From: Christian Heller Date: Mon, 25 Nov 2024 00:34:20 +0000 (+0100) Subject: Include sync script in installation, denoise shell script outputs. X-Git-Url: https://plomlompom.com/repos/%7B%7Bdb.prefix%7D%7D/static/%7B%7Bprefix%7D%7D/index.html?a=commitdiff_plain;h=6a6695f2f10388d14175443fe46a003bc533e73a;p=ytplom Include sync script in installation, denoise shell script outputs. --- diff --git a/install.sh b/install.sh index 085c187..a2bd9c1 100755 --- a/install.sh +++ b/install.sh @@ -1,10 +1,12 @@ #!/usr/bin/sh set -e -set -x PATH_APP_SHARE=~/.local/share/ytplom PATH_LOCAL_BIN=~/.local/bin +NAME_EXECUTABLE=ytplom mkdir -p "${PATH_APP_SHARE}" "${PATH_LOCAL_BIN}" -cp -r ./install_to_share/* "${PATH_APP_SHARE}/" -cp ytplom "${PATH_LOCAL_BIN}/" +cp -r ./src/* "${PATH_APP_SHARE}/" +cp "${NAME_EXECUTABLE}" "${PATH_LOCAL_BIN}/" + +echo "Installed executable to ${PATH_LOCAL_BIN}/${NAME_EXECUTABLE}, app files to ${PATH_APP_SHARE}." diff --git a/install_to_share/migrations/init_0.sql b/install_to_share/migrations/init_0.sql deleted file mode 100644 index 5b45769..0000000 --- a/install_to_share/migrations/init_0.sql +++ /dev/null @@ -1,32 +0,0 @@ -CREATE TABLE yt_queries ( - id TEXT PRIMARY KEY, - text TEXT NOT NULL, - retrieved_at TEXT NOT NULL -); -CREATE TABLE yt_videos ( - id TEXT PRIMARY KEY, - title TEXT NOT NULL, - description TEXT NOT NULL, - published_at TEXT NOT NULL, - duration TEXT NOT NULL, - definition TEXT NOT NULL -); -CREATE TABLE yt_query_results ( - query_id TEXT NOT NULL, - video_id TEXT NOT NULL, - PRIMARY KEY (query_id, video_id), - FOREIGN KEY (query_id) REFERENCES yt_queries(id), - FOREIGN KEY (video_id) REFERENCES yt_videos(id) -); -CREATE TABLE quota_costs ( - id TEXT PRIMARY KEY, - timestamp TEXT NOT NULL, - cost INT NOT NULL -); -CREATE TABLE files ( - rel_path TEXT PRIMARY KEY, - yt_id TEXT NOT NULL DEFAULT "", - flags INTEGER NOT NULL DEFAULT 0, - FOREIGN KEY (yt_id) REFERENCES yt_videos(id) -); - diff --git a/install_to_share/requirements.txt b/install_to_share/requirements.txt deleted file mode 100644 index 6303919..0000000 --- a/install_to_share/requirements.txt +++ /dev/null @@ -1,5 +0,0 @@ -google-api-python-client==2.154.0 -Jinja2==3.1.4 -python-mpv==1.0.7 -scp==0.15.0 -yt-dlp==2024.11.18 diff --git a/install_to_share/templates/_base.tmpl b/install_to_share/templates/_base.tmpl deleted file mode 100644 index 8839067..0000000 --- a/install_to_share/templates/_base.tmpl +++ /dev/null @@ -1,20 +0,0 @@ -{% import '_macros.tmpl' as macros %} - - - - - - - - -{% block body %} -{% endblock %} - - diff --git a/install_to_share/templates/_macros.tmpl b/install_to_share/templates/_macros.tmpl deleted file mode 100644 index 12b28df..0000000 --- a/install_to_share/templates/_macros.tmpl +++ /dev/null @@ -1,13 +0,0 @@ -{% macro _link_if(cond, target) %}{% if cond %}{% endif %}{{target}}{% if cond %}{% endif %}{% endmacro %} - - -{% macro nav_head(selected="") %} -

-{{ _link_if("playlist" != selected, "playlist") }} -· -{{ _link_if("videos" != selected, "videos") }} -· -{{ _link_if("queries" != selected, "queries") }} -

-
-{% endmacro %} diff --git a/install_to_share/templates/playlist.tmpl b/install_to_share/templates/playlist.tmpl deleted file mode 100644 index 58c2b5b..0000000 --- a/install_to_share/templates/playlist.tmpl +++ /dev/null @@ -1,61 +0,0 @@ -{% extends '_base.tmpl' %} - - -{% block script %} -const RELOAD_INTERVAL_S = 10; -const PATH_LAST_UPDATE = '/_last_playlist_update.json'; -const MSG_SERVER_DOWN = 'Server seems to be unavailable.'; -const MSG_ERR_UNKNOWN = 'Unknown error checking ' + PATH_LAST_UPDATE; -const last_update = '{{last_update}}'; -async function keep_updated() { - try { - const response = await fetch(PATH_LAST_UPDATE); - const data = await response.json(); - if (data.last_update != last_update) { - location.reload(); - } - } catch(error) { - const status = document.getElementById('status'); - if (error instanceof TypeError && !error.response) { - status.innerText = MSG_SERVER_DOWN; - } else { - status.innerText = MSG_ERR_UNKNOWN; - } - } - setTimeout(keep_updated, RELOAD_INTERVAL_S * 1000); -} -window.onload = keep_updated; -{% endblock %} - - -{% block css %} -table { width: 100%; } -#status { text-align: center; font-weight: bold; } -td.history { width: 50%; } -{% endblock %} - - -{% block body %} -{{ macros.nav_head("playlist") }} - - -{% for prev_title, next_title in tuples %} - -{% endfor %} -
-{% if running %}{% if pause %}PAUSED{% else %}PLAYING{% endif %}{% else %}STOPPED{% endif %}:
-{{ current_title }}
-
- - - - - -
-
-{{ prev_title }} - -{{ next_title }} -
-{% endblock %} - diff --git a/install_to_share/templates/queries.tmpl b/install_to_share/templates/queries.tmpl deleted file mode 100644 index 457f80e..0000000 --- a/install_to_share/templates/queries.tmpl +++ /dev/null @@ -1,22 +0,0 @@ -{% extends '_base.tmpl' %} - - -{% block body %} -{{ macros.nav_head("queries") }} -

quota: {{quota_count}}/100000

-
- -
- - - - - -{% for query in queries %} - - - - -{% endfor %} -
retrieved atquery
{{query.retrieved_at[:19]}}{{query.text}}
-{% endblock %} diff --git a/install_to_share/templates/results.tmpl b/install_to_share/templates/results.tmpl deleted file mode 100644 index 131d14e..0000000 --- a/install_to_share/templates/results.tmpl +++ /dev/null @@ -1,23 +0,0 @@ -{% extends '_base.tmpl' %} - - -{% block body %} -{{ macros.nav_head() }} -

query: {{query}}

- -{% for video in videos %} - - - - - -{% endfor %} -
- - -{{video.definition}}
-{{video.duration}} -		 -{{video.title}} · {{video.description}} -
-{% endblock %} diff --git a/install_to_share/templates/video.tmpl b/install_to_share/templates/video.tmpl deleted file mode 100644 index 54d005f..0000000 --- a/install_to_share/templates/video.tmpl +++ /dev/null @@ -1,17 +0,0 @@ -{% extends '_base.tmpl' %} - - -{% block body %} -{{ macros.nav_head() }} - - - - -
path:{{file.rel_path}}
YouTube ID:{{file.yt_id}}
present:{% if file.present %}yes{% else %}no{% endif %}
-
-{% for flag_name in flag_names %} -{{ flag_name }}:
-{% endfor %} - -
-{% endblock %} diff --git a/install_to_share/templates/videos.tmpl b/install_to_share/templates/videos.tmpl deleted file mode 100644 index 5cbf47f..0000000 --- a/install_to_share/templates/videos.tmpl +++ /dev/null @@ -1,12 +0,0 @@ -{% extends '_base.tmpl' %} - - -{% block body %} -{{ macros.nav_head("videos") }} -

downloaded videos:

