247 lines
3.8 KiB
PHP
247 lines
3.8 KiB
PHP
<?php
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namespace core;
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/**
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* Requires utils.php to be loaded before
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*/
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/**
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* Autoloading function
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*
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* @param \string $class_name Name of the class (with namespace)
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*
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* @throws \Exception
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*/
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function load_class(string $class_name) : void
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{
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$path = 'class' . \DIRECTORY_SEPARATOR . # WARNING: hard-coded path
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\str_replace('\\', \DIRECTORY_SEPARATOR, $class_name) .
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'.class.php';
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if (\is_file($path))
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{
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require_once($path);
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}
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else
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{
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throw new \Exception(\core\substitute(
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'the class {class} cannot be found in the path {path}',
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array('class' => $class_name, 'path' => $path),
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));
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}
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}
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/**
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* Check if the given string is a class name
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*
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* Use definition here: https://www.php.net/manual/en/language.oop5.basic.php
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* I don't use regex because they don't seems to work well
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*
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* @param \string $value
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*
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* @return \bool
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*/
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function is_class_name(string $value) : bool
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{
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$parts = \explode('\\', $value);
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foreach ($parts as $part)
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{
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if (\in_array(
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$part,
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array(
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'__halt_compiler', # defined here: https://www.php.net/manual/en/reserved.keywords.php
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'abstract',
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'and',
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'array',
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'as',
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'break',
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'callable',
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'case',
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'catch',
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'class',
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'clone',
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'const',
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'continue',
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'declare',
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'default',
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'die',
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'do',
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'echo',
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'else',
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'elseif',
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'empty',
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'enddeclare',
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'endfor',
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'endforeach',
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'endif',
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'endswitch',
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'endwhile',
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'eval',
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'exit',
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'extends',
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'final',
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'finally',
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'fn',
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'for',
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'foreach',
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'function',
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'global',
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'goto',
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'if',
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'implements',
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'include',
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'include_once',
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'instanceof',
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'insteadof',
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'interface',
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'isset',
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'list',
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'match',
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'namespace',
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'new',
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'or',
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'print',
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'private',
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'protected',
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'public',
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'readonly',
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'require',
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'require_once',
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'return',
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'static',
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'switch',
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'throw',
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'trait',
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'try',
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'unset',
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'use',
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'var',
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'while',
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'xor',
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'yield',
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'yield from', # contains a space so will not work even if not here, but still here because why not
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'__CLASS__',
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'__DIR__',
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'__FILE__',
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'__FUNCTION__',
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'__LINE__',
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'__METHOD__',
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'__NAMESPACE__',
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'__TRAIT__',
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'Directory', # defined here: https://www.php.net/manual/en/reserved.classes.php
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'stdClass',
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'__PHP_incomplete_Class',
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'Exception',
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'ErrorException',
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'php_user_filter',
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'Closure',
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'Generator',
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'ArithmeticError',
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'AssertionError',
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'DivisionByZeroError',
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'Error',
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'Throwable',
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'ParseError',
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'TypeError',
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'self',
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'parent',
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'int', # defined here: https://www.php.net/manual/en/reserved.other-reserved-words.php
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'float',
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'bool',
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'string',
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'true',
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'false',
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'null',
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'void',
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'iterable',
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'object',
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'mixed',
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'never',
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),
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))
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{
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return False;
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}
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if (\in_array($part[0], array(
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'1', '2', '3', '4', '5', '6', '7', '8', '9',
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)))
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{
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return False;
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}
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foreach (\str_split($part) as $char)
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{
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if (\in_array(
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$char,
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array(
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'$', # misc
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'#',
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'@',
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',',
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'.',
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':',
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';',
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'`', # string
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'\'',
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'"',
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'&', # operator
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'|',
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'+',
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'-',
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'*',
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'.',
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'/',
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'%',
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'^',
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'=',
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'~',
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'?',
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'!',
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'{', # delimiter
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'(',
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'[',
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']',
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')',
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'}',
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' ', # whitespace
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' ',
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' ',
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' ',
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'
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',
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' ',
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'
',
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' ',
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' ',
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'',
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' ',
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' ',
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' ',
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' ',
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' ',
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' ',
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' ',
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' ',
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' ',
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' ',
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' ',
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'',
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'',
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'',
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'
',
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'
',
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' ',
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' ',
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'',
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' ',
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'',
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)
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))
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{
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return False;
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}
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}
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}
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return True;
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}
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?>
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