realtimenetprots/sipfw/ClientResolver/Resolver/src/CSipHeaderStrategyBase.cpp
changeset 0 307788aac0a8
equal deleted inserted replaced
-1:000000000000 0:307788aac0a8
       
     1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // Name          : CSipHeaderStrategyBase.cpp
       
    15 // Part of       : SIP Client Resolver
       
    16 // Version       : 1.0
       
    17 //
       
    18 
       
    19 
       
    20 
       
    21 #include "CSipHeaderStrategyBase.h"
       
    22 #include "MSipClient.h"
       
    23 #include "MSipClients.h"
       
    24 #include "siprequest.h"
       
    25 #include "sipstrings.h"
       
    26 #include "sipstrconsts.h"
       
    27 #include "sipcontenttypeheader.h"
       
    28 #include "CSIPClientResolver2.h"
       
    29 #include "uricontainer.h"
       
    30 #include "SIPCRLogs.h"
       
    31 #include "TSipClient.h"
       
    32 
       
    33 // ----------------------------------------------------------------------------
       
    34 // CSipHeaderStrategyBase::~CSipHeaderStrategyBase
       
    35 // ----------------------------------------------------------------------------
       
    36 //
       
    37 CSipHeaderStrategyBase::~CSipHeaderStrategyBase()
       
    38 	{	
       
    39 	}
       
    40 
       
    41 // ----------------------------------------------------------------------------
       
    42 // CSipHeaderStrategyBase::CSipHeaderStrategyBase
       
    43 // ----------------------------------------------------------------------------
       
    44 //
       
    45 CSipHeaderStrategyBase::CSipHeaderStrategyBase( 
       
    46     								MSipClients& aSipClients,
       
    47     								CSipHeaderStrategyBase* aNextStrategy,
       
    48     								CSipHeaderStrategyBase* aNextStrategy2 )
       
    49 : iSipClients( aSipClients ),
       
    50   iNextStrategy( aNextStrategy ),
       
    51   iNextStrategy2( aNextStrategy2 )
       
    52 	{
       
    53 	}
       
    54 
       
    55 // ----------------------------------------------------------------------------
       
    56 // CSipHeaderStrategyBase::MatchClientsL
       
    57 // ----------------------------------------------------------------------------
       
    58 //
       
    59 CSIPResponse* CSipHeaderStrategyBase::MatchClientsL( 
       
    60     								CSIPRequest& aRequest,
       
    61     								RArray<TUid>& aUids )
       
    62     {
       
    63     SIP_CR_LOG("CSipHeaderStrategyBase::MatchClientsL")
       
    64     EliminateClientsL( aRequest,aUids );
       
    65 	if ( aUids.Count() == 0 )
       
    66 		{
       
    67 		return CreateResponseL();
       
    68 		}
       
    69 	return NULL;
       
    70     }
       
    71 
       
    72 // ----------------------------------------------------------------------------
       
    73 // CSipHeaderStrategyBase::MatchClients2L
       
    74 // ----------------------------------------------------------------------------
       
    75 //
       
    76 CSIPResponse* CSipHeaderStrategyBase::MatchClients2L(
       
    77     									CSIPRequest& aRequest,
       
    78     									RArray<TUid>& aUids,
       
    79     									TBool& aContinueSearch,
       
    80     									CSIPClientResolver2& aClientResolver2 )
       
    81     {
       
    82     SIP_CR_LOG("CSipHeaderStrategyBase::MatchClients2L")
       
    83     CSIPResponse* response = NULL;
       
    84   	aClientResolver2.FetchMatchingUidsL( aRequest, *this );
       
    85     response = NoMatchL( aRequest,aUids,aContinueSearch,aClientResolver2 );
       
    86     if ( !response )
       
    87     	{
       
    88     	response = MoreThanOneMatchL( aRequest,aUids,aContinueSearch,
       
    89     														aClientResolver2 );
       
    90     	}
       
    91     return response;
       
    92     }
       
    93 
       
    94 // ----------------------------------------------------------------------------
       
    95 // CSipHeaderStrategyBase::MatchL
       
    96 // ----------------------------------------------------------------------------
       
