annotate idavoll/gateway.py @ 189:c61034369463

Released Idavoll 0.7.0.
author Ralph Meijer <ralphm@ik.nu>
date Tue, 22 Apr 2008 13:15:53 +0000
parents 69cdd8c6a431
children 48245777acea
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1 # -*- test-case-name: idavoll.test.test_gateway -*-
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2 #
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3 # Copyright (c) 2003-2008 Ralph Meijer
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4 # See LICENSE for details.
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5
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6 """
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7 Web resources and client for interacting with pubsub services.
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8 """
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9
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10 import cgi
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11 from time import gmtime, strftime
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12 import urllib
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13 import urlparse
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14
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15 import simplejson
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16
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17 from twisted.application import service
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18 from twisted.internet import defer, reactor
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19 from twisted.python import log
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20 from twisted.web import client
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21 from twisted.web2 import http, http_headers, resource, responsecode
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22 from twisted.web2 import channel, server
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23 from twisted.web2.stream import readStream
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24 from twisted.words.protocols.jabber.jid import JID
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25 from twisted.words.protocols.jabber.error import StanzaError
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26 from twisted.words.xish import domish
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27
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28 from wokkel.pubsub import Item
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29 from wokkel.pubsub import PubSubClient
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30
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31 from idavoll import error
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32
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33 NS_ATOM = 'http://www.w3.org/2005/Atom'
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34 MIME_ATOM_ENTRY = 'application/atom+xml;type=entry'
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35 MIME_JSON = 'application/json'
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36
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37 class XMPPURIParseError(ValueError):
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38 """
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39 Raised when a given XMPP URI couldn't be properly parsed.
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40 """
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41
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43
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44 def getServiceAndNode(uri):
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45 """
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46 Given an XMPP URI, extract the publish subscribe service JID and node ID.
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47 """
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48
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49 try:
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50 scheme, rest = uri.split(':', 1)
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51 except ValueError:
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52 raise XMPPURIParseError("No URI scheme component")
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53
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54 if scheme != 'xmpp':
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55 raise XMPPURIParseError("Unknown URI scheme")
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56
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57 if rest.startswith("//"):
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58 raise XMPPURIParseError("Unexpected URI authority component")
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59
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60 try:
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61 entity, query = rest.split('?', 1)
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62 except ValueError:
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63 raise XMPPURIParseError("No URI query component")
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64
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65 if not entity:
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66 raise XMPPURIParseError("Empty URI path component")
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67
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68 try:
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69 jid = JID(entity)
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70 except Exception, e:
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71 raise XMPPURIParseError("Invalid JID: %s" % e.message)
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72
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73 params = cgi.parse_qs(query)
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74
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75 try:
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76 nodeIdentifier = params['node'][0]
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77 except (KeyError, ValueError):
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78 raise XMPPURIParseError("No node in query component of URI")
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79
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80 return jid, nodeIdentifier
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83
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84 class WebStreamParser(object):
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85 def __init__(self):
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86 self.elementStream = domish.elementStream()
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87 self.elementStream.DocumentStartEvent = self.docStart
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88 self.elementStream.ElementEvent = self.elem
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89 self.elementStream.DocumentEndEvent = self.docEnd
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90 self.done = False
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91
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92
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93 def docStart(self, elem):
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94 self.document = elem
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95
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96
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97 def elem(self, elem):
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98 self.document.addChild(elem)
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99
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100
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101 def docEnd(self):
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102 self.done = True
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103
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104
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105 def parse(self, stream):
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106 def endOfStream(result):
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107 if not self.done:
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108 raise Exception("No more stuff?")
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109 else:
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110 return self.document
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111
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112 d = readStream(stream, self.elementStream.parse)
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113 d.addCallback(endOfStream)
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114 return d
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115
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117
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118 class CreateResource(resource.Resource):
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119 """
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120 A resource to create a publish-subscribe node.
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121 """
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122 def __init__(self, backend, serviceJID, owner):
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123 self.backend = backend
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124 self.serviceJID = serviceJID
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125 self.owner = owner
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126
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127
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128 http_GET = None
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131 def http_POST(self, request):
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132 """
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133 Respond to a POST request to create a new node.
