mirror of
https://github.com/SickGear/SickGear.git
synced 2024-11-22 12:55:05 +00:00
51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
"""
|
|
Parallel Realities Starfighter .pak file parser
|
|
|
|
See http://www.parallelrealities.co.uk/projects/starfighter.php
|
|
or svn://svn.debian.org/svn/pkg-games/packages/trunk/starfighter/
|
|
|
|
Author: Oliver Gerlich
|
|
"""
|
|
|
|
from hachoir.parser import Parser
|
|
from hachoir.field import (UInt32, String, SubFile, FieldSet)
|
|
from hachoir.core.endian import LITTLE_ENDIAN
|
|
from hachoir.core.text_handler import filesizeHandler
|
|
|
|
|
|
class FileEntry(FieldSet):
|
|
|
|
def createFields(self):
|
|
yield String(self, "filename", 56, truncate="\0")
|
|
yield filesizeHandler(UInt32(self, "size"))
|
|
yield SubFile(self, "data", self["size"].value, filename=self["filename"].value)
|
|
|
|
def createDescription(self):
|
|
return self["filename"].value
|
|
|
|
|
|
class PRSPakFile(Parser):
|
|
|
|
PARSER_TAGS = {
|
|
"id": "prs_pak",
|
|
"category": "archive",
|
|
"file_ext": ("pak",),
|
|
"mime": (u"application/octet-stream",),
|
|
"min_size": 4 * 8, # just the identifier
|
|
"magic": ((b'PACK', 0),),
|
|
"description": "Parallel Realities Starfighter .pak archive",
|
|
}
|
|
|
|
endian = LITTLE_ENDIAN
|
|
|
|
def validate(self):
|
|
return (self.stream.readBytes(0, 4) == b'PACK'
|
|
and self["file[0]/size"].value >= 0
|
|
and len(self["file[0]/filename"].value) > 0)
|
|
|
|
def createFields(self):
|
|
yield String(self, "magic", 4)
|
|
|
|
# all remaining data must be file entries:
|
|
while self.current_size < self._size:
|
|
yield FileEntry(self, "file[]")
|