Module:GetJSON: Difference between revisions

local p = {}

p.main = function(frame)

local m = {}

m.root = mw.loadJsonData(frame.args[1])

local function splitKey(key)

local keys = {}

for subkey in string.gmatch(key, "([^%.]+)") do

table.insert(keys, subkey)

end

return keys

end

local function getValueByKeys(root, keys)

local value = root

for _, key in ipairs(keys) do

if value[key] == nil then

return nil

end

value = value[key]

end

-- If the value is a table and contains json_file and json_key

if type(value) == "table" and value.json_file and value.json_key then

local newRoot = mw.loadJsonData(value.json_file)

local newKeys = splitKey(value.json_key)

return getValueByKeys(newRoot, newKeys)

end

return value

end

local keys = splitKey(frame.args[2])

local value = getValueByKeys(m.root, keys)

if value ~= nil then

if type(value) == "table" then

local str = ""

for k, v in pairs(value) do

str = str .. v .. ";"

end

return frame:preprocess(str:sub(1, -2))

end

return frame:preprocess(value)

if frame.args[3] ~= nil then

return frame.args[3]

else

return ""

end