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aiData/Apps/XinDianTu/Crawler.py

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# coding=utf-8
import asyncio
import logging
import uuid
import os
import sys
import json
import time
import hashlib
from PIL import Image
# 将项目根目录添加到 sys.path
project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
if project_root not in sys.path:
sys.path.append(project_root)
import uiautomator2 as u2
from Core.BaseCrawler import BaseCrawler
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from Apps.XinDianTu import Kit
from Apps.XinDianTu.Kit import take_screenshot
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from Util.ObsUtil import ObsUploader
from Util.RedisKit import RedisKit
import cv2
from Apps.XinDianTu.Service import XinDianTuService
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from Apps.XinDianTu.ReadImageKit import ReadImageKit
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from Config.Config import (
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OBS_TMP_PREFIX, CDN_DOMAIN, TEMP_IMAGE_DIR
)
from Apps.XinDianTu.Config.Setting import (
SCROLL_DISTANCE_RATIO,
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MAX_SCROLLS, REDIS_STATION_EXPIRE,
WAIT_DETAIL_PAGE_LOAD, WAIT_BACK_TO_LIST, WAIT_AFTER_SCROLL,
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MAX_CRAWL_DISTANCE,
SAFE_EXCLUDE_RATIO,
BOTTOM_SAFE_EXCLUDE_RATIO
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)
# --- 用户配置区域 ---
# 是否保留截图文件(True=保留备查,False=随用随删)
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KEEP_SCREENSHOTS = True
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# [Testing] 是否在启动时清除 Redis 中的场站处理记录
# True: 每次运行前清除记录,方便反复测试同一个场站
# False: 生产模式,保留记录以避免重复爬取
TEST_CLEAR_REDIS = True
# 配置说明:
# SCROLL_DISTANCE_RATIO 控制翻页时的滑动距离(在 Config.py 中修改)。
# 对于华为 Mate 20x 等分辨率较低或屏幕较小的手机,如果发现翻页时跳过了某些场站,
# 请尝试减小 SCROLL_DISTANCE_RATIO(例如设置为 0.4 或 0.3)。
# 这样每次滑动的距离变短,可以确保所有场站都能被完整显示并识别。
# 配置日志输出
logging.basicConfig(
level=logging.INFO,
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
handlers=[
logging.StreamHandler(sys.stdout)
]
)
logger = logging.getLogger("StationList")
# 强制设置所有相关模块的日志级别为 INFO,防止被第三方库干扰
logging.getLogger("OpenXinDianTu").setLevel(logging.INFO)
logging.getLogger("FullProcess").setLevel(logging.INFO)
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class XinDianTuCrawler(BaseCrawler):
"""
新电途小程序爬虫实现
"""
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def __init__(self, service=None):
super().__init__(service)
# 初始化配置参数
self.max_scrolls = MAX_SCROLLS
self.uploader = ObsUploader()
self.redis_kit = RedisKit()
async def start(self):
"""
实现 BaseCrawler 的启动入口
"""
# 兼容旧逻辑,直接调用 main
await main(self.service)
async def open_app(self):
# 实际逻辑在 Opener.py,此处可作为封装层
pass
async def crawl_list(self):
# 实际逻辑在 get_station_list,此处可作为封装层
pass
async def crawl_detail(self, station_info):
pass
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async def is_already_crawled(redis_kit, station_name):
"""
检查场站是否已经爬取过,仅按名称去重
"""
cleaned_name = Kit.clean_station_name(station_name)
if not cleaned_name:
return False
redis_key = f"crawled:xdt:{cleaned_name}"
if await redis_kit.get_data(redis_key):
return True
return False
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async def analyze_prices_background(service, station_name, image_paths, device_info=None):
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"""
后台异步处理价格图片分析
"""
try:
# 使用多图解析并去重
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all_rows = await ReadImageKit.parse_price_schedule_multi(station_name, image_paths, device_info=device_info)
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if all_rows:
# 24小时铺平
hourly_schedule = ReadImageKit.hourly_full_day(all_rows)
await service.process_price_detail_data(station_name, hourly_schedule)
logger.info(f"后台处理完成: {station_name} 的分时价格已保存。")
else:
logger.warning(f"后台处理失败: {station_name} 未能解析出价格时段。")
# 处理完成后清理图片
for path in image_paths:
try:
if os.path.exists(path):
os.remove(path)
except:
pass
except Exception as e:
logger.error(f"分析价格后台任务异常 ({station_name}): {e}")
return True
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async def get_station_list(d, service, uploader, max_scrolls=MAX_SCROLLS):
"""
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获取场站列表并处理翻页 (异步优化版)
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"""
redis_kit = RedisKit()
window_size = d.window_size()
w, h = window_size[0], window_size[1]
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device_info = d.info
device_info['width'] = w
device_info['height'] = h
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logger.info(f"开始爬取列表,设备: {device_info.get('productName')} | 分辨率: {w}x{h}")
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background_tasks = []
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last_list_md5 = None
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no_new_data_count = 0
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for i in range(max_scrolls + 1):
logger.info(f"正在处理第 {i + 1} 页...")
