/// <summary>
/// Returns the albums located at the specified URLs.
/// </summary>
/// <param name="urls">The URLs.</param>
private async Task <List <Album> > GetAlbumsAsync(List <string> urls)
{
var albums = new List <Album>();
foreach (string url in urls)
{
LogAdded(this, new LogArgs($"Retrieving album data for {url}", LogType.Info));
// Retrieve URL HTML source code
string htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
ProxyHelper.SetProxy(webClient);
if (_cancelDownloads)
{
// Abort
return(new List <Album>());
}
try {
htmlCode = await webClient.DownloadStringTaskAsync(url);
} catch {
LogAdded(this, new LogArgs($"Could not retrieve data for {url}", LogType.Error));
continue;
}
}
// Get info on album
try {
Album album = BandcampHelper.GetAlbum(htmlCode);
if (album.Tracks.Count > 0)
{
albums.Add(album);
}
else
{
LogAdded(this, new LogArgs($"No tracks found for {url}, album will not be downloaded", LogType.Warning));
}
} catch {
LogAdded(this, new LogArgs($"Could not retrieve album info for {url}", LogType.Error));
continue;
}
}
return(albums);
}
/// <summary>
/// Returns the albums located at the specified URLs.
/// </summary>
/// <param name="urls">The URLs.</param>
private List <Album> GetAlbums(List <String> urls)
{
var albums = new List <Album>();
foreach (String url in urls)
{
Log($"Retrieving album data for {url}", LogType.Info);
// Retrieve URL HTML source code
String htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (webClient.Proxy != null)
{
webClient.Proxy.Credentials = System.Net.CredentialCache.DefaultNetworkCredentials;
}
if (this.userCancelled)
{
// Abort
return(new List <Album>());
}
try {
htmlCode = webClient.DownloadString(url);
} catch {
Log($"Could not retrieve data for {url}", LogType.Error);
continue;
}
}
// Get info on album
try {
albums.Add(BandcampHelper.GetAlbum(htmlCode));
} catch {
Log($"Could not retrieve album info for {url}", LogType.Error);
continue;
}
}
return(albums);
}
/// <summary>
/// Returns the albums URLs referred in the specified URLs.
/// </summary>
/// <param name="urls">The URLs.</param>
private List <String> GetAlbumsUrls(List <String> urls)
{
var albumsUrls = new List <String>();
foreach (String url in urls)
{
Log("Retrieving albums referred on " + url, LogType.Info);
// Retrieve URL HTML source code
String htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (this.userCancelled)
{
// Abort
return(new List <String>());
}
try {
htmlCode = webClient.DownloadString(url);
} catch {
Log("Could not retrieve data for " + url, LogType.Error);
continue;
}
}
// Get albums referred on the page
try {
albumsUrls.AddRange(BandcampHelper.GetAlbumsUrl(htmlCode));
} catch (NoAlbumFoundException) {
Log("No referred album could be found on " + url + ". Try to uncheck the \"Force download of all albums\" option",
LogType.Error);
continue;
}
}
return(albumsUrls);
}
/// <summary>
/// Returns the albums located at the specified URLs.
/// </summary>
/// <param name="urls">The URLs.</param>
private List <Album> GetAlbums(List <String> urls)
{
var albums = new List <Album>();
foreach (String url in urls)
{
Log("Retrieving album data for " + url, LogType.Info);
// Retrieve URL HTML source code
String htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (this.userCancelled)
{
// Abort
return(new List <Album>());
}
try {
htmlCode = webClient.DownloadString(url);
} catch {
Log("Could not retrieve data for " + url, LogType.Error);
continue;
}
}
// Get info on album
try {
albums.Add(BandcampHelper.GetAlbum(htmlCode));
} catch {
Log("Could not retrieve album info for " + url, LogType.Error);
continue;
}
}
return(albums);
}
/// <summary>
/// Returns the artists discography from any URL (artist, album, track).
