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authorMaran <maran.hidskes@gmail.com>2014-05-02 20:08:27 +0800
committerMaran <maran.hidskes@gmail.com>2014-05-02 20:08:27 +0800
commit69d83b1da55a2149a402e7fa66721fd98f580801 (patch)
tree0d97a4b4ea74dda35e7995665c1ecc5f9c13f72e /ethpub/pub.go
parentc54788338aad3897f7c0d5631984eaba5207e657 (diff)
parent1f6df0cd522842095c5ca723d2e11fc6b97b8b6a (diff)
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Merge branch 'develop' into feature/rpc
Diffstat (limited to 'ethpub/pub.go')
-rw-r--r--ethpub/pub.go108
1 files changed, 108 insertions, 0 deletions
diff --git a/ethpub/pub.go b/ethpub/pub.go
new file mode 100644
index 000000000..c6f177124
--- /dev/null
+++ b/ethpub/pub.go
@@ -0,0 +1,108 @@
+package ethpub
+
+import (
+ "github.com/ethereum/eth-go"
+ "github.com/ethereum/eth-go/ethchain"
+ "github.com/ethereum/eth-go/ethutil"
+)
+
+type PEthereum struct {
+ stateManager *ethchain.StateManager
+ blockChain *ethchain.BlockChain
+ txPool *ethchain.TxPool
+}
+
+func NewPEthereum(eth *eth.Ethereum) *PEthereum {
+ return &PEthereum{
+ eth.StateManager(),
+ eth.BlockChain(),
+ eth.TxPool(),
+ }
+}
+
+func (lib *PEthereum) GetBlock(hexHash string) *PBlock {
+ hash := ethutil.FromHex(hexHash)
+
+ block := lib.blockChain.GetBlock(hash)
+
+ return &PBlock{Number: int(block.BlockInfo().Number), Hash: ethutil.Hex(block.Hash())}
+}
+
+func (lib *PEthereum) GetKey() *PKey {
+ keyPair, err := ethchain.NewKeyPairFromSec(ethutil.Config.Db.GetKeys()[0].PrivateKey)
+ if err != nil {
+ return nil
+ }
+
+ return NewPKey(keyPair)
+}
+
+func (lib *PEthereum) GetStateObject(address string) *PStateObject {
+ stateObject := lib.stateManager.ProcState().GetContract(ethutil.FromHex(address))
+ if stateObject != nil {
+ return NewPStateObject(stateObject)
+ }
+
+ // See GetStorage for explanation on "nil"
+ return NewPStateObject(nil)
+}
+
+func (lib *PEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) (*PReceipt, error) {
+ return lib.createTx(key, recipient, valueStr, gasStr, gasPriceStr, dataStr, "")
+}
+
+func (lib *PEthereum) Create(key, valueStr, gasStr, gasPriceStr, initStr, bodyStr string) (*PReceipt, error) {
+ return lib.createTx(key, "", valueStr, gasStr, gasPriceStr, initStr, bodyStr)
+}
+
+func (lib *PEthereum) createTx(key, recipient, valueStr, gasStr, gasPriceStr, initStr, scriptStr string) (*PReceipt, error) {
+ var hash []byte
+ var contractCreation bool
+ if len(recipient) == 0 {
+ contractCreation = true
+ } else {
+ hash = ethutil.FromHex(recipient)
+ }
+
+ keyPair, err := ethchain.NewKeyPairFromSec([]byte(ethutil.FromHex(key)))
+ if err != nil {
+ return nil, err
+ }
+
+ value := ethutil.Big(valueStr)
+ gas := ethutil.Big(gasStr)
+ gasPrice := ethutil.Big(gasPriceStr)
+ var tx *ethchain.Transaction
+ // Compile and assemble the given data
+ if contractCreation {
+ initScript, err := ethutil.Compile(initStr)
+ if err != nil {
+ return nil, err
+ }
+ mainScript, err := ethutil.Compile(scriptStr)
+ if err != nil {
+ return nil, err
+ }
+
+ tx = ethchain.NewContractCreationTx(value, gas, gasPrice, mainScript, initScript)
+ } else {
+ // Just in case it was submitted as a 0x prefixed string
+ if initStr[0:2] == "0x" {
+ initStr = initStr[2:len(initStr)]
+ }
+ tx = ethchain.NewTransactionMessage(hash, value, gas, gasPrice, ethutil.FromHex(initStr))
+ }
+
+ acc := lib.stateManager.GetAddrState(keyPair.Address())
+ tx.Nonce = acc.Nonce
+ tx.Sign(keyPair.PrivateKey)
+ lib.txPool.QueueTransaction(tx)
+
+ if contractCreation {
+ ethutil.Config.Log.Infof("Contract addr %x", tx.CreationAddress())
+ } else {
+ ethutil.Config.Log.Infof("Tx hash %x", tx.Hash())
+ }
+
+ return NewPReciept(contractCreation, tx.CreationAddress(), tx.Hash(), keyPair.Address()), nil
+}