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Modul:Infoboxtest

Från Wikipedia
--
-- This module implements {{Infobox}}
--
 
local p = {}

local navbar = require('Module:Navbar')._navbar

local args = {}
local origArgs
local root

local function union(t1, t2)
    -- Returns the union of the values of two tables, as a sequence.
    local vals = {}
    for k, v in pairs(t1) do
        vals[v] = true
    end
    for k, v in pairs(t2) do
        vals[v] = true
    end
    local ret = {}
    for k, v in pairs(vals) do
        table.insert(ret, k)
    end
    return ret
end

local function getArgnums(prefix)
    -- Returns a table containing the numbers of the arguments that exist
    -- for the specified prefix. For example, if the prefix was 'innehåll', and
    -- 'innehåll1', 'innehåll2', and 'innehåll5' exist, it would return {1, 2, 5}.
    local nummer = {}
    for k, v in pairs(args) do
        local num = tostring(k):match('^' .. prefix .. '([1-9]%d*)$')
        if num then table.insert(nummer, tonumber(num)) end
    end
    table.sort(nummer)
    return nummer
end

local function addrad(radArgs)
    -- Adds a rad to the infobox, with either a rubrik cell
    -- or a etikett/innehåll cell combination.
    if radArgs.rubrik then
        root
            :tag('tr')
                :addClass(radArgs.radclass)
                :cssText(radArgs.radstil)
                :attr('id', radArgs.radid)
                :tag('th')
                    :attr('colspan', 2)
                    :attr('id', radArgs.rubrikid)
                    :addClass(radArgs.class)
                    :addClass(args.rubrikclass)
                    :css('text-align', 'center')
                    :cssText(args.rubrikstil)
                    :wikitext(radArgs.rubrik)
    elseif radArgs.innehåll then
        local rad = root:tag('tr')
        rad:addClass(radArgs.radclass)
        rad:cssText(radArgs.radstil)
        rad:attr('id', radArgs.radid)
        if radArgs.etikett then
            rad
                :tag('th')
                    :attr('scope', 'rad')
                    :attr('id', radArgs.etikettid)
                    :cssText(args.etikettstil)
                    :wikitext(radArgs.etikett)
                    :done()
        end
        
        local innehållCell = rad:tag('td')
        if not radArgs.etikett then 
            innehållCell
                :attr('colspan', 2)
                :css('text-align', 'center') 
        end
        innehållCell
            :attr('id', radArgs.innehållid)
            :addClass(radArgs.class)
            :cssText(radArgs.innehållstil)
            :newline()
            :wikitext(radArgs.innehåll)
    end
end

local function rendertitel()
    if not args.titel then return end

    root
        :tag('bildtext')
            :addClass(args.titelclass)
            :cssText(args.titelstil)
            :wikitext(args.titel)
end

local function renderAboverad()
    if not args.above then return end
    
    root
        :tag('tr')
            :tag('th')
                :attr('colspan', 2)
                :addClass(args.aboveclass)
                :css('text-align', 'center')
                :css('font-size', '125%')
                :css('font-weight', 'bold')
                :cssText(args.abovestil)
                :wikitext(args.above)
end

local function renderBelowrad()
    if not args.below then return end
    
    root
        :tag('tr')
            :tag('td')
                :attr('colspan', '2')
                :addClass(args.belowclass)
                :css('text-align', 'center')
                :cssText(args.belowstil)
                :newline()
                :wikitext(args.below)
end

local function renderunderrubriks()
    if args.underrubrik then
        args.underrubrik1 = args.underrubrik
    end
    if args.underrubrikradclass then
        args.underrubrikradclass1 = args.underrubrikradclass
    end
    local underrubriknummer = getArgnummer('underrubrik')
    for k, num in ipairs(underrubriknummer) do
        addrad({
            innehåll = args['underrubrik' .. tostring(num)],
            innehållstil = args.underrubrikstil or args['underrubrikstil' .. tostring(num)],
            class = args.underrubrikclass,
            radclass = args['underrubrikradclass' .. tostring(num)]
        })
    end
end

