From 6f85d4d542f7d6d9f6e807faa89ca26cc2124a5d Mon Sep 17 00:00:00 2001
From: przemyslawpluta <przemekpluta@hotmail.com>
Date: Fri, 8 Jan 2016 20:47:47 +0000
Subject: retry option if connection / download failed

---
 lib/videos.js | 26 ++++++++++++++++++++------
 1 file changed, 20 insertions(+), 6 deletions(-)

(limited to 'lib/videos.js')

diff --git a/lib/videos.js b/lib/videos.js
index 1dde7e1..7c2e56d 100644
--- a/lib/videos.js
+++ b/lib/videos.js
@@ -17,10 +17,11 @@ var path = require('path'),
     extract = require('extract-zip'),
     rimraf = require('rimraf'),
     mv = require('mv'),
-    _ = require('lodash');
+    _ = require('lodash'),
+    moment = require('moment');
 
 var isDebug = /[debug]/, downloadPath = '', proxy = '', downloadList = [], hash = {},
-    co = false, ncc = false, handout = false, cc = false, uz = false, hq = false, verbose = false;
+    co = false, ncc = false, handout = false, cc = false, uz = false, hq = false, verbose = false, retry = 0, maxRetry;
 
 function setOptions(argv) {
 
@@ -34,6 +35,7 @@ function setOptions(argv) {
     if (argv.uz) { uz = true; }
     if (argv.hq) { hq = true; }
     if (argv.co) { co = true; }
+    if (argv.retry) { retry = argv.retry; }
     if (argv.verbose) { verbose = true; }
 }
 
@@ -160,7 +162,7 @@ var handleList = function handleList(list, tags) {
         });
     },
 
-    getVideos = function getVideos(item, nocc, notAvailable) {
+    getVideos = function getVideos(item, notAvailable) {
 
         if (handout) { return getHandouts(item); }
 
@@ -170,7 +172,7 @@ var handleList = function handleList(list, tags) {
             downloaded = fs.statSync(downloadPath + hash[item]).size;
         }
 
-        var dl = youtubedl(item, nocc || opt, {start: downloaded, cwd: downloadPath});
+        var dl = youtubedl(item, opt, {start: downloaded, cwd: downloadPath});
 
         dl.on('info', function(info) {
             size = info.size + downloaded;
@@ -198,9 +200,16 @@ var handleList = function handleList(list, tags) {
             if (err.message.indexOf('requested format not available') !== -1) {
                 _.pull(opt, '--format=22');
                 opt.push('--format=18');
-                return getVideos(item, nocc, true);
+                return getVideos(item, true);
             }
-            console.log(err.stack);
+
+            if (err.message.match(/Command failed: python|ENETDOWN|ENOTFOUND|EAI_AGAIN/) && retry !== 0) {
+                if (!maxRetry) { maxRetry = moment().add(retry, 'seconds'); }
+                if (maxRetry && maxRetry.diff(moment()) > 0) { return delay(item); }
+            }
+
+            console.log('i'.red + ' Download Failed: '.red + err.stack);
+
         });
 
         dl.on('close', function close() {
@@ -208,10 +217,15 @@ var handleList = function handleList(list, tags) {
         });
 
         dl.on('end', function end() {
+            maxRetry = null;
             var left = (currentList.length) ? currentList.length + ' left ...' : '';
             console.timeEnd('i'.magenta + ' ' + stash._filename + '. Done in');
             getSubtitles(item, left, currentList, tags);
         });
+    },
+
+    delay = function delay(target) {
+        setTimeout(function timeout() { getVideos(target); }, 5000);
     };
 
     if (currentList.length) {
-- 
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