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| -- This module de-links most wikitext. | | -- This module de-links most wikitext. |
| | | |
− | require('Module:No globals') | + | require("Module:No globals") |
| | | |
| local p = {} | | local p = {} |
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| | | |
| local function delinkReversePipeTrick(s) | | local function delinkReversePipeTrick(s) |
− | if s:match("^%[%[|.*[|\n]") then -- Check for newlines or multiple pipes.
| + | if s:match("^%[%[|.*[|\n]") then -- Check for newlines or multiple pipes. |
− | return s
| + | return s |
− | else
| + | end |
− | return s:match("%[%[|(.*)%]%]")
| + | return s:match("%[%[|(.*)%]%]") |
− | end
| + | |
| end | | end |
| | | |
| local function delinkPipeTrick(s) | | local function delinkPipeTrick(s) |
− | local linkarea, display = "", ""
| + | -- 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, remove the text before the first colon, if any. |
− |
| + | if s:match(":") then |
− | -- First, remove the text before the first colon, if any.
| + | s = s:match("%[%[.-:(.*)|%]%]") |
− | if s:match(":") then
| + | -- If there are no colons, grab all of the text apart from the square brackets and the pipe. |
− | s = s:match("%[%[.-:(.*)|%]%]")
| + | else |
− | -- If there are no colons, grab all of the text apart from the square brackets and the pipe.
| + | s = s:match("%[%[(.*)|%]%]") |
− | else
| + | end |
− | s = s:match("%[%[(.*)|%]%]")
| + | |
− | end
| + | -- Next up, brackets and commas. |
− |
| + | if s:match("%(.-%)$") then -- Brackets trump commas. |
− | -- Next up, brackets and commas.
| + | s = s:match("(.-) ?%(.-%)$") |
− | if s:match("%(.-%)$") then -- Brackets trump commas.
| + | elseif s:match(",") then -- If there are no brackets, display only the text before the first comma. |
− | s = s:match("(.-) ?%(.-%)$")
| + | s = s:match("(.-),.*$") |
− | elseif s:match(",") then -- If there are no brackets, display only the text before the first comma.
| + | end |
− | s = s:match("(.-),.*$")
| + | return s |
− | end
| |
− | return s
| |
| end | | end |
| | | |
− | local function delinkWikilink_tgt(s) -- return wikilink target |wikilinks=target
| + | -- Return wikilink target |wikilinks=target |
− | local result = s
| + | local function getDelinkedTarget(s) |
− | -- Deal with the reverse pipe trick.
| + | local result = s |
− | if result:match("%[%[|") then
| + | -- Deal with the reverse pipe trick. |
− | return delinkReversePipeTrick(result)
| + | if result:match("%[%[|") then |
− | end
| + | return delinkReversePipeTrick(result) |
− |
| + | end |
− | result = mw.uri.decode(result, "PATH") -- decode percent-encoded entities. Leave underscores and plus signs.
| + | |
− | result = mw.text.decode(result, true) -- decode HTML entities.
| + | result = mw.uri.decode(result, "PATH") -- decode percent-encoded entities. Leave underscores and plus signs. |
− |
| + | result = mw.text.decode(result, true) -- decode HTML entities. |
− | -- Check for bad titles. To do this we need to find the
| + | |
− | -- title area of the link, i.e. the part before any pipes.
| + | -- Check for bad titles. To do this we need to find the |
− | local target_area
| + | -- title area of the link, i.e. the part before any pipes. |
− | if result:match("|") then -- Find if we're dealing with a piped link.
| + | local target_area |
− | target_area = result:match("^%[%[(.-)|.*%]%]")
| + | if result:match("|") then -- Find if we're dealing with a piped link. |
− | else
| + | target_area = result:match("^%[%[(.-)|.*%]%]") |
− | target_area = result:match("^%[%[(.-)%]%]")
| + | else |
− | end
| + | target_area = result:match("^%[%[(.-)%]%]") |
− | -- Check for bad characters.
| + | end |
− | if mw.ustring.match(target_area, "[%[%]<>{}%%%c\n]") then
| + | |
− | return s
| + | -- Check for bad characters. |
− | end
| + | if mw.ustring.match(target_area, "[%[%]<>{}%%%c\n]") and mw.ustring.match(target_area, "[%[%]<>{}%%%c\n]") ~= "?" then |
− |
| + | return s |
− | return target_area
| + | end |
| + | |
| + | return target_area |
| end | | end |
| | | |
− | local function delinkWikilink(s) | + | local function getDelinkedLabel(s) |
− | local result = s
| + | local result = s |
− | -- Deal with the reverse pipe trick.
