/*

File: NameAndPasswordPlugin.m

Abstract: SFAuthorizationPluginView subclass

Version: 1.0

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*/

#import "NameAndPasswordPlugin.h"

#import <Security/AuthorizationTags.h>

@implementation EXNameAndPassword

- (void)buttonPressed:(SFButtonType)inButtonType

{

    NSString *userNameString;

    // check which type of view was asked for

    if (mUseIPView)

    {

        // it was the Identity and Credentials view so use the name field to get the user's identity

        userNameString = [mNameTextField stringValue];

    }

    else

    {

        // it was just the Credentials view so use the existing user name

        userNameString = mUserName;

    }

    // if the OK button was pressed, write the identity and credentials and allow authorization, 

    //  otherwise, if the cancel button was pressed, cancel the authorization

    if (inButtonType == SFButtonTypeOK)

    {

        const char *userName = [userNameString UTF8String];

        const char *password = [[mIPPasswordSecureTextField stringValue] UTF8String];

        AuthorizationValue userNameValue = { strlen(userName), (char*)userName };

        AuthorizationValue userPasswordValue = { strlen(password), (char*)password };

        // add the username and password to the context values

        [self callbacks]->SetContextValue([self engineRef], kAuthorizationEnvironmentUsername, 0, &userNameValue);

        [self callbacks]->SetContextValue([self engineRef], kAuthorizationEnvironmentPassword, 0, &userPasswordValue);

        // allow authorization

        [self callbacks]->SetResult([self engineRef], kAuthorizationResultAllow);

    }

    else if (inButtonType == SFButtonTypeCancel)

    {

        // cancel authorization

        [self callbacks]->SetResult([self engineRef], kAuthorizationResultUserCanceled);

    }

}

- (NSView *)firstKeyView

{

    // return the appropriate view depending on whether or not identity and credentials

    // or just credentials are being asked for

    if (mUseIPView)

        return mNameTextField;

    else

        return mPPasswordSecureTextField;

}

- (NSView *)firstResponderView

{

    NSView                  *view;

    // return the appropriate view depending on whether or not identity and credentials

    // or just credentials are being asked for

    if (mUseIPView)

    {

        // if the name field doesn't already has a user name, then return the name text field view

        // otherwise, return the password secure text field

        if ([[mNameTextField stringValue] length] == 0)

        {

            view = mNameTextField;

        }

        else

        {

            view = mIPPasswordSecureTextField;

        }

    }

    else

    {

        view = mPPasswordSecureTextField;

    }

    return view;

}

- (NSView *)lastKeyView

{

    // return the appropriate view depending on whether or not identity and credentials

    // or just credentials are being asked for

    if (mUseIPView)

        return mIPPasswordSecureTextField;

    else

        return mPPasswordSecureTextField;

}

- (void)setEnabled:(BOOL)inEnabled

{

    // enable or disable the text fields as appropriate

    [mNameTextField setEnabled: inEnabled];

    [mIPPasswordSecureTextField setEnabled: inEnabled];

    [mPPasswordSecureTextField setEnabled: inEnabled];

}

- (void)willActivateWithUser:(NSDictionary *)inUserInformation

{

    // save the user name and set the name text field

    mUserName = [[inUserInformation objectForKey: SFAuthorizationPluginViewUserShortNameKey] retain];

    if (mUserName)

    {

        [mNameTextField setStringValue: mUserName];

    }

}

- (NSView*)viewForType:(SFViewType)inType

{

    NSView *view = nil;

    // return the appropriate view for the type of view being requested

    if (inType == SFViewTypeIdentityAndCredentials)

    {

        view = mIdentityAndPasswordView;

        mUseIPView = YES;

    }

    else if (inType == SFViewTypeCredentials)

    {

        view = mPasswordView;

        mUseIPView = NO;

    }

    return view;

}

// --------------------------------------------------------------------------------

- (id)initWithCallbacks:(const AuthorizationCallbacks *)callbacks andEngineRef:(AuthorizationEngineRef)engineRef

{

    self = [super initWithCallbacks: callbacks andEngineRef: engineRef];

    if (self)

    {

        // do any additional initialization

    }

    return self;

}

- (void)dealloc

{

    [mUserName release];

    [super dealloc];

}

@end