imported>SunSeeker02 |
imported>SunSeeker02 |
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| -- This module implements {{gallery}}
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|
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| local p = {}
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|
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| local templatestyles = 'Module:Gallery/styles.css'
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| local yesno = require('Module:Yesno')
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|
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| local function trim(s)
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| return mw.ustring.gsub(mw.ustring.gsub(s, '%s', ' '), '^%s*(.-)%s*$', '%1')
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| end
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|
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| local tracking, preview
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|
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| local function checkarg(k,v)
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| if k and type(k) == 'string' then
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| if k == 'align' or k == 'state' or k == 'style' or k == 'title' or
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| k == 'width' or k == 'height' or k == 'lines' or k == 'whitebg' or
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| k == 'mode' or k == 'footer' or k == 'perrow' or k == 'noborder' or
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| k:match('^alt%d+$') or k:match('^%d+$') then
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| -- valid
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| elseif k == 'captionstyle' then
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| if not v:match('^text%-align%s*:%s*center[;%s]*$') then
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| table.insert(tracking, '[[Category:Pages using gallery with the captionstyle parameter]]')
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| end
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| else
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| -- invalid
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| local vlen = mw.ustring.len(k)
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| k = mw.ustring.sub(k, 1, (vlen < 25) and vlen or 25)
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| k = mw.ustring.gsub(k, '[^%w\-_ ]', '?')
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| table.insert(tracking, '[[Category:Pages using gallery with unknown parameters|' .. k .. ']]')
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| table.insert(preview, '"' .. k .. '"')
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| end
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| end
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| end
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|
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| function p.gallery(frame)
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| -- If called via #invoke, use the args passed into the invoking template.
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| -- Otherwise, for testing purposes, assume args are being passed directly in.
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| local origArgs = (type(frame.getParent) == 'function') and frame:getParent().args or frame
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|
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| -- ParserFunctions considers the empty string to be false, so to preserve the previous
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| -- behavior of {{gallery}}, change any empty arguments to nil, so Lua will consider
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| -- them false too.
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| local args = {}
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| tracking, preview = {}, {}
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| for k, v in pairs(origArgs) do
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| if v ~= '' then
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| args[k] = v
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| checkarg(k,v)
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| end
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| end
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|
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| if (args.mode or '') == 'packed' and (args.align or '') == '' then
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| args.align = 'center'
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| end
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|
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| local tbl = mw.html.create('div')
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| tbl:addClass('mod-gallery')
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|
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| if args.state then
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| tbl
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| :addClass('mod-gallery-collapsible')
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| :addClass('collapsible')
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| :addClass(args.state)
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| end
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|
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| if args.style then
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| tbl:cssText(args.style)
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| else
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| tbl:addClass('mod-gallery-default')
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| end
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|
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| if args.align then
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| tbl:addClass('mod-gallery-' .. args.align:lower())
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| end
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|
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| if args.title then
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| tbl:tag('div')
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| :addClass('title')
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| :tag('div')
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| :wikitext(args.title)
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| end
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|
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| local gargs = {}
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| gargs['class'] = 'nochecker' .. (args.noborder and '' or ' bordered-images')
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| gargs['widths'] = tonumber(args.width) or 180
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| gargs['heights'] = tonumber(args.height) or 180
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| gargs['style'] = args.captionstyle
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| gargs['perrow'] = args.perrow
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| gargs['mode'] = args.mode
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| if yesno(args.whitebg or 'yes') then
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| gargs['class'] = gargs['class'] .. ' whitebg'
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| end
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|
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| local gallery = {}
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|
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| local imageCount = math.ceil(#args / 2)
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|
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| for i = 1, imageCount do
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| local img = trim(args[i*2 - 1] or '')
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| local caption = trim(args[i*2] or '')
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| local alt = trim(args['alt' .. i] or '')
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| if img ~= '' then
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| table.insert(gallery, img .. (alt ~= '' and ('|alt=' .. alt) or '') .. '|' .. caption )
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| end
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| end
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|
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| tbl:tag('div')
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| :addClass('main')
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| :tag('div')
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| :wikitext(
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| frame:extensionTag{ name = 'gallery', content = '\n' .. table.concat(gallery,'\n'), args = gargs}
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| )
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|
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| if args.footer then
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| tbl:tag('div')
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| :addClass('footer')
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| :tag('div')
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| :wikitext(args.footer)
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| end
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|
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| local trackstr = (#tracking > 0) and table.concat(tracking, '') or ''
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| if #preview > 0 then
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| trackstr = require('Module:If preview')._warning({
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| 'Unknown parameters ' .. table.concat(preview, '; ') .. '.'
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| }) .. trackstr
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| end
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|
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| return frame:extensionTag{ name = 'templatestyles', args = { src = templatestyles} } .. tostring(tbl) .. trackstr
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| end
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|
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| return p
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