2019-02-22 05:15:44 +01:00
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--
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-- Minetest lurkcoin mod - ATMs
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--
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-- © 2019 by luk3yx
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--
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local open_atms = {}
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local function e(text)
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return minetest.formspec_escape(tostring(text))
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end
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local formspecs = {}
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-- 0.4 compatibility
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lurkcoin.formspec_prepend = ''
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if minetest.get_modpath('default') and rawget(_G, 'default') and
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default.gui_bg and default.gui_bg_img and default.gui_slots then
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lurkcoin.formspec_prepend = default.gui_bg .. default.gui_bg_img ..
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default.gui_slots
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end
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-- The formspec code is based on something random I did in 2017(?) for
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-- lurkcoinV1, formspecs are weird and I somehow got it right™ then.
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local function get_formspec(name, page, params)
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-- The formspec template
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local formspec = 'size[8,9;]' .. lurkcoin.formspec_prepend ..
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'label[0.5,1.75;Your balance: ' ..
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e(lurkcoin.bank.getbal(name)) .. 'cr.]' ..
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'image_button[2,0.55;4,0.5;default_dirt.png^\\[colorize:#343434;y;' ..
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'Welcome to a ' .. e(lurkcoin.server_name) .. ' ATM!]' ..
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2019-07-08 04:46:50 +02:00
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'label[0.5,2.25;Exchange rate: \194\1641.00 is equal to ' ..
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2019-02-22 05:15:44 +01:00
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e(lurkcoin.exchange_rate) .. 'cr.]' ..
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'image_button[1.75,1.05;4.5,0.5;default_dirt.png^\\[colorize:' ..
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'#343434;y; Your account: ' .. e(name) .. ']' ..
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'image[0.5,0.5;1,1;default_mese_crystal.png]' ..
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'image[6.5,0.5;1,1;default_mese_crystal.png]'
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-- Get the page formspec
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local page = formspecs[page] or formspecs.main
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if type(page) == 'string' then
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formspec = formspec .. page
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elseif type(page) == 'function' then
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formspec = formspec .. page(name, params)
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end
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-- Return the generated formspec
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return formspec
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end
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-- The formspecs (depending on installed mods)
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local withdrawls = false
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-- Payment screen
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2019-05-04 00:49:46 +02:00
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function formspecs.pay(name, fields, guessed_amount)
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2019-02-22 05:15:44 +01:00
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fields = fields or {}
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local formspec =
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'field[0.8,3.5;7,1;user;User to pay;' .. e(fields.user or '') .. ']' ..
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'field_close_on_enter[user;false]' ..
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'field[0.8,4.8;7,1;server;Server the user is on;' ..
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e(fields.server or lurkcoin.server_name) .. ']' ..
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'field_close_on_enter[server;false]' ..
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'field[0.8,6.15;7,1;amount;Amount to pay (in cr);' ..
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e(fields.amount or '5.00') .. ']' ..
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'field_close_on_enter[amount;false]'
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if fields._err then
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formspec = formspec ..
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'label[0.5,7;' .. e(fields._err) .. ']' ..
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'button[0.5,8;3.5,1;payuser;Cancel]' ..
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'button[4,8;3.5,1;paysubmit;Try again]'
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elseif fields.paysubmit then
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formspec = formspec ..
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'label[0.5,7;Please confirm the above values.'
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if fields.server ~= lurkcoin.server_name then
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2019-05-04 00:49:46 +02:00
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local exc = -1
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if type(fields._exchange_rate) == 'number' then
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exc = fields._exchange_rate
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end
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if exc < 0 then
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lurkcoin.get_exchange_rate(fields.amount, fields.server or
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lurkcoin.server_name, function(data)
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if not data then
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fields._err = 'That server does not exist!'
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end
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fields._exchange_rate = data
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return lurkcoin.show_atm(name, 'pay', fields)
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end)
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return formspec .. '\n' .. fields.amount .. 'cr is equal to' ..
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' ...\n\n(Calculating...)]'
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end
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exc = tostring(math.floor(exc * 100) / 100)
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formspec = formspec .. '\n' .. fields.amount .. 'cr is ' ..
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2019-07-08 04:46:50 +02:00
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'equal to \194\164' .. exc .. '.'
