighlighted];
// Update supported authentication flow and associated information (defined in authentication session)
[self refreshAuthenticationSession];
}
else if (authType == MXKAuthenticationTypeRegister)
{
_subTitleLabel.hidden = NO;
_subTitleLabel.text = [NSBundle mxk_localizedStringForKey:@"login_create_account"];
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"sign_up"] forState:UIControlStateNormal];
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"sign_up"] forState:UIControlStateHighlighted];
[_authSwitchButton setTitle:[NSBundle mxk_localizedStringForKey:@"back"] forState:UIControlStateNormal];
[_authSwitchButton setTitle:[NSBundle mxk_localizedStringForKey:@"back"] forState:UIControlStateHighlighted];
// Update supported authentication flow and associated information (defined in authentication session)
[self refreshAuthenticationSession];
}
else if (authType == MXKAuthenticationTypeForgotPassword)
{
_subTitleLabel.hidden = YES;
if (isPasswordReseted)
{
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"back"] forState:UIControlStateNormal];
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"back"] forState:UIControlStateHighlighted];
}
else
{
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"submit"] forState:UIControlStateNormal];
[_submitButton setTitle:[NSBundle mxk_localizedStringForKey:@"submit"] forState:UIControlStateHighlighted];
[self refreshForgotPasswordSession];
}
[_authSwitchButton setTitle:[NSBundle mxk_localizedStringForKey:@"back"] forState:UIControlStateNormal];
[_authSwitchButton setTitle:[NSBundle mxk_localizedStringForKey:@"back"] forState:UIControlStateHighlighted];
}
[self checkIdentityServer];
}
- (void)setAuthInputsView:(MXKAuthInputsView *)authInputsView
{
// Here a new view will be loaded, hide first subviews which depend on auth flow
_submitButton.hidden = YES;
_noFlowLabel.hidden = YES;
_retryButton.hidden = YES;
if (_authInputsView)
{
[_authInputsView removeObserver:self forKeyPath:@"viewHeightConstraint.constant"];
if ([NSLayoutConstraint respondsToSelector:@selector(deactivateConstraints:)])
{
[NSLayoutConstraint deactivateConstraints:_authInputsView.constraints];
}
else
{
[_authInputsContainerView removeConstraints:_authInputsView.constraints];
}
[_authInputsView removeFromSuperview];
_authInputsView.delegate = nil;
[_authInputsView destroy];
_authInputsView = nil;
}
_authInputsView = authInputsView;
CGFloat previousInputsContainerViewHeight = _authInputContainerViewHeightConstraint.constant;
if (_authInputsView)
{
_authInputsView.translatesAutoresizingMaskIntoConstraints = NO;
[_authInputsContainerView addSubview:_authInputsView];
_authInputsView.delegate = self;
_submitButton.hidden = NO;
_authInputsView.hidden = NO;
_authInputContainerViewHeightConstraint.constant = _authInputsView.viewHeightConstraint.constant;
NSLayoutConstraint* topConstraint = [NSLayoutConstraint constraintWithItem:_authInputsContainerView
attribute:NSLayoutAttributeTop
relatedBy:NSLayoutRelationEqual
toItem:_authInputsView
attribute:NSLayoutAttributeTop
multiplier:1.0f
constant:0.0f];
NSLayoutConstraint* leadingConstraint = [NSLayoutConstraint constraintWithItem:_authInputsContainerView
attribute:NSLayoutAttributeLeading
relatedBy:NSLayoutRelationEqual
toItem:_authInputsView
attribute:NSLayoutAttributeLeading
multiplier:1.0f
constant:0.0f];
NSLayoutConstraint* trailingConstraint = [NSLayoutConstraint constraintWithItem:_authInputsContainerView
attribute:NSLayoutAttributeTrailing
relatedBy:NSLayoutRelationEqual
toItem:_authInputsView
attribute:NSLayoutAttributeTrailing
multiplier:1.0f
constant:0.0f];
if ([NSLayoutConstraint respondsToSelector:@selector(activateConstraints:)])
{
[NSLayoutConstraint activateConstraints:@[topConstraint, leadingConstraint, trailingConstraint]];
}
else
{
[_authInputsContainerView addConstraint:topConstraint];
[_authInputsContainerView addConstraint:leadingConstraint];
