Added 1channel external URL resolver

__init__.py

@@ -6,5 +6,7 @@ def resolve(url):
 		return putlocker.resolve(url)
 	elif re.match("https?:\/\/(www\.)?sockshare\.com", url) is not None:
 		return sockshare.resolve(url)
+	elif re.match("https?:\/\/(www\.)?1channel\.ch\/external\.php", url) is not None:
+		return onechannel.resolve(url)
 	else:
 		return {}

resolvers/__init__.py

@@ -1,3 +1,4 @@
 from dummy import *
 from putlocker import *
 from sockshare import *
+from onechannel import *

resolvers/onechannel.py

@@ -0,0 +1,15 @@
+import re, base64
+from resolv.shared import ResolverError
+
+def resolve(url):
+	matches = re.search("https?:\/\/(www\.)?1channel\.ch\/external\.php\?.*url=([^&]+)", url)
+
+	if matches is None:
+		raise ResolverError("The provided URL is not a valid external 1channel URL.")
+	
+	try:
+		real_url = base64.b64decode(matches.group(2)).strip()
+	except TypeError:
+		raise ResolverError("The provided URL is malformed.")
+	
+	return { 'url': real_url }