From: Stefan Schantl <stefan.schantl@ipfire.org>
Date: Sat, 21 Jun 2014 12:15:03 +0000 (+0200)
Subject: Add Namecheap as new provider.
X-Git-Tag: 001~35^2
X-Git-Url: http://git.ipfire.org/?p=oddments%2Fddns.git;a=commitdiff_plain;h=d1cd57ebdfdd37a125093883c0e829eeda81c6c6;hp=54d3efc8b2f93ecb486cfbca4e9dc7947d477117

Add Namecheap as new provider.
---

diff --git a/ddns.conf.sample b/ddns.conf.sample
index 1fb2071..209f4ae 100644
--- a/ddns.conf.sample
+++ b/ddns.conf.sample
@@ -49,6 +49,10 @@
 # token = token
 # proto = ipv4 OR ipv6
 
+# [test.namecheap.com]
+# provider = namecheap.com
+# password = pass
+
 # [test.no-ip.org]
 # provider = no-ip.com
 # username = user
diff --git a/src/ddns/__init__.py b/src/ddns/__init__.py
index bb9c748..7ee6a20 100644
--- a/src/ddns/__init__.py
+++ b/src/ddns/__init__.py
@@ -98,6 +98,7 @@ class DDNSCore(object):
 			DDNSProviderDynU,
 			DDNSProviderEasyDNS,
 			DDNSProviderFreeDNSAfraidOrg,
+			DDNSProviderNamecheap,
 			DDNSProviderNOIP,
 			DDNSProviderLightningWireLabs,
 			DDNSProviderOVH,
diff --git a/src/ddns/providers.py b/src/ddns/providers.py
index 85d3a37..9ffd264 100644
--- a/src/ddns/providers.py
+++ b/src/ddns/providers.py
@@ -20,6 +20,7 @@
 ###############################################################################
 
 import logging
+import xml.dom.minidom
 
 from i18n import _
 
@@ -504,6 +505,77 @@ class DDNSProviderLightningWireLabs(DDNSProvider):
 		raise DDNSUpdateError
 
 
+class DDNSProviderNamecheap(DDNSProvider):
+	INFO = {
+		"handle"    : "namecheap.com",
+		"name"      : "Namecheap",
+		"website"   : "http://namecheap.com",
+		"protocols" : ["ipv4",]
+	}
+
+	# Information about the format of the HTTP request is to be found
+	# https://www.namecheap.com/support/knowledgebase/article.aspx/9249/0/nc-dynamic-dns-to-dyndns-adapter
+	# https://community.namecheap.com/forums/viewtopic.php?f=6&t=6772
+
+	url = "https://dynamicdns.park-your-domain.com/update"
+
+	def parse_xml(self, document, content):
+		# Send input to the parser.
+		xmldoc = xml.dom.minidom.parseString(document)
+
+		# Get XML elements by the given content.
+		element = xmldoc.getElementsByTagName(content)
+
+		# If no element has been found, we directly can return None.
+		if not element:
+			return None
+
+		# Only get the first child from an element, even there are more than one.
+		firstchild = element[0].firstChild
+
+		# Get the value of the child.
+		value = firstchild.nodeValue
+
+		# Return the value.
+		return value
+		
+	def update(self):
+		# Namecheap requires the hostname splitted into a host and domain part.
+		host, domain = self.hostname.split(".", 1)
+
+		data = {
+			"ip"       : self.get_address("ipv4"),
+			"password" : self.password,
+			"host"     : host,
+			"domain"   : domain
+		}
+
+		# Send update to the server.
+		response = self.send_request(self.url, data=data)
+
+		# Get the full response message.
+		output = response.read()
+
+		# Handle success messages.
+		if self.parse_xml(output, "IP") == self.get_address("ipv4"):
+			return
+
+		# Handle error codes.
+		errorcode = self.parse_xml(output, "ResponseNumber")
+
+		if errorcode == "304156":
+			raise DDNSAuthenticationError
+		elif errorcode == "316153":
+			raise DDNSRequestError(_("Domain not found."))
+		elif errorcode == "316154":
+			raise DDNSRequestError(_("Domain not active."))
+		elif errorcode in ("380098", "380099"):
+			raise DDNSInternalServerError
+
+		# If we got here, some other update error happened.
+		raise DDNSUpdateError
+
+
 class DDNSProviderNOIP(DDNSProviderDynDNS):
 	INFO = {
 		"handle"    : "no-ip.com",