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"""Entry-point module"""
import os
from werkzeug.utils import secure_filename
from flask import (
flash,
request,
url_for,
redirect,
Blueprint,
render_template,
current_app as app)
entrybp = Blueprint("entry", __name__)
@entrybp.route("/", methods=["GET", "POST"])
def upload_file():
"""Enables uploading the files"""
if request.method == "GET":
return render_template("index.html")
errors = False
if request.form["filetype"] not in ("average", "standard_error"):
flash("Invalid file type provided.", "alert-error")
errors = True
if ("qc_text_file" not in request.files or
request.files["qc_text_file"].filename == ""):
flash("No file was uploaded.", "alert-error")
errors = True
text_file = request.files["qc_text_file"]
if text_file.mimetype != "text/tab-separated-values":
flash("Invalid file! Expected a tab-separated-values file.",
"alert-error")
errors = True
if errors:
return render_template("index.html")
filename = secure_filename(text_file.filename)
if not os.path.exists(app.config["UPLOAD_FOLDER"]):
os.mkdir(app.config["UPLOAD_FOLDER"])
text_file.save(os.path.join(app.config["UPLOAD_FOLDER"], filename))
return redirect(url_for(
"parse.parse", filename=filename,
filetype=request.form["filetype"]))
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