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#= require jquery-1.8.2.min.js
#= require moment.min.js
#= require qr.js
#= require bootstrap.min.js
#= require 2.5.3-crypto-sha256.js
#= require jsbn.js
#= require jsbn2.js
#= require check_address.js
EXCHANGE_FAIL = "Error fetching exchange rate"
SOCKET_FAIL = "Error connecting to payment server"
ADDRESS_FAIL = "Invalid address"
g = exports ? this
$(->
g.user = $('#user').val()
g.name = get('name')
g.address = get('address')
g.symbol = get('symbol')
g.commission = parseFloat(get('commission'))
g.logo = get('logo')
g.errors = []
if g.user
$.ajax(
url: g.user + '.json',
cache: false,
dataType: 'json',
success: (data) ->
if data?
g.name = data.name
g.address = data.address
g.symbol = data.symbol
g.commission = data.commission
g.logo = data.logo
setup()
)
else
setup()
$('#amount').keyup(updateTotal)
$('#amount').focus(->
$('#received').hide()
$('#payment').fadeIn('slow')
$(this).val('')
updateTotal()
)
)
setup = ->
g.address or= '1VAnbtCAnYccECnjaMCPnWwt81EHCVgNr'
g.commission or= 0
g.symbol or= 'virtexCAD'
if g.logo
$('#logo').attr('src', g.logo).show()
else if not g.name
$('#logo').attr('src', 'img/bitcoin.png').show()
else
$('#name').html(g.name).show()
address = g.address
if g.user? and g.user
address = "<a href='/#{g.user}/report'>#{address}</a>"
if check_address(g.address)
$('#address').html(address)
else
fail(ADDRESS_FAIL)
symbol = g.symbol
symbol += " - #{parseFloat(g.commission).toFixed(0)}%" if g.commission > 0
$('#symbol').html(symbol)
$('#currency').html(g.symbol.slice(-3))
$('#received').hide()
setupQR()
setupSocket()
fetchExchangeRate()
fetchExchangeRate = ->
$.ajax(
url: "ticker?symbol=#{g.symbol}&type=ask&amount=1000",
cache: false,
success: (exchange) ->
if exchange?
clear(EXCHANGE_FAIL)
else
fail(EXCHANGE_FAIL)
return
unless g.setupComplete
finalize()
g.exchange = exchange - exchange * g.commission * 0.01
$('#exchange').val(g.exchange.toFixed(2))
updateTotal()
error: -> fail(EXCHANGE_FAIL)
)
setTimeout(fetchExchangeRate, 900000)
finalize = ->
$('#amount').focus()
g.setupComplete = true
setupSocket = ->
setTimeout(setupSocket, 10000)
unless g.websocket and g.websocket.readyState is 1
g.websocket = new WebSocket("ws://api.blockchain.info:8335/inv")
g.websocket.onopen = ->
g.websocket.send('{"op":"addr_sub", "addr":"' + g.address + '"}')
g.websocket.onerror = g.websocket.onclose = ->
fail(SOCKET_FAIL)
g.websocket.onmessage = (e) ->
results = eval('(' + e.data + ')')
from_address = ''
total = 0
received = 0
$.each(results.x.out, (i, v) ->
if (v.addr == g.address)
received += v.value / 100000000
)
$.each(results.x.inputs, (i, v) ->
from_address = v.prev_out.addr
if (v.prev_out.addr == g.address)
input -= v.prev_out.value / 100000000
)
if (total <= received)
$('#amount').blur()
$('#payment').hide()
$('#received').fadeIn('slow')
if g.user
$.post("/#{g.user}/transactions",
address: from_address,
date: moment().format("YYYY-MM-DD HH:mm:ss"),
received: received,
exchange: g.exchange
)
updateTotal = ->
amount = parseFloat($('#amount').val())
total = amount / g.exchange
total = Math.ceil(total * 10000) / 10000
unless $.isNumeric(total)
total = ''
$('#total').html(total.toString())
displayQR('bitcoin:' + g.address + '?amount=' + total.toString())
fail = (msg) ->
g.errors.push(msg)
g.errors = g.errors.uniq()
$('#calculator').hide()
$('#error').show().html(g.errors.toString())
clear = (msg) ->
i = g.errors.indexOf(msg)
g.errors.splice(i, 1) if i >= 0
if (g.errors.length > 0)
$('#error').show().html(g.errors.toString())
else
$('#error').hide()
$('#calculator').fadeIn('slow')
get = (name) ->
name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]")
regexS = "[\\?&]" + name + "=([^&#]*)"
regex = new RegExp(regexS)
results = regex.exec(window.location.search)
if (results == null)
return ""
else
return decodeURIComponent(results[1].replace(/\+/g, " "))
Array::uniq = ->
output = {}
output[@[key]] = @[key] for key in [0...@length]
value for key, value of output
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