Timothy: 1 revision imported

2023-06-04T03:55:12Z

1 revision imported

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2021-05-08T15:21:49Z

doc was moved into actual doc page

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local util = {
empty = function( s )
return s == nil or type( s ) == 'string' and mw.text.trim( s ) == ''
end
,
extract_options = function ( frame, optionsPrefix )
optionsPrefix = optionsPrefix or 'options'

local options, n, more = {}
if frame.args['module_options'] then
local module_options = mw.loadData( frame.args['module_options'] )
if type( module_options ) ~= 'table' then return {} end
local title = mw.title.getCurrentTitle()
local local_ptions = module_options[ title.namespace ] or module_options[ title.nsText ] or {}
for k, v in pairs( local_ptions ) do options[k] = v end
end

repeat
ok, more = pcall( mw.text.jsonDecode, frame.args[optionsPrefix .. ( n or '' )] )
if ok and type( more ) == 'table' then
for k, v in pairs( more ) do options[k] = v end
end
n = ( n or 0 ) + 1
until not ok

return options
end
,
build_namelist = function ( template_name, sp )
local res = { template_name }
if sp then
if type( sp ) == 'string' then sp = { sp } end
for _, p in ipairs( sp ) do table.insert( res, template_name .. '/' .. p ) end
end
return res
end
,
table_empty = function( t ) -- normally, test if next(t) is nil, but for some perverse reason, non-empty tables returned by loadData return nil...
if type( t ) ~= 'table' then return true end
for a, b in pairs( t ) do return false end
return true
end
,
}

local function _readTemplateData( templateName )
local title = mw.title.makeTitle( 0, templateName )
local templateContent = title and title.exists and title:getContent() -- template's raw content
local capture = templateContent and mw.ustring.match( templateContent, '<templatedata%s*>(.*)</templatedata%s*>' ) -- templatedata as text
-- capture = capture and mw.ustring.gsub( capture, '"(%d+)"', tonumber ) -- convert "1": {} to 1: {}. frame.args uses numerical indexes for order-based params.
local trailingComma = capture and mw.ustring.find( capture, ',%s*[%]%}]' ) -- look for ,] or ,} : jsonDecode allows it, but it's verbotten in json
if capture and not trailingComma then return pcall( mw.text.jsonDecode, capture ) end
return false
end

local function readTemplateData( templateName )
if type( templateName ) == 'string' then
templateName = { templateName, templateName .. '/' .. docSubPage }
end
if type( templateName ) == "table" then
for _, name in ipairs( templateName ) do
local td, result = _readTemplateData( name )
if td then return result end
end
end
return nil
end

-- this is the function to be called by other modules. it expects the frame, and then an optional list of subpages, e.g. { "Documentation" }.
-- if second parameter is nil, only tempalte page will be searched for templatedata.
function calculateViolations( frame, subpages )
-- used for parameter type validy test. keyed by TD 'type' string. values are function(val) returning bool.
local type_validators = {
['number'] = function( s ) return mw.language.getContentLanguage():parseFormattedNumber( s ) end
}
function compatible( typ, val )
local func = type_validators[typ]
return type( func ) ~= 'function' or util.empty( val ) or func( val )
end

local t_frame = frame:getParent()
local t_args, template_name = t_frame.args, t_frame:getTitle()
template_name = mw.ustring.gsub( template_name, '/sandbox', '', 1 )
local td_source = util.build_namelist( template_name, subpages )
if frame.args['td_source'] then
table.insert(td_source, frame.args['td_source'])
end

local templatedata = readTemplateData( td_source )
local td_params = templatedata and templatedata.params
local all_aliases, all_series = {}, {}

if not td_params then return { ['no-templatedata'] = { [''] = '' } } end
-- from this point on, we know templatedata is valid.

local res = {} -- before returning to caller, we'll prune empty tables

-- allow for aliases
for x, p in pairs( td_params ) do for y, alias in ipairs( p.aliases or {} ) do
p['primary'] = x
td_params[x] = p
all_aliases[alias] = p
if tonumber(alias) then all_aliases[tonumber(alias)] = p end
end end

-- handle undeclared and deprecated
local already_seen = {}
local series = frame.args['series']
for p_name, value in pairs( t_args ) do
local tp_param, noval, numeric, table_name = td_params[p_name] or all_aliases[p_name], util.empty( value ), tonumber( p_name )
local hasval = not noval

if not tp_param and series then -- 2nd chance. check to see if series
for s_name, p in pairs(td_params) do
if mw.ustring.match( p_name, '^' .. s_name .. '%d+' .. '$') then
-- mw.log('found p_name '.. p_name .. ' s_name:' .. s_name, ' p is:', p) debugging series support
tp_param = p
end -- don't bother breaking. td always correct.
end
end

if not tp_param then -- not in TD: this is called undeclared
-- calculate the relevant table for this undeclared parameter, based on parameter and value types
table_name =
noval and numeric and 'empty-undeclared-numeric' or
noval and not numeric and 'empty-undeclared' or
hasval and numeric and 'undeclared-numeric' or
'undeclared' -- tzvototi nishar.
else -- in td: test for deprecation and mistype. if deprecated, no further tests
table_name = tp_param.deprecated and hasval and 'deprecated'
or tp_param.deprecated and noval and 'empty-deprecated'
or not compatible( tp_param.type, value ) and 'incompatible'
or not series and already_seen[tp_param] and hasval and 'duplicate'

if hasval and table_name ~= 'duplicate' then
already_seen[tp_param] = p_name
end
end

