void locateLegacySavegames(String const &gameId)
{
LOG_AS("SaveGames");
String const legacySavePath = String("/sys/legacysavegames") / gameId;
if (Folder *oldSaveFolder = FileSystem::get().root().tryLocate<Folder>(legacySavePath))
{
// Add any new legacy savegames which may have appeared in this folder.
oldSaveFolder->populate(Folder::PopulateOnlyThisFolder /* no need to go deep */);
}
else
{
try
{
// Make and setup a feed for the /sys/legacysavegames/<gameId> subfolder if the game
// might have legacy savegames we may need to convert later.
NativePath const oldSavePath = DoomsdayApp::games()[gameId].legacySavegamePath();
if (oldSavePath.exists() && oldSavePath.isReadable())
{
FileSystem::get().makeFolderWithFeed(legacySavePath,
new DirectoryFeed(oldSavePath),
Folder::PopulateOnlyThisFolder /* no need to go deep */);
}
}
catch (Games::NotFoundError const &)
{} // Ignore this error
}
}
void NativePath::createPath(NativePath const &nativePath)
{
NativePath parentPath = nativePath.fileNamePath();
if (!parentPath.isEmpty() && !exists(parentPath))
{
createPath(parentPath);
}
QDir::current().mkdir(nativePath);
if (!exists(nativePath))
{
/// @throw CreateDirError Failed to create directory @a nativePath.
throw CreateDirError("NativePath::createPath", "Could not create: " + nativePath);
}
}
NativePath NativePath::workPath()
{
if (currentNativeWorkPath.isEmpty())
{
currentNativeWorkPath = QDir::currentPath();
}
return currentNativeWorkPath;
}
int SavegameConvertHook(int /*hook_type*/, int /*parm*/, void *data)
{
DENG2_ASSERT(data != 0);
ddhook_savegame_convert_t const &parm = *static_cast<ddhook_savegame_convert_t *>(data);
LOG_AS("importsave");
// First locate the savegametool executable.
NativePath bin = findSavegameTool();
if(!bin.exists())
{
LOG_RES_ERROR("Failed to locate Savegame Tool");
return false;
}
CommandLine cmd;
cmd << bin;
// Specify the fallback game identity key for ambiguous format resolution.
cmd << "-idkey" << Str_Text(&parm.fallbackGameId);
// We can only convert native files and output to native folders using Savegame Tool.
Path const outputPath(Str_Text(&parm.outputPath));
Path const sourcePath(Str_Text(&parm.sourcePath));
try
{
// Redirect output to the folder specified.
cmd << "-output" << App::rootFolder().locate<Folder>(outputPath)
.feeds().front()->as<DirectoryFeed>().nativePath().expand();
// Add the path of the savegame to be converted.
cmd << App::rootFolder().locate<NativeFile>(sourcePath).nativePath();
LOG_RES_NOTE("Starting conversion of \"%s\" using Savegame Tool") << sourcePath;
cmd.executeAndWait();
return true;
}
catch(Error const &er)
{
LOG_RES_NOTE("Failed conversion of \"%s\":\n") << sourcePath << er.asText();
}
return false;
}
Library::Library(NativePath const &nativePath) : d(new Instance(this))
{
LOG_AS("Library");
LOG_TRACE("Loading \"%s\"") << nativePath.pretty();
#ifndef DENG2_USE_DLOPEN
d->library = new QLibrary(nativePath);
d->library->setLoadHints(QLibrary::ResolveAllSymbolsHint);
d->library->load();
#else
d->fileName = nativePath;
d->library = dlopen(nativePath.toUtf8().constData(), RTLD_NOW);
#endif
if(!d->isLoaded())
{
#ifndef DENG2_USE_DLOPEN
QString msg = d->library->errorString();
delete d->library;
#else
QString msg = dlerror();
#endif
d->library = 0;
/// @throw LoadError Opening of the dynamic library failed.
