sipplugins/sippsipsettingsui/src/sipserversettingvalidator.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 21 Jun 2010 16:03:44 +0300
branchRCL_3
changeset 32 2cdd984ec527
parent 4 dd3853b8dc3f
permissions -rw-r--r--
Revision: 201023 Kit: 2010125
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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Validation methods for checking username etc.
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*
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*/
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// INCLUDE FILES
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#include    <StringLoader.h>
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#include    <escapeutils.h>
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#include    <AknUtils.h>
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#include    <sipstrings.h>
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#include    <sipaddress.h>
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#include    <gssipsettingspluginrsc.rsg> //GUI Resource
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#include    "sipserversettingvalidator.h"
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#include    "tsipsettingsdata.h"
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#include    "gssipprofileutil.h"
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#include    "gssippluginlogger.h"
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// SIPServerSettingValidator::SIPServerSettingValidator
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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SIPServerSettingValidator::SIPServerSettingValidator()
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    {
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    __GSLOGSTRING("SIPServerSettingValidator::SIPServerSettingValidator" )
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    }
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// -----------------------------------------------------------------------------
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// SIPServerSettingValidator::ValidateServerUsernameL
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// Validates proxy/registrar server username
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// -----------------------------------------------------------------------------
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//
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TBool SIPServerSettingValidator::ValidateServerUsernameL( 
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    TAny* aDes )
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    {  
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    __GSLOGSTRING("SIPServerSettingValidator::ValidateServerUsernameL" )
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    __ASSERT_ALWAYS( aDes != NULL, User::Leave( KErrArgument ) );
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    TBool result( EFalse );
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    TDes* desPtr = static_cast<TDes*>( aDes );
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    TDes& des = *desPtr;
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	if ( des.Length() == 0 )    
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		{
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		return ETrue;
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		}
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    SIPStrings::OpenL();    // Needed for CSIPAddress.
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    AknTextUtils::StripCharacters( des, KAknStripListControlChars );
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    // Check that scheme is found from setting data.
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    TBool protocolFound( EFalse );
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    TBuf<KSIPProtocolHeaderLength + 1> sipHeader( KSIPProtocolHeader );
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    sipHeader.Append( KSIPColonSeparator );
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    TBuf<KSIPSProtocolHeaderLength + 1> sipsHeader( KSIPSProtocolHeader );
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    sipsHeader.Append( KSIPColonSeparator );
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    if ( des.Length() > KSIPProtocolHeaderLength )
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        {
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        if ( !sipHeader.Compare( 
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            des.Left( KSIPProtocolHeaderLength + 1 ) ) )
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            {
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            protocolFound = ETrue;
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            }
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        }
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    if ( des.Length() > KSIPSProtocolHeaderLength )
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        {
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        if ( !sipsHeader.Compare( 
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            des.Left( KSIPSProtocolHeaderLength + 1 ) ) )
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            {
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            protocolFound = ETrue;
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            }
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        }   
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    // Create address to be validated.
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    HBufC8* tmp = EscapeUtils::ConvertFromUnicodeToUtf8L( des );
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    CleanupStack::PushL( tmp );
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    HBufC8* conv = NULL; 
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    if ( !protocolFound )
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        {
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        conv = HBufC8::NewLC( sipHeader.Length() + tmp->Length() );
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        conv->Des().Copy( sipHeader );    
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        conv->Des().Append( tmp->Des() );
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        }
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    else
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        {
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        conv = EscapeUtils::ConvertFromUnicodeToUtf8L( des );
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        CleanupStack::PushL( conv );
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        }    
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    EscapeUtils::TEscapeMode mode = EscapeUtils::EEscapeNormal;
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    HBufC8* enc = EscapeUtils::EscapeEncodeL( conv->Des(), mode );
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    CleanupStack::PushL( enc );
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   112
    
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    CSIPAddress* addr = CSIPAddress::DecodeL( enc->Des() );
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   114
    CleanupStack::PushL( addr );
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   115
   
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    // Finally, validate entered host.
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   117
    if ( addr->Uri8().Uri().Validate() == KErrNone )
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        {
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        result = ETrue;
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        }
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   121
   
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   122
    // PopAndDestroy all items in CleanupStack.
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   123
    CleanupStack::PopAndDestroy( addr ); 
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   124
    CleanupStack::PopAndDestroy( enc );
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   125
    CleanupStack::PopAndDestroy( conv );
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   126
    CleanupStack::PopAndDestroy( tmp );
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   127
    
