diff options
Diffstat (limited to 'system/core/Common.php')
| -rwxr-xr-x | system/core/Common.php | 75 |
1 files changed, 55 insertions, 20 deletions
diff --git a/system/core/Common.php b/system/core/Common.php index 1aca809ab..db9fbeb9f 100755 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -39,6 +39,8 @@ * @param string * @return bool TRUE if the current version is $version or higher */ +if ( ! function_exists('is_php')) +{ function is_php($version = '5.0.0') { static $_is_php; @@ -51,6 +53,7 @@ return $_is_php[$version]; } +} // ------------------------------------------------------------------------ @@ -64,6 +67,8 @@ * @access private * @return void */ +if ( ! function_exists('is_really_writable')) +{ function is_really_writable($file) { // If we're on a Unix server with safe_mode off we call is_writable @@ -96,6 +101,7 @@ fclose($fp); return TRUE; } +} // ------------------------------------------------------------------------ @@ -112,6 +118,8 @@ * @param string the class name prefix * @return object */ +if ( ! function_exists('load_class')) +{ function &load_class($class, $directory = 'libraries', $prefix = 'CI_') { static $_classes = array(); @@ -128,13 +136,13 @@ // thenin the local application/libraries folder foreach (array(BASEPATH, APPPATH) as $path) { - if (file_exists($path.$directory.'/'.$class.EXT)) + if (file_exists($path.$directory.'/'.$class.'.php')) { $name = $prefix.$class; if (class_exists($name) === FALSE) { - require($path.$directory.'/'.$class.EXT); + require($path.$directory.'/'.$class.'.php'); } break; @@ -142,13 +150,13 @@ } // Is the request a class extension? If so we load it too - if (file_exists(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.EXT)) + if (file_exists(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.'.php')) { $name = config_item('subclass_prefix').$class; if (class_exists($name) === FALSE) { - require(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.EXT); + require(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.'.php'); } } @@ -157,7 +165,7 @@ { // Note: We use exit() rather then show_error() in order to avoid a // self-referencing loop with the Excptions class - exit('Unable to locate the specified class: '.$class.EXT); + exit('Unable to locate the specified class: '.$class.'.php'); } // Keep track of what we just loaded @@ -166,6 +174,7 @@ $_classes[$class] = new $name(); return $_classes[$class]; } +} // -------------------------------------------------------------------- @@ -176,6 +185,8 @@ * @access public * @return array */ +if ( ! function_exists('is_loaded')) +{ function is_loaded($class = '') { static $_is_loaded = array(); @@ -187,6 +198,7 @@ return $_is_loaded; } +} // ------------------------------------------------------------------------ @@ -199,6 +211,8 @@ * @access private * @return array */ +if ( ! function_exists('get_config')) +{ function &get_config($replace = array()) { static $_config; @@ -209,9 +223,9 @@ } // Is the config file in the environment folder? - if ( ! defined('ENVIRONMENT') OR ! file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config'.EXT)) + if ( ! defined('ENVIRONMENT') OR ! file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php')) { - $file_path = APPPATH.'config/config'.EXT; + $file_path = APPPATH.'config/config.php'; } // Fetch the config file @@ -242,6 +256,7 @@ return $_config[0] =& $config; } +} // ------------------------------------------------------------------------ @@ -251,6 +266,8 @@ * @access public * @return mixed */ +if ( ! function_exists('config_item')) +{ function config_item($item) { static $_config_item = array(); @@ -268,6 +285,7 @@ return $_config_item[$item]; } +} // ------------------------------------------------------------------------ @@ -283,12 +301,15 @@ * @access public * @return void */ +if ( ! function_exists('show_error')) +{ function show_error($message, $status_code = 500, $heading = 'An Error Was Encountered') { $_error =& load_class('Exceptions', 'core'); echo $_error->show_error($heading, $message, 'error_general', $status_code); exit; } +} // ------------------------------------------------------------------------ @@ -302,12 +323,15 @@ * @access public * @return void */ +if ( ! function_exists('show_404')) +{ function show_404($page = '', $log_error = TRUE) { $_error =& load_class('Exceptions', 'core'); $_error->show_404($page, $log_error); exit; } +} // ------------------------------------------------------------------------ @@ -320,6 +344,8 @@ * @access public * @return void */ +if ( ! function_exists('log_message')) +{ function log_message($level = 'error', $message, $php_error = FALSE) { static $_log; @@ -332,6 +358,7 @@ $_log =& load_class('Log'); $_log->write_log($level, $message, $php_error); } +} // ------------------------------------------------------------------------ @@ -343,6 +370,8 @@ * @param string * @return void */ +if ( ! function_exists('set_status_header')) +{ function set_status_header($code = 200, $text = '') { $stati = array( @@ -417,6 +446,7 @@ header("HTTP/1.1 {$code} {$text}", TRUE, $code); } } +} // -------------------------------------------------------------------- @@ -434,6 +464,8 @@ * @access private * @return void */ +if ( ! function_exists('_exception_handler')) +{ function _exception_handler($severity, $message, $filepath, $line) { // We don't bother with "strict" notices since they tend to fill up @@ -463,19 +495,22 @@ $_error->log_exception($severity, $message, $filepath, $line); } +} - // -------------------------------------------------------------------- - - /** - * Remove Invisible Characters - * - * This prevents sandwiching null characters - * between ascii characters, like Java\0script. - * - * @access public - * @param string - * @return string - */ +// -------------------------------------------------------------------- + +/** + * Remove Invisible Characters + * + * This prevents sandwiching null characters + * between ascii characters, like Java\0script. + * + * @access public + * @param string + * @return string + */ +if ( ! function_exists('remove_invisible_characters')) +{ function remove_invisible_characters($str, $url_encoded = TRUE) { $non_displayables = array(); @@ -499,7 +534,7 @@ return $str; } - +} /* End of file Common.php */ /* Location: ./system/core/Common.php */
\ No newline at end of file |