public async Task OnChannelDisconnectedAsync(AtomChannel channel)
{
foreach (var plugin in this._plugins)
{
await plugin.OnChannelDisconnectedAsync(channel);
}
}
public async Task OnChannelMessageReceivedAsync(AtomChannel channel, AtomMessage message)
{
foreach (var plugin in this._plugins)
{
await plugin.OnChannelMessageReceivedAsync(channel, message);
}
}
/// <summary>
/// Obtiene un canal Atom a partir de los datos de un archivo, si es un archivo RSS o RDF lo convierte a Atom
/// </summary>
public async Task <AtomChannel> DownloadAsync(string url)
{
AtomChannel channel = null;
// Descarga el archivo
try
{
string fileName = System.IO.Path.GetTempFileName();
// Descarga el archivo
LibCommonHelper.Files.HelperFiles.SaveTextFile(fileName, await new HttpWebClient().HttpGetAsync(url));
// Carga los datos
if (System.IO.File.Exists(fileName))
{
channel = Load(fileName);
}
// Elimina el archivo
System.IO.File.Delete(fileName);
}
catch (Exception exception)
{
throw new Exceptions.FeedException(Exceptions.FeedException.ExceptionType.DownloadError, "Error en la descarga. Url: " + url, exception);
}
// Si ha llegado hasta aquí es porque desconoce el tipo de archivo
return(channel);
}
/// <summary>
/// Obtiene el builder XML de un objeto Atom
/// </summary>
private MLFile GetFile(AtomChannel channel)
{
MLFile file = new MLFile();
MLNode node;
// Añade la cabecera
node = file.Nodes.Add(AtomConstTags.cnstStrChannelRoot);
node.Attributes.Add("xmlns", "http://purl.org/atom/ns#");
node.NameSpaces.AddRange(channel.Extensions.GetNameSpaces(channel));
node.Attributes.Add("version", "0.3");
// Obtiene el XML de los datos
node.Nodes.Add(AtomConstTags.cnstStrChannelId, channel.ID);
AddText(node, AtomConstTags.cnstStrChannelTitle, channel.Title);
AddText(node, AtomConstTags.cnstStrChannelTagline, channel.TagLine);
AddText(node, AtomConstTags.cnstsubTitle, channel.Subtitle);
node.Nodes.Add(AtomConstTags.cnsticon, channel.Icon);
node.Nodes.Add(AtomConstTags.cnstStrLogo, channel.Logo);
AddRights(node, channel.Rights);
AddGenerator(node, channel.Generator);
node.Nodes.Add(AtomConstTags.cnstStrChannelConvertLineBreaks, channel.ConvertLineBreaks);
AddText(node, AtomConstTags.cnstStrChannelInfo, channel.Info);
AddLinks(node, channel.Links);
AddDate(node, AtomConstTags.cnstStrItemModified, channel.LastUpdated);
AddCategories(node, channel.Categories);
// Obtiene el XML de las extensiones
channel.Extensions.AddNodesExtension(node);
// Obtiene el XML de los elementos
AddItems(node, channel.Entries);
// Devuelve los datos
return(file);
}
public override Stream OnChannelCreatingStream(AtomChannel channel, Stream stream)
{
var sslStream = new SslStream(stream);
sslStream.AuthenticateAsServer(this._certificate);
return(sslStream);
}
public Stream OnChannelCreatingStream(AtomChannel channel, Stream stream)
{
foreach (var plugin in this._plugins)
{
stream = plugin.OnChannelCreatingStream(channel, stream);
}
return(stream);
}
internal NetsyChannel(AtomChannel atomChannel, IPackageSerializer packageSerializer, NetsyConnectionHelper.HandlerRegistry handlerRegistry)
{
Guard.NotNull(atomChannel, nameof(atomChannel));
Guard.NotNull(packageSerializer, nameof(packageSerializer));
Guard.NotNull(handlerRegistry, nameof(handlerRegistry));
this._atomChannel = atomChannel;
this._atomChannel.MessageReceived += this.AtomChannelOnMessageReceived;
this._connectionHelper = new NetsyConnectionHelper(packageSerializer, atomChannel.SendMessageAsync, handlerRegistry);
this.Data = new Dictionary <string, object>();
}
/// <summary>
/// Convierte un archivo RDF en un archivo Atom
/// </summary>
public AtomChannel Convert(RDFChannel rdf)
{
AtomChannel channel = new AtomChannel();
// Convierte los datos del canal
channel.ID = new Guid().ToString();
channel.Title = ConvertText(rdf.Title);
channel.Info = ConvertText(rdf.Description);
channel.Subtitle = ConvertText("");
