electrum

commit 75ddc066bb84c5b2d05753884b9871c39f582548
parent df73b8017a3a367f85ad8a8f7012fa80ab77415d
Author: ThomasV <thomasv@gitorious>
Date:   Sat,  2 May 2015 11:05:38 +0200

fix #1181

Diffstat:
M
lib/wallet.py
 | 
49
++++++++++++++++++++++---------------------------

1 file changed, 22 insertions(+), 27 deletions(-)
diff --git a/lib/wallet.py b/lib/wallet.py
@@ -462,39 +462,45 @@ class Abstract_Wallet(object):
                 fee = v_out - v_in
         return is_relevant, is_send, v, fee
 
-    def get_addr_utxo(self, address):
+    def get_addr_io(self, address):
         h = self.history.get(address, [])
-        coins = {}
+        received = {}
+        sent = {}
         for tx_hash, height in h:
             l = self.txo.get(tx_hash, {}).get(address, [])
             for n, v, is_cb in l:
-                coins[tx_hash + ':%d'%n] = (height, v, is_cb)
+                received[tx_hash + ':%d'%n] = (height, v, is_cb)
         for tx_hash, height in h:
             l = self.txi.get(tx_hash, {}).get(address, [])
             for txi, v in l:
-                coins.pop(txi)
+                sent[txi] = height
+        return received, sent
+
+    def get_addr_utxo(self, address):
+        coins, spent = self.get_addr_io(address)
+        for txi in spent:
+            coins.pop(txi)
         return coins.items()
 
-    #return the total amount ever received by an address
+    # return the total amount ever received by an address
     def get_addr_received(self, address):
-        h = self.history.get(address, [])
-        received = 0
-        for tx_hash, height in h:
-            l = self.txo.get(tx_hash, {}).get(address, [])
-            for n, v, is_cb in l:
-                received += v
-        return received
+        received, sent = self.get_addr_io(address)
+        return sum([v for height, v, is_cb in received.values()])
 
+    # return the confirmed balance and pending (unconfirmed) balance change of a bitcoin address
     def get_addr_balance(self, address):
-        "returns the confirmed balance and pending (unconfirmed) balance change of a bitcoin address"
-        coins = self.get_addr_utxo(address)
+        received, sent = self.get_addr_io(address)
         c = u = 0
-        for txo, v in coins:
-            tx_height, v, is_cb = v
+        for txo, (tx_height, v, is_cb) in received.items():
             if tx_height > 0:
                 c += v
             else:
                 u += v
+            if txo in sent:
+                if sent[txo] > 0:
+                    c -= v
+                else:
+                    u -= v
         return c, u
 
 
@@ -525,17 +531,6 @@ class Abstract_Wallet(object):
                     coins = coins[1:] + [ coins[0] ]
         return [value for height, value in coins]
 
-    def get_addr_balance2(self, address):
-        "returns the confirmed balance and pending (unconfirmed) balance change of a bitcoin address"
-        coins = self.get_addr_utxo(address)
-        c = u = 0
-        for txo, v, height in coins:
-            if height > 0:
-                c += v
-            else:
-                u += v
-        return c, u
-
     def get_account_name(self, k):
         return self.labels.get(k, self.accounts[k].get_name(k))