-- report it.
if table_name then
res[table_name] = res[table_name] or {}
if table_name == 'duplicate' then
local primary_param = tp_param['primary']
local primaryData = res[table_name][primary_param]
if not primaryData then
primaryData = {}
table.insert(primaryData, already_seen[tp_param])
end
table.insert(primaryData, p_name)
res[table_name][primary_param] = primaryData
else
res[table_name][p_name] = value
end
end
end

-- check for empty/missing parameters declared "required"
for p_name, param in pairs( td_params ) do
if param.required and util.empty( t_args[p_name] ) then
local is_alias
for _, alias in ipairs( param.aliases or {} ) do is_alias = is_alias or not util.empty( t_args[alias] ) end
if not is_alias then
res['empty-required'] = res['empty-required'] or {}
res['empty-required'][p_name] = ''
end
end
end

mw.logObject(res)

return res
end

-- wraps report in hidden frame
function wrapReport(report, template_name, options)
mw.logObject(report)
if util.empty( report ) then return '' end
local naked = mw.title.new( template_name )['text']
naked = mw.ustring.gsub(naked, 'Infobox', 'infobox', 1)

report = ( options['wrapper-prefix'] or "<div class = 'paramvalidator-wrapper'><span class='paramvalidator-error'>" )
.. report
.. ( options['wrapper-suffix'] or "</span></div>" )

report = mw.ustring.gsub( report, 'tname_naked', naked )
report = mw.ustring.gsub( report, 'templatename', template_name )

return report
end

-- this is the "user" version, called with {{#invoke:}} returns a string, as defined by the options parameter
function validateParams( frame )
local options, report, template_name = util.extract_options( frame ), '', frame:getParent():getTitle()

local ignore = function( p_name )
for _, pattern in ipairs( options['ignore'] or {} ) do
if mw.ustring.match( p_name, '^' .. pattern .. '$' ) then return true end
end
return false
end

local replace_macros = function( error_type, s, param_names )
function concat_and_escape( t , sep )
sep = sep or ', '
local s = table.concat( t, sep )
return ( mw.ustring.gsub( s, '%%', '%%%%' ) )
end

if s and ( type( param_names ) == 'table' ) then
local k_ar, kv_ar = {}, {}
for k, v in pairs( param_names ) do
table.insert( k_ar, k )
if type(v) == 'table' then
v = table.concat(v, ', ')
end

if error_type == 'duplicate' then
table.insert( kv_ar, v)
else
table.insert( kv_ar, k .. ': ' .. v)
end
end

s = mw.ustring.gsub( s, 'paramname', concat_and_escape( k_ar ) )
s = mw.ustring.gsub( s, 'paramandvalue', concat_and_escape( kv_ar, ' AND ' ) )

if mw.getCurrentFrame():preprocess( "{{REVISIONID}}" ) ~= "" then
s = mw.ustring.gsub( s, "<div.*<%/div>", "", 1 )
end
end
return s
end

local report_params = function( key, param_names )
local res = replace_macros( key, options[key], param_names )
res = frame:preprocess(res or '')
report = report .. ( res or '' )
return res
end

-- no option no work.
if util.table_empty( options ) then return '' end

-- get the errors.
local violations = calculateViolations( frame, options['doc-subpage'] )
-- special request of bora: use skip_empty_numeric
if violations['empty-undeclared-numeric'] then
for i = 1, tonumber( options['skip-empty-numeric'] ) or 0 do
violations['empty-undeclared-numeric'][i] = nil
end
end

-- handle ignore list, and prune empty violations - in that order!
local offenders = 0
for name, tab in pairs( violations ) do
-- remove ignored parameters from all violations
for pname in pairs( tab ) do if ignore( pname ) then tab[pname] = nil end end
-- prune empty violations
if util.table_empty( tab ) then violations[name] = nil end
-- WORK IS DONE. report the errors.
-- if report then count it.
if violations[name] and report_params( name, tab ) then offenders = offenders + 1 end
end

if offenders > 1 then report_params( 'multiple' ) end
if offenders ~= 0 then report_params( 'any' ) end -- could have tested for empty( report ), but since we count them anyway...
return wrapReport(report, template_name, options)
end

return {
['validateparams'] = validateParams,
['calculateViolations'] = calculateViolations,
['wrapReport'] = wrapReport
}

Module:Parameter validation - Revision history

Timothy: 1 revision imported

wikipedia>ProcrastinatingReader: doc was moved into actual doc page