Module:Check for unknown parameters: Difference between revisions
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>Frietjes (less aggressive encoding per request on the talk page) |
>Johnuniq (gsub trick to avoid "Lua error in Module:Check_for_unknown_parameters at line 78: invalid capture index" at Brian Smith (rugby league, born 1954) due to |coachwin%2=64) |
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Line 34: | Line 34: | ||
end | end | ||
end | end | ||
if isnotempty(preview) then | if isnotempty(preview) then | ||
preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. preview .. ' (this message is shown only in preview).</div>' | preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. preview .. ' (this message is shown only in preview).</div>' | ||
elseif preview == nil then | elseif preview == nil then | ||
Line 54: | Line 54: | ||
table.insert(values, k) | table.insert(values, k) | ||
end | end | ||
elseif type(k) == 'number' and | elseif type(k) == 'number' and | ||
knownargs[tostring(k)] == nil and | knownargs[tostring(k)] == nil and | ||
( showblankpos or isnotempty(v) ) | ( showblankpos or isnotempty(v) ) | ||
then | then | ||
local vlen = mw.ustring.len(v) | local vlen = mw.ustring.len(v) | ||
v = mw.ustring.sub(v, 1, (vlen < 25) and vlen or 25) | v = mw.ustring.sub(v, 1, (vlen < 25) and vlen or 25) | ||
v = mw.text.encode(mw.text.encode(v),'%c%[%]=') | v = mw.text.encode(mw.text.encode(v),'%c%[%]=') | ||
table.insert(values, k .. ' = ' .. v .. ((vlen >= 25) and ' ...' or '')) | table.insert(values, k .. ' = ' .. v .. ((vlen >= 25) and ' ...' or '')) | ||
Line 72: | Line 72: | ||
for k, v in pairs(values) do | for k, v in pairs(values) do | ||
if v == '' then | if v == '' then | ||
-- Fix odd bug for | = which gets stripped to the empty string and | |||
-- breaks category links | |||
v = ' ' | |||
end | end | ||
local r = unknown:gsub('_VALUE_', v) | local r = unknown:gsub('_VALUE_', {_VALUE_ = v}) -- avoid error with v = 'example%2' ("invalid capture index") | ||
table.insert(res, r) | table.insert(res, r) | ||
end | end |
Revision as of 05:00, 26 January 2019
Documentation for this module may be created at Module:Check for unknown parameters/doc
-- This module may be used to compare the arguments passed to the parent -- with a list of arguments, returning a specified result if an argument is -- not on the list local p = {} local function trim(s) return s:match('^%s*(.-)%s*$') end local function isnotempty(s) return s and trim(s) ~= '' end function p.check (frame) local args = frame.args local pargs = frame:getParent().args local ignoreblank = isnotempty(frame.args['ignoreblank']) local showblankpos = isnotempty(frame.args['showblankpositional']) local knownargs = {} local unknown = frame.args['unknown'] or 'Found _VALUE_, ' local preview = frame.args['preview'] local values = {} local res = {} local regexps = {} -- create the list of known args, regular expressions, and the return string for k, v in pairs(args) do if type(k) == 'number' then v = trim(v) knownargs[v] = 1 elseif k:find('^regexp[1-9][0-9]*$') then table.insert(regexps, '^' .. v .. '$') end end if isnotempty(preview) then preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. preview .. ' (this message is shown only in preview).</div>' elseif preview == nil then preview = unknown end -- loop over the parent args, and make sure they are on the list for k, v in pairs(pargs) do if type(k) == 'string' and knownargs[k] == nil then local knownflag = false for i, regexp in ipairs(regexps) do if mw.ustring.match(k, regexp) then knownflag = true break end end if not knownflag and ( not ignoreblank or isnotempty(v) ) then k = mw.text.encode(mw.text.encode(k),'%c%[%]=') table.insert(values, k) end elseif type(k) == 'number' and knownargs[tostring(k)] == nil and ( showblankpos or isnotempty(v) ) then local vlen = mw.ustring.len(v) v = mw.ustring.sub(v, 1, (vlen < 25) and vlen or 25) v = mw.text.encode(mw.text.encode(v),'%c%[%]=') table.insert(values, k .. ' = ' .. v .. ((vlen >= 25) and ' ...' or '')) end end -- add resuls to the output tables if #values > 0 then if frame:preprocess( "{{REVISIONID}}" ) == "" then unknown = preview end for k, v in pairs(values) do if v == '' then -- Fix odd bug for | = which gets stripped to the empty string and -- breaks category links v = ' ' end local r = unknown:gsub('_VALUE_', {_VALUE_ = v}) -- avoid error with v = 'example%2' ("invalid capture index") table.insert(res, r) end end return table.concat(res) end return p