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-rwxr-xr-x[-rw-r--r--]system/helpers/file_helper.php84
1 files changed, 45 insertions, 39 deletions
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index fea54a1f6..334eef87c 100644..100755
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -2,11 +2,11 @@
/**
* CodeIgniter
*
- * An open source application development framework for PHP 4.3.2 or newer
+ * An open source application development framework for PHP 5.1.6 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2008 - 2010, EllisLab, Inc.
+ * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
@@ -35,7 +35,7 @@
* @access public
* @param string path to file
* @return string
- */
+ */
if ( ! function_exists('read_file'))
{
function read_file($file)
@@ -44,19 +44,19 @@ if ( ! function_exists('read_file'))
{
return FALSE;
}
-
+
if (function_exists('file_get_contents'))
{
- return file_get_contents($file);
+ return file_get_contents($file);
}
if ( ! $fp = @fopen($file, FOPEN_READ))
{
return FALSE;
}
-
+
flock($fp, LOCK_SH);
-
+
$data = '';
if (filesize($file) > 0)
{
@@ -69,7 +69,7 @@ if ( ! function_exists('read_file'))
return $data;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -82,7 +82,7 @@ if ( ! function_exists('read_file'))
* @param string path to file
* @param string file data
* @return bool
- */
+ */
if ( ! function_exists('write_file'))
{
function write_file($path, $data, $mode = FOPEN_WRITE_CREATE_DESTRUCTIVE)
@@ -91,16 +91,16 @@ if ( ! function_exists('write_file'))
{
return FALSE;
}
-
+
flock($fp, LOCK_EX);
fwrite($fp, $data);
flock($fp, LOCK_UN);
- fclose($fp);
+ fclose($fp);
return TRUE;
}
}
-
+
// ------------------------------------------------------------------------
/**
@@ -115,17 +115,19 @@ if ( ! function_exists('write_file'))
* @param string path to file
* @param bool whether to delete any directories found in the path
* @return bool
- */
+ */
if ( ! function_exists('delete_files'))
{
function delete_files($path, $del_dir = FALSE, $level = 0)
- {
+ {
// Trim the trailing slash
$path = rtrim($path, DIRECTORY_SEPARATOR);
-
+
if ( ! $current_dir = @opendir($path))
- return;
-
+ {
+ return FALSE;
+ }
+
while(FALSE !== ($filename = @readdir($current_dir)))
{
if ($filename != "." and $filename != "..")
@@ -136,7 +138,7 @@ if ( ! function_exists('delete_files'))
if (substr($filename, 0, 1) != '.')
{
delete_files($path.DIRECTORY_SEPARATOR.$filename, $del_dir, $level + 1);
- }
+ }
}
else
{
@@ -145,11 +147,13 @@ if ( ! function_exists('delete_files'))
}
}
@closedir($current_dir);
-
+
if ($del_dir == TRUE AND $level > 0)
{
- @rmdir($path);
+ return @rmdir($path);
}
+
+ return TRUE;
}
}
@@ -158,7 +162,7 @@ if ( ! function_exists('delete_files'))
/**
* Get Filenames
*
- * Reads the specified directory and builds an array containing the filenames.
+ * Reads the specified directory and builds an array containing the filenames.
* Any sub-folders contained within the specified path are read as well.
*
* @access public
@@ -166,13 +170,13 @@ if ( ! function_exists('delete_files'))
* @param bool whether to include the path as part of the filename
* @param bool internal variable to determine recursion status - do not use in calls
* @return array
- */
+ */
if ( ! function_exists('get_filenames'))
{
function get_filenames($source_dir, $include_path = FALSE, $_recursion = FALSE)
{
static $_filedata = array();
-
+
if ($fp = @opendir($source_dir))
{
// reset the array and make sure $source_dir has a trailing slash on the initial call
@@ -181,12 +185,12 @@ if ( ! function_exists('get_filenames'))
$_filedata = array();
$source_dir = rtrim(realpath($source_dir), DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
}
-
+
while (FALSE !== ($file = readdir($fp)))
{
if (@is_dir($source_dir.$file) && strncmp($file, '.', 1) !== 0)
{
- get_filenames($source_dir.$file.DIRECTORY_SEPARATOR, $include_path, TRUE);
+ get_filenames($source_dir.$file.DIRECTORY_SEPARATOR, $include_path, TRUE);
}
elseif (strncmp($file, '.', 1) !== 0)
{
@@ -207,20 +211,20 @@ if ( ! function_exists('get_filenames'))
/**
* Get Directory File Information
*
- * Reads the specified directory and builds an array containing the filenames,
+ * Reads the specified directory and builds an array containing the filenames,
* filesize, dates, and permissions
*
* Any sub-folders contained within the specified path are read as well.
