multimediacommsengine/mmcesrv/mmceevent/inc/mcesipeventhelper.h
changeset 0 1bce908db942
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmcesrv/mmceevent/inc/mcesipeventhelper.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,317 @@
+/*
+* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:    Makes the contents of SIP messages using SIP API.
+*
+*/
+
+
+
+
+
+#ifndef MCESIPEVENTHELPER_H
+#define MCESIPEVENTHELPER_H
+
+//INCLUDES
+#include <e32base.h>
+#include <badesca.h>
+#include <sipstrings.h>
+#include <sipstrconsts.h>
+#include <sipsubscriptionstateheader.h>
+#include "mcerefer.h"
+
+// CONSTANTS
+const TUint KMceEventIdNotAssigned = 0;
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+class CSIPMessageElements;
+class CSIPSubscribeDialogAssoc; 
+class CSIPResponseElements;
+class CSIPHeaderBase; 
+class CSIPEventHeader;
+class CMceSipEvent;
+class CMceComEvent;  
+
+// CLASS DECLARATION
+/**
+*  Makes the contents of SIP messages using SIP API
+*
+*  @lib 
+*  @since
+*/
+class MCESIPEventHelper
+    {
+
+    public: // New functions
+    
+        /**
+        * Creates a request message elements. Leaves in error cases.
+        * this is for new request-subscribe, subscribeupdate.
+        * Adds user defined headers, body and content type if present and
+        * expires header.
+        * @param aEvent the com event 
+        * @param aRequestType the request type as SIP string
+        * @param aExpiresValue the expiration value
+        * @return CSIPMessageElements*, pointer to the created request message. 
+        * The ownership is transferred.
+        */
+        static CSIPMessageElements* CreateMessageElementsLC(
+                                                CMceComEvent& aEvent,
+                                                TInt aRequestType,
+											    TUint aExpiresValue );
+        
+        /**
+        * Creates a request message elements. Leaves in error cases.
+        * this is for notify request msg.
+        * @param aEvent the com event 
+        * @param aHeaders the user headers
+        * @return CSIPMessageElements*, pointer to the created request message. 
+        * The ownership is transferred.
+        */
+        static CSIPMessageElements* CreateMessageElementsLC(
+                                                CMceComEvent& aEvent,
+                                                TInt aRequestType );
+        
+        /**
+        * Creates a request message elements. Leaves in error cases.
+        * Used for REFER request. Adds user defined headers, body and 
+        * content type if present, and support for subscription suppression.
+        * according to the givent
+        * @param aEvent the com event 
+        * @param aRequestType the request type as SIP string
+        * @param aReferType the REFER type
+        * @return CSIPMessageElements*, pointer to the created request message. 
+        * The ownership is transferred.
+        */
+        static CSIPMessageElements* CreateMessageElementsLC(
+                                                CMceComEvent& aEvent,
+                                                TInt aRequestType,
+                                                CMceRefer::TType aReferType );
+        
+        
+        /**
+        * Creates a message elements for first Notify to REFER.
+        * @param aEvent the com event
+        * @return CSIPMessageElements*, pointer to the created message elements. 
+        * The ownership is transferred.
+        */    
+        static CSIPMessageElements* CreateReferNotifyMessageElementsLC( 
+                                                CMceComEvent& aEvent );
+        
+        /**
+        * Creates response elements. The reason phrase is derived
+        * from the reason code.
+        * @param aEvent the com event
+        * @param aReason the reason code as SIP string
+        * @param aAddClientData ETrue, if there's client data to be  added
+        */
+        static CSIPResponseElements* CreateResponseL( 
+                                            CMceComEvent& aEvent, 
+                                            TUint aReason,
+                                            TBool aAddClientData = EFalse );
+
+        /**
+        * Creates response elements. Arbitrary reason phrase and code.
+        * @param aEvent the com event
+        * @param aReason the reason code,
+        * @param aPhrase reason phrase
+        * @param aAddClientData ETrue, if there's client data to be  added
+        */
+        static CSIPResponseElements* CreateResponseL( 
+                                            CMceComEvent& aEvent,
+                                            TUint aReason,
+                                            RStringF aPhrase,
+                                            TBool aAddClientData = EFalse );
+                                                    
+        /**
+        * Handle Expire Header
+        * @param aSubscribeAssoc, the SubscribeDialogAssociation
+        * @param aMessage, message elements
+        * @param aTerminated, True if the expire value==0 
+        * @return NULL
+        */
+       	static void HandleExpireHeaderL( const CSIPMessageElements& aMessage,
+    							         TBool& aTerminated );
+    	/**
+        * Handle SubscriptionState Header
+        * @param aMessage, message elements
+        * @return NULL
+        */    	
+    	static void HandleSubscriptionStateHeaderL(
+    							    const CSIPMessageElements& aMessage,
+    								TBool& aTerminated);
+    	
+
+    	/**
+        * Creates a response to given request
+        * @param aEvent the com event
+        * @param aMessage, a request message which response is created from.
+        * @return CSIPResponseElements*, pointer to the created request message.
+        * The ownership is transferred.  
+        */
+        static CSIPResponseElements* NotifyRequestReceivedLC(
+                                    CMceComEvent& aEvent,
+                                    const CSIPMessageElements& aMessage );
+        
+        /**
+        * Creates a response to given refer request
+        * @param aEvent the com event
+        * @param aMessage, a request message which response is created from.
