mirror of
https://github.com/instaloader/instaloader.git
synced 2024-08-17 12:19:38 +02:00
refactor get_session()
This commit is contained in:
Alexander Graf
parent
bd0505098e
commit
115f1c9133
98
instagram.py
98
instagram.py
@ -28,9 +28,7 @@ def log(*msg, sep='', end='\n', flush=False, quiet=False):
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if not quiet:
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print(*msg, sep=sep, end=end, flush=flush)
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def get_json(name, max_id = 0, session=None, sleep_min_max=[1,5]):
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if session is None:
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session = get_session(None, None, True)
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def get_json(name, session, max_id=0, sleep_min_max=[1,5]):
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resp = session.get('http://www.instagram.com/'+name, \
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params={'max_id': max_id})
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time.sleep(abs(sleep_min_max[1]-sleep_min_max[0])*random.random()+abs(sleep_min_max[0]))
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@ -66,7 +64,7 @@ def download_pic(name, url, date_epoch, outputlabel=None, quiet=False):
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if os.path.isfile(filename):
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log(outputlabel + ' exists', end=' ', flush=True, quiet=quiet)
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return False
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resp = get_session(None, None, True).get(url, stream=True)
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resp = get_anonymous_session().get(url, stream=True)
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if resp.status_code == 200:
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log(outputlabel, end=' ', flush=True, quiet=quiet)
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os.makedirs(name.lower(), exist_ok=True)
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@ -116,7 +114,7 @@ def download_profilepic(name, url, quiet=False):
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index = len(match.group(0))-1
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offset = 8 if match.group(0)[-1:] == 's' else 0
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url = url[:index] + 's2048x2048' + ('/' if offset == 0 else str()) + url[index+offset:]
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resp = get_session(None, None, True).get(url, stream=True)
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resp = get_anonymous_session().get(url, stream=True)
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if resp.status_code == 200:
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log(filename, quiet=quiet)
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os.makedirs(name.lower(), exist_ok=True)
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@ -140,21 +138,9 @@ def load_session(filename, quiet=False):
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filename = DEFAULTSESSIONFILE
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if os.path.isfile(filename):
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with open(filename, 'rb') as sessionfile:
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user_agent = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 ' \
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'(KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36'
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header = { 'Accept-Encoding' : 'gzip, deflate', \
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'Accept-Language' : 'en-US,en;q=0.8', \
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'Connection' : 'keep-alive', \
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'Content-Length' : '0', \
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'Host' : 'www.instagram.com', \
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'Origin' : 'https://www.instagram.com', \
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'Referer' : 'https://www.instagram.com/', \
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'User-Agent' : user_agent, \
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'X-Instagram-AJAX' : '1', \
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'X-Requested-With' : 'XMLHttpRequest'}
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session = requests.Session()
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session.cookies = requests.utils.cookiejar_from_dict(pickle.load(sessionfile))
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session.headers.update(header)
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session.headers.update(default_http_header())
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log("Loaded session from %s." % filename, quiet=quiet)
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return session
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@ -165,35 +151,42 @@ def test_login(user, session):
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time.sleep(4 * random.random() + 1)
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return resp.text.find(user.lower()) != -1
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def get_session(user, passwd, empty_session_only=False, session=None):
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def instaheader():
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user_agent = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 ' \
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'(KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36'
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header = { 'Accept-Encoding' : 'gzip, deflate', \
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'Accept-Language' : 'en-US,en;q=0.8', \
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'Connection' : 'keep-alive', \
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'Content-Length' : '0', \
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'Host' : 'www.instagram.com', \
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'Origin' : 'https://www.instagram.com', \
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'Referer' : 'https://www.instagram.com/', \
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'User-Agent' : user_agent, \
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'X-Instagram-AJAX' : '1', \
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'X-Requested-With' : 'XMLHttpRequest'}
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if empty_session_only:
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del header['Host']
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del header['Origin']
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del header['Referer']
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del header['X-Instagram-AJAX']
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del header['X-Requested-With']
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return header
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if session is None:
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session = requests.Session()
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session.cookies.update({'sessionid' : '', 'mid' : '', 'ig_pr' : '1', \
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'ig_vw' : '1920', 'csrftoken' : '', \
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's_network' : '', 'ds_user_id' : ''})
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session.headers.update(instaheader())
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def default_http_header(empty_session_only=False):
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user_agent = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 ' \
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'(KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36'
