1445 lines
38 KiB
Python
1445 lines
38 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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TODO
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1) Table feeds:
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category
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type (atom, rdf, rss0.9. rss2 etc.)
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2) Function mark_all_read for entries of given feed
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3) Statistics
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"""
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import sqlite3
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import asyncio
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from sqlite3 import Error
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from datetime import date
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import confighandler
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import datahandler
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import datetimehandler
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# from eliot import start_action, to_file
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# # with start_action(action_type="list_feeds()", db=db_file):
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# # with start_action(action_type="last_entries()", num=num):
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# # with start_action(action_type="get_feeds()"):
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# # with start_action(action_type="remove_entry()", source=source):
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# # with start_action(action_type="search_entries()", query=query):
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# # with start_action(action_type="check_entry()", link=link):
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# aiosqlite
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DBLOCK = asyncio.Lock()
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CURSORS = {}
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def create_connection(db_file):
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"""
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Create a database connection to the SQLite database
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specified by db_file.
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Parameters
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----------
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db_file : str
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Path to database file.
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Returns
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-------
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conn : object
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Connection object or None.
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"""
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conn = None
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try:
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conn = sqlite3.connect(db_file)
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return conn
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except Error as e:
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print(e)
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return conn
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def create_tables(db_file):
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"""
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Create SQLite tables.
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Parameters
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----------
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db_file : str
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Path to database file.
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"""
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with create_connection(db_file) as conn:
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feeds_table_sql =(
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"CREATE TABLE IF NOT EXISTS feeds ("
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"id INTEGER PRIMARY KEY,"
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"name TEXT,"
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"address TEXT NOT NULL,"
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"enabled INTEGER NOT NULL,"
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"scanned TEXT,"
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"updated TEXT,"
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"status INTEGER,"
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"valid INTEGER"
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");"
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)
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entries_table_sql = (
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"CREATE TABLE IF NOT EXISTS entries ("
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"id INTEGER PRIMARY KEY,"
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"title TEXT NOT NULL,"
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"summary TEXT NOT NULL,"
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"link TEXT NOT NULL,"
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"entry_id TEXT,"
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"source TEXT NOT NULL,"
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"timestamp TEXT,"
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"read INTEGER"
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");"
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)
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archive_table_sql = (
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"CREATE TABLE IF NOT EXISTS archive ("
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"id INTEGER PRIMARY KEY,"
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"title TEXT NOT NULL,"
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"summary TEXT NOT NULL,"
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"link TEXT NOT NULL,"
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"entry_id TEXT,"
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"source TEXT NOT NULL,"
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"timestamp TEXT,"
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"read INTEGER"
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");"
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)
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# statistics_table_sql = (
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# "CREATE TABLE IF NOT EXISTS statistics ("
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# "id INTEGER PRIMARY KEY,"
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# "title TEXT NOT NULL,"
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# "number INTEGER"
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# ");"
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# )
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settings_table_sql = (
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"CREATE TABLE IF NOT EXISTS settings ("
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"id INTEGER PRIMARY KEY,"
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"key TEXT NOT NULL,"
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"value INTEGER"
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");"
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)
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cur = conn.cursor()
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# cur = get_cursor(db_file)
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cur.execute(feeds_table_sql)
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cur.execute(entries_table_sql)
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cur.execute(archive_table_sql)
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# cur.execute(statistics_table_sql)
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cur.execute(settings_table_sql)
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def get_cursor(db_file):
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"""
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Allocate a cursor to connection per database.
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Parameters
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----------
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db_file : str
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Path to database file.
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Returns
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-------
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CURSORS[db_file] : object
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Cursor.
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"""
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if db_file in CURSORS:
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return CURSORS[db_file]
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else:
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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CURSORS[db_file] = cur
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return CURSORS[db_file]
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async def add_feed(db_file, url, title=None, status=None):
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"""
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Add a new feed into the feeds table.
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Parameters
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----------
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db_file : str
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Path to database file.
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url : str
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URL.
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title : str, optional
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Feed Title. The default is None.
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status : str, optional
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HTTP status code. The default is None.
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Returns
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-------
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msg : str
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Message.
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"""
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#TODO consider async with DBLOCK
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#conn = create_connection(db_file)
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# with create_connection(db_file) as conn:
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# #exist = await check_feed_exist(conn, url)
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# exist = await check_feed_exist(db_file, url)
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# if not exist:
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# status = await main.download_feed(url)
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# else:
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# return "News source is already listed in the subscription list"
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async with DBLOCK:
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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# title = feed["feed"]["title"]
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feed = (title, url, 1, status, 1)
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sql = (
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"INSERT INTO feeds("
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"name, address, enabled, status, valid"
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")"
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"VALUES(?, ?, ?, ?, ?) "
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)
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cur.execute(sql, feed)
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source = title if title else '<' + url + '>'
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msg = (
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"> {}\nNews source \"{}\" has been added "
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"to subscription list."
