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@ -28,6 +28,7 @@ import json |
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import copy |
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from util import print_msg, print_error, NotEnoughFunds |
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from util import profiler |
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from bitcoin import * |
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from account import * |
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@ -173,9 +174,6 @@ class Abstract_Wallet(object): |
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self.load_transactions() |
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# not saved |
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self.prevout_values = {} # my own transaction outputs |
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self.spent_outputs = [] |
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# spv |
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self.verifier = None |
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# there is a difference between wallet.up_to_date and interface.is_up_to_date() |
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@ -185,42 +183,35 @@ class Abstract_Wallet(object): |
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self.lock = threading.Lock() |
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self.transaction_lock = threading.Lock() |
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self.tx_event = threading.Event() |
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for tx_hash, tx in self.transactions.items(): |
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self.update_tx_outputs(tx_hash) |
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# save wallet type the first time |
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if self.storage.get('wallet_type') is None: |
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self.storage.put('wallet_type', self.wallet_type, True) |
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@profiler |
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def load_transactions(self): |
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self.txi = self.storage.get('txi', {}) |
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self.txo = self.storage.get('txo', {}) |
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self.reverse_txo = self.storage.get('reverse_utxo', {}) |
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tx_list = self.storage.get('transactions', {}) |
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self.transactions = {} |
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tx_list = self.storage.get('transactions',{}) |
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for k, raw in tx_list.items(): |
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try: |
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tx = Transaction.deserialize(raw) |
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except Exception: |
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print_msg("Warning: Cannot deserialize transactions. skipping") |
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continue |
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self.add_pubkey_addresses(tx) |
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self.transactions[k] = tx |
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for h,tx in self.transactions.items(): |
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if not self.check_new_tx(h, tx): |
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print_error("removing unreferenced tx", h) |
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self.transactions.pop(h) |
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def add_pubkey_addresses(self, tx): |
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# find the address corresponding to pay-to-pubkey inputs |
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h = tx.hash() |
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# inputs |
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tx.add_pubkey_addresses(self.transactions) |
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# outputs of tx: inputs of tx2 |
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for type, x, v in tx.outputs: |
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if type == 'pubkey': |
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for tx2 in self.transactions.values(): |
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tx2.add_pubkey_addresses({h:tx}) |
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for tx_hash, raw in tx_list.items(): |
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tx = Transaction(raw) |
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self.transactions[tx_hash] = tx |
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if self.txi.get(tx_hash) is None and self.txo.get(tx_hash) is None: |
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print_error("removing unreferenced tx", tx_hash) |
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self.transactions.pop(tx_hash) |
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@profiler |
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def save_transactions(self): |
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with self.transaction_lock: |
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tx = {} |
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for k,v in self.transactions.items(): |
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tx[k] = str(v) |
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self.storage.put('transactions', tx) |
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self.storage.put('txi', self.txi) |
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self.storage.put('txo', self.txo) |
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self.storage.put('reverse_txo', self.reverse_txo) |
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def get_action(self): |
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pass |
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@ -362,7 +353,6 @@ class Abstract_Wallet(object): |
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account_id, sequence = self.get_address_index(address) |
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return self.accounts[account_id].get_pubkeys(*sequence) |
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def sign_message(self, address, message, password): |
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keys = self.get_private_key(address, password) |
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assert len(keys) == 1 |
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@ -396,7 +386,7 @@ class Abstract_Wallet(object): |