[_authInputsContainerView addConstraint:trailingConstraint];
}
[_authInputsView addObserver:self forKeyPath:@"viewHeightConstraint.constant" options:0 context:nil];
}
else
{
// No input fields are displayed
_authInputContainerViewHeightConstraint.constant = _authInputContainerViewMinHeightConstraint.constant;
}
[self.view layoutIfNeeded];
// Refresh content view height by considering the updated height of inputs container
_contentViewHeightConstraint.constant += (_authInputContainerViewHeightConstraint.constant - previousInputsContainerViewHeight);
}
- (void)setDefaultHomeServerUrl:(NSString *)defaultHomeServerUrl
{
_defaultHomeServerUrl = defaultHomeServerUrl;
if (!_homeServerTextField.text.length)
{
[self setHomeServerTextFieldText:defaultHomeServerUrl];
}
}
- (void)setDefaultIdentityServerUrl:(NSString *)defaultIdentityServerUrl
{
_defaultIdentityServerUrl = defaultIdentityServerUrl;
if (!_identityServerTextField.text.length)
{
[self setIdentityServerTextFieldText:defaultIdentityServerUrl];
}
}
- (void)setHomeServerTextFieldText:(NSString *)homeServerUrl
{
if (!homeServerUrl.length)
{
// Force refresh with default value
homeServerUrl = _defaultHomeServerUrl;
}
_homeServerTextField.text = homeServerUrl;
if (!mxRestClient || ![mxRestClient.homeserver isEqualToString:homeServerUrl])
{
[self updateRESTClient];
if (_authType == MXKAuthenticationTypeLogin || _authType == MXKAuthenticationTypeRegister)
{
// Restore default UI
self.authType = _authType;
}
else
{
// Refresh the IS anyway
[self checkIdentityServer];
}
}
}
- (void)setIdentityServerTextFieldText:(NSString *)identityServerUrl
{
_identityServerTextField.text = identityServerUrl;
[self updateIdentityServerURL:identityServerUrl];
}
- (void)updateIdentityServerURL:(NSString*)url
{
if (![self.identityService.identityServer isEqualToString:url])
{
if (url.length)
{
self.identityService = [[MXIdentityService alloc] initWithIdentityServer:url accessToken:nil andHomeserverRestClient:mxRestClient];
}
else
{
self.identityService = nil;
}
}
[mxRestClient setIdentityServer:url.length ? url : nil];
}
- (void)setIdentityServerHidden:(BOOL)hidden
{
_identityServerContainer.hidden = hidden;
}
- (void)checkIdentityServer
{
[self cancelIdentityServerCheck];
// Hide the field while checking data
[self setIdentityServerHidden:YES];
NSString *homeserver = mxRestClient.homeserver;
// First, fetch the IS advertised by the HS
if (homeserver)
{
NSLog(@"[MXKAuthenticationVC] checkIdentityServer for homeserver %@", homeserver);
autoDiscovery = [[MXAutoDiscovery alloc] initWithUrl:homeserver];
MXWeakify(self);
checkIdentityServerOperation = [autoDiscovery findClientConfig:^(MXDiscoveredClientConfig * _Nonnull discoveredClientConfig) {
MXStrongifyAndReturnIfNil(self);
NSString *identityServer = discoveredClientConfig.wellKnown.identityServer.baseUrl;
NSLog(@"[MXKAuthenticationVC] checkIdentityServer: Identity server: %@", identityServer);
if (identityServer)
{
// Apply the provided IS
[self setIdentityServerTextFieldText:identityServer];
}
// Then, check if the HS needs an IS for running
MXWeakify(self);
MXHTTPOperation *operation = [self checkIdentityServerRequirementWithCompletion:^(BOOL identityServerRequired) {
MXStrongifyAndReturnIfNil(self);
self->checkIdentityServerOperation = nil;
// Show the field only if an IS is required so that the user can customise it
[self setIdentityServerHidden:!identityServerRequired];
}];
if (operation)
{
[self->checkIdentityServerOperation mutateTo:operation];
}
else
{
self->checkIdentityServerOperation = nil;
}
self->autoDiscovery = nil;
} failure:^(NSError *error) {
MXStrongifyAndReturnIfNil(self);
// No need to report this error to the end user
// There will be already an error about failing to get the auth flow from the HS
NSLog(@"[MXKAuthenticationVC] checkIdentityServer. Error: %@", error);
self->autoDiscovery = nil;
}];
}
}
- (void)cancelIdentityServerCheck
{
if (checkIdentityServerOperation)
