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<?php |
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/** |
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* Whoops - php errors for cool kids |
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* @author Filipe Dobreira <http://github.com/filp> |
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*/ |
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namespace Whoops\Util; |
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class Misc |
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{ |
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/** |
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* Can we at this point in time send HTTP headers? |
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* |
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* Currently this checks if we are even serving an HTTP request, |
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* as opposed to running from a command line. |
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* |
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* If we are serving an HTTP request, we check if it's not too late. |
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* |
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* @return bool |
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*/ |
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public static function canSendHeaders() |
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{ |
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return isset($_SERVER["REQUEST_URI"]) && !headers_sent(); |
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} |
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public static function isAjaxRequest() |
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{ |
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return ( |
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!empty($_SERVER['HTTP_X_REQUESTED_WITH']) |
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&& strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest'); |
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} |
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/** |
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* Check, if possible, that this execution was triggered by a command line. |
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* @return bool |
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*/ |
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public static function isCommandLine() |
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{ |
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return PHP_SAPI == 'cli'; |
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} |
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/** |
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* Translate ErrorException code into the represented constant. |
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* |
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* @param int $error_code |
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* @return string |
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*/ |
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public static function translateErrorCode($error_code) |
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{ |
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$constants = get_defined_constants(true); |
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if (array_key_exists('Core', $constants)) { |
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2 |
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foreach ($constants['Core'] as $constant => $value) { |
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2 |
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if (substr($constant, 0, 2) == 'E_' && $value == $error_code) { |
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return $constant; |
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} |
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2 |
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} |
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1 |
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} |
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return "E_UNKNOWN"; |
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} |
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/** |
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* Determine if an error level is fatal (halts execution) |
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* |
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* @param int $level |
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* @return bool |
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*/ |
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public static function isLevelFatal($level) |
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{ |
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$errors = E_ERROR; |
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$errors |= E_PARSE; |
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$errors |= E_CORE_ERROR; |
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$errors |= E_CORE_WARNING; |
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$errors |= E_COMPILE_ERROR; |
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$errors |= E_COMPILE_WARNING; |
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return ($level & $errors) > 0; |
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} |
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} |
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filp /
whoops