channel.Links.Add(ConvertLink(rdf.Link, AtomLink.AtomLinkType.Self));
// Añade las extensiones
ConvertExtension(rdf.Extensions, channel.Extensions);
// Añade las entradas
ConvertEntries(rdf, channel);
// Devuelve el objeto Atom
return(channel);
}
/// <summary>
/// Interpreta los datos de un archivo XML
/// </summary>
public AtomChannel Parse(MLFile fileML)
{
AtomChannel channel = ParseRSS(fileML);
// Si no se ha cargado desde un archivo RSS, se carga desde un archivo RDF
if (channel == null)
{
channel = ParseRDF(fileML);
}
// Si no se ha cargado desde un archivo RSS, se carga desde un archivo Atom
if (channel == null)
{
channel = new AtomParser().Parse(fileML);
}
// Devuelve los datos
return(channel);
}
/// <summary>
/// Añade los mensajes a las cuentas
/// </summary>
private EntriesModelCollection AddMessages(BlogModel blog, AtomChannel channel)
{
EntriesModelCollection downloaded = new EntriesModelCollection();
// Graba las entradas nuevas
foreach (AtomEntry entry in channel.Entries)
{
if (entry.Links != null && entry.Links.Count > 0 && !entry.Links[0].Href.IsEmpty() &&
!blog.Entries.ExistsURL(entry.Links[0].Href))
{
EntryModel blogEntry = new EntryModel();
// Asigna el blog
blogEntry.Blog = blog;
// Asigna los datos a la entrada
blogEntry.Name = entry.Title.Content;
blogEntry.Content = entry.Content.Content;
blogEntry.URL = entry.Links[0].Href;
blogEntry.UrlEnclosure = GetUrlAttachment(entry.Links);
blogEntry.DownloadFileName = GetDownloadFileName(blog, blogEntry.UrlEnclosure);
if (entry.Authors != null && entry.Authors.Count > 0)
{
blogEntry.Author = entry.Authors[0].Name;
}
blogEntry.DatePublish = entry.DatePublished;
blogEntry.Status = EntryModel.StatusEntry.NotRead;
// Lanza el evento de descarga de una entrada
RaiseEvent(blogEntry);
// Añade la entrada al blog y a la lista de elementos descargados
blog.Entries.Add(blogEntry);
downloaded.Add(blogEntry);
}
}
// Si se ha añadido algo, graba las entradas
if (downloaded.Count > 0)
{
// Cambia el número de elementos no leídos
blog.NumberNotRead = blog.Entries.GetNumberNotRead();
// Graba las entradas
new Bussiness.Blogs.EntryBussiness().Save(blog, _blogManager.Configuration.PathBlogs);
}
// Devuelve los elementos descargados
return(downloaded);
}
/// <summary>
/// Convierte un archivo RSS en un archivo Atom
/// </summary>
public RSSChannel Convert(AtomChannel channel)
{
RSSChannel rss = new RSSChannel();
// Convierte los datos del canal
rss.Title = channel.Title.Content;
rss.Generator = channel.Generator.Name;
rss.Description = channel.Info.Content;
if (channel.Links.Count > 0)
{
rss.Link = channel.Links[0].Href;
}
rss.LastBuildDate = channel.LastUpdated;
// Añade las extensiones
ConvertExtension(channel.Extensions, rss.Extensions);
// Añade las entradas
ConvertEntries(channel, rss);
// Devuelve el objeto Atom
return(rss);
}
/// <summary>
/// Interpreta un archivo XML
/// </summary>
public AtomChannel Parse(MLFile fileML)
{
AtomChannel channel = null;
// Recorre los nodos del documento
if (fileML != null)
{
foreach (MLNode node in fileML.Nodes)
{
if (node.Name.Equals(AtomConstTags.cnstStrChannelRoot))
{
// Crea el objeto
channel = new AtomChannel();
// Lee los datos
ParseChannel(node, channel);
}
}
}
// Devuelve el objeto Atom
return(channel);
}
/// <summary>
/// Convierte las entradas Atom en entradas RSS
/// </summary>
private void ConvertEntries(AtomChannel channel, RSSChannel rss)
{
foreach (AtomEntry channelEntry in channel.Entries)
{
RSSEntry rssEntry = new RSSEntry();
// Convierte los datos de la entrada
rssEntry.GUID.ID = channelEntry.ID;
rssEntry.Title = channelEntry.Title.Content;
rssEntry.Content = channelEntry.Content.Content;
rssEntry.DateCreated = channelEntry.DatePublished;
// Vínculos
if (channelEntry.Links.Count > 0)
{
rssEntry.Link = channelEntry.Links[0].Href;
}
foreach (AtomLink channelLink in channelEntry.Links)
