applayerprotocols/httptransportfw/Test/t_utils/ScriptFile.cpp
changeset 0 b16258d2340f
child 19 c0c2f28ace9c
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-1:000000000000 0:b16258d2340f
       
     1 // Copyright (c) 2001-2009 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 #include "TestScripts.h"
       
    17 #include "httptestutils.h"
       
    18 
       
    19 EXPORT_C CScriptFile* CScriptFile::NewL(CHTTPTestUtils& aTestUtils, const TDesC& aComponent, const TDesC& aScript)
       
    20 	{
       
    21 	CScriptFile* self = NewLC(aTestUtils, aComponent, aScript);
       
    22 	CleanupStack::Pop();
       
    23 	return self;
       
    24 	}
       
    25 
       
    26 EXPORT_C CScriptFile* CScriptFile::NewLC(CHTTPTestUtils& aTestUtils, const TDesC& aComponent, const TDesC& aScript)
       
    27 	{
       
    28 	CScriptFile* self = NewLC(aTestUtils, aComponent);
       
    29 	self->ReadScriptL(aScript);
       
    30 	return self;
       
    31 	}
       
    32 
       
    33 EXPORT_C CScriptFile* CScriptFile::NewL(CHTTPTestUtils& aTestUtils, const TDesC& aComponent)
       
    34 	{
       
    35 	CScriptFile* self = NewLC(aTestUtils, aComponent);
       
    36 	CleanupStack::Pop();
       
    37 	return self;
       
    38 	}
       
    39 
       
    40 EXPORT_C CScriptFile* CScriptFile::NewLC(CHTTPTestUtils& aTestUtils, const TDesC& aComponent)
       
    41 	{
       
    42 	CScriptFile* self = new (ELeave) CScriptFile(aTestUtils);
       
    43 	CleanupStack::PushL(self);
       
    44 	self->ConstructL(aComponent);
       
    45 	return self;
       
    46 	}
       
    47 
       
    48 void CScriptFile::ConstructL(const TDesC& aComponent)
       
    49 	{
       
    50 	iSections = new (ELeave) CArrayPtrFlat<CScriptSection>(10);
       
    51 	iComponent = aComponent.AllocL();
       
    52 	}
       
    53 
       
    54 CScriptFile::CScriptFile(CHTTPTestUtils& aTestUtils)
       
    55 : iTestUtils(aTestUtils)
       
    56 	{
       
    57 	}
       
    58 
       
    59 EXPORT_C CScriptFile::~CScriptFile()
       
    60 	{
       
    61 	if (iSections)
       
    62 		{
       
    63 		iSections->ResetAndDestroy();
       
    64 		delete iSections;
       
    65 		}
       
    66 
       
    67 	delete iComponent;
       
    68 	}
       
    69 
       
    70 CScriptSection* CScriptFile::Section(const TDesC& aSectionName)
       
    71 	{
       
    72 	CScriptSection* section = iLastSection;
       
    73 
       
    74 	if (!iLastSection || iLastSection->SectionName().CompareF(aSectionName) != 0)
       
    75 		{
       
    76 		const TInt count = iSections->Count();
       
    77 		
       
    78 		for (TInt i = 0; i < count; i++) //order important
       
    79 			{
       
    80 			section = iSections->At(i);
       
    81 			iLastSection = section;
       
    82 
       
    83 			if (iLastSection->SectionName().CompareF(aSectionName) == 0)
       
    84 				{
       
    85 				break;
       
    86 				}
       
    87 			else
       
    88 				{
       
    89 				section = NULL;
       
    90 				}
       
    91 			}
       
    92 		}
       
    93 
       
    94 	return section;
       
    95 	}
       
    96 
       
    97 EXPORT_C const TDesC& CScriptFile::ItemValue(const TDesC& aSection, const TDesC& aItem, const TDesC& aDefault)
       
    98 	{
       
    99 	CScriptSection* section = Section(aSection);
       
   100 
       
   101 	if (section != NULL)
       
   102 		return section->ItemValue(aItem, aDefault);
       
   103 
       
   104 	return aDefault;
       
