private CkanModule ApplyVersionsCheckbox(CkanModule input)
{
if (IncludeVersionsCheckbox.Checked)
{
return(input);
}
else
{
// We want to return the relationships without the version properties,
// BUT we don't want to purge them from the main module object
// in case the user changes the checkbox after cancelling out of the
// save popup. So we create a new CkanModule instead.
var newMod = CkanModule.FromJson(CkanModule.ToJson(input));
foreach (var rels in new List <List <RelationshipDescriptor> >()
{
newMod.depends,
newMod.recommends,
newMod.suggests
})
{
if (rels != null)
{
foreach (var rel in rels
.Select(rel => rel as ModuleRelationshipDescriptor)
.Where(rel => rel != null))
{
rel.version = null;
rel.min_version = null;
rel.max_version = null;
}
}
}
return(newMod);
}
}
private static CkanModule ProcessRegistryMetadataFromJSON(string metadata, string filename)
{
log.DebugFormat("Converting metadata from JSON.");
try
{
CkanModule module = CkanModule.FromJson(metadata);
log.DebugFormat("Found {0} version {1}", module.identifier, module.version);
return(module);
}
catch (Exception exception)
{
// Alas, we can get exceptions which *wrap* our exceptions,
// because json.net seems to enjoy wrapping rather than propagating.
// See KSP-CKAN/CKAN-meta#182 as to why we need to walk the whole
// exception stack.
bool handled = false;
while (exception != null)
{
if (exception is UnsupportedKraken || exception is BadMetadataKraken)
{
// Either of these can be caused by data meant for future
// clients, so they're not really warnings, they're just
// informational.
log.InfoFormat("Skipping {0} : {1}", filename, exception.Message);
// I'd *love a way to "return" from the catch block.
handled = true;
break;
}
// Look further down the stack.
exception = exception.InnerException;
}
// If we haven't handled our exception, then it really was exceptional.
if (handled == false)
{
if (exception == null)
{
// Had exception, walked exception tree, reached leaf, got stuck.
log.ErrorFormat("Error processing {0} (exception tree leaf)", filename);
}
else
{
// In case whatever's calling us is lazy in error reporting, we'll
// report that we've got an issue here.
log.ErrorFormat("Error processing {0} : {1}", filename, exception.Message);
}
throw;
}
return(null);
}
}
/// <summary>
/// Updates the supplied registry from the URL given.
/// This will *clear* the registry of available modules first.
/// This does not *save* the registry. For that, you probably want Repo.Update
/// </summary>
internal static void UpdateRegistry(Uri repo, Registry registry)
{
log.InfoFormat("Downloading {0}", repo);
string repo_file = Net.Download(repo);
using (var zipfile = new ZipFile(repo_file))
{
// Clear our list of known modules.
registry.ClearAvailable();
// Walk the archive, looking for .ckan files.
string filter = @"\.ckan$";
foreach (ZipEntry entry in zipfile)
{
string filename = entry.Name;
// Skip things we don't want.
if (!Regex.IsMatch(filename, filter))
{
log.DebugFormat("Skipping archive entry {0}", filename);
continue;
}
log.DebugFormat("Reading CKAN data from {0}", filename);
// Read each file into a string.
string metadata_json;
using (var stream = new StreamReader(zipfile.GetInputStream(entry)))
{
metadata_json = stream.ReadToEnd();
stream.Close();
}
log.Debug("Converting from JSON...");
try
{
CkanModule module = CkanModule.FromJson(metadata_json);
log.InfoFormat("Found {0} version {1}", module.identifier, module.version);
registry.AddAvailable(module);
}
catch (Kraken kraken)
{
if (kraken is UnsupportedKraken || kraken is BadMetadataKraken)
{
// Either of these can be caused by data meant for future
// clients, so they're not really warnings, they're just
// informational.
log.InfoFormat("Skipping {0} : {1}", filename, kraken.Message);
}
// This is not the kraken we're looking for.
throw;
}
}
zipfile.Close();
}
// Remove our downloaded meta-data now we've processed it.
// Seems weird to do this as part of a transaction, but Net.Download uses them, so let's be consistent.
file_transaction.Delete(repo_file);
}
