Custom TransactionSigner and eth-account module improvements.

docs/include_package-core.rst

@@ -1,4 +1,3 @@
-
 options
 =====================
 
@@ -23,6 +22,8 @@ Module Options
 
 :ref:`transactionPollingTimeout <web3-module-transactionpollingtimeout>`
 
+:ref:`transactionSigner <web3-module-transactionSigner>`
+
 -------
 Example
 -------
@@ -38,7 +39,8 @@ Example
         defaultGasPrice: 0,
         transactionBlockTimeout: 50,
         transactionConfirmationBlocks: 24,
-        transactionPollingTimeout: 480
+        transactionPollingTimeout: 480,
+        transactionSigner: new CustomTransactionSigner()
     }
 
     const web3 = new Web3('http://localhost:8545', options);
@@ -207,6 +209,48 @@ Returns
 
 ------------------------------------------------------------------------------
 
+
+.. _web3-module-transactionSigner:
+
+transactionSigner
+=================
+
+.. code-block:: javascript
+
+    web3.eth.transactionSigner
+    ...
+
+
+
+The ``transactionSigner`` property does provide us the possibility to customize the signing process
+of the ``Eth`` module and the related sub-modules.
+
+The interface of a ``TransactionSigner``:
+
+.. code-block:: javascript
+
+    interface TransactionSigner {
+        sign(txObject: Transaction): Promise<SignedTransaction>
+    }
+
+    interface SignedTransaction {
+        messageHash: string,
+        v: string,
+        r: string,
+        s: string,
+        rawTransaction: string
+    }
+
+
+
+-------
+Returns
+-------
+
+``TransactionSigner``: A JavaScript class of type TransactionSigner.
+
+------------------------------------------------------------------------------
+
 setProvider
 =====================
 

docs/web3-eth.rst

@@ -1174,7 +1174,8 @@ signTransaction
 
     web3.eth.signTransaction(transactionObject [, address] [, callback])
 
-Signs a transaction. This account needs to be unlocked.
+The method ``signTransaction`` signs a transaction with the private key of the given address.
+This method does only work if you're connected to a Parity node.
 
 ----------
 Parameters

packages/web3-core-method/lib/factories/AbstractMethodFactory.js

@@ -20,6 +20,10 @@
  * @date 2018
  */
 
+import SendRawTransactionMethod from '../../src/methods/transaction/SendRawTransactionMethod';
+import GetTransactionCountMethod from '../../src/methods/account/GetTransactionCountMethod';
+import ChainIdMethod from '../../src/methods/network/ChainIdMethod';
+
 export default class AbstractMethodFactory {
     /**
      * @param {MethodModuleFactory} methodModuleFactory
@@ -89,25 +93,18 @@ export default class AbstractMethodFactory {
         /* eslint-disable new-cap */
         switch (method.Type) {
             case 'CALL':
-                if (method.name === 'SignMethod') {
-                    return new method(
-                        this.utils,
-                        this.formatters,
-                        this.methodModuleFactory.accounts,
-                        this.methodModuleFactory.createMessageSigner()
-                    );
-                }
-
                 return new method(this.utils, this.formatters);
             case 'SEND':
                 if (method.name === 'SendTransactionMethod') {
+                    const transactionConfirmationWorkflow = this.methodModuleFactory.createTransactionConfirmationWorkflow();
+
                     return new method(
                         this.utils,
                         this.formatters,
-                        this.methodModuleFactory.createTransactionConfirmationWorkflow(),
-                        this.methodModuleFactory.accounts,
-                        this.methodModuleFactory.createTransactionSigner(),
-                        this.methodModuleFactory.createSendRawTransactionMethod()
+                        transactionConfirmationWorkflow,
+                        new SendRawTransactionMethod(this.utils, this.formatters, transactionConfirmationWorkflow),
+                        new ChainIdMethod(this.utils, this.formatters),
+                        new GetTransactionCountMethod(this.utils, this.formatters)
                     );
                 }
 

packages/web3-core-method/lib/methods/AbstractMethod.js

@@ -214,15 +214,4 @@ export default class AbstractMethod {
     isHash(parameter) {
         return isString(parameter) && parameter.indexOf('0x') === 0;
     }
-
-    /**
-     * Checks if accounts is defined and if wallet is not empty
-     *
-     * @method hasWallet
-     *
-     * @returns {Boolean}
-     */
-    hasWallets() {
-        return this.accounts && this.accounts.wallet.length > 0;
-    }
 }