private void writeItem(RssItem item, int channelHashCode)
{
if (this.Writer == null)
{
throw new InvalidOperationException("RssWriter has been closed, and can not be written to.");
}
if (item == null)
{
throw new ArgumentNullException("Item must be instanciated with data to be written.");
}
if (!this.ChannelBegun)
{
throw new InvalidOperationException("Channel must be written first, before writing an item.");
}
this.BeginDocument();
this.Writer.WriteStartElement("item");
if ((item.Title == RssDefault.String) && (item.Description == RssDefault.String))
{
throw new ArgumentException("item title and description cannot be null");
}
this.WriteElement("title", item.Title, false);
this.WriteElement("description", item.Description, false);
this.WriteElement("link", item.Link, false);
if (item.Source != null)
{
this.Writer.WriteStartElement("source");
this.WriteAttribute("url", item.Source.Url, true);
this.Writer.WriteString(item.Source.Name);
this.Writer.WriteEndElement();
}
if (item.Enclosure != null)
{
this.Writer.WriteStartElement("enclosure");
this.WriteAttribute("url", item.Enclosure.Url, true);
this.WriteAttribute("length", item.Enclosure.Length, true);
this.WriteAttribute("type", item.Enclosure.Type, true);
this.Writer.WriteEndElement();
}
foreach (RssCategory category in item.Categories)
{
if (category.Name != RssDefault.String)
{
this.Writer.WriteStartElement("category");
this.WriteAttribute("domain", category.Domain, false);
this.Writer.WriteString(category.Name);
this.Writer.WriteEndElement();
}
}
this.WriteElement("author", item.Author, false);
this.WriteElement("comments", item.Comments, false);
if ((item.Guid != null) && (item.Guid.Name != RssDefault.String))
{
this.Writer.WriteStartElement("guid");
if (!item.Guid.PermaLink.IsNull)
{
this.WriteAttribute("isPermaLink", (bool)item.Guid.PermaLink, false);
}
this.Writer.WriteString(item.Guid.Name);
this.Writer.WriteEndElement();
}
this.WriteElement("pubDate", item.PubDate, false);
foreach (RssModule rssModule in this._rssModules)
{
if (rssModule.IsBoundTo(channelHashCode))
{
foreach (RssModuleItemCollection rssModuleItemCollection in rssModule.ItemExtensions)
{
if (rssModuleItemCollection.IsBoundTo(item.GetHashCode()))
{
this.writeSubElements(rssModuleItemCollection, rssModule.NamespacePrefix);
}
}
}
}
this.Writer.WriteEndElement();
this.Writer.Flush();
}
private void writeItem(RssItem.RssItem item, int channelHashCode)
{
if (writer == null)
throw new InvalidOperationException("RssWriter has been closed, and can not be written to.");
if (item == null)
throw new ArgumentNullException("Item must be instanciated with data to be written.");
if (!wroteChannel)
throw new InvalidOperationException("Channel must be written first, before writing an item.");
BeginDocument();
writer.WriteStartElement("item");
switch (rssVersion)
{
case RssVersion.RSS090:
case RssVersion.RSS10:
case RssVersion.RSS091:
WriteElement("title", item.Title, true);
WriteElement("description", item.Description, false);
WriteElement("link", item.Link, true);
break;
case RssVersion.RSS20:
if ((item.Title == RssDefault.String) && (item.Description == RssDefault.String))
throw new ArgumentException("item title and description cannot be null");
goto case RssVersion.RSS092;
case RssVersion.RSS092:
WriteElement("title", item.Title, false);
WriteElement("description", item.Description, false);
WriteElement("link", item.Link, false);
if (item.Source != null)
{
writer.WriteStartElement("source");
