a22573bf0b
- WordPress core y plugins - Tema Twenty Twenty-Four configurado - Plugin allow-unfiltered-html.php simplificado - .gitignore configurado para excluir wp-config.php y uploads 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
410 lines
10 KiB
PHP
Executable File
410 lines
10 KiB
PHP
Executable File
<?php
|
|
/**
|
|
* Thrive Themes - https://thrivethemes.com
|
|
*
|
|
* @package thrive-ab-page-testing
|
|
*/
|
|
|
|
if ( ! defined( 'ABSPATH' ) ) {
|
|
exit; // Silence is golden
|
|
}
|
|
|
|
class Thrive_AB_Test_Item extends Thrive_AB_Model {
|
|
|
|
/**
|
|
* @var Thrive_AB_Test_Item
|
|
*/
|
|
protected $control;
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
public function get_data() {
|
|
return array(
|
|
'id' => $this->id,
|
|
'variation_id' => $this->variation_id,
|
|
'test_id' => $this->test_id,
|
|
'thankyou_id' => $this->thankyou_id,
|
|
'page_id' => $this->page_id,
|
|
'title' => $this->title,
|
|
'is_control' => (bool) $this->is_control,
|
|
'active' => $this->active,
|
|
'is_winner' => $this->is_winner,
|
|
'impressions' => $this->impressions,
|
|
'unique_impressions' => $this->unique_impressions,
|
|
'stopped_date' => date( 'j F Y', strtotime( $this->stopped_date ) ),
|
|
'preview_link' => $this->get_preview_link(),
|
|
'editor_link' => $this->get_editor_link(),
|
|
'traffic' => $this->get_traffic(),
|
|
'conversions' => $this->conversions,
|
|
'revenue' => $this->revenue,
|
|
'revenue_visitor' => $this->revenue_per_visitor(),
|
|
'conversion_rate' => $this->conversion_rate(),
|
|
'improvement' => $this->get_improvement(),
|
|
'chance_to_beat_orig' => $this->get_chance_to_beat_original(),
|
|
);
|
|
}
|
|
|
|
public function get_preview_link() {
|
|
|
|
$url = '';
|
|
|
|
/**@var $this ->>variation Thrive_AB_Variation */
|
|
if ( $this->variation instanceof Thrive_AB_Variation ) {
|
|
$url = $this->variation->get_preview_url();
|
|
}
|
|
|
|
return $url;
|
|
}
|
|
|
|
public function get_editor_link() {
|
|
|
|
$url = '';
|
|
|
|
/**@var $this ->>variation Thrive_AB_Variation */
|
|
if ( $this->variation instanceof Thrive_AB_Variation ) {
|
|
if ( current_user_can( 'edit_post', $this->variation->get_data()['ID'] ) ) {
|
|
$url = $this->variation->get_editor_url();
|
|
}
|
|
}
|
|
|
|
return $url;
|
|
}
|
|
|
|
public function get_traffic() {
|
|
$traffic = '';
|
|
|
|
/**@var $this ->>variation Thrive_AB_Variation */
|
|
if ( $this->variation instanceof Thrive_AB_Variation ) {
|
|
$traffic = (int) $this->variation->get_meta()->get( 'traffic' );
|
|
}
|
|
|
|
return $traffic;
|
|
}
|
|
|
|
/**
|
|
* @return mixed|null
|
|
*/
|
|
public function get_impressions() {
|
|
return $this->unique_impressions;
|
|
}
|
|
|
|
/**
|
|
* @return mixed|null
|
|
*/
|
|
public function get_conversions() {
|
|
return $this->conversions;
|
|
}
|
|
|
|
/**
|
|
* @return float
|
|
*/
|
|
public function get_chance_to_beat_original() {
|
|
|
|
$chance = $this->chance( $this->get_control()->conversion_rate(), $this->get_control()->unique_impressions );
|
|
|
|
if ( $chance === false ) {
|
|
return 0.0;
|
|
}
|
|
|
|
return $chance;
|
|
}
|
|
|
|
/**
|
|
* Returns the improvement for current test item
|
|
*
|
|
* @return float
|
|
*/
|
|
public function get_improvement() {
|
|
|
|
$control_conversion_rate = $this->get_control()->conversion_rate();
|
|
|
|
if ( $control_conversion_rate == 0 ) {
|
|
return 0;
|
|
}
|
|
|
|
return round( ( ( $this->conversion_rate() - $control_conversion_rate ) * 100 ) / $control_conversion_rate, 2 );
|
|
}
|
|
|
|
/**
|
|
* Calculates the revenue per visitor
|
|
*
|
|
* @return float
|
|
*/
|
|
public function revenue_per_visitor() {
|
|
|
|
