--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/telephonyserverplugins/simtsy/testconfigfileparser/src/testconfigfile.cpp Tue Aug 31 16:23:08 2010 +0300
@@ -0,0 +1,610 @@
+/*
+* Copyright (c) 2009 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:
+*
+*/
+#include "testconfigfileparser.h"
+#include <f32file.h>
+
+
+
+#ifndef EKA2
+GLDEF_C TInt E32Dll(TDllReason/* aReason*/)
+//
+// DLL entry point
+//
+ {
+ return (KErrNone);
+ }
+#endif
+
+
+EXPORT_C CTestConfig* CTestConfig::NewLC(RFs& aFs, const TDesC& aComponent, const TDesC& aScript)
+ {
+ CTestConfig* self = NewLC(aFs, aComponent);
+ self->ReadScriptL(aScript);
+ return self;
+ }
+
+EXPORT_C CTestConfig* CTestConfig::NewLC(RFs& aFs, const TDesC& aComponent)
+ {
+ CTestConfig* self = new (ELeave) CTestConfig(aFs);
+ CleanupStack::PushL(self);
+ self->ConstructL(aComponent);
+ return self;
+ }
+
+void CTestConfig::ConstructL(const TDesC& aComponent)
+ {
+ iComponent = aComponent.AllocL();
+ }
+
+CTestConfig::CTestConfig(RFs& aFs)
+: iFs(aFs)
+ {
+ }
+
+EXPORT_C CTestConfig::~CTestConfig()
+ {
+ iSections.ResetAndDestroy();
+ iSections.Close();
+ delete iComponent;
+ }
+
+EXPORT_C const CTestConfigSection* CTestConfig::Section(const TDesC8& aSectionName) const
+ {
+ const CTestConfigSection* section = NULL;
+ const TInt count = iSections.Count();
+
+ for (TInt i = 0; i < count; i++) //order important
+ {
+ if (iSections[i]->SectionName().CompareF(aSectionName) == 0)
+ {
+ section = iSections[i];
+ break;
+ }
+ }
+
+ return section;
+ }
+
+EXPORT_C CTestConfigSection* CTestConfig::Section(const TDesC8& aSectionName)
+ {
+ CTestConfigSection* section = NULL;
+ const TInt count = iSections.Count();
+
+ for (TInt i = 0; i < count; i++) //order important
+ {
+ if (iSections[i]->SectionName().CompareF(aSectionName) == 0)
+ {
+ section = iSections[i];
+ break;
+ }
+ }
+
+ return section;
+ }
+
+EXPORT_C const TDesC8& CTestConfig::ItemValue(const TDesC8& aSection, const TDesC8& aItem, const TDesC8& aDefault) const
+ {
+ const CTestConfigSection* section = Section(aSection);
+
+ if (section != NULL)
+ return section->ItemValue(aItem, aDefault);
+
+ return aDefault;
+ }
+
+EXPORT_C TInt CTestConfig::ItemValue(const TDesC8& aSection, const TDesC8& aItem, const TInt aDefault) const
+ {
+ TInt output = aDefault;
+ const CTestConfigSection* section = Section(aSection);
+
+ if (section != NULL)
+ {
+ output = section->ItemValue(aItem, aDefault);
+ }
+
+ return output;
+ }
+
+
+
+
+HBufC8* CTestConfig::ReadFileL(const TDesC& aFile) const
+ {
+ //Returns a HBufC8 with the contents of aFile
+ RFile file;
+ const TInt err = file.Open(iFs, aFile, EFileShareAny | EFileRead);
+
+ if (err != KErrNone)
+ {
+ TParse fileOut;
+ User::LeaveIfError(ResolveFile(iFs, *iComponent, aFile, fileOut));
+ User::LeaveIfError(file.Open(iFs, fileOut.FullName(), EFileShareAny | EFileRead));
+ }
+
+ CleanupClosePushL(file);
+
+ TInt size = 0;
+ User::LeaveIfError(file.Size(size));
+
+ HBufC8* contents = HBufC8::NewLC(size + 4);
+ TPtr8 contentsPtr(contents->Des());
+ User::LeaveIfError(file.Read(0, contentsPtr));
+
+ CleanupStack::Pop(contents);
+ CleanupStack::PopAndDestroy(&file);
+ return contents;
+ }
+