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).format(url, source)
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return msg
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async def remove_feed(db_file, ix):
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"""
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Delete a feed by feed ID.
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Parameters
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----------
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db_file : str
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Path to database file.
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ix : str
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Index of feed.
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Returns
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-------
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msg : str
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Message.
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"""
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with create_connection(db_file) as conn:
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async with DBLOCK:
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cur = conn.cursor()
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try:
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sql = (
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"SELECT address "
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"FROM feeds "
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"WHERE id = ?"
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)
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# cur
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# for i in url:
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# url = i[0]
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url = cur.execute(sql, (ix,)).fetchone()[0]
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sql = (
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"SELECT name "
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"FROM feeds "
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"WHERE id = ?"
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)
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name = cur.execute(sql, (ix,)).fetchone()[0]
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# NOTE Should we move DBLOCK to this line? 2022-12-23
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sql = (
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"DELETE "
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"FROM entries "
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"WHERE source = ?"
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)
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cur.execute(sql, (url,))
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sql = (
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"DELETE "
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"FROM archive "
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"WHERE source = ?"
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)
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cur.execute(sql, (url,))
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sql = (
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"DELETE FROM feeds "
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"WHERE id = ?"
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)
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cur.execute(sql, (ix,))
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msg = (
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"> {}\nNews source \"{}\" has been removed "
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"from subscription list."
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).format(url, name)
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except:
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msg = (
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"No news source with ID {}."
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).format(ix)
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return msg
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async def check_feed_exist(db_file, url):
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"""
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Check whether a feed exists.
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Query for feeds by given url.
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Parameters
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----------
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db_file : str
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Path to database file.
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url : str
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URL.
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Returns
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-------
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result : list
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List of ID and Name of feed.
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"""
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cur = get_cursor(db_file)
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sql = (
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"SELECT id, name "
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"FROM feeds "
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"WHERE address = ?"
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)
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result = cur.execute(sql, (url,)).fetchone()
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return result
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async def get_number_of_items(db_file, table):
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"""
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Return number of entries or feeds.
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Parameters
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----------
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db_file : str
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Path to database file.
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table : str
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"entries" or "feeds".
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Returns
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-------
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count : ?
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Number of rows.
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"""
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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sql = (
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"SELECT count(id) "
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"FROM {}"
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).format(table)
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count = cur.execute(sql).fetchone()[0]
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return count
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async def get_number_of_feeds_active(db_file):
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"""
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Return number of active feeds.
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Parameters
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----------
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db_file : str
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Path to database file.
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Returns
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-------
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count : ?
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Number of rows.
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"""
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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sql = (
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"SELECT count(id) "
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"FROM feeds "
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"WHERE enabled = 1"
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)
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count = cur.execute(sql).fetchone()[0]
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return count
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async def get_number_of_entries_unread(db_file):
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"""
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Return number of unread items.
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Parameters
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----------
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db_file : str
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Path to database file.
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Returns
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-------
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count : ?
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Number of rows.
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"""
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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sql = (
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"SELECT "
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"("
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"SELECT count(id) "
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"FROM entries "
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"WHERE read = 0"
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") "
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"+ "
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"("
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"SELECT count(id) "
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"FROM archive"
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") "
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"AS total_count"
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)
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count = cur.execute(sql).fetchone()[0]
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return count
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# TODO Read from entries and archives
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async def get_entry_unread(db_file, num=None):
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"""
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Extract information from unread entries.
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Parameters
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----------
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db_file : str
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Path to database file.
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num : str, optional
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Number. The default is None.
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Returns
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-------
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entry : str
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News item message.
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"""
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if not num:
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num = await get_settings_value(db_file, "quantum")
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else:
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num = int(num)
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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# sql = (
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# "SELECT id "
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# "FROM entries "
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# "WHERE read = 0 "
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# "LIMIT 1"
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# )
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# sql = ("SELECT id "
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# "FROM entries "
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# "WHERE read = 0 "
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# "ORDER BY timestamp DESC "
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# "LIMIT 1"
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# )
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# sql = (
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# "SELECT id, title, summary, link "
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# "FROM entries "
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# "WHERE read = 0 "
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# "ORDER BY timestamp "
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# "DESC LIMIT :num"
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# )
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sql = (
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"SELECT id, title, summary, link, timestamp "
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"FROM entries "
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"WHERE read = 0 "
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"UNION ALL "
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"SELECT id, title, summary, link, timestamp "
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"FROM archive "
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"ORDER BY timestamp "
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"DESC LIMIT :num"
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)
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results = cur.execute(sql, (num,))
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results = results.fetchall()
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# TODO Add filtering
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# TODO Do this when entry is added to list and mark it as read
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# DONE!
