Panopto Video Downloader w/ progress bar

panopto_pb.py

import os
import requests
import ffpb
import subprocess
from pathlib import Path

"""
Change the following values to your own.
To get your token, you'll need to log into panopto on a browser and view the .ASPXAUTH cookie value
"""
PANOPTO_BASE = "https://westernsydney.ap.panopto.com/"
TOKEN = ""
DEST_FOLDER = "/Users/calcifer/OneDrive/Uni/recordings"
DOWNLOAD_FOLDER = "panopto"
PANOPTO_SUBJECTS = ("200025_2021_aut: 200025 (Autumn 2021) Discrete Mathematics",
                    "300103_2021_aut: 300103 (Autumn 2021) Data Structures and Algorithms",
                    "300167_2021_aut: 300167 (Autumn 2021) Systems Programming 1")


def json_api(endpoint, params=None, is_post=False, param_type="params"):
    if params is None:
        params = dict()
    if is_post:
        r = s.post(PANOPTO_BASE + endpoint, **{param_type: params})
    else:
        r = s.get(PANOPTO_BASE + endpoint, **{param_type: params})
    if not r.ok:
        print(r.text)
    return r.json()


def name_normalize(name):
    for c in ['/', ':']:
        name = name.replace(c, '')
    return name


def dl_session(session, parent_path):
    # Generate destination directory path
    dest_dir = os.path.join(parent_path, name_normalize(session["SessionName"]))

    # Prepare directories
    if not os.path.exists(dest_dir):
        os.makedirs(dest_dir)

    # Get destination file name
    delivery_info = json_api("/Panopto/Pages/Viewer/DeliveryInfo.aspx", {
        "deliveryId": session["DeliveryID"],
        "responseType": "json"
    }, True, "data")
    filename = "{}.mp4".format(delivery_info["Delivery"]["SessionName"])
    dest_filename = os.path.join(dest_dir, filename)

    # Skip if file exists
    if os.path.exists(dest_filename):
        print("File '{}' already exists, skipping.".format(dest_filename))
        return

    # Download file
    print("Downloading:", dest_filename)
    video_url = session['IosVideoUrl']
    Path(dest_filename).parent.mkdir(parents=True, exist_ok=True)

    temp_filename = dest_filename + '.part'
    cmd = ['-i', video_url, '-c', 'copy', '-f', 'mp4', temp_filename, '-y']
    if ffpb.main(cmd) == 0:
        os.rename(temp_filename, dest_filename)


def dl_folder(folder, parent_path):
    parent_path = os.path.join(("" if not parent_path else parent_path), name_normalize(folder["Name"]))
    params = {"queryParameters": {"folderID": folder["Id"]}}
    sessions = json_api("/Panopto/Services/Data.svc/GetSessions", params, True, "json")["d"]["Results"]
    for session in sessions:
        dl_session(session, parent_path)

    # Download nested folders
    folders = json_api("/Panopto/Api/Folders", {"parentId": folder["Id"], "folderSet": 1})
    for folder in folders:
        dl_folder(folder, parent_path)


if __name__ == '__main__':
    s = requests.session()
    s.cookies = requests.utils.cookiejar_from_dict({".ASPXAUTH": TOKEN})
    dest_path = os.path.join(DEST_FOLDER, DOWNLOAD_FOLDER)
    root_folders = json_api("/Panopto/Api/Folders", {"parentId": "null", "folderSet": 1})
    matches = 0
    for root_folder in root_folders:
        if root_folder["Name"].startswith(PANOPTO_SUBJECTS):
            matches += 1
            dl_folder(root_folder, dest_path)
    if matches == 0:
        print("No matches found. Check PANOPTO_SUBJECTS or TOKEN.")