Módulo:Excerpt
This module is rated as beta, and is ready for widespread use. It is still new and should be used with some caution to ensure the results are as expected. |
This Lua module is used on approximately 6600 pages and changes may be widely noticed. Test changes in the module's /sandbox or /testcases subpages. Consider discussing changes on the talk page before implementing them.
Tranclusion count updated automatically (see documentation). |
Error de Lua en Módulo:Lua_banner en la línea 113: attempt to index field 'edit' (a nil value).
This module implements Template:Excerpt.
- See Template:Excerpt for documentation on the template parameters
- See mw:Module:Excerpt for documentation on this module
- See Module:Excerpt/config for configuration of this module
Portals
revisaPortals still use a previous version of this module:
- Module:Excerpt/portals / sandbox — Used by:
- {{Transclude lead excerpt}} / sandbox / testcases
- {{Transclude linked excerpt}} / sandbox / testcases
- {{Transclude list item excerpt}} / sandbox / testcases
- {{Transclude random excerpt}} / sandbox / testcases
- {{Transclude selected excerpt}} / sandbox / testcases
- Module:Excerpt slideshow / sandbox — Uses Module:Excerpt/portals and is used by:
- Module:Random slideshow / sandbox — Uses Module:Excerpt/portals and is used by:
- {{Random slideshow}} / sandbox / testcases
- {{Transclude files as random slideshow}} / sandbox / testcases
local Transcluder = require('Module:Transcluder')
local yesno = require('Module:Yesno')
local ok, config = pcall(require, 'Module:Excerpt/config')
if not ok then config = {} end
local p = {}
-- Helper function to get arguments
local args
function getArg(key, default)
value = args[key]
if value and mw.text.trim(value) ~= '' then
return value
end
return default
end
-- Helper function to handle errors
function getError(message, value)
if type(message) == 'string' then
message = Transcluder.getError(message, value)
end
if config.categories and config.categories.errors and mw.title.getCurrentTitle().isContentPage then
message:node('[[Category:' .. config.categories.errors .. ']]')
end
return message
end
-- Helper function to get localized messages
function getMessage(key)
local ok, TNT = pcall(require, 'Module:TNT')
if not ok then return key end
return TNT.format('I18n/Module:Excerpt.tab', key)
end
function p.main(frame)
args = Transcluder.parseArgs(frame)
-- Make sure the requested page exists
local page = getArg(1)
if not page then return getError('no-page') end
local title = mw.title.new(page)
if not title then return getError('no-page') end
if title.isRedirect then title = title.redirectTarget end
if not title.exists then return getError('page-not-found', page) end
page = title.prefixedText
-- Set variables
local fragment = getArg('fragment')
local section = fragment or getArg(2, getArg('section', mw.ustring.match(getArg(1), '[^#]+#([^#]+)') ) )
local hat = yesno( getArg('hat', true) )
local this = getArg('this')
local only = getArg('only')
local files = getArg('files')
local lists = getArg('lists')
local tables = getArg('tables')
local sections = not yesno( getArg('sections') )
local templates = table.concat((config.templates or {}), ',')
local paragraphs = getArg('paragraphs')
local references = getArg('references')
local noBold = not yesno( getArg('bold') )
local inline = yesno( getArg('inline') )
local quote = yesno( getArg('quote') )
local more = yesno( getArg('more') )
local class = getArg('class')
-- Build the hatnote
if hat and not inline then
if this then
hat = this
elseif quote then
hat = getMessage('this')
elseif only then
hat = getMessage(only)
else
hat = getMessage('section')
end
hat = hat .. ' ' .. getMessage('excerpt') .. ' '
if section and not fragment then
hat = hat .. '[[' .. page .. '#' .. mw.uri.anchorEncode(section) .. '|' .. page
.. ' § ' .. mw.ustring.gsub(section, '%[%[([^]|]+)|?[^]]*%]%]', '%1') .. ']]' -- remove nested links
