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Remove unused code

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Kovid Goyal 2019-11-09 08:25:12 +05:30
parent cb6b93ef30
commit ce81764353
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 7 additions and 75 deletions
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82
src/calibre/srv/render_book.py
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@ -52,7 +52,7 @@ from polyglot.binary import (
as_base64_unicode as encode_component, from_base64_bytes,
from_base64_unicode as decode_component
)
from polyglot.builtins import as_bytes, is_py3, iteritems, map, unicode_type
from polyglot.builtins import as_bytes, iteritems, map, unicode_type
from polyglot.urllib import quote, urlparse
RENDER_VERSION = 1
@ -705,38 +705,6 @@ known_tags = ('img', 'script', 'link', 'image', 'style')
discarded_tags = ('meta', 'base')
def serialize_elem(elem, nsmap):
ns, name = split_name(elem.tag)
nl = name.lower()
if nl in discarded_tags:
# Filter out <meta> tags as they have unknown side-effects
# Filter out <base> tags as the viewer uses <base> for URL resolution
return
if nl in known_tags:
name = nl
ans = {'n':name}
if elem.text:
ans['x'] = elem.text
if elem.tail:
ans['l'] = elem.tail
if ns:
ns = nsmap[ns]
if ns:
ans['s'] = ns
attribs = []
for attr, val in elem.items():
attr_ns, aname = split_name(attr)
attrib = aname, val
if attr_ns:
attr_ns = nsmap[attr_ns]
if attr_ns:
attrib = aname, val, attr_ns
attribs.append(attrib)
if attribs:
ans['a'] = attribs
return ans
def ensure_body(root):
# Make sure we have only a single <body>
bodies = list(root.iterchildren(XHTML('body')))
@ -759,10 +727,13 @@ def html_as_json(root):
if ns not in (None, XHTML_NS):
raise ValueError('HTML tag must be in empty or XHTML namespace')
ensure_body(root)
pl, err = plugins['html_as_json']
if err:
raise SystemExit('Failed to load html_as_json plugin with error: {}'.format(err))
try:
serialize = plugins['html_as_json'][0].serialize
except (KeyError, AttributeError):
return as_bytes(json.dumps(html_as_dict(root), ensure_ascii=False, separators=(',', ':')))
serialize = pl.serialize
except AttributeError:
raise SystemExit('You are running calibre from source, you need to also update the main calibre installation to version >=4.3')
for child in tuple(root.iterchildren('*')):
if child.tag.partition('}')[-1] not in ('head', 'body'):
root.remove(child)
@ -770,45 +741,6 @@ def html_as_json(root):
return serialize(root, Comment)
def html_as_dict(root):
for child in tuple(root.iterchildren('*')):
if child.tag.partition('}')[-1] not in ('head', 'body'):
root.remove(child)
root.text = root.tail = None
if is_py3:
nsmap = defaultdict(count().__next__)
else:
nsmap = defaultdict(count().next)
nsmap[XHTML_NS]
tags = [serialize_elem(root, nsmap)]
tree = [0]
stack = [(root, tree)]
while stack:
elem, node = stack.pop()
prev_child_node = None
for child in elem.iterchildren():
tag = getattr(child, 'tag', None)
if tag is None or callable(tag):
tail = getattr(child, 'tail', None)
if tail:
if prev_child_node is None:
parent_node = node[-1]
parent_node = tags[parent_node]
parent_node['x'] = parent_node.get('x', '') + tail
else:
prev_child_node['l'] = prev_child_node.get('l', '') + tail
else:
cnode = serialize_elem(child, nsmap)
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))
prev_child_node = cnode
ns_map = [ns for ns, nsnum in sorted(iteritems(nsmap), key=lambda x: x[1])]
return {'ns_map':ns_map, 'tag_map':tags, 'tree':tree}
def serialize_datetimes(d):
for k in tuple(d):
v = d[k]