local function renderbilds()
    if args.bild then
        args.bild1 = args.bild
    end
    if args.bildtext then
        args.bildtext1 = args.bildtext
    end
    local bildnummer = getArgnummer('bild')
    for k, num in ipairs(bildnummer) do
        local bildtext = args['bildtext' .. tostring(num)]
        local innehåll = mw.html.create():wikitext(args['bild' .. tostring(num)])
        if bildtext then
            innehåll
                :tag('div')
                    :cssText(args.bildtextstil)
                    :wikitext(bildtext)
        end
        addrad({
            innehåll = tostring(innehåll),
            innehållstil = args.bildstil,
            class = args.bildclass,
            radclass = args['bildradclass' .. tostring(num)]
        })
    end
end

local function renderrads()
    -- Gets the union of the rubrik and innehåll argument numbers,
    -- and renders them all in order using addrad.
    local radnummer = union(getArgnummer('rubrik'), getArgnummer('innehåll'))
    table.sort(radnummer)
    for k, num in ipairs(radnummer) do
        addrad({
            rubrik = args['rubrik' .. tostring(num)],
            etikett = args['etikett' .. tostring(num)],
            innehåll = args['innehåll' .. tostring(num)],
            innehållstil = args.innehållstil,
            class = args['class' .. tostring(num)],
            radclass = args['radclass' .. tostring(num)],
            radstil = args['radstil' .. tostring(num)],
            innehållid = args['innehållid' .. tostring(num)],
            etikettid = args['etikettid' .. tostring(num)],
            ribrikid = args['rubrikid' .. tostring(num)],
            radid = args['radid' .. tostring(num)]
        })
    end
end

local function renderNavBar()
    if not args.name then return end
    
    root
        :tag('tr')
            :tag('td')
                :attr('colspan', '2')
                :css('text-align', 'right')
                :wikitext(navbar{
                    args.name,
                    mini = 1,
                })
end

local function renderItalictitel()
    local italictitel = args['italic titel'] and mw.ustring.lower(args['italic titel'])
    if italictitel == '' or italictitel == 'force' or italictitel == 'yes' then
        root:wikitext(mw.getCurrentFrame():expandTemplate({titel = 'italic titel'}))
    end
end

local function renderTrackingCategories()
    if args.decat ~= 'yes' then
        if #(getArgnummer('innehåll')) == 0 and mw.title.getCurrenttitle().namespace == 0 then
            root:wikitext('')
        end
        if args.child == 'yes' and args.titel then
            root:wikitext('')
        end
    end
end

local function _infobox()
    -- Specify the overall layout of the infobox, with special settings
    -- if the infobox is used as a 'child' inside another infobox.
    if args.child ~= 'yes' then
        root = mw.html.create('table')
        
        root
            :addClass('infobox')
            :addClass(args.bodyclass)
            
            if args.subbox == 'yes' then
                root
                    :css('padding', '0')
                    :css('border', 'none')
                    :css('margin', '-3px')
                    :css('width', 'auto')
                    :css('min-width', '100%')
                    :css('font-size', '100%')
                    :css('clear', 'none')
                    :css('float', 'none')
                    :css('background-color', 'transparent')
            else
                root
                    :css('width', '22em')
            end
        root
            :cssText(args.bodystil)
    
        rendertitel()
        renderAboverad()
    else
        root = mw.html.create()
        
        root
            :wikitext(args.titel)
    end

    renderunderrubriks()
    renderbilds() 
    renderrads() 
    renderBelowrad()  
    renderNavBar()
    renderItalictitel()
    renderTrackingCategories()
    
    return tostring(root)
end

local function preprocessSingleArg(argName)
    -- If the argument exists and isn't blank, add it to the argument table.
    -- Blank arguments are treated as nil to match the behaviour of ParserFunctions.
    if origArgs[argName] and origArgs[argName] ~= '' then
        args[argName] = origArgs[argName]
    end
end

local function preprocessArgs(prefixTable, step)
    -- Assign the parameters with the given prefixes to the args table, in order, in batches
    -- of the step size specified. This is to prevent references etc. from appearing in the
    -- wrong order. The prefixTable should be an array containing tables, each of which has
    -- two possible fields, a "prefix" string and a "depend" table. The function always parses
    -- parameters containing the "prefix" string, but only parses parameters in the "depend"
    -- table if the prefix parameter is present and non-blank.
    if type(prefixTable) ~= 'table' then
        error("Non-table value detected for the prefix table", 2)
    end
    if type(step) ~= 'number' then
        error("Invalid step value detected", 2)
    end
    