{
[checkIdentityServerOperation cancel];
checkIdentityServerOperation = nil;
}
}
- (MXHTTPOperation*)checkIdentityServerRequirementWithCompletion:(void (^)(BOOL identityServerRequired))completion
{
MXHTTPOperation *operation;
if (_authType == MXKAuthenticationTypeLogin)
{
// The identity server is only required for registration and password reset
// It is then stored in the user account data
completion(NO);
}
else
{
operation = [mxRestClient supportedMatrixVersions:^(MXMatrixVersions *matrixVersions) {
NSLog(@"[MXKAuthenticationVC] checkIdentityServerRequirement: %@", matrixVersions.doesServerRequireIdentityServerParam ? @"YES": @"NO");
completion(matrixVersions.doesServerRequireIdentityServerParam);
} failure:^(NSError *error) {
// No need to report this error to the end user
// There will be already an error about failing to get the auth flow from the HS
NSLog(@"[MXKAuthenticationVC] checkIdentityServerRequirement. Error: %@", error);
}];
}
return operation;
}
- (void)setUserInteractionEnabled:(BOOL)userInteractionEnabled
{
_submitButton.enabled = (userInteractionEnabled && _authInputsView.areAllRequiredFieldsSet);
_authSwitchButton.enabled = userInteractionEnabled;
_homeServerTextField.enabled = userInteractionEnabled;
_identityServerTextField.enabled = userInteractionEnabled;
_userInteractionEnabled = userInteractionEnabled;
}
- (void)refreshAuthenticationSession
{
// Remove reachability observer
[[NSNotificationCenter defaultCenter] removeObserver:self name:AFNetworkingReachabilityDidChangeNotification object:nil];
// Cancel potential request in progress
[mxCurrentOperation cancel];
mxCurrentOperation = nil;
// Reset potential authentication fallback url
authenticationFallback = nil;
if (mxRestClient)
{
if (_authType == MXKAuthenticationTypeLogin)
{
mxCurrentOperation = [mxRestClient getLoginSession:^(MXAuthenticationSession* authSession) {
[self handleAuthenticationSession:authSession];
} failure:^(NSError *error) {
[self onFailureDuringMXOperation:error];
}];
}
else if (_authType == MXKAuthenticationTypeRegister)
{
mxCurrentOperation = [mxRestClient getRegisterSession:^(MXAuthenticationSession* authSession){
[self handleAuthenticationSession:authSession];
} failure:^(NSError *error){
[self onFailureDuringMXOperation:error];
}];
}
else
{
// Not supported for other types
NSLog(@"[MXKAuthenticationVC] refreshAuthenticationSession is ignored");
}
}
}
- (void)handleAuthenticationSession:(MXAuthenticationSession *)authSession
{
mxCurrentOperation = nil;
[_authenticationActivityIndicator stopAnimating];
// Check whether fallback is defined, and retrieve the right input view class.
Class authInputsViewClass;
if (_authType == MXKAuthenticationTypeLogin)
{
authenticationFallback = [mxRestClient loginFallback];
authInputsViewClass = loginAuthInputsViewClass;
}
else if (_authType == MXKAuthenticationTypeRegister)
{
authenticationFallback = [mxRestClient registerFallback];
authInputsViewClass = registerAuthInputsViewClass;
}
else
{
// Not supported for other types
NSLog(@"[MXKAuthenticationVC] handleAuthenticationSession is ignored");
return;
}
MXKAuthInputsView *authInputsView = nil;
if (authInputsViewClass)
{
// Instantiate a new auth inputs view, except if the current one is already an instance of this class.
if (self.authInputsView && self.authInputsView.class == authInputsViewClass)
{
// Use the current view
authInputsView = self.authInputsView;
}
else
{
authInputsView = [authInputsViewClass authInputsView];
}
}
if (authInputsView)
{
// Apply authentication session on inputs view
if ([authInputsView setAuthSession:authSession withAuthType:_authType] == NO)
{
NSLog(@"[MXKAuthenticationVC] Received authentication settings are not supported");
authInputsView = nil;
}
// Check whether all listed flows in this authentication session are supported
// We suggest using the fallback page (if any), when at least one flow is not supported.
