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Fixes decompression of base64 strings originated from JS compressor i… #4

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Merged
merged 1 commit into from
Jun 1, 2018
Merged

Fixes decompression of base64 strings originated from JS compressor i… #4

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20 changes: 16 additions & 4 deletions lzstring/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -527,12 +527,18 @@ def decompress(self, compressed):
power = 1

while power != maxpower:
resb = data_val & data_position
if data_val is not None:
resb = data_val & data_position
else:
resb = 0
data_position >>= 1

if data_position == 0:
data_position = 32768
data_val = ord(data_string[data_index])
if data_index < len(data_string):
data_val = ord(data_string[data_index])
else:
data_val = None
data_index += 1

bits |= (1 if resb > 0 else 0) * power
Expand All @@ -555,12 +561,18 @@ def decompress(self, compressed):
power = 1

while power != maxpower:
resb = data_val & data_position
if data_val is not None:
resb = data_val & data_position
else:
resb = 0
data_position >>= 1

if data_position == 0:
data_position = 32768
data_val = ord(data_string[data_index])
if data_index < len(data_string):
data_val = ord(data_string[data_index])
else:
data_val = None
data_index += 1

bits |= (1 if resb > 0 else 0) * power
Expand Down