Module:Excerpt: Difference between revisions

Revision as of 12:50, 16 March 2023

Latest revision as of 01:57, 28 January 2025

(2 intermediate revisions by one other user not shown)

Line 1:

-- Module:Excerpt implements the Excerpt template

-- Documentation and master version: https://en.wikipedia.org/wiki/Module:Excerpt

-- ByAuthors: User:Sophivorus, User:Certes, User:Aidan9382 & others

-- VersionLicense: 1CC-BY-SA-3.60

-- License CC BY-SA-3.0

local Transcluder = require( 'Module:Transcluder' )

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-- Helper function to get arguments

local args

local function getArg( key, default )

local value = args[ key ]

if value and mw.text.trim( value ) ~= '' then

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-- Helper function to handle errors

local function getError( message, value )

if type( message ) == 'string' then

message = Transcluder.getError( message, value )

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-- Helper function to get localized messages

local function getMessage( key )

local ok, TNT = pcall( require, 'Module:TNT' )

if not ok then return key end

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end

-- Main entry point for templates

function p.main( frame )

args = Transcluder.parseArgs( frame )

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-- Make sure the requested page exists

local page = getArg( 1 )

if not page or page == '{{{1}}}' then return getError( 'no-page' ) end

local title = mw.title.new(page)

if not title then return getError( 'noinvalid-pagetitle', page ) end

if title.isRedirect then title = title.redirectTarget end

if not title.exists then return getError( 'page-not-found', page ) end

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local noBold = not yesno( getArg( 'bold' ) )

local onlyFreeFiles = yesno( getArg( 'onlyfreefiles', true ) )

local briefDates = yesno( getArg( 'briefdates', false ) )

local inline = yesno( getArg( 'inline' ) )

local quote = yesno( getArg( 'quote' ) )

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end

hat = hat .. ' ' .. getMessage( 'excerpt' ) .. ' '

if section and not fragment then

hat = hat .. '[[:' .. page .. '#' .. mw.uri.anchorEncode( section ) .. '|' .. displaytitle

.. ' § ' .. mw.ustring.gsub( section, '%[%[([^]|]+)|?[^]]*%]%]', '%1' ) .. ']].' -- remove nested links

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if mw.text.trim( excerpt ) == '' and not only then

if section then return getError( 'section-empty', section ) else return getError( 'lead-empty' ) end

end

-- Fix birth and death dates, but only in the first paragraph

if briefDates then

local startpos = 1 -- skip initial templates

local s

local e = 0

repeat

startpos = e + 1

s, e = mw.ustring.find( excerpt, "%s*%b{}%s*", startpos )

until not s or s > startpos

s, e = mw.ustring.find( excerpt, "%b()", startpos ) -- get (...), which may be (year–year)

if s and s < startpos + 100 then -- look only near the start

local year1, conjunction, year2 = mw.ustring.match( mw.ustring.sub( excerpt, s, e ), '(%d%d%d+)(.-)(%d%d%d+)' )

if year1 and year2 and (mw.ustring.match( conjunction, '[%-–—]' ) or mw.ustring.match( conjunction, '{{%s*[sS]nd%s*}}' )) then

local y1 = tonumber(year1)

local y2 = tonumber(year2)

if y2 > y1 and y2 < y1 + 125 and y1 <= tonumber( os.date( "%Y" )) then

excerpt = mw.ustring.sub( excerpt, 1, s ) .. year1 .. "–" .. year2 .. mw.ustring.sub( excerpt, e )

end

end

end

end

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infobox = table.concat( infobox )

local parameters = Transcluder.getParameters( infobox )

local file, captions, caption, cssclasses, cssclass

for _, pair in pairs( config.captions ) do

file = pair[1]

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if parameters[ p ] then caption = parameters[ p ] break end

end

excerpt = '[[File:' .. file .. '|thumb|' .. ( caption or '' ) .. ']]' .. excerpt

-- Check for CSS classes

-- We opt to use skin-invert-image instead of skin-invert

-- in all other cases, the CSS provided in the infobox is used

if pair[3] then

cssclasses = pair[3]

for _, p in pairs(cssclasses) do

if parameters[p] then

cssclass = ((parameters[p] == 'skin-invert') and 'skin-invert-image' or parameters[p])

break

end

end

end

excerpt = '[[File:' .. file ..

(cssclass and ('|class=' .. cssclass) or '') ..

excerpt = '[[File:' .. file .. '|thumb|' .. ( caption or '' ) .. ']]' .. excerpt

if ( onlyFreeFiles ) then

excerpt = Transcluder.removeNonFreeFiles( excerpt )