| + | -- Deal with the reverse pipe trick. |
− | if result:match("%[%[|") then
| + | if result:match("%[%[|") then |
− | return delinkReversePipeTrick(result)
| + | return delinkReversePipeTrick(result) |
− | end
| + | end |
− |
| + | |
− | result = mw.uri.decode(result, "PATH") -- decode percent-encoded entities. Leave underscores and plus signs.
| + | result = mw.uri.decode(result, "PATH") -- decode percent-encoded entities. Leave underscores and plus signs. |
− | result = mw.text.decode(result, true) -- decode HTML entities.
| + | result = mw.text.decode(result, true) -- decode HTML entities. |
− |
| |
− | -- Check for bad titles. To do this we need to find the
| |
− | -- title area of the link, i.e. the part before any pipes.
| |
− | local target_area
| |
− | if result:match("|") then -- Find if we're dealing with a piped link.
| |
− | target_area = result:match("^%[%[(.-)|.*%]%]")
| |
− | else
| |
− | target_area = result:match("^%[%[(.-)%]%]")
| |
− | end
| |
− | -- Check for bad characters.
| |
− | if mw.ustring.match(target_area, "[%[%]<>{}%%%c\n]") then
| |
− | return s
| |
− | end
| |
| | | |
− | -- Check for categories, interwikis, and files.
| + | -- Check for bad titles. To do this we need to find the |
− | local colonprefix = result:match("%[%[(.-):.*%]%]") or "" -- Get the text before the first colon.
| + | -- title area of the link, i.e. the part before any pipes. |
− | local ns = mw.site.namespaces[colonprefix] -- see if this is a known namespace
| + | local target_area |
− | if mw.language.isKnownLanguageTag(colonprefix)
| + | if result:match("|") then -- Find if we're dealing with a piped link. |
− | or ( ns and ( ns.canonicalName == "File" or ns.canonicalName == "Category" ) ) then
| + | target_area = result:match("^%[%[(.-)|.*%]%]") |
− | return ""
| + | else |
− | end
| + | target_area = result:match("^%[%[(.-)%]%]") |
− |
| + | end |
− | -- Remove the colon if the link is using the [[Help:Colon trick]].
| |
− | if result:match("%[%[:") then
| |
− | result = "[[" .. result:match("%[%[:(.*%]%])")
| |
− | end
| |
− |
| |
− | -- Deal with links using the [[Help:Pipe trick]].
| |
− | if mw.ustring.match(result, "^%[%[[^|]*|%]%]") then
| |
− | return delinkPipeTrick(result)
| |
− | end
| |
− |
| |
− | -- Find the display area of the wikilink
| |
− | if result:match("|") then -- Find if we're dealing with a piped link.
| |
− | result = result:match("^%[%[.-|(.+)%]%]")
| |
− | -- Remove new lines from the display of multiline piped links,
| |
− | -- where the pipe is before the first new line.
| |
− | result = result:gsub("\n", "")
| |
− | else
| |
− | result = result:match("^%[%[(.-)%]%]")
| |
− | end
| |
| | | |
− | return result
| + | -- Check for bad characters. |
| + | if mw.ustring.match(target_area, "[%[%]<>{}%%%c\n]") and mw.ustring.match(target_area, "[%[%]<>{}%%%c\n]") ~= "?" then |
| + | return s |
| + | end |
| + | |
| + | -- Check for categories, interwikis, and files. |
| + | local colon_prefix = result:match("%[%[(.-):.*%]%]") or "" -- Get the text before the first colon. |
| + | local ns = mw.site.namespaces[colon_prefix] -- see if this is a known namespace |
| + | if mw.language.isKnownLanguageTag(colon_prefix) or (ns and (ns.canonicalName == "File" or ns.canonicalName == "Category")) then |
| + | return "" |
| + | end |
| + | |
| + | -- Remove the colon if the link is using the [[Help:Colon trick]]. |
| + | if result:match("%[%[:") then |
| + | result = "[[" .. result:match("%[%[:(.*%]%])") |
| + | end |
| + | |
| + | -- Deal with links using the [[Help:Pipe trick]]. |
| + | if mw.ustring.match(result, "^%[%[[^|]*|%]%]") then |
| + | return delinkPipeTrick(result) |
| + | end |
| + | |
| + | -- Find the display area of the wikilink |
| + | if result:match("|") then -- Find if we're dealing with a piped link. |
| + | result = result:match("^%[%[.-|(.+)%]%]") |
| + | -- Remove new lines from the display of multiline piped links, |
| + | -- where the pipe is before the first new line. |
| + | result = result:gsub("\n", "") |
| + | else |
| + | result = result:match("^%[%[(.-)%]%]") |
| + | end |
| + | |
| + | return result |
| end | | end |
| | | |
| local function delinkURL(s) | | local function delinkURL(s) |
− | -- Assume we have already delinked internal wikilinks, and that
| + | -- Assume we have already delinked internal wikilinks, and that |
− | -- we have been passed some text between two square brackets [foo].
