LBRYCommunity/bitcoinjs-lib
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Migrates Address to stricter API subset

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This commit is contained in:
Daniel Cousens 2014-04-17 23:31:45 +10:00
parent 701af74ade
commit 682ec133bb
9 changed files with 327 additions and 184 deletions

53
src/script.js
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@ -1,7 +1,8 @@
var assert = require('assert')
var Address = require('./address')
var crypto = require('./crypto')
var convert = require('./convert')
var network = require('./network')
var Network = require('./network')
var Opcode = require('./opcode')
function Script(data) {
@ -211,22 +212,23 @@ Script.prototype.toScriptHash = function() {
return crypto.hash160(this.buffer)
}
//TODO: support testnet
Script.prototype.getToAddress = function() {
Script.prototype.getToAddress = function(network) {
network = network || Network.bitcoin
if(isPubkeyhash.call(this)) {
return new Address(this.chunks[2])
return new Address(new Buffer(this.chunks[2]), network.pubKeyHash)
}
if(isScripthash.call(this)) {
return new Address(this.chunks[1], 5)
}
assert(isScripthash.call(this))
return new Address(this.chunks[1], 5)
return new Address(new Buffer(this.chunks[1]), network.scriptHash)
}
//TODO: support testnet
Script.prototype.getFromAddress = function(){
return new Address(this.simpleInHash())
Script.prototype.getFromAddress = function(version) {
version = version || Network.bitcoin.pubKeyHash
return new Address(this.simpleInHash(), version)
}
/**
@ -364,25 +366,30 @@ Script.prototype.writeBytes = function(data) {
/**
* Create an output for an address
*/
Script.createOutputScript = function(address) {
Script.createOutputScript = function(address, network) {
assert(address instanceof Address)
network = network || Network.bitcoin
var script = new Script()
address = new Address(address)
if (address.version == network.bitcoin.scriptHash ||
address.version == network.testnet.scriptHash) {
// Standard pay-to-script-hash
// Standard pay-to-script-hash
if (address.version === network.scriptHash) {
script.writeOp(Opcode.map.OP_HASH160)
script.writeBytes(address.hash)
script.writeOp(Opcode.map.OP_EQUAL)
return script
}
else {
// Standard pay-to-pubkey-hash
script.writeOp(Opcode.map.OP_DUP)
script.writeOp(Opcode.map.OP_HASH160)
script.writeBytes(address.hash)
script.writeOp(Opcode.map.OP_EQUALVERIFY)
script.writeOp(Opcode.map.OP_CHECKSIG)
}
assert(address.version === network.pubKeyHash)
// Standard pay-to-pubkey-hash
script.writeOp(Opcode.map.OP_DUP)
script.writeOp(Opcode.map.OP_HASH160)
script.writeBytes(address.hash)
script.writeOp(Opcode.map.OP_EQUALVERIFY)
script.writeOp(Opcode.map.OP_CHECKSIG)
return script
}