- -{% endblock %} diff --git a/install_to_share/templates/yt_video.tmpl b/install_to_share/templates/yt_video.tmpl deleted file mode 100644 index 1ecb258..0000000 --- a/install_to_share/templates/yt_video.tmpl +++ /dev/null @@ -1,23 +0,0 @@ -{% extends '_base.tmpl' %} - - -{% block body %} -{{ macros.nav_head() }} - - - - - - - - - - - - -
title:{{video_data.title}}
thumbnail:
description:{{video_data.description}}
duration:{{video_data.duration}}
definition:{{video_data.definition}}
YouTube ID:{{video_data.id_}} (watch)
download:{% if is_temp %}working on it{% else %}{{ file_path if file_path else "please do" }}{% endif %}
linked queries: - -
-{% endblock %} diff --git a/install_to_share/ytplom.py b/install_to_share/ytplom.py deleted file mode 100755 index a3f4c79..0000000 --- a/install_to_share/ytplom.py +++ /dev/null @@ -1,18 +0,0 @@ -#!/usr/bin/env python3 -"""Minimalistic download-focused YouTube interface.""" -from threading import Thread -from ytplom.misc import DownloadsDb, HTTP_PORT, Server, TaskHandler - - -if __name__ == '__main__': - downloads_db = DownloadsDb() - downloads_db.clean_unfinished() - Thread(target=downloads_db.download_loop, daemon=False).start() - server = Server(downloads_db, ('0.0.0.0', HTTP_PORT), TaskHandler) - print(f'running at port {HTTP_PORT}') - try: - server.serve_forever() - except KeyboardInterrupt: - print('aborted due to keyboard interrupt; ' - 'repeat to end download thread too') - server.server_close() diff --git a/install_to_share/ytplom/__init__.py b/install_to_share/ytplom/__init__.py deleted file mode 100644 index e69de29..0000000 diff --git a/install_to_share/ytplom/misc.py b/install_to_share/ytplom/misc.py deleted file mode 100644 index f57eee2..0000000 --- a/install_to_share/ytplom/misc.py +++ /dev/null @@ -1,855 +0,0 @@ -"""Main ytplom lib.""" - -# included libs -from typing import TypeAlias, Optional, NewType, Callable, Self, Any -from os import chdir, environ, getcwd, makedirs, scandir, remove as os_remove -from os.path import (dirname, isdir, isfile, exists as path_exists, - join as path_join, splitext, basename) -from random import shuffle -from time import time, sleep -from datetime import datetime, timedelta -from json import dumps as json_dumps -from uuid import uuid4 -from sqlite3 import connect as sql_connect, Cursor, Row -from http.server import HTTPServer, BaseHTTPRequestHandler -from urllib.parse import urlparse, parse_qs -from urllib.request import urlretrieve -from urllib.error import HTTPError -# non-included libs -from jinja2 import ( # type: ignore - Environment as JinjaEnv, FileSystemLoader as JinjaFSLoader) -from mpv import MPV # type: ignore -from yt_dlp import YoutubeDL # type: ignore -import googleapiclient.discovery # type: ignore - -# what we might want to manually define per environs -API_KEY = environ.get('GOOGLE_API_KEY') -HTTP_PORT = int(environ.get('YTPLOM_PORT', 8084)) - -# type definitions for mypy -DatetimeStr = NewType('DatetimeStr', str) -QuotaCost = NewType('QuotaCost', int) -YoutubeId = NewType('YoutubeId', str) -PathStr = NewType('PathStr', str) -QueryId = NewType('QueryId', str) -QueryText = NewType('QueryText', str) -ProseText = NewType('ProseText', str) -SqlText = NewType('SqlText', str) -FlagName = NewType('FlagName', str) -FlagsInt = NewType('FlagsInt', int) -AmountDownloads = NewType('AmountDownloads', int) -PlayerUpdateId = NewType('PlayerUpdateId', str) -DownloadsIndex: TypeAlias = dict[YoutubeId, PathStr] -TemplateContext: TypeAlias = dict[ - str, None | bool | PlayerUpdateId | Optional[PathStr] | YoutubeId - | QueryText | QuotaCost | list[FlagName] | 'VideoFile' | 'YoutubeVideo' - | list['YoutubeVideo'] | list['YoutubeQuery'] - | list[tuple[YoutubeId, PathStr]] | list[tuple[PathStr, PathStr]]] - -# major expected directories -PATH_HOME = PathStr(environ.get('HOME', '')) -PATH_APP_DATA = PathStr(path_join(PATH_HOME, '.local/share/ytplom')) -PATH_CACHE = PathStr(path_join(PATH_HOME, '.cache/ytplom')) - -# paths for rather dynamic data -PATH_DOWNLOADS = PathStr(path_join(PATH_HOME, 'ytplom_downloads')) -PATH_DB = PathStr(path_join(PATH_APP_DATA, 'db.sql')) -PATH_TEMP = PathStr(path_join(PATH_CACHE, 'temp')) -PATH_THUMBNAILS = PathStr(path_join(PATH_CACHE, 'thumbnails')) - -# template paths -PATH_TEMPLATES = PathStr(path_join(PATH_APP_DATA, 'templates')) -NAME_TEMPLATE_QUERIES = PathStr('queries.tmpl') -NAME_TEMPLATE_RESULTS = PathStr('results.tmpl') -NAME_TEMPLATE_VIDEOS = PathStr('videos.tmpl') -NAME_TEMPLATE_VIDEO = PathStr('video.tmpl') -NAME_TEMPLATE_YT_VIDEO = PathStr('yt_video.tmpl') -NAME_TEMPLATE_PLAYLIST = PathStr('playlist.tmpl') - -# yt_dlp config -YT_DOWNLOAD_FORMAT = 'bestvideo[height<=1080][width<=1920]+bestaudio'\ - '/best[height<=1080][width<=1920]' -YT_DL_PARAMS = {'paths': {'home': PATH_DOWNLOADS, - 'temp': PATH_TEMP}, - 'format': YT_DOWNLOAD_FORMAT} - -# Youtube API expectations -YOUTUBE_URL_PREFIX = PathStr('https://www.youtube.com/watch?v=') -THUMBNAIL_URL_PREFIX = PathStr('https://i.ytimg.com/vi/') -THUMBNAIL_URL_SUFFIX = PathStr('/default.jpg') -QUOTA_COST_YOUTUBE_SEARCH = QuotaCost(100) -QUOTA_COST_YOUTUBE_DETAILS = QuotaCost(1) - -# local expectations -TIMESTAMP_FMT = '%Y-%m-%d %H:%M:%S.%f' -LEGAL_EXTENSIONS = {'webm', 'mp4', 'mkv'} - -# database stuff -EXPECTED_DB_VERSION = 0 -SQL_DB_VERSION = SqlText('PRAGMA user_version') -PATH_MIGRATIONS = PathStr(path_join(PATH_APP_DATA, 'migrations')) -PATH_DB_SCHEMA = PathStr(path_join(PATH_MIGRATIONS, - f'init_{EXPECTED_DB_VERSION}.sql')) - -# other -NAME_INSTALLER = PathStr('install.sh') -VIDEO_FLAGS: dict[FlagName, FlagsInt] = { - FlagName('delete'): FlagsInt(1 << 62) -} - - -class NotFoundException(Exception): - """Raise on expected data missing, e.g. DB fetches finding nothing.""" - - -class HandledException(Exception): - """Raise in any other case where we know what's happening.""" - - -def _ensure_expected_dirs(expected_dirs: list[PathStr]) -> None: - """Ensure existance of expected_dirs _as_ directories.""" - for dir_name in expected_dirs: - if not isdir(dir_name): - if path_exists(dir_name): - raise HandledException(f'at expected directory path {dir_name}' - 'found non-directory') - print(f'creating expected directory: {dir_name}') - makedirs(dir_name) - - -class DatabaseConnection: - """Wrapped sqlite3.Connection.""" - - def __init__(self, path: PathStr = PATH_DB) -> None: - self._path = path - if not isfile(self._path): - if path_exists(self._path): - raise HandledException(f'no DB at {self._path}; would create, ' - 'but something\'s already there?') - path_db_dir = dirname(self._path) - if not isdir(path_db_dir): - raise NotFoundException( - f'cannot find {path_db_dir} as directory to put DB ' - f'into, did you run {NAME_INSTALLER}?') - with sql_connect(self._path) as conn: - with open(PATH_DB_SCHEMA, 'r', encoding='utf8') as f: - conn.executescript(f.read()) - conn.execute(f'{SQL_DB_VERSION} = {EXPECTED_DB_VERSION}') - with sql_connect(self._path) as conn: - db_version = list(conn.execute(SQL_DB_VERSION))[0][0] - if db_version != EXPECTED_DB_VERSION: - raise HandledException(f'wrong database version {db_version}, ' - f'expected: {EXPECTED_DB_VERSION}') - self._conn = sql_connect(self._path) - - def exec(self, sql: SqlText, inputs: tuple[Any, ...] = tuple()) -> Cursor: - """Wrapper around sqlite3.Connection.execute.""" - return self._conn.execute(sql, inputs) - - def commit_close(self) -> None: - """Run sqlite3.Connection.commit and .close.""" - self._conn.commit() - self._conn.close() - - -class DbData: - """Abstraction of common DB operation.""" - _table_name: str - _cols: tuple[str, ...] - - def __eq__(self, other: Any) -> bool: - if not isinstance(other, self.__class__): - return False - for attr_name in self._cols: - if getattr(self, attr_name) != getattr(other, attr_name): - return False - return True - - @classmethod - def _from_table_row(cls, row: Row) -> Self: - kwargs = {} - for i, col_name in enumerate(cls._cols): - kwargs[col_name] = row[i] - return cls(**kwargs) - - @classmethod - def get_one(cls, conn: DatabaseConnection, id_: str) -> Self: - """Return single entry of id_ from DB.""" - sql = SqlText(f'SELECT * FROM {cls._table_name} WHERE id = ?') - row = conn.exec(sql, (id_,)).fetchone() - if not row: - msg = f'no entry found for ID "{id_}" in table {cls._table_name}' - raise NotFoundException(msg) - return cls._from_table_row(row) - - @classmethod - def get_all(cls, conn: DatabaseConnection) -> list[Self]: - """Return all entries from DB.""" - sql = SqlText(f'SELECT * FROM {cls._table_name}') - rows = conn.exec(sql).fetchall() - return [cls._from_table_row(row) for row in rows] - - def save(self, conn: DatabaseConnection) -> Cursor: - """Save entry to DB.""" - vals = [getattr(self, col_name) for col_name in self._cols] - q_marks = '(' + ','.join(['?'] * len(vals)) + ')' - sql = SqlText(f'REPLACE INTO {self._table_name} VALUES {q_marks}') - return conn.exec(sql, tuple(vals)) - - -class YoutubeQuery(DbData): - """Representation of YouTube query (without results).""" - _table_name = 'yt_queries' - _cols = ('id_', 'text', 'retrieved_at') - - def __init__(self, - id_: Optional[QueryId], - text: QueryText, - retrieved_at: DatetimeStr - ) -> None: - self.id_ = id_ if id_ else QueryId(str(uuid4())) - self.text = QueryText(text) - self.retrieved_at = retrieved_at - - @classmethod - def get_all_for_video(cls, - conn: DatabaseConnection, - video_id: YoutubeId - ) -> list[Self]: - """Return YoutubeQueries containing YoutubeVideo's ID in results.""" - sql = SqlText('SELECT query_id FROM ' - 'yt_query_results WHERE video_id = ?') - query_ids = conn.exec(sql, (video_id,)).fetchall() - return [cls.get_one(conn, query_id_tup[0]) - for query_id_tup in query_ids] - - -class YoutubeVideo(DbData): - """Representation of YouTube video metadata as provided by their API.""" - _table_name = 'yt_videos' - _cols = ('id_', 'title', 'description', 'published_at', 'duration', - 'definition') - - def __init__(self, - id_: YoutubeId, - title: ProseText = ProseText('?'), - description: ProseText = ProseText('?'), - published_at: DatetimeStr = DatetimeStr('?'), - duration: str = '?', - definition: str = '?' - ) -> None: - self.id_ = id_ - self.title = title - self.description = description - self.published_at = published_at - self.duration = duration - self.definition = definition - - def set_duration_from_yt_string(self, yt_string: str) -> None: - """Set .duration from the kind of format the YouTube API provides.""" - date_dur, time_dur = yt_string.split('T') - seconds = 0 - date_dur = date_dur[1:] - for dur_char, len_seconds in (('Y', 60*60*24*365.25), - ('M', 60*60*24*30), - ('D', 60*60*24)): - if dur_char in date_dur: - dur_str, date_dur = date_dur.split(dur_char) - seconds += int(dur_str) * int(len_seconds) - for dur_char, len_seconds in (('H', 60*60), - ('M', 60), - ('S', 1)): - if dur_char in time_dur: - dur_str, time_dur = time_dur.split(dur_char) - seconds += int(dur_str) * len_seconds - seconds_str = str(seconds % 60) - minutes_str = str(seconds // 60) - hours_str = str(seconds // (60 * 60)) - self.duration = ':'.join([f'0{s}' if len(s) == 1 else s for s - in (hours_str, minutes_str, seconds_str)]) - - @classmethod - def get_all_for_query(cls, - conn: DatabaseConnection, - query_id: QueryId - ) -> list[Self]: - """Return all videos for query of query_id.""" - sql = SqlText('SELECT video_id ' - 'FROM yt_query_results WHERE query_id = ?') - video_ids = conn.exec(sql, (query_id,)).fetchall() - return [cls.get_one(conn, video_id_tup[0]) - for video_id_tup in video_ids] - - def save_to_query(self, - conn: DatabaseConnection, - query_id: QueryId - ) -> None: - """Save inclusion of self in results to query of query_id.""" - conn.exec(SqlText('REPLACE INTO yt_query_results VALUES (?, ?)'), - (query_id, self.id_)) - - -class VideoFile(DbData): - """Collects data about downloaded files.""" - _table_name = 'files' - _cols = ('rel_path', 'yt_id', 'flags') - - def __init__(self, rel_path: PathStr, yt_id: YoutubeId, flags=FlagsInt(0) - ) -> None: - self.rel_path = rel_path - self.yt_id = yt_id - self.flags = flags - - @classmethod - def get_by_yt_id(cls, conn: DatabaseConnection, yt_id: YoutubeId) -> Self: - """Return VideoFile of .yt_id.""" - sql = SqlText(f'SELECT * FROM {cls._table_name} WHERE yt_id = ?') - row = conn.exec(sql, (yt_id,)).fetchone() - if not row: - raise NotFoundException(f'no entry for file to Youtube ID {yt_id}') - return cls._from_table_row(row) - - @property - def full_path(self) -> PathStr: - """Return self.rel_path suffixed under PATH_DOWNLOADS.""" - return PathStr(path_join(PATH_DOWNLOADS, self.rel_path)) - - @property - def present(self) -> bool: - """Return if file exists in filesystem.""" - return path_exists(self.full_path) - - @property - def missing(self) -> bool: - """Return if file absent despite absence of 'delete' flag.""" - return not (self.flag_set(FlagName('delete')) or self.present) - - def flag_set(self, flag_name: FlagName) -> bool: - """Return if flag of flag_name is set in self.flags.""" - return self.flags & VIDEO_FLAGS[flag_name] - - def ensure_absence_if_deleted(self) -> None: - """If 'delete' flag set, ensure no actual file in filesystem.""" - if self.flag_set(FlagName('delete')) and path_exists(self.full_path): - print(f'SYNC: {self.rel_path} set "delete", ' - 'removing from filesystem.') - os_remove(self.full_path) - - -class QuotaLog(DbData): - """Collects API access quota costs.""" - _table_name = 'quota_costs' - _cols = ('id_', 'timestamp', 'cost') - - def __init__(self, - id_: Optional[str], - timestamp: DatetimeStr, - cost: QuotaCost - ) -> None: - self.id_ = id_ if id_ else str(uuid4()) - self.timestamp = timestamp - self.cost = cost - - @classmethod - def update(cls, conn: DatabaseConnection, cost: QuotaCost) -> None: - """Adds cost mapped to current datetime.""" - cls._remove_old(conn) - new = cls(None, - DatetimeStr(datetime.now().strftime(TIMESTAMP_FMT)), - QuotaCost(cost)) - new.save(conn) - - @classmethod - def current(cls, conn: DatabaseConnection) -> QuotaCost: - """Returns quota cost total for last 24 hours, purges old data.""" - cls._remove_old(conn) - quota_costs = cls.get_all(conn) - return QuotaCost(sum(c.cost for c in quota_costs)) - - @classmethod - def _remove_old(cls, conn: DatabaseConnection) -> None: - cutoff = datetime.now() - timedelta(days=1) - sql = SqlText(f'DELETE FROM {cls._table_name} WHERE timestamp < ?') - conn.exec(SqlText(sql), (cutoff.strftime(TIMESTAMP_FMT),)) - - -class Player: - """MPV representation with some additional features.""" - _idx: int - - def __init__(self) -> None: - self.last_update = PlayerUpdateId('') - self._load_filenames() - self._mpv: Optional[MPV] = None - - def _load_filenames(self) -> None: - self._filenames = [PathStr(e.path) for e in scandir(PATH_DOWNLOADS) - if isfile(e.path) - and splitext(e.path)[1][1:] in LEGAL_EXTENSIONS] - shuffle(self._filenames) - self._idx = 0 - - @property - def _mpv_available(self) -> bool: - return bool(self._mpv and not self._mpv.core_shutdown) - - @staticmethod - def _if_mpv_available(f) -> Callable: - def wrapper(self): - return f(self) if self._mpv else None - return wrapper - - def _signal_update(self) -> None: - self.last_update = PlayerUpdateId(f'{self._idx}:{time()}') - - def _start_mpv(self) -> None: - self._mpv = MPV(input_default_bindings=True, - input_vo_keyboard=True, - config=True) - self._mpv.observe_property('pause', lambda a, b: self._signal_update()) - - @self._mpv.event_callback('start-file') - def on_start_file(_) -> None: - assert self._mpv is not None - self._mpv.pause = False - self._idx = self._mpv.playlist_pos - self._signal_update() - - @self._mpv.event_callback('shutdown') - def on_shutdown(_) -> None: - self._mpv = None - self._signal_update() - - for path in self._filenames: - self._mpv.playlist_append(path) - self._mpv.playlist_play_index(self._idx) - - @_if_mpv_available - def _kill_mpv(self) -> None: - assert self._mpv is not None - self._mpv.terminate() - self._mpv = None - - @property - def current_filename(self) -> Optional[PathStr]: - """Return what we assume is the name of the currently playing file.""" - if not self._filenames: - return None - return PathStr(basename(self._filenames[self._idx])) - - @property - def prev_files(self) -> list[PathStr]: - """List 'past' files of playlist.""" - return list(reversed(self._filenames[:self._idx])) - - @property - def next_files(self) -> list[PathStr]: - """List 'coming' files of playlist.""" - return self._filenames[self._idx + 1:] - - @property - def is_running(self) -> bool: - """Return if player is running/available.""" - return self._mpv_available - - @property - def is_paused(self) -> bool: - """Return if player is paused.""" - if self._mpv_available: - assert self._mpv is not None - return self._mpv.pause - return False - - def toggle_run(self) -> None: - """Toggle player running.""" - if self._mpv_available: - self._kill_mpv() - else: - self._start_mpv() - self._signal_update() - - @_if_mpv_available - def toggle_pause(self) -> None: - """Toggle player pausing.""" - assert self._mpv is not None - self._mpv.pause = not self._mpv.pause - self._signal_update() - - @_if_mpv_available - def prev(self) -> None: - """Move player to previous item in playlist.""" - assert self._mpv is not None - if self._mpv.playlist_pos > 0: - self._mpv.playlist_prev() - else: - self._mpv.playlist_play_index(0) - - @_if_mpv_available - def next(self) -> None: - """Move player to next item in playlist.""" - assert self._mpv is not None - max_idx: int = len(self._mpv.playlist_filenames) - 1 - if self._mpv.playlist_pos < len(self._mpv.playlist_filenames) - 1: - self._mpv.playlist_next() - else: - self._mpv.playlist_play_index(max_idx) - - def reload(self) -> None: - """Close MPV, re-read (and re-shuffle) filenames, then re-start MPV.""" - self._kill_mpv() - self._load_filenames() - self._start_mpv() - self._signal_update() - - -class DownloadsDb: - """Collections downloading-related stuff.""" - - def __init__(self) -> None: - self._to_download: list[YoutubeId] = [] - _ensure_expected_dirs([PATH_DOWNLOADS, PATH_TEMP]) - self._sync_db() - - def _sync_db(self): - conn = DatabaseConnection() - files_via_db = VideoFile.get_all(conn) - old_cwd = getcwd() - chdir(PATH_DOWNLOADS) - paths = [file.rel_path for file in files_via_db] - for path in [PathStr(e.path) for e in scandir() if isfile(e.path)]: - if path not in paths: - yt_id = self._id_from_filename(path) - file = VideoFile(path, yt_id) - print(f'SYNC: new file {path}, saving with YT ID "{yt_id}".') - file.save(conn) - self._files = VideoFile.get_all(conn) - for file in self._files: - file.ensure_absence_if_deleted() - chdir(old_cwd) - conn.commit_close() - - @staticmethod - def _id_from_filename(path: PathStr, - double_split: bool = False - ) -> YoutubeId: - before_ext = splitext(path)[0] - if double_split: - before_ext = splitext(before_ext)[0] - return YoutubeId(before_ext.split('[')[-1].split(']')[0]) - - @property - def missing(self) -> list[PathStr]: - """Return relative paths of files known but not in PATH_DOWNLOADS.""" - self._sync_db() - return [f.rel_path for f in self._files if f.missing] - - @property - def ids_to_paths(self) -> DownloadsIndex: - """Return mapping YoutubeIds:paths of files downloaded to them.""" - self._sync_db() - return {f.yt_id: f.full_path for f in self._files} - - @property - def ids_unfinished(self) -> set[YoutubeId]: - """Return set of IDs of videos awaiting or currently in download.""" - in_temp_dir = [] - for path in [PathStr(e.path) for e - in scandir(PATH_TEMP) if isfile(e.path)]: - in_temp_dir += [self._id_from_filename(path)] - return set(self._to_download + in_temp_dir) - - def clean_unfinished(self) -> None: - """Empty temp directory of unfinished downloads.""" - for e in [e for e in scandir(PATH_TEMP) if isfile(e.path)]: - print(f'removing unfinished download: {e.path}') - os_remove(e.path) - - def queue_download(self, video_id: YoutubeId) -> None: - """Add video_id to download queue *if* not already processed.""" - pre_existing = self.ids_unfinished | set(self._to_download - + list(self.ids_to_paths)) - if video_id not in pre_existing: - self._to_download += [video_id] - - def _download_next(self) -> None: - if self._to_download: - video_id = self._to_download.pop(0) - with YoutubeDL(YT_DL_PARAMS) as ydl: - ydl.download([f'{YOUTUBE_URL_PREFIX}{video_id}']) - self._sync_db() - - def download_loop(self) -> None: - """Keep iterating through download queue for new download tasks.""" - while True: - sleep(0.5) - self._download_next() - - -class Server(HTTPServer): - """Extension of HTTPServer providing for Player and DownloadsDb.""" - - def __init__(self, downloads_db: DownloadsDb, *args, **kwargs) -> None: - super().__init__(*args, **kwargs) - self.jinja = JinjaEnv(loader=JinjaFSLoader(PATH_TEMPLATES)) - self.player = Player() - self.downloads = downloads_db - - -class TaskHandler(BaseHTTPRequestHandler): - """Handler for GET and POST requests to our server.""" - server: Server - - def _send_http(self, - content: bytes = b'', - headers: Optional[list[tuple[str, str]]] = None, - code: int = 200 - ) -> None: - headers = headers if headers else [] - self.send_response(code) - for header_tuple in headers: - self.send_header(header_tuple[0], header_tuple[1]) - self.end_headers() - if content: - self.wfile.write(content) - - def do_POST(self) -> None: # pylint:disable=invalid-name - """Map POST requests to handlers for various paths.""" - url = urlparse(self.path) - toks_url: list[str] = url.path.split('/') - page_name = toks_url[1] - body_length = int(self.headers['content-length']) - postvars = parse_qs(self.rfile.read(body_length).decode()) - if 'playlist' == page_name: - self._post_player_command(list(postvars.keys())[0]) - elif 'video' == page_name: - self._post_video_flag(YoutubeId(toks_url[2]), - [FlagName(k) for k in postvars]) - elif 'queries' == page_name: - self._post_query(QueryText(postvars['query'][0])) - - def _post_player_command(self, command: str) -> None: - if 'pause' == command: - self.server.player.toggle_pause() - elif 'prev' == command: - self.server.player.prev() - elif 'next' == command: - self.server.player.next() - elif 'stop' == command: - self.server.player.toggle_run() - elif 'reload' == command: - self.server.player.reload() - sleep(0.5) # avoid redir happening before current_file update - self._send_http(headers=[('Location', '/')], code=302) - - def _post_video_flag(self, - yt_id: YoutubeId, - flag_names: list[FlagName] - ) -> None: - conn = DatabaseConnection() - file = VideoFile.get_by_yt_id(conn, yt_id) - file.flags = 0 - for flag_name in flag_names: - file.flags |= VIDEO_FLAGS[flag_name] - file.save(conn) - conn.commit_close() - file.ensure_absence_if_deleted() - self._send_http(headers=[('Location', f'/video/{yt_id}')], code=302) - - def _post_query(self, query_txt: QueryText) -> None: - conn = DatabaseConnection() - - def collect_results(query_txt: QueryText) -> list[YoutubeVideo]: - _ensure_expected_dirs([PATH_THUMBNAILS]) - youtube = googleapiclient.discovery.build('youtube', 'v3', - developerKey=API_KEY) - QuotaLog.update(conn, QUOTA_COST_YOUTUBE_SEARCH) - search_request = youtube.search().list( - q=query_txt, - part='snippet', - maxResults=25, - safeSearch='none', - type='video') - results: list[YoutubeVideo] = [] - ids_to_detail: list[YoutubeId] = [] - for item in search_request.execute()['items']: - video_id: YoutubeId = item['id']['videoId'] - ids_to_detail += [video_id] - snippet = item['snippet'] - urlretrieve(snippet['thumbnails']['default']['url'], - path_join(PATH_THUMBNAILS, f'{video_id}.jpg')) - results += [YoutubeVideo(id_=video_id, - title=snippet['title'], - description=snippet['description'], - published_at=snippet['publishedAt'])] - QuotaLog.update(conn, QUOTA_COST_YOUTUBE_DETAILS) - ids_for_details = ','.join([r.id_ for r in results]) - videos_request = youtube.videos().list(id=ids_for_details, - part='content_details') - unfinished_streams: list[YoutubeId] = [] - for i, detailed in enumerate(videos_request.execute()['items']): - result = results[i] - assert result.id_ == detailed['id'] - content_details: dict[str, str] = detailed['contentDetails'] - if 'P0D' == content_details['duration']: - unfinished_streams += [result.id_] - continue - result.set_duration_from_yt_string(content_details['duration']) - result.definition = content_details['definition'].upper() - return [r for r in results if r.id_ not in unfinished_streams] - - query_data = YoutubeQuery( - None, query_txt, - DatetimeStr(datetime.now().strftime(TIMESTAMP_FMT))) - query_data.save(conn) - for result in collect_results(query_txt): - result.save(conn) - result.save_to_query(conn, query_data.id_) - conn.commit_close() - self._send_http(headers=[('Location', f'/query/{query_data.id_}')], - code=302) - - def do_GET(self) -> None: # pylint:disable=invalid-name - """Map GET requests to handlers for various paths.""" - url = urlparse(self.path) - toks_url: list[str] = url.path.split('/') - page_name = toks_url[1] - try: - if 'thumbnails' == page_name: - self._send_thumbnail(PathStr(toks_url[2])) - elif 'dl' == page_name: - self._send_or_download_video(YoutubeId(toks_url[2])) - elif 'videos' == page_name: - self._send_videos_index() - elif 'video' == page_name: - self._send_video_data(YoutubeId(toks_url[2])) - elif 'yt_video' == page_name: - self._send_yt_video_data(YoutubeId(toks_url[2])) - elif 'missing.json' == page_name: - self._send_missing_json() - elif 'query' == page_name: - self._send_query_page(QueryId(toks_url[2])) - elif 'queries' == page_name: - self._send_queries_index_and_search() - elif '_last_playlist_update.json' == page_name: - self._send_last_playlist_update() - else: # e.g. for / - self._send_playlist() - except NotFoundException as e: - self._send_http(bytes(str(e), 'utf8'), code=404) - - def _send_rendered_template(self, - tmpl_name: PathStr, - tmpl_ctx: TemplateContext - ) -> None: - tmpl = self.server.jinja.get_template(tmpl_name) - html = tmpl.render(**tmpl_ctx) - self._send_http(bytes(html, 'utf8')) - - def _send_thumbnail(self, filename: PathStr) -> None: - _ensure_expected_dirs([PATH_THUMBNAILS]) - path_thumbnail = path_join(PATH_THUMBNAILS, filename) - if not path_exists(path_thumbnail): - video_id = splitext(filename)[0] - url = f'{THUMBNAIL_URL_PREFIX}{video_id}{THUMBNAIL_URL_SUFFIX}' - try: - urlretrieve(url, path_join(PATH_THUMBNAILS, f'{video_id}.jpg')) - except HTTPError as e: - if 404 == e.code: - raise NotFoundException from e - raise e - with open(path_thumbnail, 'rb') as f: - img = f.read() - self._send_http(img, [('Content-type', 'image/jpg')]) - - def _send_or_download_video(self, video_id: YoutubeId) -> None: - if video_id in self.server.downloads.ids_to_paths: - with open(self.server.downloads.ids_to_paths[video_id], - 'rb') as video_file: - video = video_file.read() - self._send_http(content=video) - return - self.server.downloads.queue_download(video_id) - self._send_http(headers=[('Location', f'/yt_video/{video_id}')], - code=302) - - def _send_query_page(self, query_id: QueryId) -> None: - conn = DatabaseConnection() - query = YoutubeQuery.get_one(conn, str(query_id)) - results = YoutubeVideo.get_all_for_query(conn, query_id) - conn.commit_close() - self._send_rendered_template( - NAME_TEMPLATE_RESULTS, - {'query': query.text, 'videos': results}) - - def _send_queries_index_and_search(self) -> None: - conn = DatabaseConnection() - quota_count = QuotaLog.current(conn) - queries_data = YoutubeQuery.get_all(conn) - conn.commit_close() - queries_data.sort(key=lambda q: q.retrieved_at, reverse=True) - self._send_rendered_template( - NAME_TEMPLATE_QUERIES, {'queries': queries_data, - 'quota_count': quota_count}) - - def _send_yt_video_data(self, video_id: YoutubeId) -> None: - conn = DatabaseConnection() - linked_queries = YoutubeQuery.get_all_for_video(conn, video_id) - try: - video_data = YoutubeVideo.get_one(conn, video_id) - except NotFoundException: - video_data = YoutubeVideo(video_id) - conn.commit_close() - self._send_rendered_template( - NAME_TEMPLATE_YT_VIDEO, - {'video_data': video_data, - 'is_temp': video_id in self.server.downloads.ids_unfinished, - 'file_path': self.server.downloads.ids_to_paths.get(video_id, - None), - 'youtube_prefix': YOUTUBE_URL_PREFIX, - 'queries': linked_queries}) - - def _send_video_data(self, yt_id: YoutubeId) -> None: - conn = DatabaseConnection() - file = VideoFile.get_by_yt_id(conn, yt_id) - conn.commit_close() - self._send_rendered_template( - NAME_TEMPLATE_VIDEO, - {'file': file, 'flag_names': list(VIDEO_FLAGS)}) - - def _send_videos_index(self) -> None: - videos = [(id_, PathStr(basename(path))) - for id_, path in self.server.downloads.ids_to_paths.items()] - videos.sort(key=lambda t: t[1]) - self._send_rendered_template(NAME_TEMPLATE_VIDEOS, {'videos': videos}) - - def _send_missing_json(self) -> None: - self._send_http( - bytes(json_dumps(self.server.downloads.missing), 'utf8'), - headers=[('Content-type', 'application/json')]) - - def _send_last_playlist_update(self) -> None: - payload: dict[str, PlayerUpdateId] = { - 'last_update': self.server.player.last_update} - self._send_http(bytes(json_dumps(payload), 'utf8'), - headers=[('Content-type', 'application/json')]) - - def _send_playlist(self) -> None: - tuples: list[tuple[PathStr, PathStr]] = [] - i: int = 0 - while True: - prev, next_ = PathStr(''), PathStr('') - if len(self.server.player.prev_files) > i: - prev = PathStr(basename(self.server.player.prev_files[i])) - if len(self.server.player.next_files) > i: - next_ = PathStr(basename(self.server.player.next_files[i])) - if not prev + next_: - break - tuples += [(prev, next_)] - i += 1 - self._send_rendered_template( - NAME_TEMPLATE_PLAYLIST, - {'last_update': self.server.player.last_update, - 'running': self.server.player.is_running, - 'paused': self.server.player.is_paused, - 'current_title': self.server.player.current_filename, - 'tuples': tuples}) diff --git a/src/migrations/init_0.sql b/src/migrations/init_0.sql new file mode 100644 index 0000000..5b45769 --- /dev/null +++ b/src/migrations/init_0.sql @@ -0,0 +1,32 @@ +CREATE TABLE yt_queries ( + id TEXT PRIMARY KEY, + text TEXT NOT NULL, + retrieved_at TEXT NOT NULL +); +CREATE TABLE yt_videos ( + id TEXT PRIMARY KEY, + title TEXT NOT NULL, + description TEXT NOT NULL, + published_at TEXT NOT NULL, + duration TEXT NOT NULL, + definition TEXT NOT NULL +); +CREATE TABLE yt_query_results ( + query_id TEXT NOT NULL, + video_id TEXT NOT NULL, + PRIMARY KEY (query_id, video_id), + FOREIGN KEY (query_id) REFERENCES yt_queries(id), + FOREIGN KEY (video_id) REFERENCES yt_videos(id) +); +CREATE TABLE quota_costs ( + id TEXT PRIMARY KEY, + timestamp TEXT NOT NULL, + cost INT NOT NULL +); +CREATE TABLE files ( + rel_path TEXT PRIMARY KEY, + yt_id TEXT NOT NULL DEFAULT "", + flags INTEGER NOT NULL DEFAULT 0, + FOREIGN KEY (yt_id) REFERENCES yt_videos(id) +); + diff --git a/src/requirements.txt b/src/requirements.txt new file mode 100644 index 0000000..6303919 --- /dev/null +++ b/src/requirements.txt @@ -0,0 +1,5 @@ +google-api-python-client==2.154.0 +Jinja2==3.1.4 +python-mpv==1.0.7 +scp==0.15.0 +yt-dlp==2024.11.18 diff --git a/src/serve.py b/src/serve.py new file mode 100755 index 0000000..a3f4c79 --- /dev/null +++ b/src/serve.py @@ -0,0 +1,18 @@ +#!/usr/bin/env python3 +"""Minimalistic download-focused YouTube interface.""" +from threading import Thread +from ytplom.misc import DownloadsDb, HTTP_PORT, Server, TaskHandler + + +if __name__ == '__main__': + downloads_db = DownloadsDb() + downloads_db.clean_unfinished() + Thread(target=downloads_db.download_loop, daemon=False).start() + server = Server(downloads_db, ('0.0.0.0', HTTP_PORT), TaskHandler) + print(f'running at port {HTTP_PORT}') + try: + server.serve_forever() + except KeyboardInterrupt: + print('aborted due to keyboard interrupt; ' + 'repeat to end download thread too') + server.server_close() diff --git a/src/sync.py b/src/sync.py new file mode 100755 index 0000000..fb02e05 --- /dev/null +++ b/src/sync.py @@ -0,0 +1,109 @@ +#!/usr/bin/env python3 +"""Script to sync between local and remote instances.""" + +# included libs +from typing import Callable, TypeAlias +from json import loads as json_loads +from os import environ, remove as os_remove +from os.path import join as path_join +from urllib.request import urlopen +# non-included libs +from paramiko import SSHClient # type: ignore +from scp import SCPClient # type: ignore +from ytplom.misc import ( + PATH_DB, PATH_DOWNLOADS, + DatabaseConnection, PathStr, QueryId, QuotaLog, VideoFile, + YoutubeQuery, YoutubeVideo) + + +# what we might want to manually define per environs +YTPLOM_REMOTE = environ.get('YTPLOM_REMOTE') +YTPLOM_PORT = environ.get('YTPLOM_PORT') + +# type definitions for mypy +RowData: TypeAlias = tuple[str, + list[QuotaLog] | list[YoutubeQuery] + | list[YoutubeVideo] | list[VideoFile], + DatabaseConnection] +RelationData: TypeAlias = tuple[str, list[YoutubeVideo], DatabaseConnection] + + +PATH_DB_REMOTE = PathStr('remote_db.sql') +URL_MISSING_JSON = f'http://{YTPLOM_REMOTE}:{YTPLOM_PORT}/missing.json' + + +def back_and_forth(sync_func: Callable, + arg_twins: tuple[RowData, RowData], + shared: str + ) -> None: + """Apply sync_func twice, once reversing the two arg_twins items.""" + sync_func(arg_twins[0], arg_twins[1], shared) + sync_func(arg_twins[1], arg_twins[0], shared) + + +def sync_objects(row_data_1st: RowData, + row_data_2nd: RowData, + id_name: str + ) -> None: + """Ensure objects from row_data_1st are in row_data_2nd objects, DB.""" + name_1st, objs_1st, _ = row_data_1st + name_2nd, objs_2nd, db_2nd = row_data_2nd + for obj in [obj for obj in objs_1st if obj not in objs_2nd]: + print(f'SYNC: adding {name_1st}->{name_2nd} {getattr(obj, id_name)}') + obj.save(db_2nd) + + +def sync_relations(relation_1st: RelationData, + relation_2nd: RelationData, + yt_query_id: QueryId + ) -> None: + """Ensure query<->video relation_2nd in relation_1st DB.""" + name_1st, videos_for_query_1st, db_1st = relation_1st + name_2nd, videos_for_query_2nd, _ = relation_2nd + for yt_video_2nd in [v for v in videos_for_query_2nd + if v not in videos_for_query_1st]: + print(f'SYNC: adding {name_2nd}->{name_1st} mapping ' + f'of {yt_video_2nd.id_} to {yt_query_id}') + yt_video_2nd.save_to_query(db_1st, yt_query_id) + + +if __name__ == '__main__': + + ssh = SSHClient() + ssh.load_system_host_keys() + ssh.connect(YTPLOM_REMOTE) + scp = SCPClient(ssh.get_transport()) + + scp.get(PATH_DB, PATH_DB_REMOTE) + local_db = DatabaseConnection(PATH_DB) + remote_db = DatabaseConnection(PATH_DB_REMOTE) + + for cls in (QuotaLog, YoutubeQuery, YoutubeVideo, VideoFile): + objs_local, objs_remote = cls.get_all(local_db), cls.get_all(remote_db) + obj_arg_twins = (('local', objs_local, local_db), + ('remote', objs_remote, remote_db)) + back_and_forth(sync_objects, obj_arg_twins, + 'rel_path' if cls is VideoFile else 'id_') + for yt_video_local in YoutubeVideo.get_all(local_db): + for yt_query_local in YoutubeQuery.get_all_for_video( + local_db, yt_video_local.id_): + videos_for_query_remote = YoutubeVideo.get_all_for_query( + remote_db, yt_query_local.id_) + videos_for_query_local = YoutubeVideo.get_all_for_query( + local_db, yt_query_local.id_) + rel_arg_twins = (('local', videos_for_query_local, local_db), + ('remote', videos_for_query_remote, remote_db)) + back_and_forth(sync_relations, rel_arg_twins, yt_query_local.id_) + with urlopen(URL_MISSING_JSON) as response: + missing = json_loads(response.read()) + for path in missing: + print(f'SYNC: sending local->remote file {path}') + scp.put(path_join(PATH_DOWNLOADS, path), + path_join(PATH_DOWNLOADS, path)) + + local_db.commit_close() + remote_db.commit_close() + scp.put(PATH_DB_REMOTE, PATH_DB) + os_remove(PATH_DB_REMOTE) + + scp.close() diff --git a/src/templates/_base.tmpl b/src/templates/_base.tmpl new file mode 100644 index 0000000..8839067 --- /dev/null +++ b/src/templates/_base.tmpl @@ -0,0 +1,20 @@ +{% import '_macros.tmpl' as macros %} + + + + + + + + +{% block body %} +{% endblock %} + + diff --git a/src/templates/_macros.tmpl b/src/templates/_macros.tmpl new file mode 100644 index 0000000..12b28df --- /dev/null +++ b/src/templates/_macros.tmpl @@ -0,0 +1,13 @@ +{% macro _link_if(cond, target) %}{% if cond %}{% endif %}{{target}}{% if cond %}{% endif %}{% endmacro %} + + +{% macro nav_head(selected="") %} +

