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vdisk.py
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vdisk.py
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#!/usr/bin/env python
# encoding: utf-8
# author: cookpan001
import sys
import logging
import time
import mimetypes
import urllib
import urllib2
"""
oauth2 client
"""
class OAuth2(object):
ACCESS_TOKEN_URL = "https://auth.sina.com.cn/oauth2/access_token"
AUTHORIZE_URL = "https://auth.sina.com.cn/oauth2/authorize"
def __init__(self,app_key, app_secret, call_back_url):
self.version = 1.0
self.app_key = app_key
self.app_secret = app_secret
self.call_back_url = call_back_url
#display = default|mobile|popup
def authorize(self,response_type = "code",display = "default",state = ""):
data = {"client_id":self.app_key,
"redirect_uri":self.call_back_url,
"response_type":response_type,
"display":display}
if len(state) > 0:
data["state"] = state
return OAuth2.AUTHORIZE_URL + "?" + urllib.urlencode(data)
#grant_type = authorization_code|refresh_token
def access_token(self,grant_type = "authorization_code",code = "",refresh_token = ""):
data = {"client_id":self.app_key,
"client_secret":self.app_secret,
"grant_type":grant_type}
if grant_type == "authorization_code":
data["code"] = code
data["redirect_uri"] = self.call_back_url
elif grant_type == "refresh_token":
data["refresh_token"] = refresh_token
try:
request = urllib2.Request(OAuth2.ACCESS_TOKEN_URL)
response = urllib2.urlopen(request,urllib.urlencode(data))
return response.read()
except urllib2.HTTPError,e:
return e.read()
except urllib2.URLError,e:
return e.read()
"""
All the responses will be a Response object
"""
class Response(object):
BLOCK_SIZE = 8192
def __init__(self,response):
self.response = response
"""
return a HTTPMessage object
"""
def headers(self):
if hasattr(self.response,"info"):
return self.response.info()
elif hasattr(self.response,"msg"):
return self.response.msg()
"""
Get the content of response ,optimized for big size resopnse.
data() return a generator. Developer can use this method like this:
for content in Response.data():
print content
"""
def data(self):
while True:
block = self.response.read(Response.BLOCK_SIZE)
if block:
yield block
else:
return
def read(self):
return self.response.read()
def __str__(self):
return self.response.read()
"""
The vdisk(weipan) client.
"""
class Client(object):
log = logging.getLogger('api_client')
API_URL = 'https://api.weipan.cn/2/'
WEIBO_URL = 'https://api.weipan.cn/weibo/'
UPLOAD_HOST = 'upload-vdisk.sina.com.cn'
CONTENT_SAFE_URL = 'https://'+UPLOAD_HOST+'/2/'
version = 1.0
def __init__(self,root = "basic"):
self.timeout = 10
self.python_version_is_bigger_than_2_4 = float(sys.version[:3]) > 2.4
self.root = root
def setRoot(self,root):
self.root = root
def get(self, host, api, queries={}):
try:
if isinstance(api, unicode):
api = api.encode('utf-8')
else:
api = str(api)
url = host.strip('/') + '/' + urllib.quote(api.strip('/'))
queries = self.encode_queries(queries)
request = urllib2.Request('%s?%s' % (url, queries))
# set timeout.
if self.python_version_is_bigger_than_2_4:
response = urllib2.urlopen(request, timeout=self.timeout)
else:
# http://stackoverflow.com/questions/2084782/timeout-for-urllib2-urlopen-in-pre-python-2-6-versions
import socket
socket.setdefaulttimeout(self.timeout)
response = urllib2.urlopen(request)
return Response(response)
except urllib2.HTTPError,e:
return e.read()
except urllib2.URLError,e:
return e.read()
def post(self, host, api, data=[], files=[]):
try:
if isinstance(api, unicode):
api = api.encode('utf-8')
else:
api = str(api)
url = host.strip('/') + '/' + api.strip('/')
if isinstance(data, dict):
data = data.items()
content_type, body = self.encode_multipart_formdata(data, files)
request = urllib2.Request(url, data=body)
request.add_header('Content-Type', content_type)
request.add_header('Content-Length', str(len(body)))
if self.python_version_is_bigger_than_2_4:
response = urllib2.urlopen(request, timeout=self.timeout)
else:
import socket
socket.setdefaulttimeout(self.timeout)
response = urllib2.urlopen(request)
return Response(response)
except urllib2.HTTPError,e:
return e.read()
except urllib2.URLError,e:
return e.read()
# used by non GET or POST method. such as PUT
def request(self, method,host, api, data, headers = {}, use_safe = True):
import httplib
if isinstance(api, unicode):
api = api.encode('utf-8')
else:
api = str(api)
if isinstance(data, dict):
data = self.encode_queries(data)
try:
if use_safe:
conn = httplib.HTTPSConnection(host)
else:
conn = httplib.HTTPConnection(host)
conn.request(method,api,data,headers)
return Response(conn.getresponse())
except httplib.HTTPException,e:
print e
return e.read()
def get_content_type(self, filename):
return mimetypes.guess_type(filename)[0] or 'application/octet-stream'
def encode_multipart_formdata(self, fields, files):
"""
fields is a sequence of (name, value) elements for regular form fields.
