User:Ras Benjih/monobook.js

[dismiss] There is a discussion about the Wikiversity:Bots policy at Wikiversity_talk:Bots#Update. Module:HtmlBuilder Documentation for this module may be created at Module:HtmlBuilder/doc -- Module for building complex HTML (e.g. infoboxes, navboxes) using a fluent interface.

local HtmlBuilder = {}

local metatable = {}

metatable.__index = function(t, key) local ret = rawget(t, key) if ret then return ret end ret = metatable[key] if type(ret) == 'function' then return function(...) return ret(t, ...) end else return ret end end

metatable.__tostring = function(t) local ret = {} t._build(ret) return table.concat(ret) end

metatable._build = function(t, ret) if t.tagName then table.insert(ret, '<' .. t.tagName) for i, attr in ipairs(t.attributes) do           table.insert(ret, ' ' .. attr.name .. '="' .. attr.val .. '"') end if #t.styles > 0 then table.insert(ret, ' style="')           for i, prop in ipairs(t.styles) do                if type(prop) == 'string' then -- added with cssText                    table.insert(ret, prop .. ';')                else -- added with css                    table.insert(ret, prop.name .. ':' .. prop.val .. ';')                end            end            table.insert(ret, '"') end if t.selfClosing then table.insert(ret, ' /') end table.insert(ret, '>') end for i, node in ipairs(t.nodes) do       if node then if type(node) == 'table' then node._build(ret) else table.insert(ret, tostring(node)) end end end if t.tagName and not t.unclosed and not t.selfClosing then table.insert(ret, '') end end

metatable.node = function(t, builder) if builder then table.insert(t.nodes, builder) end return t end

metatable.wikitext = function(t, ...) local vals = {...} for i = 1, #vals do       if vals[i] then table.insert(t.nodes, vals[i]) end end return t end

metatable.newline = function(t) table.insert(t.nodes, '\n') return t end

metatable.tag = function(t, tagName, args) args = args or {} args.parent = t   local builder = HtmlBuilder.create(tagName, args) table.insert(t.nodes, builder) return builder end

local function getAttr(t, name) for i, attr in ipairs(t.attributes) do       if attr.name == name then return attr end end end

metatable.attr = function(t, name, val) if type(val) == 'string' or type(val) == 'number' then -- if caller sets the style attribute explicitly, then replace all styles previously added with css and cssText if name == 'style' then t.styles = {val} return t       end local attr = getAttr(t, name) if attr then attr.val = val else table.insert(t.attributes, {name = name, val = val}) end end return t end

metatable.addClass = function(t, class) if class then local attr = getAttr(t, 'class') if attr then attr.val = attr.val .. ' ' .. class else t.attr('class', class) end end return t end

metatable.css = function(t, name, val) if type(val) == 'string' or type(val) == 'number' then for i, prop in ipairs(t.styles) do           if prop.name == name then prop.val = val return t           end end table.insert(t.styles, {name = name, val = val}) end return t end

metatable.cssText = function(t, css) if css then table.insert(t.styles, css) end return t end

metatable.done = function(t) return t.parent or t end

metatable.allDone = function(t) while t.parent do       t = t.parent end return t end

function HtmlBuilder.create(tagName, args) args = args or {} local builder = {} setmetatable(builder, metatable) builder.nodes = {} builder.attributes = {} builder.styles = {} builder.tagName = tagName builder.parent = args.parent builder.unclosed = args.unclosed or false builder.selfClosing = args.selfClosing or false return builder end

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