diff options
Diffstat (limited to 'system/core/Common.php')
| -rw-r--r-- | system/core/Common.php | 140 |
1 files changed, 100 insertions, 40 deletions
diff --git a/system/core/Common.php b/system/core/Common.php index 8b897776f..981af4559 100644 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -44,13 +44,13 @@ if ( ! function_exists('is_php')) /** * Determines if the current version of PHP is greater then the supplied value * - * Since there are a few places where we conditionally test for PHP > 5 + * Since there are a few places where we conditionally test for PHP > 5.3 * we'll set a static variable. * * @param string * @return bool TRUE if the current version is $version or higher */ - function is_php($version = '5.0.0') + function is_php($version = '5.3.0') { static $_is_php; $version = (string) $version; @@ -172,7 +172,7 @@ if ( ! function_exists('load_class')) if ($name === FALSE) { // Note: We use exit() rather then show_error() in order to avoid a - // self-referencing loop with the Excptions class + // self-referencing loop with the Exceptions class set_status_header(503); exit('Unable to locate the specified class: '.$class.'.php'); } @@ -200,7 +200,7 @@ if ( ! function_exists('is_loaded')) { static $_is_loaded = array(); - if ($class != '') + if ($class !== '') { $_is_loaded[strtolower($class)] = $class; } @@ -231,21 +231,25 @@ if ( ! function_exists('get_config')) return $_config[0]; } - // Is the config file in the environment folder? - if ( ! defined('ENVIRONMENT') OR ! file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php')) + $file_path = APPPATH.'config/config.php'; + $found = FALSE; + if (file_exists($file_path)) { - $file_path = APPPATH.'config/config.php'; + $found = TRUE; + require($file_path); } - // Fetch the config file - if ( ! file_exists($file_path)) + // Is the config file in the environment folder? + if (defined('ENVIRONMENT') && file_exists($file_path = APPPATH.'config/'.ENVIRONMENT.'/config.php')) + { + require($file_path); + } + elseif ( ! $found) { set_status_header(503); exit('The configuration file does not exist.'); } - require($file_path); - // Does the $config array exist in the file? if ( ! isset($config) OR ! is_array($config)) { @@ -300,6 +304,32 @@ if ( ! function_exists('config_item')) // ------------------------------------------------------------------------ +if ( ! function_exists('get_mimes')) +{ + /** + * Returns the MIME types array from config/mimes.php + * + * @return array + */ + function &get_mimes() + { + static $_mimes = array(); + + if (defined('ENVIRONMENT') && is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php')) + { + $_mimes = include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'); + } + elseif (is_file(APPPATH.'config/mimes.php')) + { + $_mimes = include(APPPATH.'config/mimes.php'); + } + + return $_mimes; + } +} + +// ------------------------------------------------------------------------ + if ( ! function_exists('show_error')) { /** @@ -366,7 +396,7 @@ if ( ! function_exists('log_message')) { static $_log; - if (config_item('log_threshold') == 0) + if (config_item('log_threshold') === 0) { return; } @@ -401,6 +431,7 @@ if ( ! function_exists('set_status_header')) 300 => 'Multiple Choices', 301 => 'Moved Permanently', 302 => 'Found', + 303 => 'See Other', 304 => 'Not Modified', 305 => 'Use Proxy', 307 => 'Temporary Redirect', @@ -432,19 +463,23 @@ if ( ! function_exists('set_status_header')) 505 => 'HTTP Version Not Supported' ); - if ($code == '' OR ! is_numeric($code)) + if (empty($code) OR ! is_numeric($code)) { show_error('Status codes must be numeric', 500); } - if (isset($stati[$code]) && $text == '') - { - $text = $stati[$code]; - } + is_int($code) OR $code = (int) $code; - if ($text == '') + if (empty($text)) { - show_error('No status text available. Please check your status code number or supply your own message text.', 500); + if (isset($stati[$code])) + { + $text = $stati[$code]; + } + else + { + show_error('No status text available. Please check your status code number or supply your own message text.', 500); + } } $server_protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : FALSE; @@ -453,13 +488,9 @@ if ( ! function_exists('set_status_header')) { header('Status: '.$code.' '.$text, TRUE); } - elseif ($server_protocol === 'HTTP/1.0') - { - header('HTTP/1.0 '.$code.' '.$text, TRUE, $code); - } else { - header('HTTP/1.1 '.$code.' '.$text, TRUE, $code); + header(($server_protocol ? $server_protocol : 'HTTP/1.1').' '.$code.' '.$text, TRUE, $code); } } } @@ -487,29 +518,19 @@ if ( ! function_exists('_exception_handler')) */ function _exception_handler($severity, $message, $filepath, $line) { - // We don't bother with "strict" notices since they tend to fill up - // the log file with excess information that isn't normally very helpful. - // For example, if you are running PHP 5 and you use version 4 style - // class functions (without prefixes like "public", "private", etc.) - // you'll get notices telling you that these have been deprecated. - if ($severity == E_STRICT) - { - return; - } - $_error =& load_class('Exceptions', 'core'); - // Should we display the error? We'll get the current error_reporting + // Should we ignore the error? We'll get the current error_reporting // level and add its bits with the severity bits to find out. - if (($severity & error_reporting()) == $severity) + if (($severity & error_reporting()) !== $severity) { - $_error->show_php_error($severity, $message, $filepath, $line); + return; } - // Should we log the error? No? We're done... - if (config_item('log_threshold') == 0) + // Should we display the error? + if ((bool) ini_get('display_errors') === TRUE) { - return; + $_error->show_php_error($severity, $message, $filepath, $line); } $_error->log_exception($severity, $message, $filepath, $line); @@ -572,5 +593,44 @@ if ( ! function_exists('html_escape')) } } +// ------------------------------------------------------------------------ + +if ( ! function_exists('_stringify_attributes')) +{ + /** + * Stringify attributes for use in HTML tags. + * + * Helper function used to convert a string, array, or object + * of attributes to a string. + * + * @param mixed string, array, object + * @param bool + * @return string + */ + function _stringify_attributes($attributes, $js = FALSE) + { + $atts = NULL; + + if (empty($attributes)) + { + return $atts; + } + + if (is_string($attributes)) + { + return ' '.$attributes; + } + + $attributes = (array) $attributes; + + foreach ($attributes as $key => $val) + { + $atts .= ($js) ? $key.'='.$val.',' : ' '.$key.'="'.$val.'"'; + } + + return rtrim($atts, ','); + } +} + /* End of file Common.php */ /* Location: ./system/core/Common.php */
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