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def fill_addressbook(self): |
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# todo: optimize this |
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for tx_hash, tx in self.transactions.viewitems(): |
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is_relevant, is_send, _, _ = self.get_tx_value(tx) |
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_, is_send, _, _ = self.get_tx_value(tx) |
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if is_send: |
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for addr in tx.get_output_addresses(): |
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if not self.is_mine(addr) and addr not in self.addressbook: |
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@ -405,66 +395,139 @@ class Abstract_Wallet(object): |
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# self.update_tx_labels() |
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def get_num_tx(self, address): |
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n = 0 |
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for tx in self.transactions.values(): |
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if address in tx.get_output_addresses(): n += 1 |
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return n |
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def get_tx_value(self, tx, account=None): |
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domain = self.get_account_addresses(account) |
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return tx.get_value(domain, self.prevout_values) |
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def update_tx_outputs(self, tx_hash): |
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tx = self.transactions.get(tx_hash) |
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for i, (addr, value) in enumerate(tx.get_outputs()): |
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key = tx_hash+ ':%d'%i |
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self.prevout_values[key] = value |
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""" return number of transactions where address is involved """ |
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return len(self.history.get(address, [])) |
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#n = 0 |
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#for tx in self.transactions.values(): |
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# if address in tx.get_output_addresses(): n += 1 |
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#return n |
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def get_tx_delta(self, tx_hash, address): |
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"effect of tx on address" |
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delta = 0 |
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# substract the value of coins sent from address |
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d = self.txi.get(tx_hash, {}).get(address, []) |
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for n, v in d: |
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delta -= v |
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# add the value of the coins received at address |
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d = self.txo.get(tx_hash, {}).get(address, []) |
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for n, v, cb in d: |
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delta += v |
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return delta |
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def get_wallet_delta(self, tx): |
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""" effect of tx on wallet """ |
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addresses = self.addresses(True) |
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is_relevant = False |
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is_send = False |
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is_pruned = False |
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is_partial = False |
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v_in = v_out = v_out_mine = 0 |
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for item in tx.inputs: |
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if self.is_mine(item.get('address')): |
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key = item['prevout_hash'] + ':%d'%item['prevout_n'] |
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self.spent_outputs.append(key) |
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addr = item.get('address') |
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if addr in addresses: |
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is_send = True |
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is_relevant = True |
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d = self.txo.get(item['prevout_hash'], {}).get(addr, []) |
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for n, v, cb in d: |
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if n == item['prevout_n']: |
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value = v |
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break |
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else: |
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value = None |
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if value is None: |
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is_pruned = True |
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else: |
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v_in += value |
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else: |
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is_partial = True |
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if not is_send: |
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is_partial = False |
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for addr, value in tx.get_outputs(): |
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v_out += value |
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if addr in addresses: |
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v_out_mine += value |
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is_relevant = True |
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if is_pruned: |
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# some inputs are mine: |
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fee = None |
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if is_send: |
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v = v_out_mine - v_out |
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else: |
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# no input is mine |
