public static string removeScripts(string strString)
{
string str = "";
string strExtract = "";
StringParser parser = new StringParser(strString);
while (parser.extractToNoCase("<script", ref strExtract))
{
str = str + strExtract;
if (!parser.skipToEndOfNoCase("</script>"))
{
parser.Content = str;
return strString;
}
}
parser.extractToEnd(ref strExtract);
return (str + strExtract);
}
public static void getLinks(string strString, string strRootUrl, ref ArrayList documents, ref ArrayList images)
{
strString = removeComments(strString);
strString = removeScripts(strString);
StringParser parser = new StringParser(strString);
parser.replaceEvery("'", "\"");
string uri = "";
if (strRootUrl != null)
{
uri = strRootUrl.Trim();
}
if ((uri.Length > 0) && !uri.EndsWith("/"))
{
uri = uri + "/";
}
string strExtract = "";
parser.resetPosition();
while (parser.skipToEndOfNoCase("href=\""))
{
if (parser.extractTo("\"", ref strExtract))
{
strExtract = strExtract.Trim();
if ((strExtract.Length > 0) && (strExtract.IndexOf("mailto:") == -1))
{
if (!strExtract.StartsWith("http://") && !strExtract.StartsWith("ftp://"))
{
try
{
UriBuilder builder = new UriBuilder(uri);
builder.Path = strExtract;
strExtract = builder.Uri.ToString();
}
catch (Exception)
{
strExtract = "http://" + strExtract;
}
}
if (!documents.Contains(strExtract))
{
documents.Add(strExtract);
}
}
}
}
parser.resetPosition();
while (parser.skipToEndOfNoCase("src=\""))
{
if (parser.extractTo("\"", ref strExtract))
{
strExtract = strExtract.Trim();
if (strExtract.Length > 0)
{
if (!strExtract.StartsWith("http://") && !strExtract.StartsWith("ftp://"))
{
try
{
UriBuilder builder2 = new UriBuilder(uri);
builder2.Path = strExtract;
strExtract = builder2.Uri.ToString();
}
catch (Exception)
{
strExtract = "http://" + strExtract;
}
}
if (!images.Contains(strExtract))
{
images.Add(strExtract);
}
}
}
}
}
public static string removeHtml(string strString)
{
Hashtable hashtable = new Hashtable();
hashtable.Add(" ", " ");
hashtable.Add("&", "&");
hashtable.Add("å", "");
hashtable.Add("ä", "");
hashtable.Add("é", "");
hashtable.Add("í", "");
hashtable.Add("ì", "");
hashtable.Add("ò", "");
hashtable.Add("ö", "");
hashtable.Add(""", "\"");
hashtable.Add("ß", "");
StringParser parser = new StringParser(strString);
foreach (string str in hashtable.Keys)
{
string strReplacement = hashtable[str] as string;
if (strString.IndexOf(str) != -1)
{
parser.replaceEveryExact(str, strReplacement);
}
}
parser.replaceEveryExact("�", "&#");
parser.replaceEveryExact("'", "'");
parser.replaceEveryExact("</", " <~/");
parser.replaceEveryExact("<~/", "</");
hashtable.Clear();
hashtable.Add("<br>", " ");
hashtable.Add("<p>", " ");
foreach (string str3 in hashtable.Keys)
{
string str4 = hashtable[str3] as string;
if (strString.IndexOf(str3) != -1)
{
parser.replaceEvery(str3, str4);
}
}
strString = parser.Content;
string str5 = "";
int startIndex = 0;
int num2 = 0;
while ((num2 = strString.IndexOf("<", startIndex)) != -1)
{
string str6 = strString.Substring(startIndex, num2 - startIndex);
str5 = str5 + str6;
startIndex = num2 + 1;
int index = strString.IndexOf(">", startIndex);
if (index == -1)
{
break;
}
startIndex = index + 1;
}
if (startIndex < strString.Length)
{
str5 = str5 + strString.Substring(startIndex, strString.Length - startIndex);
}
strString = str5;
str5 = "";
parser.Content = strString;
parser.replaceEveryExact(" ", " ");
strString = parser.Content.Trim();
return strString;
}
public static string removeComments(string strString)
{
string str = "";
string strExtract = "";
StringParser parser = new StringParser(strString);
while (parser.extractTo("<!--", ref strExtract))
{
str = str + strExtract;
if (!parser.skipToEndOf("-->"))
{
return strString;
}
}
parser.extractToEnd(ref strExtract);
return (str + strExtract);
}
public static string removeHtml(string strString)
{
Hashtable hashtable = new Hashtable();
hashtable.Add(" ", " ");
hashtable.Add("&", "&");
hashtable.Add("å", "");