| + | -- we have been passed some text between two square brackets [foo]. |
− |
| + | |
− | -- If the text contains a line break it is not formatted as a URL, regardless of other content.
| + | -- If the text contains a line break it is not formatted as a URL, regardless of other content. |
− | if s:match("\n") then
| + | if s:match("\n") then |
− | return s
| + | return s |
− | end
| + | end |
− |
| + | |
− | -- Check if the text has a valid URL prefix and at least one valid URL character.
| + | -- Check if the text has a valid URL prefix and at least one valid URL character. |
− | local valid_url_prefixes = {"//", "http://", "https://", "ftp://", "gopher://", "mailto:", "news:", "irc://"}
| + | local valid_url_prefixes = {"//", "http://", "https://", "ftp://", "gopher://", "mailto:", "news:", "irc://"} |
− | local url_prefix
| + | local url_prefix |
− | for i,v in ipairs(valid_url_prefixes) do
| + | for _ ,v in ipairs(valid_url_prefixes) do |
− | if mw.ustring.match(s, '^%[' .. v ..'[^"%s].*%]' ) then
| + | if mw.ustring.match(s, '^%[' .. v ..'[^"%s].*%]' ) then |
− | url_prefix = v
| + | url_prefix = v |
− | break
| + | break |
− | end
| + | end |
− | end
| + | end |
− |
| + | |
− | -- Get display text
| + | -- Get display text |
− | if not url_prefix then
| + | if not url_prefix then |
− | return s
| + | return s |
− | end
| + | end |
− | s = s:match("^%[" .. url_prefix .. "(.*)%]") -- Grab all of the text after the URL prefix and before the final square bracket.
| + | s = s:match("^%[" .. url_prefix .. "(.*)%]") -- Grab all of the text after the URL prefix and before the final square bracket. |
− | s = s:match('^.-(["<> ].*)') or "" -- Grab all of the text after the first URL separator character ("<> ).
| + | s = s:match('^.-(["<> ].*)') or "" -- Grab all of the text after the first URL separator character ("<> ). |
− | s = mw.ustring.match(s, "^%s*(%S.*)$") or "" -- If the separating character was a space, trim it off.
| + | s = mw.ustring.match(s, "^%s*(%S.*)$") or "" -- If the separating character was a space, trim it off. |
− |
| + | |
− | local s_decoded = mw.text.decode(s, true)
| + | local s_decoded = mw.text.decode(s, true) |
− | if mw.ustring.match(s_decoded, "%c") then
| + | if mw.ustring.match(s_decoded, "%c") then |
− | return s
| + | return s |
− | else
| + | end |
− | return s_decoded
| + | |
− | end
| + | return s_decoded |
| + | |
| end | | end |
| | | |
− | local function delinkLinkClass(s, pattern, delinkFunction) | + | local function delinkLinkClass(text, pattern, delinkFunction) |
− | if not type(s) == "string" then
| + | if type(text) ~= "string" then |
− | error("Attempt to de-link non-string input.", 2)
| + | error("Attempt to de-link non-string input.", 2) |
− | end
| + | end |
− | if not ( type(pattern) == "string" and mw.ustring.sub(pattern, 1, 1) == "^" ) then
| + | if type(pattern) ~= "string" or mw.ustring.sub(pattern, 1, 1) ~= "^" then |
− | error('Invalid pattern detected. Patterns must begin with "^".', 2)
| + | error('Invalid pattern detected. Patterns must begin with "^".', 2) |
− | end
| + | end |
− | -- Iterate over the text string, and replace any matched text. using the
| + | -- Iterate over the text string, and replace any matched text. using the |
− | -- delink function. We need to iterate character by character rather
| + | -- delink function. We need to iterate character by character rather |
− | -- than just use gsub, otherwise nested links aren't detected properly.
