189 lines
5.7 KiB
Python
189 lines
5.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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对完整截图进行OCR识别，并与数据库对比去重
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"""
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import os
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import sqlite3
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import requests
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import base64
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from PIL import Image
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import glob
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import json
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def ocr_image(image_path):
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"""OCR识别单张图片"""
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with open(image_path, 'rb') as f:
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image_base64 = base64.b64encode(f.read()).decode('utf-8')
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url = "http://localhost:11434/api/chat"
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payload = {
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"model": "glm-ocr",
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"messages": [{
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"role": "user",
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"content": """识别图片中的所有联系人名称。要求：
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1. 只输出联系人名称，每行一个
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2. 忽略分组标题（如星号、字母A-Z等）
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3. 忽略数字统计
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4. 不要添加任何其他内容""",
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"images": [image_base64]
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}],
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"stream": False
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}
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try:
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response = requests.post(url, json=payload, timeout=60)
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return response.json().get('message', {}).get('content', '')
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except Exception as e:
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print(f"OCR失败: {e}")
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return ""
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def is_valid_contact(line):
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"""判断是否是有效的联系人"""
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line = line.strip()
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if not line or len(line) < 2:
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return False
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invalid = ["公众号", "服务号", "企业微信联系人", "我的企业", "联系人",
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"星标朋友", "新的朋友", "群聊", "标签", "仅聊天", "设备"]
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if line in invalid:
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return False
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if len(line) == 1 and line.isalpha():
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return False
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if line.startswith(">") or line.startswith("!"):
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return False
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if line.startswith('"') or line.startswith('{') or line.startswith('[') or line.startswith('```'):
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return False
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if line.startswith('"') and ':' in line:
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return False
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return True
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def clean_contact_name(name):
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"""清理联系人名称"""
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name = name.strip('"\'')
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name = name.rstrip(',，。：:')
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return name.strip()
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def get_existing_contacts():
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"""从数据库获取已存在的联系人"""
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conn = sqlite3.connect(r'D:\夏骥\微信研究\contacts.db')
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cursor = conn.cursor()
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cursor.execute('SELECT name FROM contacts')
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existing = set(row[0] for row in cursor.fetchall())
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conn.close()
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return existing
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def add_new_contacts(new_contacts):
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"""将新联系人添加到数据库"""
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if not new_contacts:
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return 0
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conn = sqlite3.connect(r'D:\夏骥\微信研究\contacts.db')
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cursor = conn.cursor()
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# 获取当前最大ID
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cursor.execute('SELECT MAX(id) FROM contacts')
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max_id = cursor.fetchone()[0] or 0
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added = 0
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for idx, name in enumerate(new_contacts, start=max_id + 1):
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cursor.execute('''
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INSERT INTO contacts (id, name, category, blessing, selected)
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VALUES (?, ?, ?, ?, ?)
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''', (idx, name, '', '马年新春快乐！愿您在新的一年里，事业腾飞，马到成功！', False))
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added += 1
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conn.commit()
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conn.close()
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return added
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def main():
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print("=" * 60)
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print("批量OCR识别并去重入库")
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print("=" * 60)
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# 获取截图目录
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scroll_dir = r"D:\夏骥\微信研究\scroll_complete"
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if not os.path.exists(scroll_dir):
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print(f"目录不存在: {scroll_dir}")
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return
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screenshots = sorted(glob.glob(os.path.join(scroll_dir, "*.png")))
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if not screenshots:
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print("未找到截图文件！")
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return
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print(f"找到 {len(screenshots)} 张截图")
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# 获取已存在的联系人
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existing_contacts = get_existing_contacts()
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print(f"数据库中已有 {len(existing_contacts)} 个联系人")
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all_new_contacts = set()
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skipped_count = 0
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for i, path in enumerate(screenshots):
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print(f"\n[{i+1}/{len(screenshots)}] {os.path.basename(path)}")
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result = ocr_image(path)
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new_in_this = 0
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for line in result.strip().split('\n'):
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line = line.strip()
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if is_valid_contact(line):
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cleaned = clean_contact_name(line)
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if cleaned and len(cleaned) >= 2:
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if cleaned in existing_contacts:
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skipped_count += 1
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print(f" - {cleaned} (已存在，跳过)")
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elif cleaned not in all_new_contacts:
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new_in_this += 1
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print(f" + {cleaned} (新)")
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all_new_contacts.add(cleaned)
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print(f" 本轮新增 {new_in_this}，累计新发现 {len(all_new_contacts)}，跳过 {skipped_count}")
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print(f"\n{'='*60}")
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print(f"OCR完成！")
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print(f"发现新联系人: {len(all_new_contacts)} 个")
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print(f"跳过已存在: {skipped_count} 个")
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# 入库
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if all_new_contacts:
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added = add_new_contacts(sorted(all_new_contacts, key=lambda x: (not x[0].isalpha() if x else True, x.lower() if x and x[0].isalpha() else x)))
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print(f"成功入库: {added} 个")
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# 更新JSON文件
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conn = sqlite3.connect(r'D:\夏骥\微信研究\contacts.db')
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cursor = conn.cursor()
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cursor.execute('SELECT * FROM contacts ORDER BY id')
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all_contacts = []
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for row in cursor.fetchall():
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all_contacts.append({
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"id": row[0],
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"name": row[1],
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"category": row[2],
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"blessing": row[3],
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"selected": bool(row[4])
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})
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conn.close()
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json_file = r"D:\夏骥\微信研究\contacts_data.json"
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with open(json_file, 'w', encoding='utf-8') as f:
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json.dump(all_contacts, f, ensure_ascii=False, indent=2)
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print(f"JSON数据已更新: {json_file}")
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print(f"数据库总联系人: {len(all_contacts)} 个")
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if __name__ == '__main__':
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main()
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