else
hat = hat .. '[[' .. page .. ']]'
end
hat = hat .. "''" .. '<span class="mw-editsection-like plainlinks"><span class="mw-editsection-bracket">[</span>['
hat = hat .. title:fullUrl('action=edit') .. ' ' .. mw.message.new('editsection'):plain()
hat = hat .. ']<span class="mw-editsection-bracket">]</span></span>' .. "''"
local ok, Hatnote = pcall(require, 'Module:Hatnote')
if ok then
hat = Hatnote._hatnote( hat, { extraclasses = 'dablink excerpt-hat', selfref = true } )
else
hat = mw.html.create('div'):addClass('dablink excerpt-hat'):wikitext(hat)
end
else
hat = nil
end
-- Build the "Read more" link
if more and not inline then
more = "'''[[" .. page .. '#' .. (section or '') .. "|" .. getMessage('more') .. "]]'''"
more = mw.html.create('div'):addClass('noprint excerpt-more'):wikitext(more)
else
more = nil
end
-- Build the options for Module:Transcluder out of the template arguments and the desired defaults
local options = {
files = files,
lists = lists,
tables = tables,
paragraphs = paragraphs,
templates = templates ~= '' and '-' .. templates,
sections = sections,
categories = 0,
references = references,
only = only and mw.text.trim(only, 's') .. 's',
noBold = noBold,
noSelfLinks = true,
noNonFreeFiles = true,
noBehaviorSwitches = true,
fixReferences = true,
linkBold = true,
}
-- Get the excerpt itself
local title = page .. '#' .. (section or '')
local ok, excerpt = pcall(Transcluder.get, title, options)
if not ok then return getError(excerpt) end
if mw.text.trim(excerpt) == '' then
if section then return getError('section-empty', section) else return getError('lead-empty') end
end
-- Add a line break in case the excerpt starts with a table or list
excerpt = '\n' .. excerpt
-- If no file was found, try to excerpt one from the removed infoboxes
local fileNamespaces = Transcluder.getNamespaces('File')
if (files ~= '0' or not files) and not Transcluder.matchAny(excerpt, '%[%[', fileNamespaces, ':') and config.captions then
local templates = Transcluder.get(title, { only = 'templates', templates = templates, fixReferences = true } )
local parameters = Transcluder.getParameters(templates)
local file, captions, caption
for _, pair in pairs(config.captions) do
file = pair[1]
file = parameters[file]
if file and Transcluder.matchAny(file, '^.*%.', {'[Jj][Pp][Ee]?[Gg]','[Pp][Nn][Gg]','[Gg][Ii][Ff]','[Ss][Vv][Gg]'}, '.*') then
file = mw.ustring.match(file, '%[?%[?.-:([^{|]+)%]?%]?') or file -- [[File:Example.jpg{{!}}upright=1.5]] to Example.jpg
captions = pair[2]
for _, p in pairs(captions) do
if parameters[p] then caption = parameters[p] break end
end
excerpt = '[[File:' .. file .. '|thumb|' .. (caption or '') .. ']]' .. excerpt
break
end
end
end
-- Remove nested categories
excerpt = frame:preprocess(excerpt)
local categories, excerpt = Transcluder.getCategories(excerpt, options.categories)
-- Add tracking categories
if config.categories then
local contentCategory = config.categories.content
if contentCategory and mw.title.getCurrentTitle().isContentPage then
excerpt = excerpt .. '[[Category:' .. contentCategory .. ']]'
end
local namespaceCategory = config.categories[ mw.title.getCurrentTitle().namespace ]
if namespaceCategory then
excerpt = excerpt .. '[[Category:' .. namespaceCategory .. ']]'
end
end
-- Load the styles
local styles
if config.styles then
styles = frame:extensionTag( 'templatestyles', '', { src = config.styles } )
end
-- Combine and return the elements
local tag1 = 'div'
local tag2 = 'div'
if inline then
tag1 = 'span'
tag2 = 'span'
elseif quote then
tag2 = 'blockquote'
end
excerpt = mw.html.create(tag1):addClass('excerpt'):wikitext(excerpt)
local block = mw.html.create(tag2):addClass('excerpt-block'):addClass(class)
return block:node(styles):node(hat):node(excerpt):node(more)
end
-- Entry points for backwards compatibility
function p.lead(frame) return p.main(frame) end
function p.excerpt(frame) return p.main(frame) end
return p