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# results = []
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# if get_settings_value(db_file, "filter-deny"):
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# while len(results) < num:
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# result = cur.execute(sql).fetchone()
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# blacklist = await get_settings_value(db_file, "filter-deny").split(",")
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# for i in blacklist:
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# if i in result[1]:
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# continue
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# print("rejected:", result[1])
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# print("accepted:", result[1])
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# results.extend([result])
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# news_list = "You've got {} news items:\n".format(num)
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news_list = ""
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# NOTE Why doesn't this work without list?
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# i.e. for result in results
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# for result in results.fetchall():
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for result in results:
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ix = result[0]
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title = result[1]
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summary = result[2]
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link = result[3]
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if num > 1:
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news_list += (
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"\n{}\n{}\n"
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).format(
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str(title),
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str(link)
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)
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else:
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news_list = (
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"{}\n\n{}\n\n{}"
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).format(
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str(title),
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str(summary),
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str(link)
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)
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async with DBLOCK:
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# NOTE: We can use DBLOCK once for both
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# functions, because, due to exclusive
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# ID, only one can ever occur.
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await mark_as_read(cur, ix)
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await delete_entry(cur, ix)
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return news_list
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async def mark_as_read(cur, ix):
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"""
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Set read status of entry.
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Parameters
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----------
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db_file : str
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Path to database file.
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ix : str
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Index of entry.
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"""
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sql = (
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"UPDATE entries "
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"SET summary = '', read = 1 "
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"WHERE id = ?"
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)
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cur.execute(sql, (ix,))
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async def delete_entry(cur, ix):
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"""
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Delete entry from table archive.
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Parameters
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----------
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db_file : str
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Path to database file.
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ix : str
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Index of entry.
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"""
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sql = (
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"DELETE FROM archive "
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"WHERE id = ?"
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)
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cur.execute(sql, (ix,))
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async def statistics(db_file):
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"""
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Return table statistics.
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Parameters
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----------
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db_file : str
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Path to database file.
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Returns
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-------
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msg : str
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Statistics as message.
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"""
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feeds = await get_number_of_items(db_file, 'feeds')
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active_feeds = await get_number_of_feeds_active(db_file)
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entries = await get_number_of_items(db_file, 'entries')
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unread_entries = await get_number_of_entries_unread(db_file)
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# msg = """You have {} unread news items out of {} from {} news sources.
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# """.format(unread_entries, entries, feeds)
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with create_connection(db_file) as conn:
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cur = conn.cursor()
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keys = []
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for key in ["enabled", "interval", "quantum"]:
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sql = (
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"SELECT value "
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"FROM settings "
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"WHERE key = ?"
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)
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keys.extend([cur.execute(sql, (key,)).fetchone()[0]])
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msg = (
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"```\n"
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"News items : {} ({})\n"
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"News sources : {} ({})\n"
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"Update interval : {}\n"
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"Items per update : {}\n"
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"Operation status : {}\n"
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"```"
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).format(
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unread_entries, entries,
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active_feeds, feeds,
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keys[1],
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keys[2],
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keys[0]
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)
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return msg
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|
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async def update_statistics(cur):
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"""
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Update table statistics.
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|
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|
Parameters
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----------
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cur : object
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Cursor object.
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"""
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stat_dict = {}
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stat_dict["feeds"] = await get_number_of_items(cur, 'feeds')
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stat_dict["entries"] = await get_number_of_items(cur, 'entries')
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stat_dict["unread"] = await get_number_of_entries_unread(cur=cur)
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for i in stat_dict:
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sql = (
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"SELECT id "
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"FROM statistics "
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"WHERE title = ?"
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)
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cur.execute(sql, (i,))
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if cur.fetchone():
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sql = (
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"UPDATE statistics "
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"SET number = :num "
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"WHERE title = :title"
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)
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cur.execute(sql, {
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"title": i,
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"num": stat_dict[i]
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})
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else:
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sql = (
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"SELECT count(id) "
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"FROM statistics"
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)
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count = cur.execute(sql).fetchone()[0]
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ix = count + 1
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sql = (
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"INSERT INTO statistics "
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"VALUES(?,?,?)"
