/// <summary>
/// Actually downloads the files (note that it is synchronous)
/// </summary>
protected override void DoWork()
{
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
// If the base document hasn't been populated, go get it
if (m_htmlDocument == null)
m_htmlDocument = HTMLDocumentHelper.GetHTMLDocFromURL(m_url);
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
// Get a list of referenced URLs from the document
Hashtable urlList = HTMLDocumentHelper.GetResourceUrlsFromDocument(m_htmlDocument);
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
// Get the HTML from this document- we'll use this as the base HTML and replace
// paths inside of it.
string finalHTML = HTMLDocumentHelper.HTMLDocToString(m_htmlDocument);
IEnumerator urlEnum = urlList.GetEnumerator();
while (urlEnum.MoveNext())
{
DictionaryEntry element = (DictionaryEntry) urlEnum.Current;
string url = (string)element.Key;
string urlType = (string)element.Value;
string fullUrl = HTMLDocumentHelper.EscapeRelativeURL(m_url, url);
string fileName = FileHelper.GetValidFileName(Path.GetFileName(new Uri(fullUrl).AbsolutePath));
string relativePath;
if (fileName != string.Empty)
{
if (urlType != HTMLTokens.Frame && urlType != HTMLTokens.IFrame)
{
relativePath = "referencedFiles/" + fileName;
WebRequestWithCache request = new WebRequestWithCache(fullUrl);
// Add the html document to the site Storage.
using (Stream requestStream = request.GetResponseStream())
{
if (requestStream != null)
{
using (Stream fileStream =
m_siteStorage.Open(m_rootPath + relativePath, AccessMode.Write))
{
StreamHelper.Transfer(requestStream, fileStream, 8192, true);
}
}
}
}
else
{
fileName = Path.GetFileNameWithoutExtension(fileName) + ".htm";
relativePath = "referencedFiles/" + fileName;
AsyncPageDownload frameDownload =
new AsyncPageDownload(fullUrl,
m_siteStorage,
fileName,
m_rootPath + "referencedFiles/",
this.Target);
frameDownload.Start();
frameDownload.WaitUntilDone();
// Regular expressions would allow more flexibility here, but note that
// characters like ? / & have meaning in regular expressions and so need
// to be escaped
}
finalHTML = finalHTML.Replace(UrlHelper.CleanUpUrl(url), relativePath);
}
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
}
// Escape any high ascii characters
finalHTML = HTMLDocumentHelper.EscapeHighAscii(finalHTML.ToCharArray());
// Add the html document to the site Storage.
Stream htmlStream = m_siteStorage.Open(m_rootPath + m_rootFile, AccessMode.Write);
using (StreamWriter writer = new StreamWriter(htmlStream, Encoding.UTF8))
{
writer.Write(finalHTML);
}
m_siteStorage.RootFile = m_rootFile;
}
/// <summary>
/// Actually downloads the files (note that it is synchronous)
/// </summary>
protected override void DoWork()
{
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
// If the base document hasn't been populated, go get it
if (m_htmlDocument == null)
{
m_htmlDocument = HTMLDocumentHelper.GetHTMLDocFromURL(m_url);
}
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
// Get a list of referenced URLs from the document
Hashtable urlList = HTMLDocumentHelper.GetResourceUrlsFromDocument(m_htmlDocument);
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
// Get the HTML from this document- we'll use this as the base HTML and replace
// paths inside of it.
string finalHTML = HTMLDocumentHelper.HTMLDocToString(m_htmlDocument);
IEnumerator urlEnum = urlList.GetEnumerator();
while (urlEnum.MoveNext())
{
DictionaryEntry element = (DictionaryEntry)urlEnum.Current;
string url = (string)element.Key;
string urlType = (string)element.Value;
string fullUrl = HTMLDocumentHelper.EscapeRelativeURL(m_url, url);
string fileName = FileHelper.GetValidFileName(Path.GetFileName(new Uri(fullUrl).AbsolutePath));
string relativePath;
if (fileName != string.Empty)
{
if (urlType != HTMLTokens.Frame && urlType != HTMLTokens.IFrame)
{
relativePath = "referencedFiles/" + fileName;
WebRequestWithCache request = new WebRequestWithCache(fullUrl);
// Add the html document to the site Storage.
using (Stream requestStream = request.GetResponseStream())
{
if (requestStream != null)
{
using (Stream fileStream =
m_siteStorage.Open(m_rootPath + relativePath, AccessMode.Write))
{
StreamHelper.Transfer(requestStream, fileStream, 8192, true);
}
}
}
}
else
{
fileName = Path.GetFileNameWithoutExtension(fileName) + ".htm";
relativePath = "referencedFiles/" + fileName;
AsyncPageDownload frameDownload =
new AsyncPageDownload(fullUrl,
m_siteStorage,
fileName,
m_rootPath + "referencedFiles/",
this.Target);
frameDownload.Start();
frameDownload.WaitUntilDone();
// Regular expressions would allow more flexibility here, but note that
// characters like ? / & have meaning in regular expressions and so need
// to be escaped
}
finalHTML = finalHTML.Replace(UrlHelper.CleanUpUrl(url), relativePath);
}
if (CancelRequested)
{
AcknowledgeCancel();
return;
}
}
// Escape any high ascii characters
finalHTML = HTMLDocumentHelper.EscapeHighAscii(finalHTML.ToCharArray());
// Add the html document to the site Storage.
Stream htmlStream = m_siteStorage.Open(m_rootPath + m_rootFile, AccessMode.Write);
using (StreamWriter writer = new StreamWriter(htmlStream, Encoding.UTF8))
{
writer.Write(finalHTML);
}
m_siteStorage.RootFile = m_rootFile;
}