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# 1. 拍摄截图
image_uuid = str(uuid.uuid4())
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screenshot_path = take_screenshot(d, image_uuid, save_dir=TEMP_IMAGE_DIR)
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# 检查是否存在广告 (VL)
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logger.info("检查是否存在广告弹窗...")
ad_res = await ReadImageKit.detect_ad_popup(screenshot_path, device_info=device_info)
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ad_top_y_norm = 0.90 # 默认使用一个更宽松的底部边界 (0.90),防止点到导航栏
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if ad_res:
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ad_type = ad_res.get("ad_type")
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if ad_type != "rabbit":
x, y = ad_res['x'], ad_res['y']
logger.info(f"检测到非兔子广告: {ad_res} [Type: {ad_type}],正在关闭...")
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d.click(x, y)
await asyncio.sleep(1.5)
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# 重新截图
if os.path.exists(screenshot_path): os.remove(screenshot_path)
screenshot_path = take_screenshot(d, image_uuid, save_dir=TEMP_IMAGE_DIR)
else:
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# 发现兔子广告,不再尝试关闭,直接计算它的顶边界 (归一化 0-1)
# 我们取 0.90 作为安全阈值,低于此 Y 坐标的场站认为被遮挡
ad_top_y_norm = 0.90
logger.info(f">>> 发现兔子广告,设定安全边界为 Y_norm < {ad_top_y_norm}")
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# 检查是否已经滚动到底部 (排除状态栏后,内容与上次一致)
current_md5 = Kit.get_image_content_md5(
screenshot_path,
top_ratio=SAFE_EXCLUDE_RATIO,
bottom_ratio=BOTTOM_SAFE_EXCLUDE_RATIO
)
if last_list_md5 and current_md5 == last_list_md5:
logger.info("检测到列表核心内容无变化,已到达底部或加载完成,提前结束。")
if os.path.exists(screenshot_path): os.remove(screenshot_path)
break
last_list_md5 = current_md5
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logger.info(f"列表页截图已完成: {screenshot_path}")
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# 2. 执行本地图形学分析,生成 _vl.jpg 和 .json
logger.info("正在执行图形学切片分析...")
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Kit.crop_cards_from_image(screenshot_path)
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json_path = screenshot_path.replace(".jpg", ".json")
vl_img_path = screenshot_path.replace(".jpg", "_vl.jpg")
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if not os.path.exists(json_path) or not os.path.exists(vl_img_path):
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logger.warning("未识别到任何卡片,跳过当前页")
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continue
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with open(json_path, 'r', encoding='utf-8') as f:
json_metadata = json.load(f)
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# 3. 【优化】后台异步上传 _vl.jpg 供以后参考,不再等待上传
vl_object_key = f"{OBS_TMP_PREFIX}/{image_uuid}_vl.jpg"
loop = asyncio.get_running_loop()
loop.run_in_executor(None, uploader.upload_file, vl_object_key, vl_img_path)
# 4. 【优化】直接使用本地路径调用 VL 模型识别,避免等待上传
logger.info("正在调用 VL 模型识别场站信息...")