+{{ _link_if("playlist" != selected, "playlist") }} +· +{{ _link_if("videos" != selected, "videos") }} +· +{{ _link_if("queries" != selected, "queries") }} +

+
+{% endmacro %} diff --git a/src/templates/playlist.tmpl b/src/templates/playlist.tmpl new file mode 100644 index 0000000..58c2b5b --- /dev/null +++ b/src/templates/playlist.tmpl @@ -0,0 +1,61 @@ +{% extends '_base.tmpl' %} + + +{% block script %} +const RELOAD_INTERVAL_S = 10; +const PATH_LAST_UPDATE = '/_last_playlist_update.json'; +const MSG_SERVER_DOWN = 'Server seems to be unavailable.'; +const MSG_ERR_UNKNOWN = 'Unknown error checking ' + PATH_LAST_UPDATE; +const last_update = '{{last_update}}'; +async function keep_updated() { + try { + const response = await fetch(PATH_LAST_UPDATE); + const data = await response.json(); + if (data.last_update != last_update) { + location.reload(); + } + } catch(error) { + const status = document.getElementById('status'); + if (error instanceof TypeError && !error.response) { + status.innerText = MSG_SERVER_DOWN; + } else { + status.innerText = MSG_ERR_UNKNOWN; + } + } + setTimeout(keep_updated, RELOAD_INTERVAL_S * 1000); +} +window.onload = keep_updated; +{% endblock %} + + +{% block css %} +table { width: 100%; } +#status { text-align: center; font-weight: bold; } +td.history { width: 50%; } +{% endblock %} + + +{% block body %} +{{ macros.nav_head("playlist") }} + + +{% for prev_title, next_title in tuples %} + +{% endfor %} +
+{% if running %}{% if pause %}PAUSED{% else %}PLAYING{% endif %}{% else %}STOPPED{% endif %}:
+{{ current_title }}
+
+ + + + + +
+
+{{ prev_title }} + +{{ next_title }} +
+{% endblock %} + diff --git a/src/templates/queries.tmpl b/src/templates/queries.tmpl new file mode 100644 index 0000000..457f80e --- /dev/null +++ b/src/templates/queries.tmpl @@ -0,0 +1,22 @@ +{% extends '_base.tmpl' %} + + +{% block body %} +{{ macros.nav_head("queries") }} +

