CheeseCake87/flask_file_upload_pathlib.py

## flask_file_upload_pathlib.py
import pathlib
import random
from textwrap import dedent

from flask import Flask, request, abort
from werkzeug.utils import secure_filename


def create_app():
    app = Flask(__name__, static_url_path="/")
    upload_folder = pathlib.Path(pathlib.Path(app.root_path) / "uploads")
    app.static_folder = upload_folder

    if not upload_folder.exists():
        upload_folder.mkdir()

    @app.route("/", methods=["GET", "POST"])
    def index():
        if request.method == "GET":
            return """
            <html>
                <body>
                    <form method="POST" enctype="multipart/form-data">
                        <input type="file" name="images" />
                        <label>
                        Randomize File Name
                        <input type="checkbox" name="randomise_name" />
                        </label>
                        <input type="submit" value="Submit" />
                    </form>
                </body>
            </html>
            """

        if request.method == "POST":
            filepaths = []

            images = request.files.getlist("images")
            for image in images:
                file_staging = upload_folder / secure_filename(image.filename)

                print(dedent(
                    f"""
                ===================

                file_staging: {file_staging}

                file_staging.parent: {file_staging.parent}

                file_staging.parts: {file_staging.parts}

                file_staging.name: {file_staging.name}

                file_staging.stem: {file_staging.stem}

                file_staging.suffix: {file_staging.suffix}

                file_staging.anchor: {file_staging.anchor}

                file_staging.exists(): {file_staging.exists()}

                ===================
                """
                ))

                if "randomise_name" in request.form:
                    random_filename = upload_folder / f"{random.randrange(1111, 9999)}{file_staging.suffix}"
                    filepaths.append(f'<img style="width: 250px" src="/{random_filename.name}" />')
                    image.save(random_filename)
                else:
                    filepaths.append(f'<img style="width: 250px" src="/{file_staging.name}" />')
                    image.save(file_staging)

            return f"""
            <html>
                <body>
                    <p>Images uploaded successfully.</p>
                    <a href="/">Upload more images</a>
                    <br/>
                    {'<br/>'.join(filepaths)}
                </body>
            </html>
            """

    return app


if __name__ == '__main__':
    create_app().run(debug=True)
	import pathlib
	import random
	from textwrap import dedent

	from flask import Flask, request, abort
	from werkzeug.utils import secure_filename


	def create_app():
	app = Flask(__name__, static_url_path="/")
	upload_folder = pathlib.Path(pathlib.Path(app.root_path) / "uploads")
	app.static_folder = upload_folder

	if not upload_folder.exists():
	upload_folder.mkdir()

	@app.route("/", methods=["GET", "POST"])
	def index():
	if request.method == "GET":
	return """
	<html>
	<body>
	<form method="POST" enctype="multipart/form-data">
	<input type="file" name="images" />
	<label>
	Randomize File Name
	<input type="checkbox" name="randomise_name" />
	</label>
	<input type="submit" value="Submit" />
	</form>
	</body>
	</html>
	"""

	if request.method == "POST":
	filepaths = []

	images = request.files.getlist("images")
	for image in images:
	file_staging = upload_folder / secure_filename(image.filename)

	print(dedent(
	f"""
	===================

	file_staging: {file_staging}

	file_staging.parent: {file_staging.parent}

	file_staging.parts: {file_staging.parts}

	file_staging.name: {file_staging.name}

	file_staging.stem: {file_staging.stem}

	file_staging.suffix: {file_staging.suffix}

	file_staging.anchor: {file_staging.anchor}

	file_staging.exists(): {file_staging.exists()}

	===================
	"""
	))

	if "randomise_name" in request.form:
	random_filename = upload_folder / f"{random.randrange(1111, 9999)}{file_staging.suffix}"
	filepaths.append(f'<img style="width: 250px" src="/{random_filename.name}" />')
	image.save(random_filename)
	else:
	filepaths.append(f'<img style="width: 250px" src="/{file_staging.name}" />')
	image.save(file_staging)

	return f"""
	<html>
	<body>
	<p>Images uploaded successfully.</p>
	<a href="/">Upload more images</a>
	<br/>
	{'<br/>'.join(filepaths)}
	</body>
	</html>
	"""

	return app


	if __name__ == '__main__':
	create_app().run(debug=True)