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mirror of https://github.com/instaloader/instaloader.git synced 2024-11-04 09:22:29 +01:00

Reduce code duplication introducing download_node

This commit is contained in:
Alexander Graf 2016-09-18 15:39:52 +02:00
parent 7f500d775e
commit 3ac8ffbc84

View File

@ -420,6 +420,37 @@ def get_feed_json(session, end_cursor=None, sleep=True):
return json.loads(resp.text)
def download_node(node, session, name,
download_videos=True, sleep=True, shorter_output=False, quiet=False):
"""
Download everything associated with one instagram node, i.e. picture, caption and video.
:param node: Node, as from media->nodes list in instagram's JSONs
:param session: Session
:param name: Name of profile to which this node belongs
:param download_videos: True, if videos should be downloaded
:param sleep: Sleep between requests to instagram server
:param shorter_output: Shorten log output by not printing captions
:param quiet: Suppress output
:return: True if something was downloaded, False otherwise, i.e. file was already there
"""
# pylint:disable=too-many-arguments
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:
log("<no caption>", end=' ', flush=True, quiet=quiet)
if node["is_video"] and download_videos:
video_data = get_json('p/' + node["code"], session, sleep=sleep)
download_pic(name,
video_data['entry_data']['PostPage'][0]['media']['video_url'],
node["date"], 'mp4', quiet=quiet)
log(quiet=quiet)
return downloaded
def download_feed_pics(session, max_count=None, fast_update=False, filter_func=None,
download_videos=True, shorter_output=False, sleep=True, quiet=False):
"""
@ -451,19 +482,9 @@ def download_feed_pics(session, max_count=None, fast_update=False, filter_func=N
continue
log("[%3i] %s " % (count, name), end="", flush=True, quiet=quiet)
count += 1
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:
log("<no caption>", end=' ', flush=True, quiet=quiet)
if node["is_video"] and download_videos:
video_data = get_json('p/' + node["code"], session, sleep=sleep)
download_pic(name,
video_data['entry_data']['PostPage'][0]['media']['video_url'],
node["date"], 'mp4', quiet=quiet)
log(quiet=quiet)
downloaded = download_node(node, session, name,
download_videos=download_videos, sleep=sleep,
shorter_output=shorter_output, quiet=quiet)
if fast_update and not downloaded:
return
data = get_feed_json(session, end_cursor=data["feed"]["media"]["page_info"]["end_cursor"],
@ -508,20 +529,10 @@ def download(name, session, profile_pic_only=False, download_videos=True,
while get_last_id(data) is not None:
for node in data["entry_data"]["ProfilePage"][0]["user"]["media"]["nodes"]:
log("[%3i/%3i] " % (count, totalcount), end="", flush=True, quiet=quiet)
count = count + 1
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:
log("<no caption>", end=' ', flush=True, quiet=quiet)
if node["is_video"] and download_videos:
video_data = get_json('p/' + node["code"], session, sleep=sleep)
download_pic(name, \
video_data['entry_data']['PostPage'][0]['media']['video_url'], \
node["date"], 'mp4', quiet=quiet)
log(quiet=quiet)
count += 1
downloaded = download_node(node, session, name,
download_videos=download_videos, sleep=sleep,
shorter_output=shorter_output, quiet=quiet)
if fast_update and not downloaded:
return
data = get_json(name, session, max_id=get_last_id(data), sleep=sleep)