def testCopyChunks(self):
        level = self.anvilLevel.level
        temppath = mktemp("AnvilCreate")
        newLevel = MCInfdevOldLevel(filename=temppath, create=True)
        for cx, cz in level.allChunks:
            newLevel.copyChunkFrom(level, cx, cz)

        newLevel.close()
        shutil.rmtree(temppath)
Example #2
0
def fromFile(filename, loadInfinite=True, readonly=False):
    ''' The preferred method for loading Minecraft levels of any type.
    pass False to loadInfinite if you'd rather not load infdev levels.
    '''
    log.info(u"Identifying " + filename)

    if not filename:
        raise IOError("File not found: " + filename)
    if not os.path.exists(filename):
        raise IOError("File not found: " + filename)

    if ZipSchematic._isLevel(filename):
        log.info("Zipfile found, attempting zipped infinite level")
        lev = ZipSchematic(filename)
        log.info("Detected zipped Infdev level")
        return lev

    if PocketWorld._isLevel(filename):
        return PocketWorld(filename)

    if MCInfdevOldLevel._isLevel(filename):
        log.info(u"Detected Infdev level.dat")
        if loadInfinite:
            return MCInfdevOldLevel(filename=filename, readonly=readonly)
        else:
            raise ValueError("Asked to load {0} which is an infinite level, loadInfinite was False".format(
                os.path.basename(filename)))

    if os.path.isdir(filename):
        raise ValueError("Folder {0} was not identified as a Minecraft level.".format(os.path.basename(filename)))

    f = file(filename, 'rb')
    rawdata = f.read()
    f.close()
    if len(rawdata) < 4:
        raise ValueError("{0} is too small! ({1}) ".format(filename, len(rawdata)))

    data = fromstring(rawdata, dtype='uint8')
    if not data.any():
        raise ValueError("{0} contains only zeroes. This file is damaged beyond repair.")

    if MCJavaLevel._isDataLevel(data):
        log.info(u"Detected Java-style level")
        lev = MCJavaLevel(filename, data)
        lev.compressed = False
        return lev

    # ungzdata = None
    compressed = True
    unzippedData = None
    try:
        unzippedData = nbt.gunzip(rawdata)
    except Exception, e:
        log.info(u"Exception during Gzip operation, assuming {0} uncompressed: {1!r}".format(filename, e))
        if unzippedData is None:
            compressed = False
            unzippedData = rawdata
Example #3
0
def fromFile(filename, loadInfinite=True, readonly=False):
    ''' The preferred method for loading Minecraft levels of any type.
    pass False to loadInfinite if you'd rather not load infdev levels.
    '''
    log.info(u"Identifying " + filename)

    if not filename:
        raise IOError("File not found: " + filename)
    if not os.path.exists(filename):
        raise IOError("File not found: " + filename)

    if ZipSchematic._isLevel(filename):
        log.info("Zipfile found, attempting zipped infinite level")
        lev = ZipSchematic(filename)
        log.info("Detected zipped Infdev level")
        return lev

    if PocketWorld._isLevel(filename):
        return PocketWorld(filename)

    if MCInfdevOldLevel._isLevel(filename):
        log.info(u"Detected Infdev level.dat")
        if loadInfinite:
            return MCInfdevOldLevel(filename=filename, readonly=readonly)
        else:
            raise ValueError("Asked to load {0} which is an infinite level, loadInfinite was False".format(
                os.path.basename(filename)))

    if NewPocketWorld._isLevel(filename):
        raise ValueError("Don't have Pocket Edition 0.9+ support yet!")

    if os.path.isdir(filename):
        raise ValueError("Folder {0} was not identified as a Minecraft level.".format(os.path.basename(filename)))

    f = file(filename, 'rb')
    rawdata = f.read()
    f.close()
    if len(rawdata) < 4:
        raise ValueError("{0} is too small! ({1}) ".format(filename, len(rawdata)))

    data = fromstring(rawdata, dtype='uint8')
    if not data.any():
        raise ValueError("{0} contains only zeroes. This file is damaged beyond repair.")

    if MCJavaLevel._isDataLevel(data):
        log.info(u"Detected Java-style level")
        lev = MCJavaLevel(filename, data)
        lev.compressed = False
        return lev