WriteAttribute("url", item.Source.Url, true);
writer.WriteString(item.Source.Name);
writer.WriteEndElement();
}
if (item.Enclosure != null)
{
writer.WriteStartElement("enclosure");
WriteAttribute("url", item.Enclosure.Url, true);
WriteAttribute("length", item.Enclosure.Length, true);
WriteAttribute("type", item.Enclosure.Type, true);
writer.WriteEndElement();
}
foreach (RssCategory category in item.Categories)
if (category.Name != RssDefault.String)
{
writer.WriteStartElement("category");
WriteAttribute("domain", category.Domain, false);
writer.WriteString(category.Name);
writer.WriteEndElement();
}
break;
}
if (rssVersion == RssVersion.RSS20)
{
WriteElement("author", item.Author, false);
WriteElement("comments", item.Comments, false);
if ((item.Guid != null) && (item.Guid.Name != RssDefault.String))
{
writer.WriteStartElement("guid");
try
{
WriteAttribute("isPermaLink", (bool) item.Guid.PermaLink, false);
}
catch
{
}
writer.WriteString(item.Guid.Name);
writer.WriteEndElement();
}
WriteElement("pubDate", item.PubDate, false);
foreach (RssModule rssModule in _rssModules)
{
if (rssModule.IsBoundTo(channelHashCode))
{
foreach (RssModuleItemCollection rssModuleItemCollection in rssModule.ItemExtensions)
{
if (rssModuleItemCollection.IsBoundTo(item.GetHashCode()))
writeSubElements(rssModuleItemCollection, rssModule.NamespacePrefix);
}
}
}
}
writer.WriteEndElement();
writer.Flush();
}
static void Main(string[] args)
{
RssFeed r = new RssFeed();
r.Version = RssVersion.RSS20;
RssItem ri1a = new RssItem();
ri1a.Author = "Test Author 1a";
ri1a.Title = "Test Title 1a";
ri1a.Description = "Test Description 1a";
ri1a.Link = new Uri("http://www.yourserver.com/");
ri1a.PubDate = DateTime.Now;
RssItem ri1b = new RssItem();
ri1b.Author = "Test Author 1b";
ri1b.Title = "Test Title 1b";
ri1b.Description = "Test Description 1b";
ri1b.Link = new Uri("http://www.yourserver.com/");
ri1b.PubDate = DateTime.Now;
RssChannel rc1 = new RssChannel();
rc1.Items.Add(ri1a);
rc1.Items.Add(ri1b);
rc1.Title = "Test Channel Title 1";
rc1.Description = "Test Channel Description 1";
rc1.Link = new Uri("http://www.yourserver.com/channel.html");
rc1.PubDate = DateTime.Now;
r.Channels.Add(rc1);
RssPhotoAlbumCategoryPhotoPeople pacpp = new RssPhotoAlbumCategoryPhotoPeople("John Doe");
RssPhotoAlbumCategoryPhoto pacp1 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 12, 0, 0)), "Test Photo Description 1", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=123"), pacpp);
RssPhotoAlbumCategoryPhoto pacp2 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 10, 0, 0)), "Test Photo Description 2", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=124"));
RssPhotoAlbumCategoryPhoto pacp3 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 10, 0, 0)), "Test Photo Description 2", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=125"));
RssPhotoAlbumCategoryPhotos pacps = new RssPhotoAlbumCategoryPhotos();
pacps.Add(pacp1);
pacps.Add(pacp2);
RssPhotoAlbumCategory pac1 = new RssPhotoAlbumCategory("Test Photo Album Category 1", "Test Photo Album Category Description 1", DateTime.Now.Subtract(new TimeSpan(5, 10, 0, 0)), DateTime.Now, pacps);
RssPhotoAlbumCategory pac2 = new RssPhotoAlbumCategory("Test Photo Album Category 2", "Test Photo Album Category Description 2", DateTime.Now.Subtract(new TimeSpan(9, 10, 0, 0)), DateTime.Now, pacp3);
RssPhotoAlbumCategories pacs = new RssPhotoAlbumCategories();
pac1.BindTo(ri1a.GetHashCode());
