mirror of https://gitlab.com/bashrc2/epicyon
223 lines
8.4 KiB
Python
223 lines
8.4 KiB
Python
__filename__ = "video.py"
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__author__ = "Bob Mottram"
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__license__ = "AGPL3+"
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__version__ = "1.5.0"
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__maintainer__ = "Bob Mottram"
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__email__ = "bob@libreserver.org"
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__status__ = "Production"
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__module_group__ = "Timeline"
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from utils import get_url_from_post
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from utils import remove_html
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from utils import get_full_domain
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from utils import get_nickname_from_actor
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from utils import get_domain_from_actor
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from utils import remove_id_ending
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from utils import get_attributed_to
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from utils import get_content_from_post
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from utils import dangerous_markup
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from utils import license_link_from_name
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from utils import get_media_url_from_video
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from utils import resembles_url
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from blocking import is_blocked
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from filters import is_filtered
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def convert_video_to_note(base_dir: str, nickname: str, domain: str,
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system_language: str,
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post_json_object: {}, blocked_cache: {},
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languages_understood: []) -> {}:
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"""Converts a PeerTube Video ActivityPub(ish) object into
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a Note, so that it can then be displayed in a timeline
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https://docs.joinpeertube.org/api/activitypub#video
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"""
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# check that the required fields are present
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required_fields = (
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'type', '@context', 'id', 'published', 'to', 'cc',
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'attributedTo', 'commentsEnabled', 'content', 'sensitive',
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'name', 'url'
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)
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for field_name in required_fields:
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if not post_json_object.get(field_name):
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return None
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if post_json_object['type'] != 'Video':
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return None
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# who is this attributed to ?
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attributed_to = None
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if isinstance(post_json_object['attributedTo'], str):
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attributed_to = get_attributed_to(post_json_object['attributedTo'])
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if not attributed_to:
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return None
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# get the language of the video
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post_language = system_language
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if post_json_object.get('language'):
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if isinstance(post_json_object['language'], dict):
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if post_json_object['language'].get('identifier'):
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post_language = post_json_object['language']['identifier']
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# check that the attributed actor is not blocked
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post_nickname = get_nickname_from_actor(attributed_to)
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if not post_nickname:
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return None
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post_domain, post_domain_port = get_domain_from_actor(attributed_to)
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if not post_domain:
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return None
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post_domain_full = get_full_domain(post_domain, post_domain_port)
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if is_blocked(base_dir, nickname, domain,
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post_nickname, post_domain_full, blocked_cache):
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return None
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# check that the content is valid
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if is_filtered(base_dir, nickname, domain, post_json_object['name'],
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system_language):
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return None
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if is_filtered(base_dir, nickname, domain, post_json_object['content'],
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system_language):
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return None
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# get the content
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content = '<p><b>' + post_json_object['name'] + '</b></p>'
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if post_json_object.get('license'):
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if isinstance(post_json_object['license'], dict):
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if post_json_object['license'].get('name'):
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if is_filtered(base_dir, nickname, domain,
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post_json_object['license']['name'],
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system_language):
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return None
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content += '<p>' + post_json_object['license']['name'] + '</p>'
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content += \
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get_content_from_post(post_json_object, system_language,
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languages_understood, "content")
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conversation_id = remove_id_ending(post_json_object['id'])
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media_type, media_url, media_torrent, media_magnet = \
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get_media_url_from_video(post_json_object)
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if not media_url:
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return None
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attachment = [{
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'mediaType': media_type,
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'name': post_json_object['content'],
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'type': 'Document',
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'url': media_url
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}]
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if media_torrent or media_magnet:
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content += '<p>'
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if media_torrent:
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content += '<a href="' + media_torrent + '">⇓</a> '
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if media_magnet:
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content += '<a href="' + media_magnet + '">🧲</a>'
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content += '</p>'
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new_post_id2 = remove_html(post_json_object['id'])
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new_post_id = remove_id_ending(new_post_id2)
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new_post = {
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'@context': post_json_object['@context'],
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'id': new_post_id + '/activity',
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'type': 'Create',
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'actor': attributed_to,
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'published': post_json_object['published'],
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'to': post_json_object['to'],
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'cc': post_json_object['cc'],
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'object': {
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'id': new_post_id,
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'conversation': conversation_id,
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'context': conversation_id,
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'type': 'Note',
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'summary': None,
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'inReplyTo': None,
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'published': post_json_object['published'],
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'url': new_post_id,
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'attributedTo': attributed_to,
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'to': post_json_object['to'],
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'cc': post_json_object['cc'],
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'sensitive': post_json_object['sensitive'],
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'atomUri': new_post_id,
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'inReplyToAtomUri': None,
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'commentsEnabled': post_json_object['commentsEnabled'],
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'rejectReplies': not post_json_object['commentsEnabled'],
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'mediaType': 'text/html',
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'content': content,
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'contentMap': {
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post_language: content
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},
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'attachment': attachment,
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'tag': [],
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'replies': {
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'id': new_post_id + '/replies',
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'type': 'Collection',
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'first': {
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'type': 'CollectionPage',
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'partOf': new_post_id + '/replies',
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'items': []
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}
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}
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}
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}
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if post_json_object.get('support'):
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support_str = post_json_object['support']
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if isinstance(support_str, str):
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if not dangerous_markup(support_str, False, []):
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if not is_filtered(base_dir, nickname, domain, support_str,
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system_language):
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new_post['object']['support'] = support_str
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# if this is a link
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if resembles_url(support_str):
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# add a buy link
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new_post['object']['attachment'].append({
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'type': 'Link',
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'mediaType': 'text/html',
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'href': support_str,
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'rel': 'support',
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'name': 'Support'
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})
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if post_json_object.get('license'):
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if isinstance(post_json_object['license'], dict):
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if post_json_object['license'].get('name'):
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if isinstance(post_json_object['license']['name'], str):
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license_str = post_json_object['license']['name']
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content_license_url = \
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license_link_from_name(license_str)
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if content_license_url:
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new_post['object']['attachment'].append({
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"type": "PropertyValue",
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"name": "license",
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"value": content_license_url
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})
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if post_json_object.get('subtitleLanguage'):
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if isinstance(post_json_object['subtitleLanguage'], list):
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for lang in post_json_object['subtitleLanguage']:
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if not isinstance(lang, dict):
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continue
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if not lang.get('identifier'):
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continue
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if not isinstance(lang['identifier'], str):
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continue
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if not lang.get('url'):
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continue
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url_str = get_url_from_post(lang['url'])
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if not url_str:
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continue
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if not url_str.endswith('.vtt'):
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continue
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for understood in languages_understood:
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if understood in lang['identifier']:
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new_post['object']['attachment'].append({
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"type": "Document",
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"name": understood,
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"mediaType": "text/vtt",
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"url": url_str
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})
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break
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return new_post
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