+EXPORT_C TInt CTestConfig::ResolveFile(RFs& aFs, const TDesC& aComponent, const TDesC& aFileName, TParse& aParseOut)
+ {
+ TFileName* savedPath = new TFileName;
+ TFileName* fileName = new TFileName;
+ if ((savedPath == NULL) || (fileName == NULL))
+ {
+ delete savedPath;
+ delete fileName;
+ return KErrNoMemory;
+ }
+
+ fileName->Append(KScriptPathSep);
+// fileName->Append(KSmsTestFileInputBase);
+// fileName->Append(KScriptPathSep);
+ fileName->Append(aComponent);
+ fileName->Append(KScriptPathSep);
+ fileName->Append(aFileName);
+
+ // file finder will look in the session drive first, then Y->A,Z
+ // so set session drive to Y (save old and restore it afterwards)
+ aFs.SessionPath(*savedPath);
+ _LIT(KTopDrive,"Y:\\");
+ aFs.SetSessionPath(KTopDrive);
+ TFindFile file_finder(aFs);
+ TInt err = file_finder.FindByDir(*fileName,KNullDesC);
+ if(err==KErrNone)
+ aParseOut.Set(file_finder.File(),NULL,NULL);
+ aFs.SetSessionPath(*savedPath);
+ delete savedPath;
+ delete fileName;
+ return(err);
+ }
+
+EXPORT_C void CTestConfig::ReadScriptL(const TDesC& aScript)
+ {
+ iSections.ResetAndDestroy();
+
+ CTestConfigSection* section = NULL;
+ CTestConfigItem* currentItem = NULL;
+ TInt currentItemStart = 0;
+ CTestConfigSection* sectionDefaults = NULL;
+
+ HBufC8* scriptContents = ReadFileL(aScript);
+ CleanupStack::PushL(scriptContents);
+
+ TLex8 input(*scriptContents);
+
+ while (!input.Eos())
+ {
+ input.SkipSpaceAndMark();
+ input.SkipCharacters();
+
+ if ( input.TokenLength() == 0) // if valid potential token
+ {
+ //end of the script file found
+ break;
+ }
+
+ const TPtrC8 token(input.MarkedToken());
+
+ if (token.CompareF(_L8("endscript")) == 0)
+ {
+ //end of the script file found
+ break;
+ }
+ else if (IsNewSection(*scriptContents, input))
+ {
+ ParseAndSetItemValueL(*scriptContents, input, currentItemStart, currentItem);
+
+ TInt mid = 1;
+ TInt len = token.Length() - 2;
+
+ const TPtrC8 sectionName(token.Mid(mid, len));
+
+ if (sectionDefaults != NULL)
+ section = CTestConfigSection::NewLC(sectionName, *sectionDefaults);
+ else
+ section = CTestConfigSection::NewLC(sectionName);
+
+ if (sectionDefaults == NULL && IsDefaultSection(section->SectionName()))
+ sectionDefaults = section;
+
+ User::LeaveIfError(iSections.Append(section));
+ CleanupStack::Pop(section);
+ }
+ else if (section != NULL)
+ {
+ TInt valueOffset;
+ TPtrC8 newItem;
+
+ if (IsNewComment(*scriptContents, input))
+ {
+ ParseAndSetItemValueL(*scriptContents, input, currentItemStart, currentItem);
+ __ASSERT_DEBUG(currentItem == NULL, User::Invariant());
+ SkipToNextLine(input);
+ }
+ else if (IsNewItem(*scriptContents, input, newItem, valueOffset))
+ {
+ ParseAndSetItemValueL(*scriptContents, input, currentItemStart, currentItem);
+ currentItemStart = input.MarkedOffset() + valueOffset;
+ currentItem = §ion->AddItemL(newItem, KNullDesC8);
+ }
+ }
+ }
+
+ ParseAndSetItemValueL(*scriptContents, input, currentItemStart, currentItem);
+ CleanupStack::PopAndDestroy(scriptContents);
+ }
+
+TBool CTestConfig::IsNewSection(const TDesC8& aSource, const TLex8& aInput) const
+/**
+ * Checks whether the current marked token in aInput starts with a '[' and ends with a ']',
+ * and checks that this token is at the start of a line.
