--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/predictivesearch/PcsAlgorithm/Algorithm2/inc/CPcsAlgorithm2.h Wed Sep 01 12:29:52 2010 +0100
@@ -0,0 +1,382 @@
+/*
+* Copyright (c) 2006-2007 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: Identifies a contact in cache pools
+*
+*/
+
+#ifndef C_PCS_ALGORITHM_2
+#define C_PCS_ALGORITHM_2
+
+// INCLUDES
+#include <e32cmn.h>
+#include <s32mem.h>
+#include <e32hashtab.h>
+#include <e32property.h>
+#include <centralrepository.h>
+
+#include "PSAlgorithmInternalCRKeys.h"
+#include "CPcsPlugin.h"
+#include "CPsData.h"
+#include "CPsClientData.h"
+#include "CPcsCache.h"
+#include "CPcsKeyMap.h"
+#include "CPsQuery.h"
+#include "CPsPattern.h"
+#include "mdatastoreobserver.h"
+#include "mstorelistobserver.h"
+#include <FindUtil.h>
+
+const TInt KSpace = 32;
+
+// FORWARD DECLARATION
+class CPsData;
+class CPsClientData;
+class CPsDataPluginInterface;
+class CPsQuery;
+class CPcsAlgorithm2Helper;
+class CPcsAlgorithm2MultiSearchHelper;
+class CPtiEngine;
+class CRepository;
+class CFindUtilChineseECE;
+class CFindUtil;
+
+// CLASS DECLARATION
+class CPcsAlgorithm2 : public CPcsPlugin,
+public MDataStoreObserver,
+public MStoreListObserver
+ {
+public:
+
+ /**
+ * Two phase construction
+ */
+ static CPcsAlgorithm2* NewL();
+
+ /**
+ * Destructor
+ */
+ virtual ~CPcsAlgorithm2();
+
+
+public:
+
+ // ------------------------ From base class CPcsPlugin ----------------
+
+ /**
+ * Search Function for cache
+ */
+ void PerformSearchL(const CPsSettings& aPcsSettings,
+ CPsQuery& aCondition,
+ RPointerArray<CPsClientData>& aData,
+ RPointerArray<CPsPattern>& aPattern);
+
+ /**
+ * Search Function for input string
+ */
+ void SearchInputL(CPsQuery& aSearchQuery,
+ TDesC& aSearchData,
+ RPointerArray<TDesC>& aMatchSet,
+ RArray<TPsMatchLocation>& aMatchLocation );
+
+
+ /**
+ * Performs search on a input string, and return result also as a string
+ */
+ void SearchMatchStringL( CPsQuery& aSearchQuery,
+ TDesC& aSearchData,
+ TDes& aMatch );
+
+ /**
+ * Returns ETrue if this language is supported
+ */
+ TBool IsLanguageSupportedL(const TUint32 aLanguage);
+
+ /**
+ * Returns supported data fields for a cache
+ */
+ void GetDataOrderL( TDesC& aURI, RArray<TInt>& aDataOrder );
+
+ /**
+ * Returns supported sort order for a cache
+ */
+ void GetSortOrderL( TDesC& aURI, RArray<TInt>& aDataOrder );
+
+ /**
+ * Sets the sort order for a cache
+ */
+ void ChangeSortOrderL(TDesC& aURI, RArray<TInt>& aSortOrder);
+
+
+ // --------------------------------------------------------------------
+
+public:
+
+ // --------------- From base class MDataStoreObserver -----------------
+
+ /**
+ * Add a contact to the cache
+ */
+ void AddData( TDesC& aDataStore, CPsData* aData );
+
+ /**
+ * Remove a contact from the cache based on contact id
+ */
+ void RemoveData( TDesC& aDataStore, TInt aItemId );
+
+ /**
+ * Removes all the contacts from a particular datastore
+ */
+ void RemoveAll( TDesC& aDataStore );
+
+ /**
+ * Updates the caching status for a particular datastore
+ */
+ void UpdateCachingStatus(TDesC& aDataStore, TInt aStatus);
+
+ /**
+ * Get the Adaptive Grid for one or more URIs
+ */
+ void GetAdaptiveGridL( const MDesCArray& aURIs,
+ const TBool aCompanyName,
+ TDes& aAdaptiveGrid );
+
+ // --------------------------------------------------------------------
+
+public:
+
+ // ----------------- From base class MStoreListObserver ---------------
+
+ /**
+ * This method is called whenever any new store has been added
+ */
+ void AddDataStore( TDesC& aDataStore );
+
+ /**
+ * This method is called whenever a data store is removed
+ */
+ void RemoveDataStore( TDesC& aDataStore );
+
+ // --------------------------------------------------------------------
+
+public:
+
+ /**
+ * Returns the array index of cache (in iPcsCache) for a datastore
+ */
+ TInt GetCacheIndex(const TDesC& aDataStore);
+
+ /**
+ * Return the cache instance at a specific array index
+ */
+ inline CPcsCache* GetCache(TInt aIndex)
+ {
+ return iPcsCache[aIndex];
+ }
+
+ /**
+ * Returns the key map instance
+ */
+ inline CPcsKeyMap* GetKeyMap()
+ {
+ return iKeyMap;
+ }
+
+ inline CFindUtilChineseECE* FindUtilECE()
+ {
+ return iFindUtilECE;
+ }
+
+ void ReconstructCacheDataL();
+
+private:
+
+ /**
+ * Constructor
+ */
+ CPcsAlgorithm2();
+
+ /**
+ * 2nd phase construtor
+ */
+ void ConstructL();
+
+private:
+
+ /**
+ * Define a P&S property with given key under the internal category
+ * UID of PCS. Leave if definition fails for any other reason than
+ * key already existing.
