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<blockquote data-quote="PousseyWashington" data-source="post: 290900" data-attributes="member: 46132">I recently made a simple URL shortener in Flask.Some of the features include:<ul>
<li data-xf-list-type="ul">Database rate limiting</li>
<li data-xf-list-type="ul">JSON mini-API</li>
<li data-xf-list-type="ul">Ban support</li>
<li data-xf-list-type="ul">URL previewing</li>
</ul>Here are a few screenshots and a code preview.[SPOILER](keep in mind that I suck at designing and this was made in 5 minutes)<img src="http://i.imgur.com/UDHWcJo.png" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://i.imgur.com/SAgjQBl.png" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://i.imgur.com/4i3qtkg.png" alt="" class="fr-fic fr-dii fr-draggable " style="" /><img src="http://i.imgur.com/Yq08gHB.png" alt="" class="fr-fic fr-dii fr-draggable " style="" />[PHP]@app.route('/api/generate_url', methods=['POST'])def generate_url():&nbsp; &nbsp; long_url = request.form['url']&nbsp; &nbsp; ip = request.remote_addr&nbsp; &nbsp; if check_for_ban(ip) == True:&nbsp; &nbsp; &nbsp; &nbsp; return jsonify(success='False', message='You have been banned due to misuse of this service.')&nbsp; &nbsp; if url_for('index', _external=True) in long_url:&nbsp; &nbsp; &nbsp; &nbsp; return jsonify(success='False', message='You are not allowed to shorten local links.')&nbsp; &nbsp; if len(long_url) &gt;= 1000:&nbsp; &nbsp; &nbsp; &nbsp; return jsonify(success='False', message='Your URL is over 1000 characters.')&nbsp; &nbsp; if not re.match('https?://', long_url) or ' ' in long_url:&nbsp; &nbsp; &nbsp; &nbsp; return jsonify(success='False', message='Your URL is invalid.')&nbsp; &nbsp; while True:&nbsp; &nbsp; &nbsp; &nbsp; short_url = ''.join(random.choice(string.letters + string.digits) for x in range(4))&nbsp; &nbsp; &nbsp; &nbsp; url = check_for_short_url(short_url)&nbsp; &nbsp; &nbsp; &nbsp; if url == False: break&nbsp; &nbsp; cursor = conn.cursor()&nbsp; &nbsp; cursor.execute(&quot;SELECT COUNT(1) FROM rate_limits WHERE ip = '%s'&quot; % ip)&nbsp; &nbsp; if not cursor.fetchone()[0]:&nbsp; &nbsp; &nbsp; &nbsp; cursor.execute(&quot;INSERT INTO rate_limits (ip) VALUES ('%s')&quot; % ip)&nbsp; &nbsp; else:&nbsp; &nbsp; &nbsp; &nbsp; cursor.execute(&quot;SELECT amount FROM rate_limits WHERE ip = '%s'&quot; % ip)&nbsp; &nbsp; &nbsp; &nbsp; amount = cursor.fetchone()[0]&nbsp; &nbsp; &nbsp; &nbsp; if amount == 0:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; return jsonify(success='False', message='You have shortened too many URLs today. Try again tomorrow.')&nbsp; &nbsp; &nbsp; &nbsp; cursor.execute(&quot;UPDATE rate_limits SET amount = amount -1 WHERE ip = '%s'&quot; % ip)&nbsp; &nbsp; cursor.execute(&quot;INSERT INTO urls (long_url, short_url, ip) VALUES ('%s', '%s', '%s')&quot; % (long_url, short_url, ip))&nbsp; &nbsp; conn.commit()&nbsp; &nbsp; cursor.close()&nbsp; &nbsp; return jsonify(success='True', url=url_for('index', _external=True) + short_url, message='Your URL was created!')[/PHP][/SPOILER]You can find the source on my <a href="https://github.com/brackson/Pynozz" target="_blank">Github repo</a>. It includes installation information along with the license.</blockquote>

[QUOTE="PousseyWashington, post: 290900, member: 46132"] I recently made a simple URL shortener in Flask. Some of the features include: [LIST] [*]Database rate limiting [*]JSON mini-API [*]Ban support [*]URL previewing [/LIST] Here are a few screenshots and a code preview. [SPOILER] (keep in mind that I suck at designing and this was made in 5 minutes) [IMG]http://i.imgur.com/UDHWcJo.png[/IMG] [IMG]http://i.imgur.com/SAgjQBl.png[/IMG] [IMG]http://i.imgur.com/4i3qtkg.png[/IMG] [IMG]http://i.imgur.com/Yq08gHB.png[/IMG] [PHP]@app.route('/api/generate_url', methods=['POST']) def generate_url(): long_url = request.form['url'] ip = request.remote_addr if check_for_ban(ip) == True: return jsonify(success='False', message='You have been banned due to misuse of this service.') if url_for('index', _external=True) in long_url: return jsonify(success='False', message='You are not allowed to shorten local links.') if len(long_url) >= 1000: return jsonify(success='False', message='Your URL is over 1000 characters.') if not re.match('https?://', long_url) or ' ' in long_url: return jsonify(success='False', message='Your URL is invalid.') while True: short_url = ''.join(random.choice(string.letters + string.digits) for x in range(4)) url = check_for_short_url(short_url) if url == False: break cursor = conn.cursor() cursor.execute("SELECT COUNT(1) FROM rate_limits WHERE ip = '%s'" % ip) if not cursor.fetchone()[0]: cursor.execute("INSERT INTO rate_limits (ip) VALUES ('%s')" % ip) else: cursor.execute("SELECT amount FROM rate_limits WHERE ip = '%s'" % ip) amount = cursor.fetchone()[0] if amount == 0: return jsonify(success='False', message='You have shortened too many URLs today. Try again tomorrow.') cursor.execute("UPDATE rate_limits SET amount = amount -1 WHERE ip = '%s'" % ip) cursor.execute("INSERT INTO urls (long_url, short_url, ip) VALUES ('%s', '%s', '%s')" % (long_url, short_url, ip)) conn.commit() cursor.close() return jsonify(success='True', url=url_for('index', _external=True) + short_url, message='Your URL was created!')[/PHP] [/SPOILER] You can find the source on my [URL='https://github.com/brackson/Pynozz']Github repo[/URL]. It includes installation information along with the license. [/QUOTE]

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