    # ungzdata = None
    compressed = True
    unzippedData = None
    try:
        unzippedData = nbt.gunzip(rawdata)
    except Exception, e:
        log.info(u"Exception during Gzip operation, assuming {0} uncompressed: {1!r}".format(filename, e))
        if unzippedData is None:
            compressed = False
            unzippedData = rawdata
Example #4
0
def extractZipSchematicFromIter(sourceLevel, box, zipfilename=None, entities=True):
    # converts classic blocks to alpha
    # probably should only apply to alpha levels

    if zipfilename is None:
        zipfilename = tempfile.mktemp("zipschematic")

    p = sourceLevel.adjustExtractionParameters(box)
    if p is None:
        return
    sourceBox, destPoint = p

    destPoint = (0, 0, 0)

    tempfolder = tempfile.mktemp("schematic")
    try:
        tempSchematic = MCInfdevOldLevel(tempfolder, create=True)
        tempSchematic.materials = sourceLevel.materials

        for i in tempSchematic.copyBlocksFromIter(sourceLevel, sourceBox, destPoint, entities=entities, create=True):
            yield i
        tempSchematic.saveInPlace()  # lights not needed for this format - crashes minecraft though

        schematicDat = nbt.TAG_Compound()
        schematicDat.name = "Mega Schematic"

        schematicDat["Width"] = nbt.TAG_Int(sourceBox.size[0])
        schematicDat["Height"] = nbt.TAG_Int(sourceBox.size[1])
        schematicDat["Length"] = nbt.TAG_Int(sourceBox.size[2])
        schematicDat["Materials"] = nbt.TAG_String(tempSchematic.materials.name)
        schematicDat.save(os.path.join(tempfolder, "schematic.dat"))

        zipdir(tempfolder, zipfilename)

        import mclevel

        yield mclevel.fromFile(zipfilename)
    finally:
        # We get here if the generator is GCed also
        if os.path.exists(tempfolder):
            shutil.rmtree(tempfolder, False)
Example #5
0
def manmade_relight():
    t = templevel.TempLevel("TimeRelight", createFunc=lambda f:MCInfdevOldLevel(f, create=True))

    world = t.level
    station = mclevel.fromFile("testfiles/station.schematic")

    times = 2

    for x in range(times):
        for z in range(times):
            world.copyBlocksFrom(station, station.bounds, (x * station.Width, 63, z * station.Length), create=True)

    t = timeit(lambda: world.generateLights(world.allChunks), number=1)
    print "Relight manmade building: %d chunks in %.02f seconds (%.02fms per chunk)" % (world.chunkCount, t, t / world.chunkCount * 1000)
Example #6
0
    def testCopyChunks(self):
        level = self.anvilLevel.level
        temppath = mktemp("AnvilCreate")
        newLevel = MCInfdevOldLevel(filename=temppath, create=True)
        for cx, cz in level.allChunks:
            newLevel.copyChunkFrom(level, cx, cz)

        newLevel.close()
        shutil.rmtree(temppath)
Example #7
0
def extractZipSchematicFromIter(sourceLevel,
                                box,
                                zipfilename=None,
                                entities=True):
    # converts classic blocks to alpha
    # probably should only apply to alpha levels

    if zipfilename is None:
        zipfilename = tempfile.mktemp("zipschematic")

    p = sourceLevel.adjustExtractionParameters(box)
    if p is None:
        return
    sourceBox, destPoint = p

    destPoint = (0, 0, 0)

    tempfolder = tempfile.mktemp("schematic")
    try:
        tempSchematic = MCInfdevOldLevel(tempfolder, create=True)
        tempSchematic.materials = sourceLevel.materials

        for i in tempSchematic.copyBlocksFromIter(sourceLevel,
                                                  sourceBox,
                                                  destPoint,
                                                  entities=entities,
                                                  create=True):
            yield i
        tempSchematic.saveInPlace(
        )  # lights not needed for this format - crashes minecraft though

        schematicDat = nbt.TAG_Compound()
        schematicDat.name = "Mega Schematic"

        schematicDat["Width"] = nbt.TAG_Int(sourceBox.size[0])
        schematicDat["Height"] = nbt.TAG_Int(sourceBox.size[1])
        schematicDat["Length"] = nbt.TAG_Int(sourceBox.size[2])
        schematicDat["Materials"] = nbt.TAG_String(
            tempSchematic.materials.name)
        schematicDat.save(os.path.join(tempfolder, "schematic.dat"))

