mtpdataproviders/mtppictbridgedp/src/cmtppictbridgedpgetobjectinfo.cpp
changeset 0 d0791faffa3f
equal deleted inserted replaced
-1:000000000000 0:d0791faffa3f
       
     1 // Copyright (c) 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 //
       
    15 
       
    16 
       
    17 #include <f32file.h>
       
    18 #include <imageconversion.h>
       
    19 #include <mtp/tmtptyperequest.h>
       
    20 #include <mtp/mmtpdataproviderframework.h>
       
    21 #include <mtp/mtpprotocolconstants.h>
       
    22 #include <mtp/mmtpobjectmgr.h>
       
    23 #include <mtp/cmtptypeobjectinfo.h>
       
    24 #include <mtp/cmtpobjectmetadata.h>
       
    25 #include <mtp/cmtptypestring.h>
       
    26 #include <mtp/mmtpstoragemgr.h>
       
    27 #include "cmtppictbridgedpgetobjectinfo.h"
       
    28 #include "mtppictbridgedpconst.h"
       
    29 #include "mtppictbridgedppanic.h"
       
    30 #include "cmtprequestchecker.h"
       
    31 #include "cptpserver.h"
       
    32 
       
    33 /**
       
    34 Two-phase construction method
       
    35 */ 
       
    36 MMTPRequestProcessor* CMTPPictBridgeDpGetObjectInfo::NewL(
       
    37     MMTPDataProviderFramework& aFramework,              
       
    38     MMTPConnection& aConnection,
       
    39     CMTPPictBridgeDataProvider& aDataProvider)
       
    40     {
       
    41     CMTPPictBridgeDpGetObjectInfo* self = new (ELeave) CMTPPictBridgeDpGetObjectInfo(aFramework, aConnection, aDataProvider);
       
    42     CleanupStack::PushL(self);
       
    43     self->ConstructL();
       
    44     CleanupStack::Pop(self);
       
    45     return self;
       
    46     }
       
    47 
       
    48 /**
       
    49 Destructor
       
    50 */  
       
    51 CMTPPictBridgeDpGetObjectInfo::~CMTPPictBridgeDpGetObjectInfo()
       
    52     {   
       
    53     __FLOG(_L8("CMTPPictBridgeDpGetObjectInfo::~CMTPPictBridgeDpGetObjectInfo"));
       
    54     delete iObjectInfoToBuildP;
       
    55     __FLOG_CLOSE;
       
    56     }
       
    57 
       
    58 /**
       
    59 Standard c++ constructor
       
    60 */  
       
    61 CMTPPictBridgeDpGetObjectInfo::CMTPPictBridgeDpGetObjectInfo(
       
    62     MMTPDataProviderFramework& aFramework,
       
    63     MMTPConnection& aConnection,
       
    64     CMTPPictBridgeDataProvider& aDataProvider)
       
    65     :CMTPRequestProcessor(aFramework, aConnection, 0, NULL ),
       
    66     iPictBridgeDP(aDataProvider)
       
    67     {
       
    68     }
       
    69 
       
    70 /**
       
    71 GetObjectInfo request handler
       
    72 */
       
    73 void CMTPPictBridgeDpGetObjectInfo::ServiceL()
       
    74     {
       
    75     __FLOG(_L8(">> CMTPPictBridgeDpGetObjectInfo::ServiceL"));
       
    76     BuildObjectInfoL();
       
    77     SendDataL(*iObjectInfoToBuildP);    
       
    78     __FLOG(_L8("<< CMTPPictBridgeDpGetObjectInfo::ServiceL"));
       
    79     }
       
    80 
       
    81 /**
       
    82 Second-phase construction
       
    83 */      
       
    84 void CMTPPictBridgeDpGetObjectInfo::ConstructL()
       
    85     {
       
    86 	__FLOG_OPEN(KMTPSubsystem, KComponent);
       
    87     iObjectInfoToBuildP = CMTPTypeObjectInfo::NewL();
       
    88     }
       
    89 
       
    90 /**
       
    91 Populate the object info dataset
       
    92 */      
       
    93 void CMTPPictBridgeDpGetObjectInfo::BuildObjectInfoL()  
       
    94     {
       
    95     __FLOG(_L8(">> CMTPPictBridgeDpGetObjectInfo::BuildObjectInfoL"));
       
    96     __ASSERT_DEBUG(iRequestChecker, Panic(EMTPPictBridgeDpRequestCheckNull));
       
    97 
       
    98     TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
       
    99 
       
   100     __FLOG_VA((_L8(" object handle 0x%x"), objectHandle));    
       
   101 
       
   102     //1. storage id
       
   103     TUint32 storageId(iFramework.StorageMgr().DefaultStorageId()); // we always use default storage for DPS
       
   104 
       
   105     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EStorageID, storageId); 
       
   106 
       
   107     //2. object format
       
   108     TUint16 format(EMTPFormatCodeScript); // we only handle DPS script
       
   109     iObjectInfoToBuildP->SetUint16L(CMTPTypeObjectInfo::EObjectFormat, format);
       
   110     __FLOG_VA((_L8(" format ok 0x%x"), format));   
       
   111 
       
   112     //3. protection status,
       
   113     TUint16 protection(EMTPProtectionNoProtection); // we do not care about protection
       
   114 
       
   115     iObjectInfoToBuildP->SetUint16L(CMTPTypeObjectInfo::EProtectionStatus, protection);
       
   116     __FLOG_VA((_L8(" protection(%d) ok"), protection));   
       
