78 lines
1.9 KiB
PHP
78 lines
1.9 KiB
PHP
<?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', $constants)) {
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foreach ($constants['Core'] as $constant => $value) {
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if (substr($constant, 0, 2) == 'E_' && $value == $error_code) {
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return $constant;
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}
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}
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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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