    97 //
       
    98 TBool CSipHeaderStrategyBase::MatchL( CSIPResolvedClient2& aClient,
       
    99 									  CSIPRequest& aRequest, 
       
   100     								  TUid& aUid )
       
   101 	{
       
   102 	CUri8* uri8 = ConvertRequestUriL( aRequest );
       
   103 	CleanupStack::PushL( uri8 );
       
   104 	TBool match( EFalse );
       
   105 	match = MatchResolvedClientL( aClient,aRequest,aUid,*uri8 );
       
   106 	CleanupStack::PopAndDestroy( uri8 );
       
   107 	return match;
       
   108 	}
       
   109 
       
   110 // ----------------------------------------------------------------------------
       
   111 // CSipHeaderStrategyBase::ConvertRequestUriL
       
   112 // ----------------------------------------------------------------------------
       
   113 //
       
   114 CUri8* CSipHeaderStrategyBase::ConvertRequestUriL( CSIPRequest& aRequest )
       
   115     {
       
   116     CUri8* uri8 = NULL;
       
   117     __ASSERT_ALWAYS(aRequest.RequestURI(), User::Leave(KErrCorrupt));
       
   118     HBufC8* temp = aRequest.RequestURI()->ToTextL();
       
   119     CleanupStack::PushL( temp );
       
   120     TUriParser8 parser;
       
   121     User::LeaveIfError( parser.Parse( *temp) );
       
   122     uri8 = CUri8::NewL( parser );
       
   123     CleanupStack::PopAndDestroy( temp );
       
   124     return uri8;	
       
   125     }
       
   126 
       
   127 // ----------------------------------------------------------------------------
       
   128 // CSipHeaderStrategyBase::NextStrategyL
       
   129 // ----------------------------------------------------------------------------
       
   130 //
       
   131 CSIPResponse* CSipHeaderStrategyBase::NextStrategyL( CSIPRequest& aRequest, 
       
   132     									RArray<TUid>& aUids,
       
   133     									TBool& aContinueSearch,
       
   134     									CSIPClientResolver2& aClientResolver2 )
       
   135 	{
       
   136 	SIP_CR_LOG("CSipHeaderStrategyBase::NextStrategyL")
       
   137 	CSIPResponse* response = NULL;
       
   138 	if ( iNextStrategy )
       
   139     	{
       
   140 	    response = iNextStrategy->ApplyL( aRequest,aUids,aContinueSearch,
       
   141 	    												aClientResolver2 );
       
   142 	    }
       
   143 	return response;
       
   144 	}
       
   145 
       
   146 // ----------------------------------------------------------------------------
       
   147 // CSipHeaderStrategyBase::NextStrategy2L
       
   148 // ----------------------------------------------------------------------------
       
   149 //
       
   150 CSIPResponse* CSipHeaderStrategyBase::NextStrategy2L( 
       
   151 										CSIPRequest& aRequest, 
       
   152     									RArray<TUid>& aUids,
       
   153     									TBool& aContinueSearch,
       
   154     									CSIPClientResolver2& aClientResolver2 )
       
   155 	{
       
   156 	SIP_CR_LOG("CSipHeaderStrategyBase::NextStrategy2L")
       
   157 	CSIPResponse* response = NULL;
       
   158 	if ( iNextStrategy2 )
       
   159         {
       
   160 		response = iNextStrategy2->ApplyL( aRequest,aUids,aContinueSearch,
       
   161 															aClientResolver2 );
       
   162 	    }
       
   163 	return response;
       
   164 	}
       
   165 
       
   166 // ----------------------------------------------------------------------------
       
   167 // CSipHeaderStrategyBase::NoMatchL
       
   168 // ----------------------------------------------------------------------------
       
   169 //
       
   170 CSIPResponse* CSipHeaderStrategyBase::NoMatchL( 
       
   171 										CSIPRequest& aRequest, 
       
   172     									RArray<TUid>& aUids,
       
   173     									TBool& aContinueSearch,
       
   174     									CSIPClientResolver2& aClientResolver2 )
       
   175 	{
       
   176 	SIP_CR_LOG("CSipHeaderStrategyBase::NoMatchL")
       
   177 	CSIPResponse* response = NULL;
       
   178 	if ( !aClientResolver2.ClientsData().Count() )
       
   179         {
       
   180 	    response = NextStrategy2L( aRequest,aUids,aContinueSearch,
       
   181 	    													aClientResolver2 );
       
