email/mail/UtilsSrc/MailUtils.cpp
changeset 0 72b543305e3a
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     1 /*
       
     2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Static helper methods.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include "MailUtils.h"            // Own header
       
    21 #include <MsgMailUtils.rsg>
       
    22 
       
    23 #include <AknQueryDialog.h>         // CAknTextQueryDialog
       
    24 #include <aknnotewrappers.h>
       
    25 #include <StringLoader.h>           // StringLoader
       
    26 #include <MuiuMsvUiServiceUtilities.h>
       
    27 #include <CommonContentPolicy.h>
       
    28 #include <e32property.h>
       
    29 #include <coemain.h>
       
    30 #include <CoreApplicationUIsSDKCRKeys.h>
       
    31 
       
    32 // This is a maximum size in KBs for attachments which are
       
    33 // fetched without confirmation query
       
    34 const TInt KMaximumAttachmentSize(100);
       
    35 
       
    36 // ================= MEMBER FUNCTIONS =======================
       
    37 
       
    38 // -----------------------------------------------------------------------------
       
    39 // MailUtils::TextQueryL
       
    40 // leaves if user cancels query
       
    41 // -----------------------------------------------------------------------------
       
    42 //
       
    43 EXPORT_C void MailUtils::TextQueryL(TInt aQueryResource, TDes& aText)
       
    44     {
       
    45     CAknTextQueryDialog* dlg = new (ELeave) CAknTextQueryDialog(aText,CAknQueryDialog::ENoTone);
       
    46     if (dlg->ExecuteLD(aQueryResource)) //R_DATA_QUERY
       
    47         {
       
    48         // query approved
       
    49         return;
       
    50         }
       
    51     // query was cancelled
       
    52     User::Leave(KLeaveWithoutAlert);
       
    53     }
       
    54 // -----------------------------------------------------------------------------
       
    55 // MailUtils::ConfirmationNoteL
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 EXPORT_C void MailUtils::ConfirmationNoteL(const TDesC& aText)
       
    59     {
       
    60     CAknConfirmationNote* note = new (ELeave) CAknConfirmationNote;
       
    61     note->ExecuteLD(aText);
       
    62     }
       
    63 // -----------------------------------------------------------------------------
       
    64 // MailUtils::ConfirmationNoteL
       
    65 // -----------------------------------------------------------------------------
       
    66 //
       
    67 EXPORT_C void MailUtils::ConfirmationNoteL(TInt aStringResource)
       
    68     {
       
    69     HBufC* buf = StringLoader::LoadLC(aStringResource);
       
    70     ConfirmationNoteL(*buf);
       
    71     CleanupStack::PopAndDestroy(buf);
       
    72     }
       
    73 // -----------------------------------------------------------------------------
       
    74 // MailUtils::InformationNoteL
       
    75 // -----------------------------------------------------------------------------
       
    76 //
       
    77 EXPORT_C void MailUtils::InformationNoteL(const TDesC& aText)
       
    78     {
       
    79     CAknInformationNote* note = new (ELeave) CAknInformationNote(ETrue);
       
    80     note->ExecuteLD(aText);
       
    81     }
       
    82 // -----------------------------------------------------------------------------
       
    83 // MailUtils::InformationNoteL
       
    84 // -----------------------------------------------------------------------------
       
    85 //
       
    86 EXPORT_C void MailUtils::InformationNoteL(TInt aStringResource)
       
    87     {
       
    88     HBufC* buf = StringLoader::LoadLC(aStringResource);
       
    89     InformationNoteL(*buf);
       
    90     CleanupStack::PopAndDestroy(buf);
       
    91     }
       
    92 
       
    93 // -----------------------------------------------------------------------------
       
    94 // MailUtils::ShowNoteIfMsgStoreSpaceLowL
       
    95 // -----------------------------------------------------------------------------
       
    96 //
       
    97 EXPORT_C TBool MailUtils::ShowNoteIfMsgStoreSpaceLowL(const TInt /*aSize*/)
       
    98     {
       
    99     // Deprecated -> to be removed
       
   100     User::Leave(KErrNotSupported);
       
   101    
       
   102     return EFalse;
       
   103     }
       
   104 // -----------------------------------------------------------------------------
       
   105 // MailUtils::OfflineProfileActiveL
       
   106 // -----------------------------------------------------------------------------
       
