public IHttpActionResult GetUpdates(
ODataQueryOptions <V2FeedPackage> options,
[FromODataUri] string packageIds,
[FromODataUri] string versions,
[FromODataUri] bool includePrerelease,
[FromODataUri] bool includeAllVersions,
[FromODataUri] string targetFrameworks = "",
[FromODataUri] string versionConstraints = "",
[FromUri] string semVerLevel = null)
{
if (string.IsNullOrEmpty(packageIds) || string.IsNullOrEmpty(versions))
{
return(Ok(Enumerable.Empty <V2FeedPackage>().AsQueryable()));
}
if (!ODataQueryVerifier.AreODataOptionsAllowed(options, ODataQueryVerifier.V2GetUpdates,
_configurationService.Current.IsODataFilterEnabled, nameof(GetUpdates)))
{
return(BadRequest(ODataQueryVerifier.GetValidationFailedMessage(options)));
}
// Workaround https://github.com/NuGet/NuGetGallery/issues/674 for NuGet 2.1 client.
// Can probably eventually be retired (when nobody uses 2.1 anymore...)
// Note - it was URI un-escaping converting + to ' ', undoing that is actually a pretty conservative substitution because
// space characters are never accepted as valid by VersionUtility.ParseFrameworkName.
if (!string.IsNullOrEmpty(targetFrameworks))
{
targetFrameworks = targetFrameworks.Replace(' ', '+');
}
var idValues = packageIds.Trim().ToLowerInvariant().Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
var versionValues = versions.Trim().Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
var targetFrameworkValues = string.IsNullOrEmpty(targetFrameworks)
? null
: targetFrameworks.Split('|').Select(tfx => NuGetFramework.Parse(tfx)).ToList();
var versionConstraintValues = string.IsNullOrEmpty(versionConstraints)
? new string[idValues.Length]
: versionConstraints.Split('|');
if (idValues.Length == 0 || idValues.Length != versionValues.Length || idValues.Length != versionConstraintValues.Length)
{
// Exit early if the request looks invalid
return(Ok(Enumerable.Empty <V2FeedPackage>().AsQueryable()));
}
var versionLookup = idValues.Select((id, i) =>
{
NuGetVersion currentVersion;
if (NuGetVersion.TryParse(versionValues[i], out currentVersion))
{
VersionRange versionConstraint = null;
if (versionConstraintValues[i] != null)
{
if (!VersionRange.TryParse(versionConstraintValues[i], out versionConstraint))
{
versionConstraint = null;
}
}
return(Tuple.Create(id, Tuple.Create(currentVersion, versionConstraint)));
}
return(null);
})
.Where(t => t != null)
.ToLookup(t => t.Item1, t => t.Item2, StringComparer.OrdinalIgnoreCase);
var packages = _packagesRepository.GetAll()
.Include(p => p.PackageRegistration)
.Include(p => p.SupportedFrameworks)
.Where(p =>
p.Listed && (includePrerelease || !p.IsPrerelease) && !p.Deleted &&
idValues.Contains(p.PackageRegistration.Id.ToLower()))
.OrderBy(p => p.PackageRegistration.Id);
var semVerLevelKey = SemVerLevelKey.ForSemVerLevel(semVerLevel);
var queryable = GetUpdates(packages, versionLookup, targetFrameworkValues, includeAllVersions, semVerLevel)
.AsQueryable()
.ToV2FeedPackageQuery(
GetSiteRoot(),
_configurationService.Features.FriendlyLicenses,
semVerLevelKey);
return(QueryResult(options, queryable, MaxPageSize));
}
public async Task <IHttpActionResult> Search(
ODataQueryOptions <V2FeedPackage> options,
[FromODataUri] string searchTerm = "",
[FromODataUri] string targetFramework = "",
[FromODataUri] bool includePrerelease = false,
[FromUri] string semVerLevel = null)
{
// Handle OData-style |-separated list of frameworks.
string[] targetFrameworkList = (targetFramework ?? "").Split(new[] { '\'', '|' }, StringSplitOptions.RemoveEmptyEntries);
// For now, we'll just filter on the first one.
if (targetFrameworkList.Length > 0)
{
// Until we support multiple frameworks, we need to prefer aspnet50 over aspnetcore50.