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v = v_out_mine |
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else: |
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v = v_out_mine - v_in |
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if is_partial: |
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# some inputs are mine, but not all |
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fee = None |
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is_send = v < 0 |
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else: |
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# all inputs are mine |
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fee = v_out - v_in |
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return is_relevant, is_send, v, fee |
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def get_addr_balance(self, address): |
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'returns the confirmed balance and pending (unconfirmed) balance change of this bitcoin address' |
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#assert self.is_mine(address) |
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h = self.history.get(address,[]) |
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if h == ['*']: return 0,0 |
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"returns the confirmed balance and pending (unconfirmed) balance change of a bitcoin address" |
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h = self.history.get(address, []) |
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c = u = 0 |
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received_coins = [] # list of coins received at address |
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# go through all tx in history of this address and collect the coins arriving on this address |
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for tx_hash, tx_height in h: |
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tx = self.transactions.get(tx_hash) |
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if not tx: continue |
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for tx_hash, height in h: |
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v = self.get_tx_delta(tx_hash, address) |
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if height > 0: |
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c += v |
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else: |
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u += v |
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return c, u |
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for i, (addr, value) in enumerate(tx.get_outputs()): |
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if addr == address: |
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key = tx_hash + ':%d'%i |
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received_coins.append(key) |
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# go through all tx in history of this address again |
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for tx_hash, tx_height in h: |
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tx = self.transactions.get(tx_hash) |
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if not tx: continue |
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v = 0 |
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# substract the value of coins leaving from this address |
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for item in tx.inputs: |
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addr = item.get('address') |
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if addr == address: |
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key = item['prevout_hash'] + ':%d'%item['prevout_n'] |
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value = self.prevout_values.get( key ) |
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if key in received_coins: |
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v -= value |
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# add the value of the coins arriving in this address |
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for i, (addr, value) in enumerate(tx.get_outputs()): |
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key = tx_hash + ':%d'%i |
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if addr == address: |
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v += value |
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if tx_height: |
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c += v # confirmed coins value |
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def get_addr_utxo(self, address): |
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h = self.history.get(address, []) |
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coins = {} |
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for tx_hash, height in h: |
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l = self.txo.get(tx_hash, {}).get(address, []) |
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for n, v, is_cb in l: |
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coins[tx_hash + ':%d'%n] = (height, v, is_cb) |
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for tx_hash, height in h: |
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l = self.txi.get(tx_hash, {}).get(address, []) |
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for txi, v in l: |
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coins.pop(txi) |
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return coins.items() |
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def get_unspent_coins(self, domain=None): |
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coins = [] |
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if domain is None: |
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domain = self.addresses(True) |
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for addr in domain: |
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c = self.get_addr_utxo(addr) |
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for txo, v in c: |
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tx_height, value, is_cb = v |
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prevout_hash, prevout_n = txo.split(':') |
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output = { |
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'address':addr, |
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'value':value, |
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'prevout_n':int(prevout_n), |
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'prevout_hash':prevout_hash, |
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'height':tx_height, |
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'coinbase':is_cb |