| + | -- than just use gsub, otherwise nested links aren't detected properly. |
− | local result = ""
| + | local result = "" |
− | while s ~= '' do
| + | while text ~= "" do |
− | -- Replace text using one iteration of gsub.
| + | -- Replace text using one iteration of gsub. |
− | s = mw.ustring.gsub(s, pattern, delinkFunction, 1)
| + | text = mw.ustring.gsub(text, pattern, delinkFunction, 1) |
− | -- Append the left-most character to the result string.
| + | -- Append the left-most character to the result string. |
− | result = result .. mw.ustring.sub(s, 1, 1)
| + | result = result .. mw.ustring.sub(text, 1, 1) |
− | s = mw.ustring.sub(s, 2, -1)
| + | text = mw.ustring.sub(text, 2, -1) |
− | end
| + | end |
− | return result
| + | return result |
| end | | end |
| | | |
| function p._delink(args) | | function p._delink(args) |
− | local text = args[1] or ""
| + | local text = args[1] or "" |
− | if args.refs == "yes" then
| + | if args.refs == "yes" then |
− | -- Remove any [[Help:Strip markers]] representing ref tags. In most situations
| + | -- Remove any [[Help:Strip markers]] representing ref tags. In most situations |
− | -- this is not a good idea - only use it if you know what you are doing!
| + | -- this is not a good idea - only use it if you know what you are doing! |
− | text = mw.ustring.gsub(text, "UNIQ%w*%-ref%-%d*%-QINU", "")
| + | text = mw.ustring.gsub(text, "UNIQ%w*%-ref%-%d*%-QINU", "") |
− | end
| + | end |
− | if not (args.comments == "no") then
| + | if args.comments ~= "no" then |
− | text = text:gsub("<!%-%-.-%-%->", "") -- Remove html comments.
| + | text = text:gsub("<!%-%-.-%-%->", "") -- Remove html comments. |
− | end
| + | end |
− | if not (args.wikilinks == "no") and 'target' ~= args.wikilinks then | + | |
− | text = delinkLinkClass(text, "^%[%[.-%]%]", delinkWikilink) -- De-link wikilinks and return the label portion of the wikilink. | + | if args.wikilinks ~= "no" and args.wikilinks ~= "target" then |
− | elseif 'target' == args.wikilinks then | + | -- De-link wikilinks and return the label portion of the wikilink. |
− | text = delinkLinkClass(text, "^%[%[.-%]%]", delinkWikilink_tgt) -- De-link wikilinks and return the target portions of the wilikink | + | text = delinkLinkClass(text, "^%[%[.-%]%]", getDelinkedLabel) |
| + | elseif args.wikilinks == "target" then |
| + | -- De-link wikilinks and return the target portions of the wikilink. |
| + | text = delinkLinkClass(text, "^%[%[.-%]%]", getDelinkedTarget) |
| + | end |
| + | if args.urls ~= "no" then |
| + | text = delinkLinkClass(text, "^%[.-%]", delinkURL) -- De-link URLs. |
| + | end |
| + | if args.whitespace ~= "no" then |
| + | -- Replace single new lines with a single space, but leave double new lines |
| + | -- and new lines only containing spaces or tabs before a second new line. |
| + | text = mw.ustring.gsub(text, "([^\n \t][ \t]*)\n([ \t]*[^\n \t])", "%1 %2") |
| + | text = text:gsub("[ \t]+", " ") -- Remove extra tabs and spaces. |
| end | | end |
− | if not (args.urls == "no") then
| + | return text |
− | text = delinkLinkClass(text, "^%[.-%]", delinkURL) -- De-link URLs.
| |
− | end
| |
− | if not (args.whitespace == "no") then
| |
− | -- Replace single new lines with a single space, but leave double new lines
| |
− | -- and new lines only containing spaces or tabs before a second new line.
| |
− | text = mw.ustring.gsub(text, "([^\n \t][ \t]*)\n([ \t]*[^\n \t])", "%1 %2")
| |
− | text = text:gsub("[ \t]+", " ") -- Remove extra tabs and spaces.
| |
− | end
| |
− | return text
| |
| end | | end |
| | | |
| function p.delink(frame) | | function p.delink(frame) |
− | if not getArgs then
| + | if not getArgs then |
− | getArgs = require('Module:Arguments').getArgs
| + | getArgs = require('Module:Arguments').getArgs |
− | end
| + | end |
− | return p._delink(getArgs(frame, {wrappers = 'Template:Delink'}))
| + | return p._delink(getArgs(frame, {wrappers = 'Template:Delink'})) |
| end | | end |
| | | |
| return p | | return p |