{
if (channelLink.LinkType.Equals("enclosure"))
{
rssEntry.Enclosures.Add(ConvertLink(channelLink));
}
}
// Autores
foreach (AtomPeople channelAuthor in channelEntry.Authors)
{
rssEntry.Authors.Add(new RSSAuthor(channelAuthor.Name));
}
// Categorías
foreach (AtomCategory channelCategory in channelEntry.Categories)
{
rssEntry.Categories.Add(new RSSCategory(channelCategory.Name));
}
// Convierte las extensiones
ConvertExtension(channelEntry.Extensions, rssEntry.Extensions);
// Añade la entrada al objeto Atom
rss.Entries.Add(rssEntry);
}
}
/// <summary>
/// Convierte un archivo RSS en un archivo Atom
/// </summary>
public AtomChannel Convert(RSSChannel rss)
{
AtomChannel channel = new AtomChannel();
// Convierte los datos del canal
channel.ID = new Guid().ToString();
channel.Title = ConvertText(rss.Title);
channel.Generator = ConvertGenerator(rss.Generator);
channel.ConvertLineBreaks = true;
channel.Info = ConvertText(rss.Description);
channel.Subtitle = ConvertText("");
channel.Links.Add(ConvertLink(rss.Link, AtomLink.AtomLinkType.Self));
channel.LastUpdated = rss.LastBuildDate;
channel.Icon = rss.Logo.Url;
channel.Logo = rss.Logo.Url;
// Añade las extensiones
ConvertExtension(rss.Extensions, channel.Extensions);
// Añade las entradas
ConvertEntries(rss, channel);
// Devuelve el objeto Atom
return(channel);
}
/// <summary>
/// Convierte las entradas RDF en entradas Atom
/// </summary>
private void ConvertEntries(RDFChannel rdf, AtomChannel channel)
{
foreach (RDFEntry rdfEntry in rdf.Entries)
{
AtomEntry channelEntry = new AtomEntry();
// Convierte los datos de la entrada
channelEntry.ID = rdfEntry.ID;
channelEntry.Title = ConvertText(rdfEntry.Title);
channelEntry.Content = ConvertText(rdfEntry.Content);
channelEntry.DateIssued = rdfEntry.DateCreated;
channelEntry.DateCreated = rdfEntry.DateCreated;
channelEntry.DateModified = rdfEntry.DateCreated;
channelEntry.DateUpdated = rdfEntry.DateCreated;
channelEntry.DatePublished = rdfEntry.DateCreated;
// Vínculos
channelEntry.Links.Add(ConvertLink(rdfEntry.Link, AtomLink.AtomLinkType.Self));
// Convierte las extensiones
ConvertExtension(rdfEntry.Extensions, channelEntry.Extensions);
// Añade la entrada al objeto Atom
channel.Entries.Add(channelEntry);
}
}
/// <summary>
/// Convierte las entradas RSS en entradas Atom
/// </summary>
private void ConvertEntries(RSSChannel rss, AtomChannel channel)
{
foreach (RSSEntry rssEntry in rss.Entries)
{
AtomEntry channelEntry = new AtomEntry();
// Convierte los datos de la entrada
channelEntry.ID = rssEntry.ID;
channelEntry.Title = ConvertText(rssEntry.Title);
channelEntry.Content = ConvertText(rssEntry.Content);
channelEntry.DateIssued = rssEntry.DateCreated;
channelEntry.DateCreated = rssEntry.DateCreated;
channelEntry.DateModified = rssEntry.DateCreated;
channelEntry.DateUpdated = rssEntry.DateCreated;
channelEntry.DatePublished = rssEntry.DateCreated;
// Vínculos
channelEntry.Links.Add(ConvertLink(rssEntry.Link, AtomLink.AtomLinkType.Self));
foreach (RSSEnclosure rssEnclosure in rssEntry.Enclosures)
{
channelEntry.Links.Add(ConvertLink(rssEnclosure));
}
// Autores
foreach (RSSAuthor rssAuthor in rssEntry.Authors)
{
channelEntry.Authors.Add(ConvertAuthor(rssAuthor));
}
// Categorías
foreach (RSSCategory rssCategory in rssEntry.Categories)
{
channelEntry.Categories.Add(ConvertCategory(rssCategory));
}
// Convierte las extensiones
ConvertExtension(rssEntry.Extensions, channelEntry.Extensions);
// Añade la entrada al objeto Atom
channel.Entries.Add(channelEntry);
}
}
public virtual Task OnChannelConnectedAsync(AtomChannel channel)
{
return(Task.CompletedTask);
}
/// <summary>
/// Interpreta una entrada de un archivo Atom
/// </summary>
private AtomEntry ParseEntry(MLNode objMLEntry, AtomChannel channel)
{
AtomEntry entry = new AtomEntry();
// Recorre los nodos
foreach (MLNode node in objMLEntry.Nodes)
