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# -*- coding: utf8 -*-
#
# Copyright (C) 2014 Evol Online
# Author: Andrei Karas (4144)
import array
import os
import zlib
import struct
from xml.dom import minidom
from code.fileutils import *
def getTmxFiles(srcDir):
for name in os.listdir(srcDir):
fileName = srcDir + name
if os.path.isfile(fileName) == False:
continue
if name.endswith(".tmx") == False:
continue
yield fileName
def recreateMapCache():
destDir = "mapcache/"
srcDir = "clientdata/maps/"
makeDir(destDir)
sz = 0L
mapsCount = 0
with open(destDir + "map_cache.dat", "wb") as w:
writeInt32(w, 0) # file size
writeInt16(w, 0) # maps count
writeInt16(w, 0) # padding
sz = sz + 8
for fileName in getTmxFiles(srcDir):
dom = minidom.parse(fileName)
root = dom.documentElement
firstgid = 0
for tileset in root.getElementsByTagName("tileset"):
try:
name = tileset.attributes["name"].value
except:
name = ""
if name == "Collision":
firstgid = int(tileset.attributes["firstgid"].value)
break
for layer in root.getElementsByTagName("layer"):
if layer.attributes["name"].value == "Collision":
data = layer.getElementsByTagName("data")
if data is None or len(data) != 1:
continue
data = data[0]
width = int(layer.attributes["width"].value)
height = int(layer.attributes["height"].value)
encoding = data.attributes["encoding"].value
compression = data.attributes["compression"].value
if encoding == "base64":
binData = data.childNodes[0].data.strip()
binData = binData.decode('base64')
if compression == "gzip":
dc = zlib.decompressobj(16 + zlib.MAX_WBITS)
else:
dc = zlib.decompressobj()
layerData = dc.decompress(binData)
arr = array.array("I")
arr.fromstring(layerData)
else:
print "map format not supported: " + fileName
continue
tiles = []
for tile in arr:
if tile == 0:
tileType = 0
else:
tileType = tile - firstgid;
if tileType == 0 or tileType == 4:
tiles.append(0)
else:
tiles.append(1)
comp = zlib.compressobj()
binData = struct.pack(str(len(tiles))+"B", *tiles)
binData = zlib.compress(binData)
idx = fileName.rfind("/") + 1
mapName = fileName[idx:-4]
writeMapName(w, mapName)
writeInt16(w, width)
writeInt16(w, height)
writeInt32(w, len(binData))
writeData(w, binData)
print fileName
mapsCount = mapsCount + 1
sz = sz + 12 + 8 + len(binData)
break
w.seek(0);
writeInt32(w, sz)
writeInt16(w, mapsCount)
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