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32 lines
986 B
Python
32 lines
986 B
Python
from flask import request, flash
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from app import app
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import random, string, os
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def getExtension(filename):
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return filename.rsplit(".", 1)[1].lower() if "." in filename else None
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def isFilenameAllowed(filename, exts):
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return getExtension(filename) in exts
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def shouldReturnJson():
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return "application/json" in request.accept_mimetypes and \
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not "text/html" in request.accept_mimetypes
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def randomString(n):
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return ''.join(random.choice(string.ascii_lowercase + \
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string.ascii_uppercase + string.digits) for _ in range(n))
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def doFileUpload(file, allowedExtensions, fileTypeName):
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if not file or file is None or file.filename == "":
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flash("No selected file", "error")
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return None
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ext = getExtension(file.filename)
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if ext is None or not ext in allowedExtensions:
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flash("Please upload load " + fileTypeName, "error")
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return None
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filename = randomString(10) + "." + ext
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file.save(os.path.join(app.config["UPLOAD_FOLDER"], filename))
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return "/uploads/" + filename
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