hashtable.Add("ä", "");
hashtable.Add("é", "");
hashtable.Add("í", "");
hashtable.Add("ì", "");
hashtable.Add("ò", "");
hashtable.Add("ö", "");
hashtable.Add(""", "\"");
hashtable.Add("ß", "");
StringParser parser = new StringParser(strString);
foreach (string str in hashtable.Keys)
{
string strReplacement = hashtable[str] as string;
if (strString.IndexOf(str) != -1)
{
parser.replaceEveryExact(str, strReplacement);
}
}
parser.replaceEveryExact("�", "&#");
parser.replaceEveryExact("'", "'");
parser.replaceEveryExact("</", " <~/");
parser.replaceEveryExact("<~/", "</");
hashtable.Clear();
hashtable.Add("<br>", " ");
hashtable.Add("<p>", " ");
foreach (string str3 in hashtable.Keys)
{
string str4 = hashtable[str3] as string;
if (strString.IndexOf(str3) != -1)
{
parser.replaceEvery(str3, str4);
}
}
strString = parser.Content;
string str5 = "";
int startIndex = 0;
int num2 = 0;
while ((num2 = strString.IndexOf("<", startIndex)) != -1)
{
string str6 = strString.Substring(startIndex, num2 - startIndex);
str5 = str5 + str6;
startIndex = num2 + 1;
int index = strString.IndexOf(">", startIndex);
if (index == -1)
{
break;
}
startIndex = index + 1;
}
if (startIndex < strString.Length)
{
str5 = str5 + strString.Substring(startIndex, strString.Length - startIndex);
}
strString = str5;
str5 = "";
parser.Content = strString;
parser.replaceEveryExact(" ", " ");
strString = parser.Content.Trim();
return(strString);
}
public static void getLinks(string strString, string strRootUrl, ref ArrayList documents, ref ArrayList images)
{
strString = removeComments(strString);
strString = removeScripts(strString);
StringParser parser = new StringParser(strString);
parser.replaceEvery("'", "\"");
string uri = "";
if (strRootUrl != null)
{
uri = strRootUrl.Trim();
}
if ((uri.Length > 0) && !uri.EndsWith("/"))
{
uri = uri + "/";
}
string strExtract = "";
parser.resetPosition();
while (parser.skipToEndOfNoCase("href=\""))
{
if (parser.extractTo("\"", ref strExtract))
{
strExtract = strExtract.Trim();
if ((strExtract.Length > 0) && (strExtract.IndexOf("mailto:") == -1))
{
if (!strExtract.StartsWith("http://") && !strExtract.StartsWith("ftp://"))
{
try
{
UriBuilder builder = new UriBuilder(uri);
builder.Path = strExtract;
strExtract = builder.Uri.ToString();
}
catch (Exception)
{
strExtract = "http://" + strExtract;
}
}
if (!documents.Contains(strExtract))
{
documents.Add(strExtract);
}
}
}
}
parser.resetPosition();
while (parser.skipToEndOfNoCase("src=\""))
{
if (parser.extractTo("\"", ref strExtract))
{
strExtract = strExtract.Trim();
if (strExtract.Length > 0)
{
if (!strExtract.StartsWith("http://") && !strExtract.StartsWith("ftp://"))
{
try
{
UriBuilder builder2 = new UriBuilder(uri);
builder2.Path = strExtract;
strExtract = builder2.Uri.ToString();
}
catch (Exception)
{
strExtract = "http://" + strExtract;
}
}
if (!images.Contains(strExtract))
{
images.Add(strExtract);
}
}
}
}
}
/// <summary>
/// Parses the fetched content.
/// </summary>
protected override void parseContent()
{
// Initialize the scraper
this.Translation = string.Empty;
string strContent = this.Content;
StringParser parser = new StringParser (strContent);
// Scrape the translation
string strTranslation = string.Empty;
if (parser.skipToEndOf ("<span id=result_box")) {
if (parser.skipToEndOf ("onmouseout=\"this.style.backgroundColor='#fff'\">")) {
if (parser.extractTo("</span>", ref strTranslation)) {
strTranslation = StringParser.removeHtml (strTranslation);
}
}
}
#region Fix up the translation
int startClean = 0;
int endClean = 0;
int i=0;
while (i < strTranslation.Length) {
if (Char.IsLetterOrDigit (strTranslation[i])) {
startClean = i;
break;
}
i++;
}
i = strTranslation.Length - 1;
while (i > 0) {
char ch = strTranslation[i];
if (Char.IsLetterOrDigit (ch) ||
(Char.IsPunctuation (ch) && (ch != '\"'))) {
endClean = i;
break;
}
i--;
}
this.Translation = strTranslation.Substring (startClean, endClean - startClean + 1).Replace ("\"", "");
#endregion
}