   182         }
       
   183 	return response;
       
   184 	}
       
   185 
       
   186 // ----------------------------------------------------------------------------
       
   187 // CSipHeaderStrategyBase::MoreThanOneMatchL
       
   188 // ----------------------------------------------------------------------------
       
   189 //
       
   190 CSIPResponse* CSipHeaderStrategyBase::MoreThanOneMatchL( CSIPRequest& aRequest, 
       
   191     									RArray<TUid>& aUids,
       
   192     									TBool& aContinueSearch,
       
   193     									CSIPClientResolver2& aClientResolver2 )
       
   194 	{
       
   195 	SIP_CR_LOG("CSipHeaderStrategyBase::MoreThanOneMatchL")
       
   196 	CSIPResponse* response = NULL;
       
   197 	if ( iNextStrategy && aClientResolver2.ClientsData().Count() > 1 )
       
   198         {
       
   199 		response = NextStrategyL( aRequest,aUids,aContinueSearch,
       
   200 															aClientResolver2 );
       
   201         } 
       
   202 	return response;
       
   203 	}
       
   204 
       
   205 // ----------------------------------------------------------------------------
       
   206 // CSipHeaderStrategyBase::MatchResolvedClientsL
       
   207 // ----------------------------------------------------------------------------
       
   208 //
       
   209 TBool CSipHeaderStrategyBase::MatchResolvedClientL( 
       
   210 									CSIPResolvedClient2& /*aClient*/,
       
   211 									CSIPRequest& /*aRequest*/, 
       
   212     								TUid& /*aUids*/,
       
   213         							const CUri8& /*aUri8*/ )
       
   214 	{
       
   215 	return EFalse;
       
   216 	}
       
   217 
       
   218 // ----------------------------------------------------------------------------
       
   219 // CSipHeaderStrategyBase::EliminateClientsL
       
   220 // ----------------------------------------------------------------------------
       
   221 //
       
   222 void CSipHeaderStrategyBase::EliminateClientsL(
       
   223     CSIPRequest& aRequest,
       
   224     RArray<TUid>& aUids )
       
   225     {
       
   226 	for ( TInt i=0; i < aUids.Count();i++ )
       
   227 		{
       
   228 		MSipClient* client = iSipClients.GetByUID( aUids[i] );
       
   229 		if ( client && !CompareHeaders( aRequest,*client) )
       
   230 			{
       
   231 			aUids.Remove( i );
       
   232 			i--;
       
   233 			}	
       
   234 		}
       
   235     }
       
   236     
       
   237 // ----------------------------------------------------------------------------
       
   238 // CSipHeaderStrategyBase::CreateResponseL
       
   239 // ----------------------------------------------------------------------------
       
   240 //
       
   241 CSIPResponse* CSipHeaderStrategyBase::CreateResponseL()
       
   242     {
       
   243     return NULL;
       
   244     }
       
   245 
       
   246 // ----------------------------------------------------------------------------
       
   247 // CSipHeaderStrategyBase::CompareHeaders
       
   248 // ----------------------------------------------------------------------------
       
   249 //
       
   250 TBool CSipHeaderStrategyBase::CompareHeaders(
       
   251     CSIPRequest& /*aRequest*/,
       
   252     MSipClient& /*aClient*/)
       
   253 	{
       
   254 	// Not implemented for this sub-class
       
   255 	return EFalse;
       
   256 	}    
       
   257     
       
   258 // ----------------------------------------------------------------------------
       
   259 // CSipHeaderStrategyBase::ContentType
       
   260 // ----------------------------------------------------------------------------
       
   261 //
       
   262 CSIPContentTypeHeader* CSipHeaderStrategyBase::ContentType(
       
   263 													CSIPRequest& aRequest )
       
   264     {
       
   265 	CSIPContentTypeHeader* contentType = NULL;	
       
   266 	CSIPHeaderBase* header = aRequest.Header(
       
   267 	    SIPStrings::StringF( SipStrConsts::EContentTypeHeader ),0 );	
       
   268 	if ( header )
       
   269 		{
       
   270         contentType = static_cast<CSIPContentTypeHeader*>( header );
       
   271 		}	
       
   272 	return contentType;
       
   273     }