platypush/platypush/plugins/http/request/__init__.py

157 lines
4.7 KiB
Python

import requests
from platypush.message import Message
from platypush.plugins import Plugin, action
class HttpRequestPlugin(Plugin):
"""
Plugin for executing custom HTTP requests.
Requires:
* **requests** (``pip install requests``)
Some example usages::
# Execute a GET request on a JSON endpoint
{
"type": "request",
"action": "http.request.get",
"args": {
"url": "http://remote-host/api/v1/entity",
"params": {
"start": "2000-01-01"
}
}
}
# Execute an action on another Platypush host through HTTP interface
{
"type": "request",
"action": "http.request.post",
"args": {
"url": "http://remote-host:8008/execute",
"json": {
"type": "request",
"target": "remote-host",
"action": "music.mpd.play"
}
}
}
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
def _exec(self, method, url, output='text', **kwargs):
""" Available output types: text (default), json, binary """
method = getattr(requests, method)
response = method(url, **kwargs)
response.raise_for_status()
if output == 'json': output = response.json()
if output == 'binary': output = response.content
else: output = response.text
try:
# If the response is a Platypush JSON, extract it
output = Message.build(output)
except Exception as e:
pass
return output
@action
def get(self, url, **kwargs):
"""
Perform a GET request
:param url: Target URL
:type url: str
:param kwargs: Additional arguments that will be transparently provided to the ``requests`` object, including but not limited to query params, data, JSON, headers etc. (see http://docs.python-requests.org/en/master/user/quickstart/#make-a-request)
:type kwargs: dict
"""
return self._exec(method='get', url=url, **kwargs)
@action
def post(self, url, **kwargs):
"""
Perform a POST request
:param url: Target URL
:type url: str
:param kwargs: Additional arguments that will be transparently provided to the ``requests`` object, including but not limited to query params, data, JSON, headers etc. (see http://docs.python-requests.org/en/master/user/quickstart/#make-a-request)
:type kwargs: dict
"""
return self._exec(method='post', url=url, **kwargs)
@action
def head(self, url, **kwargs):
"""
Perform an HTTP HEAD request
:param url: Target URL
:type url: str
:param kwargs: Additional arguments that will be transparently provided to the ``requests`` object, including but not limited to query params, data, JSON, headers etc. (see http://docs.python-requests.org/en/master/user/quickstart/#make-a-request)
:type kwargs: dict
"""
return self._exec(method='head', url=url, **kwargs)
@action
def put(self, url, **kwargs):
"""
Perform a PUT request
:param url: Target URL
:type url: str
:param kwargs: Additional arguments that will be transparently provided to the ``requests`` object, including but not limited to query params, data, JSON, headers etc. (see http://docs.python-requests.org/en/master/user/quickstart/#make-a-request)
:type kwargs: dict
"""
return self._exec(method='put', url=url, **kwargs)
@action
def delete(self, url, **kwargs):
"""
Perform a DELETE request
:param url: Target URL
:type url: str
:param kwargs: Additional arguments that will be transparently provided to the ``requests`` object, including but not limited to query params, data, JSON, headers etc. (see http://docs.python-requests.org/en/master/user/quickstart/#make-a-request)
:type kwargs: dict
"""
return self._exec(method='delete', url=url, **kwargs)
@action
def options(self, url, **kwargs):
"""
Perform an HTTP OPTIONS request
:param url: Target URL
:type url: str
:param kwargs: Additional arguments that will be transparently provided to the ``requests`` object, including but not limited to query params, data, JSON, headers etc. (see http://docs.python-requests.org/en/master/user/quickstart/#make-a-request)
:type kwargs: dict
"""
return self._exec(method='options', url=url, **kwargs)
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