Minifys and escapes a HTML file ready for deploying via JS

gistfile1.php

<?php

class Ebook {

	public $input = 'ebook.html';
	public $output = 'ebook.min.html';


	public function __construct($array)
	{
		foreach($array as $k => $v)
          $this->$k = $v;
	}

	public function	generate_file()
	{
		$content = $this->get_content();
		$content = $this->minify_escape($content);
	
		file_put_contents($this->output, $content);
	}
	
	
	private function get_content()
	{
		return file_get_contents($this->input);
	}
	
	
	private function minify_escape($content)
	{
		$content = preg_replace(
		    array(
		        '/ {2,}/',
		        '/<!--.*?-->|\t|(?:\r?\n[ \t]*)+/s'
		    ),
		    array(
		        ' ',
		        ''
		    ),
		    $content
		);
		
		$content = str_replace(
			array(
				'"',
				'<script',
				'</script>',
			),
			array(
				'\"',
				'<scr"+"ipt',
				'<"+"/script>',
			),
			$content
		);
		
		return $content;
	}
}

$ebook = new Ebook(array('ebook.html', 'ebook.min.html'));
$ebook->generate_file();