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multiple-bibliographies.lua
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multiple-bibliographies.lua
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-- file: multiple-bibliographies.lua
--- collection of all cites in the document
local all_cites = {}
--- document meta value
local doc_meta = pandoc.Meta{}
--- Create a bibliography for a given topic. This acts on all divs whose ID
-- starts with "refs", followed by nothings but underscores and alphanumeric
-- characters.
local function create_topic_bibliography (div)
local name = div.identifier:match('^refs([_%w]*)$')
if not name then
return nil
end
local tmp_blocks = {
pandoc.Para(all_cites),
pandoc.Div({}, pandoc.Attr('refs')),
}
local tmp_meta = pandoc.Meta{bibliography = doc_meta['bibliography' .. name]}
local tmp_doc = pandoc.Pandoc(tmp_blocks, tmp_meta)
local res = pandoc.utils.run_json_filter(tmp_doc, 'pandoc-citeproc')
-- first block of the result contains the dummy para, second is the refs Div
div.content = res.blocks[2].content
return div
end
local function resolve_doc_citations (doc)
-- combine all bibliographies
local meta = doc.meta
local orig_bib = meta.bibliography
meta.bibliography = pandoc.MetaList{orig_bib}
for name, value in pairs(meta) do
if name:match('^bibliography_') then
table.insert(meta.bibliography, value)
end
end
doc = pandoc.utils.run_json_filter(doc, 'pandoc-citeproc')
doc.meta.bibliography = orig_bib -- restore to original value
return doc
end
return {
{
Cite = function (c) all_cites[#all_cites + 1] = c end,
Meta = function (m) doc_meta = m end,
},
{Pandoc = resolve_doc_citations,},
{Div = create_topic_bibliography,}
}