New hot posts on a subreddit from Reddit API

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New hot posts on a subreddit from the Reddit API

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Getting Started#

Trigger a workflow on New hot posts on a subreddit with Reddit API. When you configure and deploy the workflow, it will run on Pipedream's servers 24x7 for free.

Configure the New hot posts on a subreddit trigger
1. Connect your Reddit account
2. Configure Polling schedule
3. Select a Subreddit
4. Optional- Select a Region
5. Optional- Configure Exclude filters (Show all posts)?
6. Optional- Configure Include subreddit details?
Add steps to connect to 1400+ APIs using code and no-code building blocks
Deploy the workflow
Send a test event to validate your setup
Turn on the trigger

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Details#

This is a pre-built, source-available 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 hot posts on a subreddit on Reddit

Description:Emit new event each time a new hot post is added to the top 10 items in a subreddit.

Version:0.2.1

Key:reddit-new-hot-posts-on-a-subreddit

View on GitHub

Code#

import common from "../common.mjs";
import sampleEmit from "./test-event.mjs";
import regionData from "./region-data.mjs";
import get from "lodash/get.js";
const { reddit } = common.props;

export default {
  ...common,
  type: "source",
  key: "reddit-new-hot-posts-on-a-subreddit",
  name: "New hot posts on a subreddit",
  description:
    "Emit new event each time a new hot post is added to the top 10 items in a subreddit.",
  version: "0.2.1",
  dedupe: "unique",
  props: {
    ...common.props,
    subreddit: {
      propDefinition: [
        reddit,
        "subreddit",
      ],
    },
    region: {
      type: "string",
      label: "Region",
      description:
        "Hot posts differ by region, and this refers to the region you'd like to watch for hot posts.",
      options: regionData,
      default: "GLOBAL",
      optional: true,
    },
    excludeFilters: {
      type: "boolean",
      label: "Exclude filters (Show all posts)?",
      description:
        "If set to `true`, filters such as \"hide links that I have voted on\" will be disabled",
      default: false,
      optional: true,
    },
    includeSubredditDetails: {
      propDefinition: [
        reddit,
        "includeSubredditDetails",
      ],
    },
  },
  hooks: {
    async deploy() {
      await this.fetchData();
    },
  },
  methods: {
    ...common.methods,
    generateEventMetadata(redditEvent) {
      return {
        id: redditEvent.data.name,
        summary: redditEvent.data.title,
        ts: redditEvent.data.created,
      };
    },
    async fetchData() {
      // Emits sample events on the first run during deploy.
      var redditHotPosts = await this.reddit.getNewHotSubredditPosts(
        get(this.subreddit, "value", this.subreddit),
        this.region,
        this.excludeFilters,
        this.includeSubredditDetails,
        10,
      );
      const { children: hotPosts = [] } = redditHotPosts.data;
      if (hotPosts.length === 0) {
        console.log("No data available, skipping iteration");
        return;
      }
      hotPosts.reverse().forEach(this.emitRedditEvent);
    },
  },
  async run() {
    await this.fetchData();
  },
  sampleEmit,
};

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.

Label	Prop	Type	Description
Reddit	`reddit`	`app`	This component uses the Reddit app.
N/A	`db`	`$.service.db`	This component uses `$.service.db` to maintain state between executions.
Polling schedule	`timer`	`$.interface.timer`	Pipedream polls Reddit for events on this schedule.
Subreddit	`subreddit`	`string`	Select a value from the drop down menu.
Region	`region`	`string`	Select a value from the drop down menu:`GLOBALUSARAUBGCACLCOHRCZFIFRDEGRHUISINIEITJPMYMXNZPHPLPTPRRORSSGESSETWTHTRGBUS_WAUS_DEUS_DCUS_WIUS_WVUS_HIUS_FLUS_WYUS_NHUS_NJUS_NMUS_TXUS_LAUS_NCUS_NDUS_NEUS_TNUS_NYUS_PAUS_CAUS_NVUS_VAUS_COUS_AKUS_ALUS_ARUS_VTUS_ILUS_GAUS_INUS_IAUS_OKUS_AZUS_IDUS_CTUS_MEUS_MDUS_MAUS_OHUS_UTUS_MOUS_MNUS_MIUS_RIUS_KSUS_MTUS_MSUS_SCUS_KYUS_ORUS_SD`
Exclude filters (Show all posts)?	`excludeFilters`	`boolean`	If set to `true`, filters such as "hide links that I have voted on" will be disabled
Include subreddit details?	`includeSubredditDetails`	`boolean`	If set to `true`, subreddit details will be expanded/included.

Authentication#

Reddit uses OAuth authentication. When you connect your Reddit account, Pipedream will open a popup window where you can sign into Reddit and grant Pipedream permission to connect to your account. Pipedream securely stores and automatically refreshes the OAuth tokens so you can easily authenticate any Reddit API.

Pipedream requests the following authorization scopes when you connect your account:

accountidentityedithistoryreadsubmitmysubredditssubscribe