sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include <e32base.h>
sl@0: #include <e32property.h>
sl@0: #include <e32debug.h>
sl@0: #include "TPropertyManager.h"
sl@0: 
sl@0: _LIT(KSeparator, "|"); // Char used to separate arguments
sl@0: 
sl@0: static TInt DefineProperty(TUid aCategory, TUint aKey, TInt aAttr,TInt aPreallocated)
sl@0: 	{
sl@0: 	_LIT_SECURE_ID(mySid,0X10204FC5);
sl@0: 	
sl@0: 	TSecurityPolicy readPolicy = TSecurityPolicy::EAlwaysPass;
sl@0: 	TSecurityPolicy writePolicy = TSecurityPolicy(mySid);
sl@0: 
sl@0: 	TInt err = RProperty::Define(aCategory, aKey, aAttr, readPolicy, writePolicy, aPreallocated);
sl@0: 	
sl@0: 	//If the variable is already defined then return KErrNone as this is fine,
sl@0: 	if(err == KErrAlreadyExists)
sl@0: 		{
sl@0: 		err = KErrNone;	
sl@0: 		}
sl@0: 	
sl@0: 	RDebug::Print(_L("Property Manager - Define Property Cat = %d Key = %d err = %d\n"), aCategory,aKey, err);
sl@0: 		
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: static TInt DeleteProperty(TUid aCategory, TUint aKey)
sl@0: 	{
sl@0: 	TInt err = RProperty::Delete(aCategory, aKey);
sl@0: 	
sl@0: 	//If the variable is not found then return KErrNone as this is fine
sl@0: 	if(err == KErrNotFound)
sl@0: 		{
sl@0: 		err = KErrNone;	
sl@0: 		}
sl@0: 	
sl@0: 	RDebug::Print(_L("Property Manager - Delete Property Cat = %d Key = %d err = %d\n"), aCategory,aKey, err);
sl@0: 			
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: static TInt SetProperty(TUid aCategory, TUint aKey, TInt aValue)
sl@0: 	{
sl@0: 	TInt err = RProperty::Set(aCategory, aKey, aValue);
sl@0: 	RDebug::Print(_L("Property Manager - Set Property Cat = %d Key = %d Value = %d  err = %d\n"), aCategory,aKey,aValue,err);
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: static TInt SetProperty(TUid aCategory, TUint aKey, const TDesC8 &aValue)
sl@0: 	{
sl@0: 	TInt err = RProperty::Set(aCategory, aKey, aValue);
sl@0: 	RDebug::Print(_L("Property Manager - Set Property Cat = %d Key = %d Value = %S  err = %d\n"), aCategory,aKey,&aValue,err);
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: static TInt SetProperty(TUid aCategory, TUint aKey, const TDesC16 &aValue)
sl@0: 	{
sl@0: 	TInt err = RProperty::Set(aCategory, aKey, aValue);
sl@0: 	RDebug::Print(_L("Property Manager - Set Property Cat = %d Key = %d Value = %S  err = %d\n"), aCategory,aKey,&aValue,err);
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: TInt GetNumber(const TPtrC& aText, TInt& aLength)
sl@0: 	{
sl@0: 	TInt total = 0;
sl@0: 	aLength = 0;
sl@0: 	TInt textLength = aText.Length();
sl@0: 	
sl@0: 	//Loop through each character and verify that it is a valid digit
sl@0: 	//before converting to a decimal representation and adding to the total
sl@0: 	while (aLength < textLength)
sl@0: 		{
sl@0: 		TChar currentChar = aText[aLength];
sl@0: 		if (currentChar < '0' || currentChar > '9')
sl@0: 			{
sl@0: 			return total;
sl@0: 			}
sl@0: 		
sl@0: 		TInt digit = 0;
sl@0: 		TUint charValue = currentChar;
sl@0: 		
