Upload file to Dropbox and get shareable link

android_ci_dropbox.py

DROPBOX_UPLOAD_ARGS = {
    "path": None,
    "mode": "overwrite",
    "autorename": True,
    "strict_conflict": True
}
DROPBOX_UPLOAD_URL = 'https://content.dropboxapi.com/2/files/upload'

DROPBOX_SHARE_DATA = {
    "path": None,
    "settings": {
        "requested_visibility": "public"
    }
}
DROPBOX_SHARE_URL = 'https://api.dropboxapi.com/2/sharing/create_shared_link_with_settings'

DROPBOX_DELETE_DATA = {
    "path" : None
}
DROPBOX_DELETE_URL = 'https://api.dropboxapi.com/2/files/delete_v2'


def upload_to_dropbox(target_file_name, source_file, dropbox_token, dropbox_folder):
    dropbox_path = '/{folder}/{file_name}'.format(folder=dropbox_folder, file_name=target_file_name)
    DROPBOX_UPLOAD_ARGS['path'] = dropbox_path
    DROPBOX_SHARE_DATA['path'] = dropbox_path
    DROPBOX_DELETE_DATA['path'] = dropbox_path

    # Try to delete the file before upload
    # It's possible to overwrite but this way is cleaner
    headers = {'Authorization': 'Bearer ' + dropbox_token,
            'Content-Type': 'application/json'}
    
    requests.post(DROPBOX_DELETE_URL, data=json.dumps(DROPBOX_DELETE_DATA), headers=headers)

    headers = {'Authorization': 'Bearer ' + dropbox_token,
               'Dropbox-API-Arg': json.dumps(DROPBOX_UPLOAD_ARGS),
               'Content-Type': 'application/octet-stream'}

    # Upload the file
    r = requests.post(DROPBOX_UPLOAD_URL, data=open(source_file, 'rb'), headers=headers)

    if (r.status_code != requests.codes.ok):
        print("Failed: upload file to Dropbox")
        return None

    headers = {'Authorization': 'Bearer ' + dropbox_token,
               'Content-Type': 'application/json'}

    # Share and return downloadable url
    r = requests.post(DROPBOX_SHARE_URL, data=json.dumps(DROPBOX_SHARE_DATA), headers=headers)

    if (r.status_code != requests.codes.ok):
        print("Failed: get share link from Dropbox")
        return None

    # Replace the 'dl=0' at the end of the url with 'raw=1' for direct download and install
    return re.sub('dl=.*', 'raw=1', r.json()['url'])