$this->unique_impressions = (int) $this->unique_impressions;
|
|
$value = 0.0;
|
|
|
|
if ( $this->unique_impressions !== 0 ) {
|
|
$value = round( $this->revenue / $this->unique_impressions, 2 );
|
|
}
|
|
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* Calculate conversion rate for current test item
|
|
*
|
|
* @return float
|
|
*/
|
|
public function conversion_rate() {
|
|
|
|
$conversions = (int) $this->conversions;
|
|
$impressions = (int) $this->unique_impressions;
|
|
$conversion_rate = 0.0;
|
|
|
|
if ( $conversions !== 0 && $impressions !== 0 ) {
|
|
$conversion_rate = round( 100 * ( $conversions / $impressions ), 2 );
|
|
}
|
|
|
|
return $conversion_rate;
|
|
}
|
|
|
|
/**
|
|
* Calculate the chance of current variation to beat the original during a test
|
|
*
|
|
* @param float $control_conversion_rate
|
|
* @param float $control_unique_impressions
|
|
*
|
|
* @return string
|
|
*/
|
|
public function chance( $control_conversion_rate, $control_unique_impressions ) {
|
|
|
|
if ( $this->unique_impressions == 0 || $control_unique_impressions == 0 ) {
|
|
return false;
|
|
}
|
|
|
|
$variation_conversion_rate = $this->conversion_rate() / 100;
|
|
$control_conversion_rate = (float) $control_conversion_rate / 100;
|
|
|
|
//standard deviation = sqrt((conversionRate*(1-conversionRate)/uniqueImpressions)
|
|
$variation_standard_deviation = sqrt( ( $variation_conversion_rate * ( 1 - $variation_conversion_rate ) / $this->unique_impressions ) );
|
|
$control_standard_deviation = sqrt( ( $control_conversion_rate * ( 1 - $control_conversion_rate ) / $control_unique_impressions ) );
|
|
|
|
if ( ( $variation_standard_deviation == 0 && $control_standard_deviation == 0 ) || ( is_nan( $variation_standard_deviation ) || is_nan( $control_standard_deviation ) ) ) {
|
|
return false;
|
|
}
|
|
//z-score = (control_conversion_rate - variation_conversion_rate) / sqrt((controlStandardDeviation^2)+(variationStandardDeviation^2))
|
|
$z_score = ( $control_conversion_rate - $variation_conversion_rate ) / sqrt( pow( $control_standard_deviation, 2 ) + pow( $variation_standard_deviation, 2 ) );
|
|
|
|
if ( is_nan( $z_score ) ) {
|
|
return false;
|
|
}
|
|
|
|
//Confidence_level (which is synonymous with “chance to beat original”) = normdist(z-score)
|
|
$confidence_level = $this->normal_distribution( $z_score );
|
|
if ( $confidence_level === false ) {
|
|
return false;
|
|
}
|
|
|
|
return number_format( round( ( 1 - $confidence_level ) * 100, 2 ), 2 );
|
|
}
|
|
|
|
/**
|
|
* Function that will generate a cumulative normal distribution and return the confidence level as a number between 0 and 1
|
|
*
|
|
* @param $x
|
|
*
|
|
* @return float
|
|
*/
|
|
protected function normal_distribution( $x ) {
|
|
|
|
$b1 = 0.319381530;
|
|
$b2 = - 0.356563782;
|
|
$b3 = 1.781477937;
|
|
$b4 = - 1.821255978;
|
|
$b5 = 1.330274429;
|
|
$p = 0.2316419;
|
|
$c = 0.39894228;
|
|
|
|
if ( $x >= 0.0 ) {
|
|
if ( ( 1.0 + $p * $x ) == 0 ) {
|
|
return false;
|
|
}
|
|
$t = 1.0 / ( 1.0 + $p * $x );
|
|
|
|
return ( 1.0 - $c * exp( - $x * $x / 2.0 ) * $t * ( $t * ( $t * ( $t * ( $t * $b5 + $b4 ) + $b3 ) + $b2 ) + $b1 ) );
|
|
}
|
|
|
|
if ( ( 1.0 - $p * $x ) == 0 ) {
|
|
return false;
|
|
}
|
|
|
|
$t = 1.0 / ( 1.0 - $p * $x );
|
|
|
|
return ( $c * exp( - $x * $x / 2.0 ) * $t * ( $t * ( $t * ( $t * ( $t * $b5 + $b4 ) + $b3 ) + $b2 ) + $b1 ) );
|
|
}
|
|
|
|
/**
|
|
* @inheritdoc
|
|
*/
|
|
protected function _table_name() {
|
|
|
|
return thrive_ab()->table_name( 'test_items' );
|
|
}
|
|
|
|
/**
|
|
* @inheritdoc
|
|
*/
|
|
protected function _get_default_data() {
|
|
|
|
$defaults = array(
|
|
'is_control' => 0,
|
|
'is_winner' => 0,
|