+        * @return CSIPResponseElements*, pointer to the created request message.
+        * The ownership is transferred.  
+        */
+        static CSIPResponseElements* ReferNotifyRequestReceivedLC(
+                                        CMceComEvent& aEvent,
+        								const CSIPMessageElements& aMessage );
+        
+        /**
+        * Creates a response to given request
+        * @param aEvent the com event
+        * @param aMessage, a request message which response is created from.
+        * @return CSIPResponseElements*, pointer to the created request message.
+        * The ownership is transferred.  
+        */
+        static CSIPResponseElements* SubscribeRequestReceivedLC(
+                                        CMceComEvent& aEvent,
+                                        const CSIPMessageElements& aMessage );
+        
+		/**
+		* Resolves the REFER type from message elements.
+		* @param aMessage, a message to be resolved.
+		* @return CMceRefer::TType, the REFER type.
+		*/
+		static CMceRefer::TType ResolveReferTypeL( const CSIPMessageElements& aMessage );
+		
+		/**
+        * Matches the given Event headers. They match, if the event
+        * packages are same and either id params are the same or
+        * none of them has id param.
+        * @param aFirstEvent first event to be compared
+        * @param aSecondEvent secnd event to be compared
+        * @return ETrue if events match
+        */                                
+        static TBool MatchEvents( const CSIPEventHeader& aFirstEvent,
+                                  const CSIPEventHeader& aSecondEvent );
+
+        /**
+        * Matches the given event package and id to the given 
+        * Event header. This is a match, if the event packages
+        * are the same and the id param is either not present in the
+        * Event header or matches the given value, which in this case
+        * must be greater than 0.
+        * @param aEvent the Event header
+        * @param aEventPackage the event package
+        * @param aIdValue the value of id param.
+        */
+        static TBool MatchEventsL( const TDesC8& aEventPackage,
+                                  TUint aIdValue,
+                                  const CSIPEventHeader& aEvent );
+        
+       
+		
+		/**
+        * Set Subscription header State value and parameters
+        * if there is MsgHeader set by client then the value will be
+        * set as client specified
+        * @param aEvent the Event header
+        * @param aRequestType type of request
+        * @param aSubStateHeader the header will be set to
+        * @param aSubStateValue subscription state default value ex termiante
+        * @param aExpireParam default expire value
+        * @param aTerminating if it is setting to terminating state 
+        */									
+		static void SetSubsStateHeaderValueAndParamsL( 
+									CMceComEvent& aEvent,
+									TInt aRequestType,
+									CSIPSubscriptionStateHeader& aSubStateHeader,
+									const TDesC8& aSubStateValue,
+									TUint32 aExpireParam,
+									TBool aTerminating = ETrue ); 										                       
+    		
+    private: // New functions
+        
+        /**
+        * To Check if the request ContentType is valid
+        * @param aMessage, the request message to be checked
+        * @return Etrue or EFalse  
+        */
+		static TBool ReferContentTypeOK( const CSIPMessageElements& aMessage );
+		
+        /**
+        * To Check if the request SubscriptionState header is valid
+        * @param aMessage, the request message to be checked
+        * @return Etrue or EFalse 
+        */
+        static TBool SubscriptionStateOK( const CSIPMessageElements& aMessage );
+        
+        /**
+        * To Check if the request Event header is valid
+        * @param aMessage, the request message to be checked
+        * @return Etrue or EFalse 
+        */
+        static TBool EventOK( const CSIPMessageElements& aMessage );
+        
+        /**
+        * To Check if the request Event header is valid
+        * @param aMessage, the request message to be checked
+        * @return Etrue or EFalse 
+        */
+        static TBool ReferEventOK( const CSIPMessageElements& aMessage );
+        
+        /**
+        * Creates a request message elements. Adds content type and content
+        * if present.
+        * @param aEvent the com event containing the data
+        * @return CSIPMessageElements*, pointer to the created request message. 
+        * The ownership is transferred.
+        */
+        static void SetContentL( CSIPMessageElements& aMsgElem,
+                                 CMceComEvent& aEvent );	
+        
+        
+        /**
+        * sets a subscription-state header from aMsgHeader
+        * function leaves if the subscription header in MsgHeader is malformate
+        * @param aMsgHeader headers set by client
+        * @param aHeaderIndex the index where subscription state located, 
+        * @param aSubStateHeader subscription state header which will be set to
+        */
+        static void SetSSHeaderValueAndParamL( 
+        									const MDesC8Array& aMsgHeader,
+										   	TUint aHeaderIndex,
+											CSIPSubscriptionStateHeader& aSubStateHeader );
+        
+   
+   		/**
+        * Check if there is subscription state header from 
+        * ComEvent MsgHeader
+        * @param aEvent the Event header
+        * @param aRequestType requestType
+        * @return ETrue or EFalse
+        */
+        static TBool HasSubscriptionStateHeader( CMceComEvent& aEvent,
+											TInt aRequestType,
+											TInt aIndex  );   
+    private: // EUNIT
+        
+        friend class UT_MCESIPEventHelper;
+        };
+
+#endif    // MCESIPEVENTHELPER_H
+
+// End of File