   105 	}
       
   106 
       
   107 EXPORT_C TInt CScriptFile::ItemValue(const TDesC& aSection, const TDesC& aItem, const TInt aDefault)
       
   108 	{
       
   109 	TInt output = aDefault;
       
   110 	CScriptSection* section = Section(aSection);
       
   111 
       
   112 	if (section != NULL)
       
   113 		{
       
   114 		output = section->ItemValue(aItem, aDefault);
       
   115 		}
       
   116 
       
   117 	return output;
       
   118 	}
       
   119 		
       
   120 EXPORT_C HBufC* CScriptFile::ItemValueLC(CHTTPTestUtils& aTestUtils, const TDesC& aComponent, const TDesC& aScript, const TDesC& aSection, const TDesC& aItem, const TDesC& aDefault)
       
   121 	{
       
   122 	CScriptFile* self = NewLC(aTestUtils, aComponent, aScript);
       
   123 	TPtrC output(self->ItemValue(aSection, aItem, aDefault));
       
   124 	HBufC* buf = output.AllocL();
       
   125 	CleanupStack::PopAndDestroy(self);
       
   126 	CleanupStack::PushL(buf);
       
   127 	return buf;
       
   128 	}
       
   129 
       
   130 EXPORT_C TInt CScriptFile::ItemValueL(CHTTPTestUtils& aTestUtils, const TDesC& aComponent, const TDesC& aScript, const TDesC& aSection, const TDesC& aItem, const TInt aDefault)
       
   131 	{
       
   132 	CScriptFile* self = NewLC(aTestUtils, aComponent, aScript);
       
   133 	TInt output = self->ItemValue(aSection, aItem, aDefault);
       
   134 	CleanupStack::PopAndDestroy(self);
       
   135 	return output;
       
   136 	}
       
   137 
       
   138 HBufC8* CScriptFile::ReadFileL(const TDesC& aFile) const
       
   139 	{
       
   140 	HBufC8* ret = iTestUtils.ReadFileLC(aFile);
       
   141 	CleanupStack::Pop(ret);
       
   142 	return ret;
       
   143 	}
       
   144 
       
   145 HBufC* CScriptFile::ReadFileLC(const TDesC& aScript) const
       
   146 	{
       
   147 	HBufC8* file = NULL;
       
   148 
       
   149 	TRAPD(err, file = ReadFileL(aScript));
       
   150 
       
   151 	if (err)
       
   152 		{
       
   153 		TParse fileOut;
       
   154 		err = iTestUtils.ResolveFile(*iComponent, aScript, fileOut);
       
   155 
       
   156 		if (err)
       
   157 			{
       
   158 			iTestUtils.Test().Printf(_L("Cannot read file %S. Error=%d"), &aScript, err);
       
   159 			User::Leave(err);
       
   160 			}
       
   161 
       
   162 		file = ReadFileL(fileOut.FullName());
       
   163 		}
       
   164 
       
   165 	CleanupStack::PushL(file);
       
   166 
       
   167 	HBufC* buf = HBufC::NewL(file->Length());
       
   168 	buf->Des().Copy(*file);
       
   169 	CleanupStack::PopAndDestroy(file);
       
   170 	CleanupStack::PushL(buf);
       
   171 	return buf;
       
   172 	}
       
   173 
       
   174 EXPORT_C void CScriptFile::ReadScriptL(const TDesC& aScript)
       
   175 	{
       
   176 	iSections->ResetAndDestroy();
       
   177 	ParseScriptSectionsL(aScript, KErrNotFound);
       
   178 	}
       
   179 
       
   180 void CScriptFile::ParseEmbeddedScriptsL(CScriptSection& aSection, TInt aInsertIndex)
       
   181 	{
       
   182 	// This must be a Script section
       
   183 	__ASSERT_DEBUG(aSection.SectionName().CompareF(KScriptsSection)==0, User::Invariant());
       
   184 	
       
   185 	// Loop through the script section and load and parse each script file in reverse
       
   186 	// order so that the sections are inserted in the correct order
       
   187 	TInt scriptCount = aSection.Items().Count();
       
   188 	for(TInt ii=scriptCount-1; ii>=0; --ii)
       
   189 		{
       
   190 		CScriptSectionItem& item = aSection.Item(ii);
       
   191 		
       
   192 		// Sometimes comments are included as part of the value. We need to include
       
   193 		// some simple parsing here to extract just the filename from the value
       
   194 		// by just including the text upto a '\n' or ' ' characters.
       
