From 59733e4609712574e0571f7cf7676b0ae973b73a Mon Sep 17 00:00:00 2001
From: Neil Booth <kyuupichan@gmail.com>
Date: Sat, 26 Nov 2016 08:32:30 +0900
Subject: [PATCH] Move bitcoin-specific coin defaults to Bitcoin

---
 lib/coins.py | 19 ++++++++-----------
 server/db.py |  3 ++-
 2 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/lib/coins.py b/lib/coins.py
index 334299e..bc58947 100644
--- a/lib/coins.py
+++ b/lib/coins.py
@@ -34,14 +34,10 @@ class Coin(object):
     REORG_LIMIT=200
     # Not sure if these are coin-specific
     HEADER_LEN = 80
-    DEFAULT_RPC_PORT = 8332
     RPC_URL_REGEX = re.compile('.+@[^:]+(:[0-9]+)?')
     VALUE_PER_COIN = 100000000
     CHUNK_SIZE=2016
     STRANGE_VERBYTE = 0xff
-    # IRC Defaults
-    IRC_PREFIX = "E_"
-    IRC_CHANNEL = "#electrum"
     IRC_SERVER = "irc.freenode.net"
     IRC_PORT = 6667
 
@@ -65,7 +61,7 @@ class Coin(object):
         if not match:
             raise CoinError('invalid daemon URL: "{}"'.format(url))
         if match.groups()[0] is None:
-            url += ':{:d}'.format(cls.DEFAULT_RPC_PORT)
+            url += ':{:d}'.format(cls.RPC_PORT)
         if not url.startswith('http://'):
             url = 'http://' + url
         return url + '/'
@@ -269,18 +265,20 @@ class Bitcoin(Coin):
     TX_COUNT = 142791895
     TX_COUNT_HEIGHT = 420976
     TX_PER_BLOCK = 1600
+    IRC_PREFIX = "E_"
+    IRC_CHANNEL = "#electrum"
+    RPC_PORT = 8332
 
 
-class BitcoinTestnet(Coin):
-    NAME = "Bitcoin"
+class BitcoinTestnet(Bitcoin):
     SHORTNAME = "XTN"
-    REORG_LIMIT = 2000
     NET = "testnet"
     XPUB_VERBYTES = bytes.fromhex("043587cf")
     XPRV_VERBYTES = bytes.fromhex("04358394")
     P2PKH_VERBYTE = 0x6f
     P2SH_VERBYTE = 0xc4
     WIF_BYTE = 0xef
+    REORG_LIMIT = 2000
 
 
 # Source: pycoin and others
@@ -368,7 +366,7 @@ class Dash(Coin):
     TX_COUNT_HEIGHT = 569399
     TX_COUNT = 2157510
     TX_PER_BLOCK = 4
-    DEFAULT_RPC_PORT = 9998
+    RPC_PORT = 9998
     IRC_PREFIX = "D_"
     IRC_CHANNEL = "#electrum-dash"
 
@@ -379,7 +377,6 @@ class Dash(Coin):
         return x11_hash.getPoWHash(header)
 
 class DashTestnet(Dash):
-    NAME = "Dash"
     SHORTNAME = "tDASH"
     NET = "testnet"
     XPUB_VERBYTES = bytes.fromhex("3a805837")
@@ -392,5 +389,5 @@ class DashTestnet(Dash):
     TX_COUNT_HEIGHT = 101619
     TX_COUNT = 132681
     TX_PER_BLOCK = 1
-    DEFAULT_RPC_PORT = 19998
+    RPC_PORT = 19998
     IRC_PREFIX = "d_"
diff --git a/server/db.py b/server/db.py
index 08a08e6..609537e 100644
--- a/server/db.py
+++ b/server/db.py
@@ -175,7 +175,8 @@ class DB(LoggedClass):
         headers = self.fs_read_headers(height, count)
         # FIXME: move to coins.py
         hlen = self.coin.HEADER_LEN
-        return [self.coin.header_hash(header) for header in chunks(headers, hlen)]
+        return [self.coin.header_hash(header)
+                for header in chunks(headers, hlen)]
 
     @staticmethod
     def _resolve_limit(limit):