Module:RootFinder: Difference between revisions

Revision as of 13:23, 25 March 2025

Documentation for this module may be created at Module:RootFinder/doc

local p = {}

function p._findRoot(language)
    local current = language
    while true do
        -- Query for the 'Is Variety Of' property of the current language
        local results = mw.smw.ask({
            '[[Category:Language]]',
            '[[' .. current .. ']]',
            '?Is Variety Of'
        })
        
        -- Exit if no results or invalid response
        if not results or #results == 0 then break end
        
        -- Extract parent data from the first result
        local parentData = results[1]['Is Variety Of']
        
        -- Exit if no parent found
        if not parentData or #parentData == 0 then break end
        
        -- Move to the parent language (using fulltext for page name)
        current = parentData[1].fulltext
    end
    return current
end

function p.main(frame)
    local language = frame.args[1]  -- Get input language from template
    return p._findRoot(language)
end

return p

@@ Line 1: / Line 1: @@
 local p = {}
--- Function to recursively find the root language
+function p._findRoot(language)
-function p.findRootLanguage(language)
+     local current = language
-     -- Query to get the "Is Variety Of" value for the given language
+    while true do
-    local query = string.format('[[%s]]|?Is Variety Of', language)
+        -- Query for the 'Is Variety Of' property of the current language
-    -- Execute the query using mw.smw.ask
+        local results = mw.smw.ask({
-    local result = mw.smw.ask(query)
+            '[[Category:Language]]',
+            '[[' .. current .. ']]',
-    -- If there's a result (i.e., the language has a "Is Variety Of" value)
+            '?Is Variety Of'
-    if result and result[1] and result[1].values and result[1].values["Is Variety Of"] then
+        })
-         -- Recursively call the function with the parent language
-         return p.findRootLanguage(result[1].values["Is Variety Of"])
+        -- Exit if no results or invalid response
-    else
+        if not results or #results == 0 then break end
-         -- Return the current language if it doesn't have a "Is Variety Of" value
-         return language
+        -- Extract parent data from the first result
+        local parentData = results[1]['Is Variety Of']
+         -- Exit if no parent found
+         if not parentData or #parentData == 0 then break end
+         -- Move to the parent language (using fulltext for page name)
+         current = parentData[1].fulltext
      end
+    return current
+end
+function p.main(frame)
+    local language = frame.args[1]  -- Get input language from template
+    return p._findRoot(language)
 end
 return p