|
| 1 | +#!/usr/bin/env python |
| 2 | + |
| 3 | +''' |
| 4 | + _ ____ _ _ __ ____ ___ |
| 5 | + | | _ \ / \ | |/ / __ _|___ \ / _ \ |
| 6 | + _ | | |_) / _ \ | ' / \ \ / / __) || | | | |
| 7 | +| |_| | __/ ___ \| . \ \ V / / __/ | |_| | |
| 8 | + \___/|_| /_/ \_\_|\_\ \_/ |_____(_)___/ |
| 9 | + |
| 10 | +Multiuse Javascript Package |
| 11 | +By: Lucas Teske |
| 12 | +https://github.com/racerxdl/jpak |
| 13 | +
|
| 14 | +''' |
| 15 | + |
| 16 | +import json, struct |
| 17 | + |
| 18 | +class JPKVolumeEntry: |
| 19 | + ''' |
| 20 | + { |
| 21 | + "filename": "vol0.jds", |
| 22 | + "start": 0, |
| 23 | + "end": 1000 |
| 24 | + } |
| 25 | + ''' |
| 26 | + filename = "" |
| 27 | + start = 0 |
| 28 | + end = 0 |
| 29 | + |
| 30 | + def __init__(self, filename="", start=0, end=0): |
| 31 | + self.filename = filename |
| 32 | + self.start = start |
| 33 | + self.end = end |
| 34 | + |
| 35 | + def toObject(self): |
| 36 | + return {"filename":self.filename,"start":self.start,"end":self.end} |
| 37 | + |
| 38 | + def fromObject(self, obj): |
| 39 | + self.filename = obj["filename"] if "filename" in obj else "" |
| 40 | + self.start = obj["start"] if "start" in obj else 0 |
| 41 | + self.end = obj["end"] if "end" in obj else 0 |
| 42 | + |
| 43 | +class JPKFileEntry: |
| 44 | + ''' |
| 45 | + fileentry = { |
| 46 | + "name" : FILENAME, // File Name |
| 47 | + "path" : FILEPATH, // File Path |
| 48 | + "offset" : FILEOFFSET, // Absolute offset in the jpak file |
| 49 | + "size" : FILESIZE // The file size |
| 50 | + "aeskey" : AESKEY // File key if != false |
| 51 | + "zlib" : FALSE/TRUE // If file is compressed |
| 52 | + "md5" : MD5SUM // Uncompresssed/unencrypted file MD5SUM |
| 53 | + } |
| 54 | + ''' |
| 55 | + name = "" |
| 56 | + path = "" |
| 57 | + offset = 0 |
| 58 | + size = 0 |
| 59 | + aeskey = "" |
| 60 | + zlib = False |
| 61 | + md5 = "" |
| 62 | + |
| 63 | + def __init__(self, name="", path="", offset=0, size=0, aeskey="", zlib=False, md5=""): |
| 64 | + self.name = name |
| 65 | + self.path = path |
| 66 | + self.offset = offset |
| 67 | + self.size = size |
| 68 | + self.aeskey = aeskey |
| 69 | + self.zlib = zlib |
| 70 | + self.md5 = md5 |
| 71 | + |
| 72 | + def toObject(self): |
| 73 | + return {"name":self.name, "path":self.path, "offset":self.offset, "size":self.size, "aeskey":self.aeskey, "zlib":self.zlib, "md5": self.md5} |
| 74 | + |
| 75 | + def fromObject(self, obj): |
| 76 | + self.name = obj["name"] if "name" in obj else "" |
| 77 | + self.path = obj["path"] if "path" in obj else "" |
| 78 | + self.offset = obj["offset"] if "offset" in obj else "" |
| 79 | + self.size = obj["size"] if "size" in obj else "" |
| 80 | + self.aeskey = obj["aeskey"] if "aeskey" in obj else "" |
| 81 | + self.zlib = obj["zlib"] if "zlib" in obj else "" |
| 82 | + self.md5 = obj["md5"] if "md5" in obj else "" |
| 83 | + |
| 84 | +class JPKDirectoryEntry: |
| 85 | + ''' |
| 86 | + direntry = { |
| 87 | + "name" : DIRNAME, // Ndame of this folder |
| 88 | + "path" : DIRPATH, // Path for this folder |
| 89 | + "numfiles" : DIRNUMFILES, // Number of files in root of this folder |
| 90 | + "directories" : DIRSUBDIRECTORIES, // It's an array [] with directory objects like direntry |
| 91 | + "files" : DIRFILES // It's an array [] with file objects like fileentry |
| 92 | + "aeskey" : AESKEY // Folder key if != false |
| 93 | + } |
| 94 | + ''' |
| 95 | + name = "" |
| 96 | + path = "" |
| 97 | + numfiles = 0 |
| 98 | + directories = {} |
| 99 | + files = {} |
| 100 | + aeskey = "" |
| 101 | + |
| 102 | + def __init__(self, name="", path="", numfiles=0, directories={}, files={}, aeskey=""): |
| 103 | + self.name = name |
| 104 | + self.path = path |
| 105 | + self.numfiles = numfiles |
| 106 | + self.directories = directories |
| 107 | + self.files = files |
| 108 | + self.aeskey = aeskey |
| 109 | + |
| 110 | + def toObject(self): |
| 111 | + dirs = {} |
