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--
-- Copyright (c) 2021-2023 Zeping Lee
-- Released under the MIT license.
-- Repository: https://github.com/zepinglee/citeproc-lua
--
local context = {}
local unicode
local LocalizedQuotes
local util
if kpse then
unicode = require("citeproc-unicode")
LocalizedQuotes = require("citeproc-output").LocalizedQuotes
util = require("citeproc-util")
else
unicode = require("citeproc.unicode")
LocalizedQuotes = require("citeproc.output").LocalizedQuotes
util = require("citeproc.util")
end
local Context = {
reference = nil,
format = nil,
cite_id = nil,
style = nil,
locale = nil,
name_citation = nil,
names_delimiter = nil,
position = nil,
disamb_pass = nil,
cite = nil,
bib_number = nil,
in_bibliography = false,
sort_key = nil,
year_suffix = nil,
}
function Context:new()
local o = {
in_bibliography = false
}
setmetatable(o, self)
self.__index = self
return o
end
function Context:get_variable(name, form)
local variable_type = util.variable_types[name]
if variable_type == "number" then
return self:get_number(name)
-- elseif variable_type == "date" then
-- return self:get_date(name)
elseif variable_type == "name" then
return self:get_name(name)
else
return self:get_ordinary(name, form)
end
end
function Context:get_number(name)
if name == "locator" then
return self.cite.locator
elseif name == "citation-number" then
-- return self.bib_number
return self.reference["citation-number"]
elseif name == "first-reference-note-number" then
return self.cite["first-reference-note-number"]
elseif name == "page-first" then
return self.page_first(self.reference.page)
else
return self.reference[name]
end
end
function Context:get_ordinary(name, form)
local res = nil
local variable_name = name
if form and form ~= "long" then
variable_name = variable_name .. "-" .. form
end
if variable_name == "locator" or variable_name == "label" and self.cite then
res = self.cite[variable_name]
else
res = self.reference[variable_name]
end
if res then
return res
end
if variable_name == "container-title-short" then
res = self.reference["journalAbbreviation"]
if res then
return res
end
end
if form then
res = self.reference[name]
if res then
return res
end
end
-- if name == "title-short" or name == "container-title-short" then
-- variable_name = string.gsub(name, "%-short$", "")
-- res = self.reference[variable_name]
-- end
return res
end
-- TODO: optimize: process only once
-- TODO: organize the name parsing code
function Context:get_name(variable_name)
local names = self.reference[variable_name]
if names then
for _, name in ipairs(names) do
if name.family == "" then
name.family = nil
end
if name.given == "" then
name.given = nil
end
if name.given and not name.family then
name.family = name.given
name.given = nil
end
self:parse_name_suffix(name)
self:split_ndp_family(name)
-- self:split_given_ndp(name)
self:split_given_dp(name)
end
end
return names
end
function Context:parse_name_suffix(name)
if not name.suffix and name.family and string.match(name.family, ",") then
local words = util.split(name.family, ",%s*")
name.suffix = words[#words]
name.family = table.concat(util.slice(words, 1, -2), ", ")
end
if not name.suffix and name.given and string.match(name.given, ",") then
-- Split name suffix: magic_NameSuffixNoComma.txt
-- "John, III" => given: "John", suffix: "III"
local words = util.split(name.given, ",%s*")
name.suffix = words[#words]
name.given = table.concat(util.slice(words, 1, -2), ", ")
end
end
function Context:split_ndp_family(name)
if name["non-dropping-particle"] or not name.family then
return
end
if util.startswith(name.family, '"') and util.endswith(name.family, '"') then
-- Stop parsing family name if surrounded by quotation marks
-- bugreports_parseName.txt
name.family = string.gsub(name.family, '"', "")
return
end
local ndp_parts = {}
local family_parts = {}
local parts = util.split(name.family)
for i, part in ipairs(parts) do
