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Merge branch 'sftp_readable_writable-1.0' into 1.0

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terrafrost 2016-05-06 11:55:50 -05:00
commit 27d9bde6d2
2 changed files with 92 additions and 0 deletions
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70
phpseclib/Net/SFTP.php
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@ -2350,6 +2350,76 @@ class Net_SFTP extends Net_SSH2
return $result === NET_SFTP_TYPE_SYMLINK; return $result === NET_SFTP_TYPE_SYMLINK;
} }
/**
* Tells whether a file exists and is readable
*
* @param string $path
* @return bool
* @access public
*/
function is_readable($path)
{
$path = $this->_realpath($path);
$packet = pack('Na*N2', strlen($path), $path, NET_SFTP_OPEN_READ, 0);
if (!$this->_send_sftp_packet(NET_SFTP_OPEN, $packet)) {
return false;
}
$response = $this->_get_sftp_packet();
switch ($this->packet_type) {
case NET_SFTP_HANDLE:
return true;
case NET_SFTP_STATUS: // presumably SSH_FX_NO_SUCH_FILE or SSH_FX_PERMISSION_DENIED
return false;
default:
user_error('Expected SSH_FXP_HANDLE or SSH_FXP_STATUS');
return false;
}
}
/**
* Tells whether the filename is writable
*
* @param string $path
* @return bool
* @access public
*/
function is_writable($path)
{
$path = $this->_realpath($path);
$packet = pack('Na*N2', strlen($path), $path, NET_SFTP_OPEN_WRITE, 0);
if (!$this->_send_sftp_packet(NET_SFTP_OPEN, $packet)) {
return false;
}
$response = $this->_get_sftp_packet();
switch ($this->packet_type) {
case NET_SFTP_HANDLE:
return true;
case NET_SFTP_STATUS: // presumably SSH_FX_NO_SUCH_FILE or SSH_FX_PERMISSION_DENIED
return false;
default:
user_error('Expected SSH_FXP_HANDLE or SSH_FXP_STATUS');
return false;
}
}
/**
* Tells whether the filename is writeable
*
* Alias of is_writable
*
* @param string $path
* @return bool
* @access public
*/
function is_writeable($path)
{
return $this->is_writable($path);
}
/** /**
* Gets last access time of file * Gets last access time of file
* *

22
tests/Functional/Net/SFTPUserStoryTest.php
View File

@ -686,5 +686,27 @@ class Functional_Net_SFTPUserStoryTest extends PhpseclibFunctionalTestCase
$sftp->get('offset.txt'), $sftp->get('offset.txt'),
'Failed asserting that you could upload into the middle of a file.' 'Failed asserting that you could upload into the middle of a file.'
); );
return $sftp;
}
/**
* @depends testUploadOffsets
*/
public function testReadableWritable($sftp)
{
$sftp->chmod(0000, 'offset.txt');
$this->assertFalse($sftp->is_writable('offset.txt'));
$this->assertFalse($sftp->is_writeable('offset.txt'));
$this->assertFalse($sftp->is_readable('offset.txt'));
$sftp->chmod(0777, 'offset.txt');
$this->assertTrue($sftp->is_writable('offset.txt'));
$this->assertTrue($sftp->is_writeable('offset.txt'));
$this->assertTrue($sftp->is_readable('offset.txt'));
$this->assertFalse($sftp->is_writable('nonexistantfile.ext'));
$this->assertFalse($sftp->is_writeable('nonexistantfile.ext'));
$this->assertFalse($sftp->is_readable('nonexistantfile.ext'));
} }
} }