        zipdir(tempfolder, zipfilename)

        import mclevel
        yield mclevel.fromFile(zipfilename)
    finally:
        # We get here if the generator is GCed also
        if os.path.exists(tempfolder):
            shutil.rmtree(tempfolder, False)
Example #8
0
 def testCreate(self):
     temppath = mktemp("AlphaCreate")
     self.alphaLevel = MCInfdevOldLevel(filename=temppath, create=True)
     self.alphaLevel.close()
     shutil.rmtree(temppath)
Example #9
0
def fromFile(filename, loadInfinite=True, readonly=False):
    ''' The preferred method for loading Minecraft levels of any type.
    pass False to loadInfinite if you'd rather not load infdev levels.
    '''
    log.info(u"Identifying " + filename)

    if not filename:
        raise IOError("File not found: " + filename)
    if not os.path.exists(filename):
        raise IOError("File not found: " + filename)

    if ZipSchematic._isLevel(filename):
        log.info("Zipfile found, attempting zipped infinite level")
        lev = ZipSchematic(filename)
        log.info("Detected zipped Infdev level")
        return lev

    if PocketWorld._isLevel(filename):
        return PocketWorld(filename)

    if MCInfdevOldLevel._isLevel(filename):
        log.info(u"Detected Infdev level.dat")
        if loadInfinite:
            return MCInfdevOldLevel(filename=filename, readonly=readonly)
        else:
            raise ValueError("Asked to load {0} which is an infinite level, loadInfinite was False".format(
                os.path.basename(filename)))

    if PocketLeveldbWorld._isLevel(filename):
        if leveldbpocket.leveldb_available:
            return PocketLeveldbWorld(filename)
        else:
            logging.exception("Pocket support has failed")

    if os.path.isdir(filename):
        logging.exception("World load failed, trying to open a directory instead of a file")

    f = file(filename, 'rb')
    rawdata = f.read()
    f.close()
    if len(rawdata) < 4:
        raise ValueError("{0} is too small! ({1}) ".format(filename, len(rawdata)))

    data = fromstring(rawdata, dtype='uint8')
    if not data.any():
        raise ValueError("{0} contains only zeroes. This file is damaged beyond repair.")

    if MCJavaLevel._isDataLevel(data):
        log.info(u"Detected Java-style level")
        lev = MCJavaLevel(filename, data)
        lev.compressed = False
        return lev

    # ungzdata = None
    compressed = True
    unzippedData = None
    try:
        unzippedData = nbt.gunzip(rawdata)
    except Exception as e:
        log.info(u"Exception during Gzip operation, assuming {0} uncompressed: {1!r}".format(filename, e))
        if unzippedData is None:
            compressed = False
            unzippedData = rawdata

    #data =
    data = unzippedData
    if MCJavaLevel._isDataLevel(data):
        log.info(u"Detected compressed Java-style level")
        lev = MCJavaLevel(filename, data)
        lev.compressed = compressed
        return lev

    try:
        root_tag = nbt.load(buf=data)

    except Exception as e:
        log.info(u"Error during NBT load: {0!r}".format(e))
        log.info(traceback.format_exc())
        log.info(u"Fallback: Detected compressed flat block array, yzx ordered ")
        try:
            lev = MCJavaLevel(filename, data)
            lev.compressed = compressed
            return lev
        except Exception as e2:
            raise LoadingError(("Multiple errors encountered", e, e2), sys.exc_info()[2])

    else:
        if MCIndevLevel._isTagLevel(root_tag):
            log.info(u"Detected Indev .mclevel")
            return MCIndevLevel(root_tag, filename)
        if MCSchematic._isTagLevel(root_tag):
            log.info(u"Detected Schematic.")
            return MCSchematic(filename=filename)

        if INVEditChest._isTagLevel(root_tag):
            log.info(u"Detected INVEdit inventory file")
            return INVEditChest(root_tag=root_tag, filename=filename)