   195 		TPtrC fileName(item.Value());
       
   196 		TInt locateWhiteSpace = fileName.LocateF('\n');
       
   197 		if(locateWhiteSpace>0)
       
   198 			fileName.Set(fileName.Left(locateWhiteSpace));
       
   199 			
       
   200 		locateWhiteSpace = fileName.LocateF(' ');
       
   201 		if(locateWhiteSpace>0)
       
   202 		fileName.Set(fileName.Left(locateWhiteSpace));
       
   203 		
       
   204 		ParseScriptSectionsL(fileName, aInsertIndex);
       
   205 		}
       
   206 	}
       
   207 
       
   208 void CScriptFile::ParseScriptSectionsL(const TDesC& aScript, TInt aInsertIndex)
       
   209 	{
       
   210 	iLastSection = NULL;
       
   211 
       
   212 	CScriptSection* section = NULL;
       
   213 	CScriptSectionItem* currentItem = NULL;
       
   214 	TInt currentItemStart = 0;
       
   215 	CScriptSection* sectionAll = NULL;
       
   216 	RArray<TInt> sectionIndexArray;
       
   217 	CleanupClosePushL(sectionIndexArray);
       
   218 	TInt indexIncrement = 0;		
       
   219 	HBufC* scriptContents = ReadFileLC(aScript);
       
   220 
       
   221 	TLex input(*scriptContents);
       
   222 
       
   223 	while (!input.Eos())
       
   224 		{
       
   225 	    input.SkipSpaceAndMark();
       
   226 
       
   227 		input.SkipCharacters();
       
   228 		if ( input.TokenLength() == 0 )    // if valid potential token
       
   229 			{
       
   230 			break;
       
   231 			}
       
   232 
       
   233 		TPtrC token = input.MarkedToken();
       
   234 
       
   235 		if (token.CompareF(_L("endscript")) == 0)
       
   236 			{
       
   237 			break;
       
   238 			}
       
   239 		else if (token.FindF(KScriptSectionStart) == 0 && token.Length() > 2)
       
   240 			{
       
   241 			ParseAndSetItemValueL(*scriptContents, input, currentItemStart, currentItem);
       
   242 
       
   243 			TInt mid = 1;
       
   244 			TInt len = token.Length() - 2;
       
   245 
       
   246 			if (sectionAll)
       
   247 				section = CScriptSection::NewLC(token.Mid(mid, len), *sectionAll);
       
   248 			else
       
   249 				section = CScriptSection::NewLC(token.Mid(mid, len));
       
   250 
       
   251 			if (!sectionAll && section->SectionName().CompareF(_L("All")) == 0)
       
   252 				sectionAll = section;
       
   253 			
       
   254 			// We have a Scripts section, store its index as we need to track where
       
   255 			// it occured so that the scripts can be added in the same location
       
   256 			// after the current file has parsed
       
   257 			if (section->SectionName().CompareF(KScriptsSection) == 0)
       
   258 				{
       
   259 				if(aInsertIndex==KErrNotFound)
       
   260 					{
       
   261 					// Not an embedded script, simple store its index
       
   262 					TInt currectSectionsCount = iSections->Count();
       
   263 					sectionIndexArray.Append(currectSectionsCount);
       
   264 					}
       
   265 				else
       
   266 					{
       
   267 					// An embedded script, calculate the index it should be inserted at
       
   268 					TInt currectSectionsCount = indexIncrement+aInsertIndex;
       
   269 					sectionIndexArray.Append(currectSectionsCount);
       
   270 					}
       
   271 				}
       
   272 			
       
   273 			// Check if the section needs to be inserted at a particular location
       
   274 			if(aInsertIndex==KErrNotFound)
       
