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New Item in Feed from RSS API

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New Item in Feed from the RSS API
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Getting Started

Trigger a workflow on New Item in Feed with RSS API. When you configure and deploy the workflow, it will run on Pipedream's servers 24x7 for free.

  1. Configure the New Item in Feed trigger
    1. Connect your RSS account
    2. Configure Feed URL
    3. Configure timer
  2. Add steps to connect to + APIs using code and no-code building blocks
  3. Deploy the workflow
  4. Send a test event to validate your setup
  5. Turn on the trigger

Details

This is a pre-built, open source component from Pipedream's GitHub repo. The component is developed by Pipedream and the community, and verified and maintained by Pipedream.

To contribute an update to an existing component or create a new component, create a PR on GitHub. If you're new to Pipedream component development, you can start with quickstarts for trigger span and action development, and then review the component API reference.

New Item in Feed on RSS
Description:Emit new items from an RSS feed.
Version:0.0.1
Key:rss-new-item-in-feed

Code

const rss = require('../../rss.app.js')
const fetch = require('node-fetch')
const FeedParser = require('feedparser')
const hash = require('object-hash')

module.exports = {
  key: "rss-new-item-in-feed",
  name: "New Item in Feed",
  description: "Emit new items from an RSS feed.",
  version: "0.0.1",
  props: {
    rss: {
      type: 'app',
      app: 'rss',
    },
    url:{
      type: "string",
      label: 'Feed URL',
      description: "Enter the URL for any public RSS feed.",
    },
    timer: {
      type: "$.interface.timer",
      default: {
        intervalSeconds: 60 * 15,
      },
    },
    rss,
  },
  methods: {
    // in theory if alternate setting title and description or aren't unique this won't work
    itemKey(item) {
      return item.guid || item.id || hash(item)
    },
  },
  dedupe: "unique",
  async run() {
    const res = await fetch(this.url, {
      'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36',
      accept: 'text/html,application/xhtml+xml',
    })
    if (res.status !== 200) throw new Error('Bad status code')
    const feedparser = new FeedParser({
      addmeta: false,
    })
    const items = []
    await new Promise((resolve, reject) => {
      feedparser.on('error', reject)
      feedparser.on('end', resolve)
      feedparser.on('readable', function() {
        let item
        while (item = this.read()) {
          for (const k in item) {
            if (item[`rss:${k}`]) {
              delete item[`rss:${k}`]
              continue
            }
            const o = item[k]
            if (o == null || (typeof o === 'object' && !Object.keys(o).length) || Array.isArray(o) && !o.length) {
              delete item[k]
              continue
            }
          }
          items.push(item)
        }
      })
      res.body.pipe(feedparser)
    })

    items.forEach(item=>{
      this.$emit(item, {
        id: this.itemKey(item),
        summary: item.title,
        ts: item.pubdate && +new Date(item.pubdate), 
      })
    })
  },
}

Configuration

This component may be configured based on the props defined in the component code. Pipedream automatically prompts for input values in the UI and CLI.
LabelPropTypeDescription
RSSrssappThis component uses the RSS app.
Feed URLurlstring

Enter the URL for any public RSS feed.

timer$.interface.timer

Authentication

The RSS API does not require authentication.

About RSS

Real Simple Syndication

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Manage concurrency and execution rate

Queue up to 10,000 events per workfow and manage the concurrency and rate at which workflows are triggered.

Process large payloads up to 5 terabytes
Process large payloads up to 5 terabytes

Large file support enables you to trigger workflows with any data (e.g., large JSON files, images and videos) up to 5 terabytes.

Return custom responses to HTTP requests
Return custom responses to HTTP requests

Return any JSON-serializable response from an HTTP triggered workflow using $respond().

Use most npm packages
Use most npm packages

To use any npm package, just require() it -- there's no npm install or package.json required.

Maintain state between executions
Maintain state between executions

Use $checkpoint to save state in one workflow invocation and read it the next time your workflow runs.

Pass data between steps
Pass data between steps

Return data from any step to inspect it in a human-friendly way and reference the data in future steps via the steps object.