Módulo:Random slideshow

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Este módulo está classificado como alfa. Ele está pronto para aceitar dados de terceiros, e pode ser utilizado em algumas páginas para ver se aparecem problemas, mas deve ser vigiado. Sugestões para novas funções ou alterações dos seus mecanismos de dados de entrada e saída são bem-vindas.

Este módulo depende dos seguintes outros módulos:

Esse módulo utiliza TemplateStyles^EN:

Módulo:Random slideshow/styles.css

Uso

{{#invoke:Random slideshow|main}}: Ver {{Random slideshow}} para detalhes.
{{#invoke:Random slideshow|transclui}}: Ver {{Transclude files as random slideshow}} para detalhes.

Este módulo também é utilizado pelo Módulo:Excerpt slideshow.

Ver também

A documentação acima é transcluída de Módulo:Random slideshow/doc.
Editores podem experimentar nas páginas de teste e de exemplos para testes deste módulo.
Subpáginas deste módulo.

-- Creates a slideshow gallery where the order is randomised. Intended for use on portal pages.
local p = {}
local excerptModule =  require('Module:Excerto/portais')
local randomModule = require('Module:Random')
local redirectModule = require('Module:Redirect')

function cleanupArgs(argsTable)
    local cleanArgs = {}
    for key, val in pairs(argsTable) do
        if type(val) == 'string' then
            val = val:match('^%s*(.-)%s*$')
            if val ~= '' then
                cleanArgs[key] = val
            end
        else
            cleanArgs[key] = val
        end
    end
    return cleanArgs
end

function normaliseCssMeasurement(input)
    local suffix = string.reverse(string.sub(string.reverse(input), 1, 2))
    if ( suffix == 'px' ) or ( suffix == 'em' ) or ( string.sub(suffix, 2, 2) == '%' ) then
        return input
    else
        return input .. 'px'
    end
end

function isDeclined(val)
    if not val then return false end
    local declinedWords = " decline declined exclude excluded false none not no n off omit omitted remove removed não removido nenhum excluído falso"
    return string.find(declinedWords , ' '..val..' ', 1, true ) and true or false
end

function makeOutput(galleryLines, maxWidth, containerClassName, nonRandom)
    local randomiseArgs = {    ['t'] = galleryLines }
    local sortedLines = nonRandom and galleryLines or randomModule.main('array', randomiseArgs)
    for i = 1, #sortedLines do
        -- insert a switcher-label span just after the first pipe (which has already been escaped as {{!}} instead the | character)
        sortedLines[i] = sortedLines[i]:gsub(
            "%{%{%!%}%}",
            '{{!}}<span class="switcher-label" style="display:none"><span class="randomSlideshow-sr-only">Image ' .. tostring(i) .. '</span></span>',
            1)
    end
    local galleryContent = table.concat(sortedLines, '\n')
    local output = '<div class="' .. containerClassName .. '" style="max-width:' .. normaliseCssMeasurement(maxWidth) .. '; margin:-4em auto;"><div class="nomobile"><!--intentionally empty on desktop, and is not present on mobile website (outside template namesapce)--></div>{{#tag:gallery|' .. galleryContent  .. '|mode=slideshow|class=switcher-container}}</div>'
    return output
end

function makeGalleryLine(file, caption, credit)
    local title = mw.title.new(file, "File" )
    if not title
    then
        return "File:Blank.png{{!}}{{Erro|File [[:File:" .. file .. "]] does not exist.}}"
    end
    local creditLine = ( credit and '<p><span style="font-size:88%">' .. credit .. '</span></p>' or '' )
    return title.prefixedText .. '{{!}}' .. ( caption or '' ) .. creditLine
end

function makeGalleryLinesTable(args)
    local galleryLinesTable = {}
    local i = 1
    while args[i] do
        table.insert(galleryLinesTable, makeGalleryLine(args[i], args[i+1], args['credit' .. (i+1)/2]))
        i = i + 2
    end
    return galleryLinesTable
end