   275 				iSections->AppendL(section);
       
   276 			else
       
   277 				iSections->InsertL(aInsertIndex + indexIncrement++, section);
       
   278 				
       
   279 			CleanupStack::Pop(section);
       
   280 			}
       
   281 		else if (section)
       
   282 			{
       
   283 			TPtrC itemEnd(KScriptItemEnd);
       
   284 
       
   285 			if (itemEnd.Length() < token.Length() && token.Right(itemEnd.Length()).CompareF(itemEnd) == 0)
       
   286 				{
       
   287 				FoundNewItemL(*scriptContents, input, currentItemStart, *section, currentItem);
       
   288 				}
       
   289 			}
       
   290 		}
       
   291 
       
   292 	ParseAndSetItemValueL(*scriptContents, input, currentItemStart, currentItem);
       
   293 	CleanupStack::PopAndDestroy(scriptContents);
       
   294 	
       
   295 	// We have been tracking where the script sections have been inserted so we
       
   296 	// want to load the sections from the embedded script file and insert them
       
   297 	// at the same point. This must be done in reverse order so that the index
       
   298 	// values of script sections before the current one is maintained.
       
   299 	TInt scriptSectionsCount = sectionIndexArray.Count();
       
   300 	for( TInt ii=scriptSectionsCount-1; ii>=0; --ii)
       
   301 		{
       
   302 		TInt indexOfScriptSection = sectionIndexArray[ii];
       
   303 		ParseEmbeddedScriptsL(*(iSections->At(indexOfScriptSection)), indexOfScriptSection);
       
   304 		}
       
   305 	CleanupStack::PopAndDestroy(&sectionIndexArray);
       
   306 	}
       
   307 
       
   308 TPtrC CScriptFile::ParseValue(const TDesC& aText, const TLex& aInput, TInt aCurrentItemStart) const
       
   309 	{
       
   310 	TInt mid = aCurrentItemStart;
       
   311 	TInt len = aInput.MarkedOffset() - mid;
       
   312 	TPtrC ret(KNullDesC);
       
   313 
       
   314 	if (len > 0)
       
   315 		ret.Set(aText.Mid(mid, len));
       
   316 
       
   317 	return ret;
       
   318 	}
       
   319 
       
   320 void CScriptFile::ParseAndSetItemValueL(const TDesC& aText, const TLex& aInput, TInt aCurrentItemStart, CScriptSectionItem*& arCurrentItem)
       
   321 	{
       
   322 	if (arCurrentItem)
       
   323 		{
       
   324 		delete arCurrentItem->iValue;
       
   325 		arCurrentItem->iValue = NULL;
       
   326 		arCurrentItem->iValue = ParseValue(aText, aInput, aCurrentItemStart).AllocL();
       
   327 		arCurrentItem->iValue->Des().Trim();
       
   328 		ReplaceL(KScriptCRLF, KScriptLF, arCurrentItem->iValue);
       
   329 
       
   330 		if (arCurrentItem->Item().CompareF(KDefaults) == 0)
       
   331 			{
       
   332 			CopyInDefaultsL(arCurrentItem->iParent, arCurrentItem->Value());
       
   333 			}
       
   334 		}
       
   335 
       
   336 	arCurrentItem = NULL;
       
   337 	}
       
   338 
       
   339 void CScriptFile::FoundNewItemL(const TDesC& aText, TLex& arInput, TInt& arCurrentItemStart, CScriptSection& aSection, CScriptSectionItem*& arCurrentItem)
       
   340 	{
       
   341 	TPtrC token = arInput.MarkedToken();
       
   342 
       
   343 	ParseAndSetItemValueL(aText, arInput, arCurrentItemStart, arCurrentItem);
       
   344 
       
   345 	arInput.SkipSpaceAndMark();
       
   346 	arCurrentItemStart = arInput.Offset();
       
   347 
       
   348 	TPtrC itemEnd(KScriptItemEnd);
       
   349 	const TInt length = token.Length() - itemEnd.Length();
       
