Add twitch clip support (#659)

src/config.js

@@ -385,6 +385,8 @@ function preprocessConfig(cfg) {
     if (cfg["twitch-client-id"]) {
         require("cytube-mediaquery/lib/provider/twitch-vod").setClientID(
                 cfg["twitch-client-id"]);
+        require("cytube-mediaquery/lib/provider/twitch-clip").setClientID(
+                cfg["twitch-client-id"]);
     } else {
         LOGGER.warn("No Twitch Client ID set.  Twitch VOD links will " +
             "not work.  See twitch-client-id in config.template.yaml and " +

src/get-info.js

@@ -12,6 +12,7 @@ var Vidme = require("cytube-mediaquery/lib/provider/vidme");
 var Streamable = require("cytube-mediaquery/lib/provider/streamable");
 var GoogleDrive = require("cytube-mediaquery/lib/provider/googledrive");
 var TwitchVOD = require("cytube-mediaquery/lib/provider/twitch-vod");
+var TwitchClip = require("cytube-mediaquery/lib/provider/twitch-clip");
 import { LoggerFactory } from '@calzoneman/jsli';
 
 const LOGGER = LoggerFactory.getLogger('get-info');
@@ -391,6 +392,25 @@ var Getters = {
         });
     },
 
+    /* twitch clip */
+    tc: function (id, callback) {
+        var m = id.match(/^([A-Za-z]+)$/);
+        if (m) {
+            id = m[1];
+        } else {
+            process.nextTick(callback, "Invalid Twitch VOD ID");
+            return;
+        }
+
+        TwitchClip.lookup(id).then(video => {
+            const media = new Media(video.id, video.title, video.duration,
+                                    "tc", video.meta);
+            process.nextTick(callback, false, media);
+        }).catch(function (err) {
+            callback(err.message || err, null);
+        });
+    },
+
     /* ustream.tv */
     us: function (id, callback) {
         /**

src/utilities.js

@@ -244,6 +244,8 @@
                 return id;
             case "sb":
                 return "https://streamable.com/" + id;
+            case "tc":
+                return "https://clips.twitch.tv/" + id;
             default:
                 return "";
         }