From 42a10164eab7690f1131ccd03fa9c15f5b9149b0 Mon Sep 17 00:00:00 2001
From: thomasv <thomasv@gitorious>
Date: Tue, 26 Feb 2013 13:56:48 +0100
Subject: [PATCH] make most commands available in the console

---
 electrum        | 396 +++++++++++++-----------------------------------
 lib/__init__.py |   1 +
 lib/bitcoin.py  |   2 +-
 lib/commands.py | 254 +++++++++++++++++++++++++++++++
 lib/gui_qt.py   |  16 +-
 lib/wallet.py   |   6 +-
 6 files changed, 381 insertions(+), 294 deletions(-)
 create mode 100644 lib/commands.py

diff --git a/electrum b/electrum
index d8beb561..75eaafa5 100755
--- a/electrum
+++ b/electrum
@@ -62,13 +62,13 @@ options:
   -b: show the balance of addresses""",
 
     'history':"Shows the transaction history",
-    'label':'Assign a label to an item\nSyntax: label <tx_hash> <label>',
+    'setlabel':'Assign a label to an item\nSyntax: label <tx_hash> <label>',
     'mktx':
         """Create a signed transaction, password protected.
 Syntax: mktx <recipient> <amount> [label]
 options:\n  --fee, -f: set transaction fee\n  --fromaddr, -s: send from address -\n  --changeaddr, -c: send change to address
         """,
-    'seed':
+    'get_seed':
             "Print the generation seed of your wallet.",
     'importprivkey': 
             'Import a private key\nSyntax: importprivkey <privatekey>',
@@ -94,17 +94,18 @@ options:\n  --fee, -f: set transaction fee\n  --fromaddr, -s: send from address
     'createrawtransaction':'similar to bitcoind\'s command',
     'decoderawtransaction':'similar to bitcoind\'s command',
     'signrawtransaction':'similar to bitcoind\'s command',
+    'get_history': 'get history for an address'
     
     }
 
 
 
 offline_commands = [ 'password', 'mktx',
-                     'label', 'contacts',
+                     'setlabel', 'contacts',
                      'help', 'validateaddress',
                      'signmessage', 'verifymessage',
                      'eval', 'set', 'get', 'create', 'addresses',
-                     'importprivkey', 'seed',
+                     'importprivkey', 'get_seed',
                      'deseed',
                      'freeze','unfreeze',
                      'prioritize','unprioritize',
@@ -113,7 +114,6 @@ offline_commands = [ 'password', 'mktx',
                      ]
 
 
-protected_commands = ['payto', 'password', 'mktx', 'seed', 'importprivkey','signmessage', 'signrawtransaction','dumpprivkey' ]
 
 # get password routine
 def prompt_password(prompt, confirm=True):
@@ -367,18 +367,6 @@ if __name__ == '__main__':
         if password:
             wallet.update_password(wallet.seed, None, password)
 
-    # check syntax
-    if cmd in ['payto', 'mktx']:
-        try:
-            to_address = args[1]
-            amount = int( 100000000 * Decimal(args[2]) )
-            change_addr = None
-            label = ' '.join(args[3:])
-            if options.tx_fee: 
-                options.tx_fee = int( 100000000 * Decimal(options.tx_fee) )
-        except:
-            firstarg = cmd
-            cmd = 'help'
 
     # open session
     if cmd not in offline_commands and not options.offline:
@@ -393,13 +381,7 @@ if __name__ == '__main__':
         wallet.update()
         wallet.save()
 
-    # check if --from_addr not in wallet (for mktx/payto)
-    is_temporary = False
-    from_addr = None
-    if options.from_addr:
-        from_addr = options.from_addr
-        if from_addr not in wallet.all_addresses():
-            is_temporary = True
+
                 
     # important warning
     if cmd=='addresses' and options.show_keys:
@@ -409,7 +391,7 @@ if __name__ == '__main__':
 
     # commands needing password
     if cmd in protected_commands or ( cmd=='addresses' and options.show_keys):
-        if wallet.use_encryption and not is_temporary:
+        if wallet.use_encryption:
             password = prompt_password('Password:', False)
             if not password:
                 print_msg("Error: Password required")
@@ -423,20 +405,106 @@ if __name__ == '__main__':
         else:
             password = None
             seed = wallet.seed
+    else:
+        password = None
 
