wipe existing rss tokens

src/upgrades/1.5.2/rss_token_wipe.js

@@ -0,0 +1,22 @@
+'use strict';
+
+var async = require('async');
+var batch = require('../../batch');
+var db = require('../../database');
+
+module.exports = {
+	name: 'Wipe all existing RSS tokens',
+	timestamp: Date.UTC(2017, 6, 5),
+	method: function (callback) {
+		var progress = this.progress;
+
+		batch.processSortedSet('users:joindate', function (uids, next) {
+			async.eachSeries(uids, function (uid, next) {
+				progress.incr();
+				db.deleteObjectField('user:' + uid, 'rss_token', next);
+			}, next);
+		}, {
+			progress: progress,
+		}, callback);
+	},
+};