/// <summary>
/// Returns a weekly artist chart of a specified week.
/// </summary>
/// <param name="span">
/// A <see cref="WeeklyChartTimeSpan"/>
/// </param>
/// <returns>
/// A <see cref="WeeklyArtistChart"/>
/// </returns>
public WeeklyArtistChart GetWeeklyArtistChart(WeeklyChartTimeSpan span)
{
RequestParameters p = getParams();
p["from"] = Utilities.DateTimeToUTCTimestamp(span.From).ToString();
p["to"] = Utilities.DateTimeToUTCTimestamp(span.To).ToString();
XmlDocument doc = request("user.getWeeklyArtistChart", p);
XmlNode n = doc.GetElementsByTagName("weeklyartistchart")[0];
DateTime nfrom = Utilities.TimestampToDateTime(Int64.Parse(n.Attributes[1].InnerText), DateTimeKind.Utc);
DateTime nto = Utilities.TimestampToDateTime(Int64.Parse(n.Attributes[2].InnerText), DateTimeKind.Utc);
WeeklyArtistChart chart = new WeeklyArtistChart(new WeeklyChartTimeSpan(nfrom, nto));
foreach (XmlNode node in doc.GetElementsByTagName("artist"))
{
int rank = Int32.Parse(node.Attributes[0].InnerText);
int playcount = Int32.Parse(extract(node, "playcount"));
WeeklyArtistChartItem item =
new WeeklyArtistChartItem(new Artist(extract(node, "name"), Session),
rank, playcount, new WeeklyChartTimeSpan(nfrom, nto));
chart.Add(item);
}
return(chart);
}
/// <summary>
/// Returns the latest weekly artist chart for this group.
/// </summary>
/// <returns>
/// A <see cref="WeeklyArtistChart"/>
/// </returns>
public WeeklyArtistChart GetWeeklyArtistChart()
{
XmlDocument doc = request("group.getWeeklyArtistChart");
XmlNode n = doc.GetElementsByTagName("weeklyartistchart")[0];
DateTime nfrom = Utilities.TimestampToDateTime(Int64.Parse(n.Attributes[1].InnerText), DateTimeKind.Utc);
DateTime nto = Utilities.TimestampToDateTime(Int64.Parse(n.Attributes[2].InnerText), DateTimeKind.Utc);
WeeklyArtistChart chart = new WeeklyArtistChart(new WeeklyChartTimeSpan(nfrom, nto));
foreach (XmlNode node in doc.GetElementsByTagName("artist"))
{
int rank = Int32.Parse(node.Attributes[0].InnerText);
int playcount = Int32.Parse(extract(node, "playcount"));
WeeklyArtistChartItem item =
new WeeklyArtistChartItem(new Artist(extract(node, "name"), Session),
rank, playcount, new WeeklyChartTimeSpan(nfrom, nto));
chart.Add(item);
}
return(chart);
}