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header = { 'Accept-Encoding' : 'gzip, deflate', \
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'Accept-Language' : 'en-US,en;q=0.8', \
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'Connection' : 'keep-alive', \
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'Content-Length' : '0', \
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'Host' : 'www.instagram.com', \
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'Origin' : 'https://www.instagram.com', \
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'Referer' : 'https://www.instagram.com/', \
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'User-Agent' : user_agent, \
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'X-Instagram-AJAX' : '1', \
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'X-Requested-With' : 'XMLHttpRequest'}
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if empty_session_only:
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return session
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del header['Host']
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del header['Origin']
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del header['Referer']
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del header['X-Instagram-AJAX']
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del header['X-Requested-With']
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return header
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def get_anonymous_session():
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session = requests.Session()
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session.cookies.update({'sessionid' : '', 'mid' : '', 'ig_pr' : '1', \
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'ig_vw' : '1920', 'csrftoken' : '', \
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's_network' : '', 'ds_user_id' : ''})
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session.headers.update(default_http_header(empty_session_only=True))
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return session
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def get_session(user, passwd):
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"""Log in to instagram with given username and password and return session object"""
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session = requests.Session()
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session.cookies.update({'sessionid' : '', 'mid' : '', 'ig_pr' : '1', \
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'ig_vw' : '1920', 'csrftoken' : '', \
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's_network' : '', 'ds_user_id' : ''})
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session.headers.update(default_http_header())
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resp = session.get('https://www.instagram.com/')
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session.headers.update({'X-CSRFToken':resp.cookies['csrftoken']})
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time.sleep(9 * random.random() + 3)
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@ -209,12 +202,12 @@ def get_session(user, passwd, empty_session_only=False, session=None):
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else:
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raise LoginException('Login error! Connection error!')
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def download(name, session=None, profile_pic_only=False, download_videos=True,
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def download(name, session, profile_pic_only=False, download_videos=True,
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fast_update=False, sleep_min_max=[0.25,2], quiet=False):
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"""Download one profile"""
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# pylint:disable=too-many-arguments
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# Get profile main page json
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data = get_json(name, session=session)
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data = get_json(name, session)
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if len(data["entry_data"]) == 0 or "ProfilePage" not in data["entry_data"]:
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raise ProfileNotExistsException("user %s does not exist" % name)
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# Download profile picture
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@ -246,18 +239,18 @@ def download(name, session=None, profile_pic_only=False, download_videos=True,
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if "caption" in node:
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save_caption(name, node["date"], node["caption"], quiet=quiet)
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if node["is_video"] and download_videos:
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video_data = get_json('p/' + node["code"], session=session)
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video_data = get_json('p/' + node["code"], session)
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download_pic(name, \
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video_data['entry_data']['PostPage'][0]['media']['video_url'], \
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node["date"], 'mp4', quiet=quiet)
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log(quiet=quiet)
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if fast_update and not downloaded:
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return
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data = get_json(name, get_last_id(data), session)
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data = get_json(name, session, max_id=get_last_id(data))
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time.sleep(abs(sleep_min_max[1]-sleep_min_max[0])*random.random()+abs(sleep_min_max[0]))
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def get_logged_in_session(username, password=None, quiet=False):
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"""Logs in and returns session"""
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"""Logs in and returns session, asking user for password if needed"""
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if password is not None:
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return get_session(username, password)
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if quiet:
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@ -277,12 +270,13 @@ def download_profiles(targets, username=None, password=None, sessionfile=None,
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"""Download set of profiles and handle sessions"""
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# pylint:disable=too-many-arguments
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# Login, if desired
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session = None
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if username is not None:
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session = load_session(sessionfile, quiet=quiet)
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if not test_login(username, session):
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session = get_logged_in_session(username, password, quiet)
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log("Logged in as %s." % username, quiet=quiet)
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else:
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session = get_anonymous_session()
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# Iterate through targets list and download them
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failedtargets = []
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for target in targets:
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