Module:Chessboard/sandbox: Difference between revisions

Revision as of 18:34, 15 May 2013

Revision as of 22:40, 20 May 2013

Line 2:

function chessboard( position, size, reverse)

local piecenamescolornames = { pl = 'Pawnwhite', rd = 'Rook', n = 'Knight', b = 'Bishop', q = 'Queen', k = 'Kingblack' }

local colornamespiecenames = { lp = 'Whitepawn', dr = 'Blackrook', }n = 'knight', b = 'bishop', q = 'queen', k = 'king', a = 'archbishop',

c = 'chancelor', z = 'champion', w = 'wizard', t = 'fool', h = 'upside-down pawn', m = 'upside-down rook',

s = 'upside-down knight', f = 'upside-down king', e = 'upside-down bishop', g = 'upside-down queen'}

local symnames = { xx = 'black cross', ox = 'white cross', xo = 'black circle', oo = 'white circle',

ul = 'up-left arrow', ua = 'up arrow', ur = 'up-right arrow', la = 'left arrow', ra = 'right arrow',

dl = 'down-left arrow', da = 'down arrow', dr = 'down-right arrow', lr = 'left-right arrow', ud = 'up-down arrow',

x0='zero', x1='one', x2='two', x3='three', x4='four', x5='five', x6='six', x7='seven', x8='eight', x9='nine'}

function rowchar( row ) return 9 - row end

function filechar( file ) return ( "abcdefgh" ):sub( file, file ) end

function coord( ind ) return ( reverse and ( 8 - ind ) * size ) or ( ind - 1 ) * size end

function piecediv( piecepc, row, file, res )

local color = mw.ustring.gsub(piecepc,'^.*(%w)(%w).*$', '%2') or ''

local piece = mw.ustring.gsub(piecepc,'^.*(%w)(%w).*$', '%1') or ''

local alt = string.format("%s%s %s %s", filechar( file ), .. rowchar( row ), colornames[color].. or' color, piecenames[piece] or piece)'

if (colornames[color] and piecenames[piece]) then

alt = alt .. colornames[color] .. ' ' .. piecenames[piece]

else

alt = alt .. (symnames[ piece .. color ] or (piece .. ' ' .. color))

end

local img = string.format('[[File:Chess %s%st45.svg|%dx%dpx|alt=%s|%s]]', piece, color, size, size, alt, alt)

table.insert( res, string.format('<div style="position:absolute;z-index:3;top:%dpx;left:%dpx;">%s</div>', coord( row ), coord( file ), img) )

Line 18 ⟶ 28:

local result = {}

table.insert(result, string.format([=[

<div class="chess-board" style="position:relative;">

[[File:Chessboard480.png|%dx%dpx|link=]]

Line 75 ⟶ 85:

function convertPositionToFen( args, offset )

-- converts a position array to Fen

function nullOrWhitespace( s ) return not s or s:match( '^%s*(.-)%s*$' ) == '' end

function piece( s )

Line 115 ⟶ 125:

function p.fen2ascii(frame)

-- {{#invoke:Chessboard|fen2ascii|fen=...}}

local b = convertFenToPosition( frame.args.fen )

local res = '|=\n'

for row = 1,8 do

local n = (9 - row)
res = res .. n .. ' |' .. table.concat(b, '|', 8*(row-1) + 1, 8*(row-1) + 8) .. '|=\n'

end

res = mw.ustring.gsub(res,'\| \|', '| |')

res = mw.ustring.gsub(res,'\| \|', '| |')

res = res .. ' a b c d e f g h'

return res

end

function p.ascii2fen(frame)

-- {{#invoke:Chessboard|ascii2fen|kl|....}}

return diagramToFenconvertPositionToFen( frame.args, frame.args.offset or 1 )

end