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2019-02-22 05:15:44 +01:00
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end
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formspec = formspec .. ']' ..
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'button[0.5,8;3.5,1;payuser;Cancel]' ..
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'button[4,8;3.5,1;payconfirm;Confirm and pay]'
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else
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formspec = formspec ..
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'button[0.5,7;7,1;paysubmit;Pay the user!]'
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if withdrawls then
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formspec = formspec ..
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'button[0.5,8;3.5,1;home;Go back]' ..
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'button_exit[4,8;3.5,1;quit;Quit]'
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else
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formspec = formspec ..
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'button_exit[0.5,8;7,1;quit;Quit]'
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end
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end
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return formspec
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end
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-- The main formspec
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if minetest.get_modpath('currency') then
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formspecs.main =
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'button[0.5,3.25;7,1;deposit;Deposit money]' ..
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2019-07-02 11:56:40 +02:00
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'field[0.8,4.87;6,1;withdraw;Withdraw money (in Mg);5.00]' ..
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2019-02-22 05:15:44 +01:00
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'field_close_on_enter[withdraw;false]' ..
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'button[6.5,4.55;1,1;wd;Next >]' ..
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2019-07-02 11:56:40 +02:00
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'field[0.8,6.12;6,1;user;Pay someone;]' ..
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2019-02-22 05:15:44 +01:00
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'field_close_on_enter[user;false]' ..
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'button[6.5,5.8;1,1;payuser;Next >]' ..
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'button_exit[0.5,8;7,1;quit;Quit]'
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-- Create a withdrawls list with available currency.
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withdrawls = {
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[0.05] = 'currency:minegeld_cent_5',
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[0.10] = 'currency:minegeld_cent_10',
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[0.25] = 'currency:minegeld_cent_25',
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[1] = 'currency:minegeld',
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[5] = 'currency:minegeld_5',
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[10] = 'currency:minegeld_10',
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[20] = 'currency:minegeld_20', -- The original mod now has 20Mg notes.
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[50] = 'currency:minegeld_50',
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[100] = 'currency:minegeld_100',
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}
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-- Remove non-registered notes
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for id, note in pairs(withdrawls) do
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if not minetest.registered_items[note] then
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withdrawls[id] = nil
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end
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end
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assert(#withdrawls > 0, 'The "currency" mod did not register any notes!')
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-- Create a detached inventory for depositing
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local inv = minetest.create_detached_inventory('lurkcoin:atm_deposit', {
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on_put = function(inv, listname, index, stack, player)
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local name = stack:get_name()
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if name:sub(1, 17) == 'currency:minegeld' then
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local m = name:sub(19)
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if #m > 0 then
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if m:sub(1, 5) == 'cent_' then
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m = tonumber(m:sub(6))
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if m then m = m / 100 end
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else
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m = tonumber(m)
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end
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else
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m = 1
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end
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if type(m) == 'number' and m == m then
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m = m * stack:get_count()
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local pname = player:get_player_name()
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if not lurkcoin.bank.add(pname, m, 'Deposit') then
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player:get_inventory():add_item('main', stack)
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end
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2019-09-19 08:48:39 +02:00
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core.log('action', 'Player ' .. pname .. ' deposits ' ..
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tostring(m) .. 'Mg (' .. stack:to_string() ..
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') into a lurkcoin ATM.')
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2019-02-22 05:15:44 +01:00
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end
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end
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inv:set_list(listname, {})
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lurkcoin.show_atm(player:get_player_name(), 'deposit')
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end,
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allow_put = function(inv, listname, index, stack, player)
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local name = stack:get_name()
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if name:sub(1, 17) == 'currency:minegeld' then
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return stack:get_count()
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else
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return 0
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end
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end,
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allow_take = function() return 0 end,
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})
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inv:set_size("lurkcoin", 1)
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-- Depositing
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formspecs.deposit =
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'list[current_player;main;0,4.85;8,1;]' ..
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'list[current_player;main;0,6.08;8,3;8]' ..
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'list[detached:lurkcoin:atm_deposit;lurkcoin;3.5,3;1,1;]' ..
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'listring[]' ..
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'image_button[0,3;3.5,1;default_dirt.png^\\[colorize:#343434;' ..
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'ignore;Deposit money here →]' ..