|
'impressions' => 0,
|
|
'unique_impressions' => 0,
|
|
'conversions' => 0,
|
|
'revenue' => 0.0,
|
|
'active' => true,
|
|
'stopped_date' => null,
|
|
);
|
|
|
|
return $defaults;
|
|
}
|
|
|
|
/**
|
|
* @inheritdoc
|
|
*/
|
|
protected function is_valid() {
|
|
|
|
$is_valid = true;
|
|
if ( ! ( $this->page_id ) ) {
|
|
$is_valid = false;
|
|
} elseif ( ! ( $this->variation_id ) ) {
|
|
$is_valid = false;
|
|
} elseif ( ! ( $this->test_id ) ) {
|
|
$is_valid = false;
|
|
} elseif ( ! ( $this->title ) ) {
|
|
$is_valid = false;
|
|
}
|
|
|
|
return $is_valid;
|
|
}
|
|
|
|
public function get_total_conversions( $test_id ) {
|
|
|
|
$sql = 'SELECT SUM(conversions) as total_conversions FROM ' . $this->_table_name() . ' WHERE test_id = %d LIMIT 1';
|
|
$params = array( $test_id );
|
|
|
|
return $this->wpdb->get_row( $this->wpdb->prepare( $sql, $params ) );
|
|
}
|
|
|
|
/**
|
|
* Init by filters
|
|
*
|
|
* @param array $filters
|
|
*
|
|
* @throws Exception
|
|
*/
|
|
public function init_by_filters( $filters = array() ) {
|
|
if ( empty( $filters ) ) {
|
|
throw new Exception( __( 'Invalid filters', 'thrive-ab-page-testing' ) );
|
|
}
|
|
|
|
$sql = 'SELECT * FROM ' . $this->_table_name() . ' WHERE 1 ';
|
|
$params = array();
|
|
|
|
if ( ! empty( $filters['id'] ) ) {
|
|
$sql .= 'AND `id` = %d ';
|
|
$params [] = $filters['id'];
|
|
}
|
|
|
|
if ( ! empty( $filters['page_id'] ) ) {
|
|
$sql .= 'AND `page_id` = %d ';
|
|
$params [] = $filters['page_id'];
|
|
}
|
|
|
|
if ( ! empty( $filters['variation_id'] ) ) {
|
|
$sql .= 'AND `variation_id` = %d ';
|
|
$params [] = $filters['variation_id'];
|
|
}
|
|
|
|
if ( ! empty( $filters['test_id'] ) ) {
|
|
$sql .= 'AND `test_id` = %d ';
|
|
$params [] = $filters['test_id'];
|
|
}
|
|
|
|
if ( ! empty( $filters['active'] ) ) {
|
|
$sql .= 'AND `active` = %d ';
|
|
$params [] = $filters['active'];
|
|
}
|
|
|
|
$sql_prepared = $this->wpdb->prepare( $sql, $params );
|
|
$result = $this->wpdb->get_row( $sql_prepared, ARRAY_A );
|
|
|
|
if ( ! empty( $result ) ) {
|
|
$this->_data = $result;
|
|
}
|
|
}
|
|
|
|
public function get_control() {
|
|
|
|
if ( $this->control instanceof Thrive_AB_Test_Item ) {
|
|
return $this->control;
|
|
}
|
|
|
|
$sql = 'SELECT * FROM ' . $this->_table_name() . ' WHERE is_control = 1 AND test_id = %d LIMIT 1';
|
|
$params = array( $this->test_id );
|
|
|
|
$sql_prepared = $this->wpdb->prepare( $sql, $params );
|
|
$result = $this->wpdb->get_row( $sql_prepared, ARRAY_A );
|
|
|
|
if ( ! empty( $result ) ) {
|
|
$this->control = new Thrive_AB_Test_Item( $result );
|
|
} else {
|
|
$this->control = new Thrive_AB_Test_Item();
|
|
}
|
|
|
|
return $this->control;
|
|
}
|
|
|
|
/**
|
|
* Stops a test item
|
|
*
|
|
* @throws Exception
|
|
*/
|
|
public function stop() {
|
|
|
|
$this->active = 0;
|
|
$this->stopped_date = date( 'Y-m-d H:i:s' );
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* @inheritdoc
|
|
*/
|
|
protected function _prepare_data() {
|
|
|
|
$data = $this->_data;
|
|
|
|
$save_data = array(
|
|
'id' => null,
|
|
'page_id' => null,
|
|
'variation_id' => null,
|
|
'test_id' => null,
|
|
'thankyou_id' => null,
|
|
'goal_pages' => null,
|
|
'title' => null,
|
|
'is_control' => null,
|
|
'is_winner' => null,
|
|
'impressions' => null,
|
|
'unique_impressions' => null,
|
|
'conversions' => null,
|
|
'revenue' => null,
|
|
'active' => null,
|
|
'stopped_date' => null,
|
|
);
|
|
$save_data = array_intersect_key( $data, $save_data );
|
|
|
|
if ( empty( $save_data['id'] ) ) {
|
|
unset( $save_data['id'] );
|
|
}
|
|
|
|
$save_data['is_control'] = (int) $save_data['is_control'];
|
|
|
|
return $save_data;
|
|
}
|
|
}
|