Difference between revisions of "Module:Database"
From Cassette Beasts
Line 56: | Line 56: | ||
local args = { elem } | local args = { elem } | ||
if frame.args.key_param ~= nil then | if frame.args.key_param ~= nil then | ||
− | args[frame.args.key_param] = key | + | --args[frame.args.key_param] = key |
end | end | ||
result = result .. frame:expandTemplate{title = frame.args["foreach"], args = args} | result = result .. frame:expandTemplate{title = frame.args["foreach"], args = args} |
Revision as of 21:25, 21 May 2022
Documentation for this module may be created at Module:Database/doc
local p = {}
local db = mw.loadData("Module:Database/data")
-- Private helpers
function table.empty(t)
for _,_ in pairs(t) do
return false
end
return true
end
function get_species(id)
if tonumber(id) ~= nil then
id = tonumber(id)
end
if type(id) == "number" then
return db.species.by_index[id] or db.species.unknown
else
return db.species.by_name[id] or db.species.unknown
end
end
function subscript(value, path, path_start)
while value ~= nil and path[path_start] ~= nil do
local key = path[path_start]
if tonumber(key) ~= nil then
value = value[tonumber(key)]
else
value = value[key]
end
path_start = path_start + 1
end
return value
end
function textify(frame, value)
if value == true and frame.args.if_true ~= null then
return frame.args.if_true
elseif value == false and frame.args.if_false ~= nil then
return frame.args.if_false
elseif type(value) == "string" and frame.args["if_" .. value] ~= nil then
return frame.args["if_" .. value]
elseif type(value) == "table" and frame.args.if_empty ~= nil and table.empty(value) then
return frame.args.if_empty
elseif type(value) == "table" and frame.args["foreach"] ~= nil then
local delim = frame.args.delim or ""
if delim == "," then delim = delim .. " " end
local result = ""
local i = 1
for key,elem in pairs(value) do
if i > 1 then
result = result .. delim
end
local args = { elem }
if frame.args.key_param ~= nil then
--args[frame.args.key_param] = key
end
result = result .. frame:expandTemplate{title = frame.args["foreach"], args = args}
i = i + 1
end
return result
elseif type(value) == "table" and frame.args.delim then
local delim = frame.args.delim
if delim == "," then delim = delim .. " " end
local result = ""
for i,elem in ipairs(value) do
if i > 1 then
result = result .. delim
end
result = result .. textify(frame, elem)
end
return result
end
if type(frame.args.format) == "string" then
value = string.format(frame.args.format, value)
end
if type(value) == "table" and value.name ~= nil then
value = value.name
end
if value == nil then
return ""
elseif type(value) == "string" or type(value) == "number" or type(value) == "boolean" then
return tostring(value)
end
return "<" .. tostring(value) .. ">"
end
-- Public functions for use with #invoke
function p.get_species(frame)
local species = get_species(frame.args[1])
return textify(frame, subscript(species, frame.args, 2))
end
function p.get_prev_species(frame)
local species = get_species(frame.args[1])
if species.bestiary_index ~= nil then
species = get_species(species.bestiary_index - 1)
end
return textify(frame, subscript(species, frame.args, 2))
end
function p.get_next_species(frame)
local species = get_species(frame.args[1])
if species.bestiary_index ~= nil then
species = get_species(species.bestiary_index + 1)
end
return textify(frame, subscript(species, frame.args, 2))
end
function p.species_has_family(frame)
local species = get_species(frame.args[1])
return not table.empty(species.evolves_from) or not table.empty(species.evolves_to)
end
return p