/// <summary> Constructor for a new instance of the Text_Search_ItemViewer class, which allows the full text of an
/// individual resource to be searched and individual matching pages are displayed with page thumbnails </summary>
/// <param name="BriefItem"> Digital resource object </param>
/// <param name="CurrentUser"> Current user, who may or may not be logged on </param>
/// <param name="CurrentRequest"> Information about the current request </param>
/// <param name="Tracer"> Trace object keeps a list of each method executed and important milestones in rendering </param>
public Text_Search_ItemViewer(BriefItemInfo BriefItem, User_Object CurrentUser, Navigation_Object CurrentRequest, Custom_Tracer Tracer)
{
Tracer.Add_Trace("Text_Search_ItemViewer.Constructor");
// Save the arguments for use later
this.BriefItem = BriefItem;
this.CurrentUser = CurrentUser;
this.CurrentRequest = CurrentRequest;
// Set the behavior properties to the empy behaviors ( in the base class )
Behaviors = EmptyBehaviors;
if (!String.IsNullOrWhiteSpace(CurrentRequest.Text_Search))
{
List <string> terms = new List <string>();
List <string> web_fields = new List <string>();
// Split the terms correctly
SobekCM_Assistant.Split_Clean_Search_Terms_Fields(CurrentRequest.Text_Search, "ZZ", Search_Type_Enum.Basic, terms, web_fields, null, Search_Precision_Type_Enum.Contains, '|');
Tracer.Add_Trace("Text_Search_ItemViewer.Constructor", "Performing Solr/Lucene search");
int page = CurrentRequest.SubPage.HasValue ? Math.Max(CurrentRequest.SubPage.Value, ((ushort)1)) : 1;
// Search differently, depending on the search type
if (UI_ApplicationCache_Gateway.Settings.System.Search_System == Search_System_Enum.Beta)
{
results = v5_Solr_Searcher.Search_Within_Document(BriefItem.BibID, BriefItem.VID, terms, 20, page, false);
}
else
{
results = Legacy_Solr_Searcher.Search_Within_Document(BriefItem.BibID, BriefItem.VID, terms, 20, page, false);
}
Tracer.Add_Trace("Text_Search_ItemViewer.Constructor", "Completed Solr/Lucene search in " + results.QueryTime + "ms");
}
}
/// <summary> Returns the textual explanation of the item-level search </summary>
protected string Compute_Search_Explanation()
{
StringBuilder output = new StringBuilder();
// Split the parts
List <string> terms = new List <string>();
List <string> fields = new List <string>();
// If this is basic, do some other preparation
string complete_search = CurrentRequest.Text_Search;
ushort subpage = CurrentRequest.SubPage.HasValue ? Math.Max(CurrentRequest.SubPage.Value, ((ushort)1)) : ((ushort)1);
CurrentRequest.SubPage = 1;
Legacy_Solr_Searcher.Split_Multi_Terms(CurrentRequest.Text_Search, "ZZ", terms, fields);
string your_search_language = "Your search within this document for ";
string and_not_language = " AND NOT ";
string and_language = " AND ";
string or_language = " OR ";
string not_language = "not ";
string resulted_in_language = " resulted in ";
string matching_pages_language = " matching pages";
string no_matches_language = "no matching pages";
string expand_language = "You can expand your results by searching for";
string restrict_language = "You can restrict your results by searching for";
if (CurrentRequest.Language == Web_Language_Enum.French)
{
your_search_language = "Votre recherche dans les textes intégrals pour les pages contenant ";
and_not_language = " ET PAS ";
and_language = " ET ";
or_language = " OU ";
not_language = "pas ";
resulted_in_language = " corresponde a ";
matching_pages_language = " pages de résultats";
no_matches_language = "pas pages de résultats";