else if ((authInputsView.authSession.flows.count != authSession.flows.count)
&& authenticationFallback.length
&& !_softLogoutCredentials)
{
NSLog(@"[MXKAuthenticationVC] Suggest using fallback page");
authInputsView = nil;
}
}
if (authInputsView)
{
// Check whether the current view must be replaced
if (self.authInputsView != authInputsView)
{
// Refresh layout
self.authInputsView = authInputsView;
}
// Refresh user interaction
self.userInteractionEnabled = _userInteractionEnabled;
// Check whether an external set of parameters have been defined to pursue a registration
if (self.externalRegistrationParameters)
{
if ([authInputsView setExternalRegistrationParameters:self.externalRegistrationParameters])
{
// Launch authentication now
[self onButtonPressed:_submitButton];
}
else
{
[self onFailureDuringAuthRequest:[NSError errorWithDomain:MXKAuthErrorDomain code:0 userInfo:@{NSLocalizedDescriptionKey:[NSBundle mxk_localizedStringForKey:@"not_supported_yet"]}]];
_externalRegistrationParameters = nil;
// Restore login screen on failure
self.authType = MXKAuthenticationTypeLogin;
}
}
if (_softLogoutCredentials)
{
[authInputsView setSoftLogoutCredentials:_softLogoutCredentials];
}
}
else
{
// Remove the potential auth inputs view
self.authInputsView = nil;
// Cancel external registration parameters if any
_externalRegistrationParameters = nil;
// Notify user that no flow is supported
if (_authType == MXKAuthenticationTypeLogin)
{
_noFlowLabel.text = [NSBundle mxk_localizedStringForKey:@"login_error_do_not_support_login_flows"];
}
else
{
_noFlowLabel.text = [NSBundle mxk_localizedStringForKey:@"login_error_registration_is_not_supported"];
}
NSLog(@"[MXKAuthenticationVC] Warning: %@", _noFlowLabel.text);
if (authenticationFallback.length)
{
[_retryButton setTitle:[NSBundle mxk_localizedStringForKey:@"login_use_fallback"] forState:UIControlStateNormal];
[_retryButton setTitle:[NSBundle mxk_localizedStringForKey:@"login_use_fallback"] forState:UIControlStateNormal];
}
else
{
[_retryButton setTitle:[NSBundle mxk_localizedStringForKey:@"retry"] forState:UIControlStateNormal];
[_retryButton setTitle:[NSBundle mxk_localizedStringForKey:@"retry"] forState:UIControlStateNormal];
}
_noFlowLabel.hidden = NO;
_retryButton.hidden = NO;
}
}
- (void)setExternalRegistrationParameters:(NSDictionary*)parameters
{
if (parameters.count)
{
NSLog(@"[MXKAuthenticationVC] setExternalRegistrationParameters");
// Cancel the current operation if any.
[self cancel];
// Load the view controller’s view if it has not yet been loaded.
// This is required before updating view's textfields (homeserver url...)
[self loadViewIfNeeded];
// Force register mode
self.authType = MXKAuthenticationTypeRegister;
// Apply provided homeserver if any
id hs_url = parameters[@"hs_url"];
NSString *homeserverURL = nil;
if (hs_url && [hs_url isKindOfClass:NSString.class])
{
homeserverURL = hs_url;
}
[self setHomeServerTextFieldText:homeserverURL];
// Apply provided identity server if any
id is_url = parameters[@"is_url"];
NSString *identityURL = nil;
if (is_url && [is_url isKindOfClass:NSString.class])
{
identityURL = is_url;
}
[self setIdentityServerTextFieldText:identityURL];
// Disable user interaction
self.userInteractionEnabled = NO;
// Cancel potential request in progress
[mxCurrentOperation cancel];
mxCurrentOperation = nil;
// Remove the current auth inputs view
self.authInputsView = nil;
// Set external parameters and trigger a refresh (the parameters will be taken into account during [handleAuthenticationSession:])
_externalRegistrationParameters = parameters;
[self refreshAuthenticationSession];
}
else
{
NSLog(@"[MXKAuthenticationVC] reset externalRegistrationParameters");
_externalRegistrationParameters = nil;
// Restore default UI
self.authType = _authType;
}
}
- (void)setSoftLogoutCredentials:(MXCredentials *)softLogoutCredentials
{
NSLog(@"[MXKAuthenticationVC] setSoftLogoutCredentials");
// Cancel the current operation if any.
[self cancel];
// Load the view controller’s view if it has not yet been loaded.
// This is required before updating view's textfields (homeserver url...)
