Thrift now a TLP - INFRA-3116

git-svn-id: https://svn.apache.org/repos/asf/thrift/branches/0.1.x@1028168 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/py/src/transport/THttpClient.py b/lib/py/src/transport/THttpClient.py
new file mode 100644
index 0000000..5086032
--- /dev/null
+++ b/lib/py/src/transport/THttpClient.py
@@ -0,0 +1,100 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+from TTransport import *
+from cStringIO import StringIO
+
+import urlparse
+import httplib
+import warnings
+
+class THttpClient(TTransportBase):
+
+  """Http implementation of TTransport base."""
+
+  def __init__(self, uri_or_host, port=None, path=None):
+    """THttpClient supports two different types constructor parameters.
+
+    THttpClient(host, port, path) - deprecated
+    THttpClient(uri)
+
+    Only the second supports https."""
+
+    if port is not None:
+      warnings.warn("Please use the THttpClient('http://host:port/path') syntax", DeprecationWarning, stacklevel=2)
+      self.host = uri_or_host
+      self.port = port
+      assert path
+      self.path = path
+      self.scheme = 'http'
+    else:
+      parsed = urlparse.urlparse(uri_or_host)
+      self.scheme = parsed.scheme
+      assert self.scheme in ('http', 'https')
+      if self.scheme == 'http':
+        self.port = parsed.port or httplib.HTTP_PORT
+      elif self.scheme == 'https':
+        self.port = parsed.port or httplib.HTTPS_PORT
+      self.host = parsed.hostname
+      self.path = parsed.path
+    self.__wbuf = StringIO()
+    self.__http = None
+
+  def open(self):
+    if self.scheme == 'http':
+      self.__http = httplib.HTTP(self.host, self.port)
+    else:
+      self.__http = httplib.HTTPS(self.host, self.port)
+
+  def close(self):
+    self.__http.close()
+    self.__http = None
+
+  def isOpen(self):
+    return self.__http != None
+
+  def read(self, sz):
+    return self.__http.file.read(sz)
+
+  def write(self, buf):
+    self.__wbuf.write(buf)
+
+  def flush(self):
+    if self.isOpen():
+      self.close()
+    self.open();
+
+    # Pull data out of buffer
+    data = self.__wbuf.getvalue()
+    self.__wbuf = StringIO()
+
+    # HTTP request
+    self.__http.putrequest('POST', self.path)
+
+    # Write headers
+    self.__http.putheader('Host', self.host)
+    self.__http.putheader('Content-Type', 'application/x-thrift')
+    self.__http.putheader('Content-Length', str(len(data)))
+    self.__http.endheaders()
+
+    # Write payload
+    self.__http.send(data)
+
+    # Get reply to flush the request
+    self.code, self.message, self.headers = self.__http.getreply()