throw LoadError("Library::Library", msg);
}
if(hasSymbol("deng_LibraryType"))
{
// Query the type identifier.
d->type = DENG2_SYMBOL(deng_LibraryType)();
}
// Automatically call the initialization function, if one exists.
if(d->type.beginsWith("deng-plugin/") && hasSymbol("deng_InitializePlugin"))
{
DENG2_SYMBOL(deng_InitializePlugin)();
}
}
String NativePath::pretty() const
{
if (isEmpty()) return *this;
String result = *this;
// Replace relative directives like '}' (used in FS1 only) with a full symbol.
if (result.length() > 1 && (result.first() == '}' || result.first() == '>'))
{
return String(NATIVE_BASE_SYMBOLIC) + DIR_SEPARATOR + result.mid(1);
}
// If within one of the known native directories, cut out the known path,
// replacing it with a symbolic. This retains the absolute nature of the path
// while omitting potentially redundant/verbose information.
if (QDir::isAbsolutePath(result))
{
NativePath basePath = App::app().nativeBasePath();
if (result.beginsWith(basePath))
{
result = NATIVE_BASE_SYMBOLIC + result.mid(basePath.length());
}
else
{
#ifdef MACOSX
NativePath contentsPath = App::app().nativeAppContentsPath();
if (result.beginsWith(contentsPath))
{
return "(app)" + result.mid(contentsPath.length());
}
#endif
NativePath homePath = QDir::homePath(); // actual native home dir, not FS2 "/home"
if (result.beginsWith(homePath))
{
result = NATIVE_HOME_SYMBOLIC + result.mid(homePath.length());
}
}
}
return result;
}
bool CanvasWindow::grabToFile(NativePath const &path) const
{
return d->canvas->grabImage().save(path.toString());
}
LibraryFile::LibraryFile(NativePath const &nativePath)
: File(nativePath.fileName())
, d(new Impl)
{
d->nativePath = nativePath;
}
NativePath NativePath::concatenatePath(NativePath const &nativePath) const
{
if (nativePath.isAbsolute()) return nativePath;
return toString().concatenatePath(nativePath, QChar(DIR_SEPARATOR));
}
namespace de {
static QString toNative(String const &s)
{
// This will resolve parent references (".."), multiple separators
// (hello//world), and self-references (".").
return Path::normalizeString(QDir::cleanPath(s), DIR_SEPARATOR);
}
NativePath::NativePath() : Path()
{}
NativePath::NativePath(String const &str) : Path(toNative(str), DIR_SEPARATOR)
{}
NativePath::NativePath(QString const &qstr) : Path(toNative(qstr), DIR_SEPARATOR)
{}
NativePath::NativePath(char const *nullTerminatedCStr)
: Path(toNative(nullTerminatedCStr), DIR_SEPARATOR)
{}
NativePath::NativePath(char const *cStr, dsize length)
: Path(toNative(String(cStr, length)), DIR_SEPARATOR)
{}
NativePath &NativePath::operator = (String const &str)
{
set(toNative(str), DIR_SEPARATOR);
return *this;
}
NativePath &NativePath::operator = (QString const &str)
{
set(toNative(str), DIR_SEPARATOR);
return *this;
}
NativePath &NativePath::operator = (char const *nullTerminatedCStr)
{
return (*this) = String(nullTerminatedCStr);
}
NativePath NativePath::concatenatePath(NativePath const &nativePath) const
{
if (nativePath.isAbsolute()) return nativePath;
return toString().concatenatePath(nativePath, QChar(DIR_SEPARATOR));
}
NativePath NativePath::concatenatePath(String const &nativePath) const
{
return concatenatePath(NativePath(nativePath));
}
NativePath NativePath::operator / (NativePath const &nativePath) const
{
return concatenatePath(nativePath);
}
NativePath NativePath::operator / (String const &str) const
{
return *this / NativePath(str);
}
NativePath NativePath::operator / (QString const &str) const
{
return *this / NativePath(str);
}
NativePath NativePath::operator / (char const *nullTerminatedCStr) const
{
return *this / NativePath(nullTerminatedCStr);
}
NativePath NativePath::fileNamePath() const
{
return String(*this).fileNamePath(DIR_SEPARATOR);
}
bool NativePath::isAbsolute() const
{
return QDir::isAbsolutePath(expand());
}
NativePath NativePath::expand(bool *didExpand) const
{
if (first() == '>' || first() == '}')
{
if (didExpand) *didExpand = true;
return App::app().nativeBasePath() / toString().mid(1);
}
#ifdef UNIX
else if (first() == '~')
{
if (didExpand) *didExpand = true;
String const path = toString();
int firstSlash = path.indexOf('/');
if (firstSlash > 1)
{
// Parse the user's home directory (from passwd).
