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main.py
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import os
from flask import request, jsonify
from werkzeug.utils import secure_filename
from app import app
from flowchart_recognition import flowchart
ALLOWED_EXTENSIONS = {'jpg', 'png'}
def allowed_file(filename):
return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
@app.route('/', methods=['POST'])
def upload_file():
# check if the post request has the file part
if 'file' not in request.files:
resp = jsonify({'message': 'No file part in the request', 'status': 400})
resp.status_code = 400
return resp
file = request.files['file']
if file.filename == '':
resp = jsonify({'message': 'No file selected for uploading', 'status': 400})
resp.status_code = 400
return resp
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
# path = secure_filename(file.filename)
file.save(path)
if '-p' in request.values.keys():
padding = int(request.values['-p'])
else:
padding = 25
if '-o' in request.values.keys():
offset = int(request.values['-o'])
else:
offset = 10
if '-a' in request.values.keys():
arrow = int(request.values['-a'])
else:
arrow = 30
nodes = flowchart(
filename=path, padding=padding, offset=offset, arrow=arrow, gui=False
)
os.remove(path)
resp = jsonify({'message': 'File successfully uploaded', 'data': nodes, 'status': 200})
resp.status_code = 201
return resp
else:
resp = jsonify({'message': 'Allowed file types are jpg and png', 'status': 400})
resp.status_code = 400
return resp
if __name__ == "__main__":
app.run(host="0.0.0.0", port=80)