46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
from flask import Flask, render_template, request, redirect, url_for, send_from_directory
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import os
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app = Flask(__name__)
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app.config['UPLOAD_FOLDER'] = 'uploads'
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app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024 # 限制上传文件大小为16MB
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# 创建上传目录（如果不存在）
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if not os.path.exists(app.config['UPLOAD_FOLDER']):
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os.makedirs(app.config['UPLOAD_FOLDER'])
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@app.route('/')
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def index():
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"""显示文件列表和上传表单"""
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files = os.listdir(app.config['UPLOAD_FOLDER'])
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return render_template('index.html', files=files)
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@app.route('/upload', methods=['POST'])
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def upload_file():
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"""处理文件上传"""
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if 'file' not in request.files:
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return redirect(url_for('index'))
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file = request.files['file']
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if file.filename == '':
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return redirect(url_for('index'))
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# 保存文件
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file.save(os.path.join(app.config['UPLOAD_FOLDER'], file.filename))
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return redirect(url_for('index'))
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@app.route('/download/<filename>')
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def download_file(filename):
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"""处理文件下载"""
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return send_from_directory(app.config['UPLOAD_FOLDER'], filename, as_attachment=True)
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@app.route('/delete/<filename>', methods=['GET'])
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def delete_file(filename):
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"""处理文件删除"""
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file_path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
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if os.path.exists(file_path):
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os.remove(file_path)
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return redirect(url_for('index'))
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if __name__ == '__main__':
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app.run(debug=True) |