Diff: Module:GetParameters

local p = {}

local p = {}

--[[

--[[

Helper function that populates the argument list given that user may need to use a mix of

Helper function that populates the argument list given that user may need to use a mix of

named and unnamed parameters.  This is relevant because named parameters are not

named and unnamed parameters.  This is relevant because named parameters are not

identical to unnamed parameters due to string trimming, and when dealing with strings

identical to unnamed parameters due to string trimming, and when dealing with strings

we sometimes want to either preserve or remove that whitespace depending on the application.

we sometimes want to either preserve or remove that whitespace depending on the application.

]]

]]

function p.getParameters( frame_args, arg_list )

function p.getParameters( frame_args, arg_list )

    local new_args = {};

    local new_args = {};

    local index = 1;

    local index = 1;

    local value;

    local value;

    for i,arg in ipairs( arg_list ) do

    for i,arg in ipairs( arg_list ) do

        value = frame_args[arg]

        value = frame_args[arg]

        if value == nil then

        if value == nil then

            value = frame_args[index];

            value = frame_args[index];

            index = index + 1;

            index = index + 1;

        end

        end

        new_args[arg] = value;

        new_args[arg] = value;

    end

    end

    return new_args;

    return new_args;

end        

end        

--[[

--[[

Helper Function to interpret boolean strings

Helper Function to interpret boolean strings

]]

]]

function p.getBoolean( boolean_str )

function p.getBoolean( boolean_str )

    local boolean_value;

    local boolean_value;

    if type( boolean_str ) == 'string' then

    if type( boolean_str ) == 'string' then

        boolean_str = boolean_str:lower();

        boolean_str = boolean_str:lower();

        if boolean_str == 'false' or boolean_str == 'no' or boolean_str == '0' 

        if boolean_str == 'false' or boolean_str == 'no' or boolean_str == '0' 

                or boolean_str == '' then

                or boolean_str == '' then

            boolean_value = false;

            boolean_value = false;

        else

        else

            boolean_value = true;

            boolean_value = true;

        end    

        end    

    elseif type( boolean_str ) == 'boolean' then

    elseif type( boolean_str ) == 'boolean' then

        boolean_value = boolean_str;

        boolean_value = boolean_str;

    else

    else

        error( 'No boolean value found' );

        error( 'No boolean value found' );

    end    

    end    

    return boolean_value

    return boolean_value

end

end

function p.defined(frame)

function p.defined(frame)

	local arg = mw.text.trim(frame.args[1])

	local arg = mw.text.trim(frame.args[1])

	--if arg == tostring(tonumber(arg)) then -- undesired result for '-0'

	--if arg == tostring(tonumber(arg)) then -- undesired result for '-0'

	--	arg = tonumber(arg)

	--	arg = tonumber(arg)

	--end

	--end

	--if mw.ustring.find(arg, '^%s*-?[1-9][0-9]*%s*$') ~= nil or arg == '0' then

	--if mw.ustring.find(arg, '^%s*-?[1-9][0-9]*%s*$') ~= nil or arg == '0' then

	--	arg = tonumber(arg)

	--	arg = tonumber(arg)

	--end

	--end

	if mw.ustring.find(arg, '^-?[1-9][0-9]*$') ~= nil then

	if mw.ustring.find(arg, '^-?[1-9][0-9]*$') ~= nil then

		arg = tonumber(arg)

		arg = tonumber(arg)

	elseif arg == '0' then

	elseif arg == '0' then

		arg = 0

		arg = 0

	end

	end

	return frame:getParent().args[arg] ~= nil

	return frame:getParent().args[arg] ~= nil

end

end

return p

return p