Difference between revisions of "Module:If preview"
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blackwiki>MusikAnimal m (Protected "Module:If preview": High-risk Lua module; 1,000+ transclusions ([Edit=Require autoconfirmed or confirmed access] (indefinite))) |
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function p.pmain(frame) | function p.pmain(frame) | ||
| − | + | return p.main(frame:getParent()) | |
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end | end | ||
Latest revision as of 05:23, 27 September 2020
 | This module is subject to page protection. It is a highly visible module in use by a very large number of pages, or is substituted very frequently. Because vandalism or mistakes would affect many pages, and even trivial editing might cause substantial load on the servers, it is protected from editing. |
A module to help templates/modules determine if they are being previewed.
- See also: Module:Preview warning
local p = {}
--[[
main
This function returns the either the first argument or second argument passed to this module, depending on whether it is being previewed.
Usage:
{{#invoke:If preview|main|value_if_preview|value_if_not_preview}}
]]
function p.main(frame)
local result = ''
Preview_mode = frame:preprocess('{{REVISIONID}}'); -- use magic word to get revision id
if not (Preview_mode == nil or Preview_mode == '') then -- if there is a value then this is not a preiview
result = frame.args[2] or '';
else
result = frame.args[1] or ''; -- no value (nil or empty string) so this is a preview
end
return result
end
--[[
pmain
This function returns the 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 the either true or false, depending on whether it is being previewed.
Usage:
{{#invoke:If preview|boolean}}
]]
function p.boolean(frame)
local result = ''
Preview_mode = frame:preprocess('{{REVISIONID}}'); -- use magic word to get revision id
if not (Preview_mode == nil or Preview_mode == '') then -- if there is a value then this is not a preiview
result = false;
else
result = true; -- no value (nil or empty string) so this is a preview
end
return result
end
return p
