Initial commit

funga/eth/web3ext/__init__.py

@@ -0,0 +1,29 @@
+import logging
+import re
+
+from web3 import Web3 as Web3super
+from web3 import WebsocketProvider, HTTPProvider
+from .middleware import PlatformMiddleware
+
+re_websocket = re.compile('^wss?://')
+re_http = re.compile('^https?://')
+
+logg = logging.getLogger(__file__)
+
+
+def create_middleware(ipcpath):
+    PlatformMiddleware.ipcaddr = ipcpath
+    return PlatformMiddleware
+
+
+# overrides the original Web3 constructor
+#def Web3(blockchain_provider='ws://localhost:8546', ipcpath=None):
+def Web3(provider, ipcpath=None):
+    w3 = Web3super(provider)
+
+    if ipcpath != None:
+        logg.info('using signer middleware with ipc {}'.format(ipcpath))
+        w3.middleware_onion.add(create_middleware(ipcpath))
+
+    w3.eth.personal = w3.geth.personal
+    return w3