   107 //
       
   108 EXPORT_C TBool MailUtils::OfflineProfileActiveL()
       
   109     {
       
   110     TInt value(0);
       
   111     TBool retVal(EFalse);
       
   112         
       
   113     CRepository* cenRep = CRepository::NewLC( KCRUidCoreApplicationUIs );
       
   114     TInt err = cenRep->Get(KCoreAppUIsNetworkConnectionAllowed, value );
       
   115     if ( !err && !value )
       
   116     	{ // Phone is offline
       
   117         retVal = ETrue;
       
   118         }
       
   119     CleanupStack::PopAndDestroy(); // cenRep    
       
   120     return retVal;
       
   121     }
       
   122 // -----------------------------------------------------------------------------
       
   123 // MailUtils::IsClosedMimeL
       
   124 // -----------------------------------------------------------------------------
       
   125 //
       
   126 EXPORT_C TBool MailUtils::IsClosedMimeL(const TDesC& aMimeType)
       
   127     {
       
   128 	CCommonContentPolicy* contentPolicy = CCommonContentPolicy::NewLC();
       
   129 
       
   130     TBool banned(contentPolicy->IsClosedType( aMimeType ));
       
   131 
       
   132 	CleanupStack::PopAndDestroy(); //contentPolicy
       
   133 	
       
   134     return banned;
       
   135     }
       
   136 
       
   137 // -----------------------------------------------------------------------------
       
   138 // MailUtils::IsClosedMimeL
       
   139 // -----------------------------------------------------------------------------
       
   140 //
       
   141 EXPORT_C TBool MailUtils::IsClosedMimeL(const TDesC8& aMimeType)
       
   142     {
       
   143     HBufC* dataTypeString = HBufC::NewLC(aMimeType.Length());
       
   144 	dataTypeString->Des().Copy(aMimeType);
       
   145     TBool banned(ETrue);
       
   146     
       
   147     banned = IsClosedMimeL(*dataTypeString);
       
   148     
       
   149 	CleanupStack::PopAndDestroy(); //contentPolicy
       
   150 	
       
   151     return banned;
       
   152     }    
       
   153 
       
   154 // -----------------------------------------------------------------------------
       
   155 // MailUtils::IsClosedFileL
       
   156 // -----------------------------------------------------------------------------
       
   157 //
       
   158 EXPORT_C TBool MailUtils::IsClosedFileL( RFile& aFileHandle )
       
   159     {
       
   160     if ( aFileHandle.SubSessionHandle() != 0 )
       
   161         {
       
   162 	    CCommonContentPolicy* contentPolicy = CCommonContentPolicy::NewLC();
       
   163 
       
   164         TBool banned( contentPolicy->IsClosedFileL( aFileHandle ) );
       
   165 
       
   166 	    CleanupStack::PopAndDestroy(); //contentPolicy
       
   167         return banned;
       
   168         }
       
   169     else
       
   170         {
       
   171         return EFalse;
       
   172         }
       
   173     }  
       
   174 
       
   175 // -----------------------------------------------------------------------------
       
   176 // MailUtils::ConfirmationQueryL
       
   177 // -----------------------------------------------------------------------------
       
   178 //
       
   179 EXPORT_C TBool MailUtils::ConfirmationQueryL(const TDesC& aText, TInt aNoteResource)
       
   180     {
       
   181     CAknQueryDialog* qDlg = CAknQueryDialog::NewL();
       
   182 
       
   183     if (qDlg->ExecuteLD(aNoteResource, aText))
       
   184         {
       
   185         return ETrue;
       
   186         }
       
   187     return EFalse;
       
   188     }
       
   189 
       
   190 // -----------------------------------------------------------------------------
       
   191 // MailUtils::ConfirmationQueryL
       
   192 // -----------------------------------------------------------------------------
       
   193 //
       
   194 EXPORT_C TBool MailUtils::ConfirmationQueryL(
       
   195 	TInt aStringResource, 
       
   196 	TInt aNoteResource)
       
   197     {
       
   198     HBufC* buf = StringLoader::LoadLC(aStringResource);
       
   199     TBool result = ConfirmationQueryL(*buf, aNoteResource);
       
   200     CleanupStack::PopAndDestroy(buf);
       
   201     return result;
       
   202     }
       
   203 
       
   204 // -----------------------------------------------------------------------------
       
   205 // MailUtils::LargeAttachmentQueryL
       
   206 // -----------------------------------------------------------------------------
       
   207 //
       
   208 EXPORT_C TBool MailUtils::LargeAttachmentQueryL( TInt aSize, TInt aStatus )
       
   209     {
       
   210     
       
   211     TInt size( aSize / KKilo );
       
   212     // This check is done in MsgAttachmentUtils::FileSizeToStringL
       
   213     // so it is done here also, so consistent sizes are shown to user.
       