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)
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cur.execute(sql, (ix, i, stat_dict[i]))
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|
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|
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async def toggle_status(db_file, ix):
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"""
|
|
Toggle status of feed.
|
|
|
|
Parameters
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|
----------
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db_file : str
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Path to database file.
|
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ix : str
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Index of entry.
|
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|
|
Returns
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-------
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msg : str
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Message.
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"""
|
|
async with DBLOCK:
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
try:
|
|
#cur = get_cursor(db_file)
|
|
sql = (
|
|
"SELECT name "
|
|
"FROM feeds "
|
|
"WHERE id = :id"
|
|
)
|
|
title = cur.execute(sql, (ix,)).fetchone()[0]
|
|
sql = (
|
|
"SELECT enabled "
|
|
"FROM feeds "
|
|
"WHERE id = ?"
|
|
)
|
|
# NOTE [0][1][2]
|
|
status = cur.execute(sql, (ix,)).fetchone()[0]
|
|
# FIXME always set to 1
|
|
# NOTE Maybe because is not integer
|
|
# TODO Reset feed table before further testing
|
|
if status == 1:
|
|
status = 0
|
|
state = "disabled"
|
|
else:
|
|
status = 1
|
|
state = "enabled"
|
|
sql = (
|
|
"UPDATE feeds "
|
|
"SET enabled = :status "
|
|
"WHERE id = :id"
|
|
)
|
|
cur.execute(sql, {
|
|
"status": status,
|
|
"id": ix
|
|
})
|
|
msg = (
|
|
"Updates from '{}' are now {}."
|
|
).format(title, state)
|
|
except:
|
|
msg = (
|
|
"No news source with ID {}."
|
|
).format(ix)
|
|
return msg
|
|
|
|
|
|
async def set_date(cur, url):
|
|
"""
|
|
Set last update date of feed.
|
|
|
|
Parameters
|
|
----------
|
|
cur : object
|
|
Cursor object.
|
|
url : str
|
|
URL.
|
|
"""
|
|
today = date.today()
|
|
sql = (
|
|
"UPDATE feeds "
|
|
"SET updated = :today "
|
|
"WHERE address = :url"
|
|
)
|
|
# cur = conn.cursor()
|
|
cur.execute(sql, {
|
|
"today": today,
|
|
"url": url
|
|
})
|
|
|
|
|
|
async def add_entry_and_set_date(db_file, source, entry):
|
|
"""
|
|
Add entry to table entries and set date of source in table feeds.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
source : str
|
|
Feed URL.
|
|
entry : list
|
|
Entry properties.
|
|
"""
|
|
async with DBLOCK:
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
await add_entry(cur, entry)
|
|
await set_date(cur, source)
|
|
|
|
|
|
async def update_source_status(db_file, status, source):
|
|
"""
|
|
Set HTTP status of source in table feeds.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
source : str
|
|
Feed URL.
|
|
status : str
|
|
Status ID or message.
|
|
"""
|
|
sql = (
|
|
"UPDATE feeds "
|
|
"SET status = :status, scanned = :scanned "
|
|
"WHERE address = :url"
|
|
)
|
|
async with DBLOCK:
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
cur.execute(sql, {
|
|
"status" : status,
|
|
"scanned" : date.today(),
|
|
"url" : source
|
|
})
|
|
|
|
|
|
async def update_source_validity(db_file, source, valid):
|
|
"""
|
|
Set validity status of source in table feeds.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
source : str
|
|
Feed URL.
|
|
valid : boolean
|
|
0 or 1.
|
|
"""
|
|
sql = (
|
|
"UPDATE feeds "
|
|
"SET valid = :validity "
|
|
"WHERE address = :url"
|
|
)
|
|
async with DBLOCK:
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
cur.execute(sql, {
|
|
"validity": valid,
|
|
"url": source
|
|
})
|
|
|
|
|
|
async def add_entry(cur, entry):
|
|
"""
|
|
Add a new entry row into the entries table.
|
|
|
|
Parameters
|
|
----------
|
|
cur : object
|
|
Cursor object.
|
|
entry : str
|
|
Entry properties.
|
|
"""
|
|
sql = (
|
|
"INSERT "
|
|
"INTO entries("
|
|
"title, "
|
|
"summary, "
|
|
"link, "
|
|
"entry_id, "
|
|
"source, "
|
|
"timestamp, "
|
|
"read"
|
|
") "
|
|
"VALUES(?, ?, ?, ?, ?, ?, ?)"