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    SIPStrings::Close();
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    return result;
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    }
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   131
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// -----------------------------------------------------------------------------
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   133
// SIPServerSettingValidator::ValidateServerAddressL
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   134
// Validates proxy/registrar server address
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// -----------------------------------------------------------------------------
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   136
//
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   137
TBool SIPServerSettingValidator::ValidateServerAddressL( TAny* aDes )
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    {   
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   139
    __GSLOGSTRING("SIPServerSettingValidator::ValidateServerAddressL" )
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   140
    __ASSERT_ALWAYS( aDes != NULL, User::Leave( KErrArgument ) );
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   141
    TBool result( ETrue );
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   142
    TBool onlySpaces( ETrue );
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   143
    
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   144
    SIPStrings::OpenL();    // Needed for CSIPAddress.
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   145
    
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   146
    TDes* desPtr = static_cast<TDes*>( aDes );
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   147
    TDes& des = *desPtr;
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   148
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   149
    AknTextUtils::StripCharacters( des, KAknStripListControlChars );
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   150
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   151
    // Check that is there other characters than spaces.
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   152
    for ( TInt i = 0; i < des.Length() && onlySpaces; i++ )
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   153
        {
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   154
        const TChar KSpaceCharacter = ' ';
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   155
        if ( des[ i ] != KSpaceCharacter )
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parents:
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   156
            {
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   157
            onlySpaces = EFalse;
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   158
            }
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   159
        }
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parents:
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   160
    
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   161
    // Allow user set spaces, spaces are removed elsewhere.
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   162
    if ( !onlySpaces )
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   163
        {
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   164
        HBufC8* finalAddress = HBufC8::NewLC( KMaxProxyLength * 2 );
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   165
        
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   166
        // Convert address to 8-bit descriptor format.
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   167
        HBufC8* conv = EscapeUtils::ConvertFromUnicodeToUtf8L( des );
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parents:
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   168
        CleanupStack::PushL( conv );
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parents:
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   169
        
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   170
        // Parse address.
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   171
        TUriParser8 parser;
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   172
        User::LeaveIfError( parser.Parse( conv->Des() ) );
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parents:
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   173
        
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   174
        // Check if scheme included and also if brackets in host correctly.
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   175
        TInt sipSchemeIncluded = 
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   176
        	GSSIPProfileUtil::SchemeIncluded( conv->Des(), ETrue );
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   177
        if ( sipSchemeIncluded == KErrNotFound )
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   178
        	{ 
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   179
        	// Brackets in host incorrectly.
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   180
        	result = EFalse;
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   181
        	}
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   182
        else if ( !sipSchemeIncluded && parser.IsPresent( EUriScheme ) )
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   183
			{
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   184
			// Scheme exists but it's not "sip" or "sips" scheme.
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   185
			result = EFalse;
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   186
			}
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   187
		else if ( !sipSchemeIncluded )
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   188
		    {
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   189
		    // Create address for validation. Scheme is added.
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   190
		    finalAddress->Des().Append( KSIPProtocolHeader );
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   191
		    finalAddress->Des().Append( KSIPColonSeparator );
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   192
		    finalAddress->Des().Append( conv->Des() );
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   193
		    if ( GSSIPProfileUtil::URIValid( *finalAddress ) )
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   194
		        {
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   195
		        result = EFalse;
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   196
		        }
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   197
		    }
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   198
		else
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   199
			{
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   200
			// Create address for validation.
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   201
			finalAddress->Des().Append( conv->Des() );
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parents:
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   202
			if ( GSSIPProfileUtil::URIValid( *finalAddress ) )
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   203
				{
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   204
				result = EFalse;
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   205
				}
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   206
			}
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   207
		CleanupStack::PopAndDestroy( conv );
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parents:
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   208
		
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   209
		// Validate entered host.
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   210
    	if ( result )    	
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   211
    		{
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   212
    		User::LeaveIfError( parser.Parse( *finalAddress ) );
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parents:
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   213
            if ( parser.Validate() != KErrNone )
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   214
                {
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   215
                result = EFalse;
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   216
                }
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   217
    		}
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parents:
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   218
        
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   219
        CleanupStack::PopAndDestroy( finalAddress );
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   220
        }
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parents:
diff changeset
   221
    
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   222
    SIPStrings::Close();
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   223
    return result;
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   224
    }
307788aac0a8 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
307788aac0a8 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
//  End of File