| 112 | + fls = {} |
| 113 | + for key, value in self.directories.iteritems(): |
| 114 | + dirs[key] = value.toObject() |
| 115 | + |
| 116 | + for key, value in self.files.iteritems(): |
| 117 | + fls[key] = value.toObject() |
| 118 | + |
| 119 | + return {"name":self.name, "path":self.path, "numfiles":len(self.files), "directories":dirs, "files":fls, "aeskey":self.aeskey} |
| 120 | + |
| 121 | + def fromObject(self, obj): |
| 122 | + self.name = obj["name"] if "name" in obj else "" |
| 123 | + self.path = obj["path"] if "path" in obj else "" |
| 124 | + self.numfiles = obj["numfiles"] if "numfiles" in obj else "" |
| 125 | + self.aeskey = obj["aeskey"] if "aeskey" in obj else "" |
| 126 | + |
| 127 | + if "directories" in obj: |
| 128 | + for key, value in obj["directories"].iteritems(): |
| 129 | + d = JPKDirectoryEntry() |
| 130 | + d.fromObject(value) |
| 131 | + self.directories[key] = d |
| 132 | + |
| 133 | + if "files" in obj: |
| 134 | + for key, value in obj["files"].iteritems(): |
| 135 | + f = JPKFileEntry() |
| 136 | + f.fromObject(value) |
| 137 | + self.files[key] = f |
| 138 | + |
| 139 | + def toJson(self): |
| 140 | + return json.dumps(self.toObject()) |
| 141 | + |
| 142 | + def fromJson(self, json): |
| 143 | + obj = json.loads(json) |
| 144 | + self.fromObject(obj) |
| 145 | + |
| 146 | +def JMS: |
| 147 | + MAGIC = "JMS1" |
| 148 | + volumeTable = [] |
| 149 | + fileTable = JPKDirectoryEntry() |
| 150 | + producerId = 0 |
| 151 | + flags = 0 |
| 152 | + userflags = 0 |
| 153 | + |
| 154 | + def __init__(self, volumeTable=[], fileTable={}, producerId=0, flags=0, userflags=0): |
| 155 | + self.volumeTable = volumeTable |
| 156 | + self.fileTable = fileTable |
| 157 | + self.producerId = producerId |
| 158 | + self.flags = flags |
| 159 | + self.userflags = userflags |
| 160 | + |
| 161 | + def toObject(self): |
| 162 | + vt = [] |
| 163 | + ft = {} |
| 164 | + for value in self.volumeTable: |
| 165 | + vt.append(value.toObject()) |
| 166 | + |
| 167 | + for key, value in self.fileTable: |
| 168 | + ft[key] = value.toObject() |
| 169 | + |
| 170 | + return {"MAGIC":self.MAGIC, "volumeTable":vt, "fileTable":ft, "producerId": self.producerId, "flags":self.flags,"userflags":self.userflags} |
| 171 | + |
| 172 | + def fromObject(self, obj): |
| 173 | + self.MAGIC = obj["MAGIC"] if "MAGIC" in obj else self.MAGIC |
| 174 | + self.producerId = obj["producerId"] if "producerId" in obj else 0 |
| 175 | + self.flags = obj["flags"] if "flags" in obj else 0 |
| 176 | + self.userflags = obj["userflags"] if "userflags" in obj else 0 |
| 177 | + |
| 178 | + self.fileTable = JPKDirectoryEntry() |
| 179 | + if "fileTable" in obj: |
| 180 | + self.fileTable.fromObject(obj["fileTable"]) |
| 181 | + |
| 182 | + self.volumeTable = [] |
| 183 | + |
| 184 | + if "volumeTable" in obj: |
| 185 | + for value in obj["volumeTable"]: |
| 186 | + v = JPKVolumeEntry() |
| 187 | + v.fromObject(value) |
| 188 | + self.volumeTable.append(v) |
| 189 | + |
| 190 | + def fromBinary(self, data): |
| 191 | + self.MAGIC = data[:4] |
| 192 | + if not self.MAGIC == "JMS1": |
| 193 | + print "Invalid Magic for JMS file: %s" %self.MAGIC |
| 194 | + self.MAGIC = "JMS1" |
| 195 | + return |
| 196 | + |
| 197 | + fileTableOffset = struct.unpack("<I", data[len(data)-4:len(data)]) |
| 198 | + volumeTableSize = fileTableOffset - 0xC |
| 199 | + fileTableSize = len(data) - fileTableOffset - 12 |
| 200 | + |
| 201 | + fileTableData = json.loads(data[fileTableOffset:fileTableOffset+fileTableSize]) |
| 202 | + volumeTableData = json.loads(data[0xC:volumeTableSize+0xC]) |
| 203 | + |
| 204 | + self.fileTable = JPKDirectoryEntry() |
| 205 | + self.fileTable.fromJson(fileTableData) |
| 206 | + |
| 207 | + self.volumeTable = [] |
| 208 | + for value in volumeTableData: |
| 209 | + v = JPKVolumeEntry() |
| 210 | + v.fromObject(value) |
| 211 | + self.volumeTable.append(v) |
0 commit comments