use [request] instead of [http.get] to avoid redirect error (#37)

Author: gudezhi

lib/Downloader.js

@@ -1,4 +1,5 @@
 var http = require('http'),
+    request = require('request'),
     path = require("path"),
     url = require("url"),
     fs = require("fs"),
@@ -63,25 +64,16 @@ Downloader.prototype.download = function _download(results, limit, movieFile, on
 
     // get the subtitle
     var scope = this;
-    var request = http.get(subtitleToDownload, function(response) {
-
-        // download and extract the subtitle
-        var gunzip = zlib.createGunzip();
-        dest = fs.createWriteStream(downloadFileName);
-        response.pipe(gunzip).pipe(dest);
-
-        dest.on("close", function() {
-
-            response.unpipe(gunzip);
-            response.unpipe(dest);
-
-            // emit downloaded event
-            scope.emit.call(scope, "downloaded", { url: subtitleToDownload, file: downloadFileName});
-
-            _download.call(scope, results, --limit, movieFile, onCompleted);
-        });
-
-    });
+    // download and extract the subtitle
+    dest = fs.createWriteStream(downloadFileName);
+    gunzip = zlib.createGunzip()
+    req = request({url:subtitleToDownload, jar:true, followAllRedirects:true})
+    req.pipe(gunzip).pipe(dest)
+    dest.on("close", function() {
+        // emit downloaded event
+        scope.emit.call(scope, "downloaded", { url: subtitleToDownload, file: downloadFileName});
+        _download.call(scope, results, --limit, movieFile, onCompleted);
+    })
 
 };