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xunlei.py
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xunlei.py
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#coding=utf-8
try:
import gevent
from gevent import monkey
monkey.patch_all()
except ImportError:
gevent = None
import mechanize
import time
import urllib
import os
from BeautifulSoup import BeautifulSoup
from StringIO import StringIO
import sys
import copy
def get_cache():
"""Generate cache string"""
return str(int(time.time()*1000))
def filesizeformat(bytes):
"""
Formats the value like a 'human-readable' file size (i.e. 13 KB, 4.1 MB,
102 bytes, etc).
"""
try:
bytes = float(bytes)
except (TypeError,ValueError,UnicodeDecodeError):
return "%(size)d byte" % {'size': 0}
filesize_number_format = lambda value: round(value, 1)
if bytes < 1024:
return "%(size)d bytes" % {'size': bytes}
if bytes < 1024 * 1024:
return "%s KB" % filesize_number_format(bytes / 1024)
if bytes < 1024 * 1024 * 1024:
return "%s MB" % filesize_number_format(bytes / (1024 * 1024))
if bytes < 1024 * 1024 * 1024 * 1024:
return "%s GB" % filesize_number_format(bytes / (1024 * 1024 * 1024))
if bytes < 1024 * 1024 * 1024 * 1024 * 1024:
return "%s TB" % filesize_number_format(bytes / (1024 * 1024 * 1024 * 1024))
return "%s PB" % filesize_number_format(bytes / (1024 * 1024 * 1024 * 1024 * 1024))
def display_progress_bar(filename, size):
"""Display progress bar while downloading"""
from gevent.greenlet import LinkedExited
width = 32
last_size = 0
try:
while True:
if os.path.isfile(filename):
current_size = os.path.getsize(filename)
percentage = current_size*100/size
current_width = width*percentage/100
sys.stderr.write('% 3d%% [%s%s] %s/s \r' % (percentage, '#'*current_width, ' '*(width-current_width), filesizeformat(current_size - last_size)))
last_size = current_size
time.sleep(1)
except LinkedExited:
sys.stderr.write('100%% [%s]\n' % ('#'*width))
class Xunlei(object):
"""Xunlei API wrapper"""
def __init__(self, username, password, cookie_file, debug=False,
user_agent= ('Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_5) '
'AppleWebKit/535.1 (KHTML, like Gecko) Chrome/13.0.782.218 Safari/535.1')):
self.username = username
self.password = password
self.cookie_file = cookie_file
self.debug = debug
self.user_agent = user_agent
self.browser = None
def get_browser(self):
"""Browser object response for load cookie and save cookie"""
if self.browser:
return self.browser
else:
browser = mechanize.UserAgent()
browser.set_handle_equiv(False)
browser.set_handle_gzip(False)
browser.set_handle_redirect(True)
browser.set_handle_robots(False)
browser.set_handle_refresh(mechanize._http.HTTPRefreshProcessor(), max_time=1)
browser.set_seekable_responses(False)
if self.debug:
browser.set_debug_http(True)
browser.set_debug_redirects(True)
browser.set_debug_responses(True)
cj = mechanize.LWPCookieJar()
try:
cj.load(self.cookie_file, ignore_discard=True, ignore_expires=True)
except IOError:
pass
browser.set_cookiejar(cj)
browser.addheaders = [
('User-agent', self.user_agent),
]
self.browser = browser
return self.browser
def get_cookie_string(self, url):
"""Get cookie string for a given url"""
br = self.get_browser()
r = mechanize.Request(url)
cookies = br._ua_handlers['_cookies'].cookiejar.cookies_for_request(r)
attrs = br._ua_handlers['_cookies'].cookiejar._cookie_attrs(cookies)
return "; ".join(attrs)
def request(self, url, data=None):
"""Request a page from xunlei"""
br = self.get_browser()
if self.get_dashboard_url():
br.addheaders.append(('Referer', self.get_dashboard_url()))
if data:
data = urllib.urlencode(data)
response = br.open(url, data)
br._ua_handlers['_cookies'].cookiejar.save(self.cookie_file, ignore_discard=True, ignore_expires=True)
return response
def login(self):
"""Login into xunlei lixian"""
def get_password(password, verify_code):
"""docstring for get_password"""
try:
from hashlib import md5
except ImportError:
from md5 import md5
m = md5()
m.update(password)
md5pwd = m.hexdigest()
m = md5()
m.update(md5pwd)
md5pwd = m.hexdigest()
m = md5()
m.update(md5pwd + verify_code)
md5pwd = m.hexdigest()
return md5pwd
response = self.request('http://login.xunlei.com/check?u=%s&cachetime=%s' % (self.username, get_cache()))
br = self.get_browser()