+
+    # check and format the arguments
     if cmd == 'importprivkey':
         # See if they specificed a key on the cmd line, if not prompt
-        if len(args) > 1:
-            sec = args[1]
-        else:
-            sec = prompt_password('Enter PrivateKey (will not echo):', False)
-        try:
-            addr = wallet.import_key(sec,password)
-            wallet.save()
-            print_msg("Keypair imported: ", addr)
-        except BaseException as e:
-            print_msg("Error: Keypair import failed: " + str(e))
+        if len(args) == 1:
+            args[1] = prompt_password('Enter PrivateKey (will not echo):', False)
 
+    elif cmd == 'signmessage':
+        if len(args) < 3:
+            print_msg("Error: Invalid usage of signmessage.")
+            print_msg(known_commands[cmd])
+            sys.exit(1)
+        address = args[1]
+        message = ' '.join(args[2:])
+        if len(args) > 3:
+            print_msg("Warning: Message was reconstructed from several arguments:", repr(message))
+        args = [ cmd, address, message ]
+
+    elif cmd == 'verifymessage':
+        try:
+            address = args[1]
+            signature = args[2]
+            message = ' '.join(args[3:])
+        except:
+            print_msg("Error: Not all parameters were given, displaying help instead.")
+            print_msg(known_commands[cmd])
+            sys.exit(1)
+        if len(args) > 4:
+            print_msg("Warning: Message was reconstructed from several arguments:", repr(message))
+        args = [ cmd, address, signature, message]
+
+    elif cmd == 'signrawtransaction':
+        
+        args = [ cmd, args[1], ast.literal_eval(args[2]) if len(args)>2 else [], ast.literal_eval(args[3]) if len(args)>3 else []]
+
+    elif cmd == 'createmultisig':
+        args = [ cmd, int(args[1]), ast.literal_eval(args[2])]
+
+    elif cmd == 'createrawtransaction':
+        args = [ cmd, ast.literal_eval(args[1]), ast.literal_eval(args[2])]
+                
+    elif cmd == 'setlabel':
+        try:
+            tx = args[1]
+            label = ' '.join(args[2:])
+        except:
+            print_msg("Error. Syntax:  label <tx_hash> <text>")
+            sys.exit(1)
+        args = [ cmd, tx, label ]
+
+    elif cmd in ['payto', 'mktx']:
+
+        #is_temporary = False
+        from_addr = None
+        if options.from_addr:
+            from_addr = options.from_addr
+            if from_addr not in wallet.all_addresses():
+                #is_temporary = True
+                raise BaseException("address not in wallet")
+
+        try:
+            to_address = args[1]
+            amount = Decimal(args[2])
+            change_addr = None
+            label = ' '.join(args[3:])
+            if options.tx_fee: 
+                options.tx_fee = Decimal(options.tx_fee)
+        except:
+            firstarg = cmd
+            cmd = 'help'
+
+        #if from_addr and is_temporary:
+        #    if from_addr.find(":") == -1:
+        #        keypair = from_addr + ":" + prompt_password('Private key:', False)
+        #    else:
+        #        keypair = from_addr
+        #        from_addr = keypair.split(':')[0]
+        #    if not wallet.import_key(keypair,password):
+        #        print_msg("Error: Invalid key pair")
+        #        exit(1)
+        #    wallet.history[from_addr] = interface.retrieve_history(from_addr)
+        #    wallet.update_tx_history()
+        #    change_addr = from_addr
+
+        if options.change_addr:
+            change_addr = options.change_addr
+            
+        args = [ 'mktx', to_address, amount, options.tx_fee, options.change_addr, from_addr ]
+
+        #if is_temporary:
+        #    wallet.imported_keys.pop(from_addr)
+        #    del(wallet.history[from_addr])
+        #wallet.save()
+
+
+
+    # run the command
     if cmd == 'help':
         cmd2 = firstarg
         if cmd2 not in known_commands:
@@ -447,9 +515,6 @@ if __name__ == '__main__':
         else:
             print_msg(known_commands[cmd2])
 
-    elif cmd == 'seed':
-        print_msg(seed + ' "' + ' '.join(mnemonic_encode(seed)) + '"')
-
     elif cmd == 'deseed':
         if not wallet.seed:
             print_msg("Error: This wallet has no seed")
@@ -466,43 +531,6 @@ if __name__ == '__main__':
             else:
                 print_msg("Action canceled.")
 
-
-    elif cmd == 'validateaddress':
-        addr = args[1]
-        is_valid = wallet.is_valid(addr)
-        out = { 'isvalid':is_valid }
-        if is_valid:
-            is_mine = wallet.is_mine(addr)
-            out['address'] = addr
-            out['ismine'] = is_mine
-            if is_mine:
-                out['pubkey'] = wallet.get_public_key(addr)
-            
-        print_json(out)
-
-    elif cmd == 'balance':
-        try:
-            addrs = args[1:]
-        except:
-            pass
-        if addrs == []:
-            c, u = wallet.get_balance()
-            if u:
-                print_msg(Decimal( c ) / 100000000 , Decimal( u ) / 100000000)
-            else:
-                print_msg(Decimal( c ) / 100000000)
-        else:
-            for addr in addrs:
-                c, u = wallet.get_addr_balance(addr)
-                if u:
-                    print_msg("%s %s, %s" % (addr, str(Decimal(c)/100000000), str(Decimal(u)/100000000)))
-                else:
-                    print_msg("%s %s" % (addr, str(Decimal(c)/100000000)))
-
-    elif cmd in [ 'contacts']:
-        for addr in wallet.addressbook:
-            print_msg(addr, "   ", wallet.labels.get(addr))
-
     elif cmd == 'eval':
         print_msg(eval(args[1]))
         wallet.save()
@@ -541,225 +569,19 @@ if __name__ == '__main__':
                     m_addr += ':' + str(wallet.get_private_key(addr, password))
                 print_msg(flags, m_addr, b, label)
 
-    if cmd == 'history':
-        import datetime
-        balance = 0
-        for item in wallet.get_tx_history():
-            tx_hash, conf, is_mine, value, fee, balance, timestamp = item
-            try:
-                time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
-            except:
-                time_str = "----"
-
-            label, is_default_label = wallet.get_label(tx_hash)
-            if not label: label = tx_hash
-            else: label = label + ' '*(64 - len(label) )
-
-            print_msg("%17s"%time_str, "  " + label + "  " + format_satoshis(value)+ "  "+ format_satoshis(balance))
-        print_msg("# balance: ", format_satoshis(balance))
-
-    elif cmd == 'label':
-        try:
-            tx = args[1]
-            label = ' '.join(args[2:])
-        except:
-            print_msg("Error. Syntax:  label <tx_hash> <text>")
-            sys.exit(1)
-        wallet.labels[tx] = label
-        wallet.save()
-            
-    elif cmd in ['payto', 'mktx']:
-        if from_addr and is_temporary:
-            if from_addr.find(":") == -1:
-                keypair = from_addr + ":" + prompt_password('Private key:', False)
-            else:
-                keypair = from_addr
-                from_addr = keypair.split(':')[0]
-            if not wallet.import_key(keypair,password):
-                print_msg("Error: Invalid key pair")
-                exit(1)
-            wallet.history[from_addr] = interface.retrieve_history(from_addr)
-            wallet.update_tx_history()
-            change_addr = from_addr
-
-        if options.change_addr:
-            change_addr = options.change_addr
-
-        for k, v in wallet.labels.items():
-            if v == to_address:
-                to_address = k
-                print_msg("alias", to_address)
-                break
-            if change_addr and v == change_addr:
-                change_addr = k
-        try:
-            tx = wallet.mktx( [(to_address, amount)], label, password,
-                fee = options.tx_fee, change_addr = change_addr, from_addr = from_addr )
-        except:
-            import traceback
-            traceback.print_exc(file=sys.stdout)
-            tx = None
-
-        if tx and cmd=='payto': 
-            r, h = wallet.sendtx( tx )
-            print_msg(h)
-        else:
-            out = {"hex":str(tx), "complete":tx.is_complete}
-            if not tx.is_complete: 
-                import json
-                out['input_info'] = repr(tx.input_info).replace(' ','')
-            print_json(out)
-
-        if is_temporary:
-            wallet.imported_keys.pop(from_addr)
-            del(wallet.history[from_addr])
-        wallet.save()
-
-    elif cmd == 'sendrawtransaction':
-        tx = Transaction(args[1])
-        r, h = wallet.sendtx( tx )
-        print_msg(h)
 
     elif cmd == 'password':
         new_password = prompt_password('New password:')
         wallet.update_password(seed, password, new_password)
 