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134 """
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135
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136 def toResponse(nodeIdentifier):
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137 uri = 'xmpp:%s?;node=%s' % (self.serviceJID.full(), nodeIdentifier)
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138 stream = simplejson.dumps({'uri': uri})
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139 return http.Response(responsecode.OK, stream=stream)
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140
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141 d = self.backend.create_node(None, self.owner)
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142 d.addCallback(toResponse)
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143 return d
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144
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147 class DeleteResource(resource.Resource):
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148 """
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149 A resource to create a publish-subscribe node.
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150 """
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151 def __init__(self, backend, serviceJID, owner):
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152 self.backend = backend
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153 self.serviceJID = serviceJID
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154 self.owner = owner
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155
185
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156
177
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157 http_GET = None
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158
185
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159
177
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160 def http_POST(self, request):
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161 """
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162 Respond to a POST request to create a new node.
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163 """
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164
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165 def respond(result):
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166 return http.Response(responsecode.NO_CONTENT)
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167
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168 def getNode():
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169 if request.args.get('uri'):
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170 jid, nodeIdentifier = getServiceAndNode(request.args['uri'][0])
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171 return defer.succeed(nodeIdentifier)
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172 else:
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173 raise http.HTTPError(http.Response(responsecode.BAD_REQUEST,
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174 "No URI given"))
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175
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176 def trapNotFound(failure):
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177 failure.trap(error.NodeNotFound)
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178 return http.StatusResponse(responsecode.NOT_FOUND,
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179 "Node not found")
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180
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181 def trapXMPPURIParseError(failure):
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182 failure.trap(XMPPURIParseError)
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183 return http.StatusResponse(responsecode.BAD_REQUEST,
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184 "Malformed XMPP URI: %s" % failure.value.message)
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185
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186 d = getNode()
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187 d.addCallback(self.backend.delete_node, self.owner)
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188 d.addCallback(respond)
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189 d.addErrback(trapNotFound)
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190 d.addErrback(trapXMPPURIParseError)
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191 return d
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192
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193
185
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194
177
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195 class PublishResource(resource.Resource):
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196 """
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197 A resource to publish to a publish-subscribe node.
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198 """
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199
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200 def __init__(self, backend, serviceJID, owner):
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201 self.backend = backend
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202 self.serviceJID = serviceJID
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203 self.owner = owner
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204
185
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205
177
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206 http_GET = None
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207
185
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208
177
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209 def checkMediaType(self, request):
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210 ctype = request.headers.getHeader('content-type')
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211
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212 if not ctype:
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213 raise http.HTTPError(
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214 http.StatusResponse(
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215 responsecode.BAD_REQUEST,
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216 "No specified Media Type"))
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217
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218 if (ctype.mediaType != 'application' or
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219 ctype.mediaSubtype != 'atom+xml' or
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220 ctype.params.get('type') != 'entry' or
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221 ctype.params.get('charset', 'utf-8') != 'utf-8'):
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222 raise http.HTTPError(
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223 http.StatusResponse(
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224 responsecode.UNSUPPORTED_MEDIA_TYPE,
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225 "Unsupported Media Type: %s" %
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226 http_headers.generateContentType(ctype)))
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227
185
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228
177
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229 def parseXMLPayload(self, stream):
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230 p = WebStreamParser()
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231 return p.parse(stream)
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232
185
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233
177
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234 def http_POST(self, request):
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235 """
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236 Respond to a POST request to create a new item.
