Module:Sidebar

--
-- This module implements {{Sidebar}}
--
 
local p = {}
 
local HtmlBuilder = require('Module:HtmlBuilder')
local Navbar = require('Module:Navbar')
 
local function _sidebar(args)
    local root = HtmlBuilder.create('table')
    
    root
        .addClass('vertical-navbox')
        .addClass(args.wraplinks ~= 'true' and 'nowraplinks')
        .addClass(args.bodyclass or args.class)
        .attr('cellspacing', args.cellspacing or 5)
        .attr('cellpadding', args.cellpadding or 0)
        .css('float', args.float or 'right')
        .css('clear', (args.float == 'none' and 'both') or args.float or 'right')
        .css('width', args.width or '22.0em')
        .css('margin', args.float == 'left' and '0 1.0em 1.0em 0' or '0 0 1.0em 1.0em')
        .css('background', '#f9f9f9')
        .css('border', '1px solid #aaa')
        .css('padding', '0.2em')
        .css('border-spacing', '0.4em 0')
        .css('text-align', 'center')
        .css('line-height', '1.4em')
        .css('font-size', '88%')
        .cssText(args.bodystyle or args.style)

    if args.outertitle then
        root
            .tag('caption')
                .addClass(args.outertitleclass)
                .css('padding-bottom', '0.2em')
                .css('font-size', '125%')
                .css('line-height', '1.2em')
                .css('font-weight', 'bold')
                .cssText(args.outertitlestyle)
                .wikitext(args.outertitle)
    end

    if args.topimage then
        local imageCell = root.tag('tr').tag('td')
        
        imageCell
            .addClass(args.topimageclass)
            .css('padding', '0.4em 0')
            .cssText(args.topimagestyle)
            .wikitext(args.topimage)
        
        if args.topcaption then
            imageCell
                .tag('div')
                    .css('padding-top', '0.2em')
                    .css('line-height', '1.2em')
                    .cssText(args.topcaptionstyle)
                    .wikitext(args.topcaption)
        end
    end
    
    if args.pretitle then
        root
            .tag('tr')
                .tag('td')
                    .addClass(args.pretitleclass)
                    .cssText(args.basestyle)
                    .css('padding-top', args.topimage and '0.2em' or '0.4em')
                    .css('line-height', '1.2em')
                    .cssText(args.pretitlestyle)
                    .wikitext(args.pretitle)
    end

    if args.title then
        root
            .tag('tr')
                .tag('th')
                    .addClass(args.titleclass)
                    .cssText(args.basestyle)
                    .css('padding', '0.2em 0.4em 0.2em')
                    .css('padding-top', args.pretitle and 0)
                    .css('font-size', '145%')
                    .css('line-height', '1.2em')
                    .cssText(args.titlestyle)
                    .wikitext(args.title)
    end

    if args.image then
        local imageCell = root.tag('tr').tag('td')
        
        imageCell
            .addClass(args.imageclass)
            .css('padding', '0.2em 0 0.4em')
            .cssText(args.imagestyle)
            .wikitext(args.image)
            
        if args.caption then
            imageCell
                .tag('div')
                    .css('padding-top', '0.2em')
                    .css('line-height', '1.2em')
                    .cssText(args.captionstyle)
                    .wikitext(args.caption)
        end
    end
    
    if args.above then
        root
            .tag('tr')
                .tag('td')
                    .addClass(args.aboveclass)
                    .css('padding', '0.3em 0.4em 0.3em')
                    .css('font-weight', 'bold')
                    .cssText(args.abovestyle)
                    .newline()      -- newline required for bullet-points to work
                    .wikitext(args.above)
    end

    local rowNums = {}
    for k, v in pairs(args) do
        k = '' .. k
        local num = k:match('^heading(%d+)$') or k:match('^content(%d+)$')
        if num then table.insert(rowNums, tonumber(num)) end
    end
    table.sort(rowNums)
    -- remove duplicates from the list (e.g. 3 will be duplicated if both heading3 and content3 are specified)
    for i = #rowNums, 1, -1 do
        if rowNums[i] == rowNums[i - 1] then
            table.remove(rowNums, i)
        end
    end

    for i, num in ipairs(rowNums) do
        local heading = args['heading' .. num]
        if heading then
            root
                .tag('tr')
                    .tag('th')
                        .addClass(args.headingclass)
                        .css('padding', '0.1em')
                        .cssText(args.basestyle)
                        .cssText(args.headingstyle)
                        .cssText(args['heading' .. num .. 'style'])
                        .wikitext(heading)
        end
        