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'button[5.25,3;2,1;home;Finish]'
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else
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-- When there is no physical currency, the only thing you can do is pay
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-- others.
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formspecs.main = formspecs.pay
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end
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-- "Transaction accepted" screen
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function formspecs.success(name, text)
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return 'image[2.1,3;4.5,4.5;lurkcoin_success.png]' ..
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'image_button[1,7;6,1;default_dirt.png^\\[colorize:#343434;' ..
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'ignore;' .. e(text or 'Transaction sent!') .. ']' ..
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'button[0.5,8;3.5,1;home;Go back]' ..
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'button_exit[4,8;3.5,1;quit;Quit]'
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end
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-- "Transaction failed" screen
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function formspecs.error(name, text)
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return 'image[2.1,3;4.5,4.5;lurkcoin_error.png]' ..
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'image_button[1,7;6,1;default_dirt.png^\\[colorize:#343434;' ..
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'ignore;' .. e(text or 'An error has occurred!') .. ']' ..
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'button[0.5,8;3.5,1;home;Go back]' ..
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'button_exit[4,8;3.5,1;quit;Quit]'
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end
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-- Processing screen
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formspecs.processing =
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'image[2.1,3;4.5,4.5;lurkcoin_processing.png]' ..
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'image_button[1,7;6,1;default_dirt.png^\\[colorize:#343434;' ..
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'ignore;Processing your transaction...]' ..
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'image_button[1,8;6,1;default_dirt.png^\\[colorize:#343434;' ..
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'ignore;This should only take a few seconds.]'
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-- A wrapper function
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function lurkcoin.show_atm(name, page, params)
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minetest.show_formspec(name, 'lurkcoin:atm', get_formspec(name,
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page, params))
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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2019-09-19 08:48:39 +02:00
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if formname ~= 'lurkcoin:atm' then return end
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local name = player:get_player_name()
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-- These probably don't need to be deleted.
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fields._err = nil
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fields._exchange_rate = nil
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if withdrawls then
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if fields.deposit then
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return lurkcoin.show_atm(name, 'deposit')
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elseif fields.wd then
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local amount = tonumber(fields.withdraw)
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if not amount or amount ~= amount or amount <= 0 then
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return lurkcoin.show_atm(name, 'error',
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'ERROR: Invalid number!')
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end
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local bal = lurkcoin.bank.getbal(name)
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if amount > bal then
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return lurkcoin.show_atm(name, 'error',
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'ERROR: You cannot afford to do that!')
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end
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2019-02-22 05:15:44 +01:00
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2019-09-19 08:48:39 +02:00
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local note = false
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for id, item in pairs(withdrawls) do
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if (not note or id > note) and
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math.floor(amount / id) * id == amount then
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local def = minetest.registered_items[item]
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if def and amount / id <= (def.stack_max or 99) then
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note = id
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2019-02-22 05:15:44 +01:00
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end
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end
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2019-09-19 08:48:39 +02:00
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end
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2019-02-22 05:15:44 +01:00
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2019-09-19 08:48:39 +02:00
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if not note then
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return lurkcoin.show_atm(name, 'error',
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'ERROR: I cannot store that amount of\nmoney in a ' ..
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'single stack of notes/coins!')
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end
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2019-02-22 05:15:44 +01:00
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2019-09-19 08:48:39 +02:00
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local stack = ItemStack({
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name = withdrawls[note],
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count = amount / note,
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})
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local inv = player:get_inventory()
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if not inv:room_for_item('main', stack) then
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return lurkcoin.show_atm(name, 'error',
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'ERROR: You do not have enough inventory space!')
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end
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2019-02-22 05:15:44 +01:00
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2019-09-19 08:48:39 +02:00
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minetest.log('action', 'Player ' .. name .. ' withdraws ' ..
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tostring(amount) .. 'Mg (' .. stack:to_string() ..
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') from a lurkcoin ATM.')