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237 """
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238
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239 def toResponse(nodeIdentifier):
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240 uri = 'xmpp:%s?;node=%s' % (self.serviceJID.full(), nodeIdentifier)
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241 stream = simplejson.dumps({'uri': uri})
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242 return http.Response(responsecode.OK, stream=stream)
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243
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244 def gotNode(nodeIdentifier, payload):
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245 item = Item(id='current', payload=payload)
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246 d = self.backend.publish(nodeIdentifier, [item], self.owner)
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247 d.addCallback(lambda _: nodeIdentifier)
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248 return d
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249
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250 def getNode():
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251 if request.args.get('uri'):
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252 jid, nodeIdentifier = getServiceAndNode(request.args['uri'][0])
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253 return defer.succeed(nodeIdentifier)
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254 else:
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255 return self.backend.create_node(None, self.owner)
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256
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257 def doPublish(payload):
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258 d = getNode()
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259 d.addCallback(gotNode, payload)
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260 return d
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261
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262 def trapNotFound(failure):
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263 failure.trap(error.NodeNotFound)
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264 return http.StatusResponse(responsecode.NOT_FOUND,
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265 "Node not found")
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266
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267 def trapXMPPURIParseError(failure):
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268 failure.trap(XMPPURIParseError)
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269 return http.StatusResponse(responsecode.BAD_REQUEST,
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270 "Malformed XMPP URI: %s" % failure.value.message)
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271
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272 self.checkMediaType(request)
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273 d = self.parseXMLPayload(request.stream)
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274 d.addCallback(doPublish)
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275 d.addCallback(toResponse)
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276 d.addErrback(trapNotFound)
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277 d.addErrback(trapXMPPURIParseError)
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278 return d
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279
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280
185
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281
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282 class ListResource(resource.Resource):
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283 def __init__(self, service):
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284 self.service = service
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285
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286
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287 def render(self, request):
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288 def responseFromNodes(nodeIdentifiers):
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289 return http.Response(responsecode.OK,
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290 stream=simplejson.dumps(nodeIdentifiers))
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291
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292 d = self.service.get_nodes()
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293 d.addCallback(responseFromNodes)
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294 return d
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295
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296
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297
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298 # Service for subscribing to remote XMPP Pubsub nodes and web resources
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299
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300 def extractAtomEntries(items):
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301 """
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302 Extract atom entries from a list of publish-subscribe items.
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303
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304 @param items: List of L{domish.Element}s that represent publish-subscribe
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305 items.
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306 @type items: C{list}
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307 """
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308
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309 atomEntries = []
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310
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311 for item in items:
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312 # ignore non-items (i.e. retractions)
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313 if item.name != 'item':
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314 continue
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315
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316 atomEntry = None
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317 for element in item.elements():
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318 # extract the first element that is an atom entry
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319 if element.uri == NS_ATOM and element.name == 'entry':
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320 atomEntry = element
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diff changeset
321 break
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parents: 183
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322
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diff changeset
323 if atomEntry:
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324 atomEntries.append(atomEntry)
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325
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326 return atomEntries
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327
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328 def constructFeed(service, nodeIdentifier, entries, title):
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329 nodeURI = 'xmpp:%s?;node=%s' % (service.full(), nodeIdentifier)
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330 now = strftime("%Y-%m-%dT%H:%M:%SZ", gmtime())
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diff changeset
331
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332 # Collect the received entries in a feed
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333 feed = domish.Element((NS_ATOM, 'feed'))
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334 feed.addElement('title', content=title)
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335 feed.addElement('id', content=nodeURI)
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336 feed.addElement('updated', content=now)
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337
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338 for entry in entries:
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339 feed.addChild(entry)
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340
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341 return feed
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342
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343 class RemoteSubscriptionService(service.Service, PubSubClient):
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344 """
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345 Service for subscribing to remote XMPP Publish-Subscribe nodes.
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346
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347 Subscriptions are created with a callback HTTP URI that is POSTed
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348 to with the received items in notifications.
