note 101627 deleted from function.file-exists by danbrown
| From: | danbrown@php.net | Date: | Thu, 30 Dec 2010 20:22:42 +0000 |
| Subject: | note 101627 deleted from function.file-exists by danbrown | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-175354@lists.php.net to get a copy of this message | ||
Note Submitter: kenneth at ks81 dot com
----
Some small additions and changes to the original version by "plsnhat at gmail dot com".
/**
* Expanding the internal file_exists function
* Searches for the file in the include_path paths.
*
* Test ONLY on php ver. 5.3.1 - Windows platform.
**/
function fileExistsWithIncludePath( $str_filename )
{
// Get the include paths.
// If you want you can add a function exist check, but not necessary after php ver. 4.3.0.
$str_include_path = get_include_path();
// Check if there is more than one include path in the include path.
if ( FALSE !== strpos( $str_include_path, PATH_SEPARATOR ) )
{
if ( FALSE !== ( $arr_temp = explode( PATH_SEPARATOR, $str_include_path ) ) &&
($arr_temp_count = count( $arr_temp )) > 0 )
{
for ( $int_i = 0; $int_i < $arr_temp_count; $int_i++ )
{
// Check if the include path have a directory separator on the end, if not we add
one.
if ( preg_match( '%(?:/|\\\\)\Z%', $arr_temp[$int_i] ) )
{
$str_path_and_file_name = $arr_temp[$int_i] . $str_filename;
}
else
{
$str_path_and_file_name = $arr_temp[$int_i] . DIRECTORY_SEPARATOR .
$str_filename;
}
if ( FALSE !== @file_exists( $str_path_and_file_name ) )
{
return TRUE;
}
}
return FALSE;
}
else
{
return FALSE;
}
}
// If there are no include path separator detected, check to see if there is one include path in
the string.
elseif ( !empty( $str_include_path ) )
{
// Check if the include path have a directory separator on the end, if not we add one.
if ( preg_match( '%(?:/|\\\\)\Z%', $str_include_path ) )
{
$str_path_and_file_name = $str_include_path . $str_filename;
}
else
{
$str_path_and_file_name = $str_include_path . DIRECTORY_SEPARATOR . $str_filename;
}
// Check if the file exists.
if ( FALSE !== @file_exists( $str_path_and_file_name ) )
{
return TRUE;
}
else
{
return FALSE;
}
}
// The include path string was empty.
else
{
return FALSE;
}
}