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This commit is contained in:
Kovid Goyal 2011-07-26 23:28:31 -06:00
parent 543cabb418
commit 25ef6ef13a
1 changed files with 23 additions and 17 deletions
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40
src/calibre/ebooks/mobi/writer2/indexer.py
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@ -172,11 +172,12 @@ class TBS(object): # {{{
trailing byte sequence for the record.
'''
def __init__(self, data, is_periodical, first=False, all_sections=[],
def __init__(self, data, is_periodical, first=False, section_map={},
after_first=False):
self.section_map = OrderedDict((i.index, i) for i in
sorted(all_sections, key=lambda x:x.offset))
self.section_map = section_map
import pprint
pprint.pprint(data)
print()
if is_periodical:
# The starting bytes.
# The value is zero which I think indicates the periodical
@ -216,21 +217,22 @@ class TBS(object): # {{{
def periodical_tbs(self, data, first, depth_map):
buf = StringIO()
has_section_start = (depth_map[1] and depth_map[1][0] in
data['starts'])
has_section_start = (depth_map[1] and
set(depth_map[1]).intersection(set(data['starts'])))
spanner = data['spans']
first_node = None
for nodes in depth_map.values():
for node in nodes:
if (first_node is None or (node.offset, node.depth) <
(first_node.offset, first_node.depth)):
first_node = node
parent_section_index = -1
if depth_map[0]:
# We have a terminal record
first_node = None
for nodes in (depth_map[1], depth_map[2]):
for node in nodes:
if (first_node is None or (node.offset, node.depth) <
(first_node.offset, first_node.depth)):
first_node = node
typ = (self.type_110 if has_section_start else self.type_010)
if first_node.depth > 0:
if first_node is not None and first_node.depth > 0:
parent_section_index = (first_node.index if first_node.depth
== 1 else first_node.parent_index)
else:
@ -257,7 +259,8 @@ class TBS(object): # {{{
if typ not in (self.type_110, self.type_111) and parent_section_index > 0:
# Write starting section information
if spanner is None:
num_articles = len(depth_map[1])
num_articles = len([a for a in depth_map[1] if a.parent_index
== parent_section_index])
extra = {}
if num_articles > 1:
extra = {0b0100: num_articles}
@ -662,6 +665,9 @@ class Indexer(object): # {{{
self.tbs_map = {}
found_node = False
sections = [i for i in self.indices if i.depth == 1]
section_map = OrderedDict((i.index, i) for i in
sorted(sections, key=lambda x:x.offset))
deepest = max(i.depth for i in self.indices)
for i in xrange(self.number_of_text_records):
@ -698,11 +704,11 @@ class Indexer(object): # {{{
if (data['ends'] or data['completes'] or data['starts'] or
data['spans'] is not None):
self.tbs_map[i+1] = TBS(data, self.is_periodical, first=not
found_node, all_sections=sections)
found_node, section_map=section_map)
found_node = True
else:
self.tbs_map[i+1] = TBS({}, self.is_periodical, first=False,
after_first=found_node)
after_first=found_node, section_map=section_map)
def get_trailing_byte_sequence(self, num):
return self.tbs_map[num].bytestring