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349 """
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350
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351 def __init__(self, jid):
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352 self.jid = jid
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353
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354
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355 def startService(self):
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356 self.callbacks = {}
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357
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358
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diff changeset
359 def trapNotFound(self, failure):
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360 failure.trap(StanzaError)
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diff changeset
361 if not failure.value.condition == 'item-not-found':
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diff changeset
362 raise failure
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parents: 183
diff changeset
363 raise error.NodeNotFound
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parents: 183
diff changeset
364
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parents: 183
diff changeset
365
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diff changeset
366 def subscribeCallback(self, jid, nodeIdentifier, callback):
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parents: 183
diff changeset
367
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parents: 183
diff changeset
368 def newCallbackList(result):
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369 callbackList = set()
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370 self.callbacks[jid, nodeIdentifier] = callbackList
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diff changeset
371 return callbackList
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parents: 183
diff changeset
372
187
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
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parents: 186
diff changeset
373 def callbackForLastItem(items, callback):
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parents: 186
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374 atomEntries = extractAtomEntries(items)
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parents: 186
diff changeset
375
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parents: 186
diff changeset
376 if not atomEntries:
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parents: 186
diff changeset
377 return
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diff changeset
378
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379 self._postTo([callback], jid, nodeIdentifier, atomEntries[0],
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
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380 'application/atom+xml;type=entry')
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parents: 186
diff changeset
381
185
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parents: 183
diff changeset
382 try:
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383 callbackList = self.callbacks[jid, nodeIdentifier]
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parents: 183
diff changeset
384 except KeyError:
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parents: 183
diff changeset
385 d = self.subscribe(jid, nodeIdentifier, self.jid)
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parents: 183
diff changeset
386 d.addCallback(newCallbackList)
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parents: 183
diff changeset
387 else:
187
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
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parents: 186
diff changeset
388 d = self.items(jid, nodeIdentifier, 1)
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parents: 186
diff changeset
389 d.addCallback(callbackForLastItem, callback)
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parents: 186
diff changeset
390 d.addCallback(lambda _: callbackList)
185
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parents: 183
diff changeset
391
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parents: 183
diff changeset
392 d.addCallback(lambda callbackList: callbackList.add(callback))
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parents: 183
diff changeset
393 d.addErrback(self.trapNotFound)
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parents: 183
diff changeset
394 return d
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
395
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
396
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parents: 183
diff changeset
397 def unsubscribeCallback(self, jid, nodeIdentifier, callback):
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parents: 183
diff changeset
398 try:
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parents: 183
diff changeset
399 callbackList = self.callbacks[jid, nodeIdentifier]
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parents: 183
diff changeset
400 callbackList.remove(callback)
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
401 except KeyError:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
402 return defer.fail(error.NotSubscribed())
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
403
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
404 if not callbackList:
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
405 self.unsubscribe(jid, nodeIdentifier, self.jid)
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
406
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
407 return defer.succeed(None)
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
408
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
409
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
410 def itemsReceived(self, recipient, service, nodeIdentifier, items):
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
411 """
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
412 Fire up HTTP client to do callback
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
413 """
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
414
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
415 atomEntries = extractAtomEntries(items)
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
416
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
417 # Don't notify if there are no atom entries
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
418 if not atomEntries:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
419 return
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
420
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
421 if len(atomEntries) == 1:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
422 contentType = 'application/atom+xml;type=entry'
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
423 payload = atomEntries[0]
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
424 else:
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Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
425 contentType = 'application/atom+xml;type=feed'
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parents: 183
diff changeset
426 payload = constructFeed(service, nodeIdentifier, atomEntries,
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
427 title='Received item collection')
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
428
187
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
429 self.callCallbacks(service, nodeIdentifier, payload, contentType)
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
430
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
431
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
432 def deleteReceived(self, recipient, service, nodeIdentifier):
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
433 """
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
434 Fire up HTTP client to do callback
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
435 """
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
436
187
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
437 self.callCallbacks(service, nodeIdentifier, eventType='DELETED')
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
438
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
439
187
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
440 def _postTo(self, callbacks, service, nodeIdentifier,
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
441 payload=None, contentType=None, eventType=None):
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
442 postdata = None
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
443 nodeURI = 'xmpp:%s?;node=%s' % (service.full(), nodeIdentifier)
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parents: 183
diff changeset
444 headers = {'Referer': nodeURI.encode('utf-8'),
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parents: 183
diff changeset
445 'PubSub-Service': service.full().encode('utf-8')}
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
446
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
447 if payload:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
448 postdata = payload.toXml().encode('utf-8')
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
449 if contentType:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
450 headers['Content-Type'] = "%s;charset=utf-8" % contentType
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
451
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
452 if eventType:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
453 headers['Event'] = eventType
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
454
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
455 def postNotification(callbackURI):
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
456 d = client.getPage(str(callbackURI),
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
457 method='POST',