function hasCaption(line)
    local caption = mw.ustring.match(line, ".-{{!}}(.*)")
    -- require caption to exist with more than 5 characters (avoids sizes etc being mistaken for captions)
    return caption and #caption>5 and true or false
end

function extractGalleryFiles(wikitext)
    local gallery = mw.ustring.match(wikitext, '<gallery.->%s*(.-)%s*</gallery>')
    if not gallery then
        return false
    end
    gallery = mw.ustring.gsub(gallery, '|', '{{!}}')
    return mw.text.split(gallery, '%c')
end

function extractRegularFiles(wikitext)
    local files = {}
    local frame = mw.getCurrentFrame()
    local expand = function(template)
        return frame:preprocess(template)
    end
    for file in mw.ustring.gmatch(wikitext, '%b[]' ) do
        -- remove keywords that don't work in galleries
        file = mw.ustring.gsub(file, '|%s*thumb%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*thumbnail%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*border%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*left%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*right%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*center%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*centre%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*baseline%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*sub%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*super%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*top%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*text%-top%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*bottom%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*text%-bottom%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*framed?%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*frameless%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*upright%s*[0-9%.]*%s*([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*upright%s*=.-([|%]])', '%1')
        file = mw.ustring.gsub(file, '|%s*link%s*=.-([|%]])', '%1')
        -- remove spaces prior to captions (which cause pre-formatted text)
        file = mw.ustring.gsub(file, '|%s*', '|')
        -- remove sizes, which sometimes get mistaken for captions
        file = mw.ustring.gsub(file, '|%s*%d*x?%d+%s*px%s*([|%]])', '%1')
        -- expand templates
        file = mw.ustring.gsub(file, '{%b{}}', expand)
        -- remove loose closing braces which don't have matching opening braces
        file = mw.ustring.gsub(file, '}}', '')
        -- remove loose opening braces which don't have matching closing braces (and the subsequent content, which is probably just a template name)
        file = mw.ustring.gsub(file, '{{.-([|%]])', '$1')
        -- replace pipes and equals (which would otherwise break the {{#tag:}} syntax)
        file = mw.ustring.gsub(file, '|%s*alt%s*=', '{{! }}alt=')
        file = mw.ustring.gsub(file, '|', '{{!}}')
        file = mw.ustring.gsub(file, '=', '{{=}}')
        -- remove linebreaks
        file = mw.ustring.gsub(file, '\n\n', '<br>')
        file = mw.ustring.gsub(file, '\n', '')
        -- remove surrounding square brackets
        file = mw.ustring.gsub(file, '^%[%[', '')
        file = mw.ustring.gsub(file, '%]%]$', '')
        table.insert(files, file)
    end
    return files
end

function makeTranscludedGalleryLinesTables(args)
    local namespaceNumber = function(pagetitle)
        local titleObject = mw.title.new(pagetitle)
        return titleObject and titleObject.namespace
    end
    local lines = {}
    local i = 1
    while args[i] do
        if namespaceNumber(args[i]) == 6 then -- file namespace
            -- args[i] is either just the filename, or uses syntax File:Name.jpg##Caption##Credit
            local parts = mw.text.split(args[i], '##%s*')
            local filename = parts[1]
            local caption = args['caption'..i] or parts[2] or false
            local credit = args['credit'..i] or parts[3] or false
            local line = makeGalleryLine(filename, caption, credit)
            table.insert(lines, line)
        else
            local content, pagename = excerptModule.getContent(args[i])
            if not pagename then
                return error('Cannot read a valid page for "' .. args[i] .. '"', 0)
            elseif not content then
                return error('No content found on page "' .. args[i] .. '"', 0)
            end
            if args['section'..i] then
                content = excerptModule.getSection(content, args['section'..i]) or ''
            end
            content = excerptModule.cleanupText(content, {keepSubsections=true}) -- true means keep subsections
   
            local galleryFiles = extractGalleryFiles(content)
            if galleryFiles then
                for _, f in pairs(galleryFiles) do
                    if hasCaption(f) then
                        local filename = string.gsub(f, '{{!}}.*', '')
                        local isOkay = excerptModule.checkImage(filename)
                        if isOkay then
                            table.insert(lines, f.." (from '''[["..pagename.."]]''')")
                        end
                    end
                end
            end
   