files is a sequence of (name, filename, value) elements for data to be uploaded as files
Return (content_type, body) ready for httplib.HTTP instance
"""
BOUNDARY = '----------%s' % hex(int(time.time() * 1000))
CRLF = '\r\n'
L = []
for (key, value) in fields:
L.append('--' + BOUNDARY)
L.append('Content-Disposition: form-data; name="%s"' % str(key))
L.append('')
if isinstance(value, unicode):
L.append(value.encode('utf-8'))
else:
L.append(value)
for (key, filename, value) in files:
L.append('--' + BOUNDARY)
L.append('Content-Disposition: form-data; name="%s"; filename="%s"' % (str(key), str(filename)))
L.append('Content-Type: %s' % str(self.get_content_type(filename)))
L.append('Content-Length: %d' % len(value))
L.append('')
L.append(value)
L.append('--' + BOUNDARY + '--')
L.append('')
body = CRLF.join(L)
content_type = 'multipart/form-data; boundary=%s' % BOUNDARY
return content_type, body
def encode_queries(self, queries={}, **kwargs):
queries.update(kwargs)
args = []
for k, v in queries.iteritems():
if isinstance(v, unicode):
qv = v.encode('utf-8')
else:
qv = str(v)
args.append('%s=%s' % (k, urllib.quote(qv)))
return '&'.join(args)
def account_info(self,access_token):
data = self.get(Client.API_URL,
'account/info',
{"access_token":access_token})
return data
def metadata(self,access_token,path):
data = self.get(Client.API_URL,
'metadata/' + self.root + '/' + path,
{"access_token":access_token})
return data
def delta(self,access_token,cursor = ''):
param = {"access_token":access_token}
if len(cursor) > 0:
param['cursor'] = cursor
data = self.get(Client.API_URL,
'delta/' + self.root,
param)
return data
def files(self,access_token,path,rev = ''):
param = {"access_token":access_token}
if len(rev) > 0:
param['rev'] = rev
data = self.get(Client.API_URL,
'files/' + self.root + "/" + path,
param)
return data
def revisions(self,access_token,path):
data = self.get(Client.API_URL,
'revisions/' + self.root + "/" + path,
{"access_token":access_token})
return data
#files = {"filename":filename,"content":"file content"}
def files_post(self,access_token,path,files,overwrite = "true",sha1 = "",size = "", parent_rev = ""):
param = {
"access_token":access_token,
"overwrite":overwrite
}
if len(sha1) > 0:
param["sha1"] = sha1
if len(size) > 0:
param["size"] = size
if len(parent_rev) > 0:
param["parent_rev"] = parent_rev
queries = self.encode_queries(param)
data = self.post(Client.CONTENT_SAFE_URL,
'files/'+self.root+"/"+path+"?"+queries,
[],
[("file",files["filename"],files["content"])])
return data
"""
content should be a file object or file raw content, such as: open("./filename","rb"), "rb" is prefered.
"""
def files_put(self,access_token,path,content,overwrite = "true",sha1 = "",size = "", parent_rev = ""):
param = {
"access_token":access_token,
"overwrite":overwrite
}
if len(sha1) > 0:
param["sha1"] = sha1
if len(size) > 0:
param["size"] = size
if len(parent_rev) > 0:
param["parent_rev"] = parent_rev
data = self.request(
method="PUT",
host=Client.UPLOAD_HOST,
api='/2/files_put/'+self.root+"/"+path+"?"+self.encode_queries(param),
data=content)
return data
# 公开分享
def shares(self,access_token,path,cancel = "false"):
data = self.post(Client.API_URL,
'shares/'+self.root+"/"+path,
{"access_token":access_token,
"cancel":cancel
})
return data
def restore(self,access_token,path,rev = ""):
param = {"access_token":access_token,
"path":path
}
if len(rev) > 0:
param['rev'] = rev
data = self.post(Client.API_URL,
'restore/'+self.root+"/"+path,
{"access_token":access_token})
return data
def search(self,access_token,path,query,file_limit = 1000,include_deleted = "false"):
data = self.get(Client.API_URL,
'search/'+self.root+"/"+path,
{"access_token":access_token,
"path":path,
"query":query,
"file_limit":file_limit,
"include_deleted":include_deleted
})
return data
def copy_ref(self,access_token,path):
data = self.post(Client.API_URL,
'copy_ref/'+self.root+"/"+path,
{"access_token":access_token,
"path":path})
return data
def media(self,access_token,path):
data = self.get(Client.API_URL,
'media/'+self.root+"/"+path,
{"access_token":access_token,
"path":path})
return data
#s:60x60,m:100x100,l:640x480,xl:1027x768
def thumbnails(self,access_token,path,size):
data = self.get(Client.API_URL,
'thumbnails/'+self.root+"/"+path,
{"access_token":access_token,
"path":path,
"size":size})
return data
def fileops_copy(self,access_token,to_path,from_path = "",from_copy_ref = ""):
param = {"access_token":access_token,
"root":self.root,
"to_path":to_path
}
if len(from_path) > 0:
param['from_path'] = from_path
if len(from_copy_ref) > 0:
param['from_copy_ref'] = from_copy_ref
data = self.post(Client.API_URL,
'fileops/copy',
param)
return data
def fileops_delete(self,access_token,path):
data = self.post(Client.API_URL,
'fileops/delete',
{"access_token":access_token,
"root":self.root,
"path":path
})
return data
def fileops_move(self,access_token,from_path = "",to_path = ""):
param = {"access_token":access_token,
"root":self.root
}
if len(from_path) > 0:
param['from_path'] = from_path
if len(to_path) > 0:
param['to_path'] = to_path
data = self.post(Client.API_URL,
'fileops/move',
param)
return data
def fileops_create_folder(self,access_token,path):
data = self.post(Client.API_URL,
'fileops/create_folder',
{"access_token":access_token,
"root":self.root,
"path":path
})
return data
def shareops_media(self,access_token,from_copy_ref):
data = self.get(Client.API_URL,
'shareops/media',
{"access_token":access_token,
"from_copy_ref":from_copy_ref})
return data