sl@0: 		//Convert from character value to decimal
sl@0: 		digit = charValue - 0x30; //(offset for western digit characters
sl@0: 		total = (total * 10) + digit;
sl@0: 		aLength++;
sl@0: 		}
sl@0: 	return total;
sl@0: 	}
sl@0: 
sl@0: static TInt ParseArgs(TDesC& aArgs, TInt& aStartIndex)
sl@0: 	{
sl@0: 	TInt length;
sl@0: 	TInt value;
sl@0: 	
sl@0: 	//Get a substrng of aArgs begining at aStartIndex
sl@0: 	TPtrC string = aArgs.Mid(aStartIndex,aArgs.Length() - aStartIndex);
sl@0: 	
sl@0: 	//Find the position of the first separator
sl@0: 	TInt pos = string.Find(KSeparator);
sl@0: 	
sl@0: 	if(pos > 0)
sl@0: 		{
sl@0: 		//Get the number that exists in the substring before the separator
sl@0: 		value = GetNumber(string.Mid(0,pos),length);	
sl@0: 		}
sl@0: 	//If a separator is not found, then this must be the last number in aArgs
sl@0: 	else
sl@0: 		{
sl@0: 		value = GetNumber(string,length);
sl@0: 		}
sl@0: 
sl@0: 	//Update the start index to the character following the separator
sl@0: 	aStartIndex += (pos +1);
sl@0: 	
sl@0: 	return value;
sl@0: 	}
sl@0: 
sl@0: static TInt ProcessCommandLine(TDesC& aArgs)
sl@0: 	{
sl@0: 	TInt error;
sl@0: 	TInt pos = 0;
sl@0: 	TInt length = aArgs.Length();
sl@0: 		
sl@0: 	//Pull out the common elements of all commands - Op, Cat & Key
sl@0: 	PropertyManager::TOperation operation = PropertyManager::TOperation(ParseArgs(aArgs,pos));
sl@0: 	TInt category = ParseArgs(aArgs,pos);
sl@0: 	TUid categoryUid = TUid::Uid(category);
sl@0: 	TUint key =	ParseArgs(aArgs,pos);
sl@0: 	
sl@0: 	TInt attr;
sl@0: 	TInt preallocated;
sl@0: 	TInt intVal;
sl@0: 	TBuf8<64> value;
sl@0: 	
sl@0: 	//Handle each operation separately to pull out the remaining arguments
sl@0: 	//and process the request.
sl@0: 	switch(operation)
sl@0: 		{		
sl@0: 		case PropertyManager::EDefineProperty:
sl@0: 		attr = ParseArgs(aArgs,pos);
sl@0: 		preallocated = ParseArgs(aArgs,pos);
sl@0: 		error = DefineProperty(categoryUid,key,attr,preallocated);
sl@0: 		break;
sl@0: 		
sl@0: 		case PropertyManager::EDeleteProperty:
sl@0: 		error = DeleteProperty(categoryUid,key);
sl@0: 		break;
sl@0: 		
sl@0: 		case PropertyManager::ESetPropertyInt:
sl@0: 		intVal = ParseArgs(aArgs,pos);
sl@0: 		error = SetProperty(categoryUid,key,intVal);
sl@0: 		break;
sl@0: 		
sl@0: 		case PropertyManager::ESetPropertyDes8:
sl@0: 		value.Copy(aArgs.Mid(pos,(aArgs.Length()-pos)));
sl@0: 		error = SetProperty(categoryUid,key,value);
sl@0: 		break;
sl@0: 		
sl@0: 		case PropertyManager::ESetPropertyDes16:
sl@0: 		error = SetProperty(categoryUid,key,aArgs.Mid(pos,(aArgs.Length()-pos)));
sl@0: 		break;
sl@0: 		
sl@0: 		default:
sl@0: 		error = KErrArgument;
sl@0: 		break;
sl@0: 		}
sl@0: 	
sl@0: 	return error;
sl@0: 	}
sl@0: 
sl@0: GLDEF_C TInt E32Main()
sl@0:     {
sl@0:         	
sl@0:     CTrapCleanup* cleanup = CTrapCleanup::New(); 
sl@0: 
sl@0: 	TBuf<64> args;
sl@0: 	User::CommandLine(args);
sl@0: 
sl@0: 	TInt error = ProcessCommandLine(args);
sl@0: 	
sl@0: 	delete cleanup;
sl@0: 	return error;	
sl@0:     	
sl@0: 	}
sl@0: