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Added comments to getMempoolOutputs

This commit is contained in:
Braydon Fuller 2015-07-17 21:32:38 -04:00
parent 0b926b67b6
commit 0fbca8094e
1 changed files with 11 additions and 2 deletions
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13
src/bitcoindjs.cc
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@ -993,9 +993,13 @@ NAN_METHOD(GetMempoolOutputs) {
Isolate* isolate = Isolate::GetCurrent();
HandleScope scope(isolate);
// Instatiate an empty array that we will fill later
// with matching outputs.
Local<Array> outputs = Array::New(isolate);
int arrayIndex = 0;
// Decode the input address into the hash bytes
// that we can then match to the scriptPubKeys data
v8::String::Utf8Value param1(args[0]->ToString());
std::string *input = new std::string(*param1);
const char* psz = input->c_str();
@ -1003,16 +1007,18 @@ NAN_METHOD(GetMempoolOutputs) {
DecodeBase58(psz, vAddress);
vector<unsigned char> hashBytes(vAddress.begin()+1, vAddress.begin()+21);
// Iterate through the entire mempool
std::map<uint256, CTxMemPoolEntry> mapTx = mempool.mapTx;
for(std::map<uint256, CTxMemPoolEntry>::iterator it = mapTx.begin(); it != mapTx.end(); it++) {
uint256 txid = it->first;
CTxMemPoolEntry entry = it->second;
const CTransaction tx = entry.GetTx();
int outputIndex = 0;
// Iterate through each output
BOOST_FOREACH(const CTxOut& txout, tx.vout) {
CScript script = txout.scriptPubKey;
@ -1022,15 +1028,16 @@ NAN_METHOD(GetMempoolOutputs) {
if (Solver(script, type, hashResults)) {
// See if the script is any of the standard address types
if (type == TX_PUBKEYHASH || type == TX_SCRIPTHASH) {
vector<unsigned char> scripthashBytes = hashResults.front();
// Compare the hash bytes with the input hash bytes
if(equal(hashBytes.begin(), hashBytes.end(), scripthashBytes.begin())) {
Local<Object> output = NanNew<Object>();
// todo: include the script
output->Set(NanNew<String>("script"), NanNew<String>(script.ToString()));
uint64_t satoshis = txout.nValue;
@ -1039,6 +1046,8 @@ NAN_METHOD(GetMempoolOutputs) {
output->Set(NanNew<String>("outputIndex"), NanNew<Number>(outputIndex));
// We have a match and push the results to the array
// that is returned as the result
outputs->Set(arrayIndex, output);
arrayIndex++;