private static IEnumerable <FullTextResult> ConvertSearchResultsToFullTextResults(ISearchResults SearchResults, Summarizer Summarizer, int PageNumber = 0)
{
IEnumerable <SearchResult> results;
results = SearchResults.AsEnumerable();
var numNodesInSet = 0;
var resultNumber = 0;
var allResults = new List <FullTextResult>();
var returnAllFieldsInXslt = Config.Instance.GetBooleanByKey("ReturnAllFieldsInXSLT");
foreach (var result in results)
{
//var resultNumber = toSkip + numNodesInSet + 1;
resultNumber++;
OnResultOutput(new ResultOutputEventArgs(result, PageNumber, resultNumber, numNodesInSet + 1));
var ftResult = new FullTextResult();
ftResult.ExamineResult = result;
ftResult.NodeId = result.Id;
ftResult.Score = result.Score;
ftResult.Number = resultNumber;
var nodeTypeAlias = result.Fields.ContainsKey("nodeTypeAlias") ? result.Fields["nodeTypeAlias"] : "[Need to add 'nodeTypeAlias' to <IndexAttributeFields>]";
ftResult.NodeTypeAlias = nodeTypeAlias;
//var node = new XElement("node",
// new XAttribute("id", ),
// new XAttribute("score", ),
// new XAttribute("number", )
//);
if (returnAllFieldsInXslt)
{
//Add all fields from index, you would think this would slow things
//down, but it doesn't (that much) really, could be useful
//foreach (var field in result.Fields)
//{
// ftResult.Fields.Add(field.Key, field.Value);
//}
ftResult.Fields = result.Fields;
}
//Add title (optionally highlighted)
string title;
Summarizer.GetTitle(result, out title);
ftResult.Title = title;
//Add Summary(optionally highlighted)
string summary;
Summarizer.GetSummary(result, out summary);
ftResult.Summary = summary;
allResults.Add(ftResult);
numNodesInSet++;
}
return(allResults);
}
/// <summary>
/// Take ISearchResults from examine, create title and body summary, and convert to an XML document
/// This is broadly based off the same function in the Examine codebase, the XML it returns should be
/// broadly compatible, that seems best...
/// </summary>
/// <returns>XPathNodeIterator to return to Umbraco XSLT foreach</returns>
static XPathNodeIterator ResultsAsXml(ISearchResults searchResults, Summarizer Summarizer, int pageNumber = 0, int pageLength = 0, Stopwatch stopwatch = null)
{
var output = new XDocument();
var numNodesInSet = 0;
var numResults = searchResults.TotalItemCount;
if (numResults < 1)
{
return(ReturnError("NoResults", "Your search returned no results"));
}
IEnumerable <SearchResult> results;
var toSkip = 0;
if (pageLength > 0)
{
if (pageNumber > 1)
{
toSkip = (pageNumber - 1) * pageLength;
}
results = searchResults.Skip(toSkip).Take(pageLength);
}
else
{
results = searchResults.AsEnumerable();
}
var rootNode = new XElement("results");
var nodesNode = new XElement("nodes");
var returnAllFieldsInXslt = Config.Instance.GetBooleanByKey("ReturnAllFieldsInXSLT");
foreach (var result in results)
{
var resultNumber = toSkip + numNodesInSet + 1;
OnResultOutput(new ResultOutputEventArgs(result, pageNumber, resultNumber, numNodesInSet + 1));
var node = new XElement("node",
new XAttribute("id", result.Id),
new XAttribute("score", result.Score),
new XAttribute("number", resultNumber)
);
if (returnAllFieldsInXslt)
{
//Add all fields from index, you would think this would slow things
//down, but it doesn't (that much) really, could be useful
foreach (var field in result.Fields)
{
node.Add(
new XElement("data",
new XAttribute("alias", field.Key),
new XCData(field.Value)
));
}
}
//Add title (optionally highlighted)
string title;
Summarizer.GetTitle(result, out title);
node.Add(
new XElement("data",
new XAttribute("alias", "FullTextTitle"),
new XCData(title)
));
//Add Summary(optionally highlighted)
string summary;
Summarizer.GetSummary(result, out summary);
node.Add(
new XElement("data",
new XAttribute("alias", "FullTextSummary"),
new XCData(summary)
));
nodesNode.Add(node);
numNodesInSet++;
}
if (numNodesInSet > 0)
{
rootNode.Add(nodesNode);
var summary = new XElement("summary");
summary.Add(new XAttribute("numResults", numResults));
var numPages = numResults % pageLength == 0 ? numResults / pageLength : numResults / pageLength + 1;
summary.Add(new XAttribute("numPages", numPages));
if (stopwatch != null)
{
stopwatch.Stop();
double millisecs = stopwatch.ElapsedMilliseconds;
var numSecs = Math.Round((millisecs / 1000), 3);
summary.Add(new XAttribute("timeTaken", numSecs));
}
summary.Add(new XAttribute("firstResult", toSkip + 1));
var lastResult = toSkip + pageLength;
if (lastResult > numResults)
{
lastResult = numResults;
}
summary.Add(new XAttribute("lastResult", lastResult));
rootNode.Add(summary);
output.Add(rootNode);
}
else
{
return(ReturnError("NoPage", "Pagination incorrectly set up, no results on page " + pageNumber));
}
return(output.CreateNavigator().Select("/"));
}