local ndp, family
-- d'Aubignac
ndp, family = string.match(part, "^(%l')(.+)$")
if ndp and family then
table.insert(ndp_parts, ndp)
parts[i] = family
else
ndp, family = string.match(part, "^(%l’)(.+)$")
if ndp and family then
table.insert(ndp_parts, ndp)
parts[i] = family
else
-- al-Aswānī
ndp, family = string.match(part, "^(%l+%-)(.+)$")
if ndp and family then
table.insert(ndp_parts, ndp)
parts[i] = family
elseif i < #parts and unicode.islower(part) then
table.insert(ndp_parts, part)
end
end
end
if ndp or i == #parts then
for j = i, #parts do
table.insert(family_parts, parts[j])
end
break
end
if not unicode.islower(part) then
for j = i, #parts do
table.insert(family_parts, parts[j])
end
break
end
end
if #ndp_parts > 0 then
name["non-dropping-particle"] = table.concat(ndp_parts, " ")
name.family = table.concat(family_parts, " ")
end
end
function Context:split_given_dp(name)
if name["dropping-particle"] or not name.given then
return
end
local dp_parts = {}
local given_parts = {}
local parts = util.split(name.given)
for i = #parts, 1, -1 do
local part = parts[i]
if i == 1 or not unicode.islower(part) then
for j = 1, i do
table.insert(given_parts, parts[j])
end
break
end
-- name_ParsedDroppingParticleWithApostrophe.txt
-- given: "François Hédelin d'" =>
-- given: "François Hédelin", dropping-particle: "d'"
if string.match(part, "^%l+'?$") or string.match(part, "^%l+’$") then
table.insert(dp_parts, 1, part)
end
end
if #dp_parts > 0 then
name["dropping-particle"] = table.concat(dp_parts, " ")
name.given = table.concat(given_parts, " ")
end
end
-- function Context:split_given_ndp(name)
-- if name["non-dropping-particle"] or not name.given then
-- return
-- end
-- if not (string.match(name.given, "%l'$") or string.match(name.given, "%l’$")) then
-- return
-- end
-- local words = util.split(name.given)
-- if #words < 2 then
-- return
-- end
-- local last_word = words[#words]
-- if util.endswith(last_word, "'") or util.endswith(last_word, util.unicode["apostrophe"]) then
-- name["non-dropping-particle"] = last_word
-- name.given = table.concat(util.slice(words, 1, -2), " ")
-- end
-- util.debug(name)
-- end
function Context:get_localized_date(form)
return self.locale.dates[form]
end
function Context:get_macro(name)
local res = self.style.macros[name]
if not res then
util.error(string.format('Undefined macro "%s"', name))
end
return res
end
function Context:get_simple_term(name, form, plural)
-- assert(self.locale)
return self.locale:get_simple_term(name, form, plural)
end
function Context:get_localized_quotes()
return LocalizedQuotes:new(
self:get_simple_term("open-quote"),
self:get_simple_term("close-quote"),
self:get_simple_term("open-inner-quote"),
self:get_simple_term("close-inner-quote"),
self.locale.style_options.punctuation_in_quote
)
end
function Context.page_first(page)
local page_first = util.split(page, "%s*[&,-]%s*")[1]
return util.split(page_first, util.unicode["en dash"])[1]
end
-- https://docs.citationstyles.org/en/stable/specification.html#non-english-items
function Context:is_english()
local language = self:get_variable("language")
if util.startswith(self.engine.lang, "en") then
if not language or util.startswith(language, "en") then
return true
else
return false
end
else
if language and util.startswith(language, "en") then
return true
else
return false
end
end
end
local IrState = {}
function IrState:new(style, cite_id, cite, reference)
local o = {
macro_stack = {},
suppressed = {},
}
setmetatable(o, self)
self.__index = self
return o
end
function IrState:push_macro(macro_name)
for _, name in ipairs(macro_name) do
if name == macro_name then
util.error(string.format('Recursive macro "%s".', macro_name))
end
table.insert(self.macro_stack, macro_name)
end
end
function IrState:pop_macro(macro_name)
table.remove(self.macro_stack)
end
context.Context = Context
context.IrState = IrState
return context
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