<?php
error_reporting(-1);
ini_set('display_errors', 1);
class system_tags {
function __call($name, $params) {
return '(METHOD "' . $name . '" WAS CALLED WITH PARAMS ' . implode(', ', $params) . ')';
}
}
class App {
function run() {
// Prerequisites.
$system_tags = new system_tags();
$core = new \stdClass();
$core->tags = array(
'hello' => 'tagHelloMethod("$0", "foo")',
'world' => 'tagWorldMethod("$0", "bar")',
);
$this->template = 'Blah blah {hello} blah blah {world}.';
$this->withRegexReplaceCallback($core, $system_tags);
echo $this->template . "\n";
}
function withRegexReplaceCallback($core, $system_tags) {
$callback = static function ($matches) use (& $tag_method, $system_tags) {
$callback = function ($subMatches) use ($matches) {
return $matches[$subMatches[1]];
};
$tag_method = preg_replace_callback('/(?:\\\\|\\$)(\d+)/', $callback, $tag_method);
return eval('return $system_tags->' . $tag_method . ';');
};
foreach($core->tags as $tag_name => $tag_method) {
$this->template = preg_replace_callback(
'/\{' . preg_quote($tag_name) . '\}/',
$callback,
$this->template
);
}
}
}
$app = new App();
$app->run();
preferences:
46.66 ms | 402 KiB | 5 Q