-    elif cmd == 'signmessage':
-        if len(args) < 3:
-            print_msg("Error: Invalid usage of signmessage.")
-            print_msg(known_commands[cmd])
-            sys.exit(1)
-        address = args[1]
-        message = ' '.join(args[2:])
-        if len(args) > 3:
-            print_msg("Warning: Message was reconstructed from several arguments:", repr(message))
-
-        print_msg(wallet.sign_message(address, message, password))
-
-    elif cmd == 'verifymessage':
-        try:
-            address = args[1]
-            signature = args[2]
-            message = ' '.join(args[3:])
-        except:
-            print_msg("Error: Not all parameters were given, displaying help instead.")
-            print_msg(known_commands[cmd])
-            sys.exit(1)
-        if len(args) > 4:
-            print_msg("Warning: Message was reconstructed from several arguments:", repr(message))
-        EC_KEY.verify_message(address, signature, message)
-        try:
-            EC_KEY.verify_message(address, signature, message)
-            print_msg(True)
-        except BaseException as e:
-            print_error("Verification error: {0}".format(e))
-            print_msg(False)
-
-    elif cmd == 'freeze':
-        addr = args[1]
-        print_msg(wallet.freeze(addr))
-        
-    elif cmd == 'unfreeze':
-        addr = args[1]
-        print_msg(wallet.unfreeze(addr))
-
-    elif cmd == 'prioritize':
-        addr = args[1]
-        print_msg(wallet.prioritize(addr))
-
-    elif cmd == 'unprioritize':
-        addr = args[1]
-        print_msg(wallet.unprioritize(addr))
 
 
-    elif cmd == 'dumpprivkey':
-        addr = args[1]
-        sec = wallet.get_private_key(addr, password)
-        print_msg( sec )
-
-        
-    elif cmd == 'createmultisig':
-        num = int(args[1])
-        pubkeys = ast.literal_eval(args[2])
-        assert isinstance(pubkeys,list)
-        print_json( Transaction.multisig_script(pubkeys, num) )
-    
-
-    elif cmd == 'createrawtransaction':
-        inputs = ast.literal_eval(args[1])
-        outputs = ast.literal_eval(args[2])
-        # convert to own format
-        for i in inputs:
-            i['tx_hash'] = i['txid']
-            i['index'] = i['vout']
-        outputs = map(lambda x: (x[0],int(1e8*x[1])), outputs.items())
-        tx = Transaction.from_io(inputs, outputs)
-        print_msg( tx )
-
-
-    elif cmd == 'decoderawtransaction':
-        tx = Transaction(args[1])
-        print_json( tx.deserialize() )
-
-
-    elif cmd == 'signrawtransaction':
-        tx = Transaction(args[1])
-        input_info = ast.literal_eval(args[2]) if len(args)>2 else []
-        private_keys = ast.literal_eval(args[3]) if len(args)>3 else []
-        unspent_coins = wallet.get_unspent_coins()
-
-        # convert private_keys to dict 
-        pk = {}
-        for sec in private_keys:
-            address = bitcoin.address_from_private_key(sec)
-            pk[address] = sec
-        private_keys = pk
-
-        for txin in tx.inputs:
-            # convert to own format
-            txin['tx_hash'] = txin['prevout_hash']
-            txin['index'] = txin['prevout_n']
-
-            for item in input_info:
-                if item.get('txid') == txin['tx_hash'] and item.get('vout') == txin['index']:
-                    txin['raw_output_script'] = item['scriptPubKey']
-                    txin['redeemScript'] = item.get('redeemScript')
-                    txin['electrumKeyID'] = item.get('electrumKeyID')
-                    break
-            else:
-                for item in unspent_coins:
-                    if txin['tx_hash'] == item['tx_hash'] and txin['index'] == item['index']:
-                        txin['raw_output_script'] = item['raw_output_script']
-                        break
-                else:
-                    # if neither, we might want to get it from the server..
-                    raise
-
-            # find the address:
-            from lib import deserialize
-            if txin.get('electrumKeyID'):
-                n, for_change = txin.get('electrumKeyID')
-                sec = wallet.sequence.get_private_key(n, for_change, seed)
-                address = bitcoin.address_from_private_key(sec)
-                txin['address'] = address
-                private_keys[address] = sec
-
-            elif txin.get("redeemScript"):
-                txin['address'] = bitcoin.hash_160_to_bc_address(bitcoin.hash_160(txin.get("redeemScript").decode('hex')), 5)
-
-            elif txin.get("raw_output_script"):
-                addr = deserialize.get_address_from_output_script(txin.get("raw_output_script").decode('hex'))
-                sec = wallet.get_private_key(addr, password)
-                if sec: 
-                    private_keys[addr] = sec
-                    txin['address'] = addr
-
-        tx.sign( private_keys )
-        print_json({ "hex":str(tx),"complete":tx.is_complete})
-
-
-    elif cmd == 'listunspent':
-        print_json(wallet.get_unspent_coins())
+    else:
+        cmd_runner = Commands(wallet, interface)
+        func = eval('cmd_runner.' + cmd)
+        if password: 
+            args.append( password )
+        func(*args[1:])
         
