private static async Task <NpmPackageInfo> CreatePackageInfoAsync(string packageName, NpmPackageInfo packageInfo, CancellationToken cancellationToken)
{
try
{
string packageInfoUrl = string.Format(NpmPackageInfoUrl, packageName);
JObject packageInfoJSON = await WebRequestHandler.Instance.GetJsonObjectViaGetAsync(packageInfoUrl, cancellationToken).ConfigureAwait(false);
if (packageInfoJSON != null && packageInfo == null)
{
packageInfo = NpmPackageInfo.Parse(packageInfoJSON);
}
JObject versionsList = packageInfoJSON["versions"] as JObject;
if (versionsList != null)
{
List <SemanticVersion> semanticVersions = versionsList.Properties().Select(p => SemanticVersion.Parse(p.Name)).ToList <SemanticVersion>();
string latestVersion = semanticVersions.Max().OriginalText;
IList <SemanticVersion> filteredSemanticVersions = FilterOldPrereleaseVersions(semanticVersions);
packageInfo = new NpmPackageInfo(packageInfo.Name, packageInfo.Description, latestVersion, filteredSemanticVersions);
}
}
catch (Exception)
{
packageInfo = new NpmPackageInfo(
packageName,
Resources.Text.LibraryDetail_Unavailable,
Resources.Text.LibraryDetail_Unavailable);
}
return(packageInfo);
}
private static async Task <NpmPackageInfo> GetPackageInfoForUnscopedPackageAsync(string packageName, CancellationToken cancellationToken)
{
NpmPackageInfo packageInfo = null;
try
{
string packageInfoUrl = string.Format(NpmLatestPackgeInfoUrl, packageName);
JObject packageInfoJSON = await WebRequestHandler.Instance.GetJsonObjectViaGetAsync(packageInfoUrl, cancellationToken).ConfigureAwait(false);
if (packageInfoJSON != null)
{
packageInfo = NpmPackageInfo.Parse(packageInfoJSON);
}
}
catch (Exception)
{
packageInfo = new NpmPackageInfo(
packageName,
Resources.Text.LibraryDetail_Unavailable,
Resources.Text.LibraryDetail_Unavailable,
Resources.Text.LibraryDetail_Unavailable,
Resources.Text.LibraryDetail_Unavailable,
Resources.Text.LibraryDetail_Unavailable);
}
return(await CreatePackageInfoAsync(packageName, packageInfo, cancellationToken));
}
private static async Task <IEnumerable <NpmPackageInfo> > GetPackageNamesWithScopeAsync(string searchTerm, CancellationToken cancellationToken)
{
Debug.Assert(searchTerm.StartsWith("@", StringComparison.Ordinal));
List <NpmPackageInfo> packages = new List <NpmPackageInfo>();
int slash = searchTerm.IndexOf("/", StringComparison.Ordinal);
if (slash > 0)
{
string scope = searchTerm.Substring(1, slash - 1);
string packageName = searchTerm.Substring(slash + 1);
// URL encode the values in the query to avoid a BadRequest
scope = HttpUtility.UrlEncode(scope);
packageName = HttpUtility.UrlEncode(packageName);
string searchUrl = string.Format(NpmsPackageSearchUrl, scope, packageName);
JObject packageListJsonObject = await WebRequestHandler.Instance.GetJsonObjectViaGetAsync(searchUrl, cancellationToken);
if (packageListJsonObject != null)
{
// We get back something like this:
// {
// "total":46,
// "results": [
// {
// "package": {
// "name":"@types/d3-selection",
// /* lots of other crap */
// }
// },
// {
// "package": {
// "name":"@types/d3-array",
// }
// }, ...
JArray resultsValues = packageListJsonObject["results"] as JArray;
if (resultsValues != null)
{
foreach (JObject packageEntry in resultsValues.Children())
{
if (packageEntry != null)
{
JObject packageDetails = packageEntry["package"] as JObject;
if (packageDetails != null)
{
NpmPackageInfo packageInfo = NpmPackageInfo.Parse(packageDetails);
packages.Add(packageInfo);
}
}
}
}
}
}
return(packages);
}
private async Task <IEnumerable <NpmPackageInfo> > GetPackageNamesFromSimpleQueryAsync(string searchTerm, CancellationToken cancellationToken)
{
string packageListUrl = string.Format(CultureInfo.InvariantCulture, NpmPackageSearchUrl, searchTerm);
var packages = new List <NpmPackageInfo>();
try
{
JObject topLevelObject = await _requestHandler.GetJsonObjectViaGetAsync(packageListUrl, cancellationToken).ConfigureAwait(false);
if (topLevelObject != null)
{
// We get back something like this:
//
//{
// "objects": [
// {
// "package": {
// "name": "yargs",
// "version": "6.6.0",
// "description": "yargs the modern, pirate-themed, successor to optimist.",
// "keywords": [
// "argument",
// "args",
// "option",
// "parser",
// "parsing",
// "cli",
// "command"
// ],
// "date": "2016-12-30T16:53:16.023Z",
// "links": {
// "npm": "https://www.npmjs.com/package/yargs",
// "homepage": "http://yargs.js.org/",
// "repository": "https://github.com/yargs/yargs",
// "bugs": "https://github.com/yargs/yargs/issues"
// },
// "publisher": {
// "username": "******",
// "email": "*****@*****.**"
// },
// "maintainers": [
// {
// "username": "******",
// "email": "*****@*****.**"
// },
// {
// "username": "******",
// "email": "*****@*****.**"
// },
// {
// "username": "******",
// "email": "*****@*****.**"
// },
// {
// "username": "******",
// "email": "*****@*****.**"
// }
// ]
// },
// "score": {
// "final": 0.9237841281241451,
// "detail": {
// "quality": 0.9270640902288084,
// "popularity": 0.8484861649808381,
// "maintenance": 0.9962706951777409
// }
// },
// "searchScore": 100000.914
// }
// ],
// "total": 1,
// "time": "Wed Jan 25 2017 19:23:35 GMT+0000 (UTC)"
//}
if (topLevelObject["objects"] is JArray searchResultList)
{
foreach (JObject searchResultObject in searchResultList.Children())
{
if (searchResultObject["package"] is JObject packageEntry)
{
var packageInfo = NpmPackageInfo.Parse(packageEntry);
packages.Add(packageInfo);
}
}
}
}
}
catch
{
// TODO: telemetry.
// should we report response failures separate from parse failures?
}
return(packages);
}