Modul:PropertyLink
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This module can be used for advance linking, according to Wikidata. It includes the following functions:
- property - get a link according to wikidata claim
- label: gives the label in wikidata (no [[link]])
- Parameters: property (e.g p123)
- imageLink: Get a related file to be used in the article
- Parameters:
- 1 param (optional) - Property to get commons link. If not specified it uses d:Property:p18 (a generic property for image in wikidata)
- width - default 220px
- Parameters:
function getLinkLabel(propValue, frame)
if propValue['type'] == 'wikibase-entityid' then
local isWikipedia = false
local linkTarget = mw.wikibase.sitelink( "Q" .. propValue.value['numeric-id'] )
if not linkTarget then
local targetEntity = mw.wikibase.getEntity( "Q" .. propValue.value['numeric-id'] )
if targetEntity and targetEntity['sitelinks'] then
if targetEntity['sitelinks']['dewiki'] then
linkTarget = string.gsub('de:' .. targetEntity['sitelinks']['dewiki']['title'], ' ', '_')
isWikipedia = true
elseif targetEntity['sitelinks']['enwiki'] then
linkTarget = string.gsub(targetEntity['sitelinks']['enwiki']['title'], ' ', '_')
isWikipedia = true
end
end
end
local linkTitle = mw.wikibase.label( "Q" ..propValue.value['numeric-id'] )
if isWikipedia then
template = "{{WikipediaLink|%s|%s}}"
end
if linkTarget and linkTitle then
if isWikipedia then
return frame:expandTemplate{ title = 'WikipediaLink', args = { linkTarget, linkTitle } }
end
return mw.ustring.format( "[[%s|%s]]", linkTarget, linkTitle )
else
return linkTitle
end
elseif propValue and propValue['type'] == 'string' then
return propValue.value
end
end
function getProperty(propertyName, frame)
local entity = mw.wikibase.getEntityObject()
if not entity or not entity.claims then return end--the entity doesnt exist or have no claims
local property = entity.claims[propertyName]
if not property then return end--no such property for this item
property = property[1]
local propValue = property.mainsnak and property.mainsnak.datavalue
if not propValue then return end --property doesnt exist
return getLinkLabel(propValue, frame)
end
function property( frame )
return getProperty(string.upper(frame.args[1], frame))
end
function getLabel( propertyName )
local entity = mw.wikibase.getEntity()
if not entity or not entity.claims then return end--the entity doesnt exist or have no claims
local property = entity.claims[propertyName]
if not property then return end--no such property for this item
property = property[0]
local propValue = property.mainsnak.datavalue
if not propValue then return '' end --property doesnt exist
if propValue['type']=='wikibase-entityid' then
return mw.wikibase.label( "Q" ..propValue.value['numeric-id'] )
elseif propValue['type'] == 'string' then
return propValue.value
end
end
function getLinkLabels( frame )
propertyName = frame.args[1]
local entity = mw.wikibase.getEntityObject()
if not entity or not entity.claims then return end--the entity doesnt exist or have no claims
local properties = entity.claims[propertyName]
if not properties then return end--no such property for this item
local retVal = ''
for propIndex in pairs(properties) do
local property = properties[propIndex]
local propValue = property.mainsnak.datavalue
if not propValue then return '' end --property doesnt exist
local value = getLinkLabel(propValue, frame)
if retVal == '' then
retVal = value
else
retVal = retVal .. ', ' .. value
end
end
return retVal
end
-- Return the label for property, or the label of the linked entiy of that property
function label( frame )
return getLabel(string.lower(frame.args[1]))
end
function getImageLink( propName, width)
local entity = mw.wikibase.getEntity()
if not entity or not entity.claims then return end --the entity doesnt exist or have no claims
local property = entity.claims[propName or "P4"]
if property then
local width = width or "220"
return mw.ustring.format( '[[File:%s|%spx]]', property[1].mainsnak.datavalue.value, width )
end
end
--use this function to get associated image to be used in the article
function imageLink( frame )
return getImageLink( string.upper(frame.args[1]), frame.args["width"])
end
return {
imageLink = imageLink,
Image = imageLink,
File = imageLink,
label = label,
Label = label,
property = property,
Property = property,
getProperty = getProperty,
getImageLink = getImageLink,
getLabel = getLabel,
getLinkLabels = getLinkLabels,
}
