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Kovid Goyal 2018-12-27 09:51:03 +05:30
parent 8179235f2d
commit 23f0256db7
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2 changed files with 19 additions and 20 deletions
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1
src/calibre/utils/chm/__init__.py
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@ -26,4 +26,3 @@
__all__ = ["chm", "chmlib", "_chmlib", "extra"] __all__ = ["chm", "chmlib", "_chmlib", "extra"]
__version__ = "0.8.4" __version__ = "0.8.4"
__revision__ = "$Id: __init__.py,v 1.8 2006/06/18 10:50:43 rubensr Exp $" __revision__ = "$Id: __init__.py,v 1.8 2006/06/18 10:50:43 rubensr Exp $"

32
src/calibre/utils/chm/chm.py
View File

@ -210,11 +210,11 @@ class CHMFile:
such as the index file name and the topics file. It returns 1 on such as the index file name and the topics file. It returns 1 on
success, and 0 if it fails. success, and 0 if it fails.
''' '''
if (self.filename is not None): if self.filename is not None:
self.CloseCHM() self.CloseCHM()
self.file = chmlib.chm_open(archiveName) self.file = chmlib.chm_open(archiveName)
if (self.file is None): if self.file is None:
return 0 return 0
self.filename = archiveName self.filename = archiveName
@ -227,7 +227,7 @@ class CHMFile:
This function will close the CHM file, if it is open. All variables This function will close the CHM file, if it is open. All variables
are also reset. are also reset.
''' '''
if (self.filename is not None): if self.filename is not None:
chmlib.chm_close(self.file) chmlib.chm_close(self.file)
self.file = None self.file = None
self.filename = '' self.filename = ''
@ -265,32 +265,32 @@ class CHMFile:
while (index < size): while (index < size):
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
if (cursor == 0): if cursor == 0:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
self.topics = '/' + text[index:index+cursor-1] self.topics = '/' + text[index:index+cursor-1]
elif (cursor == 1): elif cursor == 1:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
self.index = '/' + text[index:index+cursor-1] self.index = '/' + text[index:index+cursor-1]
elif (cursor == 2): elif cursor == 2:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
self.home = '/' + text[index:index+cursor-1] self.home = '/' + text[index:index+cursor-1]
elif (cursor == 3): elif cursor == 3:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
self.title = text[index:index+cursor-1] self.title = text[index:index+cursor-1]
elif (cursor == 4): elif cursor == 4:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
self.lcid = buff[index] + (buff[index+1] * 256) self.lcid = buff[index] + (buff[index+1] * 256)
elif (cursor == 6): elif cursor == 6:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
@ -300,13 +300,13 @@ class CHMFile:
tmp2 = '/' + tmp + '.hhk' tmp2 = '/' + tmp + '.hhk'
res1, ui1 = chmlib.chm_resolve_object(self.file, tmp1) res1, ui1 = chmlib.chm_resolve_object(self.file, tmp1)
res2, ui2 = chmlib.chm_resolve_object(self.file, tmp2) res2, ui2 = chmlib.chm_resolve_object(self.file, tmp2)
if (not self.topics) and \ if not self.topics and \
(res1 == chmlib.CHM_RESOLVE_SUCCESS): res1 == chmlib.CHM_RESOLVE_SUCCESS:
self.topics = '/' + tmp + '.hhc' self.topics = '/' + tmp + '.hhc'
if (not self.index) and \ if not self.index and \
(res2 == chmlib.CHM_RESOLVE_SUCCESS): res2 == chmlib.CHM_RESOLVE_SUCCESS:
self.index = '/' + tmp + '.hhk' self.index = '/' + tmp + '.hhk'
elif (cursor == 16): elif cursor == 16:
index += 2 index += 2
cursor = buff[index] + (buff[index+1] * 256) cursor = buff[index] + (buff[index+1] * 256)
index += 2 index += 2
@ -329,7 +329,7 @@ class CHMFile:
This auxiliary function reads and returns the topics tree file This auxiliary function reads and returns the topics tree file
contents for the CHM archive. contents for the CHM archive.
''' '''
if (self.topics is None): if self.topics is None:
return None return None
if self.topics: if self.topics:
@ -338,7 +338,7 @@ class CHMFile:
return None return None
size, text = chmlib.chm_retrieve_object(self.file, ui, 0, ui.length) size, text = chmlib.chm_retrieve_object(self.file, ui, 0, ui.length)
if (size == 0): if size == 0:
sys.stderr.write('GetTopicsTree: file size = 0\n') sys.stderr.write('GetTopicsTree: file size = 0\n')
return None return None
return text return text