quota: {{quota_count}}/100000

+
+ +
+ + + + + +{% for query in queries %} + + + + +{% endfor %} +
retrieved atquery
{{query.retrieved_at[:19]}}{{query.text}}
+{% endblock %} diff --git a/src/templates/results.tmpl b/src/templates/results.tmpl new file mode 100644 index 0000000..131d14e --- /dev/null +++ b/src/templates/results.tmpl @@ -0,0 +1,23 @@ +{% extends '_base.tmpl' %} + + +{% block body %} +{{ macros.nav_head() }} +

query: {{query}}

+ +{% for video in videos %} + + + + + +{% endfor %} +
+ + +{{video.definition}}
+{{video.duration}} +		 +{{video.title}} · {{video.description}} +
+{% endblock %} diff --git a/src/templates/video.tmpl b/src/templates/video.tmpl new file mode 100644 index 0000000..54d005f --- /dev/null +++ b/src/templates/video.tmpl @@ -0,0 +1,17 @@ +{% extends '_base.tmpl' %} + + +{% block body %} +{{ macros.nav_head() }} + + + + +
path:{{file.rel_path}}
YouTube ID:{{file.yt_id}}
present:{% if file.present %}yes{% else %}no{% endif %}
+
+{% for flag_name in flag_names %} +{{ flag_name }}:
+{% endfor %} + +
+{% endblock %} diff --git a/src/templates/videos.tmpl b/src/templates/videos.tmpl new file mode 100644 index 0000000..5cbf47f --- /dev/null +++ b/src/templates/videos.tmpl @@ -0,0 +1,12 @@ +{% extends '_base.tmpl' %} + + +{% block body %} +{{ macros.nav_head("videos") }} +

downloaded videos:

