/// <summary>
/// Loads schedule data from the web and parses it into objects.
/// </summary>
private static void LoadAndParseData()
{
// Get the artist list.
HtmlDocument artistsPage = LoadPage(_artistPageUri, "artists");
// Get links to artists.
// <a class="artist-cover" href="http://dbfestival.com/artists/?.."></a>
foreach (HtmlNode artistLink in artistsPage.DocumentNode.SelectNodes("//a[@class='artist-cover']"))
{
Uri artistPageUri = new Uri(artistLink.Attributes["href"].Value);
string artistId = artistPageUri.Query.Substring(1);
HtmlDocument artistPage = LoadPage(artistPageUri, string.Format("artist-{0}", artistId));
Artist artist = null;
try
{
artist = new Artist(artistPageUri, artistPage);
}
catch
{
continue;
}
_artists.Add(artist);
LoadImage(artist.ImageUri, artist.ImageFileName);
}
// Get the showcases list.
HtmlDocument showcasesPage = LoadPage(_showcasesPageUri, "showcases");
// Get links to showcases.
// <a href="http://dbfestival.com/showcase/?..." class="span4 performance-list-event content-margin">
foreach (HtmlNode showcaseLink in showcasesPage.DocumentNode.SelectNodes("//a[@class='span4 performance-list-event content-margin']"))
{
Uri showcasePageUri = new Uri(showcaseLink.Attributes["href"].Value);
if (_showcases.Any(s => s.ShowcaseLink == showcasePageUri.OriginalString))
{
// One showcase is listed twice by mistake.
continue;
}
string showcaseId = showcasePageUri.Query.Substring(1);
HtmlDocument showcasePage = LoadPage(showcasePageUri, string.Format("showcase-{0}", showcaseId));
Showcase showcase = new Showcase(showcasePageUri, showcasePage);
_showcases.Add(showcase);
// Get links to artists in the showcase.
// <a href="http://dbfestival.com/artists/?..." class="span4 performance-artist">
HtmlNodeCollection artistLinkNodes = showcasePage.DocumentNode.SelectNodes("//a[@class='span4 performance-artist']");
if (artistLinkNodes == null)
{
continue;
}
List<HtmlNode> artistLinks = artistLinkNodes.Reverse().ToList();
foreach (HtmlNode artistLink in artistLinks)
{
string id = new Uri(artistLink.Attributes["href"].Value).Query.Substring(1);
Artist artist = _artists.FirstOrDefault(a => a.Id == id);
if (artist == null)
{
continue;
}
Performance performance = new Performance(showcase, artist, artistLink, artistLinks.Count, artistLinks.IndexOf(artistLink));
showcase.Performances.Add(performance);
_performances.Add(performance);
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Performance"/> class.
/// </summary>
/// <param name="showcase">The showcase.</param>
/// <param name="artist">The artist.</param>
/// <param name="artistLink">The artist link.</param>
/// <param name="artistsInShowcase">The number of artists in the showcase.</param>
/// <param name="showcasePosition">The position of this artist in the showcase.</param>
public Performance(Showcase showcase, Artist artist, HtmlNode artistLink, int artistsInShowcase, int showcasePosition)
{
Showcase = showcase;
Artist = artist;
// <span class="performance-artist-content-description">...</span>
PerformanceType = artistLink.SelectSingleNode("div/span[@class='performance-artist-content-description']").InnerText;
// <span class="performance-artist-content-time">7:40 PM - 8:30 PM</span>
HtmlNode node = artistLink.SelectSingleNode("div/span[@class='performance-artist-content-time']");
if (node != null)
{
string time = node.InnerText;
DateTime startTime = DateTime.ParseExact(time.Split(new char[] { '-' }).First().Trim(), "h:mm tt", CultureInfo.InvariantCulture);
StartTime = new DateTime(Showcase.Doors.Year, Showcase.Doors.Month, Showcase.Doors.Day, startTime.Hour, startTime.Minute, 0);
if (StartTime.Hour < 12)
{
StartTime = StartTime.AddDays(1);
}
DateTime endTime = DateTime.ParseExact(time.Split(new char[] { '-' }).Last().Trim(), "h:mm tt", CultureInfo.InvariantCulture);
EndTime = new DateTime(Showcase.Doors.Year, Showcase.Doors.Month, Showcase.Doors.Day, endTime.Hour, endTime.Minute, 0);
if (EndTime.Hour < 12)
{
EndTime = EndTime.AddDays(1);
}
}
// Sometimes set times aren't posted, so let's estimate them.
if (StartTime == DateTime.MinValue && EndTime == DateTime.MinValue)
{
DateTime showcaseStartTime = showcase.Doors;
DateTime showcaseEndTime = showcaseStartTime.AddHours(6);
TimeSpan showcaseLength = TimeSpan.FromHours(artistsInShowcase);
if (showcase.Venue.ToLower().Contains("islander"))
{
// For boat parties, shows start an hour after doors, the show ends at 6pm, and there are always two acts at once.
showcaseStartTime = showcaseStartTime.AddHours(1);
showcaseEndTime = showcaseStartTime.AddHours(4.5);
showcaseLength = showcaseEndTime - showcaseStartTime;
TimeSpan setLength = TimeSpan.FromMinutes((int)((double)showcaseLength.TotalMinutes / (double)artistsInShowcase / 2));
StartTime = showcaseStartTime.AddMinutes(setLength.TotalMinutes * showcasePosition);
if (artistsInShowcase > 3)
{
setLength = TimeSpan.FromMinutes((int)((double)showcaseLength.TotalMinutes / ((double)artistsInShowcase / 2)));
StartTime = showcaseStartTime.AddMinutes(setLength.TotalMinutes * (int)Math.Floor((double)showcasePosition / 2.0));
}
EndTime = StartTime + setLength;
}
else if (showcaseStartTime.Hour < 12)
{
// If it's an afterhours, let's assume everyone's playing sets of equal length and we go til 6am.
showcaseEndTime = new DateTime(showcaseStartTime.Year, showcaseStartTime.Month, showcaseStartTime.Day, 6, 0, 0);
showcaseLength = showcaseEndTime - showcaseStartTime;
TimeSpan setLength = TimeSpan.FromMinutes((int)((double)showcaseLength.TotalMinutes / (double)artistsInShowcase));
StartTime = showcaseStartTime.AddMinutes(setLength.TotalMinutes * showcasePosition);
EndTime = StartTime + setLength;
}
else if (showcaseStartTime.Hour <= 12 + 3)
{
// If it's an afternoon event, assume everyone's playing for an hour.
showcaseEndTime = showcaseStartTime.AddHours(artistsInShowcase);
showcaseLength = TimeSpan.FromHours(artistsInShowcase);
TimeSpan setLength = TimeSpan.FromMinutes((int)((double)showcaseLength.TotalMinutes / (double)artistsInShowcase));
StartTime = showcaseStartTime.AddMinutes(setLength.TotalMinutes * showcasePosition);
EndTime = StartTime + setLength;
}
else if (showcaseStartTime.Hour >= 20)
{
// If it's an evening event, assume it ends at 2a and everyone has equal sets.
showcaseEndTime = showcaseStartTime.AddDays(1);
showcaseEndTime = new DateTime(showcaseEndTime.Year, showcaseEndTime.Month, showcaseEndTime.Day, 2, 0, 0);
showcaseLength = showcaseEndTime - showcaseStartTime;
TimeSpan setLength = TimeSpan.FromMinutes((int)((double)showcaseLength.TotalMinutes / (double)artistsInShowcase));
StartTime = showcaseStartTime.AddMinutes(setLength.TotalMinutes * showcasePosition);
EndTime = StartTime + setLength;
}
else
{
// Other cases?
Debugger.Break();
}
}
}