新增“数据编辑”
This commit is contained in:
@@ -25,6 +25,7 @@ def create_index_with_mapping():
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"mappings": {
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"properties": {
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"writer_id":{"type": "text"},
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"data": {
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"type": "text", # 存储转换后的字符串,支持分词搜索
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"analyzer": "ik_max_word",
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393
app.py
393
app.py
@@ -1,10 +1,13 @@
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import base64
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from flask import Flask, request, render_template, redirect, url_for, jsonify
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from flask import Flask, request, render_template, redirect, url_for, jsonify, session, flash, send_from_directory
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from werkzeug.utils import secure_filename
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import os
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import uuid
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from PIL import Image
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import re
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import json
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import requests
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from functools import wraps
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from ESConnect import *
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from json_converter import json_to_string, string_to_json
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from openai import OpenAI
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@@ -14,7 +17,45 @@ from openai import OpenAI
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app = Flask(__name__)
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# app.config.from_object(config.Config)
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# 设置会话密钥,用于加密会话数据
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app.secret_key = 'your-secret-key-change-this-in-production'
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# OCR和信息提取函数,使用大模型API处理图片并提取结构化信息
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# 权限装饰器
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def login_required(f):
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"""要求用户登录的装饰器"""
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if 'user_id' not in session:
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flash('请先登录', 'error')
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return redirect(url_for('login'))
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return f(*args, **kwargs)
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return decorated_function
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def admin_required(f):
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"""要求管理员权限的装饰器"""
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if 'user_id' not in session:
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flash('请先登录', 'error')
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return redirect(url_for('login'))
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if session.get('permission', 1) != 0:
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flash('权限不足,需要管理员权限', 'error')
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return redirect(url_for('index'))
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return f(*args, **kwargs)
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return decorated_function
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def user_or_admin_required(f):
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"""要求普通用户或管理员权限的装饰器"""
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@wraps(f)
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def decorated_function(*args, **kwargs):
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if 'user_id' not in session:
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flash('请先登录', 'error')
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return redirect(url_for('login'))
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permission = session.get('permission', 1)
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if permission not in [0, 1]:
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flash('权限不足', 'error')
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return redirect(url_for('index'))
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return f(*args, **kwargs)
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return decorated_function
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def ocr_and_extract_info(image_path):
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"""
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使用大模型API进行OCR识别并提取图片中的结构化信息
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@@ -138,8 +179,258 @@ def ocr_and_extract_info(image_path):
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"""
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# 登录页面路由
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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"""
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处理用户登录
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GET: 显示登录页面
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POST: 处理登录表单提交
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"""
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if request.method == 'POST':
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username = request.form.get('username')
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password = request.form.get('password')
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if not username or not password:
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flash('请输入用户名和密码', 'error')
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return render_template('login.html')
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# 验证用户
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user_data = verify_user(username, password)
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if user_data:
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# 登录成功,设置会话
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session['user_id'] = user_data['user_id']
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session['username'] = user_data['username']
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session['permission'] = user_data['premission']
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flash(f'欢迎回来,{username}!', 'success')
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return redirect(url_for('index'))
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else:
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flash('用户名或密码错误', 'error')
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return render_template('login.html')
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return render_template('login.html')
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# 登出路由
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@app.route('/logout')
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def logout():
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"""
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处理用户登出
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"""
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session.clear()
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flash('已成功登出', 'info')
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return redirect(url_for('login'))
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# 用户管理页面路由
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@app.route('/user_management')
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@admin_required
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def user_management():
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"""
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显示用户管理页面(仅管理员可访问)
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"""
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users = get_all_users()
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return render_template('user_management.html', users=users)
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# 注册新用户路由
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@app.route('/register', methods=['GET', 'POST'])
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@admin_required
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def register():
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"""
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注册新用户(仅管理员可访问)
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GET: 显示注册页面
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POST: 处理注册表单提交
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"""
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if request.method == 'POST':
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username = request.form.get('username')
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password = request.form.get('password')
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confirm_password = request.form.get('confirm_password')
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permission = int(request.form.get('permission', 1))
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# 验证输入
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if not username or not password:
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flash('请输入用户名和密码', 'error')
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return render_template('register.html')
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if password != confirm_password:
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flash('两次输入的密码不一致', 'error')
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return render_template('register.html')
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if len(password) < 6:
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flash('密码长度至少6位', 'error')
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return render_template('register.html')
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# 检查用户名是否已存在
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existing_user = get_user_by_username(username)
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if existing_user:
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flash('用户名已存在', 'error')
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return render_template('register.html')
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# 创建新用户
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success = create_user(username, password, permission)
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if success:
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flash(f'用户 {username} 创建成功', 'success')
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return redirect(url_for('user_management'))
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else:
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flash('创建用户失败', 'error')
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return render_template('register.html')
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return render_template('register.html')
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# 修改用户密码路由
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@app.route('/change_password/<username>', methods=['POST'])
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@admin_required
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def change_password(username):
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"""
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修改用户密码(仅管理员可访问)
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"""
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new_password = request.form.get('new_password')
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confirm_password = request.form.get('confirm_password')
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if not new_password or not confirm_password:
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flash('请输入新密码', 'error')
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return redirect(url_for('user_management'))
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if new_password != confirm_password:
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flash('两次输入的密码不一致', 'error')
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return redirect(url_for('user_management'))
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if len(new_password) < 6:
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flash('密码长度至少6位', 'error')
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return redirect(url_for('user_management'))
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success = update_user_password(username, new_password)
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if success:
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flash(f'用户 {username} 密码修改成功', 'success')
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else:
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flash(f'修改用户 {username} 密码失败', 'error')
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return redirect(url_for('user_management'))
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# 修改用户权限路由
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@app.route('/change_permission/<username>', methods=['POST'])
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@admin_required
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def change_permission(username):
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"""
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修改用户权限(仅管理员可访问)
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"""
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new_permission = int(request.form.get('permission', 1))
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success = update_user_permission(username, new_permission)
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if success:
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flash(f'用户 {username} 权限修改成功', 'success')
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else:
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flash(f'修改用户 {username} 权限失败', 'error')
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return redirect(url_for('user_management'))
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# 删除用户路由
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@app.route('/delete_user/<username>', methods=['POST'])
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@admin_required
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def delete_user_route(username):
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"""
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删除用户(仅管理员可访问)
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"""
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success = delete_user(username)
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if success:
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flash(f'用户 {username} 删除成功', 'success')
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else:
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flash(f'删除用户 {username} 失败', 'error')
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return redirect(url_for('user_management'))
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# 个人设置页面路由
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@app.route('/profile')
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@login_required
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def profile():
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"""
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显示个人设置页面
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"""
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return render_template('profile.html')
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# 修改个人密码路由
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@app.route('/change_own_password', methods=['POST'])
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@login_required
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def change_own_password():
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"""
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用户修改自己的密码
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"""
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old_password = request.form.get('old_password')
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new_password = request.form.get('new_password')
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confirm_password = request.form.get('confirm_password')
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# 验证输入
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if not old_password or not new_password or not confirm_password:
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flash('请填写所有密码字段', 'error')
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return redirect(url_for('profile'))
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if new_password != confirm_password:
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flash('两次输入的新密码不一致', 'error')
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return redirect(url_for('profile'))
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if len(new_password) < 6:
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flash('新密码长度至少6位', 'error')
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return redirect(url_for('profile'))
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# 调用修改密码函数
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success = update_user_own_password(session['user_id'], old_password, new_password)
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if success:
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flash('密码修改成功', 'success')
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else:
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flash('密码修改失败,请检查旧密码是否正确', 'error')
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return redirect(url_for('profile'))
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# 个人数据页面路由
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@app.route('/my_data')
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@login_required
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def my_data():
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"""
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显示用户自己的数据
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"""
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user_id = session['user_id']
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keyword = request.args.get('keyword', '')
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# 查询用户自己的数据
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if keyword:
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data = search_data_by_user(user_id, keyword)
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else:
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data = search_data_by_user(user_id)
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# 将data字段从字符串转换回JSON格式以便显示
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processed_data = []
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for item in data:
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if 'data' in item and item['data']:
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try:
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# 将data字段的字符串转换回JSON
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original_data = string_to_json(item['data'])
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# 合并原始数据和其他字段
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display_item = {
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'_id': item['_id'],
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'image': item.get('image', ''),
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**original_data # 展开原始数据字段
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}
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processed_data.append(display_item)
