protected override async Task Execute(IOwinContext context)
{
Trace.TraceInformation("Search: {0}", context.Request.QueryString);
string q = context.Request.Query["q"] ?? String.Empty;
string projectType = context.Request.Query["projectType"] ?? String.Empty;
string sortBy = context.Request.Query["sortBy"] ?? String.Empty;
bool luceneQuery;
if (!bool.TryParse(context.Request.Query["luceneQuery"], out luceneQuery))
{
luceneQuery = true;
}
bool includePrerelease;
if (!bool.TryParse(context.Request.Query["prerelease"], out includePrerelease))
{
includePrerelease = false;
}
bool countOnly;
if (!bool.TryParse(context.Request.Query["countOnly"], out countOnly))
{
countOnly = false;
}
string feed = context.Request.Query["feed"] ?? "none";
int skip;
if (!int.TryParse(context.Request.Query["skip"], out skip))
{
skip = 0;
}
int take;
if (!int.TryParse(context.Request.Query["take"], out take))
{
take = 20;
}
bool includeExplanation = false;
if (!bool.TryParse(context.Request.Query["explanation"], out includeExplanation))
{
includeExplanation = false;
}
bool ignoreFilter;
if (!bool.TryParse(context.Request.Query["ignoreFilter"], out ignoreFilter))
{
ignoreFilter = false;
}
string fxName = context.Request.Query["supportedFramework"];
FrameworkName supportedFramework = null;
if (!String.IsNullOrEmpty(fxName))
{
supportedFramework = VersionUtility.ParseFrameworkName(fxName);
}
if (supportedFramework == null || !SearcherManager.GetFrameworks().Contains(supportedFramework))
{
supportedFramework = FrameworksList.AnyFramework;
}
var query = LuceneQueryCreator.Parse(q, luceneQuery);
if (!ignoreFilter && !luceneQuery)
{
string facet = includePrerelease ?
Facets.LatestPrereleaseVersion(supportedFramework) :
Facets.LatestStableVersion(supportedFramework);
var newQuery = new BooleanQuery();
newQuery.Add(query, Occur.MUST);
newQuery.Add(new TermQuery(new Term("Facet", facet)), Occur.MUST);
query = newQuery;
}
string args = string.Format("Searcher.Search(..., {0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}, {8}, {9}, {10})", q, countOnly, projectType, includePrerelease, feed, sortBy, skip, take, includeExplanation, ignoreFilter, luceneQuery);
Trace.TraceInformation(args);
string content = NuGet.Indexing.Searcher.Search(
SearcherManager,
query,
countOnly,
projectType,
includePrerelease,
feed,
sortBy,
skip,
take,
includeExplanation,
ignoreFilter);
JObject result = JObject.Parse(content);
result["answeredBy"] = ServiceName.ToString();
await WriteResponse(context, result.ToString());
}
public static async Task Execute(IOwinContext context, PackageSearcherManager searcherManager)
{
Trace.TraceInformation("Search: {0}", context.Request.QueryString);
string q = context.Request.Query["q"] ?? string.Empty;
string projectType = context.Request.Query["projectType"] ?? string.Empty;
string sortBy = context.Request.Query["sortBy"] ?? string.Empty;
bool luceneQuery;
if (!bool.TryParse(context.Request.Query["luceneQuery"], out luceneQuery))
{
luceneQuery = true;
}
bool includePrerelease;
if (!bool.TryParse(context.Request.Query["prerelease"], out includePrerelease))
{
includePrerelease = false;
}
bool countOnly;
if (!bool.TryParse(context.Request.Query["countOnly"], out countOnly))
{
countOnly = false;
}
string feed = context.Request.Query["feed"] ?? "none";
int skip;
if (!int.TryParse(context.Request.Query["skip"], out skip))
{
skip = 0;
}
int take;
if (!int.TryParse(context.Request.Query["take"], out take))
{
take = 20;
}
bool includeExplanation;
if (!bool.TryParse(context.Request.Query["explanation"], out includeExplanation))
{
includeExplanation = false;
}
bool ignoreFilter;
if (!bool.TryParse(context.Request.Query["ignoreFilter"], out ignoreFilter))
{
ignoreFilter = false;
}
string fxName = context.Request.Query["supportedFramework"];
FrameworkName supportedFramework = null;
if (!string.IsNullOrEmpty(fxName))
{
supportedFramework = VersionUtility.ParseFrameworkName(fxName);
}
if (supportedFramework == null || !searcherManager.GetFrameworks().Contains(supportedFramework))
{
supportedFramework = FrameworksList.AnyFramework;
}
Query query;
string content;
int maxAgeSeconds = 0;
try
{
query = LuceneQueryCreator.Parse(q, luceneQuery);
if (query == null)
{
query = new MatchAllDocsQuery();
maxAgeSeconds = 3600;
}
if (!ignoreFilter && !luceneQuery)
{
string facet = includePrerelease ?
Facets.LatestPrereleaseVersion(supportedFramework) :
Facets.LatestStableVersion(supportedFramework);
var newQuery = new BooleanQuery();
newQuery.Add(query, Occur.MUST);
newQuery.Add(new TermQuery(new Term("Facet", facet)), Occur.MUST);
query = newQuery;
}
string args = string.Format("Searcher.Search(..., {0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}, {8}, {9}, {10})", q, countOnly, projectType, includePrerelease, feed, sortBy, skip, take, includeExplanation, ignoreFilter, luceneQuery);
Trace.TraceInformation(args);
content = Searcher.Search(
searcherManager,
query,
countOnly,
projectType,
includePrerelease,
feed,
sortBy,
skip,
take,
includeExplanation,
ignoreFilter);
JObject result = JObject.Parse(content);
result["answeredBy"] = "Search";
}
catch (Lucene.Net.QueryParsers.ParseException)
{
context.Response.StatusCode = 400;
content = "Invalid query";
}
finally
{
context.Response.Headers.Add("Cache-Control", new[] { string.Format("private, max-age={0}", maxAgeSeconds) });
context.Response.ContentType = "application/json";
}
await context.Response.WriteAsync(content);
}
