Flask 页面展示文件目录及文件，通过勾选复习框删除

import os import shutil from flask import Flask, render_template, request, redirect, url_for app = Flask(__name__) def generate_file_tree(path): root = { 'name': os.path.basename(path), 'type': 'directory', 'children': [] } for item in os.listdir(path): item_path = os.path.join(path, item) if os.path.isdir(item_path): child = generate_file_tree(item_path) else: child = { 'name': item, 'type': 'file' } root['children'].append(child) return root def delete_selected_files_and_dirs(path, file_tree): selected_files = request.form.getlist('file-checkbox') for item in file_tree['children']: item_path = os.path.join(path, item['name']) if item['type'] == 'file': if item['name'] in selected_files: os.remove(item_path) elif item['type'] == 'directory': if item['name'] in selected_files: shutil.rmtree(item_path) else: delete_selected_files_and_dirs(item_path, item) @app.route('/', methods=['GET', 'POST']) def index(): if not os.path.isdir('testfile'): os.makedirs('testfile') file_tree = generate_file_tree('testfile') if request.method == 'POST': delete_selected_files_and_dirs('testfile', file_tree) return redirect(url_for('index')) # 重定向到相同的URL return render_template('index.html', file_tree=file_tree) if __name__ == '__main__': app.run()