+ *
+ * @returns Whether this is a new section in the script file
+ */
+ {
+ const TPtrC8 token(aInput.MarkedToken());
+ const TInt offset(aInput.MarkedOffset());
+
+ TBool ret = token.Length() > 2 && token.Find(KScriptSectionStart) == 0;
+ ret = ret && token.Find(KScriptSectionEnd) != KErrNotFound;
+
+ if (ret && offset > 0)
+ {
+ const TPtrC8 lastChar(aSource.Mid(offset-1, 1));
+ ret = ret && (lastChar == KScriptLF || lastChar == KScriptCR);
+ }
+
+ return ret;
+ }
+
+void CTestConfig::SkipToNextLine(TLex8& aInput) const
+ {
+ const TChar cr('\n');
+
+ while (!aInput.Eos() && aInput.Peek() != cr)
+ {
+ aInput.Inc();
+ }
+ }
+
+TBool CTestConfig::IsNewItem(const TDesC8& aSource, const TLex8& aLex, TPtrC8& aItem, TInt& aStartOfVal) const
+ {
+ TBool ret(EFalse);
+
+ if (IsAtStartOfNewLine(aSource, aLex, ETrue))
+ {
+ const TPtrC8 itemEnd(KScriptItemEnd);
+ const TInt itemEndLen(itemEnd.Length());
+
+ TPtrC8 token(aLex.MarkedToken());
+
+ //First check to see if this token contains '='
+ const TInt find = token.Find(itemEnd);
+ if (find > 0)
+ {
+ aStartOfVal = find + itemEndLen;
+ aItem.Set(token.Left(find));
+ ret = ETrue;
+ }
+ else
+ {
+ aItem.Set(token);
+ aStartOfVal = token.Length();
+
+ const TPtrC8 remain(aLex.Remainder());
+ TLex8 lex(remain);
+ //Check that the next token starts with and '='
+ lex.SkipSpaceAndMark();
+ lex.SkipCharacters();
+ token.Set(lex.MarkedToken());
+
+ if (token.Find(itemEnd) == 0)
+ {
+ aStartOfVal += lex.MarkedOffset() + itemEndLen;
+ ret = ETrue;
+ }
+ }
+ }
+
+ return ret;
+ }
+
+TBool CTestConfig::IsNewComment(const TDesC8& aSource, const TLex8& aLex) const
+ {
+ TBool ret(EFalse);
+
+ const TPtrC8 token(aLex.MarkedToken());
+ const TPtrC8 commentStart(KScriptCommentStart);
+ const TInt commentStartLen(commentStart.Length());
+ const TInt tokenLen(token.Length());
+
+ if (commentStartLen <= tokenLen && token.Left(commentStartLen).Compare(commentStart) == 0)
+ {
+ ret = IsAtStartOfNewLine(aSource, aLex, ETrue);
+ }
+
+ return ret;
+ }
+
+TBool CTestConfig::IsAtStartOfNewLine(const TDesC8& aSource, const TLex8& aLex, TBool aIgnoreSpaces) const
+ {
+ TInt offset(aLex.MarkedOffset());
+ __ASSERT_ALWAYS(offset != 0, User::Invariant());
+
+ TChar ch = NULL;
+
+ if (aIgnoreSpaces)
+ {
+ while (offset--)
+ {
+ ch = aSource[offset];
+ if (ch == KScriptLFChar || ch == KScriptCRChar || !ch.IsSpace())
+ break;
+ }
+ }
+ else
+ ch = aSource[offset-1];
+
+ TBool ret(EFalse);
+
+ if (offset <= 0)
+ ret = ETrue;
+ else
+ ret = (ch == KScriptLFChar || ch == KScriptCRChar);
+
+ return ret;
+ }
+
+TBool CTestConfig::IsDefaultSection(const TDesC8& aSectionName) const
+ {
+ TBool retVal = (aSectionName.CompareF(KScriptDefaults) == 0);