/// </summary>
/// <param name="urls">The URLs.</param>
private async Task <List <string> > GetArtistDiscographyAsync(List <string> urls)
{
var albumsUrls = new List <string>();
foreach (string url in urls)
{
LogAdded(this, new LogArgs($"Retrieving artist discography from {url}", LogType.Info));
// Retrieve URL HTML source code
string htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
ProxyHelper.SetProxy(webClient);
if (_cancelDownloads)
{
// Abort
return(new List <string>());
}
try {
htmlCode = await webClient.DownloadStringTaskAsync(url);
} catch {
LogAdded(this, new LogArgs($"Could not retrieve data for {url}", LogType.Error));
continue;
}
}
// Get artist "music" bandcamp page (http://artist.bandcamp.com/music)
var regex = new Regex("band_url = \"(?<url>.*)\"");
if (!regex.IsMatch(htmlCode))
{
LogAdded(this, new LogArgs($"No discography could be found on {url}. Try to uncheck the \"Download artist discography\" option", LogType.Error));
continue;
}
string artistMusicPage = regex.Match(htmlCode).Groups["url"].Value + "/music";
// Retrieve artist "music" page HTML source code
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
ProxyHelper.SetProxy(webClient);
if (_cancelDownloads)
{
// Abort
return(new List <string>());
}
try {
htmlCode = await webClient.DownloadStringTaskAsync(artistMusicPage);
} catch {
LogAdded(this, new LogArgs($"Could not retrieve data for {artistMusicPage}", LogType.Error));
continue;
}
}
// Get albums referred on the page
regex = new Regex("TralbumData.*\n.*url:.*'/music'\n");
if (!regex.IsMatch(htmlCode))
{
// This seem to be a one-album artist with no "music" page => URL redirects to the unique album URL
albumsUrls.Add(url);
}
else
{
// We are on a real "music" page
try {
albumsUrls.AddRange(BandcampHelper.GetAlbumsUrl(htmlCode));
} catch (NoAlbumFoundException) {
LogAdded(this, new LogArgs($"No referred album could be found on {artistMusicPage}. Try to uncheck the \"Download artist discography\" option", LogType.Error));
continue;
}
}
}
return(albumsUrls.Distinct().ToList());
}
/// <summary>
/// Returns the artists discography from any URL (artist, album, track).
/// </summary>
/// <param name="urls">The URLs.</param>
private List <String> GetArtistDiscography(List <String> urls)
{
var albumsUrls = new List <String>();
foreach (String url in urls)
{
Log($"Retrieving artist discography from {url}", LogType.Info);
// Retrieve URL HTML source code
String htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (this.userCancelled)
{
// Abort
return(new List <String>());
}
try {
htmlCode = webClient.DownloadString(url);
} catch {
Log($"Could not retrieve data for {url}", LogType.Error);
continue;
}
}
// Get artist "music" bandcamp page (http://artist.bandcamp.com/music)
var regex = new Regex("band_url = \"(?<url>.*)\"");
if (!regex.IsMatch(htmlCode))
{
Log($"No discography could be found on {url}. Try to uncheck the \"Download artist discography\" option", LogType.Error);
continue;
}
String artistMusicPage = regex.Match(htmlCode).Groups["url"].Value + "/music";
// Retrieve artist "music" page HTML source code
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (this.userCancelled)
{
// Abort
return(new List <String>());
}
try {
htmlCode = webClient.DownloadString(artistMusicPage);
} catch {
Log($"Could not retrieve data for {artistMusicPage}", LogType.Error);
continue;
}
}
// Get albums referred on the page
try {
albumsUrls.AddRange(BandcampHelper.GetAlbumsUrl(htmlCode));
} catch (NoAlbumFoundException) {
Log($"No referred album could be found on {artistMusicPage}. Try to uncheck the \"Download artist discography\" option", LogType.Error);
continue;
}
}
return(albumsUrls);
}
/// <summary>
/// Returns the artists discography from any URL (artist, album, track).