|
|
)
|
|
cur.execute(sql, entry)
|
|
|
|
|
|
# NOTE See remove_nonexistent_entries
|
|
# NOTE This function doesn't work as expected with bbs and docuwiki feeds
|
|
async def remove_entry(db_file, source, length):
|
|
"""
|
|
Maintain list of entries equal to feed.
|
|
Check the number returned by feed and delete
|
|
existing entries up to the same returned amount.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
source : str
|
|
Feed URL.
|
|
length : str
|
|
Number.
|
|
"""
|
|
# FIXED
|
|
# Dino empty titles are not counted https://dino.im/index.xml
|
|
# SOLVED
|
|
# Add text if is empty
|
|
# title = '*** No title ***' if not entry.title else entry.title
|
|
async with DBLOCK:
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
sql = (
|
|
"SELECT count(id) "
|
|
"FROM entries "
|
|
"WHERE source = ?"
|
|
)
|
|
count = cur.execute(sql, (source,)).fetchone()[0]
|
|
limit = count - length
|
|
if limit:
|
|
limit = limit;
|
|
sql = (
|
|
"DELETE FROM entries "
|
|
"WHERE id "
|
|
"IN (SELECT id "
|
|
"FROM entries "
|
|
"WHERE source = :source "
|
|
"ORDER BY id "
|
|
"ASC LIMIT :limit)"
|
|
)
|
|
cur.execute(sql, {
|
|
"source": source,
|
|
"limit": limit
|
|
})
|
|
|
|
|
|
# TODO Move entries that don't exist into table archive.
|
|
# NOTE Entries that are read from archive are deleted.
|
|
# NOTE Unlike entries from table entries, entries from
|
|
# table archive are not marked as read.
|
|
async def remove_nonexistent_entries(db_file, feed, source):
|
|
"""
|
|
Remove entries that don't exist in a given parsed feed.
|
|
Check the entries returned from feed and delete read non
|
|
existing entries, otherwise move to table archive, if unread.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
feed : list
|
|
Parsed feed document.
|
|
source : str
|
|
Feed URL. URL of associated feed.
|
|
"""
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
sql = (
|
|
"SELECT id, title, link, entry_id, timestamp, read "
|
|
"FROM entries "
|
|
"WHERE source = ?"
|
|
)
|
|
items = cur.execute(sql, (source,)).fetchall()
|
|
entries = feed.entries
|
|
# breakpoint()
|
|
for item in items:
|
|
valid = False
|
|
for entry in entries:
|
|
title = None
|
|
link = None
|
|
time = None
|
|
# valid = False
|
|
# TODO better check and don't repeat code
|
|
if entry.has_key("id") and item[3]:
|
|
if entry.id == item[3]:
|
|
# print("compare1:", entry.id)
|
|
# print("compare2:", item[3])
|
|
# print("============")
|
|
valid = True
|
|
break
|
|
else:
|
|
if entry.has_key("title"):
|
|
title = entry.title
|
|
else:
|
|
title = feed["feed"]["title"]
|
|
if entry.has_key("link"):
|
|
link = await datahandler.join_url(source, entry.link)
|
|
else:
|
|
link = source
|
|
if entry.has_key("published") and item[4]:
|
|
# print("compare11:", title, link, time)
|
|
# print("compare22:", item[1], item[2], item[4])
|
|
# print("============")
|
|
time = await datetimehandler.rfc2822_to_iso8601(entry.published)
|
|
if (item[1] == title and
|
|
item[2] == link and
|
|
item[4] == time):
|
|
valid = True
|
|
break
|
|
else:
|
|
if (item[1] == title and
|
|
item[2] == link):
|
|
# print("compare111:", title, link)
|
|
# print("compare222:", item[1], item[2])
|
|
# print("============")
|
|
valid = True
|
|
break
|
|
# TODO better check and don't repeat code
|
|
if not valid:
|
|
# print("id: ", item[0])
|
|
# if title:
|
|
# print("title: ", title)
|
|
# print("item[1]: ", item[1])
|
|
# if link:
|
|
# print("link: ", link)
|
|
# print("item[2]: ", item[2])
|
|
# if entry.id:
|
|
# print("last_entry:", entry.id)
|
|
# print("item[3]: ", item[3])
|
|
# if time:
|
|
# print("time: ", time)
|
|
# print("item[4]: ", item[4])
|
|
# print("read: ", item[5])
|
|
# breakpoint()
|
|
async with DBLOCK:
|
|
# TODO Send to table archive
|
|
# TODO Also make a regular/routine check for sources that
|
