tsupport switching pastebin/url shortener - blck - ephemeral pastebin/url shortener
HTML git clone https://git.parazyd.org/blck
DIR Log
DIR Files
DIR Refs
DIR README
DIR LICENSE
---
DIR commit f2b0200b30168f05341eec71975e0bfbb5a07424
DIR parent 7735f76b4850a6ab87ab0ac16ef4a3d25b8c01ef
HTML Author: parazyd <parazyd@dyne.org>
Date: Tue, 3 Oct 2017 10:51:21 +0200
support switching pastebin/url shortener
Diffstat:
M README.md | 10 +++++++---
M blck.py | 46 +++++++++++++++++++------------
M static/style.css | 1 +
M templates/index.html | 14 ++++++++++++--
4 files changed, 48 insertions(+), 23 deletions(-)
---
DIR diff --git a/README.md b/README.md
t@@ -1,7 +1,8 @@
-blck.cf
-=======
+blck
+====
-a one-click url shortener.
+an ephemeral pastebin/url-shortener. you can only retrieve the paste
+once, and afterwards it's deleted from the server.
installation
t@@ -10,6 +11,9 @@ installation
get `python-flask` and execute `blck.py`. by default it starts on
`localhost:5000`, but you can configure it at the bottom of the script.
+to choose whether the app runs as a pastebin or url shortener, just
+change the `pastebin` variable inside `blck.py`
+
nginx
-----
DIR diff --git a/blck.py b/blck.py
t@@ -1,15 +1,17 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
# copyleft (c) 2017 - parazyd
# see LICENSE file for details
import flask
import random
-import re
import os
import string
+
app = flask.Flask(__name__)
+pastebin = False
+
@app.route("/", methods=['GET', 'POST'])
def main():
t@@ -17,7 +19,7 @@ def main():
url = flask.request.form['url']
return s(url)
except:
- return flask.render_template("index.html")
+ return flask.render_template("index.html", pastebin=pastebin)
@app.route("/<urlshort>")
t@@ -27,33 +29,40 @@ def u(urlshort):
realurl = f.readline()
os.remove('uris/' + urlshort)
except:
- return "could not find url\n"
+ return "could not find paste\n"
- if "curl" not in flask.request.headers.get('User-Agent'):
+ cliagents = ['curl', 'Wget']
+ if flask.request.headers.get('User-Agent').split('/')[0] not in cliagents \
+ and not pastebin:
return flask.redirect(realurl.rstrip('\n'), code=301)
else:
return realurl
def s(url):
- ## taken from django
- regex = re.compile(
- r'^(?:http|ftp)s?://' # http:// or https://
- r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)|'
- r'localhost|' #localhost...
- r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})' # ...or ip
- r'(?::\d+)?' # optional port
- r'(?:/?|[/?]\S+)$', re.IGNORECASE)
-
- if not url or len(url) > 1024 or not regex.match(url):
- return "invalid url\n"
+ if not pastebin:
+ # taken from django
+ import re
+ regex = re.compile(
+ r'^(?:http|ftp)s?://' # http:// or https://
+ r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}\.?)|'
+ r'localhost|' # localhost...
+ r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})' # ...or ip
+ r'(?::\d+)?' # optional port
+ r'(?:/?|[/?]\S+)$', re.IGNORECASE)
+
+ if len(url) > 1024 or not regex.match(url):
+ return "invalid url\n"
+
+ if not url:
+ return "invalid paste\n"
urlshort = genid()
try:
with open('uris/' + urlshort, 'w') as f:
f.write(url + '\n')
except:
- return "could not save url\n"
+ return "could not save paste\n"
if flask.request.headers.get('X-Forwarded-Proto') == 'https':
return flask.request.url_root.replace('http://', 'https://') \
t@@ -66,4 +75,5 @@ def genid(size=4, chars=string.ascii_uppercase + string.ascii_lowercase):
return ''.join(random.choice(chars) for i in range(size))
-app.run(host="127.0.0.1", port=5000)
+if __name__ == '__main__':
+ app.run(host="127.0.0.1", port=5000)
DIR diff --git a/static/style.css b/static/style.css
t@@ -9,6 +9,7 @@ body {
.container { font-size: 300%; }
.inputbox , .button { font-size: 70%; }
+.textbox { height: 360px; width: 580px; }
a, a:visited, a:active { color: #179c3f; text-decoration: none; }
a:hover { text-decoration: underline; }
DIR diff --git a/templates/index.html b/templates/index.html
t@@ -7,11 +7,21 @@
</head>
<body>
<div class="container">
- <h1>blck.cf</h1>
- <p>Create a one-click expiring link</p>
+ <h1>blck</h1>
+ <p>Create an ephemeral
+ {% if not pastebin %}
+ short url
+ {% else %}
+ paste
+ {% endif %}
+ </p>
<div class="form">
<form method="post" action="/">
+ {% if not pastebin %}
<input type="url" name="url" id="url" class="inputbox" placeholder="http://blck.cf" required autofocus></input>
+ {% else %}
+ <textarea name="url" class="textbox" required autofocus>Enter text here</textarea><br>
+ {% endif %}
<input type="submit" class="button"></input>
</form>
</div>