Module:Wikidata: Difference between revisions

Content deleted Content added
update function getDateValue to make use of the formatting ability already written for the latter functions
update getDateValue to better handle different date precisions
Line 139:
if _date_format ~= nil then
return d(_date_format)
else
return printError("unknown-datetime-format")
end
end
 
-- This local function combines the year/month/day/BC/BCE handling of parseDateValue{}
-- with the millennium/century/decade handling of formatDate()
local function parseDateFull(timestamp, precision, date_format, date_addon)
local prefix_addon = i18n["datetime"]["prefix-addon"]
local addon_sep = i18n["datetime"]["addon-sep"]
local addon = ""
 
-- check for negative date
if string.sub(timestamp, 1, 1) == '-' then
timestamp = '+' .. string.sub(timestamp, 2)
addon = date_addon
end
-- get the next four characters after the + (should be the year now in all cases)
-- ok, so this is dirty, but let's get it working first
local intyear = tonumber(string.sub(timestamp, 2, 5))
if intyear == 0 and precision <= 9 then
return ""
end
-- precision is 10000 years or more
if precision <= 5 then
local factor = 10 ^ ((5 - precision) + 4)
local y2 = math.ceil(math.abs(intyear) / factor)
local relative = mw.ustring.gsub(i18n.datetime[precision], "$1", tostring(y2))
if addon ~= "" then
-- negative date
relative = mw.ustring.gsub(i18n.datetime.beforenow, "$1", relative)
else
relative = mw.ustring.gsub(i18n.datetime.afternow, "$1", relative)
end
return relative
end
 
-- precision is decades, centuries and millennia
local era
if precision == 6 then era = mw.ustring.gsub(i18n.datetime[6], "$1", tostring(math.floor((math.abs(intyear) - 1) / 1000) + 1)) end
if precision == 7 then era = mw.ustring.gsub(i18n.datetime[7], "$1", tostring(math.floor((math.abs(intyear) - 1) / 100) + 1)) end
if precision == 8 then era = mw.ustring.gsub(i18n.datetime[8], "$1", tostring(math.floor(math.abs(intyear) / 10) * 10)) end
if era then
if addon ~= "" then
era = mw.ustring.gsub(mw.ustring.gsub(i18n.datetime.bc, '"', ""), "$1", era)
else
era = mw.ustring.gsub(mw.ustring.gsub(i18n.datetime.ad, '"', ""), "$1", era)
end
return era
end
local _date_format = i18n["datetime"]["format"][date_format]
if _date_format ~= nil then
-- check for precision is year and override supplied date_format
if precision == 9 then
_date_format = i18n["datetime"][9]
end
local year_suffix
local tstr = ""
local lang_obj = mw.language.new(wiki.langcode)
local f_parts = mw.text.split(_date_format, 'Y', true)
for idx, f_part in pairs(f_parts) do
year_suffix = ''
if string.match(f_part, "x[mijkot]$") then
-- for non-Gregorian year
f_part = f_part .. 'Y'
elseif idx < #f_parts then
-- supress leading zeros in year
year_suffix = lang_obj:formatDate('Y', timestamp)
year_suffix = string.gsub(year_suffix, '^0+', '', 1)
end
tstr = tstr .. lang_obj:formatDate(f_part, timestamp) .. year_suffix
end
local fdate
if addon ~= "" and prefix_addon then
fdate = addon .. addon_sep .. tstr
elseif addon ~= "" then
fdate = tstr .. addon_sep .. addon
else
fdate = tstr
end
return fdate
else
return printError("unknown-datetime-format")
Line 563 ⟶ 648:
local timestamp = v.mainsnak.datavalue.value.time
local dateprecision = v.mainsnak.datavalue.value.precision
out[#out + 1] = formatDateparseDateFull(timestamp, dateprecisionprecision, "Z"date_format, date_addon)
end
end