[self loadViewIfNeeded];
// Force register mode
self.authType = MXKAuthenticationTypeLogin;
[self setHomeServerTextFieldText:softLogoutCredentials.homeServer];
[self setIdentityServerTextFieldText:softLogoutCredentials.identityServer];
// Cancel potential request in progress
[mxCurrentOperation cancel];
mxCurrentOperation = nil;
// Remove the current auth inputs view
self.authInputsView = nil;
// Set parameters and trigger a refresh (the parameters will be taken into account during [handleAuthenticationSession:])
_softLogoutCredentials = softLogoutCredentials;
[self refreshAuthenticationSession];
}
- (void)setOnUnrecognizedCertificateBlock:(MXHTTPClientOnUnrecognizedCertificate)onUnrecognizedCertificateBlock
{
onUnrecognizedCertificateCustomBlock = onUnrecognizedCertificateBlock;
}
- (void)isUserNameInUse:(void (^)(BOOL isUserNameInUse))callback
{
mxCurrentOperation = [mxRestClient isUserNameInUse:self.authInputsView.userId callback:^(BOOL isUserNameInUse) {
self->mxCurrentOperation = nil;
if (callback)
{
callback (isUserNameInUse);
}
}];
}
- (void)testUserRegistration:(void (^)(MXError *mxError))callback
{
mxCurrentOperation = [mxRestClient testUserRegistration:self.authInputsView.userId callback:callback];
}
- (IBAction)onButtonPressed:(id)sender
{
[self dismissKeyboard];
if (sender == _submitButton)
{
// Disable user interaction to prevent multiple requests
self.userInteractionEnabled = NO;
// Check parameters validity
NSString *errorMsg = [self.authInputsView validateParameters];
if (errorMsg)
{
[self onFailureDuringAuthRequest:[NSError errorWithDomain:MXKAuthErrorDomain code:0 userInfo:@{NSLocalizedDescriptionKey:errorMsg}]];
}
else
{
[self.authInputsContainerView bringSubviewToFront: _authenticationActivityIndicator];
// Launch the authentication according to its type
if (_authType == MXKAuthenticationTypeLogin)
{
// Prepare the parameters dict
[self.authInputsView prepareParameters:^(NSDictionary *parameters, NSError *error) {
if (parameters && self->mxRestClient)
{
[self->_authenticationActivityIndicator startAnimating];
[self loginWithParameters:parameters];
}
else
{
NSLog(@"[MXKAuthenticationVC] Failed to prepare parameters");
[self onFailureDuringAuthRequest:error];
}
}];
}
else if (_authType == MXKAuthenticationTypeRegister)
{
// Check here the availability of the userId
if (self.authInputsView.userId.length)
{
[_authenticationActivityIndicator startAnimating];
if (self.authInputsView.password.length)
{
// Trigger here a register request in order to associate the filled userId and password to the current session id
// This will check the availability of the userId at the same time
NSDictionary *parameters = @{@"auth": @{},
@"username": self.authInputsView.userId,
@"password": self.authInputsView.password,
@"bind_email": @(NO),
@"initial_device_display_name":self.deviceDisplayName
};
mxCurrentOperation = [mxRestClient registerWithParameters:parameters success:^(NSDictionary *JSONResponse) {
// Unexpected case where the registration succeeds without any other stages
MXLoginResponse *loginResponse;
MXJSONModelSetMXJSONModel(loginResponse, MXLoginResponse, JSONResponse);
MXCredentials *credentials = [[MXCredentials alloc] initWithLoginResponse:loginResponse
andDefaultCredentials:self->mxRestClient.credentials];
// Sanity check
if (!credentials.userId || !credentials.accessToken)
{
[self onFailureDuringAuthRequest:[NSError errorWithDomain:MXKAuthErrorDomain code:0 userInfo:@{NSLocalizedDescriptionKey:[NSBundle mxk_localizedStringForKey:@"not_supported_yet"]}]];
}
else
{
NSLog(@"[MXKAuthenticationVC] Registration succeeded");
// Report the certificate trusted by user (if any)
credentials.allowedCertificate = self->mxRestClient.allowedCertificate;
[self onSuccessfulLogin:credentials];
}
} failure:^(NSError *error) {
self->mxCurrentOperation = nil;
// An updated authentication session should be available in response data in case of unauthorized request.
NSDictionary *JSONResponse = nil;
if (error.userInfo[MXHTTPClientErrorResponseDataKey])