        local content = args['content' .. num]
        if content then
            root
                .tag('tr')
                    .tag('td')
                        .addClass(args.contentclass)
                        .css('padding', '0 0.1em 0.4em')
                        .cssText(args.contentstyle)
                        .cssText(args['content' .. num .. 'style'])
                        .newline()
                        .wikitext(content)
                        .done()
                    .newline()  -- Without a linebreak after the </td>, a nested list like "* {{hlist| ...}}" doesn't parse correctly.
        end
    end

    if args.below then
        root
            .tag('tr')
                .tag('td')
                    .addClass(args.belowclass)
                    .css('padding', '0.3em 0.4em 0.3em')
                    .css('font-weight', 'bold')
                    .cssText(args.belowstyle)
                    .newline()
                    .wikitext(args.below)
    end

    local navbarArg = args.navbar or args.tnavbar
    if navbarArg ~= 'none' and navbarArg ~= 'off' then
        root
            .tag('tr')
                .tag('td')
                    .css('text-align', 'right')
                    .css('font-size', '115%')
                    .cssText(args.navbarstyle or args.tnavbarstyle)
                    .wikitext(Navbar.navbar({
                        args.name or mw.title.getCurrentTitle().fullText,
                        mini = 1,
                        fontstyle = args.navbarfontstyle or args.tnavbarfontstyle
                    }))
    end    

    return tostring(root)
end

function _collapsibleSidebar(args)
    args.abovestyle = 'border-top: 1px solid #aaa; border-bottom: 1px solid #aaa;' .. (args.abovestyle or '')
    args.belowstyle = 'border-top: 1px solid #aaa; border-bottom: 1px solid #aaa;' .. (args.belowstyle or '')
    args.navbarstyle = 'padding-top: 0.6em;' .. (args.navbarstyle or args.tnavbarstyle or '')
    
    local contentArgs = {}
    
    for k, v in pairs(args) do
        local num = ('' .. k):match('^list(%d+)$')
        if num then 
            local expand = args.expanded and (args.expanded == 'all' or args.expanded == args['list' .. num .. 'name'])
            
            local row = HtmlBuilder.create('div')
            row
                .addClass('NavFrame')
                .addClass((not expand) and 'collapsed')
                .css('border', 'none')
                .css('padding', 0)
                .cssText(args.listframestyle)
                .cssText(args['list' .. num .. 'framestyle'])
                .tag('div')
                    .addClass('NavHead')
                    .addClass(args.listtitleclass)
                    .css('font-size', '105%')
                    .css('background', 'transparent')
                    .css('text-align', 'left')
                    .cssText(args.basestyle)
                    .cssText(args.listtitlestyle)
                    .cssText(args['list' .. num .. 'titlestyle'])
                    .wikitext(args['list' .. num .. 'title'] or 'List')
                    .done()
                .tag('div')
                    .addClass('NavContent')
                    .addClass(args.listclass)
                    .addClass(args['list' .. num .. 'class'])
                    .css('font-size', '105%')
                    .css('padding', '0.2em 0 0.4em')
                    .css('text-align', 'center')
                    .cssText(args.liststyle)
                    .cssText(args['list' .. num .. 'style'])
                    .wikitext(args['list' .. num])
                    
            contentArgs['content' .. num] = tostring(row)
        end
    end

    for k, v in pairs(contentArgs) do
        args[k] = v
    end
    
    return _sidebar(args)
end
                      
function makeWrapper(func)
    return function(frame)
        local origArgs
        if frame == mw.getCurrentFrame() then
            -- We're being called via #invoke. If the invoking template passed any args, use
            -- them. Otherwise, use the args that were passed into the template.
            origArgs = frame:getParent().args
            for k, v in pairs(frame.args) do
                origArgs = frame.args
                break
            end
        else
            -- We're being called from another module or from the debug console, so assume
            -- the args are passed in directly.
            origArgs = frame
        end
     
        -- ParserFunctions considers the empty string to be false, so to preserve the previous 
        -- behavior of the template, change any empty arguments to nil, so Lua will consider
        -- them false too.
        local args = {}
        for k, v in pairs(origArgs) do
            if v ~= '' then
                args[k] = v
            end
        end
     
        return func(args)
    end
end

return {
    sidebar = makeWrapper(_sidebar),
    collapsible = makeWrapper(_collapsibleSidebar)
}