    -- Get arguments without a number suffix, and check for bad input.
    for i,v in ipairs(prefixTable) do
        if type(v) ~= 'table' or type(v.prefix) ~= "string" or (v.depend and type(v.depend) ~= 'table') then
            error('Invalid input detected to preprocessArgs prefix table', 2)
        end
        preprocessSingleArg(v.prefix)
        -- Only parse the depend parameter if the prefix parameter is present and not blank.
        if args[v.prefix] and v.depend then
            for j, dependValue in ipairs(v.depend) do
                if type(dependValue) ~= 'string' then
                    error('Invalid "depend" parameter value detected in preprocessArgs')
                end
                preprocessSingleArg(dependValue)
            end
        end
    end

    -- Get arguments with number suffixes.
    local a = 1 -- Counter variable.
    local moreArgumentsExist = true
    while moreArgumentsExist == true do
        moreArgumentsExist = false
        for i = a, a + step - 1 do
            for j,v in ipairs(prefixTable) do
                local prefixArgName = v.prefix .. tostring(i)
                if origArgs[prefixArgName] then
                    moreArgumentsExist = true -- Do another loop if any arguments are found, even blank ones.
                    preprocessSingleArg(prefixArgName)
                end
                -- Process the depend table if the prefix argument is present and not blank, or
                -- we are processing "prefix1" and "prefix" is present and not blank, and
                -- if the depend table is present.
                if v.depend and (args[prefixArgName] or (i == 1 and args[v.prefix])) then
                    for j,dependValue in ipairs(v.depend) do
                        local dependArgName = dependValue .. tostring(i)
                        preprocessSingleArg(dependArgName)
                    end
                end
            end
        end
        a = a + step
    end
end
 
function p.infobox(frame)
    -- If called via #invoke, use the args passed into the invoking template.
    -- Otherwise, for testing purposes, assume args are being passed directly in.
    if frame == mw.getCurrentFrame() then
        origArgs = frame:getParent().args
    else
        origArgs = frame
    end
    
    -- Parse the innehåll parameters in the same order that the old {{infobox}} did, so that
    -- references etc. will display in the expected places. Parameters that depend on
    -- another parameter are only processed if that parameter is present, to avoid
    -- phantom references appearing in article reference lists.
    preprocessSingleArg('child')
    preprocessSingleArg('grundclass')
    preprocessSingleArg('subbox')
    preprocessSingleArg('bodystil')
    preprocessSingleArg('titel')
    preprocessSingleArg('titelclass')
    preprocessSingleArg('titelstil')
    preprocessSingleArg('över')
    preprocessSingleArg('överclass')
    preprocessSingleArg('överstil')
    preprocessArgs({
        {prefix = 'underrubrik', depend = {'underrubrikstil', 'underrubrikradclass'}}
    }, 10)
    preprocessSingleArg('underrubrikstil')
    preprocessSingleArg('underrubrikclass')
    preprocessArgs({
        {prefix = 'bild', depend = {'bildtext', 'bildradclass'}}
    }, 10)
    preprocessSingleArg('bildtextstil')
    preprocessSingleArg('bildstil')
    preprocessSingleArg('bildclass')
    preprocessArgs({
        {prefix = 'rubrik'},
        {prefix = 'innehåll', depend = {'etikett'}},
        {prefix = 'radclass'},
        {prefix = 'radstil'},
        {prefix = 'class'},
        {prefix = 'innehållid'},
        {prefix = 'etikettid'},
        {prefix = 'rubrikid'},
        {prefix = 'radid'}
    }, 50)
    preprocessSingleArg('rubrikclass')
    preprocessSingleArg('rubrikstil')
    preprocessSingleArg('etikettstil')
    preprocessSingleArg('innehållstil')
    preprocessSingleArg('under')
    preprocessSingleArg('underclass')
    preprocessSingleArg('understil')
    preprocessSingleArg('name')
    args['italic titel'] = origArgs['italic titel'] -- different behaviour if blank or absent
    preprocessSingleArg('decat')
 
    return _infobox()
end
 
return p