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TigerMehMat (обсуждение | вклад)
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(не показаны 4 промежуточные версии 1 участника)
Строка 38: Строка 38:
   
 
local p = {}
 
local p = {}
  +
 
function p.data(f)
 
function p.data(f)
 
local args = f:getParent().args
 
local args = f:getParent().args
Строка 48: Строка 49:
   
 
-- remove non-word characters except / then lowercase
 
-- remove non-word characters except / then lowercase
path = path:gsub('[([^0-9a-zA-ZА-Яа-я])/u]', ''):lower()
+
path = path:gsub('[^%w/]', ''):lower()
   
 
local folders = {} -- list of path parts
 
local folders = {} -- list of path parts
Строка 64: Строка 65:
 
end
 
end
   
  +
-- select an alternative table based on path
  +
local dataTableName = 'dv/data'
  +
local tableOverrides = {
  +
["colorization"] = "dv/paintRegions",
  +
}
  +
if tableOverrides[folders[1]] ~= nil then
  +
dataTableName = tableOverrides[folders[1]]
  +
table.remove(folders, 1)
  +
end
  +
 
-- retrieve the database
 
-- retrieve the database
local data = mw.loadData('Module:dv/data')
+
local data = mw.loadData('Module:' .. dataTableName)
   
 
-- search the creature
 
-- search the creature
Строка 101: Строка 112:
 
return node
 
return node
 
end
 
end
  +
 
return p
 
return p

Текущая версия от 00:19, 24 июня 2021

Для документации этого модуля может быть создана страница Модуль:Dv/doc

----------------------------------------------------------------------------------------------------
-- Usage: use the Template:Dv
----------------------------------------------------------------------------------------------------

-- override values in table dst with values of table src, or adds them
local function merge(dst, src)
  for k, v in pairs(src) do
    if type(dst[k]) == 'table' and type(v) == 'table' then
      dst[k] = merge(dst[k], v)
    else
      dst[k] = v
    end
  end
  return dst
end

local function deepcopy(orig)
  if type(orig) == 'table' then
    local copy = {}
    for k, v in pairs(orig) do
      copy[deepcopy(k)] = deepcopy(v)
    end
    return copy
  end
  return orig
end

local function createVardefines(t, f, prefix)
  for k, v in pairs(t) do
    if type(v) == 'table' then
      f:callParserFunction('#vardefine:' .. (prefix == '' and prefix or prefix .. '/') .. k, 'table')
      createVardefines(v, f, (prefix == '' and prefix or prefix .. '/') .. k)
    else
      f:callParserFunction('#vardefine:' .. (prefix == '' and prefix or prefix .. '/') .. k, v)
    end
  end  
end

local p = {}

function p.data(f)
  local args = f:getParent().args
  -- expects one or more non-named arguments in the template, the /-separated path to the data
  if args[1] == nil then
    return 'arguments expected, see documentation of Template:Dv'
  end
  -- concat all non-named arguments (args is not a real table, deepcopy creates one)
  local path = table.concat(deepcopy(args), '/')

  -- remove non-word characters except / then lowercase
  path = path:gsub('[^%w/]', ''):lower()

  local folders = {} -- list of path parts
  for part in path:gmatch("[^/]+") do
    table.insert(folders, part)
  end

  -- separate creature name from the rest of the path
  local creature = table.remove(folders, 1)

  -- replace creature name alias with actual name
  local aliases = mw.loadData('Module:dv/aliases')
  if aliases[creature] ~= nil then
    creature = aliases[creature]
  end

  -- select an alternative table based on path
  local dataTableName = 'dv/data'
  local tableOverrides = {
  	["colorization"] = "dv/paintRegions",
  }
  if tableOverrides[folders[1]] ~= nil then
    dataTableName = tableOverrides[folders[1]]
    table.remove(folders, 1)
  end
  
  -- retrieve the database
  local data = mw.loadData('Module:' .. dataTableName)

  -- search the creature
  local node = data[creature]
  if node == nil then
    return '' -- 'creature data not found: ' .. creature
  end

  -- merge inherited data with own data
  if node.inherits ~= nil and data[node.inherits] ~= nil then
    node = merge(deepcopy(data[node.inherits]), data[creature])
  end

  -- apply overrides from other section of 'data'
  if type(node.overridewith) == 'string' and data[node.overridewith] ~= nil then
    node = merge(node, data[node.overridewith])
  end

  -- search data for path
  for _,f in ipairs(folders) do
    if node[f] ~= nil then
      node = node[f]
    else
      return '' -- no data available for given path
    end
  end

  if type(node) == 'table' then
    if args.defineVars ~= nil then
      createVardefines(node, f, args.defineVars)
      return 'variables defined'
    end
    return 'path not specific enough: ' .. path -- given path leads to a folder instead of a value
  end
  return node
end

return p