            local otherFiles = excerptModule.parse(content, {fileflags="1-100", filesOnly=true})
            if otherFiles then
                for _, f in pairs(extractRegularFiles(otherFiles)) do
                    if f and f ~= '' and mw.ustring.sub(f, 1, 5) == 'File:' and hasCaption(f) then
                        table.insert(lines, f.." (from '''[["..pagename.."]]''')")
                    end
                end
            end
       
        end
        i = i + 1
    end
    return ( #lines > 0 ) and lines or error('No images found')
end

p._main = function(args, transclude, extraClassName)
    if not args[1] then
        return error(linked and 'No page specified' or 'No page specified', 0)
    end
    local lines = transclude and makeTranscludedGalleryLinesTables(args) or makeGalleryLinesTable(args)
    local classNames = 'randomSlideshow-container'
    if extraClassName then classNames = classNames .. ' ' .. extraClassName end
    return makeOutput(lines, args.width or '100%', classNames, isDeclined(args.random))
end

p.main = function(frame)
    local parent = frame.getParent(frame)
    local parentArgs = parent.args
    local args = cleanupArgs(parentArgs)
    local output = p._main(args, false)
    return frame:extensionTag{ name='templatestyles', args = { src='Module:Random slideshow/styles.css'} }
        .. frame:preprocess(output)
end

p.transclude = function(frame)
    local parent = frame.getParent(frame)
    local parentArgs = parent.args
    local args = cleanupArgs(parentArgs)
    local output = p._main(args, true)
    return frame:extensionTag{ name='templatestyles', args = { src='Module:Random slideshow/styles.css'} }
        .. frame:preprocess(output)
end

return p

v d e Predefinições de Portal
Esquema e formatação	{{Box-header_portal}} versões de palete de cor plain round square watch {{Box-header colour}}¹ {{Box-footer portal}} {{Colunas flex}} {{Plain navboxes}} {{Marco 3D}} {{Base de portal}}
Transclusão de conteúdo	{{Transclude lead excerpt}}² {{Transclude random excerpt}}² {{Transclude selected excerpt}}² {{Transclude linked excerpt}}² {{Transclude list item excerpt}}² {{Transclude selected current events}}³ {{Transclude selected recent additions}}⁴ {{Transclude DYK}}⁹ {{Excerto}}
Slideshows de conteúdo	{{Random slideshow}}⁵ {{Transclude files as random slideshow}}⁵ {{Transclude excerpts as random slideshow}}⁶ {{Transclude linked excerpts as random slideshow}}⁶ {{Transclude list item excerpts as random slideshow}}⁶
Randomização de conteúdo	{{Random quotation}} {{Random portal component}}⁷ {{Random subpágina}}
Geral	{{Portais1}} {{Portals browsebar}} {{Portal description}} {{WikimediaForPortals}} {{Portal navbar no header2}} {{Portal information sidebar}} Portal:Esqueleto de caixa de portal modelo
Predefinições de ligacões	{{Portal}} {{Portal-inline}}¹¹ {{Barra de portal}} {{Portal3}}
Páginas de discussão / Manutenção	{{Discussão portal}}
Imagens	{{Portal dynamic image}} {{Portal image banner}}¹⁰ {{Portal pictures}} {{Portal POTD}}
Módulos	¹Módulo:Box-header ²Módulo:Excerpt ³Módulo:Selected current events ⁴Módulo:Selected recent additions ⁵Módulo:Random slideshow ⁶Módulo:Excerpt slideshow ⁷Módulo:Random portal component ⁸Módulo:Portal maintenance status ⁹Módulo:Transclude DYK ¹⁰Módulo:Portal image banner ¹¹Módulo:Portal-inline ¹² Módulo:Portal pictures
Uso	Wikipédia:Portal
Para mais informações veja: Wikipédia:Projetos/Portais · Ver também: `Categoria:!Predefinições de configurações de portais` e `Categoria:!Predefinições de portais`