static BOOL RemoveEmptyDirectory(WCHAR *dir)
{
WIN32_FIND_DATA findData;
BOOL success = TRUE;
ScopedMem<WCHAR> dirPattern(path::Join(dir, L"*"));
HANDLE h = FindFirstFile(dirPattern, &findData);
if (h != INVALID_HANDLE_VALUE)
{
do {
ScopedMem<WCHAR> path(path::Join(dir, findData.cFileName));
DWORD attrs = findData.dwFileAttributes;
// filter out directories. Even though there shouldn't be any
// subdirectories, it also filters out the standard "." and ".."
if ((attrs & FILE_ATTRIBUTE_DIRECTORY) &&
!str::Eq(findData.cFileName, L".") &&
!str::Eq(findData.cFileName, L"..")) {
success &= RemoveEmptyDirectory(path);
}
} while (FindNextFile(h, &findData) != 0);
FindClose(h);
}
if (!RemoveDirectory(dir)) {
DWORD lastError = GetLastError();
if (ERROR_DIR_NOT_EMPTY != lastError && ERROR_FILE_NOT_FOUND != lastError) {
LogLastError(lastError);
success = FALSE;
}
}
return success;
}
// Note: doesn't handle (total) sizes above 4GB
static DWORD GetDirSize(const WCHAR *dir)
{
ScopedMem<WCHAR> dirPattern(path::Join(dir, L"*"));
WIN32_FIND_DATA findData;
HANDLE h = FindFirstFile(dirPattern, &findData);
if (h == INVALID_HANDLE_VALUE)
return 0;
DWORD totalSize = 0;
do {
if (!(findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
totalSize += findData.nFileSizeLow;
}
else if (!str::Eq(findData.cFileName, L".") && !str::Eq(findData.cFileName, L"..")) {
ScopedMem<WCHAR> subdir(path::Join(dir, findData.cFileName));
totalSize += GetDirSize(subdir);
}
} while (FindNextFile(h, &findData) != 0);
FindClose(h);
return totalSize;
}
int LocalFileMng::savePattern( Song *song , const QString& drumkit_name, int selectedpattern , const QString& patternname, const QString& realpatternname, int mode)
{
//int mode = 1 save, int mode = 2 save as
// INSTRUMENT NODE
Instrument *instr = song->get_instrument_list()->get( 0 );
assert( instr );
Pattern *pat = song->get_pattern_list()->get( selectedpattern );
QString sPatternDir = Preferences::get_instance()->getDataDirectory() + "patterns/" + drumkit_name;
INFOLOG( "[savePattern]" + sPatternDir );
// check if the directory exists
QDir dir( sPatternDir );
QDir dirPattern( sPatternDir );
if ( !dir.exists() ) {
dir.mkdir( sPatternDir );// create the drumkit directory
}
QString sPatternXmlFilename;
// create the drumkit.xml file
switch ( mode ){
case 1: //save
sPatternXmlFilename = sPatternDir + "/" + QString( patternname + QString( ".h2pattern" ));
break;
case 2: //save as
sPatternXmlFilename = patternname;
break;
case 3: //"save" but overwrite a existing pattern. mode 3 disable the last file exist check
sPatternXmlFilename = sPatternDir + "/" + QString( patternname + QString( ".h2pattern" ));
break;
case 4: //tmp pattern needed by undo/redo
sPatternXmlFilename = patternname;
default:
WARNINGLOG( "Pattern Save unknown status");
break;
}
//test if the file exists
QFile testfile( sPatternXmlFilename );
if ( testfile.exists() && mode == 1)
return 1;
QDomDocument doc;
QDomProcessingInstruction header = doc.createProcessingInstruction( "xml", "version=\"1.0\" encoding=\"UTF-8\"");
doc.appendChild( header );
QDomNode rootNode = doc.createElement( "drumkit_pattern" );
//LIB_ID just in work to get better usability
//writeXmlString( &rootNode, "LIB_ID", "in_work" );
writeXmlString( rootNode, "pattern_for_drumkit", drumkit_name );
writeXmlString( rootNode, "author", song->get_author() );
writeXmlString( rootNode, "license", song->get_license() );
// pattern
QDomNode patternNode = doc.createElement( "pattern" );
writeXmlString( patternNode, "pattern_name", realpatternname );
QString category;
if ( pat->get_category().isEmpty() )
category = "No category";
else
category = pat->get_category();
writeXmlString( patternNode, "info", pat->get_info() );
writeXmlString( patternNode, "category", category );
writeXmlString( patternNode, "size", QString("%1").arg( pat->get_length() ) );
QDomNode noteListNode = doc.createElement( "noteList" );
const Pattern::notes_t* notes = pat->get_notes();
FOREACH_NOTE_CST_IT_BEGIN_END(notes,it) {
Note *pNote = it->second;
assert( pNote );
QDomNode noteNode = doc.createElement( "note" );
writeXmlString( noteNode, "position", QString("%1").arg( pNote->get_position() ) );
writeXmlString( noteNode, "leadlag", QString("%1").arg( pNote->get_lead_lag() ) );
writeXmlString( noteNode, "velocity", QString("%1").arg( pNote->get_velocity() ) );
writeXmlString( noteNode, "pan_L", QString("%1").arg( pNote->get_pan_l() ) );
writeXmlString( noteNode, "pan_R", QString("%1").arg( pNote->get_pan_r() ) );
writeXmlString( noteNode, "pitch", QString("%1").arg( pNote->get_pitch() ) );
writeXmlString( noteNode, "key", pNote->key_to_string() );
writeXmlString( noteNode, "length", QString("%1").arg( pNote->get_length() ) );
writeXmlString( noteNode, "instrument", QString("%1").arg( pNote->get_instrument()->get_id() ) );
noteListNode.appendChild( noteNode );
}
/** @return true if the name contains only alphanumeric characters and the special characters _-!@#$%^() */
bool PWrapper::isValidName(const QString &name)
{
QRegExp dirPattern(_namePattern);
return dirPattern.exactMatch(name);
}