From fb480771f64735fc855b23c71e5e895bfae5a9f8 Mon Sep 17 00:00:00 2001
From: ali-shamakhi <ali.shamakhi.97@gmail.com>
Date: Sun, 21 Aug 2016 21:50:32 +0430
Subject: [PATCH] Skip previous downloaded files from the album.

---
 khinsider.py | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/khinsider.py b/khinsider.py
index 7aa0695..133dfa7 100644
--- a/khinsider.py
+++ b/khinsider.py
@@ -164,8 +164,18 @@ def download(ostName, path="", verbose=False):
     songInfos = getFileList(ostName)
     totalSongs = len(songInfos)
     for songNumber, (name, url) in enumerate(songInfos):
-        downloadSong(url, path, name, verbose=verbose,
-            songNumber=songNumber + 1, totalSongs=totalSongs)
+        if not os.path.isfile(path + '/' + name):   # if file does not exist
+            downloadSong(url, path, name, verbose=verbose,
+                songNumber=songNumber + 1, totalSongs=totalSongs)
+        else:
+            if verbose:
+                numberStr = ""
+                if songNumber is not None and totalSongs is not None:
+                    numberStr += str(songNumber+1).zfill(len(str(totalSongs)))
+                    numberStr += "/"
+                    numberStr += str(totalSongs)
+                    numberStr += ": "
+                print("File Exists {}{}... Skipped.".format(numberStr, name))
 def downloadSong(songUrl, path, name="song", numTries=3, verbose=False,
     songNumber=None, totalSongs=None):
     """Download a single song at `songUrl` to `path`."""