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
458 postdata=postdata,
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
459 headers=headers)
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
460 d.addErrback(log.err)
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parents: 183
diff changeset
461
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
462 for callbackURI in callbacks:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
463 reactor.callLater(0, postNotification, callbackURI)
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
464
187
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
465 def callCallbacks(self, service, nodeIdentifier,
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
466 payload=None, contentType=None, eventType=None):
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
467 try:
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
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parents: 186
diff changeset
468 callbacks = self.callbacks[service, nodeIdentifier]
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
469 except KeyError:
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
470 return
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
471
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
472 self._postTo(callbacks, service, nodeIdentifier, payload, contentType,
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
473 eventType)
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
474
69cdd8c6a431 Make sure second subscribers through HTTP also get a notification of the
Ralph Meijer <ralphm@ik.nu>
parents: 186
diff changeset
475
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
476
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
477
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diff changeset
478 class RemoteSubscribeBaseResource(resource.Resource):
177
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Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
479 """
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
480 Base resource for remote pubsub node subscription and unsubscription.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
481
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
482 This resource accepts POST request with a JSON document that holds
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
483 a dictionary with the keys C{uri} and C{callback} that respectively map
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
484 to the XMPP URI of the publish-subscribe node and the callback URI.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
485
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
486 This class should be inherited with L{serviceMethod} overridden.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
487
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
488 @cvar serviceMethod: The name of the method to be called with
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
489 the JID of the pubsub service, the node identifier
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
490 and the callback URI as received in the HTTP POST
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
491 request to this resource.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
492 """
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
493 serviceMethod = None
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
494
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
495 def __init__(self, service):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
496 self.service = service
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
497 self.params = None
faf1c9bc2612 Add HTTP gateway in a separate plugin.
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parents:
diff changeset
498
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
499
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
500 http_GET = None
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
501
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
502
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
503 def http_POST(self, request):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
504 def trapNotFound(failure):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
505 failure.trap(error.NodeNotFound)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
506 return http.StatusResponse(responsecode.NOT_FOUND,
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
507 "Node not found")
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
508
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
509 def respond(result):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
510 return http.Response(responsecode.NO_CONTENT)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
511
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
512 def gotRequest(result):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
513 uri = self.params['uri']
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
514 callback = self.params['callback']
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
515
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
516 jid, nodeIdentifier = getServiceAndNode(uri)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
517 method = getattr(self.service, self.serviceMethod)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
518 d = method(jid, nodeIdentifier, callback)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
519 return d
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
520
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
521 def storeParams(data):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
522 self.params = simplejson.loads(data)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
523
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
524 def trapXMPPURIParseError(failure):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
525 failure.trap(XMPPURIParseError)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
526 return http.StatusResponse(responsecode.BAD_REQUEST,
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
527 "Malformed XMPP URI: %s" % failure.value.message)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
528
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
529 d = readStream(request.stream, storeParams)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
530 d.addCallback(gotRequest)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
531 d.addCallback(respond)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
532 d.addErrback(trapNotFound)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
533 d.addErrback(trapXMPPURIParseError)
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
534 return d
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
535
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
536
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
537
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
538 class RemoteSubscribeResource(RemoteSubscribeBaseResource):
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
539 """
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
540 Resource to subscribe to a remote publish-subscribe node.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
541
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
542 The passed C{uri} is the XMPP URI of the node to subscribe to and the
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
543 C{callback} is the callback URI. Upon receiving notifications from the
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
544 node, a POST request will be perfomed on the callback URI.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
545 """
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
546 serviceMethod = 'subscribeCallback'
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
547
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
548
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
549
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
550 class RemoteUnsubscribeResource(RemoteSubscribeBaseResource):
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
551 """
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
552 Resource to unsubscribe from a remote publish-subscribe node.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
553
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
554 The passed C{uri} is the XMPP URI of the node to unsubscribe from and the
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
555 C{callback} is the callback URI that was registered for it.
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
556 """
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
557 serviceMethod = 'unsubscribeCallback'
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
558
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
559
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
560
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
561 class RemoteItemsResource(resource.Resource):
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
562 """
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
563 Resource for retrieving items from a remote pubsub node.
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
564 """
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
565
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
566 def __init__(self, service):
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
567 self.service = service
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
568
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
569 def render(self, request):
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
570 try:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
571 maxItems = int(request.args.get('max_items', [0])[0]) or None
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
572 except ValueError:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
573 return http.StatusResponse(responsecode.BAD_REQUEST,
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
574 "The argument max_items has an invalid value.")