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except Exception as e:
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# 如果转换失败,保持原始格式
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processed_data.append(item)
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else:
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processed_data.append(item)
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return render_template('my_data.html', data=processed_data, keyword=keyword)
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# 首页路由
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@app.route('/')
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@login_required
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def index():
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"""
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渲染首页模板
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@@ -151,6 +442,7 @@ def index():
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# 图片上传路由
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@app.route('/upload', methods=['POST'])
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@user_or_admin_required
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def upload_image():
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"""
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处理图片上传请求,调用OCR识别但不存储结果
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@@ -234,6 +526,7 @@ def confirm_data():
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# 搜索路由
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@app.route('/search')
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@user_or_admin_required
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def search():
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"""
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处理搜索请求,从Elasticsearch中检索匹配的数据
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@@ -273,6 +566,7 @@ def search():
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# 结果页面路由
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@app.route('/results')
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@user_or_admin_required
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def results_page():
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"""
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渲染搜索结果页面
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@@ -284,6 +578,7 @@ def results_page():
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# 显示所有数据路由
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@app.route('/all')
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@admin_required
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def show_all():
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"""
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获取所有数据并渲染到页面
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@@ -331,6 +626,7 @@ def serve_image(filename):
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# 删除数据路由
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@app.route('/delete/<doc_id>', methods=['POST'])
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@login_required
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def delete_entry(doc_id):
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"""
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根据文档ID删除数据
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@@ -341,12 +637,107 @@ def delete_entry(doc_id):
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返回:
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重定向到所有数据页面或错误信息
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"""
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user_id = session['user_id']
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user_permission = session.get('permission', 1)
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# 管理员可以删除所有数据,普通用户只能删除自己的数据
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if user_permission == 0: # 管理员
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success = delete_by_id(doc_id)
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redirect_url = 'show_all'
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else: # 普通用户
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success = delete_data_by_id(doc_id, user_id)
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redirect_url = 'my_data'
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if success:
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return redirect(url_for(redirect_url))
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if delete_by_id(doc_id):
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return redirect(url_for('show_all'))
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else:
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return "删除失败", 500
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@app.route('/edit/<doc_id>', methods=['GET', 'POST'])
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@login_required
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def edit_entry(doc_id):
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"""
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编辑数据条目(用户只能编辑自己的数据)
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"""
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if request.method == 'GET':
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# 获取要编辑的数据
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try:
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# 先获取文档检查权限
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response = requests.get(
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f"{ES_URL}/{data_index_name}/_doc/{doc_id}",
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auth=AUTH
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)
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response.raise_for_status()
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doc = response.json()
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if not doc.get("found"):
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flash('数据不存在', 'error')
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return redirect(url_for('my_data'))
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# 检查权限
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user_id = session['user_id']
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user_permission = session.get('permission', 1)
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doc_user_id = doc["_source"].get("user_id")
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# 管理员可以编辑所有数据,普通用户只能编辑自己的数据
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if user_permission != 0 and doc_user_id != user_id:
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flash('您无权编辑此数据', 'error')
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return redirect(url_for('my_data'))
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# 解析数据
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data_str = doc["_source"].get("data", "{}")
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original_data = string_to_json(data_str)
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edit_data = {
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'_id': doc_id,
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'image': doc["_source"].get('image', ''),
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**original_data
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}
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return render_template('edit.html', data=edit_data)
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except Exception as e:
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flash('获取数据失败', 'error')
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return redirect(url_for('my_data'))
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else: # POST 请求 - 保存编辑
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try:
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# 获取编辑后的数据
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edited_data = {}
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for key, value in request.form.items():
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if key != '_id' and key != 'image':
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edited_data[key] = value
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# 转换为字符串格式
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data_string = json_to_string(edited_data)
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# 构造更新数据
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updated_data = {
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"data": data_string,
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"image": request.form.get('image', ''),
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"user_id": session['user_id']
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}
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# 更新数据
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success = update_data_by_id(doc_id, updated_data, session['user_id'])
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if success:
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flash('数据更新成功', 'success')
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else:
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flash('数据更新失败', 'error')
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# 根据用户权限重定向
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if session.get('permission', 1) == 0:
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return redirect(url_for('show_all'))
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else:
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return redirect(url_for('my_data'))
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except Exception as e:
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flash('保存数据失败', 'error')
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return redirect(url_for('my_data'))
|
||||
|
||||
# 主程序入口
|
||||
if __name__ == '__main__':
|
||||
|
||||
Reference in New Issue
Block a user