51 lines
1.3 KiB
Python
51 lines
1.3 KiB
Python
from flask import Flask, abort, redirect
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app = Flask(__name__)
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import argparse, os, pygments
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from pygments import highlight
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from pygments.lexers import guess_lexer
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from pygments.formatters import HtmlFormatter
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parser = argparse.ArgumentParser()
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parser.add_argument("root_dir", help="Path to directory with pastes")
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args = parser.parse_args()
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@app.route('/')
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def main():
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return redirect("http://termbin.com", code=302)
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@app.route('/<slug>')
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def beautify(slug):
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# Return 404 in case of urls longer than 64 chars
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if len(slug) > 64:
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abort(404)
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# Create path for the target dir
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target_dir = os.path.join(args.root_dir, slug)
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# Block directory traversal attempts
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if not target_dir.startswith(args.root_dir):
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abort(404)
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# Check if directory with requested slug exists
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if os.path.isdir(target_dir):
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target_file = os.path.join(target_dir, "index.txt")
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# File index.txt found inside that dir
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with open(target_file) as f:
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code = f.read()
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# Identify language
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lexer = guess_lexer(code)
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# Create formatter with line numbers
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formatter = HtmlFormatter(linenos=True, full=True)
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# Return parsed code
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return highlight(code, lexer, formatter)
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# Not found
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abort(404)
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if __name__ == '__main__':
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app.run()
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