+ retVal = retVal || (aSectionName.CompareF(KScriptDefault1) == 0);
+ return retVal;
+ }
+
+TPtrC8 CTestConfig::ParseValue(const TDesC8& aText, const TLex8& aInput, TInt aCurrentItemStart) const
+ {
+ const TInt mid = aCurrentItemStart;
+ const TInt len = aInput.MarkedOffset() - mid;
+ TPtrC8 ret(KNullDesC8);
+
+ if (len > 0)
+ ret.Set(aText.Mid(mid, len));
+
+ return ret;
+ }
+
+void CTestConfig::ParseAndSetItemValueL(const TDesC8& aText, const TLex8& aInput, TInt aCurrentItemStart, CTestConfigItem*& arCurrentItem)
+ {
+ if (arCurrentItem)
+ {
+ delete arCurrentItem->iValue;
+ arCurrentItem->iValue = NULL;
+
+ TPtrC8 val(ParseValue(aText, aInput, aCurrentItemStart));
+ arCurrentItem->iValue = ReplaceLC(KScriptCRLF, KScriptLF, val);
+ arCurrentItem->iValue->Des().Trim();
+ CleanupStack::Pop(arCurrentItem->iValue);
+
+ if (arCurrentItem->Item().CompareF(KScriptDefaults) == 0)
+ {
+ TName filename;
+ filename.Copy(arCurrentItem->Value());
+ CopyInDefaultsL(arCurrentItem->iParent, filename);
+ }
+ }
+
+ arCurrentItem = NULL;
+ }
+
+void CTestConfig::CopyInDefaultsL(CTestConfigSection& aSection, const TDesC& aDefaultFile)
+ {
+ CTestConfig* file = CTestConfig::NewLC(iFs, aDefaultFile);
+
+ TInt count = file->Sections().Count();
+
+ if (count > 0)
+ {
+ const CTestConfigSection& def = (*file)[0];
+ aSection.SetDefaultsL(def);
+ }
+
+ CleanupStack::PopAndDestroy(file);
+ }
+
+EXPORT_C TInt CTestConfig::CountElements(const TDesC8& aInput, TChar aDelimiter)
+ {
+ TInt pos = aInput.Length();
+ TInt count = 1;
+
+ while (pos--)
+ {
+ if (TChar(aInput[pos]) == aDelimiter)
+ count++;
+ }
+
+ return count;
+ }
+
+EXPORT_C TInt CTestConfig::GetElement(const TDesC8& aInput, TChar aDelimiter, TInt aIndex, TInt& aOutput)
+ {
+ aOutput = 0;
+ TPtrC8 string;
+ TInt err = GetElement(aInput, aDelimiter, aIndex, string, ETrue);
+
+ if (err == KErrNone)
+ {
+ TLex8 number(string);
+ err = number.Val(aOutput);
+ }
+
+ return err;
+ }
+
+EXPORT_C TInt CTestConfig::GetElement(const TDesC8& aInput, TChar aDelimiter, TInt aIndex, TPtrC8& aOutput, TBool aTrimOutput)
+ {
+ TLex8 input(aInput);
+ TInt err = KErrNone;
+ TPtrC8 ptr;
+
+ for (TInt i = 0; i <= aIndex && err == KErrNone; i++)
+ {
+ err = GetNextElement(input, aDelimiter, ptr);
+ }
+
+ if (err == KErrNone)
+ {
+ if (aTrimOutput)
+ aOutput.Set(Trim(ptr));
+ else
+ aOutput.Set(ptr);
+ }
+ else
+ {
+ const TInt count = CountElements(aInput, aDelimiter);
+ const TInt len = aInput.Length();
+
+ if (len != 0 && count - 1 == aIndex && TChar(aInput[len-1]) == aDelimiter)
+ {
+ aOutput.Set(KNullDesC8);
+ err = KErrNone;
+ }
+ }
+
+ return err;
+ }
+
+EXPORT_C TPtrC8 CTestConfig::Trim(const TDesC8& aInput)
+ {
+ const TPtrC8 ptr(TrimLeft(aInput));
