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Parse INDEX fields

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Kovid Goyal 2014-03-30 21:21:16 +05:30
parent 0b98f34f84
commit 5d4c4b857e
1 changed files with 63 additions and 33 deletions
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52
src/calibre/ebooks/docx/fields.py
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@ -37,7 +37,9 @@ scanner = re.Scanner([
null = object() null = object()
def parser(name, field_map, default_field_name): def parser(name, field_map, default_field_name=None):
field_map = dict((x.split(':') for x in field_map.split()))
def parse(raw, log=None): def parse(raw, log=None):
ans = {} ans = {}
@ -63,10 +65,15 @@ def parser(name, field_map, default_field_name):
return parse return parse
parse_hyperlink = parser('hyperlink', parse_hyperlink = parser('hyperlink',
{'l':'anchor', 'm':'image-map', 'n':'target', 'o':'title', 't':'target'}, 'url') 'l:anchor m:image-map n:target o:title t:target', 'url')
parse_xe = parser('xe', parse_xe = parser('xe',
{'b':'bold', 'i':'italic', 'f':'entry_type', 'r':'page_range_bookmark', 't':'page_number_text', 'y':'yomi'}, 'text') 'b:bold i:italic f:entry-type r:page-range-bookmark t:page-number-text y:yomi', 'text')
parse_index = parser('index',
'b:bookmark c:columns-per-page d:sequence-separator e:first-page-number-separator'
' f:entry-type g:page-range-separator h:heading k:crossref-separator'
' p:page-number-separator r:run-together y:yomi z:langcode')
class Fields(object): class Fields(object):
@ -94,11 +101,24 @@ class Fields(object):
if stack: if stack:
stack[-1].contents.append(elem) stack[-1].contents.append(elem)
# Parse hyperlink fields field_types = ('hyperlink', 'xe', 'index')
self.hyperlink_fields = [] parsers = {x.upper():getattr(self, 'parse_'+x) for x in field_types}
field_parsers = {f.upper():globals()['parse_%s' % f] for f in field_types}
for f in field_types:
setattr(self, '%s_fields' % f, [])
for field in self.fields: for field in self.fields:
if len(field.instructions) == 1 and field.instructions[0][0] == 'HYPERLINK': if field.instructions:
hl = parse_hyperlink(field.instructions[0][1], log) name = field.instructions[0][0]
func = parsers.get(name, None)
if func is not None:
func(field, field_parsers[name], log)
def parse_hyperlink(self, field, parse_func, log):
# Parse hyperlink fields
if len(field.instructions) == 1:
hl = parse_func(field.instructions[0][1], log)
if hl: if hl:
if 'target' in hl and hl['target'] is None: if 'target' in hl and hl['target'] is None:
hl['target'] = '_blank' hl['target'] = '_blank'
@ -118,15 +138,20 @@ class Fields(object):
for runs in all_runs: for runs in all_runs:
self.hyperlink_fields.append((hl, runs)) self.hyperlink_fields.append((hl, runs))
def parse_xe(self, field, parse_func, log):
# Parse XE fields # Parse XE fields
self.xe_fields = [] xe = parse_func(field.instructions[0][1], log) # TODO: Handle field with multiple instructions
for field in self.fields:
if len(field.instructions) >= 1 and field.instructions[0][0] == 'HYPERLINK':
xe = parse_xe(field.instructions[0][1], log) # TODO: Handle field with multiple instructions
if xe: if xe:
# TODO: parse the field contents # TODO: parse the field contents
self.xe_fields.append(xe) self.xe_fields.append(xe)
def parse_index(self, field, parse_func, log):
# Parse Index fields
if len(field.instructions):
idx = parse_func(field.instructions[0][1], log)
# TODO: parse the field contents
self.index_fields.append(idx)
def test_parse_fields(): def test_parse_fields():
import unittest import unittest
@ -146,6 +171,11 @@ def test_parse_fields():
ae(r'name \b \i', {'text':'name', 'bold':None, 'italic':None}) ae(r'name \b \i', {'text':'name', 'bold':None, 'italic':None})
ae(r'xxx \y a', {'text':'xxx', 'yomi':'a'}) ae(r'xxx \y a', {'text':'xxx', 'yomi':'a'})
def test_index(self):
ae = lambda x, y: self.assertEqual(parse_index(x, None), y)
ae(r'', {})
ae(r'\b \c 1', {'bookmark':None, 'columns-per-page': '1'})
suite = unittest.TestLoader().loadTestsFromTestCase(TestParseFields) suite = unittest.TestLoader().loadTestsFromTestCase(TestParseFields)
unittest.TextTestRunner(verbosity=4).run(suite) unittest.TextTestRunner(verbosity=4).run(suite)