erjemin/instaloader
erjemin/instaloader
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Code Issues Wiki Activity

Download all pictures of Sidecar nodes

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This commit is contained in:
Alexander Graf 2017-03-25 21:08:54 +01:00
parent 72c647829a
commit dc748a0541
1 changed files with 23 additions and 5 deletions
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28
instaloader.py
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@ -167,14 +167,18 @@ def get_followees(profile: str, session: requests.Session) -> List[Dict[str, Any
raise LoginRequiredException("Login required to gather followees.")
def download_pic(name: str, url: str, date_epoch: Real, outputlabel: Optional[str] = None, quiet: bool = False) -> bool:
def download_pic(name: str, url: str, date_epoch: Real, outputlabel: Optional[str] = None, quiet: bool = False,
filename_suffix: Optional[str] = None) -> bool:
"""Downloads and saves picture with given url under given directory with given timestamp.
Returns true, if file was actually downloaded, i.e. updated."""
if outputlabel is None:
outputlabel = _epoch_to_string(date_epoch)
urlmatch = re.search('\\.[a-z]*\\?', url)
file_extension = url[-3:] if urlmatch is None else urlmatch.group(0)[1:-1]
filename = name.lower() + '/' + _epoch_to_string(date_epoch) + '.' + file_extension
filename = name.lower() + '/' + _epoch_to_string(date_epoch)
if filename_suffix is not None:
filename += '_' + filename_suffix
filename += '.' + file_extension
if os.path.isfile(filename):
_log(outputlabel + ' exists', end=' ', flush=True, quiet=quiet)
return False
@ -455,9 +459,23 @@ def download_node(node: Dict[str, Any], session: requests.Session, name: str,
:param quiet: Suppress output
:return: True if something was downloaded, False otherwise, i.e. file was already there
"""
downloaded = download_pic(name, node["display_src"], node["date"], quiet=quiet)
if sleep:
time.sleep(1.75 * random.random() + 0.25)
if node['__typename'] == 'GraphSidecar':
sidecar_data = session.get('https://www.instagram.com/p/' + node['code'] + '/', params={'__a': 1}).json()
edge_number = 1
downloaded = False
for edge in sidecar_data['media']['edge_sidecar_to_children']['edges']:
edge_downloaded = download_pic(name, edge['node']['display_url'], node['date'],
filename_suffix=str(edge_number), quiet=quiet,
outputlabel=(str(edge_number) if edge_number != 1 else None))
downloaded = downloaded or edge_downloaded
edge_number += 1
if sleep:
time.sleep(1.75 * random.random() + 0.25)
else:
# Node is image or video.
downloaded = download_pic(name, node["display_src"], node["date"], quiet=quiet)
if sleep:
time.sleep(1.75 * random.random() + 0.25)
if "caption" in node:
save_caption(name, node["date"], node["caption"], shorter_output, quiet)
else: