public TVCCalendarResponse RequestCalendar(DateTime fromDate, DateTime toDate, string country = "", string currentTab = "custom", int limit_from = 0, bool showMore = false, int submitFilters = 0, int last_time_scope = 0, bool byHandler = false)
{
Dictionary <string, string> headers = new Dictionary <string, string>();
headers.Add("Accept", "*/*");
//headers.Add("Accept-Encoding", "gzip, deflate, br");
headers.Add("Accept-Language", "zh-CN,zh;q=0.9");
headers.Add("Host", "www.investing.com");
headers.Add("Origin", "https://www.investing.com");
headers.Add("Referer", "https://www.investing.com/holiday-calendar/");
headers.Add("User-Agent", "Mozilla / 5.0(Windows NT 10.0; Win64; x64) AppleWebKit / 537.36(KHTML, like Gecko) Chrome / 68.0.3440.106 Safari / 537.36");
headers.Add("X-Requested-With", "XMLHttpRequest");
string parameters = string.Empty;
if (byHandler)
{
parameters = string.Format("dateFrom={0}&dateTo={1}&country={2}¤tTab={3}&limit_from={4}&showMore={5}&submitFilters={6}&last_time_scope={7}&byHandler={8}", fromDate.ToString("yyyy-MM-dd"), toDate.ToString("yyyy-MM-dd"), country, currentTab, limit_from, showMore, submitFilters, last_time_scope, byHandler);
}
else
{
parameters = string.Format("dateFrom={0}&dateTo={1}&country={2}¤tTab={3}&limit_from={4}", fromDate.ToString("yyyy-MM-dd"), toDate.ToString("yyyy-MM-dd"), country, currentTab, limit_from);
}
string result = HttpPost(TVC_URL_CALENDAR, parameters, "application/x-www-form-urlencoded", headers);
TVCCalendarResponse calendar = JsonConvert.DeserializeObject <TVCCalendarResponse>(result);
return(calendar);
}
public TVCCalendar[] GetCalendars(DateTime fromDate, DateTime toDate, string country = "", string currentTab = "custom")
{
List <TVCCalendarResponse> responses = new List <TVCCalendarResponse>();
TVCCalendarResponse response = RequestCalendar(fromDate, toDate, country, currentTab);
if (response != null)
{
responses.Add(response);
int limit_from = 1;
while (response != null && response.bind_scroll_handler)
{
response = RequestCalendar(fromDate, toDate, country, currentTab, limit_from, true, 0, response.last_time_scope, true);
if (response != null)
{
responses.Add(response);
limit_from++;
}
}
}
if (responses.Count > 0)
{
List <TVCCalendar> calendarList = new List <TVCCalendar>();
foreach (TVCCalendarResponse calendarResponse in responses)
{
TVCCalendar[] calendars = ConvertTVCCalendarResponseToTVCCalendar(calendarResponse);
if (calendars != null)
{
calendarList.AddRange(calendars);
}
}
return(calendarList.ToArray());
}
return(null);
}
public static TVCCalendar[] ConvertTVCCalendarResponseToTVCCalendar(TVCCalendarResponse response)
{
if (response != null && !string.IsNullOrEmpty(response.data))
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(response.data);
HtmlNodeCollection trs = doc.DocumentNode.SelectNodes("tr");
List <TVCCalendar> calendars = new List <TVCCalendar>();
string lastdate = string.Empty;
foreach (HtmlNode tr in trs)
{
HtmlNodeCollection tds = tr.SelectNodes("td");
string date;
string country;
string exchange;
string holiday;
TVCCalendar calendar = new TVCCalendar();
HtmlNodeCollection aNodes = tds[0].SelectNodes("a");
if (aNodes != null && aNodes.Count > 0)
{
date = aNodes[0].InnerText;
}
else
{
date = tds[0].InnerText;
}
aNodes = tds[1].SelectNodes("a");
if (aNodes != null && aNodes.Count > 0)
{
country = aNodes[0].InnerText;
}
else
{
country = tds[1].InnerText;
}
if (country != null && country.Contains(";"))
{
country = country.Split(new char[] { ';' })[1];
}
aNodes = tds[2].SelectNodes("a");
if (aNodes != null && aNodes.Count > 0)
{
exchange = aNodes[0].InnerText;
}
else
{
exchange = tds[2].InnerText;
}
aNodes = tds[3].SelectNodes("a");
if (aNodes != null && aNodes.Count > 0)
{
holiday = aNodes[0].InnerText;
}
else
{
holiday = tds[3].InnerText;
}
if (string.IsNullOrEmpty(date))
{
date = lastdate;
}
else
{
lastdate = date;
}
calendar.AsOfDate = Convert.ToDateTime(date);
calendar.Country = country;
calendar.Exchange = exchange;
calendar.Holiday = holiday;
if (!string.IsNullOrEmpty(holiday) && holiday.Contains("Early close at"))
{
string[] closetimes = holiday.Split(new string[] { "Early close at" }, StringSplitOptions.RemoveEmptyEntries);
if (closetimes != null && closetimes.Count() > 1)
{
calendar.EarlyClose = closetimes[1].Trim();
}
}
calendars.Add(calendar);
}
return(calendars.ToArray());
}
return(null);
}
