X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/d3b1ea255664edd2deef17f900a655613d20820d..cd3609994b39a094ff7528b93f55631bb213fd7f:/wp-admin/includes/class-wp-filesystem-ssh2.php

diff --git a/wp-admin/includes/class-wp-filesystem-ssh2.php b/wp-admin/includes/class-wp-filesystem-ssh2.php
index 7bcd4b74..3114456e 100644
--- a/wp-admin/includes/class-wp-filesystem-ssh2.php
+++ b/wp-admin/includes/class-wp-filesystem-ssh2.php
@@ -13,7 +13,7 @@
  *
  * @contrib http://kevin.vanzonneveld.net/techblog/article/make_ssh_connections_with_php/ - Installation Notes
  *
- * Complie libssh2 (Note: Only 0.14 is officaly working with PHP 5.2.6+ right now.)
+ * Complie libssh2 (Note: Only 0.14 is officaly working with PHP 5.2.6+ right now, But many users have found the latest versions work)
  *
  * cd /usr/src
  * wget http://surfnet.dl.sourceforge.net/sourceforge/libssh2/libssh2-0.14.tar.gz
@@ -22,7 +22,7 @@
  * ./configure
  * make all install
  *
- * Note: No not leave the directory yet!
+ * Note: Do not leave the directory yet!
  *
  * Enter: pecl install -f ssh2
  *
@@ -33,6 +33,7 @@
  * Restart Apache!
  * Check phpinfo() streams to confirm that: ssh2.shell, ssh2.exec, ssh2.tunnel, ssh2.scp, ssh2.sftp  exist.
  *
+ * Note: as of WordPress 2.8, This utilises the PHP5+ function 'stream_get_contents'
  *
  * @since 2.7
  * @package WordPress
@@ -44,20 +45,10 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 	var $link = false;
 	var $sftp_link = false;
 	var $keys = false;
-	/*
-	 * This is the timeout value for ssh results to comeback.
-	 * Slower servers might need this incressed, but this number otherwise should not change.
-	 *
-	 * @parm $timeout int
-	 *
-	 */
-	var $timeout = 15;
 	var $errors = array();
 	var $options = array();
 
-	var $permission = 0644;
-
-	function WP_Filesystem_SSH2($opt='') {
+	function __construct($opt='') {
 		$this->method = 'ssh2';
 		$this->errors = new WP_Error();
 
@@ -66,8 +57,8 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 			$this->errors->add('no_ssh2_ext', __('The ssh2 PHP extension is not available'));
 			return false;
 		}
-		if ( ! version_compare(phpversion(), '5', '>=') ) {
-			$this->errors->add('ssh2_php_requirement', __('The ssh2 PHP extension is available, however requires PHP 5+'));
+		if ( !function_exists('stream_get_contents') ) {
+			$this->errors->add('ssh2_php_requirement', __('The ssh2 PHP extension is available, however, we require the PHP5 function <code>stream_get_contents()</code>'));
 			return false;
 		}
 
@@ -82,7 +73,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 		else
 			$this->options['hostname'] = $opt['hostname'];
 
-		if ( isset($opt['base']) && ! empty($opt['base']) )
+		if ( ! empty($opt['base']) )
 			$this->wp_base = $opt['base'];
 
 		// Check if the options provided are OK.
@@ -101,7 +92,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 			$this->options['username'] = $opt['username'];
 
