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wozardry
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support setting creator (regression) and refactor creator validation

This commit is contained in:
4am 2019-02-17 15:30:09 -05:00
parent 4145d18e5b
commit 17b850c54c
1 changed files with 5 additions and 7 deletions
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12
wozardry.py
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@ -12,7 +12,7 @@ import itertools
import os
__version__ = "2.0-alpha" # https://semver.org
__date__ = "2019-02-15"
__date__ = "2019-02-17"
__progname__ = "wozardry"
__displayname__ = __progname__ + " " + __version__ + " by 4am (" + __date__ + ")"
@ -278,7 +278,7 @@ class WozValidator:
def validate_info_creator(self, creator_as_bytes):
raise_if(len(creator_as_bytes) > 32, WozINFOFormatError_BadCreator, "Creator is longer than 32 bytes")
try:
creator_as_bytes.decode("UTF-8")
return creator_as_bytes.decode("UTF-8").strip()
except:
raise_if(True, WozINFOFormatError_BadCreator, "Creator is not valid UTF-8")
@ -287,10 +287,6 @@ class WozValidator:
self.validate_info_creator(creator_as_bytes)
return creator_as_bytes
def decode_info_creator(self, creator_as_bytes):
self.validate_info_creator(creator_as_bytes)
return creator_as_bytes.decode("UTF-8").strip()
def validate_info_disk_sides(self, disk_sides):
"""|disk_sides| can be str, bytes, or int. returns same value as int"""
# assumes WOZ version 2 or later
@ -402,7 +398,7 @@ class WozReader(WozDiskImage, WozValidator):
self.info["write_protected"] = self.validate_info_write_protected(data[2]) # boolean
self.info["synchronized"] = self.validate_info_synchronized(data[3]) # boolean
self.info["cleaned"] = self.validate_info_cleaned(data[4]) # boolean
self.info["creator"] = self.decode_info_creator(data[5:37]) # string
self.info["creator"] = self.validate_info_creator(data[5:37]) # string
if self.info["version"] >= 2:
self.info["disk_sides"] = self.validate_info_disk_sides(data[37]) # int
self.info["boot_sector_format"] = self.validate_info_boot_sector_format(data[38]) # int
@ -875,6 +871,8 @@ requires_machine, notes, side, side_name, contributor, image_date. Other keys ar
self.output.info[k] = self.output.validate_info_synchronized(v)
elif k == "cleaned":
self.output.info[k] = self.output.validate_info_cleaned(v)
elif k == "creator":
self.output.info[k] = self.output.validate_info_creator(self.output.encode_info_creator(v))
if self.output.info["version"] == 1: continue
# remaining fields are only recognized in WOZ2 files (v2+ INFO chunk)