2009-09-11 16:38:43 +02:00
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/* SOGoProxyAuthenticator.h - this file is part of SOGo
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*
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* Copyright (C) 2009 Inverse inc.
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*
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* Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
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*
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* This file 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 2, or (at your option)
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* any later version.
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*
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* This file 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; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#import <Foundation/NSArray.h>
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#import <Foundation/NSString.h>
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#import <Foundation/NSUserDefaults.h>
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#import <NGObjWeb/NSException+HTTP.h>
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#import <NGObjWeb/WOContext.h>
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#import <NGObjWeb/WORequest.h>
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#import <NGObjWeb/WOResponse.h>
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#import <NGExtensions/NSObject+Logs.h>
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#import "LDAPUserManager.h"
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#import "SOGoPermissions.h"
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#import "SOGoUser.h"
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#import "SOGoProxyAuthenticator.h"
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@implementation SOGoProxyAuthenticator
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+ (id) sharedSOGoProxyAuthenticator
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{
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static SOGoProxyAuthenticator *auth = nil;
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if (!auth)
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auth = [self new];
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return auth;
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}
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- (id) init
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{
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NSUserDefaults *ud;
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if ((self = [super init]))
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{
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ud = [NSUserDefaults standardUserDefaults];
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authMethod = [ud stringForKey: @"SOGoAuthenticationMethod"];
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if (!authMethod)
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authMethod = [ud stringForKey: @"SOGoAuthentificationMethod"];
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if (!authMethod)
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{
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authMethod = @"LDAP";
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[self warnWithFormat:
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@"authentication method automatically set to '%@'",
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authMethod];
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}
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}
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return self;
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}
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- (void) dealloc
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{
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[authMethod release];
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[super dealloc];
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}
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- (BOOL) checkLogin: (NSString *) _login
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password: (NSString *) _pwd
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{
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return YES;
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}
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/* create SOGoUser */
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- (NSString *) checkCredentialsInContext: (WOContext *) context
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{
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NSString *remoteUser;
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2009-09-15 16:05:09 +02:00
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/* If such a header is not provided by the proxy, SOPE will attempt to
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deduce it from the "Authorization" header. */
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2009-09-11 16:38:43 +02:00
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remoteUser = [[context request] headerForKey: @"x-webobjects-remote-user"];
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return remoteUser;
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}
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- (WOResponse *) unauthorized: (NSString *) reason
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inContext: (WOContext *) context
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{
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WOResponse *r;
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if (![reason length])
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reason = @"Unauthorized";
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r = [context response];
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[r setStatus: 403 /* unauthorized */];
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[r setHeader: @"text/plain; charset=utf-8" forKey: @"content-type"];
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[r appendContentString: reason];
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return r;
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}
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- (SOGoUser *) userInContext: (WOContext *) context
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{
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SOGoUser *user;
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NSString *login;
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login = [self checkCredentialsInContext: context];
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if ([login length])
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user = [SOGoUser userWithLogin: login
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roles: [NSArray arrayWithObject:
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SoRole_Authenticated]];
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else
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user = nil;
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return user;
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}
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- (NSString *) passwordInContext: (WOContext *) context
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{
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return @"";
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}
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- (WOResponse *) preprocessCredentialsInContext: (WOContext *) context
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{
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WOResponse *r;
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if ([self userInContext: context])
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{
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[context setObject: [NSArray arrayWithObject: SoRole_Authenticated]
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forKey: @"SoAuthenticatedRoles"];
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r = nil;
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}
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else
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r = [self unauthorized: nil inContext: context];
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return r;
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}
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- (BOOL) renderException: (NSException *) e
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inContext: (WOContext *) context
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{
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BOOL rc;
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if ([e httpStatus] == 401)
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{
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[self unauthorized: [e reason] inContext: context];
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rc = YES;
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}
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else
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rc = NO;
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return rc;
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}
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@end /* SOGoProxyAuthenticator */
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