--- a/installationservices/refswinstallationplugin/source/sifrefpkgparser.cpp Tue Aug 31 15:21:33 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,349 +0,0 @@
-/*
-* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "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:
-* This file implements a package file parser for the Reference Installer.
-*
-*/
-
-
-#include "sifrefpkgparser.h"
-#include <f32file.h>
-#include "usiflog.h"
-#include <usif/usiferror.h>
-
-using namespace Usif;
-
-/**
-A set of helper functions for the parser.
-*/
-namespace
- {
- _LIT8(KTxtCRLF, "\r\n");
- _LIT8(KTxtLanguages, "Languages");
- _LIT8(KTxtComponentName, "ComponentName");
- _LIT8(KTxtComponentVendor, "ComponentVendor");
- _LIT8(KTxtComponentVersion, "ComponentVersion");
- _LIT8(KTxtFile, "File");
-
- /** Maximum length of a value string in a package file */
- const TInt KMaxValueLength = 0xFF;
-
- void SplitLineL(const TPtrC8& aLine, TPtrC8& aName, TPtrC8& aValue)
- {
- const TInt colon = aLine.Locate(':');
- if (colon == KErrNotFound)
- {
- DEBUG_PRINTF2(_L8("Missing colon in line: %S"), &aLine);
- User::Leave(KErrCorrupt);
- }
-
- aName.Set(aLine.Left(colon));
- aValue.Set(aLine.Mid(colon+1));
- }
-
- void SplitValuesL(const TPtrC8& aValues, RCHBufCArray& aValueArray)
- {
- TPtrC8 values(aValues);
- while (values.Size() > 0)
- {
- TInt quot = values.Locate('"');
- if (quot == KErrNotFound)
- {
- return;
- }
- values.Set(values.Mid(quot+1));
- quot = values.Locate('"');
- if (quot == KErrNotFound)
- {
- DEBUG_PRINTF2(_L8("Missing closing quotation mark in line: %S"), &aValues);
- User::Leave(KErrCorrupt);
- }
- TPtrC8 token(values.Left(quot));
-
- HBufC* value = HBufC::NewLC(KMaxValueLength);
- TPtr valPtr(value->Des());
- valPtr.Copy(token);
- aValueArray.AppendL(value);
- CleanupStack::Pop(value);
-
- values.Set(values.Mid(quot+1));
- }
- }
-
- void ParseComponentVersionL(const TPtrC8& aStringVersion, TVersion& aVersion)
- {
- // Check if already defined
- if (aVersion.iMajor || aVersion.iMinor || aVersion.iBuild)
- {
- DEBUG_PRINTF(_L8("Multiple definition of Component Version"));
- User::Leave(KErrCorrupt);
- }
-
- // Convert the major version number of Component Version
- TLex8 lex(aStringVersion);
- lex.SkipSpace();
- TInt err = lex.Val(aVersion.iMajor);
- if (err != KErrNone)
- {
- DEBUG_PRINTF(_L8("Failed parsing the major version number of Component Version"));
- User::LeaveIfError(err);
- }
- lex.Inc();
-
- // Convert the minor version number of Component Version
- err = lex.Val(aVersion.iMinor);
- if (err != KErrNone)
- {
- DEBUG_PRINTF(_L8("Failed parsing the minor version number of Component Version"));
- User::LeaveIfError(err);
- }
- lex.Inc();
-
- // Convert the build version number of Component Version
- err = lex.Val(aVersion.iBuild);
- if (err != KErrNone)
- {
- DEBUG_PRINTF(_L8("Failed parsing the build version number of Component Version"));
- User::LeaveIfError(err);
- }
- }
-
- TLanguage LanguageMapL(TDesC& aLanguage)
- {
- if (aLanguage == _L("EN"))
- {
- return ELangEnglish;
- }
- else if (aLanguage == _L("HU"))
- {
- return ELangHungarian;
- }
- else if (aLanguage == _L("PL"))
- {
- return ELangPolish;
- }
-
- DEBUG_PRINTF2(_L8("Language %S is not supported by this Reference Installer"), &aLanguage);
- User::Leave(KErrSifUnsupportedLanguage);
- return ELangNone;// Suppress warning
- }
- }
-
-CSifRefPkgParser* CSifRefPkgParser::NewL(const TDesC& aFileName)
- {
- CSifRefPkgParser* self = new (ELeave) CSifRefPkgParser;
- CleanupStack::PushL(self);
- self->ParseL(aFileName);
- CleanupStack::Pop(self);
- return self;
- }
-
-CSifRefPkgParser::CSifRefPkgParser(): iVersion(0, 0, 0)
- {
- }
-
-CSifRefPkgParser::~CSifRefPkgParser()
- {
- iLanguages.Close();
- iComponentNames.Close();
- iVendorNames.Close();
- iFiles.Close();
- }
-
-const RLanguageArray& CSifRefPkgParser::Languages() const
- {
- return iLanguages;
- }
-
-const RCHBufCArray& CSifRefPkgParser::ComponentNames() const
- {
- return iComponentNames;
- }
-
-const RCHBufCArray& CSifRefPkgParser::VendorNames() const
