public void Initialize()
{
data.Log("->Inicializando Vinculos Originales");
InitializeWorkers();
data.Status = State.Working;
int fcount = 0;
for (int c = 0; c < data.org_links.Count; c++)
{
try {
data.Log("->VO: " + data.org_links[c]);
Page page = new Page(ref data, new URL(data.org_links[c]), c, true);
page.Proccess();
if (page.result.HasFlag(Result.Fail))
{
data.UpdateStatus(page, UrlStatus.Failed);
fcount++;
}
else
{
data.UpdateStatus(page, UrlStatus.ToDo);
}
} catch (Exception) {
data.AddFailed(data.org_links[c]);
}
}
if (fcount == data.org_links.Count)
{
Thread.Sleep(1000);
data.Status = State.Iddle;
}
}
Result Download()
{
//TODO Get request configs by preferences
data.Log("--->PAGE Iniciando: " + org_url.str);
WebHeaderCollection headers = new WebHeaderCollection {
{ HttpRequestHeader.AcceptLanguage, data.accept_lang }
};
HttpWebRequest request = WebRequest.CreateHttp(org_url.str);
request.Headers = headers;
request.Method = "GET";
request.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/*,*/*;q=0.8";
request.UserAgent = data.user_agent;
request.AllowAutoRedirect = true;
request.MaximumAutomaticRedirections = 10;
request.Timeout = data.timeout_html;
data.Log("--->PAGE Descargando: " + org_url.str);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
final_url = new URL(response.ResponseUri.OriginalString);
foreach (string rgx in data.links_regex)
{
if (Regex.IsMatch(final_url.str, rgx))
{
return(Result.Exists);
}
}
//HTML?
if (!(response.ContentType.Contains("text/html") ||
response.ContentType.Contains("application/")))
{
response.Close();
return(Result.IsAsset);
}
//SIZE
if (response.ContentLength > data.max_size_html && data.max_size_html > 0)
{
response.Close();
return(Result.Fail);
}
//FREE?
StatusReport status = data.CheckLink(final_url);
switch (status.url_status)
{
case UrlStatus.Iprg:
case UrlStatus.ToDo:
case UrlStatus.Saved:
ok_exists:
response.Close();
final_url = status.page.final_url;
file = status.page.file;
filename = status.page.file;
return(Result.Ok | Result.Exists);
case UrlStatus.Failed:
response.Close();
return(Result.Fail | Result.Exists);
case UrlStatus.Free:
lock (data)
if (!data.UpdateStatus(this, UrlStatus.Iprg))
{
goto ok_exists;
}
str_resp = new StreamReader(response.GetResponseStream()).ReadToEnd();
response.Close();
MakeFullPath();
return(Result.Ok);
}
return(Result.Fail);
}
Result Download()
{
HttpWebRequest request = WebRequest.CreateHttp(org_url.str);
request.Method = "GET";
request.Accept = "*/*";
request.UserAgent = data.user_agent;
request.AllowAutoRedirect = true;
request.MaximumAutomaticRedirections = 10;
request.Timeout = 5000;
data.Log("--->ASSET Descargando: " + org_url.str);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
final_url = new URL(response.ResponseUri.OriginalString);
StatusReport report = data.CheckAsset(final_url);
switch (report.url_status)
{
case UrlStatus.Failed:
return(Result.Fail | Result.Exists);
case UrlStatus.Free:
data.UpdateStatus(this, UrlStatus.Iprg);
if (!MakeFullPath())
{
return(Result.Exists);
}
Stream rs = response.GetResponseStream();
if (in_string)
{
str_resp = new StreamReader(rs).ReadToEnd();
File.WriteAllText(file, str_resp);
}
else
{
FileStream fs = File.OpenWrite(file);
byte[] buffer = new byte[response.ContentLength];
long copied = 0;
//TODO Make this bufer HD I/O friendly
while (copied < response.ContentLength)
{
int readed = rs.Read(buffer, 0, buffer.Length);
fs.Write(buffer, 0, readed);
copied += readed;
}
fs.Close();
}
response.Close();
return(Result.Ok);
case UrlStatus.Iprg:
case UrlStatus.Saved:
return(Result.Exists);
default:
return(Result.Exists);
}
}
void LinkProc(HtmlNode node)
{
string link = node.GetAttributeValue("href", null);
if (link != null)
{
link.Trim();
}
else
{
return;
}
//Links Regex
foreach (string rgx in data.links_regex)
{
if (Regex.IsMatch(link, rgx))
{
return;
}
}
URL url_link;
if (URL.IsRelative(link))
{
url_link = new URL(page.final_url.str, link);
}
else
{
url_link = new URL(link);
}
//Its same page?
if (link == page.final_url.url_main.file)
{
node.SetAttributeValue("href", page.filename);
return;
}
//Its internal?
if (link.StartsWith("#"))
{
return;
}
//Nav Direction
URL.NavType nt = url_link.Compare(data.org_links[page.org_link]);
if (nt == URL.NavType.Same)
{
StatusReport sr = data.CheckLink(url_link);
if (sr.page != null)
{
node.SetAttributeValue("href", sr.page.PathFromRelative(page.final_url));
}
return;
}
switch (data.nav_direction)
{
case NavDirection.In:
if (nt != URL.NavType.In &&
!(data.hnav && nt == URL.NavType.Side))
{
return;
}
break;
case NavDirection.Out:
if (nt != URL.NavType.Out &&
!(data.hnav && nt == URL.NavType.Side))
{
return;
}
break;
case NavDirection.Static:
if (nt != URL.NavType.Side)
{
return;
}
break;
case NavDirection.Both:
if (!data.hnav && nt == URL.NavType.Side)
{
break;
}
return;
}
//Its already dowloaded?
StatusReport report = data.CheckLink(url_link);
//FOR DOWNLOAD
if (report.url_status == UrlStatus.Free)
{
data.Log("-->PROC: Link Pending");
Page link_page = new Page(ref data, url_link, page.org_link);
link_page.Proccess();
switch (link_page.result)
{
case Result.Ok:
string final_link = link_page.PathFromRelative(page.final_url);
node.SetAttributeValue("href", final_link);
data.UpdateStatus(link_page, UrlStatus.ToDo);
break;
case Result.IsAsset:
//TODO Do something
break;
case Result.Fail:
data.UpdateStatus(link_page, UrlStatus.Failed);
break;
}
//DOWNLOADED
}
else if (report.url_status != UrlStatus.Failed)
{
//TODO
string final_link = report.page.PathFromRelative(page.final_url);
node.SetAttributeValue("href", final_link);
}
}