 
     if cmd not in offline_commands and not options.offline:
diff --git a/lib/__init__.py b/lib/__init__.py
index 5b693a95..b07d0960 100644
--- a/lib/__init__.py
+++ b/lib/__init__.py
@@ -10,3 +10,4 @@ import bitcoin
 from bitcoin import Transaction, EC_KEY
 from mnemonic import mn_encode as mnemonic_encode
 from mnemonic import mn_decode as mnemonic_decode
+from commands import protected_commands, Commands
diff --git a/lib/bitcoin.py b/lib/bitcoin.py
index 1ae95031..e23bef31 100644
--- a/lib/bitcoin.py
+++ b/lib/bitcoin.py
@@ -481,7 +481,7 @@ class Transaction:
         self.outputs = outputs
         extras = []
         for i in self.inputs:
-            e = { 'txid':i['tx_hash'], 'vout':i['index'],'scriptPubKey':i['raw_output_script'] }
+            e = { 'txid':i['tx_hash'], 'vout':i['index'], 'scriptPubKey':i.get('raw_output_script') }
             extras.append(e)
         self.input_info = extras
         return self
diff --git a/lib/commands.py b/lib/commands.py
new file mode 100644
index 00000000..23fd45f1
--- /dev/null
+++ b/lib/commands.py
@@ -0,0 +1,254 @@
+#!/usr/bin/env python
+#
+# Electrum - lightweight Bitcoin client
+# Copyright (C) 2011 thomasv@gitorious
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+
+from util import *
+from bitcoin import *
+from decimal import Decimal
+import bitcoin
+
+protected_commands = ['payto', 'password', 'mktx', 'get_seed', 'importprivkey','signmessage', 'signrawtransaction','dumpprivkey' ]
+
+class Commands:
+
+    def __init__(self, wallet, interface):
+        self.wallet = wallet
+        self.interface = interface
+
+    def _run(self, method, args, password_getter):
+        if method in protected_commands:
+            pw = apply(password_getter,())
+            args += (pw,)
+            
+        f = eval('self.'+method)
+        apply(f,args)
+
+    def get_history(self, addr):
+        h = self.wallet.get_history(addr)
+        if h is None: h = self.wallet.interface.synchronous_get([ ('blockchain.address.get_history',[addr]) ])[0]
+        print_json(h)
+
+    def listunspent(self):
+        print_json(self.wallet.get_unspent_coins())
+
+    def createrawtransaction(self, inputs, outputs):
+        # convert to own format
+        for i in inputs:
+            i['tx_hash'] = i['txid']
+            i['index'] = i['vout']
+        outputs = map(lambda x: (x[0],int(1e8*x[1])), outputs.items())
+        tx = Transaction.from_io(inputs, outputs)
+        print_msg( tx )
+
+    def signrawtransaction(self, raw_tx, input_info, private_keys, password):
+        tx = Transaction(raw_tx)
+        unspent_coins = self.wallet.get_unspent_coins()
+
+        # convert private_keys to dict 
+        pk = {}
+        for sec in private_keys:
+            address = bitcoin.address_from_private_key(sec)
+            pk[address] = sec
+        private_keys = pk
+
+        for txin in tx.inputs:
+            # convert to own format
+            txin['tx_hash'] = txin['prevout_hash']
+            txin['index'] = txin['prevout_n']
+
+            for item in input_info:
+                if item.get('txid') == txin['tx_hash'] and item.get('vout') == txin['index']:
+                    txin['raw_output_script'] = item['scriptPubKey']
+                    txin['redeemScript'] = item.get('redeemScript')
+                    txin['electrumKeyID'] = item.get('electrumKeyID')
+                    break
+            else:
+                for item in unspent_coins:
+                    if txin['tx_hash'] == item['tx_hash'] and txin['index'] == item['index']:
+                        txin['raw_output_script'] = item['raw_output_script']
+                        break
+                else:
+                    # if neither, we might want to get it from the server..
+                    raise
+
+            # find the address:
+            import deserialize
+            if txin.get('electrumKeyID'):
+                n, for_change = txin.get('electrumKeyID')
+                sec = wallet.sequence.get_private_key(n, for_change, seed)
+                address = bitcoin.address_from_private_key(sec)
+                txin['address'] = address
+                private_keys[address] = sec
+
+            elif txin.get("redeemScript"):
+                txin['address'] = bitcoin.hash_160_to_bc_address(bitcoin.hash_160(txin.get("redeemScript").decode('hex')), 5)
+
+            elif txin.get("raw_output_script"):
+                addr = deserialize.get_address_from_output_script(txin.get("raw_output_script").decode('hex'))
+                sec = wallet.get_private_key(addr, password)
+                if sec: 
+                    private_keys[addr] = sec
+                    txin['address'] = addr
+
+        tx.sign( private_keys )
+        print_json({ "hex":str(tx),"complete":tx.is_complete})
+
+    def decoderawtransaction(self, raw):
+        tx = Transaction(raw)
+        print_json( tx.deserialize() )
+
+    def sendrawtransaction(self, raw):
+        tx = Transaction(raw)
+        r, h = wallet.sendtx( tx )
+        print_msg(h)
+
+    def createmultisig(self, num, pubkeys):
+        assert isinstance(pubkeys, list)
+        print_json( Transaction.multisig_script(pubkeys, num) )
