//解析大江大河实时水情
public void ParseBigRiver()
{
int count = 0;
HtmlNodeCollection anchors = this.bigRiverDoc.DocumentNode.SelectNodes(@"/table/tr");
foreach (HtmlNode hn in anchors)
{
RiverHydrology rh = new RiverHydrology();
//解析流域
HtmlNode nodeBasin = hn.SelectNodes("td").FindFirst("td");
string basin = UnicodeToString(nodeBasin.InnerText.Trim());
rh.Basin = basin;
//解析行政区
HtmlNode nodeDistruct = hn.SelectNodes("td[2]").FindFirst("td");
string distruct = UnicodeToString(nodeDistruct.InnerText.Trim());
rh.AdministrativeRegion = distruct;
//解析河名
HtmlNode nodeRiver = hn.SelectNodes("td[3]").FindFirst("td");
rh.RiverName = UnicodeToString(nodeRiver.InnerText.Trim());
//解析站名
HtmlNode nodeStation = hn.SelectNodes("td[4]/font").FindFirst("font");
rh.StationName = UnicodeToString(nodeStation.InnerText.Trim());
//解析时间
HtmlNode nodeTime = hn.SelectNodes("td[5]").FindFirst("td");
string timeStr = nodeTime.InnerText.Trim();
rh.Time = StrToTime(timeStr);
//解析水位
HtmlNode nodeLevel = hn.SelectNodes("td[6]/font").FindFirst("font");
try
{
rh.WaterLevel = Convert.ToDouble(nodeLevel.InnerText.Trim());
}
catch (Exception)
{
rh.WaterLevel = -1.0;
}
//解析流量
HtmlNode nodeFlow = hn.SelectNodes("td[7]").FindFirst("td");
try
{
rh.Flow = Convert.ToDouble(nodeFlow.InnerText.Trim());
}
catch (Exception)
{
rh.Flow = -1.0;
}
//解析警戒水位
HtmlNode nodeWarning = hn.SelectNodes("td[8]").FindFirst("td");
try
{
rh.WarningWaterLevel = Convert.ToDouble(nodeWarning.InnerText.Replace(" ", "").Trim());
}
catch (Exception)
{
rh.WarningWaterLevel = -1.0;
}
listBigRiver.Add(rh);
count++;
}
LogHelper.WriteLog(typeof(HtmlParse), "大江大河水情数据爬取解析成功,共：" + count + "条");
}
//解析全国重点河道站实时水情
public void ParseRiverHydrology()
{
int count = 0;
HtmlNodeCollection anchors = this.riverDoc.DocumentNode.SelectNodes(@"/table/tr");
foreach (HtmlNode hn in anchors)
{
RiverHydrology rh = new RiverHydrology();
//解析站名
HtmlNode nodeStationName = hn.SelectNodes("td/a/font").FindFirst("font");
rh.StationName = UnicodeToString(nodeStationName.InnerText.Trim());
//解析站址
HtmlNode nodeAddress = hn.SelectNodes("td[2]").FindFirst("td");
rh.StationAddress = UnicodeToString(nodeAddress.InnerText.Trim());
//解析河名
HtmlNode nodeRiverName = hn.SelectNodes("td[3]").FindFirst("td");
rh.RiverName = UnicodeToString(nodeRiverName.InnerText.Trim());
//解析水位
HtmlNode nodeLevel = hn.SelectNodes("td[4]/font").FindFirst("font");
try
{
rh.WaterLevel = Convert.ToDouble(nodeLevel.InnerText.Trim());
}
catch (Exception)
{
rh.WaterLevel = -1.0;
}
//解析流量
HtmlNode nodeFlow = hn.SelectNodes("td[5]").FindFirst("td");
try
{
rh.Flow = Convert.ToDouble(nodeFlow.InnerText.Trim());
}
catch (Exception)
{
rh.Flow = -1.0;
}
//解析时间
HtmlNode nodeTime = hn.SelectNodes("td[6]").FindFirst("td");
string timeStr = nodeTime.InnerText.Trim();
rh.Time = StrToTime(timeStr);
//解析警戒水位
HtmlNode nodeWarning = hn.SelectNodes("td[7]").FindFirst("td");
try
{
rh.WarningWaterLevel = Convert.ToDouble(nodeWarning.InnerText.Replace(" ", "").Trim());
}
catch (Exception)
{
rh.WarningWaterLevel = -1.0;
}
listRiver.Add(rh);
count++;
}
LogHelper.WriteLog(typeof(HtmlParse), "重点水情数据爬取解析成功,河道站：" + count + "条");
}