   350 	arCurrentItem = &aSection.ReplaceItemL(token.Left(length), KNullDesC);
       
   351 	}
       
   352 
       
   353 void CScriptFile::CopyInDefaultsL(CScriptSection& aSection, const TDesC& aDefaultFile)
       
   354 	{
       
   355 	CScriptFile* file = CScriptFile::NewLC(iTestUtils, *iComponent, aDefaultFile);
       
   356 
       
   357 	TInt count = file->Sections().Count();
       
   358 
       
   359 	if (count > 0)
       
   360 		{
       
   361 		CScriptSection& def = *file->Sections()[0];
       
   362 		aSection.SetDefaultsL(def);
       
   363 		}
       
   364 	CleanupStack::PopAndDestroy(file);
       
   365 	}
       
   366 
       
   367 EXPORT_C TInt CScriptFile::GetNextWord(TLex& aInput, TChar aDelimiter, TInt& aOutput)
       
   368 	{
       
   369 	aOutput = 0;
       
   370 	TPtrC string;
       
   371 	TInt err = GetNextWord(aInput, aDelimiter, string);
       
   372 
       
   373 	if (!err)
       
   374 		{
       
   375 		TLex number(string);
       
   376 		err = number.Val(aOutput);
       
   377 		}
       
   378 
       
   379 	return err;
       
   380 	}
       
   381 
       
   382 EXPORT_C TInt CScriptFile::GetNextWord(TLex& aInput, TChar aDelimiter, TPtrC& aOutput)
       
   383 	{
       
   384 	//Get to the start of the descriptor
       
   385 	while (!aInput.Peek().IsAlphaDigit() && aInput.Peek() != '+' && !aInput.Eos() && aInput.Peek() != aDelimiter)
       
   386 		aInput.Inc();
       
   387 
       
   388 	if (aInput.Eos())
       
   389 		return KErrNotFound;
       
   390 
       
   391 	aInput.Mark();
       
   392 
       
   393 	while (aInput.Peek() != aDelimiter && !aInput.Eos())
       
   394 		aInput.Inc();
       
   395 
       
   396 	aOutput.Set(aInput.MarkedToken());
       
   397 
       
   398 	if (!aInput.Eos())
       
   399 		aInput.SkipAndMark(1);
       
   400 
       
   401 	return KErrNone;
       
   402 	}
       
   403 
       
   404 EXPORT_C void CScriptFile::ReplaceL(const TDesC& aOld, const TDesC& aNew, HBufC*& rString)
       
   405 	{
       
   406 	HBufC* repl = ReplaceLC(aOld, aNew, *rString);
       
   407 	CleanupStack::Pop(repl);
       
   408 	delete rString;
       
   409 	rString = repl;
       
   410 	}
       
   411 
       
   412 EXPORT_C HBufC* CScriptFile::ReplaceLC(const TDesC& aOld, const TDesC& aNew, const TDesC& aOldString)
       
   413 	{
       
   414 	HBufC* rString = aOldString.AllocLC();
       
   415 	TInt oldLen = aOld.Length();
       
   416 	TInt newLen = aNew.Length();
       
   417 
       
   418 	if (!oldLen)
       
   419 		return rString;
       
   420 
       
   421 	for (TInt pos = 0; pos < rString->Length(); pos += newLen)
       
   422 		{
       
   423 		TPtrC ptrC = rString->Mid(pos);
       
   424 		TInt find = ptrC.Find(aOld);
       
   425 
       
   426 		if (find == KErrNotFound)
       
   427 			return rString;
       
   428 	
       
   429 		pos += find;
       
   430 
       
   431 		if (newLen > oldLen)
       
   432 			{
       
   433 			rString = rString->ReAllocL(rString->Length() + newLen - oldLen);
       
   434 			CleanupStack::Pop();
       
   435 			CleanupStack::PushL(rString);
       
   436 			}
       
   437 
       
   438 		TPtr ptr(rString->Des());
       
   439 		ptr.Replace(pos, oldLen, aNew);
       
   440 		}
       
   441 
       
   442 	return rString;
       
   443 	}
       
   444