stations = await service.process_station_list_vl(vl_img_path, json_metadata, device_info=device_info)
logger.info(f"本页识别到 {len(stations)} 个场站")
# 5. 匹配几何卡片与 VL 识别结果 (XinDianTu 的 parse_vl_image 已经按顺序返回了)
# 这里的 stations 列表长度应该与 json_metadata["cards"] 对应
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new_stations_processed = 0
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if json_metadata.get("cards") and stations:
for idx, card in enumerate(json_metadata["cards"]):
# 检查索引是否越界 (VL 模型可能返回的数组长度不一致)
if idx < len(stations) and stations[idx]:
st = stations[idx]
station_name = st.get("station_name")
if not station_name: continue
# 检查 Redis 去重
if await is_already_crawled(redis_kit, station_name):
logger.info(f"场站 {station_name} 匹配到已处理记录,跳过。")
continue
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# 【优化】检查是否被遮挡或太靠近底部
# card["bounds_norm"] 是 {left, top, right, bottom}
card_bottom = card["bounds_norm"]["bottom"]
if card_bottom > ad_top_y_norm:
logger.warning(f"场站 '{station_name}' 被遮挡或太靠近底部 (Bottom {card_bottom:.2f} > {ad_top_y_norm}),留待下次滚动处理。")
continue
# 正常处理新场站
logger.info(f">>> 发现新场站 '{station_name}',开始处理...")
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new_stations_processed += 1
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click_x, click_y = card["click_point"]
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logger.info(f"准备处理场站: {station_name}, 点击坐标: ({click_x}, {click_y})")
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d.click(int(click_x), int(click_y))
# 等待二级页面加载
await asyncio.sleep(WAIT_DETAIL_PAGE_LOAD)
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should_back_to_list = True
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# 截取二级页面图
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detail_uuid = str(uuid.uuid4())
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detail_path = take_screenshot(d, detail_uuid, save_dir=TEMP_IMAGE_DIR)
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# 【新增】二级页面广告检测 (如:免费停车提示)
logger.info("检查详情页是否存在干扰弹窗...")
detail_ad_res = await ReadImageKit.detect_ad_popup(detail_path, device_info=device_info)
if detail_ad_res:
dad_type = detail_ad_res.get("ad_type")
if dad_type == "rabbit":
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logger.info(">>> 详情页检测到 rabbit 广告。根据策略,我们不再尝试关闭它,直接继续。")
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else:
dx, dy = detail_ad_res["x"], detail_ad_res["y"]
logger.info(f"检测到详情页弹窗: {dad_type},正在点击关闭 ({dx}, {dy})...")
d.click(dx, dy)
await asyncio.sleep(1.5)
# 重新截图,确保后续流程使用的是清理后的界面
if os.path.exists(detail_path): os.remove(detail_path)
detail_path = take_screenshot(d, detail_uuid, save_dir=TEMP_IMAGE_DIR)
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# 【优化】后台解析详情页地址,直接传本地路径,避免等待上传
logger.info(f"已启动后台分析详情页: {station_name}")
task_addr = asyncio.create_task(service.process_station_address(station_name, detail_path, device_info=device_info))
background_tasks.append(task_addr)
# 【优化】后台异步上传详情页截图供以后参考
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detail_object_key = f"{OBS_TMP_PREFIX}/{detail_uuid}.jpg"
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loop = asyncio.get_running_loop()
loop.run_in_executor(None, uploader.upload_file, detail_object_key, detail_path)
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# --- 抓取价格时段信息 ---
# 识别 "全部时段" 按钮
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# 优先使用 VL 模型精准识别,避免几何特征误判导致退回微信