   214     if (size % KKilo)
       
   215         {
       
   216         size++;
       
   217         }  
       
   218 	enum TResponce
       
   219 		{
       
   220 		EMsgMailNotQueried,
       
   221 		EMsgMailFetch,
       
   222 		EMsgMailDontFetch	
       
   223 		};
       
   224 	TInt noteResource( R_MAIL_QUEST_LARGE_ATTA_FWD );
       
   225 	TInt secondNoteResource( R_MAIL_QUEST_FETCH_ATTA_FWD );
       
   226 	if ( (aStatus & EQueryAttachmentFetch ) )
       
   227 		{
       
   228 		noteResource = R_MAIL_LARGE_ATTA_QUERY;
       
   229 		secondNoteResource = R_MAIL_QUEST_FETCH_ATTACHMENT;
       
   230 		}
       
   231 
       
   232     TBool response( EMsgMailNotQueried );
       
   233         
       
   234     if ( size > KMaximumAttachmentSize )
       
   235         {
       
   236         HBufC* string = StringLoader::LoadLC(
       
   237         	noteResource,
       
   238             size );
       
   239         if ( !MailUtils::ConfirmationQueryL(*string,
       
   240             R_MAIL_YES_NO_QUERY_DLG) )
       
   241             {
       
   242             response = EMsgMailDontFetch;
       
   243             }
       
   244        	else
       
   245        		{
       
   246        		response = EMsgMailFetch;
       
   247        		}
       
   248         CleanupStack::PopAndDestroy(); // string
       
   249         }
       
   250     
       
   251 	if ( response == EMsgMailDontFetch )
       
   252 		{
       
   253 		return EFalse;
       
   254 		}
       
   255 		
       
   256 	// if we're offline, ask confirmation to connect
       
   257 	if ( response == EMsgMailNotQueried && (aStatus & EConnectionOffline) )
       
   258 		{
       
   259         if ( !MailUtils::ConfirmationQueryL(
       
   260         	secondNoteResource, 
       
   261             R_MAIL_YES_NO_QUERY_DLG) )
       
   262 			{
       
   263 			return EFalse;
       
   264 			}
       
   265 		}
       
   266         
       
   267     return ETrue;
       
   268     }
       
   269 // -----------------------------------------------------------------------------
       
   270 // MailUtils::OfflineProfileActiveWithNoteL
       
   271 // -----------------------------------------------------------------------------
       
   272 //
       
   273 EXPORT_C TBool MailUtils::OfflineProfileActiveWithNoteL()
       
   274     {
       
   275     User::Leave( KErrNotSupported );
       
   276     return EFalse;
       
   277     }
       
   278     
       
   279 // -----------------------------------------------------------------------------
       
   280 // MailUtils::ConfirmationQueryL
       
   281 // -----------------------------------------------------------------------------
       
   282 //
       
   283 EXPORT_C TBool MailUtils::ConfirmationQueryL( const TDesC& aText )
       
   284 	{
       
   285 	return MailUtils::ConfirmationQueryL( aText, R_MAIL_YES_NO_QUERY_DLG );
       
   286 	}
       
   287      
       
   288 // -----------------------------------------------------------------------------
       
   289 // MailUtils::ConfirmationQueryL
       
   290 // -----------------------------------------------------------------------------
       
   291 //
       
   292 EXPORT_C TBool MailUtils::ConfirmationQueryL( TInt aStringResource )
       
   293 	{
       
   294 	return MailUtils::ConfirmationQueryL( 
       
   295 		aStringResource, R_MAIL_YES_NO_QUERY_DLG );
       
   296 	}
       
   297 
       
   298 // -----------------------------------------------------------------------------
       
   299 // MailUtils::FileSize()
       
   300 // -----------------------------------------------------------------------------
       
   301 //
       
   302 EXPORT_C TInt MailUtils::FileSize(const TDesC& aFilename)
       
   303     {
       
   304     RFile file;
       
   305     RFs& fs = CCoeEnv::Static()->FsSession();
       
   306     TInt filesize(file.Open(fs, aFilename, EFileShareReadersOnly));
       
   307     if (filesize == KErrNone)
       
   308         {
       
   309         file.Size(filesize);
       
   310         }
       
   311     file.Close();
       
   312 
       
   313     return filesize;    
       
   314     }
       
   315 	        
       
   316 // End of File