root/LW/LWForm.lua

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-- Title:               LWForm.lua
-- Description:         Like a square peg in a round hole
-- Author:              Raphaël Szwarc http://alt.textdrive.com/lua/
-- Creation Date:       February 1, 2005
-- Legal:               Copyright (C) 2005 Raphaël Szwarc
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-- import dependencies
local LWComponent = require( "LWComponent" )
local LWStyle = require( "LWStyle" )
local LUList = require( "LUList" )
local LULocale = require( "LULocale" )

-- define the class
local super = LWComponent
local self = super()

-- method to access this form action
function self:action()
        return self:bindings():get( "action" ) or self:context():request():uri():path()
end

-- method to access this form charset
function self:charset()
        return self:bindings():get( "charset" ) or self:context():response():encoding()
end

-- method to access this form encoding
function self:encoding()
        return self:bindings():get( "encoding" ) or "multipart/form-data"
end

-- method to access this form method
function self:method()
        return self:bindings():get( "method" ) or "POST"
end

-- method to access this form target
function self:target()
        return self:bindings():get( "target" ) or "_self"
end

-- method to access this form content
function self:content()
        local aValue = self:bindings():get( "content" )
        
        return tostring( aValue )
end

-- method for string representation
function self:toString()
        local aBuffer = LUList()
        local aStyle = LWStyle:styleWithComponent( self )
                
        aBuffer:add( "<form " )
        aBuffer:add( ( "accept-charset = \"%s\" " ):format( self:charset() ) )
        aBuffer:add( ( "action = \"%s\" " ):format( self:action() ) )
        aBuffer:add( ( "enctype = \"%s\" " ):format( self:encoding() ) )
        aBuffer:add( ( "method = \"%s\" " ):format( self:method() ) )
        aBuffer:add( ( "target = \"%s\" " ):format( self:target() ) )

        if aStyle ~= nil then
                aBuffer:add( aStyle )
        end
        
        aBuffer:add( ">" )
        aBuffer:add( self:content() )
        aBuffer:add( "</form>" )
        
        return aBuffer:join( "" )               
end

return self