- {
- return iVendorNames;
- }
-
-const TVersion& CSifRefPkgParser::Version() const
- {
- return iVersion;
- }
-
-const RCHBufCArray& CSifRefPkgParser::Files() const
- {
- return iFiles;
- }
-
-void CSifRefPkgParser::ParseL(const TDesC& aFileName)
- {
- RFs fs;
- RFile file;
- User::LeaveIfError(fs.Connect());
- CleanupClosePushL(fs);
- TInt err = file.Open(fs, aFileName, EFileShareReadersOnly);
- if (err != KErrNone)
- {
- DEBUG_PRINTF3(_L8("Failed to open file: %S with error: %d"), &aFileName, err);
- User::Leave(err);
- }
- CleanupClosePushL(file);
-
- ParseL(file);
-
- CleanupStack::PopAndDestroy(2, &fs);
- }
-
-void CSifRefPkgParser::ParseL(RFile& aFileHandle)
- {
- // Read the file into the buffer
- TInt fileSize = 0;
- User::LeaveIfError(aFileHandle.Size(fileSize));
- HBufC8* buffer = HBufC8::NewLC(fileSize);
- TPtr8 bufPtr = buffer->Des();
- TInt err = aFileHandle.Read(bufPtr);
- if (err != KErrNone)
- {
- DEBUG_PRINTF2(_L8("Failed to read reference package file with err %d"), err);
- User::LeaveIfError(err);
- }
-
- // Iterate over the lines
- TPtrC8 lines(*buffer);
- const TInt crlfLen = TPtrC8(KTxtCRLF).Size();
- while (lines.Size() > 0)
- {
- // Find next line
- TPtrC8 line;
- const TInt crlfPos = lines.Find(KTxtCRLF);
- if (crlfPos != KErrNotFound)
- {
- line.Set(lines.Left(crlfPos));
- lines.Set(lines.Mid(crlfPos+crlfLen));
- }
- else
- {
- if (lines.Size() > 0)
- {
- line.Set(lines);
- lines.Set(TPtrC8());
- }
- }
-
- // Split the line into a pair of the name of a tag and its value
- TPtrC8 name, value;
- SplitLineL(line, name, value);
-
- // Hand over the pair to recognition
- LineHandlerL(name, value);
- }
- CleanupStack::PopAndDestroy(buffer);
-
- // Check whether the file we have just parsed wasn't corrupted
- CheckInvariantL();
- }
-
-void CSifRefPkgParser::LineHandlerL(const TPtrC8& aName, const TPtrC8& aValue)
- {
- if (aName == KTxtLanguages)
- {
- if (iLanguages.Count() > 0)
- {
- DEBUG_PRINTF(_L8("Multiple definition of languages"));
- User::Leave(KErrCorrupt);
- }
- RCHBufCArray languages;
- CleanupClosePushL(languages);
- SplitValuesL(aValue, languages);
- const TInt count = languages.Count();
- for (TInt i=0; i<count; ++i)
- {
- iLanguages.AppendL(LanguageMapL(*languages[i]));
- }
- CleanupStack::PopAndDestroy(&languages);
- }
- else if (aName == KTxtComponentName)
- {
- if (iComponentNames.Count() > 0)
- {
- DEBUG_PRINTF(_L8("Multiple definition of Component Name"));
- User::Leave(KErrCorrupt);
- }
- SplitValuesL(aValue, iComponentNames);
- }
- else if (aName == KTxtComponentVendor)
- {
- if (iVendorNames.Count() > 0)
- {
- DEBUG_PRINTF(_L8("Multiple definition of Component Vendor"));
- User::Leave(KErrCorrupt);
- }
- SplitValuesL(aValue, iVendorNames);
- }
- else if (aName == KTxtComponentVersion)
- {
- ParseComponentVersionL(aValue, iVersion);
- }
- else if (aName == KTxtFile)
- {
- HBufC* file = HBufC::NewLC(aValue.Size());
- TPtr fileBuf = file->Des();
- fileBuf.Copy(aValue);
- fileBuf.Trim();
- iFiles.AppendL(file);
- CleanupStack::Pop(file);
- }
- else
- {
- DEBUG_PRINTF2(_L8("Failed due to unrecognized token: %S"), &aName);
- User::Leave(KErrCorrupt);
- }
- }
-
-TInt CSifRefPkgParser::GetLanguageIndex(TLanguage aLanguage) const
- {
- const TInt count = iLanguages.Count();
- for (TInt i=0; i<count; ++i)
- {
- if (iLanguages[i] == aLanguage)
- {
- return i;
- }
- }
- return KErrNotFound;
- }
-
-void CSifRefPkgParser::CheckInvariantL() const
- {
- if (iVersion.iMajor == 0 && iVersion.iMinor == 0 && iVersion.iBuild == 0)
- {
- DEBUG_PRINTF(_L8("Version not specified!"));
- User::Leave(KErrCorrupt);
- }
- if (iLanguages.Count() == 0)
- {
- DEBUG_PRINTF(_L8("Language not specified!"));
- User::Leave(KErrCorrupt);
- }
- if (iLanguages.Count() != iComponentNames.Count())
- {
- DEBUG_PRINTF(_L8("The number of languages and component names don't match!"));
- User::Leave(KErrCorrupt);
- }
- if (iLanguages.Count() != iVendorNames.Count())
- {
- DEBUG_PRINTF(_L8("The number of languages and vendor names don't match!"));
- User::Leave(KErrCorrupt);
- }
- }