diff options
Diffstat (limited to 'system/helpers/file_helper.php')
| -rw-r--r-- | system/helpers/file_helper.php | 67 |
1 files changed, 16 insertions, 51 deletions
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php index fb4503479..e68bb7f7a 100644 --- a/system/helpers/file_helper.php +++ b/system/helpers/file_helper.php @@ -32,7 +32,7 @@ * @subpackage Helpers * @category Helpers * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/helpers/file_helpers.html + * @link http://codeigniter.com/user_guide/helpers/file_helper.html */ // ------------------------------------------------------------------------ @@ -44,38 +44,16 @@ if ( ! function_exists('read_file')) * * Opens the file specfied in the path and returns it as a string. * + * This function is DEPRECATED and should be removed in + * CodeIgniter 3.1+. Use file_get_contents() instead. + * + * @deprecated * @param string path to file * @return string */ function read_file($file) { - if ( ! file_exists($file)) - { - return FALSE; - } - - if (function_exists('file_get_contents')) - { - return file_get_contents($file); - } - - if ( ! $fp = @fopen($file, FOPEN_READ)) - { - return FALSE; - } - - flock($fp, LOCK_SH); - - $data = ''; - if (filesize($file) > 0) - { - $data =& fread($fp, filesize($file)); - } - - flock($fp, LOCK_UN); - fclose($fp); - - return $data; + return @file_get_contents($file); } } @@ -146,7 +124,7 @@ if ( ! function_exists('delete_files')) { delete_files($path.DIRECTORY_SEPARATOR.$filename, $del_dir, $level + 1, $htdocs); } - elseif ($htdocs === TRUE && ! preg_match('/^(\.htaccess|index\.(html|htm|php)|web\.config)$/i', $filename)) + elseif ($htdocs !== TRUE OR ! preg_match('/^(\.htaccess|index\.(html|htm|php)|web\.config)$/i', $filename)) { @unlink($path.DIRECTORY_SEPARATOR.$filename); } @@ -154,7 +132,7 @@ if ( ! function_exists('delete_files')) } @closedir($current_dir); - if ($del_dir == TRUE && $level > 0) + if ($del_dir === TRUE && $level > 0) { return @rmdir($path); } @@ -199,7 +177,7 @@ if ( ! function_exists('get_filenames')) } elseif ($file[0] !== '.') { - $_filedata[] = ($include_path == TRUE) ? $source_dir.$file : $file; + $_filedata[] = ($include_path === TRUE) ? $source_dir.$file : $file; } } closedir($fp); @@ -349,36 +327,23 @@ if ( ! function_exists('get_mime_by_extension')) { $extension = strtolower(substr(strrchr($file, '.'), 1)); - global $mimes; + static $mimes; if ( ! is_array($mimes)) { - if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); - } - elseif (is_file(APPPATH.'config/mimes.php')) - { - include(APPPATH.'config/mimes.php'); - } + $mimes =& get_mimes(); - if ( ! is_array($mimes)) + if (empty($mimes)) { return FALSE; } } - if (array_key_exists($extension, $mimes)) + if (isset($mimes[$extension])) { - if (is_array($mimes[$extension])) - { - // Multiple mime types, just give the first one - return current($mimes[$extension]); - } - else - { - return $mimes[$extension]; - } + return is_array($mimes[$extension]) + ? current($mimes[$extension]) // Multiple mime types, just give the first one + : $mimes[$extension]; } return FALSE; |