|
# have been changed (though that can only happen when
|
|
# manually editing)
|
|
ix = item[0]
|
|
# print(">>> SOURCE: ", source)
|
|
# print(">>> INVALID:", item[1])
|
|
# print("title:", item[1])
|
|
# print("link :", item[2])
|
|
# print("id :", item[3])
|
|
if item[5] == 1:
|
|
# print(">>> DELETING:", item[1])
|
|
sql = (
|
|
"DELETE "
|
|
"FROM entries "
|
|
"WHERE id = :ix"
|
|
)
|
|
cur.execute(sql, (ix,))
|
|
else:
|
|
# print(">>> ARCHIVING:", item[1])
|
|
sql = (
|
|
"INSERT "
|
|
"INTO archive "
|
|
"SELECT * "
|
|
"FROM entries "
|
|
"WHERE entries.id = :ix"
|
|
)
|
|
try:
|
|
cur.execute(sql, (ix,))
|
|
except:
|
|
print(
|
|
"ERROR DB inset from entries "
|
|
"into archive at index", ix
|
|
)
|
|
sql = (
|
|
"DELETE "
|
|
"FROM entries "
|
|
"WHERE id = :ix"
|
|
)
|
|
try:
|
|
cur.execute(sql, (ix,))
|
|
except:
|
|
print(
|
|
"ERROR DB deleting entries "
|
|
"from entries at index", ix
|
|
)
|
|
|
|
|
|
async def get_feeds(db_file):
|
|
"""
|
|
Query table feeds for Title, URL, Categories, Tags.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
|
|
Returns
|
|
-------
|
|
result : list
|
|
Title, URL, Categories, Tags of feeds.
|
|
"""
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
sql = (
|
|
"SELECT name, address, type, categories, tags "
|
|
"FROM feeds"
|
|
)
|
|
result = cur.execute(sql).fetchall()
|
|
return result
|
|
|
|
|
|
async def get_feeds_url(db_file):
|
|
"""
|
|
Query active feeds for URLs.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
|
|
Returns
|
|
-------
|
|
result : list
|
|
URLs of active feeds.
|
|
"""
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
sql = (
|
|
"SELECT address "
|
|
"FROM feeds "
|
|
"WHERE enabled = 1"
|
|
)
|
|
result = cur.execute(sql).fetchall()
|
|
return result
|
|
|
|
|
|
async def list_feeds(db_file):
|
|
"""
|
|
Query table feeds and list items.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
|
|
Returns
|
|
-------
|
|
msg : str
|
|
URLs of feeds as message.
|
|
"""
|
|
cur = get_cursor(db_file)
|
|
sql = (
|
|
"SELECT name, address, updated, enabled, id "
|
|
"FROM feeds"
|
|
)
|
|
results = cur.execute(sql)
|
|
feeds_list = "\nList of subscriptions:\n```"
|
|
counter = 0
|
|
for result in results:
|
|
counter += 1
|
|
feeds_list += (
|
|
"Name : {}\n"
|
|
"Address : {}\n"
|
|
"Updated : {}\n"
|
|
"Status : {}\n"
|
|
"ID : {}\n"
|
|
"\n"
|
|
).format(
|
|
str(result[0]),
|
|
str(result[1]),
|
|
str(result[2]),
|
|
str(result[3]),
|
|
str(result[4])
|
|
)
|
|
if counter:
|
|
return feeds_list + (
|
|
"```\nTotal of {} subscriptions.\n"
|
|
).format(counter)
|
|
else:
|
|
msg = (
|
|
"List of subscriptions is empty.\n"
|
|
"To add feed, send a URL\n"
|
|
"Try these:\n"
|
|
# TODO Pick random from featured/recommended
|
|
"https://reclaimthenet.org/feed/"
|
|
)
|
|
return msg
|
|
|
|
|
|
async def last_entries(db_file, num):
|
|
"""
|
|
Query entries
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
num : str
|
|
Number.
|
|
|
|
Returns
|
|
-------
|
|
titles_list : str
|
|
List of recent N entries as message.
|
|
"""
|
|
num = int(num)
|
|
if num > 50:
|
|
num = 50
|
|
elif num < 1:
|
|
num = 1
|
|
cur = get_cursor(db_file)
|
|
# sql = (
|
|
# "SELECT title, link "
|
|
# "FROM entries "
|
|
# "ORDER BY ROWID DESC "
|
|
# "LIMIT :num"
|
|
# )
|
|
sql = (
|
|
"SELECT title, link "
|
|
"FROM entries "
|
|
"WHERE read = 0 "
|
|
"ORDER BY timestamp DESC "
|
|
"LIMIT :num "
|
|
)
|
|
results = cur.execute(sql, (num,))
|
|
titles_list = "Recent {} titles:\n".format(num)
|
|
for result in results:
|
|
titles_list += (
|
|
"\n{}\n{}\n"
|
|
).format(
|
|
str(result[0]),
|
|
str(result[1])
|
|
)
|
|
return titles_list
|
|
|
|
|
|
async def search_feeds(db_file, query):
|
|
"""
|
|
Query feeds.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
query : str
|
|
Search query.
