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Merge #3454 Append resource links to staging PRs
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Original file line number | Diff line number | Diff line change |
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using System.Collections.Generic; | ||
using System.Text; | ||
using System.Linq; | ||
using log4net; | ||
using Newtonsoft.Json.Linq; | ||
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using CKAN.NetKAN.Model; | ||
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namespace CKAN.NetKAN.Transformers | ||
{ | ||
internal sealed class StagingLinksTransformer : ITransformer | ||
{ | ||
public string Name { get { return "staging_links"; } } | ||
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public IEnumerable<Metadata> Transform(Metadata metadata, TransformOptions opts) | ||
{ | ||
if (opts.Staged && !string.IsNullOrEmpty(opts.StagingReason)) | ||
{ | ||
var table = LinkTable(metadata); | ||
if (!string.IsNullOrEmpty(table)) | ||
{ | ||
log.DebugFormat("Adding links to staging reason: {0}", | ||
table); | ||
opts.StagingReason += table; | ||
} | ||
} | ||
// This transformer never changes the metadata | ||
yield return metadata; | ||
} | ||
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private string LinkTable(Metadata metadata) | ||
{ | ||
var resourcesJson = (JObject)metadata?.Json()?["resources"]; | ||
if (resourcesJson == null) | ||
{ | ||
// No resources, no links to append | ||
return ""; | ||
} | ||
StringBuilder table = new StringBuilder(); | ||
// Blank lines to separate the table from the description | ||
table.AppendLine(""); | ||
table.AppendLine(""); | ||
table.AppendLine("Resource | URL"); | ||
table.AppendLine(":-- | :--"); | ||
foreach (var prop in resourcesJson.Properties().OrderBy(prop => prop.Name)) | ||
{ | ||
table.AppendLine($"{prop.Name} | <{prop.Value}>"); | ||
} | ||
return table.ToString(); | ||
} | ||
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private static readonly ILog log = LogManager.GetLogger(typeof(StagingLinksTransformer)); | ||
} | ||
} |