Merge pull request #3 from econchick/oauth2

simple oauth flow for getting a spotify access token + example
This commit is contained in:
Paul Lamere 2014-05-16 13:49:42 -04:00
commit fb455cfc50
2 changed files with 90 additions and 0 deletions

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# shows a user's playlists (need to be authenticated via oauth)
import pprint
import sys
import spotipy
import oauth2
if len(sys.argv) > 1:
username = sys.argv[1]
else:
print "Whoops, need your username!"
print "usage: python user_playlists.py [username]"
sys.exit()
# Create these via developer.spotify.com/my-applications
client_id = ''
client_secret = ''
redirect_uri = ''
# Oauth flow
sp_oauth = oauth2.SpotifyOAuth(client_id, client_secret, redirect_uri)
auth_url = sp_oauth.get_authorize_url()
print "Please navigate here: %s" % auth_url
response = raw_input("The URL you were redirected to: ")
code = sp_oauth.parse_response_code(response)
access_token = sp_oauth.get_access_token(code)
# Auth'ed API request
sp = spotipy.Spotify(auth=access_token)
playlists = sp.user_playlists(username)
pprint.pprint(playlists)

56
oauth2.py Normal file
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import base64
import urllib
import requests
class SpotifyOauthError(Exception):
pass
class SpotifyOAuth(object):
'''
Implements Authorization Code Flow for Spotify's OAuth implementation.
Docs: https://developer.spotify.com/spotify-web-api/authorization-guide/#authorization_code_flow
'''
OAUTH_AUTHORIZE_URL = 'https://accounts.spotify.com/authorize'
OAUTH_TOKEN_URL = 'https://accounts.spotify.com/api/token'
def __init__(self, client_id, client_secret, redirect_uri, state=None, scope=None):
self.client_id = client_id
self.client_secret = client_secret
self.redirect_uri = redirect_uri
self.state=state
self.scope=scope
def get_authorize_url(self):
payload = {'client_id': self.client_id,
'response_type': 'code',
'redirect_uri': self.redirect_uri}
if self.scope:
payload['scope'] = self.scope
if self.state:
payload['state'] = self.state
urlparams = urllib.urlencode(payload)
return "%s?%s" % (self.OAUTH_AUTHORIZE_URL, urlparams)
def parse_response_code(self, response):
return response.split("?code=")[1].split("&")[0]
def get_access_token(self, code):
payload = {'redirect_uri': self.redirect_uri,
'code': code,
'grant_type': 'authorization_code'}
if self.scope:
payload['scope'] = self.scope
if self.state:
payload['state'] = self.state
auth_header = base64.b64encode(self.client_id + ':' + self.client_secret)
headers = {'Authorization': 'Basic %s' % auth_header}
response = requests.post(self.OAUTH_TOKEN_URL, data=payload, headers=headers, verify=True)
if response.status_code is not 200:
raise SpotifyOauthError(response.reason)
return response.json()['access_token']