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
575
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
576 try:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
577 jid, nodeIdentifier = getServiceAndNode(request.args['uri'][0])
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
578 except KeyError:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
579 return http.StatusResponse(responsecode.BAD_REQUEST,
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
580 "No URI for the remote node provided.")
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
581 except XMPPURIParseError:
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
582 return http.StatusResponse(responsecode.BAD_REQUEST,
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
583 "Malformed XMPP URI: %s" % failure.value.message)
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
584
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
585
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
586 def respond(items):
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
587 """Create a feed out the retrieved items."""
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
588 contentType = http_headers.MimeType('application',
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
589 'atom+xml',
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
590 {'type': 'feed'})
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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diff changeset
591 atomEntries = extractAtomEntries(items)
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diff changeset
592 feed = constructFeed(jid, nodeIdentifier, atomEntries,
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diff changeset
593 "Retrieved item collection")
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diff changeset
594 payload = feed.toXml().encode('utf-8')
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diff changeset
595 return http.Response(responsecode.OK, stream=payload,
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diff changeset
596 headers={'Content-Type': contentType})
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diff changeset
597
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diff changeset
598 def trapNotFound(failure):
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diff changeset
599 failure.trap(StanzaError)
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diff changeset
600 if not failure.value.condition == 'item-not-found':
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diff changeset
601 raise failure
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diff changeset
602 return http.StatusResponse(responsecode.NOT_FOUND,
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diff changeset
603 "Node not found")
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diff changeset
604
186
365fd3e4daf8 Add maxItems support.
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diff changeset
605 d = self.service.items(jid, nodeIdentifier, maxItems)
185
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diff changeset
606 d.addCallback(respond)
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diff changeset
607 d.addErrback(trapNotFound)
177
faf1c9bc2612 Add HTTP gateway in a separate plugin.
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parents:
diff changeset
608 return d
183
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diff changeset
609
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Ralph Meijer <ralphm@ik.nu>
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diff changeset
610
185
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diff changeset
611
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diff changeset
612 # Client side code to interact with a service as provided above
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parents: 183
diff changeset
613
183
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parents: 177
diff changeset
614 def getPageWithFactory(url, contextFactory=None, *args, **kwargs):
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parents: 177
diff changeset
615 """Download a web page.
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Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
616
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parents: 177
diff changeset
617 Download a page. Return the factory that holds a deferred, which will
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
618 callback with a page (as a string) or errback with a description of the
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Ralph Meijer <ralphm@ik.nu>
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diff changeset
619 error.
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Ralph Meijer <ralphm@ik.nu>
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diff changeset
620
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diff changeset
621 See HTTPClientFactory to see what extra args can be passed.
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Ralph Meijer <ralphm@ik.nu>
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diff changeset
622 """
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diff changeset
623
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diff changeset
624 scheme, host, port, path = client._parse(url)
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Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
625 factory = client.HTTPClientFactory(url, *args, **kwargs)
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Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
626 factory.protocol.handleStatus_204 = lambda self: self.handleStatus_200()
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Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
627
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
628 if scheme == 'https':
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
629 from twisted.internet import ssl
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Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
630 if contextFactory is None:
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diff changeset
631 contextFactory = ssl.ClientContextFactory()
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parents: 177
diff changeset
632 reactor.connectSSL(host, port, factory, contextFactory)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
633 else:
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
634 reactor.connectTCP(host, port, factory)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
635 return factory
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
636
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
637
185
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parents: 183
diff changeset
638
183
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parents: 177
diff changeset
639 class CallbackResource(resource.Resource):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
640 """
