/// <summary>
/// Return a parsed JObject from a stream.
/// Courtesy https://stackoverflow.com/questions/8157636/can-json-net-serialize-deserialize-to-from-a-stream/17788118#17788118
/// </summary>
private static JObject DeserializeFromStream(Stream stream)
{
using (var sr = new StreamReader(stream))
{
return(YamlExtensions.Parse(sr).ToJObject());
}
}
private static Metadata ReadNetkan()
{
if (!Options.File.EndsWith(".netkan"))
{
Log.WarnFormat("Input is not a .netkan file");
}
return(new Metadata(YamlExtensions.Parse(File.OpenText(Options.File))));
}
private IEnumerable <SendMessageBatchRequestEntry> Inflate(Message msg)
{
log.DebugFormat("Metadata returned: {0}", msg.Body);
var netkan = new Metadata(YamlExtensions.Parse(msg.Body));
int releases = 1;
MessageAttributeValue releasesAttr;
if (msg.MessageAttributes.TryGetValue("Releases", out releasesAttr))
{
releases = int.Parse(releasesAttr.StringValue);
}
ModuleVersion highVer = null;
MessageAttributeValue highVerAttr;
if (msg.MessageAttributes.TryGetValue("HighestVersion", out highVerAttr))
{
highVer = new ModuleVersion(highVerAttr.StringValue);
}
log.InfoFormat("Inflating {0}", netkan.Identifier);
IEnumerable <Metadata> ckans = null;
bool caught = false;
string caughtMessage = null;
var opts = new TransformOptions(releases, null, highVer);
try
{
ckans = inflator.Inflate($"{netkan.Identifier}.netkan", netkan, opts);
}
catch (Exception e)
{
e = e.GetBaseException() ?? e;
log.InfoFormat("Inflation failed, sending error: {0}", e.Message);
// If you do this the sensible way, the C# compiler throws:
// error CS1631: Cannot yield a value in the body of a catch clause
caught = true;
caughtMessage = e.Message;
}
if (caught)
{
yield return(inflationMessage(null, netkan, opts, false, caughtMessage));
}
if (ckans != null)
{
foreach (Metadata ckan in ckans)
{
log.InfoFormat("Sending {0}-{1}", ckan.Identifier, ckan.Version);
yield return(inflationMessage(ckan, netkan, opts, true));
}
}
}
public void Parse_ValidInput_Works()
{
// Arrange
string input = string.Join("\r\n", new string[]
{
"spec_version: v1.4",
"identifier: Astrogator",
"$kref: \"#/ckan/github/HebaruSan/Astrogator\"",
"$vref: \"#/ckan/ksp-avc\"",
"license: GPL-3.0",
"tags:",
" - plugin",
" - information",
" - control",
"resources:",
" homepage: https://forum.kerbalspaceprogram.com/index.php?/topic/155998-*",
" bugtracker: https://github.com/HebaruSan/Astrogator/issues",
" repository: https://github.com/HebaruSan/Astrogator",
"recommends:",
" - name: ModuleManager",
" - name: LoadingTipsPlus",
});
// Act
YamlMappingNode yaml = YamlExtensions.Parse(input);
// Assert
Assert.AreEqual("v1.4", (string)yaml["spec_version"]);
Assert.AreEqual("Astrogator", (string)yaml["identifier"]);
Assert.AreEqual("#/ckan/github/HebaruSan/Astrogator", (string)yaml["$kref"]);
Assert.AreEqual("#/ckan/ksp-avc", (string)yaml["$vref"]);
Assert.AreEqual("GPL-3.0", (string)yaml["license"]);
CollectionAssert.AreEqual(
new string[] { "plugin", "information", "control" },
(yaml["tags"] as YamlSequenceNode).Children.Select(yn => (string)yn)
);
Assert.AreEqual(
"https://forum.kerbalspaceprogram.com/index.php?/topic/155998-*",
(string)yaml["resources"]["homepage"]
);
Assert.AreEqual(
"https://github.com/HebaruSan/Astrogator/issues",
(string)yaml["resources"]["bugtracker"]
);
Assert.AreEqual(
"https://github.com/HebaruSan/Astrogator",
(string)yaml["resources"]["repository"]
);
Assert.AreEqual("ModuleManager", (string)yaml["recommends"][0]["name"]);
Assert.AreEqual("LoadingTipsPlus", (string)yaml["recommends"][1]["name"]);
}
public IEnumerable <Metadata> Transform(Metadata metadata, TransformOptions opts)
{
if (metadata.Kref != null && metadata.Kref.Source == KrefSource)
{
var json = metadata.Json();
Log.InfoFormat("Executing MetaNetkan transformation with {0}", metadata.Kref);
Log.DebugFormat("Input metadata:{0}{1}", Environment.NewLine, json);
// Make sure resources exist, save metanetkan
if (json["resources"] == null)
{
json["resources"] = new JObject();
}
var resourcesJson = (JObject)json["resources"];
resourcesJson.SafeAdd("metanetkan", metadata.Kref.Id);
var uri = new Uri(metadata.Kref.Id);
var targetFileText = _github?.DownloadText(uri)
?? _http.DownloadText(CKAN.Net.GetRawUri(uri));
Log.DebugFormat("Target netkan:{0}{1}", Environment.NewLine, targetFileText);
var targetJson = YamlExtensions.Parse(targetFileText).ToJObject();
var targetMetadata = new Metadata(targetJson);
if (targetMetadata.Kref == null || targetMetadata.Kref.Source != "netkan")
{
json["spec_version"] = ModuleVersion.Max(metadata.SpecVersion, targetMetadata.SpecVersion)
.ToSpecVersionJson();
if (targetJson["$kref"] != null)
{
json["$kref"] = targetJson["$kref"];
}
else
{
json.Remove("$kref");
}
json.SafeMerge("resources", targetJson["resources"]);
foreach (var property in targetJson.Properties())
{
json.SafeAdd(property.Name, property.Value);
}
Log.DebugFormat("Transformed metadata:{0}{1}", Environment.NewLine, json);
yield return(new Metadata(json));
}
else
{
throw new Kraken("The target of a metanetkan may not also be a metanetkan.");
}
}
else
{
yield return(metadata);
}
}