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Allow using HTML in book list template

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Kovid Goyal 2017-07-18 11:03:48 +05:30
parent 08da31ba3c
commit c50ed74f83
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1 changed files with 25 additions and 12 deletions
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21
src/pyj/book_list/custom_list.pyj
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@ -1,5 +1,6 @@
# vim:fileencoding=utf-8
# License: GPL v3 Copyright: 2017, Kovid Goyal <kovid at kovidgoyal.net>
# globals: NodeFilter
from __python__ import bound_methods, hash_literals
from elementmaker import E
@ -40,7 +41,7 @@ def default_template():
'comments_fields': v"['comments']",
'lines': [
_('<b>{title}</b> by {authors}'),
_('{series_index} of {series}') + '|||{rating}',
_('{series_index} of <i>{series}</i>') + '|||{rating}',
'{tags}',
_('Date: {timestamp} Published: {pubdate}'),
]
@ -172,7 +173,15 @@ def render_field(field, mi, book_id): # {{{
def render_part(part, template, book_id, metadata):
count = rendered_count = 0
ans = E.div()
for field in part.split(/({[_a-z0-9]+})/):
ans.innerHTML = part
walk = document.createTreeWalker(ans, NodeFilter.SHOW_TEXT, None, False)
replacements = v'[]'
while True:
n = walk.nextNode()
if not n:
break
rendered = E.span()
for field in n.nodeValue.split(/({[_a-z0-9]+})/):
if field[0] is '{' and field[-1] is '}':
count += 1
val = render_field(field[1:-1], metadata, book_id)
@ -180,9 +189,13 @@ def render_part(part, template, book_id, metadata):
rendered_count += 1
if jstype(val) is 'string':
val = document.createTextNode(val)
ans.appendChild(val)
rendered.appendChild(val)
else:
ans.appendChild(document.createTextNode(field))
rendered.appendChild(document.createTextNode(field))
replacements.push(v'[rendered, n]')
for new_child, old_child in replacements:
old_child.parentNode.replaceChild(new_child, old_child)
if count and not rendered_count:
return