scummvm/engines/director/lingo/xlibs/fileexists.cpp
2024-11-26 00:32:00 +01:00

85 lines
2.5 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
/*************************************
*
* USED IN:
* Yearn2Learn: The Flintstones Coloring Book
*
*************************************/
/*
* © 1989,1990 Apple Computer, Inc., v.1.1, by Anup Murarka
* FileExists(pathname «, “noDialog”:errGlobal»)
*/
#include "common/file.h"
#include "common/savefile.h"
#include "director/director.h"
#include "director/lingo/lingo.h"
#include "director/lingo/lingo-object.h"
#include "director/lingo/xlibs/fileexists.h"
namespace Director {
const char *const FileExists::xlibName = "FileExists";
const XlibFileDesc FileExists::fileNames[] = {
{ "FileExists", nullptr },
{ nullptr, nullptr },
};
static const BuiltinProto builtins[] = {
{ "FileExists", FileExists::m_fileexists, 1, 1, 300, HBLTIN },
{ nullptr, nullptr, 0, 0, 0, VOIDSYM }
};
void FileExists::open(ObjectType type, const Common::Path &path) {
g_lingo->initBuiltIns(builtins);
}
void FileExists::close(ObjectType type) {
g_lingo->cleanupBuiltIns(builtins);
}
void FileExists::m_fileexists(int nargs) {
// This is mostly copied from FileIO::m_new
Common::SaveFileManager *saves = g_system->getSavefileManager();
Common::String path = g_lingo->pop().asString();
Common::String origpath = path;
if (!path.hasSuffixIgnoreCase(".txt")) {
path += ".txt";
}
Common::String filename = lastPathComponent(path, g_director->_dirSeparator);
if (!(saves->exists(filename))) {
Common::File file;
Common::Path location = findPath(origpath);
if (location.empty() || !file.open(location)) {
g_lingo->push(Datum(false));
return;
}
g_lingo->push(Datum(true));
}
}
} // End of namespace Director