pszemraj/local_pastebin.py

## local_pastebin.py
import json
import socket
import uuid

import yake
from flask import Flask, redirect, render_template_string, request, url_for
from markupsafe import escape

app = Flask(__name__)

# Attempt to load pastes from file
try:
    with open("pastes.json", "r", encoding="utf-8") as f:
        pastes = json.load(f)
except FileNotFoundError:
    pastes = {}


def save_pastes():
    try:
        with open("pastes.json", "w", encoding="utf-8") as f:
            json.dump(pastes, f)
    except IOError:
        print("Error saving pastes to file.")


def generate_title(content):
    kw_extractor = yake.KeywordExtractor()
    keywords = kw_extractor.extract_keywords(content)
    return ", ".join([kw[0] for kw in keywords[:3]])  # Use top 3 keywords as the title


@app.route("/", methods=["GET", "POST"])
def home():
    if request.method == "POST":
        paste_content = request.form["content"]
        paste_id = str(uuid.uuid4())
        title = request.form.get("title", "").strip()
        if not title:
            title = generate_title(paste_content)
        pastes[paste_id] = {"content": paste_content, "title": title}
        save_pastes()
        return redirect(url_for("home"))

    # Display existing pastes as copyable text areas with titles and delete buttons
    paste_blocks = "\n".join(
        [
            f'<div><h3>{escape(paste["title"])}</h3><textarea readonly rows="10" cols="30">{escape(paste["content"])}</textarea><br><a href="{url_for("delete_paste", paste_id=paste_id)}">Delete</a></div><br>'
            for paste_id, paste in list(pastes.items())[
                :10
            ]  # Limit to 10 most recent pastes
        ]
    )

    return f"""
        <html>
        <head>
            <title>Local Pastebin</title>
            <style>
                body {{
                    font-family: Arial, sans-serif;
                    margin: 20px;
                }}
                textarea {{
                    width: 400px;
                    height: 200px;
                }}
            </style>
        </head>
        <body>
            <h2>Submit a new Paste</h2>
            <form method="post">
                <label for="title">Title (optional):</label><br>
                <input type="text" id="title" name="title"><br>
                <label for="content">Content:</label><br>
                <textarea name="content" rows="10" cols="30" required></textarea><br>
                <input type="submit" value="Save">
            </form>
            <h2>Recent Pastes</h2>
            {paste_blocks if paste_blocks else 'No pastes yet.'}
        </body>
        </html>
    """


@app.route("/delete/<paste_id>")
def delete_paste(paste_id):
    if paste_id in pastes:
        del pastes[paste_id]
        save_pastes()
    return redirect(url_for("home"))


def get_host_ip():
    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    try:
        s.connect(("10.255.255.255", 1))
        IP = s.getsockname()[0]
    except Exception:
        IP = "127.0.0.1"
    finally:
        s.close()
    return IP


if __name__ == "__main__":
    host_ip = get_host_ip()
    print(f"Server starting. Navigate to http://{host_ip}:5000 on your local network.")
    app.run(host="0.0.0.0", port=5000, debug=True)
	import json
	import socket
	import uuid

	import yake
	from flask import Flask, redirect, render_template_string, request, url_for
	from markupsafe import escape

	app = Flask(__name__)

	# Attempt to load pastes from file
	try:
	with open("pastes.json", "r", encoding="utf-8") as f:
	pastes = json.load(f)
	except FileNotFoundError:
	pastes = {}


	def save_pastes():
	try:
	with open("pastes.json", "w", encoding="utf-8") as f:
	json.dump(pastes, f)
	except IOError:
	print("Error saving pastes to file.")


	def generate_title(content):
	kw_extractor = yake.KeywordExtractor()
	keywords = kw_extractor.extract_keywords(content)
	return ", ".join([kw[0] for kw in keywords[:3]]) # Use top 3 keywords as the title


	@app.route("/", methods=["GET", "POST"])
	def home():
	if request.method == "POST":
	paste_content = request.form["content"]
	paste_id = str(uuid.uuid4())
	title = request.form.get("title", "").strip()
	if not title:
	title = generate_title(paste_content)
	pastes[paste_id] = {"content": paste_content, "title": title}
	save_pastes()
	return redirect(url_for("home"))

	# Display existing pastes as copyable text areas with titles and delete buttons
	paste_blocks = "\n".join(
	[
	f'<div><h3>{escape(paste["title"])}</h3><textarea readonly rows="10" cols="30">{escape(paste["content"])}</textarea><br><a href="{url_for("delete_paste", paste_id=paste_id)}">Delete</a></div><br>'
	for paste_id, paste in list(pastes.items())[
	:10
	] # Limit to 10 most recent pastes
	]
	)

	return f"""
	<html>
	<head>
	<title>Local Pastebin</title>
	<style>
	body {{
	font-family: Arial, sans-serif;
	margin: 20px;
	}}
	textarea {{
	width: 400px;
	height: 200px;
	}}
	</style>
	</head>
	<body>
	<h2>Submit a new Paste</h2>
	<form method="post">
	<label for="title">Title (optional):</label><br>
	<input type="text" id="title" name="title"><br>
	<label for="content">Content:</label><br>
	<textarea name="content" rows="10" cols="30" required></textarea><br>
	<input type="submit" value="Save">
	</form>
	<h2>Recent Pastes</h2>
	{paste_blocks if paste_blocks else 'No pastes yet.'}
	</body>
	</html>
	"""


	@app.route("/delete/<paste_id>")
	def delete_paste(paste_id):
	if paste_id in pastes:
	del pastes[paste_id]
	save_pastes()
	return redirect(url_for("home"))


	def get_host_ip():
	s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
	try:
	s.connect(("10.255.255.255", 1))
	IP = s.getsockname()[0]
	except Exception:
	IP = "127.0.0.1"
	finally:
	s.close()
	return IP


	if __name__ == "__main__":
	host_ip = get_host_ip()
	print(f"Server starting. Navigate to http://{host_ip}:5000 on your local network.")
	app.run(host="0.0.0.0", port=5000, debug=True)