Proper Meta tags For Custom Designed PHP Website's

<!DOCTYPE html>
<html lang="en" itemscope itemtype="">
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta content='width=device-width, initial-scale=1, maximum-scale=1' name='viewport'/>
<?php $current_page = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
 echo '<link rel="canonical" href="'.$current_page.'" itemprop="url"/>'; ?>

<!-- Seo Meta Tags -->
<title>Current Page Title</title>
<meta name="description" content="Current page Description." />
<meta name="robots" content="index,follow">
<link href='Favicon URL' rel='icon' type='image/x-icon'/> //Your Favicon URL

<!-- Twitter Card data -->
<meta name="twitter:card" content="summary">
<meta name="twitter:site" content="@username"> //Your Twitter ID user name with @
<meta name="twitter:title" content="current page Tilte">
<meta name="twitter:description" content="current page Description.">
<meta name="twitter:creator" content="@usename"> //Your Twitter ID user name with @
<meta name="twitter:image" content="YOUR Image URl"> //og Image For Thumbnail

<!-- Facebook Open Graph data -->
<meta property="og:title" content="Page Title" />
<meta property="og:type" content="article"/>
<meta property="og:url" content="<?= "".$_SERVER['REQUEST_URI']; ?>" />
<meta property="og:image" content="OG Image URL"/>
<meta property="og:description" content="Website Description." /> 
<meta property="og:site_name" content="Page Title" />
<meta property="fb:admins" content="YOUR PROFILE ID" /> //Your Profile ID Not a profile URl use this website to find UR Profile IT (
<meta property="fb:app_id" content="YOUR APP ID" /> //Your APP Id
<meta content='YOUR FB PROFLE URL' property='article:author'/> //Your Profile URL
<meta property="article:publisher" content="YOUR PAGE URL" /> //Your Page URL

<!-- Google+ Meta Tags. -->
<meta itemprop="name" content="Current Page Title">
<meta itemprop="description" content="Current Page Description.">
<meta itemprop="image" content="Og Image Url"> //OG Image for Thumbnail
<!-- CSS Files -->



// Your Site Content or other Codings //

<!-- Js Files -->