pac2.BindTo(ri1b.GetHashCode());
pacs.Add(pac1);
pacs.Add(pac2);
RssPhotoAlbum pa = new RssPhotoAlbum(new Uri("http://your.web.server/PhotoAlbumWeb"), pacs);
pa.BindTo(rc1.GetHashCode());
r.Modules.Add(pa);
RssItem ri2 = new RssItem();
ri2.Author = "Test Author 2";
ri2.Title = "Test Title 2";
ri2.Description = "Test Description 2";
ri2.Link = new Uri("http://www.yourotherserver.com/");
ri2.PubDate = DateTime.Now;
RssChannel rc2 = new RssChannel();
rc2.Items.Add(ri2);
rc2.Title = "Test Channel Title 2";
rc2.Description = "Test Channel Description 2";
rc2.Link = new Uri("http://www.yourotherserver.com/channel.html");
rc2.PubDate = DateTime.Now;
r.Channels.Add(rc2);
r.Write("out.xml");
RssBlogChannel rbc = new RssBlogChannel(new Uri("http://www.google.com"), new Uri("http://www.google.com"), new Uri("http://www.google.com"), new Uri("http://www.google.com"));
}
private DownloadPackage GetDownloadPackage(Rss.RssItem rssItem, FeedItem feedItem, string strDownloadlocation)
{
bool boolAcceptableFile = false;
bool byteRanging = true;
string strFilenameWithoutExt = null;
string strFilenameExt = null;
string strPath = null;
DirectoryInfo dirInfo = null;
FileInfo[] fileInfo = null;
long longReturn = 0;
//bool boolGuid = false;
string strFilename = null;
// new
WebResponse response = null;
// first try a HEAD call (less intrusive)
if (feedItem.Authenticate == true)
{
string strPassword = EncDec.Decrypt(feedItem.Password, feedItem.Username);
response = GetWebResponseObjectHEAD(rssItem.Enclosure.Url, feedItem.Username, strPassword);
}
else
{
response = GetWebResponseObjectHEAD(rssItem.Enclosure.Url, "", "");
}
// the HEAD call didn't seem to work. We'll use a GET now
if (response == null)
{
if (feedItem.Authenticate == true)
{
string strPassword = EncDec.Decrypt(feedItem.Password, feedItem.Username);
response = GetWebResponseObjectGET(rssItem.Enclosure.Url, feedItem.Username, strPassword);
}
else
{
response = GetWebResponseObjectGET(rssItem.Enclosure.Url, "", "");
}
}
if (response != null)
{
long longDownloadsize = response.ContentLength;
if (longDownloadsize == -1)
{
longDownloadsize = 1;
}
WebHeaderCollection responseHeaders = response.Headers;
string[] strAcceptRange = responseHeaders.GetValues("Accept-Ranges");
if (strAcceptRange != null && strAcceptRange[0] == "none")
{
// no byte ranging
byteRanging = false;
}
// check if there is content-disposition header
string[] strContDisp = responseHeaders.GetValues("content-disposition");
string strAttachment = "";
string strHeader = "";
if (strContDisp != null && strContDisp.Length > 0)
{
for (int l = 0; l < strContDisp.Length; l++)
{
strHeader = strContDisp[l];
if (strHeader.ToLower().StartsWith("attachment"))
{
// attachment header
strAttachment = strHeader.Substring(strHeader.ToLower().IndexOf("filename=") + 9);
}
}
}
if (strAttachment != "")
{
if (feedItem.UseTitleForFiles)
{
FileInfo f = new FileInfo(strAttachment);
strPath = Utils.GetValidFileName(rssItem.Title + f.Extension);
}
else
{
strPath = strAttachment;
strPath = Utils.GetValidFileName(strPath);
}
strFilename = strDownloadlocation + "\\" + strPath;
if (strFilename.IndexOf(".") > 0)
{
FileInfo f = new FileInfo(strFilename);
strFilenameWithoutExt = f.FullName.Substring(0, f.FullName.Length - f.Extension.Length);
//strFilenameWithoutExt = strFilename.Substring(0, strFilename.LastIndexOf("."));
strFilenameExt = f.Extension.Substring(1);
//strFilenameExt = strFilename.Substring(strFilename.LastIndexOf(".") + 1);