    raise IOError("Cannot detect file type.")
Example #10
0
def fromFile(filename, loadInfinite=True, readonly=False):
    ''' The preferred method for loading Minecraft levels of any type.
    pass False to loadInfinite if you'd rather not load infdev levels.
    '''
    log.info(u"Identifying " + filename)

    if not filename:
        raise IOError("File not found: " + filename)
    if not os.path.exists(filename):
        raise IOError("File not found: " + filename)

    if ZipSchematic._isLevel(filename):
        log.info("Zipfile found, attempting zipped infinite level")
        lev = ZipSchematic(filename)
        log.info("Detected zipped Infdev level")
        return lev

    if PocketWorld._isLevel(filename):
        return PocketWorld(filename)

    if MCInfdevOldLevel._isLevel(filename):
        log.info(u"Detected Infdev level.dat")
        if loadInfinite:
            return MCInfdevOldLevel(filename=filename, readonly=readonly)
        else:
            raise ValueError(
                "Asked to load {0} which is an infinite level, loadInfinite was False"
                .format(os.path.basename(filename)))

    if PocketLeveldbWorld._isLevel(filename):
        if leveldbpocket.leveldb_available:
            return PocketLeveldbWorld(filename)
        else:
            logging.exception("Pocket support has failed")

    if os.path.isdir(filename):
        logging.exception(
            "World load failed, trying to open a directory instead of a file")

    f = file(filename, 'rb')
    rawdata = f.read()
    f.close()
    if len(rawdata) < 4:
        raise ValueError("{0} is too small! ({1}) ".format(
            filename, len(rawdata)))

    data = fromstring(rawdata, dtype='uint8')
    if not data.any():
        raise ValueError(
            "{0} contains only zeroes. This file is damaged beyond repair.")

    if MCJavaLevel._isDataLevel(data):
        log.info(u"Detected Java-style level")
        lev = MCJavaLevel(filename, data)
        lev.compressed = False
        return lev

    # ungzdata = None
    compressed = True
    unzippedData = None
    try:
        unzippedData = nbt.gunzip(rawdata)
    except Exception as e:
        log.info(
            u"Exception during Gzip operation, assuming {0} uncompressed: {1!r}"
            .format(filename, e))
        if unzippedData is None:
            compressed = False
            unzippedData = rawdata

    #data =
    data = unzippedData
    if MCJavaLevel._isDataLevel(data):
        log.info(u"Detected compressed Java-style level")
        lev = MCJavaLevel(filename, data)
        lev.compressed = compressed
        return lev

    try:
        root_tag = nbt.load(buf=data)

    except Exception as e:
        log.info(u"Error during NBT load: {0!r}".format(e))
        log.info(traceback.format_exc())
        log.info(
            u"Fallback: Detected compressed flat block array, yzx ordered ")
        try:
            lev = MCJavaLevel(filename, data)
            lev.compressed = compressed
            return lev
        except Exception as e2:
            raise LoadingError(("Multiple errors encountered", e, e2),
                               sys.exc_info()[2])

    else:
        if MCIndevLevel._isTagLevel(root_tag):
            log.info(u"Detected Indev .mclevel")
            return MCIndevLevel(root_tag, filename)
        if MCSchematic._isTagLevel(root_tag):
            log.info(u"Detected Schematic.")
            return MCSchematic(filename=filename)

        if INVEditChest._isTagLevel(root_tag):
            log.info(u"Detected INVEdit inventory file")
            return INVEditChest(root_tag=root_tag, filename=filename)

    raise IOError("Cannot detect file type.")
 def testCreate(self):
     temppath = mktemp("AnvilCreate")
     self.anvilLevel = MCInfdevOldLevel(filename=temppath, create=True)
     self.anvilLevel.close()
     shutil.rmtree(temppath)
Example #12
0
class TestAnvilLevelCreate(unittest.TestCase):
    def testCreate(self):
        temppath = mktemp("AnvilCreate")
        self.anvilLevel = MCInfdevOldLevel(filename=temppath, create=True)
        self.anvilLevel.close()
        shutil.rmtree(temppath)
Example #13
0
class TestAlphaLevelCreate(unittest.TestCase):
    def testCreate(self):
        temppath = mktemp("AlphaCreate")
        self.alphaLevel = MCInfdevOldLevel(filename=temppath, create=True)
        self.alphaLevel.close()
        shutil.rmtree(temppath)