C# 微信 生活助手 空气质量 天气预报等 效果展示 数据抓取 （二）

此文主要是 中国天气网和中国环境监测总站的数据抓取 打算开放全部数据抓取源代码 已在服务器上 稳定运行半个月

webapi http://api.xuzhiheng.cn/

常量

 /// <summary>
         /// 环保部抓取数据链接
         /// </summary>
         public const string HBUrl = "http://datacenter.mep.gov.cn/report/air_daily/airDairyCityHour.jsp";
         /// <summary>
         /// 环境检测总站
         /// </summary>
         public const string HJJCZZUrl = "http://113.108.142.147:20035/emcpublish/ClientBin/Env-CnemcPublish-RiaServices-EnvCnemcPublishDomainService.svc/binary";
         /// <summary>
         /// 获取所有站点AQI数据
         /// </summary>
         public const string AQIDataUrl = HJJCZZUrl + "/GetAQIDataPublishLives";
         /// <summary>
         /// 获取所有城市AQI数据
         /// </summary>
         public const string CityDataUrl = HJJCZZUrl + "/GetCityAQIPublishLives";
         /// <summary>
         /// 中国天气网
         /// </summary>
         public const string WeatherUrl = "http://www.weather.com.cn";
         /// <summary>
         /// 中国天气网7天天气预报
         /// </summary>
         //public const string Weather7DUrl = WeatherUrl + "/weather/{0}.shtml";
         public const string Weather7DUrl = "http://home.cw.uitv.com.cn/Weather.ashx?service=2&cityid={0}";
         /// <summary>
         /// 中国天气网实况天气预报
         /// </summary>
         //public const string WeatherSKUrl = "http://data.weather.com.cn/sk/{0}.html";
         public const string WeatherSKUrl = "http://d1.weather.com.cn/sk_2d/{0}.html";
         public const string WeatherSKDetailUrl = "http://flash.weather.com.cn/wmaps/xml/{0}.xml";

         public static readonly string[] ChinaProvinces = new string[] { "heilongjiang", "jilin", "liaoning", "hainan", "neimenggu", "xinjiang", "xizang", "qinghai", "ningxia", "gansu", "hebei", "henan", "hubei", "hunan", "shandong", "jiangsu", "anhui", "shanxi", "sanxi", "sichuan", "yunnan", "guizhou", "zhejiang", "fujian", "jiangxi", "guangdong", "guangxi", "beijing", "tianjin", "shanghai", "chongqing", "xianggang", "aomen", "taiwan", "xisha", "nanshadao", "diaoyudao" };

         /// <summary>
         /// 风向
         /// </summary>
         public static readonly string[] WindDirections = new string[] { "无持续风向", "东北风", "东风", "东南风", "南风", "西南风", "西风", "西北风", "北风", "旋转风" };
         /// <summary>
         /// 风力
         /// </summary>
         public static readonly string[] WindForces = new string[] { "微风", "3-4级", "4-5级", "5-6级", "6-7级", "7-8级", "8-9级", "9-10级", "10-11级", "11-12级" };
         /// <summary>
         /// 天气
         /// </summary>
         public static readonly string[] Weathers = new string[] { "晴", "多云", "阴", "阵雨", "雷阵雨", "冰雹", "雨夹雪", "小雨", "中雨", "大雨", "暴雨", "大暴雨", "特大暴雨", "阵雪", "小雪", "中雪", "大雪", "暴雪", "雾", "冻雨", "沙尘暴", "小到中雨", "中到大雨", "大到暴雨", "暴雨到大暴雨", "大暴雨到特大暴雨", "小到中雪", "中到大雪", "大到暴雪", "浮尘", "扬沙", "强沙尘暴", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "霾" };
         /// <summary>
         /// 质数代号
         /// </summary>
         public static readonly string[] Indexs = new string[] { "ag", "cl", "lk", "yh", "uv", "ls", "mf", "pj", "tr", "yd", "hc", "ac", "ct", "gj", "ys", "nl", "pk", "zs", "xc", "co", "dy", "fs", "gm", "jt", "xq", "pl", "pp" };
         /// <summary>
         /// 质数名称
         /// </summary>
         public static readonly string[] IndexNames = new string[] { "息斯敏过敏指数", "晨练指数", "路况指数", "约会指数", "紫外线强度指数", "晾晒指数", "美发指数", "啤酒指数", "旅游指数", "运动指数", "划船指数", "空调开启指数", "穿衣指数", "逛街指数", "雨伞指数", "夜生活指数", "放风筝指数", "中暑指数", "洗车指数", "舒适度指数", "钓鱼指数", "防晒指数", "感冒指数", "交通指数", "心情指数", "空气污染扩散条件指数", "化妆指数" };

中国天气网 没什么 要说的 直接抓取 就可以了 代码如下

7天天气预报 一天发布3次

 foreach (int areaId in weatherAreaIds)
             {
                 if (weather7DLastGrabTime[areaId] < DateTime.Today || ((weather7DLastGrabTime[areaId] == DateTime.Today.AddHours() && DateTime.Now.Hour > ) ||
                    (weather7DLastGrabTime[areaId] == DateTime.Today.AddHours() && DateTime.Now.Hour > ) ||
                    (weather7DLastGrabTime[areaId] == DateTime.Today.AddDays(-).AddHours() && DateTime.Now.Hour > )))
                 {
                     string res = GetRequest(string.Format(Constant.Weather7DUrl, areaId), "isexist=1");
                     try
                     {
                         JsonForecast jsonForecast = JsonConvert.DeserializeObject<JsonForecast>(res);
                         Forecast7D forecast7D = Mapper.Map<Qtyb, Forecast7D>(jsonForecast.qtyb);
                         forecast7D.City = jsonForecast.city;
                         forecast7D.CityId = areaId;
                         forecast7D.Time = jsonForecast.ftime;
                         if (jsonForecast.ftime == weather7DLastGrabTime[areaId])
                         {
                             Thread.Sleep();
                             continue;
                         }
                         lock (aqiEntities)
                         {
                             weather7DLastGrabTime[areaId] = forecast7D.Time;
                             aqiEntities.GrabDataConfig.FirstOrDefault(p => p.Key == areaId.ToString() && p.Type == ).Time = forecast7D.Time;
                             aqiEntities.Forecast7D.Add(forecast7D);
                             aqiEntities.SaveChanges();
                             Log(string.Format("【天气预报】 {0} 发布时间：{1} 获取时间：{2}", forecast7D.City, forecast7D.Time, DateTime.Now));
                         }
                     }
                     catch (Exception)
                     {
                     }
                 }
             }

天气实况

 string res = GetRequest(string.Format(Constant.WeatherSKDetailUrl, area), Constant.WeatherUrl, "").Replace(area, "JsonSKDetail");
             using (StreamReader streamReader = new StreamReader(new MemoryStream(Encoding.UTF8.GetBytes(res)), Encoding.UTF8))
             {
                 try
                 {
                     JsonSKDetail jsonSKDetail = (JsonSKDetail)xmlSerializer.Deserialize(streamReader);
                     foreach (JsonSKDetailCity jsonSKDetailCity in jsonSKDetail.city)
                     {
                         WeatherSKDetail weatherSKDetail = Mapper.Map<JsonSKDetailCity, WeatherSKDetail>(jsonSKDetailCity);
                         weatherSKDetail.dn = jsonSKDetail.dn;
                         if (!weatherSKDetails.Exists(p => p.url == weatherSKDetail.url) && weatherSKDetailLastGrabTime[weatherSKDetail.url] != weatherSKDetail.time)
                         {
                             weatherSKDetails.Add(weatherSKDetail);
                             weatherSKDetailLastGrabTime[weatherSKDetail.url] = weatherSKDetail.time;
                             lock (aqiEntities)
                             {
                                 aqiEntities.GrabDataConfig.FirstOrDefault(p => p.Type ==  && p.Key == weatherSKDetail.url.ToString()).Time = weatherSKDetail.time;
                                 aqiEntities.SaveChanges();
                             }
                         }
                         if (!string.IsNullOrEmpty(jsonSKDetailCity.pyName))
                         {
                             GetSKDetail(jsonSKDetailCity.pyName);
                         }
                     }
                 }
                 catch (Exception ex)
                 {
                     string s = ex.Message;
                 }
             }

中国环境检测总站

通过抓包发现用的是wcf 返回的是二进制xml文档 需要用到 一个 https://github.com/waf/WCF-Binary-Message-Inspector 把数据解析出来 同时他也是fiddler的一个插件 可以在里面直接看出

 private void GetCityAQI()
         {
             bool isWriteFile = false;
             if (DateTime.Now >= lastGrabCityAQITime.AddHours())
             {
                 #region 获取数据
                 while (true)
                 {
                     try
                     {
                         XmlElement xmlElement = GetXmlElement(Constant.CityDataUrl);
                         XmlNode xn = xmlElement.LastChild.LastChild;
                         XmlNodeList xmlNodeList = xn.ChildNodes;
                         DateTime TimePoint = DateTime.Now;
                         if (xmlNodeList.Count > )
                         {
                             XmlElement xe = (XmlElement)xmlNodeList[];
                             TimePoint = DateTime.Parse(xe.GetElementsByTagName("b:TimePoint")[].InnerText);
                             if (TimePoint == lastGrabCityAQITime)
                             {
                                 isWriteFile = false;
                             }
                             else
                             {
                                 lastGrabCityAQITime = TimePoint;
                                 isWriteFile = true;
                             }
                         }
                         #region 数据操作
                         if (isWriteFile)
                         {
                             foreach (XmlElement xe in xmlNodeList)
                             {
                                 string Area = xe.GetElementsByTagName("b:Area")[].InnerText;
                                 string PrimaryPollutant = xe.GetElementsByTagName("b:PrimaryPollutant")[].InnerText;
                                 if (PrimaryPollutant == "—")
                                     PrimaryPollutant = null;
                                 int? AQI = xe.GetElementsByTagName("b:AQI")[].InnerText.ToNullable<int>();
                                 int? SO2 = xe.GetElementsByTagName("b:SO2")[].InnerText.ToNullable<int>();
                                 int? PM2_5 = xe.GetElementsByTagName("b:PM2_5")[].InnerText.ToNullable<int>();
                                 int? PM10 = xe.GetElementsByTagName("b:PM10")[].InnerText.ToNullable<int>();
                                 int? O3 = xe.GetElementsByTagName("b:O3")[].InnerText.ToNullable<int>();
                                 int? NO2 = xe.GetElementsByTagName("b:NO2")[].InnerText.ToNullable<int>();
                                 float? CO = xe.GetElementsByTagName("b:CO")[].InnerText.ToNullable<float>();
                                 int CityCode = int.Parse(xe.GetElementsByTagName("b:CityCode")[].InnerText);
                                 var model = new CityAQI()
                                 {
                                     CityCode = CityCode,
                                     Area = Area,
                                     O3 = O3,
                                     CO = CO,
                                     TimePoint = TimePoint,
                                     AQI = AQI,
                                     PrimaryPollutant = PrimaryPollutant,
                                     NO2 = NO2,
                                     PM10 = PM10,
                                     PM2_5 = PM2_5,
                                     SO2 = SO2
                                 };
                                 cityAQIs.Add(model);
                             }
                             lock (aqiEntities)
                             {
                                 aqiEntities.CityAQI.AddRange(cityAQIs);
                                 aqiEntities.GrabDataConfig.FirstOrDefault(p => p.Key == "CityAQI").Time = lastGrabCityAQITime;
                                 aqiEntities.SaveChanges();
                                 cityAQIs.Clear();
                             }
                             lb_log.Invoke((EventHandler)delegate
                             {
                                 if (lb_log.Items.Count > )
                                 {
                                     lb_log.Items.Clear();
                                 }
                                 lb_log.Items.Add("中国环境检测总站 城市" + " " + TimePoint.ToString("yyyy-MM-dd HH:mm:ss") + "数据 " + DateTime.Now);
                                 lb_log.SelectedIndex = lb_log.Items.Count - ;
                             });
                             Thread.Sleep( * );
                         }
                         #endregion
                         break;
                     }
                     catch (Exception)
                     {
                         Thread.Sleep( * );
                     }
                 }
                 #endregion
             }
         }

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