+    
+    def freeze(self,addr):
+        print_msg(self.wallet.freeze(addr))
+        
+    def unfreeze(self,addr):
+        print_msg(self.wallet.unfreeze(addr))
+
+    def prioritize(self, addr):
+        print_msg(self.wallet.prioritize(addr))
+
+    def unprioritize(self, addr):
+        print_msg(self.wallet.unprioritize(addr))
+
+    def dumpprivkey(self, addr, password):
+        sec = self.wallet.get_private_key(addr, password)
+        print_msg( sec )
+
+    def validateaddress(self,addr):
+        is_valid = self.wallet.is_valid(addr)
+        out = { 'isvalid':is_valid }
+        if is_valid:
+            is_mine = self.wallet.is_mine(addr)
+            out['address'] = addr
+            out['ismine'] = is_mine
+            if is_mine:
+                out['pubkey'] = self.wallet.get_public_key(addr)
+            
+        print_json(out)
+
+        
+    def balance(self, addresses = []):
+        if addresses == []:
+            c, u = self.wallet.get_balance()
+            if u:
+                print_msg(Decimal( c ) / 100000000 , Decimal( u ) / 100000000)
+            else:
+                print_msg(Decimal( c ) / 100000000)
+        else:
+            for addr in addresses:
+                c, u = wallet.get_addr_balance(addr)
+                if u:
+                    print_msg("%s %s, %s" % (addr, str(Decimal(c)/100000000), str(Decimal(u)/100000000)))
+                else:
+                    print_msg("%s %s" % (addr, str(Decimal(c)/100000000)))
+
+
+    def get_seed(self, password):
+        import mnemonic
+        seed = self.wallet.decode_seed(password)
+        print_msg(seed + ' "' + ' '.join(mnemonic.mn_encode(seed)) + '"')
+
+    def importprivkey(self, sec):
+        try:
+            addr = wallet.import_key(sec,password)
+            wallet.save()
+            print_msg("Keypair imported: ", addr)
+        except BaseException as e:
+            print_msg("Error: Keypair import failed: " + str(e))
+
+
+    def sign_message(self, address, message, password):
+        print_msg(self.wallet.sign_message(address, message, password))
+
+
+    def verify_message(self, address, signature, message):
+        try:
+            EC_KEY.verify_message(address, signature, message)
+            print_msg(True)
+        except BaseException as e:
+            print_error("Verification error: {0}".format(e))
+            print_msg(False)
+
+
+    def mktx(self, to_address, amount, fee, change_addr, from_addr, password = None):
+            
+        for k, v in self.wallet.labels.items():
+            if v == to_address:
+                to_address = k
+                print_msg("alias", to_address)
+                break
+            if change_addr and v == change_addr:
+                change_addr = k
+
+        amount = int(10000000*amount)
+        if fee: fee = int(10000000*fee)
+        tx = self.wallet.mktx( [(to_address, amount)], password, fee , change_addr, from_addr)
+
+        out = {"hex":str(tx), "complete":tx.is_complete}
+        if not tx.is_complete: 
+            import json
+            out['input_info'] = repr(tx.input_info).replace(' ','')
+        print_json(out)
+
+
+    def payto(self, to_address, amount, fee, change_addr, from_addr, password = None):
+
+        amount = int(10000000*amount)
+        if fee: fee = int(10000000*fee)
+        tx = self.wallet.mktx( [(to_address, amount)], password, fee, change_addr, from_addr )
+        r, h = wallet.sendtx( tx )
+        print_msg(h)
+
+
+    def history(self):
+        import datetime
+        balance = 0
+        for item in self.wallet.get_tx_history():
+            tx_hash, conf, is_mine, value, fee, balance, timestamp = item
+            try:
+                time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
+            except:
+                time_str = "----"
+
+            label, is_default_label = self.wallet.get_label(tx_hash)
+            if not label: label = tx_hash
+            else: label = label + ' '*(64 - len(label) )
+
+            print_msg("%17s"%time_str, "  " + label + "  " + format_satoshis(value)+ "  "+ format_satoshis(balance))
+        print_msg("# balance: ", format_satoshis(balance))
+
+
+    def setlabel(self, tx, label):
+        self.wallet.labels[tx] = label
+        self.wallet.save()
+            
+
+    def contacts(self):
+        c = {}
+        for addr in self.wallet.addressbook:
+            c[addr] = self.wallet.labels.get(addr)
+        print_json(c)
+
diff --git a/lib/gui_qt.py b/lib/gui_qt.py
index c776f024..af13da6e 100644
--- a/lib/gui_qt.py
+++ b/lib/gui_qt.py
@@ -413,7 +413,7 @@ class ElectrumWindow(QMainWindow):
         tabs.addTab(self.create_send_tab(), _('Send') )
         tabs.addTab(self.create_receive_tab(), _('Receive') )
         tabs.addTab(self.create_contacts_tab(), _('Contacts') )
-        tabs.addTab(self.create_wall_tab(), _('Console') )
+        tabs.addTab(self.create_console_tab(), _('Console') )
         tabs.setMinimumSize(600, 400)
         tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
         self.setCentralWidget(tabs)
@@ -1263,12 +1263,22 @@ class ElectrumWindow(QMainWindow):
         l.setCurrentItem(l.topLevelItem(0))
 
