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Conversion pipeline: Support for the :first-letter pseudo selector

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Kovid Goyal 2010-05-10 15:13:54 -06:00
parent 5e5a613b8f
commit 76c7add44c
1 changed files with 18 additions and 2 deletions
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16
src/calibre/ebooks/oeb/stylizer.py
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@ -176,6 +176,9 @@ class Stylizer(object):
class_sel_pat = re.compile(r'\.[a-z]+', re.IGNORECASE) class_sel_pat = re.compile(r'\.[a-z]+', re.IGNORECASE)
capital_sel_pat = re.compile(r'h|[A-Z]+') capital_sel_pat = re.compile(r'h|[A-Z]+')
for _, _, cssdict, text, _ in rules: for _, _, cssdict, text, _ in rules:
fl = ':first-letter' in text
if fl:
text = text.replace(':first-letter', '')
try: try:
selector = CSSSelector(text) selector = CSSSelector(text)
except (AssertionError, ExpressionError, etree.XPathSyntaxError, except (AssertionError, ExpressionError, etree.XPathSyntaxError,
@ -202,6 +205,19 @@ class Stylizer(object):
if found: if found:
self.logger.warn('Ignoring case mismatches for CSS selector: %s in %s' self.logger.warn('Ignoring case mismatches for CSS selector: %s in %s'
%(text, item.href)) %(text, item.href))
if fl:
from lxml.builder import ElementMaker
E = ElementMaker(namespace=XHTML_NS)
for elem in matches:
for x in elem.iter():
if x.text:
span = E.span(x.text[0])
span.tail = x.text[1:]
x.text = None
x.insert(0, span)
self.style(span)._update_cssdict(cssdict)
break
else:
for elem in matches: for elem in matches:
self.style(elem)._update_cssdict(cssdict) self.style(elem)._update_cssdict(cssdict)
for elem in xpath(tree, '//h:img[@width or @height]'): for elem in xpath(tree, '//h:img[@width or @height]'):