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Initial stab at parsing XE fields robustly

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This commit is contained in:
Kovid Goyal 2014-03-30 19:40:49 +05:30
parent 2f3727956b
commit 4bede79eae
1 changed files with 44 additions and 12 deletions
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56
src/calibre/ebooks/docx/fields.py
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@ -54,6 +54,23 @@ def parse_hyperlink(raw, log):
last_option = None
return ans
def parse_xe(raw, log):
ans = {}
last_option = None
raw = raw.replace('\\\\', '\x01').replace('\\"', '\x02')
for token, token_type in scanner.scan(raw)[0]:
token = token.replace('\x01', '\\').replace('\x02', '"')
if token_type is FLAG:
last_option = {'b':'bold', 'i':'italic', 'f':'entry_type', 'r':'page_range_bookmark', 't':'page_number_text', 'y':'yomi'}.get(token[1], None)
if last_option is not None:
ans[last_option] = None
elif token_type is WORD:
if last_option is None:
ans['text'] = token
else:
ans[last_option] = token
last_option = None
return ans
class Fields(object):
@ -105,20 +122,35 @@ class Fields(object):
for runs in all_runs:
self.hyperlink_fields.append((hl, runs))
def test_parse_hyperlink():
# Parse XE fields
self.xe_fields = []
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:
# TODO: parse the field contents
self.xe_fields.append(xe)
def test_parse_fields():
import unittest
class TestParseHyperLink(unittest.TestCase):
class TestParseFields(unittest.TestCase):
def test_parsing(self):
self.assertEqual(parse_hyperlink(
r'\l anchor1', None), {'anchor':'anchor1'})
self.assertEqual(parse_hyperlink(
r'www.calibre-ebook.com', None), {'url':'www.calibre-ebook.com'})
self.assertEqual(parse_hyperlink(
r'www.calibre-ebook.com \t target \o tt', None), {'url':'www.calibre-ebook.com', 'target':'target', 'title': 'tt'})
self.assertEqual(parse_hyperlink(
r'"c:\\Some Folder"', None), {'url': 'c:\\Some Folder'})
def test_hyperlink(self):
ae = lambda x, y: self.assertEqual(parse_hyperlink(x, None), y)
ae(r'\l anchor1', {'anchor':'anchor1'})
ae(r'www.calibre-ebook.com', {'url':'www.calibre-ebook.com'})
ae(r'www.calibre-ebook.com \t target \o tt', {'url':'www.calibre-ebook.com', 'target':'target', 'title': 'tt'})
ae(r'"c:\\Some Folder"', {'url': 'c:\\Some Folder'})
suite = unittest.TestLoader().loadTestsFromTestCase(TestParseHyperLink)
def test_xe(self):
ae = lambda x, y: self.assertEqual(parse_xe(x, None), y)
ae(r'"some name"', {'text':'some name'})
ae(r'name \b \i', {'text':'name', 'bold':None, 'italic':None})
ae(r'xxx \y a', {'text':'xxx', 'yomi':'a'})
suite = unittest.TestLoader().loadTestsFromTestCase(TestParseFields)
unittest.TextTestRunner(verbosity=4).run(suite)
if __name__ == '__main__':
test_parse_fields()