if (targetFrameworkList.Contains("aspnet50"))
{
targetFramework = "aspnet50";
}
else
{
targetFramework = targetFrameworkList[0];
}
}
// Perform actual search
var packages = _packagesRepository.GetAll()
.Include(p => p.PackageRegistration)
.Include(p => p.PackageRegistration.Owners)
.Where(p => p.Listed && !p.Deleted)
.Where(SemVerLevelKey.IsPackageCompliantWithSemVerLevel(semVerLevel))
.OrderBy(p => p.PackageRegistration.Id).ThenBy(p => p.Version)
.AsNoTracking();
// todo: search hijack should take options instead of manually parsing query options
var searchAdaptorResult = await SearchAdaptor.SearchCore(
_searchService,
GetTraditionalHttpContext().Request,
packages,
searchTerm,
targetFramework,
includePrerelease,
curatedFeed : null,
semVerLevel : semVerLevel);
// Packages provided by search service (even when not hijacked)
var query = searchAdaptorResult.Packages;
var semVerLevelKey = SemVerLevelKey.ForSemVerLevel(semVerLevel);
// If intercepted, create a paged queryresult
if (searchAdaptorResult.ResultsAreProvidedBySearchService)
{
// Add explicit Take() needed to limit search hijack result set size if $top is specified
var totalHits = query.LongCount();
var pagedQueryable = query
.Take(options.Top != null ? Math.Min(options.Top.Value, MaxPageSize) : MaxPageSize)
.ToV2FeedPackageQuery(
GetSiteRoot(),
_configurationService.Features.FriendlyLicenses,
semVerLevelKey);
return(QueryResult(options, pagedQueryable, MaxPageSize, totalHits, (o, s, resultCount) =>
{
// The nuget.exe 2.x list command does not like the next link at the bottom when a $top is passed.
// Strip it of for backward compatibility.
if (o.Top == null || (resultCount.HasValue && o.Top.Value >= resultCount.Value))
{
return SearchAdaptor.GetNextLink(Request.RequestUri, resultCount, new { searchTerm, targetFramework, includePrerelease }, o, s);
}
return null;
}));
}
//Reject only when try to reach database.
if (!ODataQueryVerifier.AreODataOptionsAllowed(options, ODataQueryVerifier.V2Search,
_configurationService.Current.IsODataFilterEnabled, nameof(Search)))
{
return(BadRequest(ODataQueryVerifier.GetValidationFailedMessage(options)));
}
// If not, just let OData handle things
var queryable = query.ToV2FeedPackageQuery(
GetSiteRoot(),
_configurationService.Features.FriendlyLicenses,
semVerLevelKey);
return(QueryResult(options, queryable, MaxPageSize));
}
public async Task <IHttpActionResult> Search(
ODataQueryOptions <V1FeedPackage> options,
[FromODataUri] string searchTerm = "",
[FromODataUri] string targetFramework = "")
{
// Handle OData-style |-separated list of frameworks.
string[] targetFrameworkList = (targetFramework ?? "").Split(new[] { '\'', '|' }, StringSplitOptions.RemoveEmptyEntries);
// For now, we'll just filter on the first one.
if (targetFrameworkList.Length > 0)
{
// Until we support multiple frameworks, we need to prefer aspnet50 over aspnetcore50.
if (targetFrameworkList.Contains("aspnet50"))
{
targetFramework = "aspnet50";
}
else
{
targetFramework = targetFrameworkList[0];
}
}
// Perform actual search
var packages = _packagesRepository.GetAll()
.Include(p => p.PackageRegistration)
.Include(p => p.PackageRegistration.Owners)
.Where(p => p.Listed && !p.IsPrerelease && p.PackageStatusKey == PackageStatus.Available)
.Where(SemVerLevelKey.IsUnknownPredicate())
.OrderBy(p => p.PackageRegistration.Id).ThenBy(p => p.Version)
.AsNoTracking();
// todo: search hijack should take queryOptions instead of manually parsing query options
var searchAdaptorResult = await SearchAdaptor.SearchCore(
_searchService,
GetTraditionalHttpContext().Request,
packages,
searchTerm,
targetFramework,
includePrerelease : false,
curatedFeed : null,
semVerLevel : null);
// Packages provided by search service (even when not hijacked)
var query = searchAdaptorResult.Packages;
bool?customQuery = null;
// If intercepted, create a paged queryresult
if (searchAdaptorResult.ResultsAreProvidedBySearchService)
{
customQuery = false;
// Add explicit Take() needed to limit search hijack result set size if $top is specified
var totalHits = query.LongCount();
var pagedQueryable = query
.Take(options.Top != null ? Math.Min(options.Top.Value, MaxPageSize) : MaxPageSize)
.ToV1FeedPackageQuery(GetSiteRoot());
return(TrackedQueryResult(
options,
pagedQueryable,
MaxPageSize,
totalHits,
(o, s, resultCount) => SearchAdaptor.GetNextLink(Request.RequestUri, resultCount, new { searchTerm, targetFramework }, o, s),
customQuery));
}
else
{
customQuery = true;
}
if (!ODataQueryVerifier.AreODataOptionsAllowed(options, ODataQueryVerifier.V1Search,
_configurationService.Current.IsODataFilterEnabled, nameof(Search)))
{
return(BadRequest(ODataQueryVerifier.GetValidationFailedMessage(options)));
}
// If not, just let OData handle things
var queryable = query.ToV1FeedPackageQuery(GetSiteRoot());
return(TrackedQueryResult(options, queryable, MaxPageSize, customQuery));
}
public async Task <IHttpActionResult> Get(
ODataQueryOptions <V2FeedPackage> options,
[FromUri] string semVerLevel = null)
{
// Setup the search
var packages = GetAll()
.Where(p => p.PackageStatusKey == PackageStatus.Available)
.Where(SemVerLevelKey.IsPackageCompliantWithSemVerLevelPredicate(semVerLevel))
.WithoutSortOnColumn(Version)
.WithoutSortOnColumn(Id, ShouldIgnoreOrderById(options))
.InterceptWith(new NormalizeVersionInterceptor());
var semVerLevelKey = SemVerLevelKey.ForSemVerLevel(semVerLevel);
bool?customQuery = null;
// Try the search service
try
{
var searchService = _searchServiceFactory.GetService();
HijackableQueryParameters hijackableQueryParameters = null;
if (searchService is ExternalSearchService && SearchHijacker.IsHijackable(options, out hijackableQueryParameters))
{
var searchAdaptorResult = await SearchAdaptor.FindByIdAndVersionCore(
searchService,
GetTraditionalHttpContext().Request,
packages,
hijackableQueryParameters.Id,
hijackableQueryParameters.Version,
semVerLevel : semVerLevel);
// If intercepted, create a paged queryresult
if (searchAdaptorResult.ResultsAreProvidedBySearchService)
{
customQuery = false;
// Packages provided by search service
packages = searchAdaptorResult.Packages;
// Add explicit Take() needed to limit search hijack result set size if $top is specified
var totalHits = packages.LongCount();
var pagedQueryable = packages
.Take(options.Top != null ? Math.Min(options.Top.Value, MaxPageSize) : MaxPageSize)
.ToV2FeedPackageQuery(
GetSiteRoot(),
_configurationService.Features.FriendlyLicenses,
semVerLevelKey);
return(TrackedQueryResult(
options,
pagedQueryable,
MaxPageSize,
totalHits,
(o, s, resultCount) => SearchAdaptor.GetNextLink(Request.RequestUri, resultCount, null, o, s, semVerLevelKey),
customQuery));
}
else
{
customQuery = true;
}
}
else
{
customQuery = true;
}
}
catch (Exception ex)
{
// Swallowing Exception intentionally. If *anything* goes wrong in search, just fall back to the database.
// We don't want to break package restores. We do want to know if this happens, so here goes:
QuietLog.LogHandledException(ex);
}
// Reject only when try to reach database.
if (!ODataQueryVerifier.AreODataOptionsAllowed(options, ODataQueryVerifier.V2Packages,
_configurationService.Current.IsODataFilterEnabled, nameof(Get)))
{
return(BadRequest(ODataQueryVerifier.GetValidationFailedMessage(options)));
}
var queryable = packages.ToV2FeedPackageQuery(
GetSiteRoot(),
_configurationService.Features.FriendlyLicenses,
semVerLevelKey);
return(TrackedQueryResult(options, queryable, MaxPageSize, customQuery));
}
public ODataFilterFacts()
{
var telemetryService = new Mock <ITelemetryService>().Object;
queryVerifier = ODataQueryVerifier.Build(telemetryService);
}