chore: Plugin registration (#6623)

* first pass

* test

* test

* priority

* Reduce boilerplate further

* Update server/utils/PluginManager.ts

Co-authored-by: Apoorv Mishra <apoorvmishra101092@gmail.com>

* fix: matchesNode error in destroyed editor transaction

* fix: Individual imported files do not display source correctly in 'Insights'

* chore: Add sleep before Slack notification

* docs

* fix: Error logged about missing plugin.json

* Remove email template glob

---------

Co-authored-by: Apoorv Mishra <apoorvmishra101092@gmail.com>

plugins/iframely/plugin.json

@@ -1,5 +0,0 @@
-{
-  "name": "Iframely",
-  "description": "Integrate Iframely to enable unfurling of arbitrary urls",
-  "requiredEnvVars": ["IFRAMELY_API_KEY"]
-}

plugins/iframely/server/iframely.ts

@@ -1,3 +1,4 @@
+import type { Unfurl } from "@shared/types";
 import { Day } from "@shared/utils/time";
 import { InternalError } from "@server/errors";
 import Logger from "@server/logging/Logger";
@@ -33,7 +34,7 @@ class Iframely {
     }
   }
 
-  private static async fetch(url: string, type = "oembed") {
+  public static async fetch(url: string, type = "oembed") {
     const res = await fetch(
       `${this.apiUrl}/${type}?url=${encodeURIComponent(url)}&api_key=${
         this.apiKey
@@ -55,20 +56,19 @@ class Iframely {
   }
 
   /**
-   * Fetches the preview data for the given url
-   * using Iframely oEmbed API
+   * Fetches the preview data for the given url using Iframely oEmbed API
    *
    * @param url
    * @returns Preview data for the url
    */
-  public static async get(url: string) {
+  public static async get(url: string): Promise<Unfurl | false> {
     try {
-      const cached = await this.cached(url);
+      const cached = await Iframely.cached(url);
       if (cached) {
         return cached;
       }
-      const res = await this.fetch(url);
-      await this.cache(url, res);
+      const res = await Iframely.fetch(url);
+      await Iframely.cache(url, res);
       return res;
     } catch (err) {
       throw InternalError(err);

plugins/iframely/server/index.ts

@@ -0,0 +1,15 @@
+import {
+  PluginManager,
+  PluginPriority,
+  PluginType,
+} from "@server/utils/PluginManager";
+import env from "./env";
+import Iframely from "./iframely";
+
+PluginManager.register(PluginType.UnfurlProvider, Iframely.get, {
+  id: "iframely",
+  enabled: !!env.IFRAMELY_API_KEY && !!env.IFRAMELY_URL,
+
+  // Make sure this is last in the stack to be evaluated after all other unfurl providers
+  priority: PluginPriority.VeryLow,
+});

plugins/iframely/server/unfurl.ts

@@ -1,3 +0,0 @@
-import Iframely from "./iframely";
-
-export const unfurl = async (url: string) => Iframely.get(url);