mirror of
https://0xacab.org/jvoisin/mat2-web.git
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82 lines
2.7 KiB
Python
82 lines
2.7 KiB
Python
import os
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from libmat2 import parser_factory
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from flask import Flask, flash, request, redirect, url_for, render_template
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from flask import send_from_directory, after_this_request
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from werkzeug.utils import secure_filename
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app = Flask(__name__)
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app.config['SECRET_KEY'] = os.urandom(32)
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app.config['UPLOAD_FOLDER'] = './uploads/'
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app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024 # 16MB
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mimetypes = 'image/jpeg, image/png'
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@app.route('/download/<string:filename>')
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def download_file(filename:str):
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if filename != secure_filename(filename):
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flash('naughty naughty')
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return redirect(url_for('upload_file'))
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filepath = secure_filename(filename)
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complete_path = os.path.join(app.config['UPLOAD_FOLDER'], filepath)
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if not os.path.exists(complete_path):
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return redirect(url_for('upload_file'))
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@after_this_request
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def remove_file(response):
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os.remove(complete_path)
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return response
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return send_from_directory(app.config['UPLOAD_FOLDER'], filepath)
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@app.route('/', methods=['GET', 'POST'])
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def upload_file():
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if not os.path.exists(app.config['UPLOAD_FOLDER']):
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os.mkdir(app.config['UPLOAD_FOLDER'])
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mimetypes = set()
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for parser in parser_factory._get_parsers():
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mimetypes = mimetypes | parser.mimetypes
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if request.method == 'POST':
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if 'file' not in request.files: # check if the post request has the file part
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flash('No file part')
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return redirect(request.url)
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uploaded_file = request.files['file']
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if not uploaded_file.filename:
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flash('No selected file')
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return redirect(request.url)
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filename = secure_filename(uploaded_file.filename)
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filepath = os.path.join(app.config['UPLOAD_FOLDER'], filename)
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uploaded_file.save(os.path.join(filepath))
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parser, mime = parser_factory.get_parser(filepath)
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if parser is None:
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flash('The type %s is not supported' % mime)
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return redirect(url_for('upload_file'))
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meta = parser.get_meta()
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if parser.remove_all() is not True:
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flash('Unable to clean ' % mime)
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return redirect(url_for('upload_file'))
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output_filename = os.path.basename(parser.output_filename)
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# Get metadata after cleanup
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parser, _ = parser_factory.get_parser(parser.output_filename)
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meta_after = parser.get_meta()
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os.remove(filepath)
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return render_template('download.html', mimetypes=mimetypes, meta=meta, filename=output_filename, meta_after=meta_after)
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return render_template('index.html', mimetypes=mimetypes)
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if __name__ == '__main__': # pragma: no cover
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app.run()
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