Module:Category handler/shared

-- This module contains shared functions used by [[Module:Category handler]]
-- and its submodules.

local p = {}

function p.matchesBlacklist(page, blacklist)
 for i, pattern in ipairs(blacklist) do
  local match = mw.ustring.match(page, pattern)
  if match then
   return true
  end
 end
 return false
end

function p.getParamMappings(useLoadData)
 local dataPage = 'Module:Namespace detect/data'
 if useLoadData then
  return mw.loadData(dataPage).mappings
 else
  return require(dataPage).mappings
 end
end

function p.getNamespaceParameters(titleObj, mappings)
 -- We don't use title.nsText for the namespace name because it adds
 -- underscores.
 local mappingsKey
 if titleObj.isTalkPage then
  mappingsKey = 'talk'
 else
  mappingsKey = mw.site.namespaces[titleObj.namespace].name
 end
 mappingsKey = mw.ustring.lower(mappingsKey)
 return mappings[mappingsKey] or {}
end

return p