smsvn -> ssc-hg glue: rearrange directory structure

src/IniFile.cpp

@@ -0,0 +1,199 @@
+/* 
+http://en.wikipedia.org/wiki/INI_file
+ - names and values are trimmed on both sides
+ - semicolons start a comment line
+ - backslash followed by a newline doesn't break the line
+*/
+#include "global.h"
+#include "IniFile.h"
+#include "RageUtil.h"
+#include "RageLog.h"
+#include "RageFile.h"
+#include "Foreach.h"
+
+IniFile::IniFile(): XNode("IniFile")
+{
+}
+
+bool IniFile::ReadFile( const RString &sPath )
+{
+	m_sPath = sPath;
+	CHECKPOINT_M( ssprintf("Reading '%s'",m_sPath.c_str()) );
+
+	RageFile f;
+	if( !f.Open( m_sPath ) )
+	{
+		LOG->Trace( "Reading '%s' failed: %s", m_sPath.c_str(), f.GetError().c_str() );
+		m_sError = f.GetError();
+		return 0;
+	}
+
+	return ReadFile( f );
+}
+
+bool IniFile::ReadFile( RageFileBasic &f )
+{
+	RString keyname;
+	while( 1 )
+	{
+		RString line;
+		/* Read lines until we reach a line that doesn't end in a backslash */
+		while( true )
+		{
+			RString s;
+			switch( f.GetLine(s) )
+			{
+			case -1:
+				m_sError = f.GetError();
+				return false;
+			case 0:
+				return true; /* eof */
+			}
+
+			utf8_remove_bom( s );
+
+			line += s;
+
+			if( line.empty() || line[line.size()-1] != '\\' )
+				break;
+
+			line.erase( line.end()-1 );
+		}
+
+
+		if( line.size() == 0 )
+			continue;
+		if( line[0] == '#' )
+			continue; /* comment */
+		if( line.size() > 1 && line[0] == '/' && line[1] == '/' )
+			continue; /* comment */
+
+		if( line[0] == '[' && line[line.size()-1] == ']'  )
+		{
+			/* New section. */
+			keyname = line.substr(1, line.size()-2);
+		}
+		else
+		{
+			/* New value. */
+			size_t iEqualIndex = line.find("=");
+			if( iEqualIndex != string::npos )
+			{
+				RString valuename = line.Left( (int) iEqualIndex );
+				RString value = line.Right( line.size()-valuename.size()-1 );
+				Trim( valuename );
+				if( keyname.size() && valuename.size() )
+					SetValue( keyname, valuename, value );
+			}
+		}
+	}
+}
+
+bool IniFile::WriteFile( const RString &sPath ) const
+{
+	RageFile f;
+	if( !f.Open( sPath, RageFile::WRITE ) )
+	{
+		LOG->Warn( "Writing '%s' failed: %s", sPath.c_str(), f.GetError().c_str() );
+		m_sError = f.GetError();
+		return false;
+	}
+
+	bool bSuccess = IniFile::WriteFile( f );
+	int iFlush = f.Flush();
+	bSuccess &= (iFlush != -1);
+	return bSuccess;
+}
+
+bool IniFile::WriteFile( RageFileBasic &f ) const
+{
+	FOREACH_CONST_Child( this, pKey ) 
+	{
+		if( f.PutLine( ssprintf("[%s]", pKey->GetName().c_str()) ) == -1 )
+		{
+			m_sError = f.GetError();
+			return false;
+		}
+
+		FOREACH_CONST_Attr( pKey, pAttr )
+		{
+			const RString &sName = pAttr->first;
+			const RString &sValue = pAttr->second->GetValue<RString>();
+
+			// TODO: Are there esacpe rules for these?
+			DEBUG_ASSERT( sName.find('\n') == sName.npos );
+			DEBUG_ASSERT( sName.find('=') == sName.npos );
+
+			if( f.PutLine( ssprintf("%s=%s", sName.c_str(), sValue.c_str()) ) == -1 )
+			{
+				m_sError = f.GetError();
+				return false;
+			}
+		}
+
+		if( f.PutLine( "" ) == -1 )
+		{
+			m_sError = f.GetError();
+			return false;
+		}
+	}
+	return true;
+}
+
+bool IniFile::DeleteValue(const RString &keyname, const RString &valuename)
+{
+	XNode* pNode = GetChild( keyname );
+	if( pNode == NULL )
+		return false;
+	return pNode->RemoveAttr( valuename );
+}
+
+
+bool IniFile::DeleteKey(const RString &keyname)
+{
+	XNode* pNode = GetChild( keyname );
+	if( pNode == NULL )
+		return false;
+	return RemoveChild( pNode );
+}
+
+bool IniFile::RenameKey(const RString &from, const RString &to)
+{
+	/* If to already exists, do nothing. */
+	if( GetChild(to) != NULL )
+		return false;
+
+	XNode* pNode = GetChild( from );
+	if( pNode == NULL )
+		return false;
+
+	pNode->SetName( to );
+
+	return true;
+}
+
+
+/*
+ * (c) 2001-2004 Adam Clauss, Chris Danford
+ * All rights reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons to
+ * whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
+ * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
+ * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */