README

Return the canonical url from a string of html

Usage

$canonical = new \Canonical\Canonical;

// using some string of html fetched via curl or file get contents or carrier pigeon
$html = file_get_contents('website.html');

$canonical->url($html);
//// http://www.yourlink.com

Installation

Use composer

composer require willwashburn/canonical

Alternatively, add "willwashburn/canonical": "~3.1" to your composer.json

Change Log

• v3.1.3 - Improve regex to match window.location =
• v3.1.2 - Loosen dom crawler class requirements
• v3.1.1 - Remove Javascript redirects from default extractors
• v3.1.0 - Use more consistent naming for extractor class; drop nightly support
• v3.0.0 - Parse Javascript redirects similar to http-refresh tags
• v2.1.1 - Fix bug when calling same html twice with same instance of canonical
• v2.1.0 - Allow accessing url with utm params and hash anchors in return object
• v2.0.0 - Parse http-refresh tags; New namespace; New return object
• v1.2.1 - Favor canonical tag over og:url tag
• v1.2.0 - Remove utm params and hash anchors
• v1.1.0 - Search for twitter:url meta tags if no others are found
• v1.0.2 - Fix support for php 5.4
• v1.0.1 - Clear crawler before use
• v1.0.0 - Basic tag finding for og:link and link rel=canonical using symfony dom crawler