private str_reshdr GetGoogleItems(String sz_http)
{
str_reshdr returnthingy = new str_reshdr();
// OK. Here's what we do...
// We get the index of the class="t bt" TABLE-TAG.
// We then look for the end of the TABLE, and create a substring.
// This contains the result header items (results x to y of z) etc.
int n_reshdr = sz_http.IndexOf("<td align=right nowrap>", StringComparison.OrdinalIgnoreCase);
if (n_reshdr > 0)
{
String sz_hdrresonly = sz_http.Substring(n_reshdr, sz_http.Length - n_reshdr);
int n_hdrtab = sz_hdrresonly.IndexOf("</table>", StringComparison.OrdinalIgnoreCase);
if (n_hdrtab > 0)
{
String TheHeader = sz_hdrresonly.Substring(0, sz_hdrresonly.Length - n_hdrtab);
int n_Total = this.GoogleParseTotals(TheHeader);
returnthingy.n_total = n_Total;
// OK. Now, we have the total. We need the results...
// We look for the index of the first <div class=g item. This is the first link result...
int n_detitm = sz_hdrresonly.IndexOf("<div class=g", StringComparison.OrdinalIgnoreCase);
if (n_detitm > 0)
{
String sz_resonly = sz_hdrresonly.Substring(n_detitm, sz_hdrresonly.Length - n_detitm);
sz_resonly = sz_resonly.Replace("\r", "");
sz_resonly = sz_resonly.Replace("\n", "");
ArrayList tmpres = GoogleParseItems(sz_resonly);
returnthingy.res_itm = tmpres;
}
else
{
returnthingy.n_total = 0;
returnthingy.res_itm = new ArrayList();
}
}
else
{
returnthingy.n_total = 0;
returnthingy.res_itm = new ArrayList();
}
}
else
{
returnthingy.n_total = 0;
returnthingy.res_itm = new ArrayList();
}
return(returnthingy);
}
private StructuredEngineResult GoogleSearch()
{
//System.Diagnostics.Debug.WriteLine("Houston, We're running in the Google Search Routine");
StructuredEngineResult return_item = new StructuredEngineResult();
String GoogleHtml = this.GetGooglePage();
if (GoogleHtml.StartsWith("ERROR:"))
{
StructuredResultElement sre = new StructuredResultElement("Google", "", "", "", "", "", GoogleHtml);
return_item.ResultItems.Add(sre);
}
else
{
str_reshdr outres = GetGoogleItems(GoogleHtml);
return_item.ResultSource = "Google";
return_item.ResultTotal = outres.n_total;
foreach (str_resitm the_itm in outres.res_itm)
{
StructuredResultElement sre = new StructuredResultElement("Google", the_itm.sz_url, the_itm.sz_cache, the_itm.sz_snip, the_itm.sz_snip, the_itm.sz_title, "SUCCESS");
return_item.ResultItems.Add(sre);
}
}
return(return_item);
}
private str_reshdr GetGoogleItems(String sz_http)
{
str_reshdr returnthingy = new str_reshdr();
// OK. Here's what we do...
// We get the index of the class="t bt" TABLE-TAG.
// We then look for the end of the TABLE, and create a substring.
// This contains the result header items (results x to y of z) etc.
int n_reshdr = sz_http.IndexOf("<td align=right nowrap>", StringComparison.OrdinalIgnoreCase);
if (n_reshdr > 0)
{
String sz_hdrresonly = sz_http.Substring(n_reshdr, sz_http.Length - n_reshdr);
int n_hdrtab = sz_hdrresonly.IndexOf("</table>", StringComparison.OrdinalIgnoreCase);
if (n_hdrtab > 0)
{
String TheHeader = sz_hdrresonly.Substring(0, sz_hdrresonly.Length - n_hdrtab);
int n_Total = this.GoogleParseTotals(TheHeader);
returnthingy.n_total = n_Total;
// OK. Now, we have the total. We need the results...
// We look for the index of the first <div class=g item. This is the first link result...
int n_detitm = sz_hdrresonly.IndexOf("<div class=g", StringComparison.OrdinalIgnoreCase);
if (n_detitm > 0)
{
String sz_resonly = sz_hdrresonly.Substring(n_detitm, sz_hdrresonly.Length - n_detitm);
sz_resonly = sz_resonly.Replace("\r", "");
sz_resonly = sz_resonly.Replace("\n", "");
ArrayList tmpres = GoogleParseItems(sz_resonly);
returnthingy.res_itm = tmpres;
}
else
{
returnthingy.n_total = 0;
returnthingy.res_itm = new ArrayList();
}
}
else
{
returnthingy.n_total = 0;
returnthingy.res_itm = new ArrayList();
}
}
else
{
returnthingy.n_total = 0;
returnthingy.res_itm = new ArrayList();
}
return returnthingy;
}