check_result = br._ua_handlers['_cookies'].cookiejar._cookies['.xunlei.com']['/']['check_result'].value
verify_code = check_result.split(':')[1]
encrypt_password = get_password(self.password, verify_code)
data = {
'u':self.username,
'p':encrypt_password,
'verifycode':verify_code,
'login_enable':'1',
'login_hour':'720',
}
response = self.request('http://login.xunlei.com/sec2login/', data)
cache = get_cache()
response = self.request('http://dynamic.lixian.vip.xunlei.com/login?cachetime=%s&cachetime=%s&from=0' % (cache, str(int(cache)+133)))
return response
def get_user_id(self):
br = self.get_browser()
try:
user_id = br._ua_handlers['_cookies'].cookiejar._cookies['.xunlei.com']['/']['userid'].value
return user_id
except KeyError:
return None
def get_dashboard_url(self):
if self.get_user_id():
url = 'http://dynamic.cloud.vip.xunlei.com/user_task?userid=%s&st=0' % self.get_user_id()
return url
else:
return None
def dashboard(self):
"""Get dashboard tasks list"""
br = self.get_browser()
if self.get_dashboard_url():
response = self.request(self.get_dashboard_url())
page = BeautifulSoup(response.read())
if not page.find('input', attrs={'id':'cok'}):
self.login()
response = self.request(self.get_dashboard_url())
page = BeautifulSoup(response.read())
else:
self.login()
response = self.request(self.get_dashboard_url())
page = BeautifulSoup(response.read())
cok = page.find('input', attrs={'id':'cok'}).get('value')
cok_cookie = mechanize.Cookie(version=0, name='gdriveid', value=cok, port=None, port_specified=False, domain='.vip.xunlei.com', domain_specified=False, domain_initial_dot=True, path='/', path_specified=True, secure=False, expires=int(time.time()+3600*24*7), discard=True, comment=None, comment_url=None, rest={}, rfc2109=False)
br._ua_handlers['_cookies'].cookiejar.set_cookie(cok_cookie)
br._ua_handlers['_cookies'].cookiejar.save(self.cookie_file, ignore_discard=True, ignore_expires=True)
raw_items = page.findAll('div', attrs={'class':'rw_list'})
items = []
for raw_item in raw_items:
item = {}
item['id'] = raw_item.get('taskid')
item['type'] = raw_item.find('input',attrs={'id':'d_tasktype%s' % item['id']}).get('value')
item['status'] = raw_item.find('input',attrs={'id':'d_status%s' % item['id']}).get('value')
item['size'] = int(raw_item.find('input',attrs={'id':'ysfilesize%s' % item['id']}).get('value'))
item['name'] = raw_item.find('input',attrs={'id':'taskname%s' % item['id']}).get('value')
item['download_url'] = raw_item.find('input',attrs={'id':'dl_url%s' % item['id']}).get('value')
item['bt_download_url'] = raw_item.find('input',attrs={'id':'bt_down_url%s' % item['id']}).get('value')
items.append(item)
return items
def list_bt(self, url, task_id):
"""List files in a bittorrent task"""
try:
import json
except:
import simplejson as json
br = self.get_browser()
response = self.request('http://dynamic.cloud.vip.xunlei.com/interface/fill_bt_list?callback=fill_bt_list&tid=%s&infoid=%s&g_net=1&p=1&uid=%s&noCacheIE=%s' % (task_id, url[5:], self.get_user_id(), get_cache()))
stream = StringIO(response.read()[13:-1])
result = json.load(stream)
return result['Result']['Record']
def download(self, url, filename):
"""Download file from a task"""
def append_file(filename, *args, **kwargs):
return open(filename, 'ab')
br = self.get_browser()
if os.path.isfile(filename):
addheaders = copy.copy(br.addheaders)
br.addheaders.append(('Range', "bytes=%s-" % os.path.getsize(filename)))
br.retrieve(url, filename, open=append_file)
br.addheaders = addheaders
else:
br.retrieve(url, filename)
def smart_download(self, url, filename, size):
"""Download task with resume"""
if os.path.isfile(filename):
done = os.path.getsize(filename) == int(size)
else:
done = False
retry = 0
while not done:
print 'Start Download: %s (%s)' % (filename, size)
try:
if gevent:
download = gevent.spawn(self.download, url=url, filename=filename)
update_progress = gevent.spawn(display_progress_bar, filename=filename, size=size)
download.link(update_progress)
gevent.joinall([download, update_progress])
else:
self.download(url, filename)
except Exception, e:
print e
print 'End Download: %s' % filename
if os.path.getsize(filename) == int(size):
done = True
else:
print 'Size does not match. Try resuming download.'
retry += 1
if retry > 100:
print 'Reached maximum retry limit.'
done = True