+ */
+ void DefinePropertyL( TPcsInternalKeyCacheStatus aPsKey );
+
+ /**
+ * Remove leading and trailing spaces of search query
+ */
+ void RemoveSpacesL( CPsQuery& aQuery );
+
+ /**
+ * Replace occurances of "0" in predictive mode with space
+ * if those are on the same button
+ */
+ TBool ReplaceZeroWithSpaceL( CPsQuery& aQuery );
+
+ /**
+ * Search function helper
+ */
+ void DoSearchL( const CPsSettings& aPcsSettings,
+ CPsQuery& aCondition,
+ RPointerArray<CPsData>& aSearchResults,
+ RPointerArray<CPsPattern>& aSearchSeqs );
+
+ /**
+ * Search function helper
+ */
+ void DoSearchInputL( CPsQuery& aQuery,
+ const TDesC& aData,
+ RPointerArray<TDesC>& aSearchSeqs,
+ RArray<TPsMatchLocation>& aMatchLocation );
+
+ /**
+ * Returns the index corresponding a URI in iDataStoreUri
+ */
+ TInt FindStoreUri( const TDesC& aDataStoreUri );
+
+ /**
+ * Function to return all cached content
+ */
+ void GetAllContentsL( const CPsSettings& aPcsSettings,
+ RPointerArray<CPsData>& aSearchResults );
+
+ /**
+ * Checks if search is on groups
+ * Return ETrue if there is a valid group URI
+ */
+ TBool IsGroupSearchL( CPsSettings& aSettings,
+ RArray<TInt>& aGroupIdArray );
+
+ /**
+ * Utility function to replace groups uri with that of contacts uri
+ */
+ void ReplaceGroupsUriL( CPsSettings& aSettings );
+
+ /**
+ * Filters the search results array for groups
+ */
+ void FilterSearchResultsForGroupsL(RArray<TInt>& aGroupContactIds,
+ RPointerArray<CPsData>& aSearchResults);
+
+ /**
+ * Get the list of contact ids that belong to a group.
+ */
+ void GetContactsInGroupL( TInt aGroupId,
+ RArray<TInt>& aGroupContactIds );
+
+ /**
+ * Read sort order for a data store from the central repository
+ * @param aURI - The data store URI for which sort order is required
+ * @param aSortOrder - The persisted sort order from the cenrep
+ */
+ void ReadSortOrderFromCenRepL( const TDesC& aURI,
+ RArray<TInt>& aSortOrder );
+
+ /** Write sort order for a data store to the central repository
+ * @param aURI - The data store URI for which sort order is to be persisted
+ * @param aSortOrder - The sort order to be persisted
+ */
+ void WriteSortOrderToCenRepL( const TDesC& aURI,
+ RArray<TInt>& aSortOrder );
+
+ /**
+ * Utility function that sets the caching error value
+ */
+ void SetCachingError( const TDesC& aDataStore, TInt aError );
+
+ /**
+ * Write the content required by client
+ */
+ CPsClientData* WriteClientDataL( CPsData& aPsData );
+
+ /**
+ * Function to return data base URI for an internal identifier
+ */
+ const TDesC& GetUriForIdL( TUint8 aUriId );
+
+ /**
+ * Inform clients about update happened on the cache
+ */
+ void HandleCacheUpdated( TCachingStatus aStatus );
+
+ /**
+ * launch plugins by idle
+ */
+ void DoLaunchPluginsL();
+
+ /**
+ * launch plugins
+ */
+ static TInt DoLaunchPluginsL(TAny* aPtr);
+
+private:
+
+ /**
+ * Instance of contacts cache
+ * Own
+ */
+ RPointerArray<CPcsCache> iPcsCache;
+
+ /**
+ * Keeps the count of caches
+ */
+ TUint8 iCacheCount;
+
+ /**
+ * Instance of key map
+ * Own.
+ */
+ CPcsKeyMap* iKeyMap;
+
+ /**
+ * Data plugin interface. Owned
+ */
+ CPsDataPluginInterface *iPsDataPluginInterface;
+
+ /**
+ * Instance of algorithm helper. Owned
+ */
+ CPcsAlgorithm2Helper* iHelper;
+ CPcsAlgorithm2MultiSearchHelper* iMultiSearchHelper;
+
+
+ /**
+ * Global that keeps the updated status of the caching
+ */
+ TCachingStatus iCacheStatus;
+
+ /**
+ * Global that stores any error that occurs while caching
+ */
+ TInt iCacheError;
+
+ // Own: Find util used to match contacts and construct character grid
+ CFindUtilChineseECE* iFindUtilECE;
+
+ /**
+ * plugin laucher, make the plugin instantiation async
+ */
+ CIdle* iPluginLauncher;
+
+ };
+
+
+#endif // C_PCS_ALGORITHM_2