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1b37b25 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | # utils.py
import os
from werkzeug.utils import secure_filename
from datetime import datetime
from models import Photo, Like
from database import db
ALLOWED_EXTENSIONS = {'png', 'jpg', 'jpeg', 'gif', 'webp'}
def allowed_file(filename):
return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
def save_photo(file, upload_folder):
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
timestamp = datetime.now().strftime('%Y%m%d_%H%M%S_')
filename = timestamp + filename
filepath = os.path.join(upload_folder, filename)
file.save(filepath)
return filename
return None
def get_trending_photos(limit=3):
# Ambil foto dengan like terbanyak
return Photo.query.order_by(Photo.likes_count.desc()).limit(limit).all() |