{
switch (node.Name)
{
case AtomConstTags.cnstStrItemID:
entry.ID = node.Value;
break;
case AtomConstTags.cnstStrItemTitle:
entry.Title = ParseText(node);
break;
case AtomConstTags.cnstStrItemContent:
entry.Content = ParseText(node);
break;
case AtomConstTags.cnstStrSummary:
entry.Summary = ParseText(node);
break;
case AtomConstTags.cnstStrItemIssued:
entry.DateIssued = node.Value.GetDateTime(DateTime.MinValue);
break;
case AtomConstTags.cnstStrItemModified:
entry.DateModified = node.Value.GetDateTime(DateTime.MinValue);
break;
case AtomConstTags.cnstStrItemCreated:
entry.DateCreated = node.Value.GetDateTime(DateTime.MinValue);
break;
case AtomConstTags.cnstStrItemUpdated:
entry.DateUpdated = node.Value.GetDateTime(DateTime.MinValue);
break;
case AtomConstTags.cnstStrItemPublished:
entry.DatePublished = node.Value.GetDateTime(DateTime.MinValue);
break;
case AtomConstTags.cnstStrItemLink:
entry.Links.Add(ParseLink(node));
break;
case AtomConstTags.cnstStrItemAuthor:
entry.Authors.Add(ParsePeople(node));
break;
case AtomConstTags.cnstStrItemContributor:
entry.Contributors.Add(ParsePeople(node));
break;
case AtomConstTags.cnstStrChannelCategory:
entry.Categories.Add(ParseCategory(node));
break;
case AtomConstTags.cnstsource:
entry.Source = ParseSource(node);
break;
case AtomConstTags.cnstStrRights:
entry.Rights = ParseRights(node);
break;
default:
entry.Extensions.Parse(node, entry, channel.Dictionary);
break;
}
}
// Actualiza la fecha de creación
if (entry.DateCreated.Date == DateTime.MinValue.Date)
{
entry.DateCreated = entry.DatePublished;
if (entry.DateCreated.Date == DateTime.MinValue.Date)
{
entry.DateCreated = DateTime.Now;
}
}
// Devuelve la entrada
return(entry);
}
/// <summary>
/// Interpreta los datos del canal
/// </summary>
private void ParseChannel(MLNode node, AtomChannel channel)
{
foreach (MLNode child in node.Nodes)
{
switch (child.Name)
{
case AtomConstTags.cnstStrChannelId:
channel.ID = child.Value;
break;
case AtomConstTags.cnstStrChannelTitle:
channel.Title = ParseText(child);
break;
case AtomConstTags.cnstStrChannelTagline:
channel.TagLine = ParseText(child);
break;
case AtomConstTags.cnstsubTitle:
channel.Subtitle = ParseText(child);
break;
case AtomConstTags.cnsticon:
channel.Icon = child.Value;
break;
case AtomConstTags.cnstStrLogo:
channel.Logo = child.Value;
break;
case AtomConstTags.cnstStrRights:
channel.Rights = ParseRights(child);
break;
case AtomConstTags.cnstStrChannelGenerator:
channel.Generator = ParseGenerator(child);
break;
case AtomConstTags.cnstStrChannelConvertLineBreaks:
channel.ConvertLineBreaks = child.Value.GetBool(false);
break;
case AtomConstTags.cnstStrChannelInfo:
channel.Info = ParseText(child);
break;
case AtomConstTags.cnstStrItemLink:
channel.Links.Add(ParseLink(child));
break;
case AtomConstTags.cnstStrItemModified:
channel.LastUpdated = child.Value.GetDateTime(DateTime.Now);
break;
case AtomConstTags.cnstStrChannelCategory:
channel.Categories.Add(ParseCategory(child));
break;
case AtomConstTags.cnstStrItemRoot:
channel.Entries.Add(ParseEntry(child, channel));
break;
default:
channel.Extensions.Parse(child, channel, channel.Dictionary);
break;
}
}
}
public virtual Task OnChannelSendingMessageAsync(AtomChannel channel, AtomMessage message)
{
return(Task.CompletedTask);
}
public virtual Task OnChannelMessageReceivedAsync(AtomChannel channel, AtomMessage message)
{
return(Task.CompletedTask);
}
public virtual Stream OnChannelCreatingStream(AtomChannel channel, Stream stream)
{
return(stream);
}
/// <summary>
/// Graba los datos de un objeto Atom en un archivo XML
/// </summary>
public void Save(AtomChannel channel, string fileName)
{
new XMLWriter().Save(fileName, GetFile(channel));
}
/// <summary>
/// Obtiene el XML de un canal Atom
/// </summary>
public string GetXML(AtomChannel channel)
{
return(GetFile(channel).ToString());
}
