require('strict')
local p = {}
local function _getBoolean( boolean_str )
-- from: module:String; adapted
-- requires an explicit true
local boolean_value
if type( boolean_str ) == 'string' then
boolean_str = boolean_str:lower()
if boolean_str == 'true' or boolean_str == 'yes' or boolean_str == '1' then
boolean_value = true
else
boolean_value = false
end
elseif type( boolean_str ) == 'boolean' then
boolean_value = boolean_str
else
boolean_value = false
end
return boolean_value
end
function p.decode( frame )
local s = frame.args['s'] or ''
local subset_only = _getBoolean(frame.args['subset_only'] or false)
return p._decode( s, subset_only )
end
function p._decode( s, subset_only )
-- U+2009 THIN SPACE: workaround for bug: HTML entity   is decoded incorrect. Entity   gets decoded properly
s = mw.ustring.gsub( s, ' ', ' ' )
-- U+03B5 ε GREEK SMALL LETTER EPSILON: workaround for bug (phab:T328840): HTML entity ε is decoded incorrect for gsub(). Entity ε gets decoded properly
s = mw.ustring.gsub( s, 'ε', 'ε' )
local ret = mw.text.decode( s, not subset_only )
return ret
end
function p.encode( frame )
local s = frame.args['s'] or ''
local charset = frame.args['charset']
return p._encode( s, charset )
end
function p._encode( s, charset )
-- example: charset = '_&©−°\\\"\'\=' -- do escape with backslash not %;
local ret
if charset and charset ~= '' then
ret = mw.text.encode( s, charset )
else
-- use default: chartset = '<>&"\' ' (outer quotes = lua required; space = NBSP)
ret = mw.text.encode( s )
end
return ret
end
return p