QByteArray userName = path.mid(1, firstSlash - 1).toLatin1();
struct passwd *pw = getpwnam(userName);
if (!pw)
{
/// @throws UnknownUserError User is not known.
throw UnknownUserError("NativePath::expand",
String("Unknown user '%1'").arg(QLatin1String(userName)));
}
return NativePath(pw->pw_dir) / path.mid(firstSlash + 1);
}
else
{
// Replace with the HOME path.
return NativePath(QDir::homePath()) / path.mid(2);
}
}
#endif
// No expansion done.
if (didExpand) *didExpand = false;
return *this;
}
String NativePath::pretty() const
{
if (isEmpty()) return *this;
String result = *this;
// Replace relative directives like '}' (used in FS1 only) with a full symbol.
if (result.length() > 1 && (result.first() == '}' || result.first() == '>'))
{
return String(NATIVE_BASE_SYMBOLIC) + DIR_SEPARATOR + result.mid(1);
}
// If within one of the known native directories, cut out the known path,
// replacing it with a symbolic. This retains the absolute nature of the path
// while omitting potentially redundant/verbose information.
if (QDir::isAbsolutePath(result))
{
NativePath basePath = App::app().nativeBasePath();
if (result.beginsWith(basePath))
{
result = NATIVE_BASE_SYMBOLIC + result.mid(basePath.length());
}
else
{
#ifdef MACOSX
NativePath contentsPath = App::app().nativeAppContentsPath();
if (result.beginsWith(contentsPath))
{
return "(app)" + result.mid(contentsPath.length());
}
#endif
NativePath homePath = QDir::homePath(); // actual native home dir, not FS2 "/home"
if (result.beginsWith(homePath))
{
result = NATIVE_HOME_SYMBOLIC + result.mid(homePath.length());
}
}
}
return result;
}
String NativePath::withSeparators(QChar sep) const
{
return Path::withSeparators(sep);
}
bool NativePath::exists() const
{
if (isEmpty()) return false;
return QFile::exists(toString());
}
bool NativePath::isReadable() const
{
return QFileInfo(toString()).isReadable();
}
static NativePath currentNativeWorkPath;
NativePath NativePath::workPath()
{
if (currentNativeWorkPath.isEmpty())
{
currentNativeWorkPath = QDir::currentPath();
}
return currentNativeWorkPath;
}
bool NativePath::setWorkPath(NativePath const &cwd)
{
if (QDir::setCurrent(cwd))
{
currentNativeWorkPath = cwd;
return true;
}
return false;
}
bool NativePath::exists(NativePath const &nativePath)
{
return QDir::current().exists(nativePath);
}
void NativePath::createPath(NativePath const &nativePath)
{
NativePath parentPath = nativePath.fileNamePath();
if (!parentPath.isEmpty() && !exists(parentPath))
{
createPath(parentPath);
}
QDir::current().mkdir(nativePath);
if (!exists(nativePath))
{
/// @throw CreateDirError Failed to create directory @a nativePath.
throw CreateDirError("NativePath::createPath", "Could not create: " + nativePath);
}
}
QChar NativePath::separator()
{
return DIR_SEPARATOR;
}
} // namespace de