expand_language = "Vous pouvez elaborer votre rechereche en cherchant par";
restrict_language = "Vous pouvez limiter votre rechereche en cherchant par";
}
if (CurrentRequest.Language == Web_Language_Enum.Spanish)
{
your_search_language = "Su búsqueda dentro de el texto completo por paginas conteniendo ";
and_not_language = " Y NO ";
and_language = " Y ";
or_language = " O ";
not_language = "no ";
resulted_in_language = " resulto en ";
matching_pages_language = " paginas correspondientes";
no_matches_language = "no paginas correspondientes";
expand_language = "Usted puede ampliar sus resultados buscando por";
restrict_language = "Usted puede disminuir sus resultados buscando por";
}
output.Append(your_search_language);
bool first = true;
bool allOr = true;
bool allAnd = true;
StringBuilder allAndBldr = new StringBuilder(1000);
StringBuilder allOrBldr = new StringBuilder(1000);
StringBuilder allAndURL = new StringBuilder(1000);
StringBuilder allOrURL = new StringBuilder(1000);
for (int i = 0; i < terms.Count; i++)
{
string thisTerm = terms[i];
if (!first)
{
switch (fields[i][0])
{
case '-':
allOr = false;
allAnd = false;
output.Append(and_not_language);
allAndBldr.Append(and_not_language);
allAndURL.Append("+-");
break;
case '=':
output.Append(or_language);
allAndBldr.Append(and_language);
allOrBldr.Append(or_language);
allAnd = false;
allAndURL.Append("+");
allOrURL.Append("+=");
break;
default:
output.Append(and_language);
allAndBldr.Append(and_language);
allOrBldr.Append(or_language);
allOr = false;
allAndURL.Append("+");
allOrURL.Append("+=");
break;
}
}
else
{
first = false;
if (fields[i][0] == '-')
{
output.Append(not_language);
allAndURL.Append("-");
}
}
// Write the term
if (thisTerm[0] == '"')
{
CurrentRequest.Text_Search = thisTerm;
output.Append("<a href=\"" + UrlWriterHelper.Redirect_URL(CurrentRequest) + "\">" + thisTerm.Replace("+", " ") + "</a>");
if (fields[i][0] == '-')
{
allAndBldr.Append(thisTerm.Replace("+", " "));
allAndURL.Append(thisTerm.Replace("\"", "%22"));
}
else
{
allAndBldr.Append(thisTerm.Replace("+", " "));
allAndURL.Append(thisTerm.Replace("\"", "%22"));
allOrBldr.Append(thisTerm.Replace("+", " "));
allOrURL.Append(thisTerm.Replace("\"", "%22"));
}
}
else
{
CurrentRequest.Text_Search = thisTerm;
output.Append("<a href=\"" + UrlWriterHelper.Redirect_URL(CurrentRequest) + "\">'" + thisTerm + "'</a>");
if (fields[i][0] == '-')
{
allAndBldr.Append(thisTerm.Replace("+", " "));
allAndURL.Append(thisTerm.Replace("\"", "%22"));
}
else
{
allAndBldr.Append(thisTerm.Replace("+", " "));
allAndURL.Append(thisTerm.Replace("\"", "%22"));
allOrBldr.Append(thisTerm.Replace("+", " "));
allOrURL.Append(thisTerm.Replace("\"", "%22"));
}
}
}
output.Append(resulted_in_language);
if (results.TotalResults > 0)
{
output.AppendLine(number_to_string(results.TotalResults) + matching_pages_language + ".");
}
else
{
output.AppendLine("<b>" + no_matches_language + "</b>.");
}
if (!allOr)
{
CurrentRequest.Text_Search = allOrURL.ToString();
output.AppendLine("<br /><br />" + expand_language + " <a href=\"" + UrlWriterHelper.Redirect_URL(CurrentRequest) + "\">" + allOrBldr + "</a>.");
}
if ((!allAnd) && (results.TotalResults > 0))
{
CurrentRequest.Text_Search = allAndURL.ToString();
output.AppendLine("<br /><br />" + restrict_language + " <a href=\"" + UrlWriterHelper.Redirect_URL(CurrentRequest) + "\">" + allAndBldr + "</a>.");
}
// Restore the original values
CurrentRequest.Text_Search = complete_search;
CurrentRequest.SubPage = subpage;
return(output.ToString());
}