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} |
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coins.append((tx_height, output)) |
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continue |
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# sort by age |
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if coins: |
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coins = sorted(coins) |
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if coins[-1][0] != 0: |
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while coins[0][0] == 0: |
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coins = coins[1:] + [ coins[0] ] |
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return [value for height, value in coins] |
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def get_addr_balance2(self, address): |
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"returns the confirmed balance and pending (unconfirmed) balance change of a bitcoin address" |
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coins = self.get_addr_utxo(address) |
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c = u = 0 |
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for txo, v, height in coins: |
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if height > 0: |
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c += v |
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else: |
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u += v # unconfirmed coins value |
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u += v |
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return c, u |
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def get_account_name(self, k): |
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@ -508,133 +571,170 @@ class Abstract_Wallet(object): |
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uu += u |
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return cc, uu |
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def get_unspent_coins(self, domain=None): |
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coins = [] |
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if domain is None: domain = self.addresses(True) |
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for addr in domain: |
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h = self.history.get(addr, []) |
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if h == ['*']: continue |
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for tx_hash, tx_height in h: |
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tx = self.transactions.get(tx_hash) |
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if tx is None: raise Exception("Wallet not synchronized") |
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is_coinbase = tx.inputs[0].get('prevout_hash') == '0'*64 |
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for i, (address, value) in enumerate(tx.get_outputs()): |
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output = {'address':address, 'value':value, 'prevout_n':i} |
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if address != addr: continue |
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key = tx_hash + ":%d"%i |
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if key in self.spent_outputs: continue |
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output['prevout_hash'] = tx_hash |
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output['height'] = tx_height |
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output['coinbase'] = is_coinbase |
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coins.append((tx_height, output)) |
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# sort by age |
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if coins: |
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coins = sorted(coins) |
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if coins[-1][0] != 0: |
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while coins[0][0] == 0: |
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coins = coins[1:] + [ coins[0] ] |
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return [value for height, value in coins] |
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def set_fee(self, fee): |
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if self.fee_per_kb != fee: |
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self.fee_per_kb = fee |
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self.storage.put('fee_per_kb', self.fee_per_kb, True) |
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def get_history(self, address): |
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def get_address_history(self, address): |
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with self.lock: |
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return self.history.get(address) |
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return self.history.get(address, []) |
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def get_status(self, h): |
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if not h: return None |
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if h == ['*']: return '*' |
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if not h: |
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return None |
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status = '' |
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for tx_hash, height in h: |
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status += tx_hash + ':%d:' % height |
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return hashlib.sha256( status ).digest().encode('hex') |
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def receive_tx_callback(self, tx_hash, tx, tx_height): |
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def add_transaction(self, tx_hash, tx, tx_height): |
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is_coinbase = tx.inputs[0].get('prevout_hash') == '0'*64 |
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with self.transaction_lock: |
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self.add_pubkey_addresses(tx) |
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if not self.check_new_tx(tx_hash, tx): |
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# may happen due to pruning |
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print_error("received transaction that is no longer referenced in history", tx_hash) |
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return |
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# add inputs |
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self.txi[tx_hash] = d = {} |
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for txi in tx.inputs: |
