Module:Delink: Difference between revisions
en>Mr. Stradivarius (move cat/interwiki/file check earlier to the start of the processing chain) |
en>Mr. Stradivarius (move the colon trick processing to earlier in the chain) |
||
Line 14: | Line 14: | ||
-- We need to deal with colons, brackets, and commas, per [[Help:Pipe trick]]. | -- We need to deal with colons, brackets, and commas, per [[Help:Pipe trick]]. | ||
-- First, | -- First, remove the text before the first colon, if any. | ||
if mw.ustring.match(s, ":") then | if mw.ustring.match(s, ":") then | ||
s = mw.ustring.match(s, "%[%[.-:(.*)|%]%]") | |||
-- If there are no colons, grab all of the text apart from the square brackets and the pipe. | -- If there are no colons, grab all of the text apart from the square brackets and the pipe. | ||
else | else | ||
Line 40: | Line 31: | ||
end | end | ||
local function delinkOne( | local function delinkOne(s) | ||
-- First, check for categories, interwikis, and files. | -- First, check for categories, interwikis, and files. | ||
local colonprefix = mw.ustring.match( | local colonprefix = mw.ustring.match(s, "%[%[(.-):.*%]%]") or "" -- Get the text before the first colon. | ||
if mw.language.isKnownLanguageTag(colonprefix) | if mw.language.isKnownLanguageTag(colonprefix) | ||
or mw.ustring.match(colonprefix, "^[Cc]ategory$") | or mw.ustring.match(colonprefix, "^[Cc]ategory$") | ||
Line 49: | Line 40: | ||
return "" | return "" | ||
end | end | ||
if mw.ustring.match( | |||
return delinkPipeTrick( | -- Remove the colon if the link is using the [[Help:Colon trick]]. | ||
if mw.ustring.match(s, "%[%[:") then | |||
s = "[[" .. mw.ustring.match(s, "%[%[:(.*%]%])") | |||
end | |||
if mw.ustring.match(s, "[^|].*|%]%]") or mw.ustring.match(s, "%[%[|") then -- Weed out the pipe tricks first. | |||
return delinkPipeTrick(s) | |||
end | end | ||
-- Find the link area and display area of the wikilink | -- Find the link area and display area of the wikilink | ||
local linkarea, display | local linkarea, display | ||
if mw.ustring.match( | if mw.ustring.match(s, "|") then -- Find if we're dealing with a piped link. | ||
linkarea, display = mw.ustring.match( | linkarea, display = mw.ustring.match(s, "^%[%[(.-)|(.+)%]%]") | ||
else | else | ||
-- If the link isn't piped, the display area and the link area are the same. | -- If the link isn't piped, the display area and the link area are the same. | ||
linkarea = mw.ustring.match( | linkarea = mw.ustring.match(s, "^%[%[(.-)%]%]") | ||
display = linkarea | display = linkarea | ||
end | end |
Revision as of 10:35, 3 April 2013
Documentation for this module may be created at Module:Delink/doc
-- This module de-links one internal wikilink. It doesn't handle bad links, or links that use the pipe trick.
p = {}
local function delinkPipeTrick(s)
local linkarea, display = "", ""
-- Deal with the left-hand pipe trick, an easy case.
if mw.ustring.match(s, "%[%[|") then
return mw.ustring.match(s, "%[%[|(.*)%]%]")
end
-- If the link isn't a left-hand pipe trick, assume it's a right-hand pipe trick.
-- We need to deal with colons, brackets, and commas, per [[Help:Pipe trick]].
-- First, remove the text before the first colon, if any.
if mw.ustring.match(s, ":") then
s = mw.ustring.match(s, "%[%[.-:(.*)|%]%]")
-- If there are no colons, grab all of the text apart from the square brackets and the pipe.
else
s = mw.ustring.match(s, "%[%[(.*)|%]%]")
end
-- Next up, brackets and commas.
if mw.ustring.match(s, "%(.-%)$") then -- Brackets trump commas.
s = mw.ustring.match(s, "(.-) ?%(.-%)$")
elseif mw.ustring.match(s, ",") then -- If there are no brackets, display only the text before the first comma.
s = mw.ustring.match(s, "(.-),.*$")
end
return s
end
local function delinkOne(s)
-- First, check for categories, interwikis, and files.
local colonprefix = mw.ustring.match(s, "%[%[(.-):.*%]%]") or "" -- Get the text before the first colon.
if mw.language.isKnownLanguageTag(colonprefix)
or mw.ustring.match(colonprefix, "^[Cc]ategory$")
or mw.ustring.match(colonprefix, "^[Ff]ile$")
or mw.ustring.match(colonprefix, "^[Ii]mage$") then
return ""
end
-- Remove the colon if the link is using the [[Help:Colon trick]].
if mw.ustring.match(s, "%[%[:") then
s = "[[" .. mw.ustring.match(s, "%[%[:(.*%]%])")
end
if mw.ustring.match(s, "[^|].*|%]%]") or mw.ustring.match(s, "%[%[|") then -- Weed out the pipe tricks first.
return delinkPipeTrick(s)
end
-- Find the link area and display area of the wikilink
local linkarea, display
if mw.ustring.match(s, "|") then -- Find if we're dealing with a piped link.
linkarea, display = mw.ustring.match(s, "^%[%[(.-)|(.+)%]%]")
else
-- If the link isn't piped, the display area and the link area are the same.
linkarea = mw.ustring.match(s, "^%[%[(.-)%]%]")
display = linkarea
end
-- Check for bad links
if mw.ustring.match(linkarea, "%[") or mw.ustring.match(linkarea, "%]") then
error("Bad link detected. Bad links are not yet supported.")
end
return display
end
local function _delink(args)
local text = args[1] or ""
text = mw.ustring.gsub(text, "%[%[.-%]%]", delinkOne)
return text
end
function p.delink(frame)
local args
if frame == mw.getCurrentFrame() then
-- We're being called via #invoke. If the invoking template passed any args, use
-- them. Otherwise, use the args that were passed into the template.
args = frame:getParent().args
for k, v in pairs(frame.args) do
args = frame.args
break
end
else
-- We're being called from another module or from the debug console, so assume
-- the args are passed in directly.
args = frame
end
return _delink(args)
end
return p