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lurkcoin.bank.subtract(name, amount)
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inv:add_item('main', stack)
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2019-02-22 05:15:44 +01:00
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2019-09-19 08:48:39 +02:00
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return lurkcoin.show_atm(name, 'success')
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2019-02-22 05:15:44 +01:00
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end
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2019-09-19 08:48:39 +02:00
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end
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2019-02-22 05:15:44 +01:00
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2019-09-19 08:48:39 +02:00
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if fields.payconfirm and open_atms[name] and open_atms[name].pay then
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local data = open_atms[name]
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for k, v in pairs(data) do
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if type(v) == 'number' then fields[k] = tonumber(fields[k]) end
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if k ~= 'pay' and fields[k] ~= v then
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if k ~= 'amount' then
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k = 'target ' .. k
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2019-02-22 05:15:44 +01:00
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end
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2019-09-19 08:48:39 +02:00
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fields._err = 'The ' .. k ..
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' was modified before pressing confirm!'
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lurkcoin.show_atm(name, 'pay', fields)
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return
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end
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end
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lurkcoin.show_atm(name, 'processing')
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lurkcoin.pay(name, data.user, data.server, data.amount,
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|
|
function(success, msg)
|
|
|
|
local page = success and 'success' or 'error'
|
|
|
|
return lurkcoin.show_atm(name, page, msg)
|
|
|
|
end
|
|
|
|
)
|
|
|
|
elseif fields.payuser or fields.paysubmit or fields.payconfirm then
|
|
|
|
if fields.paysubmit then
|
|
|
|
local amount = tonumber(fields.amount)
|
|
|
|
if not amount or amount ~= amount or amount <= 0 then
|
|
|
|
fields._err = 'Invalid number!'
|
|
|
|
lurkcoin.show_atm(name, 'pay', fields)
|
|
|
|
return
|
|
|
|
elseif lurkcoin.bank.getbal(name) - amount < 0 then
|
|
|
|
fields._err = 'You cannot afford to do that!'
|
|
|
|
lurkcoin.show_atm(name, 'pay', fields)
|
|
|
|
return
|
|
|
|
elseif fields.server then
|
|
|
|
fields.server = fields.server:gsub('^ *(.-) *$', '%1')
|
2019-02-22 05:15:44 +01:00
|
|
|
end
|
|
|
|
|
2019-09-19 08:48:39 +02:00
|
|
|
if fields.user then
|
|
|
|
fields.user = fields.user:gsub('^ *(.-) *$', '%1')
|
|
|
|
end
|
2019-02-22 05:15:44 +01:00
|
|
|
|
2019-09-19 08:48:39 +02:00
|
|
|
if not fields.server or fields.server == '' then
|
|
|
|
fields.server = lurkcoin.server_name
|
|
|
|
end
|
2019-02-22 05:15:44 +01:00
|
|
|
|
2019-09-19 08:48:39 +02:00
|
|
|
open_atms[name] = {
|
|
|
|
pay = true,
|
|
|
|
user = fields.user or '',
|
|
|
|
server = fields.server,
|
|
|
|
amount = amount,
|
|
|
|
}
|
|
|
|
if open_atms[name].user == '' or (
|
|
|
|
fields.server == lurkcoin.server_name and
|
|
|
|
not lurkcoin.bank.user_exists(open_atms[name].user)
|
|
|
|
) then
|
|
|
|
fields._err = 'That user does not exist!'
|
|
|
|
lurkcoin.show_atm(name, 'pay', fields)
|
|
|
|
return
|
2019-02-22 05:15:44 +01:00
|
|
|
end
|
|
|
|
end
|
2019-09-19 08:48:39 +02:00
|
|
|
fields._err = nil
|
|
|
|
lurkcoin.show_atm(name, 'pay', fields)
|
|
|
|
elseif fields.home then
|
|
|
|
lurkcoin.show_atm(name, 'main')
|
|
|
|
elseif fields.quit then
|
|
|
|
open_atms[name] = nil
|
2019-02-22 05:15:44 +01:00
|
|
|
end
|
|
|
|
end)
|
|
|
|
|
|
|
|
minetest.register_on_leaveplayer(function(player)
|
|
|
|
-- TODO: I forgot what one register_on_leaveplayer uses and am too lazy to
|
|
|
|
-- check.
|
|
|
|
local name
|
|
|
|
if type(player) == 'string' then
|
|
|
|
name = player
|
|
|
|
else
|
|
|
|
name = player:get_player_name()
|
|
|
|
end
|
|
|
|
|
|
|
|
open_atms[name] = nil
|
|
|
|
end)
|