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addr = txi.get('address') |
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if addr and self.is_mine(addr): |
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prevout_hash = txi['prevout_hash'] |
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prevout_n = txi['prevout_n'] |
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ser = prevout_hash + ':%d'%prevout_n |
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dd = self.txo.get(prevout_hash, {}) |
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for n, v, is_cb in dd.get(addr, []): |
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if n == prevout_n: |
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if d.get(addr) is None: |
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d[addr] = [] |
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d[addr].append((ser, v)) |
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break |
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else: |
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self.reverse_txo[ser] = tx_hash |
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elif addr == "(pubkey)": |
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prevout_hash = txi['prevout_hash'] |
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prevout_n = txi['prevout_n'] |
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ser = prevout_hash + ':%d'%prevout_n |
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dd = self.txo.get(prevout_hash, {}) |
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found = False |
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for _addr, l in dd.items(): |
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for n, v, is_cb in l: |
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if n == prevout_n: |
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print_error("found pay-to-pubkey address:", _addr) |
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if d.get(_addr) is None: |
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d[_addr] = [] |
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d[_addr].append((ser, v)) |
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found = True |
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if not found: |
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self.reverse_txo[ser] = tx_hash |
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# add outputs |
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self.txo[tx_hash] = d = {} |
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for n, txo in enumerate(tx.outputs): |
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ser = tx_hash + ':%d'%n |
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_type, x, v = txo |
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if _type == 'address': |
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addr = x |
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elif _type == 'pubkey': |
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addr = public_key_to_bc_address(x.decode('hex')) |
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else: |
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addr = None |
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if addr and self.is_mine(addr): |
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if d.get(addr) is None: |
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d[addr] = [] |
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d[addr].append((n, v, is_coinbase)) |
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next_tx = self.reverse_txo.get(ser) |
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if next_tx is not None: |
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self.reverse_txo.pop(ser) |
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dd = self.txi.get(next_tx, {}) |
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if dd.get(addr) is None: |
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dd[addr] = [] |
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dd[addr].append((ser, v)) |
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# save |
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self.transactions[tx_hash] = tx |
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self.network.pending_transactions_for_notifications.append(tx) |
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self.save_transactions() |
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if self.verifier and tx_height>0: |
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self.verifier.add(tx_hash, tx_height) |
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self.update_tx_outputs(tx_hash) |
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def save_transactions(self): |
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tx = {} |
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for k,v in self.transactions.items(): |
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tx[k] = str(v) |
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self.storage.put('transactions', tx, True) |
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def receive_tx_callback(self, tx_hash, tx, tx_height): |
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if not self.check_new_tx(tx_hash, tx): |
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# may happen due to pruning |
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print_error("received transaction that is no longer referenced in history", tx_hash) |
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return |
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self.add_transaction(tx_hash, tx, tx_height) |
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#self.network.pending_transactions_for_notifications.append(tx) |
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if self.verifier and tx_height>0: |
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self.verifier.add(tx_hash, tx_height) |
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def receive_history_callback(self, addr, hist): |
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if not self.check_new_history(addr, hist): |
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raise Exception("error: received history for %s is not consistent with known transactions"%addr) |
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#if not self.check_new_history(addr, hist): |
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# raise Exception("error: received history for %s is not consistent with known transactions"%addr) |
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with self.lock: |
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self.history[addr] = hist |
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self.storage.put('addr_history', self.history, True) |
