Add RSS plugin (#192)

source/plugins/rss/index.mjs

@@ -0,0 +1,34 @@
+
+//Setup
+  export default async function({login, q, imports, data, account}, {enabled = false} = {}) {
+    //Plugin execution
+      try {
+        //Check if plugin is enabled and requirements are met
+          if ((!enabled)||(!q.rss))
+            return null
+
+        //Load inputs
+          let {source, limit} = imports.metadata.plugins.rss.inputs({data, account, q})
+          if (!source)
+            throw {error:{message:"A RSS feed is required"}}
+
+        //Load rss feed
+          const {title, description, link, items} = await (new imports.rss()).parseURL(source) //eslint-disable-line new-cap
+          const feed = items.map(({title, isoDate:date}) => ({title, date:new Date(date)}))
+
+        //Limit feed
+          if (limit > 0) {
+            console.debug(`metrics/compute/${login}/plugins > rss > keeping only ${limit} items`)
+            feed.splice(limit)
+          }
+
+        //Results
+          return {source:title, description, link, feed}
+      }
+    //Handle errors
+      catch (error) {
+        if (error.error?.message)
+          throw error
+        throw {error:{message:"An error occured", instance:error}}
+      }
+  }