res = await ReadImageKit.find_all_time_button_coordinate(detail_path, device_info=device_info)
pos = (res.get("uia_center_x"), res.get("uia_center_y")) if res.get("uia_center_x") else None
entered_price_page = False
if pos and pos[0] is not None and pos[1] is not None:
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ex, ey = pos
logger.info(f"找到 '全部时段' 按钮: ({ex}, {ey})")
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# 记录点击前的页面特征,用于验证是否成功进入三级页面
before_click_md5 = Kit.get_image_content_md5(detail_path)
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d.click(ex, ey)
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await asyncio.sleep(1.5)
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# 检查页面是否真的变化了
after_click_path = take_screenshot(d, f"check_{detail_uuid}", save_dir=TEMP_IMAGE_DIR)
after_click_md5 = Kit.get_image_content_md5(after_click_path)
if before_click_md5 != after_click_md5:
entered_price_page = True
price_screenshots = []
for p_idx in range(1, 4):
p_uuid = f"{hashlib.md5(station_name.encode('utf-8')).hexdigest()}_p_{p_idx}"
p_path = take_screenshot(d, p_uuid, save_dir=TEMP_IMAGE_DIR)
price_screenshots.append(p_path)
if p_idx < 3:
d.swipe_ext("up", scale=0.7)
await asyncio.sleep(1.0)
# 【异步优化】后台处理价格
logger.info(f"已启动后台分析价格页: {station_name}")
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task_price = asyncio.create_task(analyze_prices_background(service, station_name, price_screenshots, device_info=device_info))
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background_tasks.append(task_price)
# 从三级页面返回二级页面
d.press("back")
await asyncio.sleep(0.5)
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# 检查返回后的页面状态,防止多重返回导致退出到搜索页
check_back_path = take_screenshot(d, f"check_back_{detail_uuid}", save_dir=TEMP_IMAGE_DIR)
# 1. 与列表页对比 (使用列表页的排除比例)
check_list_md5 = Kit.get_image_content_md5(
check_back_path,
top_ratio=SAFE_EXCLUDE_RATIO,
bottom_ratio=BOTTOM_SAFE_EXCLUDE_RATIO
)
# 2. 与详情页对比 (使用默认排除比例,与 before_click_md5 一致)
check_detail_md5 = Kit.get_image_content_md5(check_back_path)
if check_list_md5 == current_md5:
logger.info("检测到已直接返回列表页,跳过后续返回操作。")
should_back_to_list = False
elif check_detail_md5 == before_click_md5:
logger.info("检测到返回详情页,需执行第二次返回。")
should_back_to_list = True
else:
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logger.warning(f"返回后状态未知 (ListMD5:{check_list_md5[:8]} vs {current_md5[:8]}, DetailMD5:{check_detail_md5[:8]} vs {before_click_md5[:8]})。")
logger.info("正在使用 VL 模型进一步确认当前页面状态...")
# 使用 VL 模型检查当前页面是否存在 '全部时段' 按钮
# 如果存在,说明还在详情页,必须返回;如果不存在,说明可能已回到列表页
check_res = await ReadImageKit.find_all_time_button_coordinate(check_back_path, device_info=device_info)
if check_res and check_res.get("uia_center_x"):
logger.info("VL 确认当前仍处于详情页 (发现了'全部时段'按钮),执行返回。")
should_back_to_list = True
else:
logger.info("VL 未发现'全部时段'按钮,判定已回到列表页(或非详情页),停止回退以防误退。")
should_back_to_list = False
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# 使用完毕后再清理检查用的截图
if os.path.exists(check_back_path): os.remove(check_back_path)
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else:
logger.warning(f"点击 '{station_name}' 的 '全部时段' 按钮后页面无明显变化,跳过三级页面处理。")
# 清理检查用的截图
if os.path.exists(after_click_path): os.remove(after_click_path)
else:
logger.info(f"场站 {station_name} 未发现 '全部时段' 按钮。")
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# 从二级页面返回 (仅当确实需要返回时)
if should_back_to_list:
d.press("back")
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logger.info(f"等待 {WAIT_BACK_TO_LIST + 1} 秒返回列表...")