   117 
       
   118     //4. object compressed size
       
   119     // see SetFileSizeDateL
       
   120 
       
   121     //5. thumb format      
       
   122     iObjectInfoToBuildP->SetUint16L(CMTPTypeObjectInfo::EThumbFormat, 0);
       
   123     //6. thumb compressed size
       
   124     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EThumbCompressedSize, 0);
       
   125     //7. thumb pix width
       
   126     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EThumbPixWidth, 0);
       
   127     //8, thumb pix height
       
   128     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EThumbPixHeight, 0);
       
   129     //9. image pix width
       
   130     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EImagePixWidth, 0);
       
   131     //10. image pix height
       
   132     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EImagePixHeight, 0);
       
   133     //11. image bit depth
       
   134     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EImageBitDepth, 0);
       
   135    
       
   136     CMTPObjectMetaData* objectP = CMTPObjectMetaData::NewL();
       
   137     CleanupStack::PushL(objectP);
       
   138 
       
   139     iFramework.ObjectMgr().ObjectL(objectHandle, *objectP);
       
   140 
       
   141     //12. Parent object
       
   142     TUint32 parent(objectP->Uint(CMTPObjectMetaData::EParentHandle)); 
       
   143     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EParentObject, parent);
       
   144         
       
   145     //13 and 14. Association type and description
       
   146     TUint16 associationType(EMTPAssociationTypeUndefined);
       
   147     iObjectInfoToBuildP->SetUint16L(CMTPTypeObjectInfo::EAssociationType, associationType); 
       
   148     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EAssociationDescription, 0);
       
   149         
       
   150     //15. sequence number
       
   151     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::ESequenceNumber, 0);
       
   152     
       
   153     //16. file name
       
   154     //use the name without full path specification
       
   155     TParse parse;
       
   156     User::LeaveIfError( parse.Set(objectP->DesC(CMTPObjectMetaData::ESuid), NULL, NULL) );    
       
   157     iObjectInfoToBuildP->SetStringL(CMTPTypeObjectInfo::EFilename, parse.NameAndExt());
       
   158     
       
   159     //4, compressed size, 17 Date created, and 18 Date modified
       
   160     SetFileSizeDateL(objectP->DesC(CMTPObjectMetaData::ESuid), (objectHandle==iPictBridgeDP.PtpServer()->DeviceDiscoveryHandle())); 
       
   161     
       
   162     //18. keyword
       
   163     //empty keyword
       
   164     iObjectInfoToBuildP->SetStringL(CMTPTypeObjectInfo::EKeywords, KNullDesC);
       
   165     CleanupStack::PopAndDestroy(objectP);
       
   166     __FLOG(_L8("<< CMTPPictBridgeDpGetObjectInfo::BuildObjectInfoL"));
       
   167     }
       
   168 
       
   169 
       
   170 /**
       
   171 Set file properties
       
   172 */ 
       
   173 void CMTPPictBridgeDpGetObjectInfo::SetFileSizeDateL(const TDesC& aFileName, TBool aDiscoveryFile)
       
   174     {
       
   175     __FLOG_VA((_L16(">> CMTPPictBridgeDpGetObjectInfo::SetFileSizeDateL aDiscoveryFile %d %S"), aDiscoveryFile, &aFileName));
       
   176 
       
   177     // open the file for retrieving information
       
   178     RFile file;
       
   179     TInt size(0);
       
   180     TTime modifiedTime=0;
       
   181     
       
   182     if (!aDiscoveryFile)
       
   183         {
       
   184         User::LeaveIfError(file.Open(iFramework.Fs(), aFileName, EFileShareReadersOnly));
       
   185         CleanupClosePushL(file);
       
   186         
       
   187         //file size
       
   188         User::LeaveIfError(file.Size(size));
       
   189         
       
   190         //file modified time
       
   191         User::LeaveIfError(file.Modified(modifiedTime));
       
   192         }
       
   193     else
       
   194         {
       
   195         //file modified time
       
   196         modifiedTime.HomeTime();
       
   197         }
       
   198 
       
   199     //file size
       
   200     TUint32 fileSize=size;
       
   201     iObjectInfoToBuildP->SetUint32L(CMTPTypeObjectInfo::EObjectCompressedSize, fileSize);
       
   202     __FLOG_VA((_L8(" file size %d"), fileSize));   
       
   203 
       
   204     //file modified time
       
   205     const TInt KTimeStringLen=0x0f;// YYYYMMDDThhmmss(.s), we exclude tenths of seconds and use length 15, (MTP 1.0 spec, section 3.2.5)
       
   206     TBuf<KTimeStringLen> modifiedTimeBuffer;
       
   207     _LIT(KTimeFormat,"%Y%M%DT%H%M%T%S");
       
   208     modifiedTime.FormatL(modifiedTimeBuffer, KTimeFormat);
       
   209 
       
   210     CMTPTypeString* dateString = CMTPTypeString::NewLC(modifiedTimeBuffer);
       
   211     iObjectInfoToBuildP->SetStringL(CMTPTypeObjectInfo::EDateModified, dateString->StringChars());
       
   212     //file creation time, set it as the same as modified time, as Symbian does not support this field
       
   213     iObjectInfoToBuildP->SetStringL(CMTPTypeObjectInfo::EDateCreated, dateString->StringChars());   
       
   214     CleanupStack::PopAndDestroy(dateString);
       
   215     
       
   216     if (!aDiscoveryFile)
       
   217         {
       
   218         CleanupStack::PopAndDestroy(&file);
       
   219         }
       
   220     
       
   221     __FLOG_VA((_L16("<< CMTPPictBridgeDpGetObjectInfo::SetFileSizeDateL %S"),&modifiedTimeBuffer));
       
   222     }
       
   223