|
|
|
|
Returns
|
|
-------
|
|
titles_list : str
|
|
Feeds of specified keywords as message.
|
|
"""
|
|
cur = get_cursor(db_file)
|
|
sql = (
|
|
"SELECT name, address, id, enabled "
|
|
"FROM feeds "
|
|
"WHERE name LIKE ? "
|
|
"OR address LIKE ? "
|
|
"LIMIT 50"
|
|
)
|
|
results = cur.execute(sql, [f'%{query}%', f'%{query}%'])
|
|
results_list = (
|
|
"Feeds containing '{}':\n```"
|
|
).format(query)
|
|
counter = 0
|
|
for result in results:
|
|
counter += 1
|
|
results_list += (
|
|
"\nName : {}"
|
|
"\nURL : {}"
|
|
"\nIndex : {}"
|
|
"\nMode : {}"
|
|
"\n"
|
|
).format(
|
|
str(result[0]),
|
|
str(result[1]),
|
|
str(result[2]),
|
|
str(result[3])
|
|
)
|
|
if counter:
|
|
return results_list + "\n```\nTotal of {} feeds".format(counter)
|
|
else:
|
|
return "No feeds found for: {}".format(query)
|
|
|
|
|
|
async def search_entries(db_file, query):
|
|
"""
|
|
Query entries.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
query : str
|
|
Search query.
|
|
|
|
Returns
|
|
-------
|
|
titles_list : str
|
|
Entries of specified keywords as message.
|
|
"""
|
|
cur = get_cursor(db_file)
|
|
sql = (
|
|
"SELECT title, link "
|
|
"FROM entries "
|
|
"WHERE title LIKE ? "
|
|
"UNION ALL "
|
|
"SELECT title, link "
|
|
"FROM archive "
|
|
"WHERE title LIKE ? "
|
|
"LIMIT 50"
|
|
)
|
|
results = cur.execute(sql, (
|
|
f'%{query}%',
|
|
f'%{query}%'
|
|
))
|
|
results_list = (
|
|
"Search results for '{}':\n```"
|
|
).format(query)
|
|
counter = 0
|
|
for result in results:
|
|
counter += 1
|
|
results_list += (
|
|
"\n{}\n{}\n"
|
|
).format(
|
|
str(result[0]),
|
|
str(result[1])
|
|
)
|
|
if counter:
|
|
return results_list + "```\nTotal of {} results".format(counter)
|
|
else:
|
|
return "No results found for: {}".format(query)
|
|
|
|
"""
|
|
FIXME Error due to missing date, but it appears that date is present:
|
|
ERROR DATE: source = https://blog.heckel.io/feed/
|
|
ERROR DATE: date = 2008-05-13T13:51:50+00:00
|
|
ERROR DATE: result = https://blog.heckel.io/feed/
|
|
"""
|
|
async def check_entry_exist(db_file, source, eid=None,
|
|
title=None, link=None, date=None):
|
|
"""
|
|
Check whether an entry exists.
|
|
If entry has an ID, check by ID.
|
|
If entry has timestamp, check by title, link and date.
|
|
Otherwise, check by title and link.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
source : str
|
|
Feed URL. URL of associated feed.
|
|
eid : str, optional
|
|
Entry ID. The default is None.
|
|
title : str, optional
|
|
Entry title. The default is None.
|
|
link : str, optional
|
|
Entry URL. The default is None.
|
|
date : str, optional
|
|
Entry Timestamp. The default is None.
|
|
|
|
Returns
|
|
-------
|
|
bool
|
|
True or None.
