def visit_bullet_list(self, node):
n = len(self.list_stack) % 3
style = self.stylesheet['list']['bullet']
if style:
bullet = style[n]
else:
bullet = ''
l = structured.UnorderedListBuilder(bullet)
style = {}
l.begin(self, style)
self.push_style(node, style)
self.list_stack.append(l)
self.in_item = False
def decode_structured(self, text, location):
self.location = location
self._font_size_stack = [3]
self.list_stack.append(structured.UnorderedListBuilder({}))
self.strip_leading_space = True
self.block_begin = True
self.need_block_begin = False
self.element_stack = ['_top_block']
self.in_metadata = False
self.in_pre = False
self.push_style('_default', self.default_style)
self.feed(text)
self.close()
def handle_starttag(self, tag, case_attrs):
if self.in_metadata:
return
element = tag.lower()
attrs = {}
for key, value in case_attrs:
attrs[key.lower()] = value
if element in _metadata_elements:
self.in_metadata = True
elif element in _block_elements:
# Pop off elements until we get to a block container.
while self.element_stack[-1] not in _block_containers:
self.handle_endtag(self.element_stack[-1])
if not self.block_begin:
self.add_text('\n')
self.block_begin = True
self.need_block_begin = False
self.element_stack.append(element)
style = {}
if element in ('b', 'strong'):
style['bold'] = True
elif element in ('i', 'em', 'var'):
style['italic'] = True
elif element in ('tt', 'code', 'samp', 'kbd'):
style['font_name'] = 'Courier New'
elif element == 'u':
color = self.current_style.get('color')
if color is None:
color = [0, 0, 0, 255]
style['underline'] = color
elif element == 'font':
if 'face' in attrs:
style['font_name'] = attrs['face'].split(',')
if 'size' in attrs:
size = attrs['size']
try:
if size.startswith('+'):
size = self._font_size_stack[-1] + int(size[1:])
elif size.startswith('-'):
size = self._font_size_stack[-1] - int(size[1:])
else:
size = int(size)
except ValueError:
size = 3
self._font_size_stack.append(size)
if size in self.font_sizes:
style['font_size'] = self.font_sizes.get(size, 3)
else:
self._font_size_stack.append(self._font_size_stack[-1])
if 'color' in attrs:
try:
style['color'] = _parse_color(attrs['color'])
except ValueError:
pass
elif element == 'sup':
size = self._font_size_stack[-1] - 1
style['font_size'] = self.font_sizes.get(size, 1)
style['baseline'] = '3pt'
elif element == 'sub':
size = self._font_size_stack[-1] - 1
style['font_size'] = self.font_sizes.get(size, 1)
style['baseline'] = '-3pt'
elif element == 'h1':
style['font_size'] = 24
style['bold'] = True
style['align'] = 'center'
elif element == 'h2':
style['font_size'] = 18
style['bold'] = True
elif element == 'h3':
style['font_size'] = 16
style['bold'] = True
elif element == 'h4':
style['font_size'] = 14
style['bold'] = True
elif element == 'h5':
style['font_size'] = 12
style['bold'] = True
elif element == 'h6':
style['font_size'] = 12
style['italic'] = True
elif element == 'br':
self.add_text(u'\u2028')
self.strip_leading_space = True
elif element == 'p':
if attrs.get('align') in ('left', 'center', 'right'):
style['align'] = attrs['align']
elif element == 'center':
style['align'] = 'center'
elif element == 'pre':
style['font_name'] = 'Courier New'
style['margin_bottom'] = 0
self.in_pre = True
elif element == 'blockquote':
left_margin = self.current_style.get('margin_left') or 0
right_margin = self.current_style.get('margin_right') or 0
style['margin_left'] = left_margin + 60
style['margin_right'] = right_margin + 60
elif element == 'q':
self.handle_data(u'\u201c')
elif element == 'ol':
try:
start = int(attrs.get('start', 1))
except ValueError:
start = 1
format = attrs.get('type', '1') + '.'
builder = structured.OrderedListBuilder(start, format)
builder.begin(self, style)
self.list_stack.append(builder)
elif element in ('ul', 'dir', 'menu'):
type = attrs.get('type', 'disc').lower()
if type == 'circle':
mark = u'\u25cb'
elif type == 'square':
mark = u'\u25a1'
else:
mark = u'\u25cf'
builder = structured.UnorderedListBuilder(mark)
builder.begin(self, style)
self.list_stack.append(builder)
elif element == 'li':
self.list_stack[-1].item(self, style)
self.strip_leading_space = True
elif element == 'dl':
style['margin_bottom'] = 0
elif element == 'dd':
left_margin = self.current_style.get('margin_left') or 0
style['margin_left'] = left_margin + 30
elif element == 'img':
image = self.get_image(attrs.get('src'))
if image:
width = attrs.get('width')
if width:
width = int(width)
height = attrs.get('height')
if height:
height = int(height)
self.prepare_for_data()
self.add_element(structured.ImageElement(image, width, height))
self.strip_leading_space = False
self.push_style(element, style)