+ +{% endblock %} diff --git a/src/templates/yt_video.tmpl b/src/templates/yt_video.tmpl new file mode 100644 index 0000000..1ecb258 --- /dev/null +++ b/src/templates/yt_video.tmpl @@ -0,0 +1,23 @@ +{% extends '_base.tmpl' %} + + +{% block body %} +{{ macros.nav_head() }} + + + + + + + + + + + + +
title:{{video_data.title}}
thumbnail:
description:{{video_data.description}}
duration:{{video_data.duration}}
definition:{{video_data.definition}}
YouTube ID:{{video_data.id_}} (watch)
download:{% if is_temp %}working on it{% else %}{{ file_path if file_path else "please do" }}{% endif %}
linked queries: + +
+{% endblock %} diff --git a/src/ytplom/__init__.py b/src/ytplom/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/src/ytplom/misc.py b/src/ytplom/misc.py new file mode 100644 index 0000000..f57eee2 --- /dev/null +++ b/src/ytplom/misc.py @@ -0,0 +1,855 @@ +"""Main ytplom lib.""" + +# included libs +from typing import TypeAlias, Optional, NewType, Callable, Self, Any +from os import chdir, environ, getcwd, makedirs, scandir, remove as os_remove +from os.path import (dirname, isdir, isfile, exists as path_exists, + join as path_join, splitext, basename) +from random import shuffle +from time import time, sleep +from datetime import datetime, timedelta +from json import dumps as json_dumps +from uuid import uuid4 +from sqlite3 import connect as sql_connect, Cursor, Row +from http.server import HTTPServer, BaseHTTPRequestHandler +from urllib.parse import urlparse, parse_qs +from urllib.request import urlretrieve +from urllib.error import HTTPError +# non-included libs +from jinja2 import ( # type: ignore + Environment as JinjaEnv, FileSystemLoader as JinjaFSLoader) +from mpv import MPV # type: ignore +from yt_dlp import YoutubeDL # type: ignore +import googleapiclient.discovery # type: ignore + +# what we might want to manually define per environs +API_KEY = environ.get('GOOGLE_API_KEY') +HTTP_PORT = int(environ.get('YTPLOM_PORT', 8084)) + +# type definitions for mypy +DatetimeStr = NewType('DatetimeStr', str) +QuotaCost = NewType('QuotaCost', int) +YoutubeId = NewType('YoutubeId', str) +PathStr = NewType('PathStr', str) +QueryId = NewType('QueryId', str) +QueryText = NewType('QueryText', str) +ProseText = NewType('ProseText', str) +SqlText = NewType('SqlText', str) +FlagName = NewType('FlagName', str) +FlagsInt = NewType('FlagsInt', int) +AmountDownloads = NewType('AmountDownloads', int) +PlayerUpdateId = NewType('PlayerUpdateId', str) +DownloadsIndex: TypeAlias = dict[YoutubeId, PathStr] +TemplateContext: TypeAlias = dict[ + str, None | bool | PlayerUpdateId | Optional[PathStr] | YoutubeId + | QueryText | QuotaCost | list[FlagName] | 'VideoFile' | 'YoutubeVideo' + | list['YoutubeVideo'] | list['YoutubeQuery'] + | list[tuple[YoutubeId, PathStr]] | list[tuple[PathStr, PathStr]]] + +# major expected directories +PATH_HOME = PathStr(environ.get('HOME', '')) +PATH_APP_DATA = PathStr(path_join(PATH_HOME, '.local/share/ytplom')) +PATH_CACHE = PathStr(path_join(PATH_HOME, '.cache/ytplom')) + +# paths for rather dynamic data +PATH_DOWNLOADS = PathStr(path_join(PATH_HOME, 'ytplom_downloads')) +PATH_DB = PathStr(path_join(PATH_APP_DATA, 'db.sql')) +PATH_TEMP = PathStr(path_join(PATH_CACHE, 'temp')) +PATH_THUMBNAILS = PathStr(path_join(PATH_CACHE, 'thumbnails')) + +# template paths +PATH_TEMPLATES = PathStr(path_join(PATH_APP_DATA, 'templates')) +NAME_TEMPLATE_QUERIES = PathStr('queries.tmpl') +NAME_TEMPLATE_RESULTS = PathStr('results.tmpl') +NAME_TEMPLATE_VIDEOS = PathStr('videos.tmpl') +NAME_TEMPLATE_VIDEO = PathStr('video.tmpl') +NAME_TEMPLATE_YT_VIDEO = PathStr('yt_video.tmpl') +NAME_TEMPLATE_PLAYLIST = PathStr('playlist.tmpl') + +# yt_dlp config +YT_DOWNLOAD_FORMAT = 'bestvideo[height<=1080][width<=1920]+bestaudio'\ + '/best[height<=1080][width<=1920]' +YT_DL_PARAMS = {'paths': {'home': PATH_DOWNLOADS, + 'temp': PATH_TEMP}, + 'format': YT_DOWNLOAD_FORMAT} + +# Youtube API expectations +YOUTUBE_URL_PREFIX = PathStr('https://www.youtube.com/watch?v=') +THUMBNAIL_URL_PREFIX = PathStr('https://i.ytimg.com/vi/') +THUMBNAIL_URL_SUFFIX = PathStr('/default.jpg') +QUOTA_COST_YOUTUBE_SEARCH = QuotaCost(100) +QUOTA_COST_YOUTUBE_DETAILS = QuotaCost(1) + +# local expectations +TIMESTAMP_FMT = '%Y-%m-%d %H:%M:%S.%f' +LEGAL_EXTENSIONS = {'webm', 'mp4', 'mkv'} + +# database stuff +EXPECTED_DB_VERSION = 0 +SQL_DB_VERSION = SqlText('PRAGMA user_version') +PATH_MIGRATIONS = PathStr(path_join(PATH_APP_DATA, 'migrations')) +PATH_DB_SCHEMA = PathStr(path_join(PATH_MIGRATIONS, + f'init_{EXPECTED_DB_VERSION}.sql')) + +# other +NAME_INSTALLER = PathStr('install.sh') +VIDEO_FLAGS: dict[FlagName, FlagsInt] = { + FlagName('delete'): FlagsInt(1 << 62) +} + + +class NotFoundException(Exception): + """Raise on expected data missing, e.g. DB fetches finding nothing.""" + + +class HandledException(Exception): + """Raise in any other case where we know what's happening.""" + + +def _ensure_expected_dirs(expected_dirs: list[PathStr]) -> None: + """Ensure existance of expected_dirs _as_ directories.""" + for dir_name in expected_dirs: + if not isdir(dir_name): + if path_exists(dir_name): + raise HandledException(f'at expected directory path {dir_name}' + 'found non-directory') + print(f'creating expected directory: {dir_name}') + makedirs(dir_name) + + +class DatabaseConnection: + """Wrapped sqlite3.Connection.""" + + def __init__(self, path: PathStr = PATH_DB) -> None: + self._path = path + if not isfile(self._path): + if path_exists(self._path): + raise HandledException(f'no DB at {self._path}; would create, ' + 'but something\'s already there?') + path_db_dir = dirname(self._path) + if not isdir(path_db_dir): + raise NotFoundException( + f'cannot find {path_db_dir} as directory to put DB ' + f'into, did you run {NAME_INSTALLER}?') + with sql_connect(self._path) as conn: + with open(PATH_DB_SCHEMA, 'r', encoding='utf8') as f: + conn.executescript(f.read()) + conn.execute(f'{SQL_DB_VERSION} = {EXPECTED_DB_VERSION}') + with sql_connect(self._path) as conn: + db_version = list(conn.execute(SQL_DB_VERSION))[0][0] + if db_version != EXPECTED_DB_VERSION: + raise HandledException(f'wrong database version {db_version}, ' + f'expected: {EXPECTED_DB_VERSION}') + self._conn = sql_connect(self._path) + + def exec(self, sql: SqlText, inputs: tuple[Any, ...] = tuple()) -> Cursor: + """Wrapper around sqlite3.Connection.execute.""" + return self._conn.execute(sql, inputs) + + def commit_close(self) -> None: + """Run sqlite3.Connection.commit and .close.""" + self._conn.commit() + self._conn.close() + + +class DbData: + """Abstraction of common DB operation.""" + _table_name: str + _cols: tuple[str, ...] + + def __eq__(self, other: Any) -> bool: + if not isinstance(other, self.__class__): + return False + for attr_name in self._cols: + if getattr(self, attr_name) != getattr(other, attr_name): + return False + return True + + @classmethod + def _from_table_row(cls, row: Row) -> Self: + kwargs = {} + for i, col_name in enumerate(cls._cols): + kwargs[col_name] = row[i] + return cls(**kwargs) + + @classmethod + def get_one(cls, conn: DatabaseConnection, id_: str) -> Self: + """Return single entry of id_ from DB.""" + sql = SqlText(f'SELECT * FROM {cls._table_name} WHERE id = ?') + row = conn.exec(sql, (id_,)).fetchone() + if not row: + msg = f'no entry found for ID "{id_}" in table {cls._table_name}' + raise NotFoundException(msg) + return cls._from_table_row(row) + + @classmethod + def get_all(cls, conn: DatabaseConnection) -> list[Self]: + """Return all entries from DB.""" + sql = SqlText(f'SELECT * FROM {cls._table_name}') + rows = conn.exec(sql).fetchall() + return [cls._from_table_row(row) for row in rows] + + def save(self, conn: DatabaseConnection) -> Cursor: + """Save entry to DB.""" + vals = [getattr(self, col_name) for col_name in self._cols] + q_marks = '(' + ','.join(['?'] * len(vals)) + ')' + sql = SqlText(f'REPLACE INTO {self._table_name} VALUES {q_marks}') + return conn.exec(sql, tuple(vals)) + + +class YoutubeQuery(DbData): + """Representation of YouTube query (without results).""" + _table_name = 'yt_queries' + _cols = ('id_', 'text', 'retrieved_at') + + def __init__(self, + id_: Optional[QueryId], + text: QueryText, + retrieved_at: DatetimeStr + ) -> None: + self.id_ = id_ if id_ else QueryId(str(uuid4())) + self.text = QueryText(text) + self.retrieved_at = retrieved_at + + @classmethod + def get_all_for_video(cls, + conn: DatabaseConnection, + video_id: YoutubeId + ) -> list[Self]: + """Return YoutubeQueries containing YoutubeVideo's ID in results.""" + sql = SqlText('SELECT query_id FROM ' + 'yt_query_results WHERE video_id = ?') + query_ids = conn.exec(sql, (video_id,)).fetchall() + return [cls.get_one(conn, query_id_tup[0]) + for query_id_tup in query_ids] + + +class YoutubeVideo(DbData): + """Representation of YouTube video metadata as provided by their API.""" + _table_name = 'yt_videos' + _cols = ('id_', 'title', 'description', 'published_at', 'duration', + 'definition') + + def __init__(self, + id_: YoutubeId, + title: ProseText = ProseText('?'), + description: ProseText = ProseText('?'), + published_at: DatetimeStr = DatetimeStr('?'), + duration: str = '?', + definition: str = '?' + ) -> None: + self.id_ = id_ + self.title = title + self.description = description + self.published_at = published_at + self.duration = duration + self.definition = definition + + def set_duration_from_yt_string(self, yt_string: str) -> None: + """Set .duration from the kind of format the YouTube API provides.""" + date_dur, time_dur = yt_string.split('T') + seconds = 0 + date_dur = date_dur[1:] + for dur_char, len_seconds in (('Y', 60*60*24*365.25), + ('M', 60*60*24*30), + ('D', 60*60*24)): + if dur_char in date_dur: + dur_str, date_dur = date_dur.split(dur_char) + seconds += int(dur_str) * int(len_seconds) + for dur_char, len_seconds in (('H', 60*60), + ('M', 60), + ('S', 1)): + if dur_char in time_dur: + dur_str, time_dur = time_dur.split(dur_char) + seconds += int(dur_str) * len_seconds + seconds_str = str(seconds % 60) + minutes_str = str(seconds // 60) + hours_str = str(seconds // (60 * 60)) + self.duration = ':'.join([f'0{s}' if len(s) == 1 else s for s + in (hours_str, minutes_str, seconds_str)]) + + @classmethod + def get_all_for_query(cls, + conn: DatabaseConnection, + query_id: QueryId + ) -> list[Self]: + """Return all videos for query of query_id.""" + sql = SqlText('SELECT video_id ' + 'FROM yt_query_results WHERE query_id = ?') + video_ids = conn.exec(sql, (query_id,)).fetchall() + return [cls.get_one(conn, video_id_tup[0]) + for video_id_tup in video_ids] + + def save_to_query(self, + conn: DatabaseConnection, + query_id: QueryId + ) -> None: + """Save inclusion of self in results to query of query_id.""" + conn.exec(SqlText('REPLACE INTO yt_query_results VALUES (?, ?)'), + (query_id, self.id_)) + + +class VideoFile(DbData): + """Collects data about downloaded files.""" + _table_name = 'files' + _cols = ('rel_path', 'yt_id', 'flags') + + def __init__(self, rel_path: PathStr, yt_id: YoutubeId, flags=FlagsInt(0) + ) -> None: + self.rel_path = rel_path + self.yt_id = yt_id + self.flags = flags + + @classmethod + def get_by_yt_id(cls, conn: DatabaseConnection, yt_id: YoutubeId) -> Self: + """Return VideoFile of .yt_id.""" + sql = SqlText(f'SELECT * FROM {cls._table_name} WHERE yt_id = ?') + row = conn.exec(sql, (yt_id,)).fetchone() + if not row: + raise NotFoundException(f'no entry for file to Youtube ID {yt_id}') + return cls._from_table_row(row) + + @property + def full_path(self) -> PathStr: + """Return self.rel_path suffixed under PATH_DOWNLOADS.""" + return PathStr(path_join(PATH_DOWNLOADS, self.rel_path)) + + @property + def present(self) -> bool: + """Return if file exists in filesystem.""" + return path_exists(self.full_path) + + @property + def missing(self) -> bool: + """Return if file absent despite absence of 'delete' flag.""" + return not (self.flag_set(FlagName('delete')) or self.present) + + def flag_set(self, flag_name: FlagName) -> bool: + """Return if flag of flag_name is set in self.flags.""" + return self.flags & VIDEO_FLAGS[flag_name] + + def ensure_absence_if_deleted(self) -> None: + """If 'delete' flag set, ensure no actual file in filesystem.""" + if self.flag_set(FlagName('delete')) and path_exists(self.full_path): + print(f'SYNC: {self.rel_path} set "delete", ' + 'removing from filesystem.') + os_remove(self.full_path) + + +class QuotaLog(DbData): + """Collects API access quota costs.""" + _table_name = 'quota_costs' + _cols = ('id_', 'timestamp', 'cost') + + def __init__(self, + id_: Optional[str], + timestamp: DatetimeStr, + cost: QuotaCost + ) -> None: + self.id_ = id_ if id_ else str(uuid4()) + self.timestamp = timestamp + self.cost = cost + + @classmethod + def update(cls, conn: DatabaseConnection, cost: QuotaCost) -> None: + """Adds cost mapped to current datetime.""" + cls._remove_old(conn) + new = cls(None, + DatetimeStr(datetime.now().strftime(TIMESTAMP_FMT)), + QuotaCost(cost)) + new.save(conn) + + @classmethod + def current(cls, conn: DatabaseConnection) -> QuotaCost: + """Returns quota cost total for last 24 hours, purges old data.""" + cls._remove_old(conn) + quota_costs = cls.get_all(conn) + return QuotaCost(sum(c.cost for c in quota_costs)) + + @classmethod + def _remove_old(cls, conn: DatabaseConnection) -> None: + cutoff = datetime.now() - timedelta(days=1) + sql = SqlText(f'DELETE FROM {cls._table_name} WHERE timestamp < ?') + conn.exec(SqlText(sql), (cutoff.strftime(TIMESTAMP_FMT),)) + + +class Player: + """MPV representation with some additional features.""" + _idx: int + + def __init__(self) -> None: + self.last_update = PlayerUpdateId('') + self._load_filenames() + self._mpv: Optional[MPV] = None + + def _load_filenames(self) -> None: + self._filenames = [PathStr(e.path) for e in scandir(PATH_DOWNLOADS) + if isfile(e.path) + and splitext(e.path)[1][1:] in LEGAL_EXTENSIONS] + shuffle(self._filenames) + self._idx = 0 + + @property + def _mpv_available(self) -> bool: + return bool(self._mpv and not self._mpv.core_shutdown) + + @staticmethod + def _if_mpv_available(f) -> Callable: + def wrapper(self): + return f(self) if self._mpv else None + return wrapper + + def _signal_update(self) -> None: + self.last_update = PlayerUpdateId(f'{self._idx}:{time()}') + + def _start_mpv(self) -> None: + self._mpv = MPV(input_default_bindings=True, + input_vo_keyboard=True, + config=True) + self._mpv.observe_property('pause', lambda a, b: self._signal_update()) + + @self._mpv.event_callback('start-file') + def on_start_file(_) -> None: + assert self._mpv is not None + self._mpv.pause = False + self._idx = self._mpv.playlist_pos + self._signal_update() + + @self._mpv.event_callback('shutdown') + def on_shutdown(_) -> None: + self._mpv = None + self._signal_update() + + for path in self._filenames: + self._mpv.playlist_append(path) + self._mpv.playlist_play_index(self._idx) + + @_if_mpv_available + def _kill_mpv(self) -> None: + assert self._mpv is not None + self._mpv.terminate() + self._mpv = None + + @property + def current_filename(self) -> Optional[PathStr]: + """Return what we assume is the name of the currently playing file.""" + if not self._filenames: + return None + return PathStr(basename(self._filenames[self._idx])) + + @property + def prev_files(self) -> list[PathStr]: + """List 'past' files of playlist.""" + return list(reversed(self._filenames[:self._idx])) + + @property + def next_files(self) -> list[PathStr]: + """List 'coming' files of playlist.""" + return self._filenames[self._idx + 1:] + + @property + def is_running(self) -> bool: + """Return if player is running/available.""" + return self._mpv_available + + @property + def is_paused(self) -> bool: + """Return if player is paused.""" + if self._mpv_available: + assert self._mpv is not None + return self._mpv.pause + return False + + def toggle_run(self) -> None: + """Toggle player running.""" + if self._mpv_available: + self._kill_mpv() + else: + self._start_mpv() + self._signal_update() + + @_if_mpv_available + def toggle_pause(self) -> None: + """Toggle player pausing.""" + assert self._mpv is not None + self._mpv.pause = not self._mpv.pause + self._signal_update() + + @_if_mpv_available + def prev(self) -> None: + """Move player to previous item in playlist.""" + assert self._mpv is not None + if self._mpv.playlist_pos > 0: + self._mpv.playlist_prev() + else: + self._mpv.playlist_play_index(0) + + @_if_mpv_available + def next(self) -> None: + """Move player to next item in playlist.""" + assert self._mpv is not None + max_idx: int = len(self._mpv.playlist_filenames) - 1 + if self._mpv.playlist_pos < len(self._mpv.playlist_filenames) - 1: + self._mpv.playlist_next() + else: + self._mpv.playlist_play_index(max_idx) + + def reload(self) -> None: + """Close MPV, re-read (and re-shuffle) filenames, then re-start MPV.""" + self._kill_mpv() + self._load_filenames() + self._start_mpv() + self._signal_update() + + +class DownloadsDb: + """Collections downloading-related stuff.""" + + def __init__(self) -> None: + self._to_download: list[YoutubeId] = [] + _ensure_expected_dirs([PATH_DOWNLOADS, PATH_TEMP]) + self._sync_db() + + def _sync_db(self): + conn = DatabaseConnection() + files_via_db = VideoFile.get_all(conn) + old_cwd = getcwd() + chdir(PATH_DOWNLOADS) + paths = [file.rel_path for file in files_via_db] + for path in [PathStr(e.path) for e in scandir() if isfile(e.path)]: + if path not in paths: + yt_id = self._id_from_filename(path) + file = VideoFile(path, yt_id) + print(f'SYNC: new file {path}, saving with YT ID "{yt_id}".') + file.save(conn) + self._files = VideoFile.get_all(conn) + for file in self._files: + file.ensure_absence_if_deleted() + chdir(old_cwd) + conn.commit_close() + + @staticmethod + def _id_from_filename(path: PathStr, + double_split: bool = False + ) -> YoutubeId: + before_ext = splitext(path)[0] + if double_split: + before_ext = splitext(before_ext)[0] + return YoutubeId(before_ext.split('[')[-1].split(']')[0]) + + @property + def missing(self) -> list[PathStr]: + """Return relative paths of files known but not in PATH_DOWNLOADS.""" + self._sync_db() + return [f.rel_path for f in self._files if f.missing] + + @property + def ids_to_paths(self) -> DownloadsIndex: + """Return mapping YoutubeIds:paths of files downloaded to them.""" + self._sync_db() + return {f.yt_id: f.full_path for f in self._files} + + @property + def ids_unfinished(self) -> set[YoutubeId]: + """Return set of IDs of videos awaiting or currently in download.""" + in_temp_dir = [] + for path in [PathStr(e.path) for e + in scandir(PATH_TEMP) if isfile(e.path)]: + in_temp_dir += [self._id_from_filename(path)] + return set(self._to_download + in_temp_dir) + + def clean_unfinished(self) -> None: + """Empty temp directory of unfinished downloads.""" + for e in [e for e in scandir(PATH_TEMP) if isfile(e.path)]: + print(f'removing unfinished download: {e.path}') + os_remove(e.path) + + def queue_download(self, video_id: YoutubeId) -> None: + """Add video_id to download queue *if* not already processed.""" + pre_existing = self.ids_unfinished | set(self._to_download + + list(self.ids_to_paths)) + if video_id not in pre_existing: + self._to_download += [video_id] + + def _download_next(self) -> None: + if self._to_download: + video_id = self._to_download.pop(0) + with YoutubeDL(YT_DL_PARAMS) as ydl: + ydl.download([f'{YOUTUBE_URL_PREFIX}{video_id}']) + self._sync_db() + + def download_loop(self) -> None: + """Keep iterating through download queue for new download tasks.""" + while True: + sleep(0.5) + self._download_next() + + +class Server(HTTPServer): + """Extension of HTTPServer providing for Player and DownloadsDb.""" + + def __init__(self, downloads_db: DownloadsDb, *args, **kwargs) -> None: + super().__init__(*args, **kwargs) + self.jinja = JinjaEnv(loader=JinjaFSLoader(PATH_TEMPLATES)) + self.player = Player() + self.downloads = downloads_db + + +class TaskHandler(BaseHTTPRequestHandler): + """Handler for GET and POST requests to our server.""" + server: Server + + def _send_http(self, + content: bytes = b'', + headers: Optional[list[tuple[str, str]]] = None, + code: int = 200 + ) -> None: + headers = headers if headers else [] + self.send_response(code) + for header_tuple in headers: + self.send_header(header_tuple[0], header_tuple[1]) + self.end_headers() + if content: + self.wfile.write(content) + + def do_POST(self) -> None: # pylint:disable=invalid-name + """Map POST requests to handlers for various paths.""" + url = urlparse(self.path) + toks_url: list[str] = url.path.split('/') + page_name = toks_url[1] + body_length = int(self.headers['content-length']) + postvars = parse_qs(self.rfile.read(body_length).decode()) + if 'playlist' == page_name: + self._post_player_command(list(postvars.keys())[0]) + elif 'video' == page_name: + self._post_video_flag(YoutubeId(toks_url[2]), + [FlagName(k) for k in postvars]) + elif 'queries' == page_name: + self._post_query(QueryText(postvars['query'][0])) + + def _post_player_command(self, command: str) -> None: + if 'pause' == command: + self.server.player.toggle_pause() + elif 'prev' == command: + self.server.player.prev() + elif 'next' == command: + self.server.player.next() + elif 'stop' == command: + self.server.player.toggle_run() + elif 'reload' == command: + self.server.player.reload() + sleep(0.5) # avoid redir happening before current_file update + self._send_http(headers=[('Location', '/')], code=302) + + def _post_video_flag(self, + yt_id: YoutubeId, + flag_names: list[FlagName] + ) -> None: + conn = DatabaseConnection() + file = VideoFile.get_by_yt_id(conn, yt_id) + file.flags = 0 + for flag_name in flag_names: + file.flags |= VIDEO_FLAGS[flag_name] + file.save(conn) + conn.commit_close() + file.ensure_absence_if_deleted() + self._send_http(headers=[('Location', f'/video/{yt_id}')], code=302) + + def _post_query(self, query_txt: QueryText) -> None: + conn = DatabaseConnection() + + def collect_results(query_txt: QueryText) -> list[YoutubeVideo]: + _ensure_expected_dirs([PATH_THUMBNAILS]) + youtube = googleapiclient.discovery.build('youtube', 'v3', + developerKey=API_KEY) + QuotaLog.update(conn, QUOTA_COST_YOUTUBE_SEARCH) + search_request = youtube.search().list( + q=query_txt, + part='snippet', + maxResults=25, + safeSearch='none', + type='video') + results: list[YoutubeVideo] = [] + ids_to_detail: list[YoutubeId] = [] + for item in search_request.execute()['items']: + video_id: YoutubeId = item['id']['videoId'] + ids_to_detail += [video_id] + snippet = item['snippet'] + urlretrieve(snippet['thumbnails']['default']['url'], + path_join(PATH_THUMBNAILS, f'{video_id}.jpg')) + results += [YoutubeVideo(id_=video_id, + title=snippet['title'], + description=snippet['description'], + published_at=snippet['publishedAt'])] + QuotaLog.update(conn, QUOTA_COST_YOUTUBE_DETAILS) + ids_for_details = ','.join([r.id_ for r in results]) + videos_request = youtube.videos().list(id=ids_for_details, + part='content_details') + unfinished_streams: list[YoutubeId] = [] + for i, detailed in enumerate(videos_request.execute()['items']): + result = results[i] + assert result.id_ == detailed['id'] + content_details: dict[str, str] = detailed['contentDetails'] + if 'P0D' == content_details['duration']: + unfinished_streams += [result.id_] + continue + result.set_duration_from_yt_string(content_details['duration']) + result.definition = content_details['definition'].upper() + return [r for r in results if r.id_ not in unfinished_streams] + + query_data = YoutubeQuery( + None, query_txt, + DatetimeStr(datetime.now().strftime(TIMESTAMP_FMT))) + query_data.save(conn) + for result in collect_results(query_txt): + result.save(conn) + result.save_to_query(conn, query_data.id_) + conn.commit_close() + self._send_http(headers=[('Location', f'/query/{query_data.id_}')], + code=302) + + def do_GET(self) -> None: # pylint:disable=invalid-name + """Map GET requests to handlers for various paths.""" + url = urlparse(self.path) + toks_url: list[str] = url.path.split('/') + page_name = toks_url[1] + try: + if 'thumbnails' == page_name: + self._send_thumbnail(PathStr(toks_url[2])) + elif 'dl' == page_name: + self._send_or_download_video(YoutubeId(toks_url[2])) + elif 'videos' == page_name: + self._send_videos_index() + elif 'video' == page_name: + self._send_video_data(YoutubeId(toks_url[2])) + elif 'yt_video' == page_name: + self._send_yt_video_data(YoutubeId(toks_url[2])) + elif 'missing.json' == page_name: + self._send_missing_json() + elif 'query' == page_name: + self._send_query_page(QueryId(toks_url[2])) + elif 'queries' == page_name: + self._send_queries_index_and_search() + elif '_last_playlist_update.json' == page_name: + self._send_last_playlist_update() + else: # e.g. for / + self._send_playlist() + except NotFoundException as e: + self._send_http(bytes(str(e), 'utf8'), code=404) + + def _send_rendered_template(self, + tmpl_name: PathStr, + tmpl_ctx: TemplateContext + ) -> None: + tmpl = self.server.jinja.get_template(tmpl_name) + html = tmpl.render(**tmpl_ctx) + self._send_http(bytes(html, 'utf8')) + + def _send_thumbnail(self, filename: PathStr) -> None: + _ensure_expected_dirs([PATH_THUMBNAILS]) + path_thumbnail = path_join(PATH_THUMBNAILS, filename) + if not path_exists(path_thumbnail): + video_id = splitext(filename)[0] + url = f'{THUMBNAIL_URL_PREFIX}{video_id}{THUMBNAIL_URL_SUFFIX}' + try: + urlretrieve(url, path_join(PATH_THUMBNAILS, f'{video_id}.jpg')) + except HTTPError as e: + if 404 == e.code: + raise NotFoundException from e + raise e + with open(path_thumbnail, 'rb') as f: + img = f.read() + self._send_http(img, [('Content-type', 'image/jpg')]) + + def _send_or_download_video(self, video_id: YoutubeId) -> None: + if video_id in self.server.downloads.ids_to_paths: + with open(self.server.downloads.ids_to_paths[video_id], + 'rb') as video_file: + video = video_file.read() + self._send_http(content=video) + return + self.server.downloads.queue_download(video_id) + self._send_http(headers=[('Location', f'/yt_video/{video_id}')], + code=302) + + def _send_query_page(self, query_id: QueryId) -> None: + conn = DatabaseConnection() + query = YoutubeQuery.get_one(conn, str(query_id)) + results = YoutubeVideo.get_all_for_query(conn, query_id) + conn.commit_close() + self._send_rendered_template( + NAME_TEMPLATE_RESULTS, + {'query': query.text, 'videos': results}) + + def _send_queries_index_and_search(self) -> None: + conn = DatabaseConnection() + quota_count = QuotaLog.current(conn) + queries_data = YoutubeQuery.get_all(conn) + conn.commit_close() + queries_data.sort(key=lambda q: q.retrieved_at, reverse=True) + self._send_rendered_template( + NAME_TEMPLATE_QUERIES, {'queries': queries_data, + 'quota_count': quota_count}) + + def _send_yt_video_data(self, video_id: YoutubeId) -> None: + conn = DatabaseConnection() + linked_queries = YoutubeQuery.get_all_for_video(conn, video_id) + try: + video_data = YoutubeVideo.get_one(conn, video_id) + except NotFoundException: + video_data = YoutubeVideo(video_id) + conn.commit_close() + self._send_rendered_template( + NAME_TEMPLATE_YT_VIDEO, + {'video_data': video_data, + 'is_temp': video_id in self.server.downloads.ids_unfinished, + 'file_path': self.server.downloads.ids_to_paths.get(video_id, + None), + 'youtube_prefix': YOUTUBE_URL_PREFIX, + 'queries': linked_queries}) + + def _send_video_data(self, yt_id: YoutubeId) -> None: + conn = DatabaseConnection() + file = VideoFile.get_by_yt_id(conn, yt_id) + conn.commit_close() + self._send_rendered_template( + NAME_TEMPLATE_VIDEO, + {'file': file, 'flag_names': list(VIDEO_FLAGS)}) + + def _send_videos_index(self) -> None: + videos = [(id_, PathStr(basename(path))) + for id_, path in self.server.downloads.ids_to_paths.items()] + videos.sort(key=lambda t: t[1]) + self._send_rendered_template(NAME_TEMPLATE_VIDEOS, {'videos': videos}) + + def _send_missing_json(self) -> None: + self._send_http( + bytes(json_dumps(self.server.downloads.missing), 'utf8'), + headers=[('Content-type', 'application/json')]) + + def _send_last_playlist_update(self) -> None: + payload: dict[str, PlayerUpdateId] = { + 'last_update': self.server.player.last_update} + self._send_http(bytes(json_dumps(payload), 'utf8'), + headers=[('Content-type', 'application/json')]) + + def _send_playlist(self) -> None: + tuples: list[tuple[PathStr, PathStr]] = [] + i: int = 0 + while True: + prev, next_ = PathStr(''), PathStr('') + if len(self.server.player.prev_files) > i: + prev = PathStr(basename(self.server.player.prev_files[i])) + if len(self.server.player.next_files) > i: + next_ = PathStr(basename(self.server.player.next_files[i])) + if not prev + next_: + break + tuples += [(prev, next_)] + i += 1 + self._send_rendered_template( + NAME_TEMPLATE_PLAYLIST, + {'last_update': self.server.player.last_update, + 'running': self.server.player.is_running, + 'paused': self.server.player.is_paused, + 'current_title': self.server.player.current_filename, + 'tuples': tuples}) diff --git a/sync.py b/sync.py deleted file mode 100755 index fb02e05..0000000 --- a/sync.py +++ /dev/null @@ -1,109 +0,0 @@ -#!/usr/bin/env python3 -"""Script to sync between local and remote instances.""" - -# included libs -from typing import Callable, TypeAlias -from json import loads as json_loads -from os import environ, remove as os_remove -from os.path import join as path_join -from urllib.request import urlopen -# non-included libs -from paramiko import SSHClient # type: ignore -from scp import SCPClient # type: ignore -from ytplom.misc import ( - PATH_DB, PATH_DOWNLOADS, - DatabaseConnection, PathStr, QueryId, QuotaLog, VideoFile, - YoutubeQuery, YoutubeVideo) - - -# what we might want to manually define per environs -YTPLOM_REMOTE = environ.get('YTPLOM_REMOTE') -YTPLOM_PORT = environ.get('YTPLOM_PORT') - -# type definitions for mypy -RowData: TypeAlias = tuple[str, - list[QuotaLog] | list[YoutubeQuery] - | list[YoutubeVideo] | list[VideoFile], - DatabaseConnection] -RelationData: TypeAlias = tuple[str, list[YoutubeVideo], DatabaseConnection] - - -PATH_DB_REMOTE = PathStr('remote_db.sql') -URL_MISSING_JSON = f'http://{YTPLOM_REMOTE}:{YTPLOM_PORT}/missing.json' - - -def back_and_forth(sync_func: Callable, - arg_twins: tuple[RowData, RowData], - shared: str - ) -> None: - """Apply sync_func twice, once reversing the two arg_twins items.""" - sync_func(arg_twins[0], arg_twins[1], shared) - sync_func(arg_twins[1], arg_twins[0], shared) - - -def sync_objects(row_data_1st: RowData, - row_data_2nd: RowData, - id_name: str - ) -> None: - """Ensure objects from row_data_1st are in row_data_2nd objects, DB.""" - name_1st, objs_1st, _ = row_data_1st - name_2nd, objs_2nd, db_2nd = row_data_2nd - for obj in [obj for obj in objs_1st if obj not in objs_2nd]: - print(f'SYNC: adding {name_1st}->{name_2nd} {getattr(obj, id_name)}') - obj.save(db_2nd) - - -def sync_relations(relation_1st: RelationData, - relation_2nd: RelationData, - yt_query_id: QueryId - ) -> None: - """Ensure query<->video relation_2nd in relation_1st DB.""" - name_1st, videos_for_query_1st, db_1st = relation_1st - name_2nd, videos_for_query_2nd, _ = relation_2nd - for yt_video_2nd in [v for v in videos_for_query_2nd - if v not in videos_for_query_1st]: - print(f'SYNC: adding {name_2nd}->{name_1st} mapping ' - f'of {yt_video_2nd.id_} to {yt_query_id}') - yt_video_2nd.save_to_query(db_1st, yt_query_id) - - -if __name__ == '__main__': - - ssh = SSHClient() - ssh.load_system_host_keys() - ssh.connect(YTPLOM_REMOTE) - scp = SCPClient(ssh.get_transport()) - - scp.get(PATH_DB, PATH_DB_REMOTE) - local_db = DatabaseConnection(PATH_DB) - remote_db = DatabaseConnection(PATH_DB_REMOTE) - - for cls in (QuotaLog, YoutubeQuery, YoutubeVideo, VideoFile): - objs_local, objs_remote = cls.get_all(local_db), cls.get_all(remote_db) - obj_arg_twins = (('local', objs_local, local_db), - ('remote', objs_remote, remote_db)) - back_and_forth(sync_objects, obj_arg_twins, - 'rel_path' if cls is VideoFile else 'id_') - for yt_video_local in YoutubeVideo.get_all(local_db): - for yt_query_local in YoutubeQuery.get_all_for_video( - local_db, yt_video_local.id_): - videos_for_query_remote = YoutubeVideo.get_all_for_query( - remote_db, yt_query_local.id_) - videos_for_query_local = YoutubeVideo.get_all_for_query( - local_db, yt_query_local.id_) - rel_arg_twins = (('local', videos_for_query_local, local_db), - ('remote', videos_for_query_remote, remote_db)) - back_and_forth(sync_relations, rel_arg_twins, yt_query_local.id_) - with urlopen(URL_MISSING_JSON) as response: - missing = json_loads(response.read()) - for path in missing: - print(f'SYNC: sending local->remote file {path}') - scp.put(path_join(PATH_DOWNLOADS, path), - path_join(PATH_DOWNLOADS, path)) - - local_db.commit_close() - remote_db.commit_close() - scp.put(PATH_DB_REMOTE, PATH_DB) - os_remove(PATH_DB_REMOTE) - - scp.close() diff --git a/ytplom b/ytplom index e31cb50..64d1981 100755 --- a/ytplom +++ b/ytplom @@ -1,12 +1,17 @@ #!/usr/bin/sh set -e -set -x PATH_APP_SHARE=~/.local/share/ytplom PATH_VENV="${PATH_APP_SHARE}/venv" +if [ ! "$1" = 'serve' ] && [ ! "$1" = 'sync' ]; then + echo "Need argument (either 'serve' or 'sync')." + false +fi + python3 -m venv "${PATH_VENV}" . "${PATH_VENV}/bin/activate" +echo "Checking dependencies." pip3 install -r "${PATH_APP_SHARE}/requirements.txt" export PYTHONPATH="${PATH_APP_SHARE}:${PYTHONPATH}" -python3 "${PATH_APP_SHARE}/ytplom.py" +python3 "${PATH_APP_SHARE}/${1}.py"