headline/view/app.py

#!/usr/bin/python3

import sqlite3
from flask import Flask, request, render_template
from flask import g
from flask_paginate import Pagination, get_page_parameter
import confuse


DATABASE = "../data/diffs.db"
CONFIG_FILE = "../data/config.yaml"

config = confuse.Configuration('headline', __name__)
config.set_file(CONFIG_FILE)


app = Flask(__name__)




def get_db():
	db = getattr(g, '_database', None)
	if db is None:
		db = g._database = sqlite3.connect(DATABASE)
	db.row_factory = sqlite3.Row
	return db

@app.teardown_appcontext
def close_connection(exception):
	db = getattr(g, '_database', None)
	if db is not None:
		db.close()



@app.route('/')
def index():
	db = get_db().cursor()
	db.execute('SELECT count(diff_id) FROM diffs')
	diff_count = db.fetchall()[0][0]


	#flask-paginate
	page = request.args.get(get_page_parameter(), type=int, default=1)

	pagination = Pagination(page=page, total=diff_count, record_name='diffs', css_framework='bootstrap5')
	
	
	page_skip = pagination.skip
	per_page = pagination.per_page
	db.execute("SELECT * FROM diffs ORDER BY diff_id DESC LIMIT ? OFFSET ?", (per_page,page_skip))
	diffs = db.fetchall()

	return render_template('./index.html',
						   diffs=diffs,
						   pagination=pagination,
						   diff_count = diff_count
						   )


@app.route('/about')
def about():
	return render_template('about.html')


@app.route('/feeds')
def feed_list():
	feeds = []
	for conf in config['feeds']:
		feed = {
			'rss_source'	:	str(conf['rss_source']),
			'unique_tag'	:	str(conf['unique_tag']),
			'feed_name'		:	str(conf['name'])
		}
		feeds.append(feed)
	return render_template('feeds.html', feeds=feeds)
if __name__ == "__main__":
	app.run(host="0.0.0.0")