+ return TrimRight(ptr);
+ }
+
+EXPORT_C TPtrC8 CTestConfig::TrimRight(const TDesC8& aInput)
+ {
+ const TText8* first = aInput.Ptr(); // pointer to first char
+ const TText8* last = first + aInput.Length() - 1; // pointer to last char
+ while (last >= first && TChar(*last).IsSpace()) last--; // trim the right
+ return TPtrC8(first, last + 1 - first); // return the result
+ }
+
+EXPORT_C TPtrC8 CTestConfig::TrimLeft(const TDesC8& aInput)
+ {
+ const TText8* first = aInput.Ptr(); // pointer to first char
+ const TText8* last = first + aInput.Length() - 1; // pointer to last char
+ while (first < last && TChar(*first).IsSpace()) first++; // trim the left
+ return TPtrC8(first, last + 1 - first); // return the result
+ }
+
+
+TInt CTestConfig::GetNextElement(TLex8& aInput, TChar aDelimiter, TPtrC8& aOutput)
+ {
+ if (aInput.Eos())
+ return KErrNotFound;
+
+ //Get to the start of the descriptor
+ while (!aInput.Eos() && aInput.Peek() != aDelimiter)
+ aInput.Inc();
+
+ aOutput.Set(aInput.MarkedToken());
+ if (!aInput.Eos())
+ aInput.SkipAndMark(1);
+
+ return KErrNone;
+ }
+
+/*EXPORT_C void CTestConfig::ReplaceL(const TDesC8& aOld, const TDesC8& aNew, HBufC*& rString)
+ {
+ HBufC* repl = ReplaceLC(aOld, aNew, *rString);
+ CleanupStack::Pop(repl);
+ rString = repl;
+ }*/
+
+EXPORT_C HBufC8* CTestConfig::ReplaceLC(const TDesC8& aOld, const TDesC8& aNew, const TDesC8& aOldString)
+ {
+ HBufC8* rString = aOldString.AllocLC();
+ TInt oldLen = aOld.Length();
+ TInt newLen = aNew.Length();
+
+ if (!oldLen)
+ return rString;
+
+ for (TInt pos = 0; pos < rString->Length(); pos += newLen)
+ {
+ TPtrC8 ptrC = rString->Mid(pos);
+ TInt find = ptrC.Find(aOld);
+
+ if (find == KErrNotFound)
+ return rString;
+
+ pos += find;
+
+ if (newLen > oldLen)
+ {
+ rString = rString->ReAllocL(rString->Length() + newLen - oldLen);
+ CleanupStack::Pop();
+ CleanupStack::PushL(rString);
+ }
+
+ TPtr8 ptr(rString->Des());
+ ptr.Replace(pos, oldLen, aNew);
+ }
+
+ return rString;
+ }
+
+
+EXPORT_C void CTestConfig::WriteFileL(const TDesC& aFileName)
+ {
+ RFile file;
+ User::LeaveIfError(file.Replace(iFs, aFileName, EFileShareAny | EFileWrite));
+ CleanupClosePushL(file);
+
+ const TInt count = iSections.Count();
+
+ for (TInt i=0; i < count; i++)
+ iSections[i]->WriteL(file);
+
+ User::LeaveIfError(file.Flush());
+ CleanupStack::PopAndDestroy(); //file
+ }
+
+EXPORT_C TBool CTestConfig::operator==(const CTestConfig& aFile) const
+ {
+ TInt count = iSections.Count();
+ if (count != aFile.Sections().Count())
+ return EFalse;
+
+ TBool retVal = ETrue;
+
+ while (count-- && retVal)
+ {
+ retVal = retVal && (*iSections[count] == aFile[count]);
+ }
+
+ return retVal;
+ }