public function testGetContent()
{
$html = "<html><head><title<>?>rand</title></head><body><script src=''>sad</script><style>sad</style>hello<a>another thing</a></body></html>";
file_put_contents("./test.html", $html);
$webFilter = new WebPageFilter("./test.html");
$content = $webFilter->getContent();
$this->assertEquals("helloanother thing", $content);
}
<?php
require_once __DIR__ . "/WebPageFilter.php";
$content = "";
if (isset($_POST['url'])) {
$webFilter = new WebPageFilter($_POST['url']);
$content = $webFilter->getContent();
}
?>
<html>
<body>
<form method="post" action="">
<input type="text" name="url" value="<?php
echo $_POST['url'];
?>
">
<input type="submit">
</form>
<hr/>
<?php
echo $content;
?>
</body>
</html>