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https://github.com/kovidgoyal/calibre.git
synced 2025-07-09 03:04:10 -04:00
RB output: Optimize string manipulation.
This commit is contained in:
John Schember
parent
7fc881735f
commit
7c9b132a7e
@ -71,12 +71,12 @@ class RBMLizer(object):
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def mlize_spine(self):
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self.link_hrefs = {}
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output = u'<HTML><HEAD><TITLE></TITLE></HEAD><BODY>'
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output += self.get_cover_page()
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output += u'ghji87yhjko0Caliblre-toc-placeholder-for-insertion-later8ujko0987yjk'
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output += self.get_text()
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output += u'</BODY></HTML>'
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output = output.replace(u'ghji87yhjko0Caliblre-toc-placeholder-for-insertion-later8ujko0987yjk', self.get_toc())
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output = [u'<HTML><HEAD><TITLE></TITLE></HEAD><BODY>']
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output.append(self.get_cover_page())
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output.append(u'ghji87yhjko0Caliblre-toc-placeholder-for-insertion-later8ujko0987yjk')
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output.append(self.get_text())
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output.append(u'</BODY></HTML>')
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output = ''.join(output).replace(u'ghji87yhjko0Caliblre-toc-placeholder-for-insertion-later8ujko0987yjk', self.get_toc())
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output = self.clean_text(output)
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return output
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@ -92,26 +92,26 @@ class RBMLizer(object):
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return output
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def get_toc(self):
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toc = u''
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toc = [u'']
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if self.opts.inline_toc:
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self.log.debug('Generating table of contents...')
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toc += u'<H1>%s</H1><UL>\n' % _('Table of Contents:')
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toc.append(u'<H1>%s</H1><UL>\n' % _('Table of Contents:'))
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for item in self.oeb_book.toc:
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if item.href in self.link_hrefs.keys():
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toc += '<LI><A HREF="#%s">%s</A></LI>\n' % (self.link_hrefs[item.href], item.title)
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toc.append('<LI><A HREF="#%s">%s</A></LI>\n' % (self.link_hrefs[item.href], item.title))
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else:
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self.oeb.warn('Ignoring toc item: %s not found in document.' % item)
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toc += '</UL>'
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return toc
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toc.append('</UL>')
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return ''.join(toc)
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def get_text(self):
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output = u''
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output = [u'']
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for item in self.oeb_book.spine:
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self.log.debug('Converting %s to RocketBook HTML...' % item.href)
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stylizer = Stylizer(item.data, item.href, self.oeb_book, self.opts.output_profile)
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output += self.add_page_anchor(item)
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output.append(self.add_page_anchor(item))
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output += self.dump_text(item.data.find(XHTML('body')), stylizer, item)
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return output
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return ''.join(output)
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def add_page_anchor(self, page):
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return self.get_anchor(page, '')
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@ -135,14 +135,14 @@ class RBMLizer(object):
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def dump_text(self, elem, stylizer, page, tag_stack=[]):
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if not isinstance(elem.tag, basestring) \
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or namespace(elem.tag) != XHTML_NS:
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return u''
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return [u'']
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text = u''
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text = [u'']
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style = stylizer.style(elem)
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if style['display'] in ('none', 'oeb-page-head', 'oeb-page-foot') \
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or style['visibility'] == 'hidden':
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return u''
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return [u'']
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tag = barename(elem.tag)
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tag_count = 0
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@ -153,12 +153,12 @@ class RBMLizer(object):
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if elem.attrib.get('src', None):
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if page.abshref(elem.attrib['src']) not in self.name_map.keys():
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self.name_map[page.abshref(elem.attrib['src'])] = unique_name('%s' % len(self.image_hrefs.keys()), self.image_hrefs.keys(), self.name_map.keys())
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text += '<IMG SRC="%s">' % self.name_map[page.abshref(elem.attrib['src'])]
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text.append('<IMG SRC="%s">' % self.name_map[page.abshref(elem.attrib['src'])])
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rb_tag = tag.upper() if tag in TAGS else None
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if rb_tag:
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tag_count += 1
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text += '<%s>' % rb_tag
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text.append('<%s>' % rb_tag)
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tag_stack.append(rb_tag)
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# Anchors links
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@ -172,14 +172,14 @@ class RBMLizer(object):
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if href not in self.link_hrefs.keys():
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self.link_hrefs[href] = 'calibre_link-%s' % len(self.link_hrefs.keys())
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href = self.link_hrefs[href]
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text += '<A HREF="#%s">' % href
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text.append('<A HREF="#%s">' % href)
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tag_count += 1
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tag_stack.append('A')
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# Anchor ids
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id_name = elem.get('id')
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if id_name:
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text += self.get_anchor(page, id_name)
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text.append(self.get_anchor(page, id_name))
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# Processes style information
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for s in STYLES:
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@ -187,12 +187,12 @@ class RBMLizer(object):
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if style_tag:
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style_tag = style_tag.upper()
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tag_count += 1
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text += '<%s>' % style_tag
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text.append('<%s>' % style_tag)
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tag_stack.append(style_tag)
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# Proccess tags that contain text.
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if hasattr(elem, 'text') and elem.text != None and elem.text.strip() != '':
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text += prepare_string_for_xml(elem.text)
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text.append(prepare_string_for_xml(elem.text))
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for item in elem:
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text += self.dump_text(item, stylizer, page, tag_stack)
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@ -204,14 +204,14 @@ class RBMLizer(object):
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text += self.close_tags(close_tag_list)
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if hasattr(elem, 'tail') and elem.tail != None and elem.tail.strip() != '':
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text += prepare_string_for_xml(elem.tail)
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text.append(prepare_string_for_xml(elem.tail))
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return text
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def close_tags(self, tags):
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text = u''
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text = [u'']
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for i in range(0, len(tags)):
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tag = tags.pop()
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text += '</%s>' % tag
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text.append('</%s>' % tag)
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return text
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