 		if ( empty ($opt['password']) ) {
-			if ( !$this->keys )	//	 password can be blank if we are using keys
+			if ( !$this->keys )	//password can be blank if we are using keys
 				$this->errors->add('empty_password', __('SSH2 password is required'));
 		} else {
 			$this->options['password'] = $opt['password'];
@@ -128,7 +119,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 			}
 		} else {
 			if ( ! @ssh2_auth_pubkey_file($this->link, $this->options['username'], $this->options['public_key'], $this->options['private_key'], $this->options['password'] ) ) {
-				$this->errors->add('auth', sprintf(__('Public and Private keys incorrent for %s'), $this->options['username']));
+				$this->errors->add('auth', sprintf(__('Public and Private keys incorrect for %s'), $this->options['username']));
 				return false;
 			}
 		}
@@ -147,41 +138,40 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 			$this->errors->add('command', sprintf(__('Unable to perform command: %s'), $command));
 		} else {
 			stream_set_blocking( $stream, true );
-			stream_set_timeout( $stream, $this->timeout );
-			$data = stream_get_contents($stream);
+			stream_set_timeout( $stream, FS_TIMEOUT );
+			$data = stream_get_contents( $stream );
+			fclose( $stream );
 
 			if ( $returnbool )
-				return '' != trim($data);
+				return ( $data === false ) ? false : '' != trim($data);
 			else
 				return $data;
 		}
 		return false;
 	}
 
-	function setDefaultPermissions($perm) {
-		$this->debug("setDefaultPermissions();");
-		if ( $perm )
-			$this->permission = $perm;
-	}
-
 	function get_contents($file, $type = '', $resumepos = 0 ) {
 		$file = ltrim($file, '/');
-		return file_get_contents('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return file_get_contents('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function get_contents_array($file) {
 		$file = ltrim($file, '/');
-		return file('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return file('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
-	function put_contents($file, $contents, $type = '' ) {
+	function put_contents($file, $contents, $mode = false ) {
 		$file = ltrim($file, '/');
-		return file_put_contents('ssh2.sftp://' . $this->sftp_link .'/' . $file, $contents);
+		$ret = file_put_contents('ssh2.sftp://' . $this->sftp_link . '/' . $file, $contents);
+
+		$this->chmod($file, $mode);
+
+		return false !== $ret;
 	}
 
 	function cwd() {
 		$cwd = $this->run_command('pwd');
-		if( $cwd )
+		if ( $cwd )
 			$cwd = trailingslashit($cwd);
 		return $cwd;
 	}
@@ -199,12 +189,18 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 	}
 
 	function chmod($file, $mode = false, $recursive = false) {
-		if( ! $mode )
-			$mode = $this->permission;
-		if( ! $mode )
-			return false;
 		if ( ! $this->exists($file) )
 			return false;
+
+		if ( ! $mode ) {
+			if ( $this->is_file($file) )
+				$mode = FS_CHMOD_FILE;
+			elseif ( $this->is_dir($file) )
+				$mode = FS_CHMOD_DIR;
+			else
+				return false;
+		}
+
 		if ( ! $recursive || ! $this->is_dir($file) )
 			return $this->run_command(sprintf('chmod %o %s', $mode, escapeshellarg($file)), true);
 		return $this->run_command(sprintf('chmod -R %o %s', $mode, escapeshellarg($file)), true);
@@ -242,81 +238,84 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 		return $grouparray['name'];
 	}
 
-	function copy($source, $destination, $overwrite = false ) {
-		if( ! $overwrite && $this->exists($destination) )
+	function copy($source, $destination, $overwrite = false, $mode = false) {
+		if ( ! $overwrite && $this->exists($destination) )
 			return false;
 		$content = $this->get_contents($source);
-		if( false === $content)
+		if ( false === $content)
 			return false;
-		return $this->put_contents($destination, $content);
+		return $this->put_contents($destination, $content, $mode);
 	}
 
 	function move($source, $destination, $overwrite = false) {
 		return @ssh2_sftp_rename($this->link, $source, $destination);
 	}
 
