%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace SearchWP_Metrics\Events;
// exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) exit;
/**
* Class Click
* @package SearchWP_Metrics
*/
class Click {
private $search;
private $url_param;
private $loop_starts = 0;
private $loop_ends = 0;
/**
* Click constructor.
*
* @param \SearchWP_Metrics\Search $search
* @param $url_param
*/
function __construct( \SearchWP_Metrics\Search $search, $url_param ) {
$this->search = $search;
$this->url_param = $url_param;
add_filter( 'post_link', array( $this, 'the_permalink' ) );
add_filter( 'page_link', array( $this, 'the_permalink' ) );
add_filter( 'post_type_link', array( $this, 'the_permalink' ) );
add_filter( 'attachment_link', array( $this, 'the_permalink' ) );
add_filter( 'the_permalink', array( $this, 'the_permalink' ) );
add_action( 'loop_start', function() {
$this->loop_starts++;
});
add_action( 'loop_end', function() {
$this->loop_ends++;
});
}
/**
* Adds tracking parameter to permalinks
*
* @param $url
*
* @return string
*/
function the_permalink( $url ) {
if ( ! $this->is_search_results_loop() && ! $this->doing_link_tracking() ) {
return $url;
}
$tracked_permalink = add_query_arg(
array(
$this->url_param => $this->search->get_query_hash(),
$this->url_param . 'nonce' => wp_create_nonce( $this->url_param . $this->search->get_query_hash() )
),
$url
);
return apply_filters( 'searchwp_metrics_tracked_permalink', $tracked_permalink );
}
/**
* Whether we're in The Loop for a search results page
*
* @return bool
*/
function is_search_results_loop() {
// This check accounts for circumstances where multiple Loops are on the page
return is_main_query()
&& (
is_search()
||
( did_action( 'searchwp_after_query_index' ) || did_action( 'searchwp\query\before' ) )
)
&& $this->loop_starts > $this->loop_ends;
}
/**
* Check for manual link tracking actions
*
* @return bool
*/
function doing_link_tracking() {
return did_action( 'searchwp_metrics_click_tracking_start' ) && ! did_action( 'searchwp_metrics_click_tracking_stop' );
}
}
Zerion Mini Shell 1.0