}
else
{
strFilenameWithoutExt = strFilename;
strFilenameExt = "";
}
}
else
{
try
{
Uri uriEnclosure = new Uri(rssItem.Enclosure.Url);
string strEnclosureUrl = uriEnclosure.GetLeftPart(UriPartial.Path);
if (feedItem.UseTitleForFiles)
{
strPath = strEnclosureUrl.Substring(strEnclosureUrl.LastIndexOf("/") + 1);
FileInfo f = new FileInfo(strPath);
strPath = Utils.GetValidFileName(rssItem.Title + f.Extension);
}
else
{
strPath = strEnclosureUrl.Substring(strEnclosureUrl.LastIndexOf("/") + 1);
}
if (strPath == "")
{
// check the query
strEnclosureUrl = uriEnclosure.GetLeftPart(UriPartial.Query);
if (feedItem.UseTitleForFiles)
{
strPath = strEnclosureUrl.Substring(strEnclosureUrl.LastIndexOf("/") + 1);
FileInfo f = new FileInfo(strPath);
strPath = Utils.GetValidFileName(rssItem.Title + f.Extension);
}
else
{
strPath = strEnclosureUrl.Substring(strEnclosureUrl.LastIndexOf("/") + 1);
}
}
// empty path? not good. Generate one
//strPath = System.Web.HttpUtility.UrlDecode(strPath);
strFilename = strDownloadlocation + "\\" + strPath;
FileInfo fileInfo1 = new FileInfo(strFilename);
strFilenameWithoutExt = fileInfo1.FullName.Substring(0, fileInfo1.FullName.Length - fileInfo1.Extension.Length);
//strFilenameWithoutExt = strFilename.Substring(0, strFilename.LastIndexOf("."));
strFilenameExt = fileInfo1.Extension.Substring(1);
//strFilenameExt = strFilename.Substring(strFilename.LastIndexOf(".") + 1);
//strFilenameWithoutExt = strFilename.Substring(0, strFilename.LastIndexOf("."));
//strFilenameExt = strFilename.Substring(strFilename.LastIndexOf(".") + 1);
} catch
{
strFilename = "";
strFilenameExt = "";
strFilenameWithoutExt = "";
boolAcceptableFile = false;
}
}
if (Settings.Default.DefaultMediaAction == 0)
{
boolAcceptableFile = true;
}
else
{
foreach (string extension in Utils.AudioExtensions)
{
if (extension.ToUpper() == strFilenameExt.ToUpper())
{
boolAcceptableFile = true;
break;
}
}
if (!boolAcceptableFile)
{
// check if it is a video file
foreach (string extension in Utils.VideoExtensions)
{
if (extension.ToUpper() == strFilenameExt.ToUpper())
{
boolAcceptableFile = true;
break;
}
}
}
}
if (boolAcceptableFile)
{
try
{
dirInfo = new System.IO.DirectoryInfo(strDownloadlocation);
fileInfo = dirInfo.GetFiles(strPath);
}
catch (Exception fex)
{
if (Settings.Default.LogLevel > 0)
{
log.Error("Retriever", fex);
}
strFilenameExt = "";
}
// check if the file is available on the filesystem
bool boolContinue = true;
if (fileInfo.Length > 0)
{
if ((fileInfo.Length > 0 && fileInfo[0].Length != longDownloadsize))
{
// there is a file with the same name
switch (Settings.Default.DuplicateAction)
{
case 1:
strFilename = strFilenameWithoutExt + DateTime.Now.ToString("yyyyMMddTHHMMss") + "." + strFilenameExt;
boolContinue = true;
break;
default:
boolContinue = false;
break;
}
}
else if (fileInfo.Length > 0)
{
// add the item to the history
HistoryItem historyItem = new HistoryItem();
historyItem.FeedGUID = feedItem.GUID;
historyItem.FeedUrl = feedItem.Url;
historyItem.Title = rssItem.Title;
historyItem.Hashcode = rssItem.GetHashCode();
//historyItem.LocalFilename = fileInfo[0].FullName;
historyItem.ItemDate = fileInfo[0].CreationTime.ToString("yyyy-MM-dd HH:MM:ss");
historyItem.FileName = fileInfo[0].Name;
//historyItem.URL = enc.EnclosureURL;
Settings.Default.History.Add(historyItem);
boolContinue = false;
}
else
{
boolContinue = false;
}
}
if (boolContinue)
{
// did the user specify a text filter on the item?