-	function delete($file, $recursive = false) {
-		if ( $this->is_file($file) )
+	function delete($file, $recursive = false, $type = false) {
+		if ( 'f' == $type || $this->is_file($file) )
 			return ssh2_sftp_unlink($this->sftp_link, $file);
 		if ( ! $recursive )
 			 return ssh2_sftp_rmdir($this->sftp_link, $file);
 		$filelist = $this->dirlist($file);
 		if ( is_array($filelist) ) {
 			foreach ( $filelist as $filename => $fileinfo) {
-				$this->delete($file . '/' . $filename, $recursive);
+				$this->delete($file . '/' . $filename, $recursive, $fileinfo['type']);
 			}
 		}
 		return ssh2_sftp_rmdir($this->sftp_link, $file);
 	}
 
 	function exists($file) {
-		//return $this->run_command(sprintf('ls -lad %s', escapeshellarg($file)), true);
 		$file = ltrim($file, '/');
-		return file_exists('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return file_exists('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function is_file($file) {
 		$file = ltrim($file, '/');
-		return is_file('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return is_file('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function is_dir($path) {
 		$path = ltrim($path, '/');
-		return is_dir('ssh2.sftp://' . $this->sftp_link .'/' . $path);
+		return is_dir('ssh2.sftp://' . $this->sftp_link . '/' . $path);
 	}
 
 	function is_readable($file) {
 		$file = ltrim($file, '/');
-		return is_readable('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return is_readable('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function is_writable($file) {
 		$file = ltrim($file, '/');
-		return is_writable('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return is_writable('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function atime($file) {
 		$file = ltrim($file, '/');
-		return fileatime('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return fileatime('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function mtime($file) {
 		$file = ltrim($file, '/');
-		return filemtime('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return filemtime('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function size($file) {
 		$file = ltrim($file, '/');
-		return filesize('ssh2.sftp://' . $this->sftp_link .'/' . $file);
+		return filesize('ssh2.sftp://' . $this->sftp_link . '/' . $file);
 	}
 
 	function touch($file, $time = 0, $atime = 0) {
-		//Not implmented.
+		//Not implemented.
 	}
 
-	function mkdir($path, $chmod = null, $chown = false, $chgrp = false) {
+	function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
 		$path = untrailingslashit($path);
-		$chmod = !empty($chmod) ? $chmod : $this->permission;
+		if ( empty($path) )
+			return false;
+
+		if ( ! $chmod )
+			$chmod = FS_CHMOD_DIR;
 		if ( ! ssh2_sftp_mkdir($this->sftp_link, $path, $chmod, true) )
 			return false;
 		if ( $chown )
@@ -330,29 +329,34 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 		return $this->delete($path, $recursive);
 	}
 
-	function dirlist($path, $incdot = false, $recursive = false) {
+	function dirlist($path, $include_hidden = true, $recursive = false) {
 		if ( $this->is_file($path) ) {
-			$limitFile = basename($path);
+			$limit_file = basename($path);
 			$path = dirname($path);
 		} else {
-			$limitFile = false;
+			$limit_file = false;
 		}
+
 		if ( ! $this->is_dir($path) )
 			return false;
 
 		$ret = array();
 		$dir = @dir('ssh2.sftp://' . $this->sftp_link .'/' . ltrim($path, '/') );
+
 		if ( ! $dir )
 			return false;
+
 		while (false !== ($entry = $dir->read()) ) {
 			$struc = array();
 			$struc['name'] = $entry;
 
 			if ( '.' == $struc['name'] || '..' == $struc['name'] )
 				continue; //Do not care about these folders.
-			if ( '.' == $struc['name'][0] && !$incdot)
+
+			if ( ! $include_hidden && '.' == $struc['name'][0] )
 				continue;
-			if ( $limitFile && $struc['name'] != $limitFile)
+
+			if ( $limit_file && $struc['name'] != $limit_file )
 				continue;
 
 			$struc['perms'] 	= $this->gethchmod($path.'/'.$entry);
@@ -368,7 +372,7 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 
 			if ( 'd' == $struc['type'] ) {
 				if ( $recursive )
-					$struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
+					$struc['files'] = $this->dirlist($path . '/' . $struc['name'], $include_hidden, $recursive);
 				else
 					$struc['files'] = array();
 			}
@@ -379,4 +383,4 @@ class WP_Filesystem_SSH2 extends WP_Filesystem_Base {
 		unset($dir);
 		return $ret;
 	}
-}
\ No newline at end of file
+}