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FB2 output: Implement links.

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This commit is contained in:
John Schember 2009-08-08 20:54:30 -04:00
parent a25d93dff2
commit b1486cc5b5
1 changed files with 49 additions and 2 deletions
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51
src/calibre/ebooks/fb2/fb2ml.py
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@ -38,6 +38,14 @@ TAG_SPACE = [
'br',
]
TAG_IMAGES = [
'img',
]
TAG_LINKS = [
'a',
]
STYLES = [
('font-weight', {'bold' : 'strong', 'bolder' : 'strong'}),
('font-style', {'italic' : 'emphasis'}),
@ -48,6 +56,7 @@ class FB2MLizer(object):
def __init__(self, log):
self.log = log
self.image_hrefs = {}
self.link_hrefs = {}
def extract_content(self, oeb_book, opts):
self.log.info('Converting XHTML to FB2 markup...')
@ -57,6 +66,7 @@ class FB2MLizer(object):
def fb2mlize_spine(self):
self.image_hrefs = {}
self.link_hrefs = {}
output = self.fb2_header()
if 'titlepage' in self.oeb_book.guide:
self.log.debug('Generating cover page...')
@ -68,6 +78,7 @@ class FB2MLizer(object):
for item in self.oeb_book.spine:
self.log.debug('Converting %s to FictionBook2 XML' % item.href)
stylizer = Stylizer(item.data, item.href, self.oeb_book, self.opts.output_profile)
output += self.add_page_anchor(item)
output += self.dump_text(item.data.find(XHTML('body')), stylizer, item)
output += self.fb2_body_footer()
output += self.fb2mlize_images()
@ -108,6 +119,19 @@ class FB2MLizer(object):
def fb2_footer(self):
return u'</FictionBook>'
def add_page_anchor(self, page):
return self.get_anchor(page, '')
def get_anchor(self, page, aid):
aid = prepare_string_for_xml(aid)
aid = '%s#%s' % (page.href, aid)
if aid not in self.link_hrefs.keys():
self.link_hrefs[aid] = 'calibre_link-%s' % len(self.link_hrefs.keys())
print aid,
print self.link_hrefs[aid]
aid = self.link_hrefs[aid]
return '<v id="%s"></v>' % aid
def fb2mlize_images(self):
images = u''
for item in self.oeb_book.manifest:
@ -149,11 +173,34 @@ class FB2MLizer(object):
tag = barename(elem.tag)
tag_count = 0
if tag == 'img':
if tag in TAG_IMAGES:
if page.abshref(elem.attrib['src']) not in self.image_hrefs.keys():
self.image_hrefs[page.abshref(elem.attrib['src'])] = '%s.jpg' % len(self.image_hrefs.keys())
fb2_text += '<image xlink:href="#%s" />' % self.image_hrefs[page.abshref(elem.attrib['src'])]
if tag in TAG_LINKS:
href = elem.get('href')
if href:
href = prepare_string_for_xml(page.abshref(href))
if '://' in href:
fb2_text += '<a xlink:href="%s">' % href
else:
if '#' not in href:
href += '#'
if href not in self.link_hrefs.keys():
self.link_hrefs[href] = 'calibre_link-%s' % len(self.link_hrefs.keys())
print href,
print self.link_hrefs[href]
href = self.link_hrefs[href]
fb2_text += '<a xlink:href="#%s">' % href
tag_count += 1
tag_stack.append('a')
# Anchor ids
id_name = elem.get('id')
if id_name:
fb2_text += self.get_anchor(page, id_name)
fb2_tag = TAG_MAP.get(tag, None)
if fb2_tag and fb2_tag not in tag_stack:
tag_count += 1