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
641 Web resource for retrieving gateway notifications.
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
642 """
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
643
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
644 def __init__(self, callback):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
645 self.callback = callback
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
646
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
647
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
648 http_GET = None
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
649
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
650
183
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parents: 177
diff changeset
651 def http_POST(self, request):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
652 p = WebStreamParser()
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
653 d = p.parse(request.stream)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
654 d.addCallback(self.callback, request.headers)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
655 d.addCallback(lambda _: http.Response(responsecode.NO_CONTENT))
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
656 return d
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
657
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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diff changeset
658
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
Ralph Meijer <ralphm@ik.nu>
parents: 183
diff changeset
659
183
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diff changeset
660 class GatewayClient(service.Service):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
661 """
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
662 Service that provides client access to the HTTP Gateway into Idavoll.
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
663 """
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
664
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
665 agent = "Idavoll HTTP Gateway Client"
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
666
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
667 def __init__(self, baseURI, callbackHost=None, callbackPort=None):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
668 self.baseURI = baseURI
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
669 self.callbackHost = callbackHost or 'localhost'
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
670 self.callbackPort = callbackPort or 8087
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
671 root = resource.Resource()
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
672 root.child_callback = CallbackResource(lambda *args, **kwargs: self.callback(*args, **kwargs))
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
673 self.site = server.Site(root)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
674
185
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parents: 183
diff changeset
675
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
676 def startService(self):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
677 self.port = reactor.listenTCP(self.callbackPort,
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
678 channel.HTTPFactory(self.site))
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
679
185
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diff changeset
680
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
681 def stopService(self):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
682 return self.port.stopListening()
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
683
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
684
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
685 def _makeURI(self, verb, query=None):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
686 uriComponents = urlparse.urlparse(self.baseURI)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
687 uri = urlparse.urlunparse((uriComponents[0],
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
688 uriComponents[1],
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
689 uriComponents[2] + verb,
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
690 '',
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
691 query and urllib.urlencode(query) or '',
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
692 ''))
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
693 return uri
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
694
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
695
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
696 def callback(self, data, headers):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
697 pass
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
698
185
9038908dc2f5 Add gateway support for retrieving items from a node. Reorder gateway module.
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parents: 183
diff changeset
699
183
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parents: 177
diff changeset
700 def create(self):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
701 f = getPageWithFactory(self._makeURI('create'),
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
702 method='POST',
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
703 agent=self.agent)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
704 return f.deferred.addCallback(simplejson.loads)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
705
185
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parents: 183
diff changeset
706
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
707 def publish(self, entry, xmppURI=None):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
708 query = xmppURI and {'uri': xmppURI}
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
709
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
710 f = getPageWithFactory(self._makeURI('publish', query),
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
711 method='POST',
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
712 postdata=entry.toXml().encode('utf-8'),
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
713 headers={'Content-Type': MIME_ATOM_ENTRY},
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
714 agent=self.agent)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
715 return f.deferred.addCallback(simplejson.loads)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
716
185
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parents: 183
diff changeset
717
183
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
718 def listNodes(self):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
719 f = getPageWithFactory(self._makeURI('list'),
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
720 method='GET',
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
721 agent=self.agent)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
722 return f.deferred.addCallback(simplejson.loads)
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
723
185
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diff changeset
724
183
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diff changeset
725 def subscribe(self, xmppURI):
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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parents: 177
diff changeset
726 params = {'uri': xmppURI,
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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diff changeset
727 'callback': 'http://%s:%s/callback' % (self.callbackHost,
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
728 self.callbackPort)}
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
Ralph Meijer <ralphm@ik.nu>
parents: 177
diff changeset
729 f = getPageWithFactory(self._makeURI('subscribe'),
c21b986cff30 Implement HTTP client to gateway and implement functional tests with it.
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730 method='POST',
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731 postdata=simplejson.dumps(params),
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732 headers={'Content-Type': MIME_JSON},
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733 agent=self.agent)
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734 return f.deferred
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735
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736
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737 def items(self, xmppURI, maxItems=None):
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738 query = {'uri': xmppURI}
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739 if maxItems:
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740 query['max_items'] = int(maxItems)
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741 f = getPageWithFactory(self._makeURI('items', query),
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742 method='GET',
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743 agent=self.agent)
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744 return f.deferred