/// </summary>
/// <param name="urls">The URLs.</param>
private List <String> GetArtistDiscography(List <String> urls)
{
var albumsUrls = new List <String>();
foreach (String url in urls)
{
Log($"Retrieving artist discography from {url}", LogType.Info);
// Retrieve URL HTML source code
String htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (webClient.Proxy != null)
{
webClient.Proxy.Credentials = System.Net.CredentialCache.DefaultNetworkCredentials;
}
if (this.userCancelled)
{
// Abort
return(new List <String>());
}
try {
htmlCode = webClient.DownloadString(url);
} catch {
Log($"Could not retrieve data for {url}", LogType.Error);
continue;
}
}
// Get artist "music" bandcamp page (http://artist.bandcamp.com/music)
var regex = new Regex("band_url = \"(?<url>.*)\"");
if (!regex.IsMatch(htmlCode))
{
Log($"No discography could be found on {url}. Try to uncheck the \"Download artist discography\" option", LogType.Error);
continue;
}
String artistMusicPage = regex.Match(htmlCode).Groups["url"].Value + "/music";
// Retrieve artist "music" page HTML source code
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
if (webClient.Proxy != null)
{
webClient.Proxy.Credentials = System.Net.CredentialCache.DefaultNetworkCredentials;
}
if (this.userCancelled)
{
// Abort
return(new List <String>());
}
try {
htmlCode = webClient.DownloadString(artistMusicPage);
} catch {
Log($"Could not retrieve data for {artistMusicPage}", LogType.Error);
continue;
}
}
// Get albums referred on the page
regex = new Regex("TralbumData.*\n.*url:.*'/music'\n");
if (!regex.IsMatch(htmlCode))
{
// This seem to be a one-album artist with no "music" page => URL redirects to the unique album URL
albumsUrls.Add(url);
}
else
{
// We are on a real "music" page
try {
albumsUrls.AddRange(BandcampHelper.GetAlbumsUrl(htmlCode));
} catch (NoAlbumFoundException) {
Log($"No referred album could be found on {artistMusicPage}. Try to uncheck the \"Download artist discography\" option", LogType.Error);
continue;
}
}
}
return(albumsUrls);
}
/// <summary>
/// Returns the artists discography from any URL (artist, album, track).
/// </summary>
/// <param name="urls">The URLs.</param>
private async Task <List <string> > GetArtistDiscographyAsync(List <string> urls)
{
var albumsUrls = new List <string>();
foreach (string url in urls)
{
LogAdded(this, new LogArgs($"Retrieving artist discography from {url}", LogType.Info));
// Retrieve URL HTML source code
string htmlCode = "";
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
ProxyHelper.SetProxy(webClient);
if (_cancelDownloads)
{
// Abort
return(new List <string>());
}
try {
htmlCode = await webClient.DownloadStringTaskAsync(url);
} catch {
LogAdded(this, new LogArgs($"Could not retrieve data for {url}", LogType.Error));
continue;
}
}
// Get artist "music" bandcamp page (http://artist.bandcamp.com/music)
var regex = new Regex("https?://[^/]*");
string artistPage = regex.Match(url).ToString();
string artistMusicPage = artistPage + "/music";
// Retrieve artist "music" page HTML source code
using (var webClient = new WebClient()
{
Encoding = Encoding.UTF8
}) {
ProxyHelper.SetProxy(webClient);
if (_cancelDownloads)
{
// Abort
return(new List <string>());
}
try {
htmlCode = await webClient.DownloadStringTaskAsync(artistMusicPage);
} catch {
LogAdded(this, new LogArgs($"Could not retrieve data for {artistMusicPage}", LogType.Error));
continue;
}
}
int count = albumsUrls.Count;
try {
albumsUrls.AddRange(BandcampHelper.GetAlbumsUrl(htmlCode, artistPage));
} catch (NoAlbumFoundException) {
LogAdded(this, new LogArgs($"No referred album could be found on {artistMusicPage}. Try to uncheck the \"Download artist discography\" option", LogType.Error));
}
if (albumsUrls.Count - count == 0)
{
// This seem to be a one-album artist with no "music" page => URL redirects to the unique album URL
albumsUrls.Add(url);
}
}
return(albumsUrls.Distinct().ToList());
}
