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Filter out <meta> tags when rendering book

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This commit is contained in:
Kovid Goyal 2016-04-01 23:04:17 +05:30
parent 585c9ced46
commit a951180190
1 changed files with 9 additions and 5 deletions
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14
src/calibre/srv/render_book.py
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@ -188,8 +188,11 @@ boolean_attributes = frozenset('allowfullscreen,async,autofocus,autoplay,checked
def serialize_elem(elem, nsmap):
ns, name = split_name(elem.tag)
nl = name.lower()
if nl == 'meta':
return # Filter out <meta> tags as they have unknown side-effects
if name.lower() in {'img', 'script', 'link', 'image', 'style'}:
name = name.lower()
name = nl
ans = {'n':name}
if elem.text:
ans['x'] = elem.text
@ -260,10 +263,11 @@ def html_as_dict(root):
elem, node = stack.pop()
for i, child in enumerate(elem.iterchildren('*')):
cnode = serialize_elem(child, nsmap)
tags.append(cnode)
child_tree_node = [len(tags)-1]
node.append(child_tree_node)
stack.append((child, child_tree_node))
if cnode is not None:
tags.append(cnode)
child_tree_node = [len(tags)-1]
node.append(child_tree_node)
stack.append((child, child_tree_node))
ns_map = [ns for ns, nsnum in sorted(nsmap.iteritems(), key=lambda x: x[1])]
return {'ns_map':ns_map, 'tag_map':tags, 'tree':tree}