@Override
public boolean accept(File file) {
if (file.getName().matches(NdsRom.ZIP_PATTERN)) {
try {
return NdsRom.isRomArchive(new ZipFile(file));
} catch (IOException e) {
return false;
}
}
return false;
}
private void scanDirectory(File file, long last_scan, boolean recursive, int recursionLevel) {
ContentValues vals = new ContentValues();
NdsRom rom;
InputStream stream;
if (recursionLevel > 5)
return; // if the ROMs are more than 5 layers deep... well... they'll just have to use the
// file browser
try {
// Insert DB entries for all matching rom files
for (File f : file.listFiles(ALL_ROMS_FILTER)) {
vals.clear();
rom = NdsRom.MakeRom(f);
if (f == null) continue;
vals.put("path", f.getAbsolutePath());
vals.put("title", rom.getTitle());
vals.put("gamecode", rom.getGameCode());
DB.insertWithOnConflict("roms", null, vals, SQLiteDatabase.CONFLICT_IGNORE);
}
// Subdirectories
if (recursive)
for (File dir : file.listFiles(DIR_FILTER)) {
if (dir.lastModified() > last_scan)
scanDirectory(dir, last_scan, recursive, recursionLevel + 1);
}
} catch (Exception e) {
// on my x86 emulator I'm not allowed to read /mnt/sdcard/.android_secure
// if we get this, just skip the directory
Log.d("nds4droid", "Unable to scan " + file.getAbsolutePath());
}
}
public NdsRom[] getRoms() {
if (roms == null) {
final LinkedList<NdsRom> list = new LinkedList<NdsRom>();
Cursor c = DB.query("roms", new String[] {"path"}, null, null, null, null, "title");
while (c.moveToNext()) {
final NdsRom rom = NdsRom.MakeRom(new File(c.getString(0)));
if (rom == null) continue;
list.add(rom);
}
roms = new NdsRom[list.size()];
list.toArray(roms);
c.close();
}
return roms;
}
