def api_tweet(body):
# Don't allow blank tweets using zero width spaces
body = body.replace(ZERO_WIDTH_SPACE, str()).strip()
if not len(body):
return {"error": "Cannot submit a blank tweet"}, 400
current = db.get(web.whoami(), {})
newtweet = dict(body=body, ts=int(time.time()), likes=[])
new = {**current, "tweets": current.get("tweets", []) + [newtweet]}
db[web.whoami()] = new
print(new)
return {"success": True}
def like(author, ts, action):
current_user = web.whoami()
# validate arguments
if not ts.isdigit():
return {"error": "Bad ts"}, 400
ts = int(ts)
if action not in ["like", "unlike"]:
return {"error": "Invalid action"}, 400
# find matching tweet.
author_data = db.get(author, {})
tweet_ind = find_matching(author_data, ts)
if tweet_ind is None:
return {"error": "Tweet not found"}, 404
tweets = author_data.get("tweets", [])
# Convert to a unique set so we can add and remove and prevent double liking
likes = set(tweets[tweet_ind].get("likes", []))
if action == "like":
likes.add(current_user)
else:
likes.discard(current_user)
tweets[tweet_ind]["likes"] = list(likes)
db[author] = {**author_data, "tweets": tweets}
return {"success": True}
def delete(author, ts):
if not ts.isdigit():
return {"error": "Bad ts"}, 400
ts = int(ts)
author_data = db.get(author, {})
match_ind = find_matching(author_data, ts)
if match_ind is None:
return {"error": "Tweet not found"}, 404
print(f"{web.whoami()!r} trying to delete tweet by {author!r}")
# Moderators bypass this check, they can delete anything
if not is_mod() and author != web.whoami():
return {"error": "Permission denied"}, 401
db[author] = {
**author_data, "tweets": [
t for i, t in enumerate(author_data.get("tweets", []))
if i != match_ind
]
}
return {"success": True}
def home():
return web.render_template("home.html", name=web.whoami(), mod=is_mod())
def is_mod():
return web.whoami() in REPLTWEET_MODS