public void TemporaryTest()
{
var math = new LibCore();
Assert.AreEqual(math.Area(new int[] { 5 }), 5 * 5 * Math.PI);
Assert.AreEqual(math.Area(new int[] { 5, 4, 3 }), 6);
var triangle = new Triangle()
{
A = 5, B = 4, C = 3
};
Assert.IsTrue(triangle.IsRightTriangle);
triangle = new Triangle()
{
A = 5, B = 4, C = 2
};
Assert.IsFalse(triangle.IsRightTriangle);
}
/// <summary>
/// Yahoo!天気・災害から最新地震情報を取得します。
/// </summary>
/// <param name="uri">URL</param>
/// <returns></returns>
public static async Task <NewEarthquakeInformation> GetNewEarthquakeInformationFromYahooAsync(Uri uri)
{
string source;
try
{
source = await LibCore.DownloadString(uri);
}
catch (WebException)
{
return(null);
}
var doc = new HtmlDocument();
doc.LoadHtml(source);
var rows = doc.DocumentNode.SelectNodes("//*[@id=\"eqinfdtl\"]/table[1]/tr");
var datas = new Dictionary <string, string>();
foreach (var node in rows)
{
var title = node.SelectSingleNode("td[1]/small");
var data = node.SelectSingleNode("td[2]/small");
datas.Add(title.InnerText, data.InnerText.Trim());
}
var regionUrl = doc.DocumentNode.SelectSingleNode("//img[@alt=\"各地域の震度\"]");
var detailUrl = doc.DocumentNode.SelectSingleNode("//img[@alt=\"全地点の震度\"]");
var ints = doc.DocumentNode.SelectSingleNode("//*[@id=\"eqinfdtl\"]/table[2]/tr[1]/td[1]/small");
var latlon = datas["緯度/経度"].Replace("度", "").Split('/');
var(lat, lon) = (latlon[0], latlon[1]);
Location location = null;
if (float.TryParse(lat.Substring(2), out var f))
{
location = new Location {
Latitude = f, Longitude = float.Parse(lon.Substring(2))
};
if (!lon.Contains("東経"))
{
location.Longitude *= -1;
}
if (!lat.Contains("北緯"))
{
location.Longitude *= -1;
}
}
var rtn = new NewEarthquakeInformation(
datas["発生時刻"], datas["震源地"], datas["マグニチュード"],
ints?.InnerText, null, null, datas["深さ"],
datas["情報"], detailUrl?.Attributes["src"].Value, regionUrl?.Attributes["src"].Value)
{
Info_url = new Uri("https://typhoon.yahoo.co.jp/weather/earthquake/"),
Location = location
};
var match = new Regex(
"<tr bgcolor=\"#ffffff\" valign=middle>.*?<td>.*?<a href=\"/weather/jp/earthquake(?<url>.*?)\">(?<time>.*?)</a>.*?</td>.*?<td align=center>(?<area>.*?)</td>.*?<td align=center>(?<mag>.*?)</td>.*?<td align=center>(?<sind>.*?)</td>.*?</tr>",
RegexOptions.IgnoreCase | RegexOptions.Singleline).Match(source).NextMatch();
var oldinfo = new List <OldEarthquakeInformation>();
if (match.Success)
{
for (var i = 1; i < 9; i++)
{
var epicenter = match.Groups["area"].Value;
var magnitude = match.Groups["mag"].Value;
var intensity = match.Groups["sind"].Value;
oldinfo.Add(new OldEarthquakeInformation(match.Groups["time"].Value, epicenter, magnitude,
intensity, "https://typhoon.yahoo.co.jp/weather/jp/earthquake" +
match.Groups["url"].Value));
match = match.NextMatch();
}
}
rtn.Oldinfo = oldinfo.AsEnumerable();
var htmlNode = doc.DocumentNode.SelectSingleNode(@"//table[@class=""yjw_table""]")
.ChildNodes.Where((a, i) => i % 2 == 1);
rtn.Shindo = htmlNode.Select(t =>
{
var tag = t.ChildNodes;
var info = new EarthquakeInformation.ShindoInformation(tag[1].InnerText.Trim(),
tag[3].ChildNodes[1].ChildNodes
.Where((a, i) => i % 2 == 1)
.Select(a => a.ChildNodes)
.Select(a => new EarthquakeInformation.ShindoPlace
(
a[1].InnerText.Trim(),
a[3].InnerText.Split('\n', ' ').Select(x => x.Trim())
.Where(x => !string.IsNullOrWhiteSpace(x) && !x.Contains('-'))
)));
return(info);
});
return(rtn);
}
/// <summary>
/// Yahoo!天気・災害から地震情報を取得します。
/// </summary>
/// <param name="uri">URL</param>
/// <returns></returns>
public static async Task <EarthquakeInformation> GetEarthquakeInformationFromYahooAsync(Uri uri)
{
string source;
try
{
source = await LibCore.DownloadString(uri);
}
catch (WebException)
{
return(null);
}
var doc = new HtmlDocument();
doc.LoadHtml(source);
var rows = doc.DocumentNode.SelectNodes("//*[@id=\"eqinfdtl\"]/table[1]/tr");
var datas = new Dictionary <string, string>();
foreach (var node in rows)
{
var title = node.SelectSingleNode("td[1]/small");
var data = node.SelectSingleNode("td[2]/small");
datas.Add(title.InnerText, data.InnerText.Trim());
}
var regionUrl = doc.DocumentNode.SelectSingleNode("//img[@alt=\"各地域の震度\"]");
var detailUrl = doc.DocumentNode.SelectSingleNode("//img[@alt=\"全地点の震度\"]");
var ints = doc.DocumentNode.SelectSingleNode("//*[@id=\"eqinfdtl\"]/table[2]/tr[1]/td[1]/small");
var latlon = datas["緯度/経度"].Replace("度", "").Split('/');
var(lat, lon) = (latlon[0], latlon[1]);
Location location = null;
if (float.TryParse(lat.Substring(2), out var f))
{
location = new Location {
Latitude = f, Longitude = float.Parse(lon.Substring(2))
};
if (!lon.Contains("東経"))
{
location.Longitude *= -1;
}
if (!lat.Contains("北緯"))
{
location.Longitude *= -1;
}
}
var rtn = new EarthquakeInformation(
datas["発生時刻"], datas["震源地"], datas["マグニチュード"],
ints?.InnerText, null, null, datas["深さ"],
datas["情報"], detailUrl?.Attributes["src"].Value, regionUrl?.Attributes["src"].Value)
{
Info_url = new Uri("https://typhoon.yahoo.co.jp/weather/earthquake/"),
Location = location
};
var htmlNode = doc.DocumentNode.SelectSingleNode(@"//table[@class=""yjw_table""]")
.ChildNodes.Where((a, i) => i % 2 == 1);
rtn.Shindo = htmlNode.Select(t =>
{
var tag = t.ChildNodes;
return(new EarthquakeInformation.ShindoInformation(tag[1].InnerText.Trim(),
tag[3].ChildNodes[1]
.ChildNodes
.Where((a, i) => i % 2 == 1)
.Select(a => a.ChildNodes)
.Select(a => new EarthquakeInformation.ShindoPlace
(
a[1].InnerText.Trim(),
a[3].InnerText.Split('\n', ' ')
.Select(x => x.Trim()).Where(x => !string.IsNullOrWhiteSpace(x))
))));
});
return(rtn);
}
