ASJServer/Object/IPWeatherObject.py

# @Author    : Rocky
# @File      : IPWeatherObject.py
# @Time      : 2023/8/16 8:56
import datetime

import geoip2.webservice
import requests

from Model.models import IPAddr, OpenWeatherMapCallCount
from Object.AWS.S3Email import S3Email
from Object.RedisObject import RedisObject
from Service.CommonService import CommonService
from Ansjer.config import LOGGER, CONFIG_INFO


class IPQuery:
    """
    阿里云IP地址查询
    https://market.aliyun.com/products/57002003/cmapi021970.html?spm=5176.2020520132.recommend-card.dbottom-suggestion.33e17218GYjWDt#sku=yuncode15970000020
    """

    def __init__(self, ip):
        self.appcode = 'd7d63b34b1d54214be446608a57ff0a2'
        self.host = 'https://c2ba.api.huachen.cn'
        self.path = '/ip'

        self.district = ''  # 区
        self.city = ''  # 市
        self.region = ''  # 省/州
        self.country_id = ''

        param = 'ip=' + ip
        url = self.host + self.path + '?' + param

        # 获取ip的区级和城市信息
        headers = {'Authorization': 'APPCODE ' + self.appcode}
        res = requests.get(url=url, headers=headers)
        if res.status_code == 200:
            # 反序列化响应数据
            res_data = eval(res.content.decode('utf-8'))
            if res_data['ret'] == 200:
                district = res_data['data']['district']
                city = res_data['data']['city']
                region = res_data['data']['region']
                country_id = res_data['data']['country_id']

                # 国内城市数据不为空字符,拼上'市'字
                if country_id == 'CN' and city != '':
                    city += '市'

                # ip地址信息存表或更新
                ip_addr_qs = IPAddr.objects.filter(ip=ip, is_geoip2=False)
                if ip_addr_qs.exists():
                    ip_addr_qs.update(district=district, city=city, region=region, country_code=country_id)
                else:
                    IPAddr.objects.create(ip=ip, district=district, city=city, region=region, country_code=country_id)

                # 确定天气城市
                if district != '':
                    self.district = district
                elif city != '':
                    self.district = city

                self.country_id = country_id


class WeatherInfo:
    """
    阿里云墨迹天气服务
    https://market.aliyun.com/products/57096001/cmapi013828.html?spm=5176.2020520132.101.19.2b8f7218NuiGPd#sku=yuncode782800000
    """
    def __init__(self, city_id):
        self.appcode = 'd7d63b34b1d54214be446608a57ff0a2'
        self.headers = {'Authorization': 'APPCODE ' + self.appcode,
                        'Content-Type': 'application/x-www-form-urlencoded'}
        self.city_id = city_id

    def get_city_weather(self):
        url = "https://aliv18.data.moji.com/whapi/json/alicityweather/condition"  # 获取实时天气
        data = {'cityId': self.city_id}
        response = requests.post(url, headers=self.headers, data=data, verify=False)
        if response.status_code == 200:
            result = response.json()
            if result['code'] == 0:
                # 返回温湿度
                return result['data']['condition']['temp'], result['data']['condition']['humidity']
        return None, None

    def get_city_24_weather(self):
        url = 'https://aliv18.data.moji.com/whapi/json/alicityweather/forecast24hours'  # 获取城市24小时天气
        data = {'cityId': self.city_id}
        response = requests.post(url, headers=self.headers, data=data, verify=False)
        if response.status_code == 200:
            result = response.json()
            if result['code'] == 0:
                # 返回天气列表
                return result['data']['hourly']
        return None


class GeoIP2:
    """
    MaxMind GeoIP2查询国外ip
    同时保存ip信息
    https://www.maxmind.com/
    """

    def __init__(self, ip):
        self.account_id = 938644
        self.license_key = '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'
        self.license_key_sandbox = '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'

        try:
            with geoip2.webservice.Client(self.account_id, self.license_key) as client:
                # You can also use `client.city` or `client.insights`
                # `client.insights` is not available to GeoLite2 users
                response = client.city(ip)

                # 经纬度精确到小数点两位
                lat = round(response.location.latitude, 2)
                lon = round(response.location.longitude, 2)

                # 获取中文或英文城市名,省/州
                city = ''
                city_names = response.city.names
                city_cn = city_names.get('zh-CN')
                if city_cn:
                    city = city_cn
                elif city_names.get('en'):
                    city = city_names['en']

                region = ''
                subdivisions_names = response.subdivisions[0].names
                region_cn = subdivisions_names.get('zh-CN')
                if region_cn:
                    region = region_cn
                elif subdivisions_names.get('en'):
                    region = subdivisions_names['en']

                country_code = response.country.iso_code

                # 保存ip信息
                ip_addr_data = {
                    'ip': ip,
                    'lat': lat,
                    'lon': lon,
                    'city': city,
                    'region': region,
                    'country_code': country_code,
                    'is_geoip2': True
                }
                IPAddr.objects.create(**ip_addr_data)

        except Exception as e:
            LOGGER.info('GeoIP2解析ip异常:error_line:{}, error_msg:{}'.format(e.__traceback__.tb_lineno, repr(e)))


class OpenWeatherMap:
    """
    OpenWeatherMap查询国外天气服务
    https://openweathermap.org/
    """

    def __init__(self, lat, lon):
        self.appid = '7a6cd7dfeb034ededa451ed575788857'
        self.lat = lat  # 纬度
        self.lon = lon  # 经度

    def get_weather(self):
        """
        从缓存查询天气数据
        或者查询当前天气,并缓存数据
        @return: temp, humidity
        """
        # 查询缓存数据
        today = datetime.datetime.today()
        now_time = datetime.datetime(today.year, today.month, today.day, today.hour)
        str_time = now_time.strftime('%Y-%m-%d %H:%M:%S')
        time_stamp = CommonService.str_to_timestamp(str_time)
        key = 'weather:lat:{}_lon:{}_time_stamp:{}'.format(self.lat, self.lon, time_stamp)

        redis_obj = RedisObject()
        weather = redis_obj.get_data(key)
        if weather:
            temp, humidity = weather.split('/')
        else:
            temp, humidity = self.get_current_weather(str_time[:7])
            if temp is not None and humidity is not None:
                key = 'weather:lat:{}_lon:{}_time_stamp:{}'.format(self.lat, self.lon, time_stamp)
                redis_obj.set_ex_data(key, '{}/{}'.format(temp, humidity), 3600)
        return temp, humidity

    def get_current_weather(self, month):
        """
        根据经纬度获取当前天气
        @param month: 年月份
        @return: temp, humidity
        """
        url = 'https://api.openweathermap.org/data/2.5/weather'
        params = {
            'lat': self.lat,
            'lon': self.lon,
            'appid': self.appid,
            'units': 'metric'   # 公制单位,温度单位:摄氏度
        }
        res = requests.get(url=url, params=params, timeout=10)

        # 记录调用次数
        open_weather_map_call_count_qs = OpenWeatherMapCallCount.objects.filter(month=month).values('count')
        if not open_weather_map_call_count_qs.exists():
            OpenWeatherMapCallCount.objects.create(month=month)
        else:
            count = open_weather_map_call_count_qs[0]['count'] + 1
            open_weather_map_call_count_qs.update(count=count)
            # 调用次数超过750,000,邮件提醒
            warning_count = 750000
            if count > warning_count:
                redis_obj = RedisObject()
                key = 'open_weather_map_call_count_warning_time_limit'
                time_limit = redis_obj.get_data(key)
                if not time_limit:
                    # 限制一天提醒一次
                    redis_obj.set_data(key, 1, 60 * 60 * 24)
                    subject = '邮件提醒'
                    data = '{}服open weather调用次数大于{}'.format(CONFIG_INFO, warning_count)
                    S3Email().send_email(subject, data, 'servers@ansjer.com')

        if res.status_code != 200:
            return None, None
        res_data = eval(res.text)
        if res_data['cod'] != 200:
            return None, None
        temp = int(res_data['main']['temp'])
        humidity = int(res_data['main']['humidity'])
        return temp, humidity