forked from Mirrors/emeraldbank
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103 lines
2.5 KiB
Lua
103 lines
2.5 KiB
Lua
local storage = minetest.get_mod_storage()
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function atm.create_account(name)
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if not storage:contains("balance_" .. name) and minetest.player_exists(name) then
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storage:set_int("balance_" .. name, atm.startbalance)
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atm.balance[name] = atm.startbalance
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end
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end
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-- banking accounts storage
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function atm.read_account(name)
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if atm.balance[name] ~= nil then return end
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if storage:contains("balance_" .. name) then
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atm.balance[name] = storage:get_int("balance_" .. name)
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else
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atm.create_account(name)
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end
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end
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function atm.save_account(name)
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if atm.balance[name] then
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storage:set_int("balance_" .. name, atm.balance[name])
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return true
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end
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return false
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end
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function atm.migrate_accounts()
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local b = atm.balance
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local file = io.open(atm.pth, "r")
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if file then
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repeat
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local balance = file:read("*n")
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if balance == nil then
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break
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end
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local name = file:read("*l")
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b[name:sub(2)] = balance
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if b[name:sub(2)] ~= atm.startbalance then
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atm.save_account(name:sub(2))
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end
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until file:read(0) == nil
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io.close(file)
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end
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os.remove(atm.pth)
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minetest.log("action", "[atm] Migrated all accounts")
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end
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-- wire transfer data storage
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function atm.read_transaction(name)
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if atm.completed_transactions[name] ~= nil then return end
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local s = storage:get_string("transaction_" .. name)
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if s == nil then return end
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local t = minetest.deserialize(s)
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if t == nil then return end
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atm.completed_transactions[name] = t
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end
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function atm.write_transaction(name)
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if atm.completed_transactions[name] == nil then
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storage:set_string("transaction_" .. name, "")
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else
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local s = minetest.serialize(atm.completed_transactions[name])
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if s == nil then return end
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storage:set_string("transaction_" .. name, s)
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end
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end
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function atm.migrate_transactions()
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local file = io.open(atm.pth_wt, "r")
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if file then
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local data = file:read("*all")
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atm.completed_transactions = minetest.deserialize(data)
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io.close(file)
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end
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for name, table in pairs(atm.completed_transactions) do
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atm.write_transaction(name)
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end
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os.remove(atm.pth_wt)
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minetest.log("action", "[atm] Migrated all transactions")
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end
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minetest.register_on_leaveplayer(function(player)
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if player then
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local name = player:get_player_name()
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atm.balance[name] = nil
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atm.completed_transactions[name] = nil
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atm.pending_transfers[name] = nil
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end
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end)
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minetest.register_on_mods_loaded(function()
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local file = io.open(atm.pth, "r")
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if file then
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io.close(file)
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atm.migrate_accounts()
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end
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file = io.open(atm.pth_wt, "r")
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if file then
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io.close(file)
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atm.migrate_transactions()
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end
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end) |