Module:If preview/sandbox: Difference between revisions

Revision as of 14:52, 29 April 2021

Revision as of 14:57, 29 April 2021

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main

This function returns the either the first argument or second argument passed to
this module, depending on whether it is being previewed.

Usage:

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]]

function p.main(frame)

local preview_moderevision_id = frame:preprocess('{{REVISIONID}}')

if p.boolean(frame) then

-- {{REVISIONID}} is usually the empty string when previewed.

returnif not preview_moderevision_id == nil and not preview_moderevision_id == '' then

return frame.args[1] or ''

else

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end

--[[

pmain

This function returns either the first argument or second argument passed to

this module's parent (i.e. template using this module), depending on whether it

is being previewed.

Usage:

{{#invoke:If preview|pmain}}

]]

function p.pmain(frame)

return p.main(frame:getParent())

end

--[[

boolean

This function returns true when it is a preview and false otherwise

Usage:

{{#invoke:If preview|boolean}}

]]

function p.boolean(frame)

local preview_mode = frame:preprocess('{{REVISIONID}}')

return not preview_mode == nil and not preview_mode == ''

end

return p