private Dictionary<String, TrackingEvent> ParseMultiObjectTrackHTML(String html)
{
var ret = new Dictionary<String, TrackingEvent>();
//If something was downloaded...
if (!String.IsNullOrWhiteSpace(html))
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(html);
//Jump to the first grandchild <tr>, that is, <tag1><tag2><tr>
var trs = doc.DocumentNode.SelectNodes("//tr");
if (trs == null)
{
if (html.IndexOf(PACKAGE_NOT_FOUND_MESSAGE) != 0)
{
//throw new Exception("Package not found.");
return ret;
}
throw new Exception("no <tr> found");
}
//Skips the first <tr> as it's a header
foreach (HtmlNode tr in trs.Skip(1))
{
var ev = new TrackingEvent();
HtmlNodeCollection tds = tr.ChildNodes;
ev.TrackingNumber = tds[0].FirstChild.InnerText;
ev.Description = tds[2].FirstChild.InnerText; // Status
String dataString = tds[4].InnerText;
ev.Date = DateTime.Parse(dataString, dateCulture);
ev.Place = tds[6].InnerText;
if (ev.Place.Contains("/"))
{
string[] city = ev.Place.Trim().Split("/".ToCharArray());
ev.City = city[0];
if (city.Count() == 2)
ev.UF = city[1];
}
ret.Add(ev.TrackingNumber, ev);
}
}
return ret;
}
private List<TrackingEvent> ParseSingleObjectTrackHTML(String html, bool lastOnly)
{
var ret = new List<TrackingEvent>();
//If something was downloaded...
if (!String.IsNullOrWhiteSpace(html))
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(html);
//Jump to the first grandchild <tr>, that is, <tag1><tag2><tr>
var trs = doc.DocumentNode.SelectNodes("//tr");
if (trs == null)
{
if (html.IndexOf(PACKAGE_NOT_FOUND_MESSAGE) != 0)
{
/* JC: I changed this because exception costs more than a return with empty results.
* This will result in a faster tracking
*/
//throw new Exception("Package not found.");
return ret;
}
throw new Exception("no <tr> found");
}
var fonts = doc.DocumentNode.SelectNodes("//font");
var trackingNumber = fonts[0].FirstChild.InnerText.Substring(1, 13);
//Skips the first <tr> as it's a header
foreach (HtmlNode tr in trs.Skip(1))
{
//If it's a destination row "semirow", not a new table row, then we should treat it later.
if (tr.FirstChild.Attributes.Contains("colspan") && tr.FirstChild.Attributes["colspan"].Value == "2")
{
continue;
}
//If only the most recent event must be returned, then it's time to stop
if (lastOnly && ret.Count > 0)
{
break;
}
var ev = new TrackingEvent();
ev.TrackingNumber = trackingNumber;
HtmlNodeCollection tds = tr.ChildNodes;
String dataString = tds[0].InnerText;
ev.Date = DateTime.Parse(dataString, dateCulture);
string[] place = tds[1].InnerText.Split("-".ToCharArray());
ev.Place = place[0].Trim();
if (place.Count() == 2)
{
string[] city = place[1].Trim().Split("/".ToCharArray());
ev.City = city[0];
if (city.Count() == 2)
ev.UF = city[1];
}
String status = tds[2].FirstChild.InnerText;
ev.Description = status;
ret.Add(ev);
}
}
return ret;
}
private TrackingEvent ParseSingleObjectTrackHTML(String html)
{
//If something was downloaded...
if (!String.IsNullOrWhiteSpace(html))
{
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(html);
//Jump to the first grandchild <tr>, that is, <tag1><tag2><tr>
var tds = doc.DocumentNode.SelectNodes("//td[@bgcolor=\"#f5f5f5\"]");
if (tds == null)
{
if (html.IndexOf(PACKAGE_NOT_FOUND_MESSAGE) != 0)
{
return null;
}
throw new Exception("CN: Unable to find the track info table");
}
var ev = new TrackingEvent();
ev.TrackingNumber = tds[0].InnerText.Trim().Substring(0,13);
ev.Description = tds[2].InnerText.Trim();
String dataString = tds[5].InnerText.Trim().Substring(0, 10);
ev.Date = DateTime.Parse(dataString);
ev.Place = "CHINA-" + tds[4].InnerText.Trim();
return ev;
}
return null;
}