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Viewer: Fix a regression that broke detection of popup footnotes using epub3 markup

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Kovid Goyal 2020-02-20 14:00:45 +05:30
parent 3196e631ef
commit 2ef5d143c5
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1 changed files with 14 additions and 1 deletions
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15
src/pyj/read_book/footnotes.pyj
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@ -14,6 +14,12 @@ def elem_roles(elem):
return {k.toLowerCase(): True for k in (elem.getAttribute('role') or '').split(' ')}
def epub_type(elem):
for a in elem.attributes:
if a.nodeName.toLowerCase() == 'epub:type' and a.nodeValue:
return a.nodeValue
def get_containing_block(node):
while node and node.tagName and block_names[node.tagName.toLowerCase()] is not True:
node = node.parentNode
@ -26,6 +32,8 @@ def is_footnote_link(a, dest_name, dest_frag, src_name, link_to_map):
return True
if roles['doc-link']:
return False
if epub_type(a) is 'noteref':
return True
# Check if node or any of its first few parents have vertical-align set
x, num = a, 3
@ -50,7 +58,7 @@ def is_footnote_link(a, dest_name, dest_frag, src_name, link_to_map):
eid = a.getAttribute('id') or a.getAttribute('name')
files_linking_to_self = link_to_map[src_name]
if eid and files_linking_to_self:
files_linking_to_anchor = files_linking_to_self[eid]
files_linking_to_anchor = files_linking_to_self[eid] or v'[]'
if files_linking_to_anchor.length > 1 or (files_linking_to_anchor.length == 1 and files_linking_to_anchor[0] is not src_name):
# An <a href="..." id="..."> link that is linked back from some other
# file in the spine, most likely an endnote. We exclude links that are
@ -77,6 +85,11 @@ is_footnote_link.vert_aligns = {'sub': True, 'super': True, 'top': True, 'bottom
def is_epub_footnote(node):
et = epub_type(node)
if et:
et = et.toLowerCase()
if et is 'note' or et is 'footnote' or et is 'rearnote':
return True
roles = elem_roles(node)
if roles['doc-note'] or roles['doc-footnote'] or roles['doc-rearnote']:
return True