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if hist != ['*']: |
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for tx_hash, tx_height in hist: |
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if tx_height>0: |
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|
# add it in case it was previously unconfirmed |
|
|
|
if self.verifier: self.verifier.add(tx_hash, tx_height) |
|
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|
|
def get_tx_history(self, account=None): |
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if not self.verifier: |
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|
return [] |
|
|
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|
|
|
with self.transaction_lock: |
|
|
|
history = self.transactions.items() |
|
|
|
history.sort(key = lambda x: self.verifier.get_txpos(x[0])) |
|
|
|
result = [] |
|
|
|
for tx_hash, tx_height in hist: |
|
|
|
if tx_height>0: |
|
|
|
# add it in case it was previously unconfirmed |
|
|
|
if self.verifier: |
|
|
|
self.verifier.add(tx_hash, tx_height) |
|
|
|
|
|
|
|
balance = 0 |
|
|
|
for tx_hash, tx in history: |
|
|
|
is_relevant, is_mine, v, fee = self.get_tx_value(tx, account) |
|
|
|
if v is not None: balance += v |
|
|
|
# if addr is new, we have to recompute txi and txo |
|
|
|
# fixme: bad interaction with server hist limit? |
|
|
|
tx = self.transactions.get(tx_hash) |
|
|
|
if tx is not None and self.txi.get(tx_hash, {}).get(addr) is None and self.txo.get(tx_hash, {}).get(addr) is None: |
|
|
|
tx.deserialize() |
|
|
|
self.add_transaction(tx_hash, tx, tx_height) |
|
|
|
|
|
|
|
c, u = self.get_account_balance(account) |
|
|
|
|
|
|
|
if balance != c+u: |
|
|
|
result.append( ('', 1000, 0, c+u-balance, None, c+u-balance, None ) ) |
|
|
|
def get_history(self, account=None): |
|
|
|
# get domain |
|
|
|
domain = self.get_account_addresses(account) |
|
|
|
|
|
|
|
balance = c + u - balance |
|
|
|
for tx_hash, tx in history: |
|
|
|
is_relevant, is_mine, value, fee = self.get_tx_value(tx, account) |
|
|
|
if not is_relevant: |
|
|
|
continue |
|
|
|
if value is not None: |
|
|
|
balance += value |
|
|
|
hh = [] |
|
|
|
# 1. Get the history of each address in the domain |
|
|
|
for addr in domain: |
|
|
|
h = self.get_address_history(addr) |
|
|
|
for tx_hash, height in h: |
|
|
|
delta = self.get_tx_delta(tx_hash, addr) |
|
|
|
hh.append([addr, tx_hash, height, delta]) |
|
|
|
|
|
|
|
# 2. merge |
|
|
|
# the delta of a tx on the domain is the sum of its deltas on addresses |
|
|
|
merged = {} |
|
|
|
for addr, tx_hash, height, delta in hh: |
|
|
|
if tx_hash not in merged: |
|
|
|
merged[tx_hash] = (height, delta) |
|
|
|
else: |
|
|
|
h, d = merged.get(tx_hash) |
|
|
|
merged[tx_hash] = (h, d + delta) |
|
|
|
|
|
|
|
# 3. create sorted list |
|
|
|
history = [] |
|
|
|
for tx_hash, v in merged.items(): |
|
|
|
height, value = v |
|
|
|
is_mine = 1 |
|
|
|
fee = 0 |
|
|
|
balance = 0 |
|
|
|
conf, timestamp = self.verifier.get_confirmations(tx_hash) if self.verifier else (None, None) |
|
|
|
history.append( (tx_hash, conf, value, timestamp) ) |
|
|
|
|
|
|
|
conf, timestamp = self.verifier.get_confirmations(tx_hash) if self.verifier else (None, None) |
|
|
|
result.append( (tx_hash, conf, is_mine, value, fee, balance, timestamp) ) |
|
|
|
history.sort(key = lambda x: self.verifier.get_txpos(x[0])) |
|
|
|
return history |
|
|
|
|
|
|
|
return result |
|
|
|
|
|
|
|
def get_label(self, tx_hash): |
|
|
|
label = self.labels.get(tx_hash) |
|
|
|
is_default = (label == '') or (label is None) |
|
|
|
if is_default: label = self.get_default_label(tx_hash) |
|
|
|
if is_default: |
|
|
|
label = self.get_default_label(tx_hash) |
|
|
|
return label, is_default |
|
|
|
|
|
|
|
def get_default_label(self, tx_hash): |
|
|
|
return tx_hash |
|
|
|
|
|
|
|
tx = self.transactions.get(tx_hash) |
|
|
|
default_label = '' |
|
|
|
if tx: |
|
|
|
is_relevant, is_mine, _, _ = self.get_tx_value(tx) |
|
|
|
_, is_mine, _, _ = self.get_wallet_delta(tx) |
|
|
|
if is_mine: |
|
|
|
for o_addr in tx.get_output_addresses(): |
|
|
|
if not self.is_mine(o_addr): |
|
|
|
@ -702,7 +802,7 @@ class Abstract_Wallet(object): |
|
|
|
amount = sum( map(lambda x:x[2], outputs) ) |
|
|
|
total = fee = 0 |
|
|
|
inputs = [] |
|
|
|
tx = Transaction(inputs, outputs) |
|
|
|
tx = Transaction.from_io(inputs, outputs) |
|
|
|
for item in coins: |
|
|
|
if item.get('coinbase') and item.get('height') + COINBASE_MATURITY > self.network.get_local_height(): |
|
|
|
continue |
|
|
|
@ -860,7 +960,6 @@ class Abstract_Wallet(object): |
|
|
|
|
|
|
|
# review transactions that are in the history |
|
|
|
for addr, hist in self.history.items(): |
|
|
|
if hist == ['*']: continue |
|
|
|
for tx_hash, tx_height in hist: |
|
|
|
if tx_height>0: |
|
|
|
# add it in case it was previously unconfirmed |
|
|
|
@ -874,23 +973,22 @@ class Abstract_Wallet(object): |
|
|
|
|
|
|
|
def check_new_history(self, addr, hist): |
|
|
|
# check that all tx in hist are relevant |
|
|
|
if hist != ['*']: |
|
|
|
for tx_hash, height in hist: |
|
|
|
tx = self.transactions.get(tx_hash) |
|
|
|
if not tx: continue |
|
|
|
if not tx.has_address(addr): |
|
|
|
return False |
|
|
|
for tx_hash, height in hist: |
|
|
|
tx = self.transactions.get(tx_hash) |
|
|
|
if not tx: |
|
|
|
continue |
|
|
|
if not tx.has_address(addr): |
|
|
|
return False |
|
|
|
|
|
|
|
# check that we are not "orphaning" a transaction |
|
|
|
old_hist = self.history.get(addr,[]) |
|
|
|
if old_hist == ['*']: return True |
|
|
|
|
|
|
|
for tx_hash, height in old_hist: |
|
|
|
if tx_hash in map(lambda x:x[0], hist): continue |
|
|
|
if tx_hash in map(lambda x:x[0], hist): |
|
|
|
continue |
|
|
|
found = False |
|
|
|
for _addr, _hist in self.history.items(): |
|
|
|
if _addr == addr: continue |
|
|
|
if _hist == ['*']: continue |
|
|
|
if _addr == addr: |
|
|
|
continue |
|
|
|
_tx_hist = map(lambda x:x[0], _hist) |
|
|
|
if tx_hash in _tx_hist: |
|
|
|
found = True |
|
|
|
@ -916,7 +1014,6 @@ class Abstract_Wallet(object): |
|
|
|
print_error("sync:", ext_requests, ext_h) |
|
|
|
height = None |
|
|
|
for h in ext_h: |
|
|
|
if h == ['*']: continue |
|
|
|
for item in h: |
|
|
|
if item.get('tx_hash') == tx_hash: |
|
|
|
height = item.get('height') |
|
|
|
@ -933,7 +1030,6 @@ class Abstract_Wallet(object): |
|
|
|
# 1 check that tx is referenced in addr_history. |
|
|
|
addresses = [] |
|
|
|
for addr, hist in self.history.items(): |
|
|
|
if hist == ['*']:continue |
|
|
|
for txh, height in hist: |
|
|
|
if txh == tx_hash: |
|
|
|
addresses.append(addr) |
|
|
|
@ -996,8 +1092,6 @@ class Abstract_Wallet(object): |
|
|
|
def address_is_old(self, address, age_limit=2): |
|
|
|
age = -1 |
|
|
|
h = self.history.get(address, []) |
|
|
|
if h == ['*']: |
|
|
|
return True |
|
|
|
for tx_hash, tx_height in h: |
|
|
|
if tx_height == 0: |
|
|
|
tx_age = 0 |
|
|
|
|
ThomasV
10 years ago