|
|
"""
|
|
cur = get_cursor(db_file)
|
|
if eid:
|
|
sql = (
|
|
"SELECT id "
|
|
"FROM entries "
|
|
"WHERE entry_id = :eid and source = :source"
|
|
)
|
|
result = cur.execute(sql, {
|
|
"eid": eid,
|
|
"source": source
|
|
}).fetchone()
|
|
elif date:
|
|
sql = (
|
|
"SELECT id "
|
|
"FROM entries "
|
|
"WHERE "
|
|
"title = :title and "
|
|
"link = :link and "
|
|
"timestamp = :date"
|
|
)
|
|
try:
|
|
result = cur.execute(sql, {
|
|
"title": title,
|
|
"link": link,
|
|
"timestamp": date
|
|
}).fetchone()
|
|
except:
|
|
print(await datetimehandler.current_time(), "ERROR DATE: source =", source)
|
|
print(await datetimehandler.current_time(), "ERROR DATE: date =", date)
|
|
else:
|
|
sql = (
|
|
"SELECT id "
|
|
"FROM entries "
|
|
"WHERE title = :title and link = :link"
|
|
)
|
|
result = cur.execute(sql, {
|
|
"title": title,
|
|
"link": link
|
|
}).fetchone()
|
|
try:
|
|
if result:
|
|
return True
|
|
else:
|
|
None
|
|
except:
|
|
print(await datetimehandler.current_time(), "ERROR DATE: result =", source)
|
|
|
|
|
|
async def set_settings_value(db_file, key_value):
|
|
"""
|
|
Set settings value.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
key_value : list
|
|
key : str
|
|
enabled, filter-allow, filter-deny,
|
|
interval, master, quantum, random.
|
|
value : int
|
|
Numeric value.
|
|
"""
|
|
# if isinstance(key_value, list):
|
|
# key = key_value[0]
|
|
# val = key_value[1]
|
|
# elif key_value == "enable":
|
|
# key = "enabled"
|
|
# val = 1
|
|
# else:
|
|
# key = "enabled"
|
|
# val = 0
|
|
key = key_value[0]
|
|
val = key_value[1]
|
|
async with DBLOCK:
|
|
with create_connection(db_file) as conn:
|
|
cur = conn.cursor()
|
|
await set_settings_value_default(cur, key)
|
|
sql = (
|
|
"UPDATE settings "
|
|
"SET value = :value "
|
|
"WHERE key = :key"
|
|
)
|
|
cur.execute(sql, {
|
|
"key": key,
|
|
"value": val
|
|
})
|
|
|
|
|
|
# TODO Place settings also in a file
|
|
async def set_settings_value_default(cur, key):
|
|
"""
|
|
Set default settings value, if no value found.
|
|
|
|
Parameters
|
|
----------
|
|
cur : object
|
|
Cursor object.
|
|
key : str
|
|
Key: enabled, interval, master, quantum, random.
|
|
|
|
Returns
|
|
-------
|
|
val : str
|
|
Numeric value.
|
|
"""
|
|
# async def set_settings_value_default(cur):
|
|
# keys = ["enabled", "interval", "quantum"]
|
|
# for i in keys:
|
|
# sql = "SELECT id FROM settings WHERE key = ?"
|
|
# cur.execute(sql, (i,))
|
|
# if not cur.fetchone():
|
|
# val = await settings.get_value_default(i)
|
|
# sql = "INSERT INTO settings(key,value) VALUES(?,?)"
|
|
# cur.execute(sql, (i, val))
|
|
sql = (
|
|
"SELECT id "
|
|
"FROM settings "
|
|
"WHERE key = ?"
|
|
)
|
|
cur.execute(sql, (key,))
|
|
if not cur.fetchone():
|
|
val = await confighandler.get_value_default(key)
|
|
sql = (
|
|
"INSERT "
|
|
"INTO settings(key,value) "
|
|
"VALUES(?,?)"
|
|
)
|
|
cur.execute(sql, (key, val))
|
|
return val
|
|
|
|
|
|
async def get_settings_value(db_file, key):
|
|
"""
|
|
Get settings value.
|
|
|
|
Parameters
|
|
----------
|
|
db_file : str
|
|
Path to database file.
|
|
key : str
|
|
Key: "enabled", "interval", "master", "quantum", "random".
|
|
|
|
Returns
|
|
-------
|
|
val : str
|
|
Numeric value.
|
|
"""
|
|
# try:
|
|
# with create_connection(db_file) as conn:
|
|
# cur = conn.cursor()
|
|
# sql = "SELECT value FROM settings WHERE key = ?"
|
|
# cur.execute(sql, (key,))
|
|
# result = cur.fetchone()
|
|
# except:
|
|
# result = await settings.get_value_default(key)
|
|
# if not result:
|
|
# result = await settings.get_value_default(key)
|
|
# return result
|
|
with create_connection(db_file) as conn:
|
|
try:
|
|
cur = conn.cursor()
|
|
sql = (
|
|
"SELECT value "
|
|
"FROM settings "
|
|
"WHERE key = ?"
|
|
)
|
|
val = cur.execute(sql, (key,)).fetchone()[0]
|
|
except:
|
|
val = await set_settings_value_default(cur, key)
|
|
if not val:
|
|
val = await set_settings_value_default(cur, key)
|
|
return val
|