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jtsternberg/heap-wp-plugin.php

Created January 27, 2017 16:33
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Heap WP plugin
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heap-wp-plugin.php
<?php
/**
* Plugin Name: Heap WordPress Integration
* Plugin URI: https://heapanalytics.com
* Description: This plugin adds the Heap snippet to your WordPress site.
* Version: 0.1.0
* Author: Heap
* Author URI: https://heapanalytics.com
* License: GPL
*/
/**
* Adds the Heap analytics snippet to the site's <head>
*
* @since 0.1.0
*
* @return void
*/
function heap_add_snippet_to_head() {
if ( ! defined( 'HEAP_APP_ID' ) ) {
return trigger_error( 'You need to define your HEAP_APP_ID in your wp-config.php file, `define( \'HEAP_APP_ID\', \'YOUR_APP_ID\' )`' );
}
?>
<script type="text/javascript">
window.heap=window.heap||[],heap.load=function(e,t){window.heap.appid=e,window.heap.config=t=t||{};var r=t.forceSSL||"https:"===document.location.protocol,a=document.createElement("script");a.type="text/javascript",a.async=!0,a.src=(r?"https:":"http:")+"//cdn.heapanalytics.com/js/heap-"+e+".js";var n=document.getElementsByTagName("script")[0];n.parentNode.insertBefore(a,n);for(var o=function(e){return function(){heap.push([e].concat(Array.prototype.slice.call(arguments,0)))}},p=["addEventProperties","addUserProperties","clearEventProperties","identify","removeEventProperty","setEventProperties","track","unsetEventProperty"],c=0;c<p.length;c++)heap[p[c]]=o(p[c])};
heap.load("<?php echo esc_attr( HEAP_APP_ID ); ?>");
</script>
<?php
}
add_action( 'wp_head', 'heap_add_snippet_to_head', 9999 );
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