display time correctly

functions.py

@@ -1,7 +1,7 @@
 from bs4 import BeautifulSoup
 import MySQLdb
 import markovify
-from mastodon import Mastodon
+from mastodon import Mastodon, MastodonUnauthorizedError
 import html, re, json
 
 cfg = json.load(open('config.json'))
@@ -138,7 +138,12 @@ def make_post(args):
 		# ensure post isn't longer than bot['length']
 		post = post[:bot['length']] 
 		# send toot!!
+		try:
 			client.status_post(post, id, visibility = visibility, spoiler_text = bot['content_warning'])
+		except MastodonUnauthorizedError:
+			# user has revoked the token given to the bot
+			# this needs to be dealt with properly later on, but for now, we'll just disable the bot
+			c.execute("UPDATE bots SET enabled = FALSE WHERE handle = %s", (handle,))	
 
 	if id == None:
 		# this wasn't a reply, it was a regular post, so update the last post date

scrape.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import MySQLdb
 import requests
 from multiprocessing import Pool
@@ -14,7 +16,7 @@ def scrape_posts(account):
 	last_post = 0
 	c.execute("SELECT COUNT(*) FROM `posts` WHERE `fedi_id` = %s", (handle,))
 	count = c.fetchone()
-	if count is not None and count[0] > 0:
+	if count is not None and int(count[0]) > 0:
 		# we've downloaded this user's posts before
 		# find out the most recently downloaded post of theirs
 		c.execute("SELECT `post_id` FROM `posts` WHERE `fedi_id` = %s ORDER BY `id` DESC LIMIT 1", (handle,))
@@ -41,7 +43,8 @@ def scrape_posts(account):
 					# first, check to see if we already have this in the database
 					post_id = re.search(r"([^\/]+)/?$", oi['object']['id']).group(1) # extract 123 from https://example.com/posts/123/
 					c.execute("SELECT COUNT(*) FROM `posts` WHERE `fedi_id` = %s AND `post_id` = %s", (handle, post_id))
-					if c.fetchone()[0] > 0:
+					count = c.fetchone()
+					if count is not None and int(count[0]) > 0:
 						# this post is already in the DB.
 						# we'll set done to true because we've caught up to where we were last time.
 						done = True
@@ -80,7 +83,7 @@ def scrape_posts(account):
 					j = r.json()
 
 			db.commit()
-		c.close()
+
 		print("Finished scraping {}".format(handle))
 
 print("Establishing DB connection")

setup.sql

@@ -31,9 +31,9 @@ CREATE TABLE IF NOT EXISTS `bots` (
   `fake_mentions_full` BOOLEAN DEFAULT 0,
   `post_privacy` ENUM('public', 'unlisted', 'private') DEFAULT 'unlisted',
   `learn_from_cw` BOOLEAN DEFAULT 0,
-  `last_post` DATETIME DEFAULT 0,
+  `last_post` DATETIME DEFAULT CURRENT_TIMESTAMP(),
   `icon` VARCHAR(512),
-  `icon_update_time` DATETIME DEFAULT 0,
+  `icon_update_time` DATETIME DEFAULT '1000-01-01 00:00:00',
   FOREIGN KEY (`user_id`) REFERENCES users(id) ON DELETE CASCADE,
   FOREIGN KEY (`credentials_id`) REFERENCES credentials(id) ON DELETE CASCADE
 ) ENGINE=INNODB;

templates/home.html

@@ -23,7 +23,7 @@
 			<div class="panel-text">
 				{% set handle_list = bot['handle'].split('@') %}
 				<div class="panel-name">@{{ handle_list[1] }}<span class="subtle tiny">@{{ handle_list[2] }}</span></div>
-				<div class="panel-status">{{ "Online" if bot['enabled'] else "Offline"}}, learning from {{ bot_users[bot['handle']] }} accounts</div>
+				<div class="panel-status">{{ "Online" if bot['enabled'] else "Offline"}}, learning from {{ bot_users[bot['handle']] }} accounts.{% if bot['handle'] in next_posts %} Next post in {{ next_posts[bot['handle']][0] }} minutes.{% endif %}</div>
 			</div>
 			<div class="panel-actions">
 				<a class="button btn-secondary" href="/bot/toggle/{{ bot['handle'] }}" title="Turn on/off"><i class="fas fa-power-off"></i></a><a class="button btn-secondary" href="/bot/edit/{{ bot['handle'] }}" title="Configure"><i class="fas fa-cog"></i></a><a class="button btn-secondary" href="/bot/accounts/{{ bot['handle'] }}" title="Accounts learned from"><i class="fas fa-users"></i></a><a class="button btn-secondary" href="/bot/blacklist/{{ bot['handle'] }}" title="Banned words"><i class="fas fa-strikethrough"></i></a><a class="button btn-secondary" href="/bot/chat/{{ bot['handle'] }}" title="Chat"><i class="fas fa-comment"></i></a><a class="button btn-dangerous" href="/bot/delete/{{ bot['handle'] }}" title="Delete"><i class="fas fa-trash"></i></a>

webui.py

@@ -42,18 +42,23 @@ def home():
 			c.execute("SELECT COUNT(*) FROM `bots` WHERE user_id = %s AND enabled = TRUE", (session['user_id'],))
 			active_count = c.fetchone()[0]
 			dc = mysql.connection.cursor(MySQLdb.cursors.DictCursor)
-			dc.execute("SELECT `handle`, `enabled` FROM `bots` WHERE user_id = %s", (session['user_id'],))
+			dc.execute("SELECT `handle`, `enabled`, `last_post`, `post_frequency` FROM `bots` WHERE user_id = %s", (session['user_id'],))
 			bots = dc.fetchall()
 			dc.close()
 			bot_users = {}
+			next_posts = {}
 
 			for bot in bots:
 				# multiple SELECTS is slow, maybe SELECT all at once and filter with python?
 				c.execute("SELECT COUNT(*) FROM `bot_learned_accounts` WHERE bot_id = %s", (bot['handle'],))
 				bot_users[bot['handle']] = c.fetchone()[0]
+				c.execute("SELECT post_frequency - TIMESTAMPDIFF(MINUTE, last_post, CURRENT_TIMESTAMP()) FROM bots WHERE TIMESTAMPDIFF(MINUTE, last_post, CURRENT_TIMESTAMP()) <= post_frequency AND enabled = TRUE AND handle = %s", (bot['handle'],))
+				next_post = c.fetchone()
+				if next_post is not None:
+					next_posts[bot['handle']] = next_post
 
 		c.close()
-		return render_template("home.html", bot_count = bot_count, active_count = active_count, bots = bots, bot_users = bot_users)
+		return render_template("home.html", bot_count = bot_count, active_count = active_count, bots = bots, bot_users = bot_users, next_posts = next_posts)
 	else:
 		return render_template("front_page.html")
 
@@ -375,7 +380,15 @@ def bot_create():
 			session['instance'] = re.match(r"^(?:https?:\/\/)?(.*)", request.form['instance']).group(1)
 			
 			# check for mastodon/pleroma
+			try:
 				r = requests.get("https://{}/api/v1/instance".format(session['instance']), timeout=10)
+			except requests.ConnectionError:
+				session['error'] = "Couldn't connect to https://{}.".format(session['instance'])
+				return render_template("bot_create.html", error = session.pop('error', None))
+			except:
+				session['error'] = "An unknown error occurred while trying to load https://{}".format(session['instance'])
+				return render_template("bot_create.html", error = session.pop('error', None))
+
 			if r.status_code == 200:
 				j = r.json()
 				if "Pleroma" in j['version']: