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Show message when a Profile load fails so that the player doesn't accidentally save over their possibly-good data.

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Save a copy of Stats.xml to the memory card after a successful load.  I have seen one instance where the digital signature on save is bogus, and there's no way for the player to recover their data.
Update Stats.xsl text help text.
This commit is contained in:
Chris Danford
2004-10-06 08:39:38 +00:00
parent 12c21c302c
commit ebb9e730a4
6 changed files with 128 additions and 77 deletions
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stepmania/src/Profile.cpp
+77 -70
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@@ -575,81 +575,81 @@ bool Profile::LoadAllFromDir( CString sDir, bool bRequireSignature )
InitAll();
// Not critical if this fails
LoadEditableDataFromDir( sDir );
// Read stats.xml
FOR_ONCE
// Check for the existance of stats.xml
CString fn = sDir + STATS_XML;
if( !IsAFile(fn) )
return true; // This is a common case and not a load error, so return success.
//
// Don't unreasonably large stats.xml files.
//
if( !IsMachine() ) // only check stats coming from the player
{
CString fn = sDir + STATS_XML;
if( !IsAFile(fn) )
break;
//
// Don't unreasonably large stats.xml files.
//
if( !IsMachine() ) // only check stats coming from the player
int iBytes = FILEMAN->GetFileSizeInBytes( fn );
if( iBytes > MAX_PLAYER_STATS_XML_SIZE_BYTES )
{
int iBytes = FILEMAN->GetFileSizeInBytes( fn );
if( iBytes > MAX_PLAYER_STATS_XML_SIZE_BYTES )
{
LOG->Warn( "The file '%s' is unreasonably large. It won't be loaded.", fn.c_str() );
break;
}
LOG->Warn( "The file '%s' is unreasonably large. It won't be loaded.", fn.c_str() );
return false; // error
}
}
if( bRequireSignature )
if( bRequireSignature )
{
CString sStatsXmlSigFile = fn+SIGNATURE_APPEND;
CString sDontShareFile = sDir + DONT_SHARE_SIG;
LOG->Trace( "Verifying don't share signature" );
// verify the stats.xml signature with the "don't share" file
if( !CryptManager::VerifyFileWithFile(sStatsXmlSigFile, sDontShareFile) )
{
CString sStatsXmlSigFile = fn+SIGNATURE_APPEND;
CString sDontShareFile = sDir + DONT_SHARE_SIG;
LOG->Trace( "Verifying don't share signature" );
// verify the stats.xml signature with the "don't share" file
if( !CryptManager::VerifyFileWithFile(sStatsXmlSigFile, sDontShareFile) )
{
LOG->Warn( "The don't share check for '%s' failed. Data will be ignored.", sStatsXmlSigFile.c_str() );
break;
}
LOG->Trace( "Done." );
// verify stats.xml
LOG->Trace( "Verifying stats.xml signature" );
if( !CryptManager::VerifyFileWithFile(fn, sStatsXmlSigFile) )
{
LOG->Warn( "The signature check for '%s' failed. Data will be ignored.", fn.c_str() );
break;
}
LOG->Trace( "Done." );
}
LOG->Trace( "Loading %s", fn.c_str() );
XNode xml;
if( !xml.LoadFromFile( fn ) )
{
LOG->Warn( "Couldn't open file '%s' for reading.", fn.c_str() );
break;
LOG->Warn( "The don't share check for '%s' failed. Data will be ignored.", sStatsXmlSigFile.c_str() );
return false; // error
}
LOG->Trace( "Done." );
/* The placeholder stats.xml file has an <html> tag. Don't load it, but don't
* warn about it. */
if( xml.name == "html" )
break;
if( xml.name != "Stats" )
WARN_AND_BREAK_M( xml.name );
LOAD_NODE( GeneralData );
LOAD_NODE( SongScores );
LOAD_NODE( CourseScores );
LOAD_NODE( CategoryScores );
LOAD_NODE( ScreenshotData );
LOAD_NODE( CalorieData );
LOAD_NODE( RecentSongScores );
LOAD_NODE( RecentCourseScores );
// verify stats.xml
LOG->Trace( "Verifying stats.xml signature" );
if( !CryptManager::VerifyFileWithFile(fn, sStatsXmlSigFile) )
{
LOG->Warn( "The signature check for '%s' failed. Data will be ignored.", fn.c_str() );
return false; // error
}
LOG->Trace( "Done." );
}
LOG->Trace( "Loading %s", fn.c_str() );
XNode xml;
if( !xml.LoadFromFile( fn ) )
{
LOG->Warn( "Couldn't open file '%s' for reading.", fn.c_str() );
return false; // error
}
LOG->Trace( "Done." );
/* The placeholder stats.xml file has an <html> tag. Don't load it, but don't
* warn about it. */
if( xml.name == "html" )
return true; // success
if( xml.name != "Stats" )
{
WARN_M( xml.name );
return false; // error
}
LOAD_NODE( GeneralData );
LOAD_NODE( SongScores );
LOAD_NODE( CourseScores );
LOAD_NODE( CategoryScores );
LOAD_NODE( ScreenshotData );
LOAD_NODE( CalorieData );
LOAD_NODE( RecentSongScores );
LOAD_NODE( RecentCourseScores );
return true; // FIXME? Investigate what happens if we always return true.
return true; // success
}
bool Profile::SaveAllToDir( CString sDir, bool bSignData ) const
@@ -657,9 +657,22 @@ bool Profile::SaveAllToDir( CString sDir, bool bSignData ) const
m_sLastPlayedMachineGuid = PROFILEMAN->GetMachineProfile()->m_sGuid;
m_LastPlayedDate = DateTime::GetNowDate();
// Save editable.xml
// Save editable.ini
SaveEditableDataToDir( sDir );
bool bSaved = SaveStatsXmlToDir( sDir, bSignData );
SaveStatsWebPageToDir( sDir );
// Empty directories if none exist.
FILEMAN->CreateDir( sDir + EDITS_SUBDIR );
FILEMAN->CreateDir( sDir + SCREENSHOTS_SUBDIR );
return bSaved;
}
bool Profile::SaveStatsXmlToDir( CString sDir, bool bSignData ) const
{
// Save stats.xml
CString fn = sDir + STATS_XML;
@@ -697,12 +710,6 @@ bool Profile::SaveAllToDir( CString sDir, bool bSignData ) const
CryptManager::SignFileToFile(sStatsXmlSigFile, sDontShareFile);
}
SaveStatsWebPageToDir( sDir );
// Empty directories if none exist.
FILEMAN->CreateDir( sDir + EDITS_SUBDIR );
FILEMAN->CreateDir( sDir + SCREENSHOTS_SUBDIR );
return bSaved;
}