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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#if defined(__SYMBIAN32__)
#include "backends/fs/symbian/symbian-fs.h"
#include "backends/fs/symbian/symbianstream.h"
#include "backends/platform/symbian/src/symbianos.h"
#include <dirent.h>
#include <eikenv.h>
#include <f32file.h>
#include <bautils.h>
#define KDriveLabelSize 30
/**
* Fixes the path by changing all slashes to backslashes.
*
* @param path Common::String with the path to be fixed.
*/
static void fixFilePath(Common::String &aPath){
TInt len = aPath.size();
for (TInt index = 0; index < len; index++) {
if (aPath[index] == '/') {
aPath.setChar('\\', index);
}
}
}
SymbianFilesystemNode::SymbianFilesystemNode(bool aIsRoot) {
_path = "";
_isValid = true;
_isDirectory = true;
_isPseudoRoot = aIsRoot;
_displayName = "Root";
}
SymbianFilesystemNode::SymbianFilesystemNode(const Common::String &path) {
_isPseudoRoot = path.empty();
_path = path;
fixFilePath(_path);
_displayName = lastPathComponent(_path, '\\');
TEntry fileAttribs;
TFileName fname;
TPtrC8 ptr((const unsigned char*)_path.c_str(),_path.size());
fname.Copy(ptr);
if (static_cast<OSystem_SDL_Symbian *>(g_system)->FsSession().Entry(fname, fileAttribs) == KErrNone) {
_isValid = true;
_isDirectory = fileAttribs.IsDir();
} else {
_isValid = true;
_isDirectory = false;
TParsePtrC parser(fname);
if (parser.PathPresent() && parser.Path().Compare(_L("\\")) == KErrNone && !parser.NameOrExtPresent()) {
_isDirectory = true;
}
}
}
bool SymbianFilesystemNode::exists() const {
TFileName fname;
TPtrC8 ptr((const unsigned char*) _path.c_str(), _path.size());
fname.Copy(ptr);
bool fileExists = BaflUtils::FileExists(static_cast<OSystem_SDL_Symbian *> (g_system)->FsSession(), fname);
if (!fileExists) {
TParsePtrC parser(fname);
if (parser.PathPresent() && parser.Path().Compare(_L("\\")) == KErrNone && !parser.NameOrExtPresent()) {
fileExists = true;
}
}
return fileExists;
}
bool SymbianFilesystemNode::isReadable() const {
return access(_path.c_str(), R_OK) == 0;
}
bool SymbianFilesystemNode::isWritable() const {
return access(_path.c_str(), W_OK) == 0;
}
AbstractFSNode *SymbianFilesystemNode::getChild(const Common::String &n) const {
assert(_isDirectory);
Common::String newPath(_path);
if (_path.lastChar() != '\\')
newPath += '\\';
newPath += n;
return new SymbianFilesystemNode(newPath);
}
bool SymbianFilesystemNode::getChildren(AbstractFSList &myList, ListMode mode, bool hidden) const {
assert(_isDirectory);
//TODO: honor the hidden flag
if (_isPseudoRoot) {
// Drives enumeration
RFs& fs = static_cast<OSystem_SDL_Symbian *>(g_system)->FsSession();
TInt driveNumber;
TChar driveLetter;
TUint driveLetterValue;
TVolumeInfo volumeInfo;
TBuf8<KDriveLabelSize> driveLabel8;
TBuf8<KDriveLabelSize> driveString8;
for (driveNumber=EDriveA; driveNumber<=EDriveZ; driveNumber++) {
TInt err = fs.Volume(volumeInfo, driveNumber);
if (err != KErrNone)
continue;
if (fs.DriveToChar(driveNumber, driveLetter) != KErrNone)
continue;
driveLetterValue = driveLetter;
if (volumeInfo.iName.Length() > 0) {
driveLabel8.Copy(volumeInfo.iName); // 16 to 8bit des // enabling this line alone gives KERN-EXEC 3 with non-optimized GCC? WHY? grrr
driveString8.Format(_L8("Drive %c: (%S)"), driveLetterValue, &driveLabel8);
} else {
driveString8.Format(_L8("Drive %c:"), driveLetterValue);
}
char path[10];
sprintf(path,"%c:\\", driveNumber+'A');
SymbianFilesystemNode entry(false);
entry._displayName = (char *) driveString8.PtrZ(); // drive_name
entry._isDirectory = true;
entry._isValid = true;
entry._isPseudoRoot = false;
entry._path = path;
myList.push_back(new SymbianFilesystemNode(entry));
}
} else {
TPtrC8 ptr((const unsigned char*) _path.c_str(), _path.size());
TFileName fname;
TBuf8<256>nameBuf;
CDir* dirPtr;
fname.Copy(ptr);
if (_path.lastChar() != '\\')
fname.Append('\\');
if (static_cast<OSystem_SDL_Symbian *>(g_system)->FsSession().GetDir(fname, KEntryAttNormal|KEntryAttDir, 0, dirPtr) == KErrNone) {
CleanupStack::PushL(dirPtr);
TInt cnt = dirPtr->Count();
for (TInt loop = 0; loop < cnt; loop++) {
TEntry fileentry = (*dirPtr)[loop];
nameBuf.Copy(fileentry.iName);
SymbianFilesystemNode entry(false);
entry._isPseudoRoot = false;
entry._displayName =(char *)nameBuf.PtrZ();
entry._path = _path;
if (entry._path.lastChar() != '\\')
entry._path+= '\\';
entry._path +=(char *)nameBuf.PtrZ();
entry._isDirectory = fileentry.IsDir();
// Honor the chosen mode
if ((mode == Common::FSNode::kListFilesOnly && entry._isDirectory) ||
(mode == Common::FSNode::kListDirectoriesOnly && !entry._isDirectory))
continue;
myList.push_back(new SymbianFilesystemNode(entry));
}
CleanupStack::PopAndDestroy(dirPtr);
}
}
return true;
}
AbstractFSNode *SymbianFilesystemNode::getParent() const {
SymbianFilesystemNode *p =NULL;
// Root node is its own parent. Still we can't just return this
// as the GUI code will call delete on the old node.
if (!_isPseudoRoot && _path.size() > 3) {
p = new SymbianFilesystemNode(false);
const char *start = _path.c_str();
const char *end = lastPathComponent(_path, '\\');
p->_path = Common::String(start, end - start);
p->_isValid = true;
p->_isDirectory = true;
p->_displayName = lastPathComponent(p->_path, '\\');
} else {
p = new SymbianFilesystemNode(true);
}
return p;
}
Common::SeekableReadStream *SymbianFilesystemNode::createReadStream() {
return SymbianStdioStream::makeFromPath(getPath(), false);
}
Common::WriteStream *SymbianFilesystemNode::createWriteStream() {
return SymbianStdioStream::makeFromPath(getPath(), true);
}
#endif //#if defined(__SYMBIAN32__)
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