private static void BuildTargetFrameworks(PackageSpec packageSpec, JObject rawPackageSpec)
{
// The frameworks node is where target frameworks go
/*
* {
* "frameworks": {
* "net45": {
* },
* "aspnet50": {
* }
* }
* }
*/
var frameworks = rawPackageSpec["frameworks"] as JObject;
if (frameworks != null)
{
foreach (var framework in frameworks)
{
try
{
BuildTargetFrameworkNode(packageSpec, framework);
}
catch (Exception ex)
{
throw PackageSpecFormatException.Create(ex, framework.Value, packageSpec.FilePath);
}
}
}
}
public static PackageSpec GetPackageSpec(Stream stream, string name, string packageSpecPath)
{
// Load the raw JSON into the package spec object
var reader = new JsonTextReader(new StreamReader(stream));
var rawPackageSpec = JObject.Load(reader);
var packageSpec = new PackageSpec(rawPackageSpec);
// Parse properties we know about
var version = rawPackageSpec["version"];
var authors = rawPackageSpec["authors"];
var owners = rawPackageSpec["owners"];
var tags = rawPackageSpec["tags"];
var buildVersion = Environment.GetEnvironmentVariable("DNX_BUILD_VERSION");
packageSpec.Name = name;
packageSpec.FilePath = Path.GetFullPath(packageSpecPath);
if (version == null)
{
packageSpec.Version = new NuGetVersion("1.0.0");
}
else
{
try
{
packageSpec.Version = SpecifySnapshot(version.Value <string>(), buildVersion);
}
catch (Exception ex)
{
var lineInfo = (IJsonLineInfo)version;
throw PackageSpecFormatException.Create(ex, version, packageSpec.FilePath);
}
}
packageSpec.Description = rawPackageSpec.GetValue <string>("description");
packageSpec.Authors = authors == null ? new string[] { } : authors.ValueAsArray <string>();
packageSpec.Owners = owners == null ? new string[] { } : owners.ValueAsArray <string>();
packageSpec.Dependencies = new List <LibraryDependency>();
packageSpec.ProjectUrl = rawPackageSpec.GetValue <string>("projectUrl");
packageSpec.IconUrl = rawPackageSpec.GetValue <string>("iconUrl");
packageSpec.LicenseUrl = rawPackageSpec.GetValue <string>("licenseUrl");
packageSpec.Copyright = rawPackageSpec.GetValue <string>("copyright");
packageSpec.Language = rawPackageSpec.GetValue <string>("language");
packageSpec.RequireLicenseAcceptance = rawPackageSpec.GetValue <bool?>("requireLicenseAcceptance") ?? false;
packageSpec.Tags = tags == null ? new string[] { } : tags.ValueAsArray <string>();
var scripts = rawPackageSpec["scripts"] as JObject;
if (scripts != null)
{
foreach (var script in scripts)
{
var value = script.Value;
if (value.Type == JTokenType.String)
{
packageSpec.Scripts[script.Key] = new string[] { value.Value <string>() };
}
else if (value.Type == JTokenType.Array)
{
packageSpec.Scripts[script.Key] = script.Value.ValueAsArray <string>();
}
else
{
throw PackageSpecFormatException.Create(
string.Format("The value of a script in '{0}' can only be a string or an array of strings", PackageSpec.PackageSpecFileName),
value,
packageSpec.FilePath);
}
}
}
BuildTargetFrameworks(packageSpec, rawPackageSpec);
PopulateDependencies(
packageSpec.FilePath,
packageSpec.Dependencies,
rawPackageSpec,
"dependencies",
isGacOrFrameworkReference: false);
// Read the runtime graph
packageSpec.RuntimeGraph = JsonRuntimeFormat.ReadRuntimeGraph(rawPackageSpec);
return(packageSpec);
}
private static void PopulateDependencies(
string packageSpecPath,
IList <LibraryDependency> results,
JObject settings,
string propertyName,
bool isGacOrFrameworkReference)
{
var dependencies = settings[propertyName] as JObject;
if (dependencies != null)
{
foreach (var dependency in dependencies)
{
if (string.IsNullOrEmpty(dependency.Key))
{
throw PackageSpecFormatException.Create(
"Unable to resolve dependency ''.",
dependency.Value,
packageSpecPath);
}
// Support
// "dependencies" : {
// "Name" : "1.0"
// }
var dependencyValue = dependency.Value;
var dependencyTypeValue = LibraryDependencyType.Default;
string dependencyVersionValue = null;
JToken dependencyVersionToken = dependencyValue;
if (dependencyValue.Type == JTokenType.String)
{
dependencyVersionValue = dependencyValue.Value <string>();
}
else
{
if (dependencyValue.Type == JTokenType.Object)
{
dependencyVersionToken = dependencyValue["version"];
if (dependencyVersionToken != null && dependencyVersionToken.Type == JTokenType.String)
{
dependencyVersionValue = dependencyVersionToken.Value <string>();
}
}
IEnumerable <string> strings;
if (TryGetStringEnumerable(dependencyValue["type"], out strings))
{
dependencyTypeValue = LibraryDependencyType.Parse(strings);
}
}
VersionRange dependencyVersionRange = null;
if (!string.IsNullOrEmpty(dependencyVersionValue))
{
try
{
dependencyVersionRange = VersionRange.Parse(dependencyVersionValue);
}
catch (Exception ex)
{
throw PackageSpecFormatException.Create(
ex,
dependencyVersionToken,
packageSpecPath);
}
}
results.Add(new LibraryDependency()
{
LibraryRange = new LibraryRange()
{
Name = dependency.Key,
TypeConstraint = isGacOrFrameworkReference ? LibraryTypes.Reference : null,
VersionRange = dependencyVersionRange,
},
Type = dependencyTypeValue
});
}
}
}
