1 from electrum.util import print_error
2 from electrum_gui.i18n import _
6 from urlparse import urlparse, parse_qs
10 sys.exit("Error: Could not import PyQt4 on Linux systems, you may try 'sudo apt-get install python-qt4'")
12 from PyQt4.QtGui import *
13 from PyQt4.QtCore import *
14 import PyQt4.QtCore as QtCore
15 import PyQt4.QtGui as QtGui
16 from electrum_gui import bmp, pyqrnative, BasePlugin
17 from electrum_gui.i18n import _
19 class Plugin(BasePlugin):
21 def __init__(self, gui):
22 self.target_host = 'labelectrum.herokuapp.com'
23 BasePlugin.__init__(self, gui, 'labels', _('Label Sync'),_('This plugin can sync your labels accross multiple Electrum installs by using a remote database to save your data. Labels are not encrypted, \
24 transactions and addresses are however. This code might increase the load of your wallet with a few micoseconds as it will sync labels on each startup.\n\n\
25 To get started visit http://labelectrum.herokuapp.com/ to sign up for an account.'))
27 self.wallet = gui.wallet
29 self.config = gui.config
30 self.labels = self.wallet.labels
31 self.transactions = self.wallet.transactions
33 self.wallet_id = hashlib.sha256(str(self.config.get("master_public_key"))).digest().encode('hex')
36 for k, account in self.wallet.accounts.items():
37 for address in account[0]:
38 addresses.append(address)
40 self.addresses = addresses
43 return self.config.get("plugin_label_api_key")
46 if self.is_enabled() and self.auth_token():
47 # If there is an auth token we can try to actually start syncing
50 def is_available(self):
53 def requires_settings(self):
56 def set_label(self, item,label, changed):
60 hashed = hashlib.sha256(item).digest().encode('hex')
61 bundle = {"label": {"external_id": hashed, "text": label}}
62 params = json.dumps(bundle)
63 connection = httplib.HTTPConnection(self.target_host)
64 connection.request("POST", ("/api/wallets/%s/labels.json?auth_token=%s" % (self.wallet_id, self.auth_token())), params, {'Content-Type': 'application/json'})
66 response = connection.getresponse()
67 if response.reason == httplib.responses[httplib.NOT_FOUND]:
69 response = json.loads(response.read())
71 def settings_dialog(self):
72 def check_for_api_key(api_key):
73 if api_key and len(api_key) > 12:
74 self.config.set_key("plugin_label_api_key", str(self.auth_token_edit.text()))
75 self.upload.setEnabled(True)
76 self.download.setEnabled(True)
77 self.accept.setEnabled(True)
79 self.upload.setEnabled(False)
80 self.download.setEnabled(False)
81 self.accept.setEnabled(False)
84 layout = QGridLayout(d)
85 layout.addWidget(QLabel("API Key: "),0,0)
87 self.auth_token_edit = QLineEdit(self.auth_token())
88 self.auth_token_edit.textChanged.connect(check_for_api_key)
90 layout.addWidget(self.auth_token_edit, 0,1,1,2)
91 layout.addWidget(QLabel("Label sync options: "),1,0)
93 self.upload = QPushButton("Force upload")
94 self.upload.clicked.connect(self.full_push)
95 layout.addWidget(self.upload, 1,1)
97 self.download = QPushButton("Force download")
98 self.download.clicked.connect(lambda: self.full_pull(True))
99 layout.addWidget(self.download, 1,2)
101 c = QPushButton(_("Cancel"))
102 c.clicked.connect(d.reject)
104 self.accept = QPushButton(_("Done"))
105 self.accept.clicked.connect(d.accept)
107 layout.addWidget(c,2,1)
108 layout.addWidget(self.accept,2,2)
110 check_for_api_key(self.auth_token())
118 enabled = not self.is_enabled()
119 self.set_enabled(enabled)
122 if not self.auth_token() and enabled: # First run, throw plugin settings in your face
123 if self.settings_dialog():
124 self.set_enabled(True)
127 self.set_enabled(False)
132 if self.do_full_push():
133 QMessageBox.information(None, _("Labels synced"), _("Your labels have been uploaded."))
135 def full_pull(self, force = False):
136 if self.do_full_pull(force) and force:
137 QMessageBox.information(None, _("Labels synced"), _("Your labels have been synced, please restart Electrum for the changes to take effect."))
139 def do_full_push(self):
140 bundle = {"labels": {}}
141 for key, value in self.labels.iteritems():
142 hashed = hashlib.sha256(key).digest().encode('hex')
143 bundle["labels"][hashed] = value
145 params = json.dumps(bundle)
146 connection = httplib.HTTPConnection(self.target_host)
147 connection.request("POST", ("/api/wallets/%s/labels/batch.json?auth_token=%s" % (self.wallet_id, self.auth_token())), params, {'Content-Type': 'application/json'})
149 response = connection.getresponse()
150 if response.reason == httplib.responses[httplib.NOT_FOUND]:
153 response = json.loads(response.read())
154 except ValueError as e:
157 if "error" in response:
158 QMessageBox.warning(None, _("Error"),_("Could not sync labels: %s" % response["error"]))
163 def do_full_pull(self, force = False):
164 connection = httplib.HTTPConnection(self.target_host)
165 connection.request("GET", ("/api/wallets/%s/labels.json?auth_token=%s" % (self.wallet_id, self.auth_token())),"", {'Content-Type': 'application/json'})
166 response = connection.getresponse()
167 if response.reason == httplib.responses[httplib.NOT_FOUND]:
170 response = json.loads(response.read())
171 except ValueError as e:
174 if "error" in response:
175 QMessageBox.warning(None, _("Error"),_("Could not sync labels: %s" % response["error"]))
178 for label in response:
179 for key in self.addresses:
180 target_hashed = hashlib.sha256(key).digest().encode('hex')
181 if label["external_id"] == target_hashed:
182 if force or not self.labels.get(key):
183 self.labels[key] = label["text"]
184 for key, value in self.transactions.iteritems():
185 target_hashed = hashlib.sha256(key).digest().encode('hex')
186 if label["external_id"] == target_hashed:
187 if force or not self.labels.get(key):
188 self.labels[key] = label["text"]