static function getClosure($fn)
{
$source = new \ReflectionFunction($fn);
$class = $source->getFileName();
$beginLine = $source->getStartLine();
$endLine = $source->getEndline();
return "{$class} {$beginLine} : {$endLine}";
}
/**
* Show reflection
*
* Show reflection
*
* <code>
* Panda_Debug::reflect('BEAR_Form'); // Class
* Panda_Debug::reflect($obj); // Objecy
* Panda_Debug::reflect('p'); // Function
* </code>
*
* @param string $target target
* @param boll $cehckParent check parent class
*
* @return void
*/
public static function reflect($target, $cehckParent = false)
{
if (is_object($target)) {
$target = get_class($target);
}
switch (true) {
case function_exists($target):
$ref = new ReflectionFunction($target);
$info['name'] = $ref->isInternal() ? 'The internal ' : 'The user-defined ';
$info['name'] .= $targetName = $ref->getName();
$info['declare in'] = $ref->getFileName() . ' lines ' . $ref->getStartLine() . ' to ' . $ref->getEndline();
$info['Documentation'] = $ref->getDocComment();
$statics = $ref->getStaticVariables();
if ($statics) {
$info['Static variables'] = $statics;
}
$type = 'function';
break;
case class_exists($target, false):
$ref = new ReflectionClass($target);
$type = 'class';
$info['name'] = $ref->isInternal() ? 'The internal ' : 'The user-defined ';
$info['name'] .= $ref->isAbstract() ? ' abstract ' : '';
$info['name'] .= $ref->isFinal() ? ' final ' : '';
$info['name'] .= $ref->isInterface() ? 'interface ' : 'class ';
$info['name'] .= $targetName = $ref->getName();
$info['declare in'] = $ref->getFileName() . ' lines ' . $ref->getStartLine() . ' to ' . $ref->getEndline();
$info['modifiers'] = Reflection::getModifierNames($ref->getModifiers());
$info['Documentation'] = $ref->getDocComment();
$info['Implements'] = $ref->getInterfaces();
$info['Constants'] = $ref->getConstants();
foreach ($ref->getProperties() as $prop) {
// ReflectionProperty クラスのインスタンスを生成する
$propRef = new ReflectionProperty($targetName, $prop->name);
if ($propRef->isPublic()) {
$porps[] = $prop->name;
}
}
// $info['Public Properties'] = $porps;
foreach ($ref->getMethods() as $method) {
$methodRef = new ReflectionMethod($targetName, $method->name);
if ($methodRef->isPublic() || $method->isStatic()) {
$final = $method->isFinal() ? 'final ' : '';
$pubic = $method->isPublic() ? 'public ' : '';
$static = $method->isStatic() ? ' static ' : '';
$methods[] = sprintf("%s%s%s %s", $final, $pubic, $static, $method->name);
}
}
$info['Public Methods'] = $methods;
if ($ref->isInstantiable() && is_object($target)) {
$info['isInstance ?'] = $ref->isInstance($target) ? 'yes' : 'no';
}
if ($parent) {
$info['parent'] .= $ref->getParentClass();
}
break;
default:
$type = 'Invalid Object/Class';
$targetName = $target;
$info = null;
break;
}
print_a($info, "show_objects:1;label: Reflection of {$type} '{$targetName}'");
}
function show_info($function, $basic = 0)
{
$func = new ReflectionFunction($function);
$ret = '';
$ret .= "<pre><strong>Information:</strong>\n" . var_export($func->getDocComment(), 1) . "</pre>\n";
if ($basic) {
$ret .= "<pre><pre>===> The " . ($func->isInternal() ? 'internal' : 'user-defined') . " function '" . $func->getName() . "'\n" . "\tdeclared in " . $func->getFileName() . "\n\tlines " . $func->getStartLine() . " to " . $func->getEndline() . "</pre>\n";
}
return $ret;
}
public function serializeClosure(callable $closure)
{
$ref = new \ReflectionFunction($closure);
$file = $ref->getFileName();
$start = $ref->getStartLine();
$end = $ref->getEndline();
$content = file($file);
$code = [];
for ($i = $start - 1; $i < $end; $i++) {
$code[] = trim($content[$i]);
}
$code = implode('', $code) . 'end';
$function = 'function (' . Utils::cut('function (', '});end', $code) . '}';
return $function;
}
<pre>
<?php
function sayHello($name, $h)
{
static $count = 0;
return "<h{$h}>Hello, {$name}</h{$h}>";
}
// Обзор функции
Reflection::export(new ReflectionFunction('sayHello'));
// Создание экземпляра класса ReflectionFunction
$func = new ReflectionFunction('sayHello');
// Вывод основной информации
printf("<p>===> %s функция '%s'\n" . " объявлена в %s\n" . " строки с %d по %d\n", $func->isInternal() ? 'Internal' : 'User-defined', $func->getName(), $func->getFileName(), $func->getStartLine(), $func->getEndline());
// Вывод статических переменных, если они есть
if ($statics = $func->getStaticVariables()) {
printf("<p>---> Статическая переменная: %s\n", var_export($statics, 1));
}
// Вызов функции
printf("<p>---> Результат вызова: ");
$result = $func->invoke("John", "1");
echo $result;
?>
</pre>
/**
*/
function get_function_source($name)
{
$r = new ReflectionFunction($name);
$info = ['name' => $r->getName(), 'file' => $r->getFileName(), 'line_start' => $r->getStartLine(), 'line_end' => $r->getEndline(), 'params' => $r->getParameters(), 'comment' => $r->getDocComment()];
$info['source'] = $this->get_file_slice($info['file'], $info['line_start'], $info['line_end']);
return $info;
}
static $var = 1;
}
$func = new ReflectionFunction("test");
var_dump($func->export("test"));
echo "--getName--\n";
var_dump($func->getName());
echo "--isInternal--\n";
var_dump($func->isInternal());
echo "--isUserDefined--\n";
var_dump($func->isUserDefined());
echo "--getFilename--\n";
var_dump($func->getFilename());
echo "--getStartline--\n";
var_dump($func->getStartline());
echo "--getEndline--\n";
var_dump($func->getEndline());
echo "--getDocComment--\n";
var_dump($func->getDocComment());
echo "--getStaticVariables--\n";
var_dump($func->getStaticVariables());
echo "--invoke--\n";
var_dump($func->invoke(array(1, 2, 3)));
echo "--invokeArgs--\n";
var_dump($func->invokeArgs(array(1, 2, 3)));
echo "--returnsReference--\n";
var_dump($func->returnsReference());
echo "--getParameters--\n";
var_dump($func->getParameters());
echo "--getNumberOfParameters--\n";
var_dump($func->getNumberOfParameters());
echo "--getNumberOfRequiredParameters--\n";
