Leverage browser caching - .htaccess help

Code: Select all

# Rabbit Rabbit Security Upgrade, enhanced by Ernie 04/10/2016
Options +SymLinksIfOwnerMatch

# Prevent Directory listing 
Options -Indexes

# Prevent Direct Access to files
<FilesMatch "\.(tpl|ini|log)">
 Order deny,allow
 Deny from all
</FilesMatch>

# disable etags
FileETag none

# SEO URL Settings
RewriteEngine On
RewriteBase /shop/
 
RewriteRule ^sitemap.xml$ index.php?route=feed/google_sitemap [L]
RewriteRule ^googlebase.xml$ index.php?route=feed/google_base [L]
RewriteRule ^download/(.*) /index.php?route=error/not_found [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_URI} !.*\.(ico|gif|jpg|jpeg|png|js|css)
RewriteRule ^([^?]*) index.php?_route_=$1 [L,QSA]

# Enable Gzip Compression
AddOutputFilterByType DEFLATE text/text
AddOutputFilterByType DEFLATE text/plain
AddOutputFilterByType DEFLATE text/html
AddOutputFilterByType DEFLATE text/xml
AddOutputFilterByType DEFLATE text/css
AddOutputFilterByType DEFLATE application/xml
AddOutputFilterByType DEFLATE application/xhtml+xml
AddOutputFilterByType DEFLATE application/rss+xml
AddOutputFilterByType DEFLATE application/javascript
AddOutputFilterByType DEFLATE application/x-javascript
AddOutputFilterByType DEFLATE text/javascript
AddOutputFilterByType DEFLATE application/vnd.ms-fontobject
AddOutputFilterByType DEFLATE application/x-font
AddOutputFilterByType DEFLATE application/x-font-opentype
AddOutputFilterByType DEFLATE application/x-font-otf
AddOutputFilterByType DEFLATE application/x-font-truetype
AddOutputFilterByType DEFLATE application/x-font-ttf
AddOutputFilterByType DEFLATE font/opentype
AddOutputFilterByType DEFLATE font/otf
AddOutputFilterByType DEFLATE font/ttf
AddOutputFilterByType DEFLATE image/svg+xml
AddOutputFilterByType DEFLATE image/x-icon

# Remove Browser Bugs
BrowserMatch ^Mozilla/4 gzip-only-text/html
BrowserMatch ^Mozilla/4\.0[678] no-gzip
BrowserMatch \bMSIE !no-gzip !gzip-only-text/html
Header append Vary User-Agent

<IfModule mod_deflate.c>
<FilesMatch "\.(js|css)$">
SetOutputFilter DEFLATE
</FilesMatch>
</IfModule>

# cache gif, jpg, and png files for one week
<FilesMatch ".(gif|jpg|png)$">
Header set Cache-Control "max-age=604800"
</FilesMatch>

# Leverage Browser Caching
<IfModule mod_expires.c>
 ExpiresActive On
 ExpiresByType image/jpg "access plus 1 week"
 ExpiresByType image/jpeg "access plus 1 week"
 ExpiresByType image/gif "access plus 1 week"
 ExpiresByType image/png "access plus 1 week"
 ExpiresByType text/css "access plus 1 week"
 ExpiresByType application/pdf "access plus 1 week"
 ExpiresByType text/x-javascript "access plus 1 week"
 ExpiresByType application/x-shockwave-flash "access plus 1 week"
 ExpiresByType image/x-icon "access plus 1 week"
 ExpiresDefault "access plus 1 week"
</IfModule>

Code: Select all

<?php
class Response {
	private $headers = array();
	private $level = 0;
	private $output;

	public function addHeader($header) {
		$this->headers[] = $header;
	}

	public function redirect($url, $status = 302) {
		header('Location: ' . str_replace(array('&', "\n", "\r"), array('&', '', ''), $url), true, $status);
		exit();
	}

	public function setCompression($level) {
		$this->level = $level;
	}

	public function setOutput($output) {
		$this->output = $output;
	}

	public function getOutput() {
		return $this->output;
	}

	private function compress($data, $level = 0) {
		if (isset($_SERVER['HTTP_ACCEPT_ENCODING']) && (strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== false)) {
			$encoding = 'gzip';
		}

		if (isset($_SERVER['HTTP_ACCEPT_ENCODING']) && (strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'x-gzip') !== false)) {
			$encoding = 'x-gzip';
		}

		if (!isset($encoding) || ($level < -1 || $level > 9)) {
			return $data;
		}

		if (!extension_loaded('zlib') || ini_get('zlib.output_compression')) {
			return $data;
		}

		if (headers_sent()) {
			return $data;
		}

		if (connection_status()) {
			return $data;
		}

		$this->addHeader('Content-Encoding: ' . $encoding);

		return gzencode($data, (int)$level);
	}

	public function output() {
		
		if ($this->output) {
			
			if ($this->level) {
				$output = $this->compress(minify($this->output), $this->level);
			} else {
				$output = minify($this->output);
			}

			if (!headers_sent()) {
				foreach ($this->headers as $header) {
					header($header, true);
				}
			}

			echo $output;
		}
	}
}


function minify($html)
{
	$html = preg_replace("`>\s+<`", "> <", $html);
	$replace = array(
		'&nbsp;' => '&#160;',
		'&copy;' => '&#169;',
		'&acirc;' => '&#226;',
		'&cent;' => '&#162;',
		'&raquo;' => '&#187;',
		'&laquo;' => '&#171;'
	);
	return $html;
}		
?>