From 893695d7f30bb6cba72ec033a06e3ab75957cc54 Mon Sep 17 00:00:00 2001
From: Jim Wigginton <terrafrost@php.net>
Date: Wed, 1 Jun 2011 01:51:47 +0000
Subject: [PATCH] - stat() and lstat() now return information on the file type

git-svn-id: http://phpseclib.svn.sourceforge.net/svnroot/phpseclib/trunk@162 21d32557-59b3-4da0-833f-c5933fad653e
---
 phpseclib/Net/SFTP.php | 31 +++++++++++++++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

diff --git a/phpseclib/Net/SFTP.php b/phpseclib/Net/SFTP.php
index 105f6611..e39dd715 100644
--- a/phpseclib/Net/SFTP.php
+++ b/phpseclib/Net/SFTP.php
@@ -771,7 +771,7 @@ class Net_SFTP extends Net_SSH2 {
             return false;
         }
 
-        return $this->_stat($filename, NET_SFTP_STAT);
+        return $this->_identify_type($filename, NET_SFTP_STAT, NET_SFTP_LSTAT);
     }
 
     /**
@@ -794,7 +794,7 @@ class Net_SFTP extends Net_SSH2 {
             return false;
         }
 
-        return $this->_stat($filename, NET_SFTP_LSTAT);
+        return $this->_identify_type($filename, NET_SFTP_LSTAT, NET_SFTP_STAT);
     }
 
     /**
@@ -834,6 +834,33 @@ class Net_SFTP extends Net_SSH2 {
         return false;
     }
 
+    /**
+     * Attempt to identify the file type
+     *
+     * @param String $path
+     * @param Array $stat
+     * @param Array $lstat
+     * @return Integer
+     * @access private
+     */
+    function _identify_type($path, $stat1, $stat2)
+    {
+        $stat1 = $this->_stat($path, $stat1);
+        $stat2 = $this->_stat($path, $stat2);
+
+        if ($stat1 != $stat2) {
+            return array_merge($stat1, array('type' => NET_SFTP_TYPE_SYMLINK));
+        }
+
+        $pwd = $this->pwd;
+        $stat1['type'] = $this->chdir($path) ?
+            NET_SFTP_TYPE_DIRECTORY :
+            NET_SFTP_TYPE_REGULAR;
+        $this->pwd = $pwd;
+
+        return $stat1;
+    }
+
     /**
      * Returns the file size, in bytes, or false, on failure
      *