 
-    def create_wall_tab(self):
+    def create_console_tab(self):
         from qt_console import Console
-        import util, bitcoin
+        import util, bitcoin, commands
         self.console = console = Console()
         console.updateNamespace({'wallet' : self.wallet, 'interface' : self.wallet.interface, 'gui':self})
         console.updateNamespace({'util' : util, 'bitcoin':bitcoin})
+
+        c = commands.Commands(self.wallet, self.wallet.interface)
+        methods = {}
+        def mkfunc(f, method):
+            return lambda *args: apply( f, (method, args, self.password_dialog ))
+        for m in dir(c):
+            if m[0]=='_' or m=='wallet' or m == 'interface': continue
+            methods[m] = mkfunc(c._run, m)
+            
+        console.updateNamespace(methods)
         return console
 
 
diff --git a/lib/wallet.py b/lib/wallet.py
index 4ddc67b4..8a161efe 100644
--- a/lib/wallet.py
+++ b/lib/wallet.py
@@ -652,7 +652,7 @@ class Wallet:
         return default_label
 
 
-    def mktx(self, outputs, label, password, fee=None, change_addr=None, from_addr= None):
+    def mktx(self, outputs, password, fee=None, change_addr=None, from_addr= None):
 
         for address, x in outputs:
             assert self.is_valid(address)
@@ -682,8 +682,8 @@ class Wallet:
             if address not in self.addressbook and not self.is_mine(address):
                 self.addressbook.append(address)
 
-        if label: 
-            self.labels[tx.hash()] = label
+        #if label: 
+        #    self.labels[tx.hash()] = label
 
         return tx