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--
-- Copyright (c) 2021-2022 Zeping Lee
-- Released under the MIT license.
-- Repository: https://github.com/zepinglee/citeproc-lua
--
local style_module = {}
local dom = require("luaxml-domobject")
local Element = require("citeproc-element").Element
local IrNode = require("citeproc-ir-node").IrNode
local Rendered = require("citeproc-ir-node").Rendered
local SeqIr = require("citeproc-ir-node").SeqIr
local PlainText = require("citeproc-output").PlainText
local DisamStringFormat = require("citeproc-output").DisamStringFormat
local util = require("citeproc-util")
local Style = Element:derive("style")
function Style:new()
local o = {
children = {},
macros = {},
locales = {},
initialize_with_hyphen = true,
demote_non_dropping_particle = "display-and-sort",
}
setmetatable(o, self)
self.__index = self
return o
end
function Style:parse(xml_str)
-- The parsing error is not caught by busted in some situcations and thus it's processed here.
-- discretionary_CitationNumberAuthorOnlyThenSuppressAuthor.txt
local status, csl_xml = pcall(function () return dom.parse(xml_str) end)
if not status or not csl_xml then
if csl_xml then
local error_message = string.match(csl_xml, "^.-: (.*)$")
util.error("CSL parsing error: " .. util.rstrip(error_message))
else
util.error("CSL parsing error")
end
return nil
end
local style_node = csl_xml:get_path("style")[1]
if not csl_xml then
error('Element "style" not found.')
end
return Style:from_node(style_node)
end
function Style:from_node(node)
local o = Style:new()
o:set_attribute(node, "class")
o:set_attribute(node, "default-locale")
o:set_attribute(node, "version")
-- Global Options
o.initialize_with_hyphen = true
o:set_bool_attribute(node, "initialize-with-hyphen")
o:set_attribute(node, "page-range-format")
o:set_attribute(node, "demote-non-dropping-particle")
-- Inheritable Name Options
-- https://docs.citationstyles.org/en/stable/specification.html#inheritable-name-options
o.name_inheritance = require("citeproc-node-names").Name:new()
Element.make_name_inheritance(o.name_inheritance, node)
if o.page_range_format == "chicago" then
if o.version < "1.1" then
o.page_range_format = "chicago-15"
else
o.page_range_format = "chicago-16"
end
end
o.macros = {}
o.locales = {}
o.children = {}
o:process_children_nodes(node)
for _, child in ipairs(o.children) do
local element_name = child.element_name
if element_name == "info" then
o.info = child
elseif element_name == "citation" then
o.citation = child
elseif element_name == "bibliography" then
o.bibliography = child
elseif element_name == "intext" then
o.intext = child
elseif element_name == "macro" then
o.macros[child.name] = child
elseif element_name == "locale" then
local xml_lang = child.xml_lang or "@generic"
o.locales[xml_lang] = child
end
end
return o
end
Style._default_options = {
["initialize-with-hyphen"] = true,
["page-range-format"] = nil,
["demote-non-dropping-particle"] = "display-and-sort",
}
function Style:set_lang(lang, force_lang)
local default_locale = self:get_attribute("default-locale")
if lang then
if default_locale and not force_lang then
self.lang = default_locale
end
else
self.lang = default_locale or "en-US"
end
end
local Info = Element:derive("info")
function Info:from_node(node)
local o = Info:new()
-- o.authors = nil
-- o.contributors = nil
o.categories = {}
o.id = nil
-- o.issn = nil
-- o.eissn = nil
-- o.issnl = nil
o.links = {
independent_parent = nil,
}
-- o.published = nil
-- o.rights = nil
-- o.summary = nil
o.title = nil
-- o.title_short = nil
o.updated = nil
for _, child in ipairs(node:get_children()) do
if child:is_element() then
local element_name = child:get_element_name()
if element_name == "category" then
local citation_format = child:get_attribute("citation-format")
if citation_format then
o.categories.citation_format = citation_format
end
elseif element_name == "id" then
o.id = child:get_text()
elseif element_name == "link" then
local href = child:get_attribute("href")
local rel = child:get_attribute("rel")
if href and rel == "independent-parent" then
o.links.independent_parent = href
end
elseif element_name == "title" then
o.title = child:get_text()
elseif element_name == "updated" then
o.updated = child:get_text()
end
end
end
return o
end
style_module.Style = Style
return style_module
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