if (feedItem.Textfilter != null && feedItem.Textfilter != "")
{
System.Text.RegularExpressions.Regex regEx = new System.Text.RegularExpressions.Regex(feedItem.Textfilter);
if (regEx.Match(rssItem.Description).Success || regEx.Match(rssItem.Title).Success)
{
// if(rssItem.Description.ToUpper().IndexOf(feedItem.textFilter.ToUpper()) >= 0 || rssItem.Title.ToUpper().IndexOf(feedItem.textFilter.ToUpper()) >= 0)
// {
longReturn = longDownloadsize;
}
else if (rssItem.Description.ToUpper().IndexOf(feedItem.Textfilter.ToUpper()) >= 0 || rssItem.Title.ToUpper().IndexOf(feedItem.Textfilter.ToUpper()) >= 0)
{
longReturn = longDownloadsize;
}
}
else
{
longReturn = longDownloadsize;
}
}
}
}
DownloadPackage downloadPackage = new DownloadPackage();
downloadPackage.ByteRanging = byteRanging;
downloadPackage.DownloadSize = longReturn;
downloadPackage.strFilename = strFilename;
return(downloadPackage);
}
static void Main(string[] args)
{
RssFeed r = new RssFeed();
r.Version = RssVersion.RSS20;
RssItem ri1a = new RssItem();
ri1a.Author = "Test Author 1a";
ri1a.Title = "Test Title 1a";
ri1a.Description = "Test Description 1a";
ri1a.Link = new Uri("http://www.yourserver.com/");
ri1a.PubDate = DateTime.Now;
RssItem ri1b = new RssItem();
ri1b.Author = "Test Author 1b";
ri1b.Title = "Test Title 1b";
ri1b.Description = "Test Description 1b";
ri1b.Link = new Uri("http://www.yourserver.com/");
ri1b.PubDate = DateTime.Now;
RssChannel rc1 = new RssChannel();
rc1.Items.Add(ri1a);
rc1.Items.Add(ri1b);
rc1.Title = "Test Channel Title 1";
rc1.Description = "Test Channel Description 1";
rc1.Link = new Uri("http://www.yourserver.com/channel.html");
rc1.PubDate = DateTime.Now;
r.Channels.Add(rc1);
RssPhotoAlbumCategoryPhotoPeople pacpp = new RssPhotoAlbumCategoryPhotoPeople("John Doe");
RssPhotoAlbumCategoryPhoto pacp1 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 12, 0, 0)), "Test Photo Description 1", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=123"), pacpp);
RssPhotoAlbumCategoryPhoto pacp2 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 10, 0, 0)), "Test Photo Description 2", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=124"));
RssPhotoAlbumCategoryPhoto pacp3 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 10, 0, 0)), "Test Photo Description 2", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=125"));
RssPhotoAlbumCategoryPhotos pacps = new RssPhotoAlbumCategoryPhotos();
pacps.Add(pacp1);
pacps.Add(pacp2);
RssPhotoAlbumCategory pac1 = new RssPhotoAlbumCategory("Test Photo Album Category 1", "Test Photo Album Category Description 1", DateTime.Now.Subtract(new TimeSpan(5, 10, 0, 0)), DateTime.Now, pacps);
RssPhotoAlbumCategory pac2 = new RssPhotoAlbumCategory("Test Photo Album Category 2", "Test Photo Album Category Description 2", DateTime.Now.Subtract(new TimeSpan(9, 10, 0, 0)), DateTime.Now, pacp3);
RssPhotoAlbumCategories pacs = new RssPhotoAlbumCategories();
pac1.BindTo(ri1a.GetHashCode());
pac2.BindTo(ri1b.GetHashCode());
pacs.Add(pac1);
pacs.Add(pac2);
RssPhotoAlbum pa = new RssPhotoAlbum(new Uri("http://your.web.server/PhotoAlbumWeb"), pacs);
pa.BindTo(rc1.GetHashCode());
r.Modules.Add(pa);
RssItem ri2 = new RssItem();
ri2.Author = "Test Author 2";
ri2.Title = "Test Title 2";
ri2.Description = "Test Description 2";
ri2.Link = new Uri("http://www.yourotherserver.com/");
ri2.PubDate = DateTime.Now;
RssChannel rc2 = new RssChannel();
rc2.Items.Add(ri2);
rc2.Title = "Test Channel Title 2";
rc2.Description = "Test Channel Description 2";
rc2.Link = new Uri("http://www.yourotherserver.com/channel.html");
rc2.PubDate = DateTime.Now;
r.Channels.Add(rc2);
r.Write("out.xml");
RssBlogChannel rbc = new RssBlogChannel(new Uri("http://www.google.com"), new Uri("http://www.google.com"), new Uri("http://www.google.com"), new Uri("http://www.google.com"));
}