await asyncio.sleep(WAIT_BACK_TO_LIST + 1)
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# 记录 Redis 去重 (仅按名称去重)
cleaned = Kit.clean_station_name(station_name)
await redis_kit.set_data(f"crawled:xdt:{cleaned}", "1", expire=REDIS_STATION_EXPIRE)
# 清理已完成的后台任务
done_tasks = [t for t in background_tasks if t.done()]
for t in done_tasks:
if t.exception():
logger.error(f"后台任务异常: {t.exception()}")
background_tasks.remove(t)
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if stations and new_stations_processed == 0:
no_new_data_count += 1
logger.info(f"本页所有场站均已处理过,连续 {no_new_data_count} 页无新数据。")
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# 【优化】由于滑动步长较小 (0.15),连续多页重复是正常的,将阈值调大到 10
if no_new_data_count >= 10:
logger.info("连续 10 页无新数据,判定为已到底或重复循环,提前结束。")
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break
else:
no_new_data_count = 0
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# 6. 翻页
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# 【优化】使用“小步快跑”策略,减小滑动距离以避免跳过场站,并能更平滑地躲避广告
# 步长已在 Setting.py 中统一配置为 SCROLL_DISTANCE_RATIO
logger.info(f"执行翻页滑动 (步长: {SCROLL_DISTANCE_RATIO})...")
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d.swipe_ext("up", scale=SCROLL_DISTANCE_RATIO)
await asyncio.sleep(WAIT_AFTER_SCROLL)
# 等待所有后台任务完成
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if background_tasks:
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logger.info(f"正在等待剩余 {len(background_tasks)} 个后台任务完成...")
await asyncio.gather(*background_tasks, return_exceptions=True)
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logger.info("采集任务完成")
return True
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def clean_images_dir():
"""清理 Images 目录下除保留文件外的所有文件"""
base_dir = os.path.dirname(os.path.abspath(__file__))
images_dir = os.path.join(base_dir, "Images")
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if not os.path.exists(images_dir):
return
keep_files = {'1.jpg', '2.jpg', '3.jpg', '4.jpg'}
logger.info(f"正在清理 Images 目录 (保留: {keep_files})...")
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deleted_count = 0
for filename in os.listdir(images_dir):
if filename in keep_files:
continue
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file_path = os.path.join(images_dir, filename)
try:
if os.path.isfile(file_path):
os.remove(file_path)
deleted_count += 1
except Exception as e:
logger.warning(f"删除文件失败 {filename}: {e}")
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logger.info(f"清理完成,共删除 {deleted_count} 个文件。")
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async def clean_redis_data(redis_kit):
"""清除 Redis 中的场站处理记录"""
if TEST_CLEAR_REDIS:
logger.info("测试模式开启:正在清除 Redis 中的场站处理记录 (processed_station:*)...")
keys = await redis_kit.keys("processed_station:*")
if keys:
count = await redis_kit.delete(*keys)
logger.info(f"已清除 {count} 条场站处理记录")
else:
logger.info("未发现旧的场站处理记录")
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async def main(service=None, do_cleanup=True):
# 连接设备
d = u2.connect()
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# 初始化服务
should_close_service = False
if service is None:
service = XinDianTuService()
should_close_service = True
# 初始化数据库连接(XinDianTuService 需要)
await service.init_db()
uploader = ObsUploader()
redis_kit = RedisKit()
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try:
if do_cleanup:
# 清理图片目录
clean_images_dir()
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# [Testing] 如果配置为测试模式,启动时清除 Redis 记录
await clean_redis_data(redis_kit)
# 清理过期数据
# await service.cleanup_old_data()
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# 获取场站列表
stations = await get_station_list(d, service, uploader, max_scrolls=MAX_SCROLLS)
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if stations:
logger.info("场站列表采集完成。")
else:
logger.warning("未采集到任何场站信息。")
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return True
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except Exception as e:
logger.exception(f"运行过程中出现异常: {e}")
return False
finally:
# 关闭数据库连接
if should_close_service:
await service.close_db()
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if __name__ == "__main__":
try:
asyncio.run(main())
except KeyboardInterrupt:
logger.info("程序被用户中断.")
except Exception as e:
logger.exception(f"程序崩溃: {e}")