*
* @access public
* @param string path to source
- * @param bool whether to include the path as part of the filename
+ * @param bool Look only at the top level directory specified?
* @param bool internal variable to determine recursion status - do not use in calls
* @return array
- */
+ */
if ( ! function_exists('get_dir_file_info'))
{
- function get_dir_file_info($source_dir, $include_path = FALSE, $_recursion = FALSE)
+ function get_dir_file_info($source_dir, $top_level_only = TRUE, $_recursion = FALSE)
{
static $_filedata = array();
$relative_path = $source_dir;
@@ -234,11 +238,12 @@ if ( ! function_exists('get_dir_file_info'))
$source_dir = rtrim(realpath($source_dir), DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
}
+ // foreach (scandir($source_dir, 1) as $file) // In addition to being PHP5+, scandir() is simply not as fast
while (FALSE !== ($file = readdir($fp)))
{
- if (@is_dir($source_dir.$file) && strncmp($file, '.', 1) !== 0)
+ if (@is_dir($source_dir.$file) AND strncmp($file, '.', 1) !== 0 AND $top_level_only === FALSE)
{
- get_dir_file_info($source_dir.$file.DIRECTORY_SEPARATOR, $include_path, TRUE);
+ get_dir_file_info($source_dir.$file.DIRECTORY_SEPARATOR, $top_level_only, TRUE);
}
elseif (strncmp($file, '.', 1) !== 0)
{
@@ -246,6 +251,7 @@ if ( ! function_exists('get_dir_file_info'))
$_filedata[$file]['relative_path'] = $relative_path;
}
}
+
return $_filedata;
}
else
@@ -299,7 +305,7 @@ if ( ! function_exists('get_file_info'))
$fileinfo['size'] = filesize($file);
break;
case 'date':
- $fileinfo['date'] = filectime($file);
+ $fileinfo['date'] = filemtime($file);
break;
case 'readable':
$fileinfo['readable'] = is_readable($file);
@@ -326,7 +332,7 @@ if ( ! function_exists('get_file_info'))
/**
* Get Mime by Extension
*
- * Translates a file extension into a mime type based on config/mimes.php.
+ * Translates a file extension into a mime type based on config/mimes.php.
* Returns FALSE if it can't determine the type, or open the mime config file
*
* Note: this is NOT an accurate way of determining file mime types, and is here strictly as a convenience
@@ -335,12 +341,12 @@ if ( ! function_exists('get_file_info'))
* @access public
* @param string path to file
* @return mixed
- */
+ */
if ( ! function_exists('get_mime_by_extension'))
{
function get_mime_by_extension($file)
{
- $extension = substr(strrchr($file, '.'), 1);
+ $extension = strtolower(substr(strrchr($file, '.'), 1));
global $mimes;
@@ -382,11 +388,11 @@ if ( ! function_exists('get_mime_by_extension'))
* @access public
* @param int
* @return string
- */
+ */
if ( ! function_exists('symbolic_permissions'))
{
function symbolic_permissions($perms)
- {
+ {
if (($perms & 0xC000) == 0xC000)
{
$symbolic = 's'; // Socket
@@ -435,7 +441,7 @@ if ( ! function_exists('symbolic_permissions'))
$symbolic .= (($perms & 0x0002) ? 'w' : '-');
$symbolic .= (($perms & 0x0001) ? (($perms & 0x0200) ? 't' : 'x' ) : (($perms & 0x0200) ? 'T' : '-'));
- return $symbolic;
+ return $symbolic;
}
}
@@ -450,7 +456,7 @@ if ( ! function_exists('symbolic_permissions'))
* @access public
* @param int
* @return string
- */
+ */
if ( ! function_exists('octal_permissions'))
{
function octal_permissions($perms)
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-22 23:58:27 +0100