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✏️ Editing: UsageStatistics_GeneralPage_View.php

<?php
/**
 * File: UsageStatistics_GeneralPage_View.php
 *
 * @package W3TC
 */

namespace W3TC;

if ( ! defined( 'W3TC' ) ) {
	die();
}

$c = Dispatcher::config();
$is_pro = Util_Environment::is_w3tc_pro( $c );

Util_Ui::postbox_header_tabs(
	esc_html__( 'Statistics', 'w3-total-cache' ),
	esc_html__(
		'Cache Usage Statistics is a feature that provides valuable insights into the performance of your website\'s
		caching system. It displays detailed data regarding the utilization of your cache and overall performance
		metrics. By monitoring these statistics, website owners can identify areas of improvement, optimize their
		caching settings, and ultimately enhance the speed and responsiveness of their WordPress site, resulting
		in a smoother user experience for visitors.',
		'w3-total-cache'
	),
	'',
	'stats',
	Util_UI::admin_url( 'admin.php?page=w3tc_stats' )
);

?>
<table class="form-table">
<?php

Util_Ui::config_item_pro(
	array(
		'key'            => 'stats.enabled',
		'label'          => esc_html__( 'Cache usage statistics', 'w3-total-cache' ),
		'control'        => 'checkbox',
		'checkbox_label' => __( 'Enable', 'w3-total-cache' ),
		'disabled'       => ( $is_pro ? null : true ),
		'excerpt'        => __( 'Enable statistics collection. Note that this consumes additional resources and is not recommended to be run continuously.', 'w3-total-cache' ),
		'description'    => array(
			__( 'Statistics provides near-complete transparency into the behavior of your caching performance, allowing you to identify opportunities to further improve your website speed and ensure operations are working as expected. Includes metrics like cache sizes, object lifetimes, hit vs miss ratio, etc across every caching method configured in your settings.', 'w3-total-cache' ),
			__( 'Some statistics are available directly on your Performance Dashboard, however, the comprehensive suite of statistics are available on the Statistics screen. Web server logs created by Nginx or Apache can be analyzed if accessible.', 'w3-total-cache' ),
			wp_kses(
				sprintf(
					// translators: 1 The opening anchor tag linking to our support page, 2 its closing tag.
					__( 'Use the caching statistics to compare the performance of different configurations like caching methods, object lifetimes and so on. Did you know that we offer premium support, customization and audit services? %1$sClick here for more information%2$s.', 'w3-total-cache' ),
					'<a href="' . esc_url( admin_url( 'admin.php?page=w3tc_support' ) ) . '">',
					'</a>'
				),
				array( 'a' => array( 'href' => array() ) )
			),
		),
	)
);

Util_Ui::config_item(
	array(
		'key'          => 'stats.slot_seconds',
		'label'        => __( 'Slot time (seconds):', 'w3-total-cache' ),
		'control'      => 'textbox',
		'textbox_type' => 'number',
		'description'  => __( 'The duration of time in seconds to collect statistics per interval.', 'w3-total-cache' ),
		'show_in_free' => false,
	)
);

Util_Ui::config_item(
	array(
		'key'          => 'stats.slots_count',
		'label'        => __( 'Slots collected:', 'w3-total-cache' ),
		'control'      => 'textbox',
		'textbox_type' => 'number',
		'description'  => __( 'The number of intervals that are represented in the graph.', 'w3-total-cache' ),
		'show_in_free' => false,
	)
);

Util_Ui::config_item(
	array(
		'key'            => 'stats.cpu.enabled',
		'control'        => 'checkbox',
		'checkbox_label' => __( 'Use the system reported averages of CPU resource usage.', 'w3-total-cache' ),
		'description'    => __( 'Collect CPU usage', 'w3-total-cache' ),
		'show_in_free'   => false,
	)
);
Util_Ui::config_item(
	array(
		'key'            => 'stats.access_log.enabled',
		'control'        => 'checkbox',
		'checkbox_label' => __( 'Parse server access log', 'w3-total-cache' ),
		'disabled'       => ( $is_pro ? null : true ),
		'description'    => __( 'Enable collecting statistics from an Access Log.  This provides much more precise statistics.', 'w3-total-cache' ),
		'show_in_free'   => false,
	)
);

Util_Ui::config_item(
	array(
		'key'          => 'stats.access_log.webserver',
		'label'        => __( 'Webserver:', 'w3-total-cache' ),
		'control'      => 'selectbox',
		'selectbox_values' => array(
			'apache' => 'Apache',
			'nginx'  => 'Nginx',
		),
		'description'  => __( 'Webserver type generating access logs.', 'w3-total-cache' ),
		'show_in_free' => false,
	)
);

Util_Ui::config_item(
	array(
		'key'           => 'stats.access_log.filename',
		'label'         => __( 'Access Log Filename:', 'w3-total-cache' ),
		'control'       => 'textbox',
		'textbox_size'  => 60,
		'description'   => __( 'Where your access log is located.', 'w3-total-cache' ),
		'control_after' => '<input type="button" class="button" id="ustats_access_log_test" value="Test" /><span id="ustats_access_log_test_result" style="padding-left: 20px"></span>',
		'show_in_free'  => false,
	)
);

Util_Ui::config_item(
	array(
		'key'           => 'stats.access_log.format',
		'label'         => __( 'Access Log Format:', 'w3-total-cache' ),
		'control'       => 'textbox',
		'textbox_size'  => 60,
		'description'   => __( 'Format of your access log from webserver configuration.', 'w3-total-cache' ),
		'control_after' => '<input type="button" class="button" id="ustats_access_log_format_reset" value="Reset to Default" />',
		'show_in_free'  => false,
	)
);

?>
</table>

<?php Util_Ui::postbox_footer(); ?>

var v;
	if ( webserver == 'nginx' ) {
		v = '$remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent"';
	} else {
		v = '%h %l %u %t \\"%r\\" %>s %O \\"%{Referer}i\\" \\"%{User-Agent}i\\"';
	}
	jQuery('#stats__access_log__format').val(v);
});

jQuery('#ustats_access_log_test').click(function() {
	var params = {
		action: 'ustats_access_log_test',
		_wpnonce: w3tc_nonce,
		w3tc_action: 'ustats_access_log_test',
		filename: jQuery('#stats__access_log__filename').val()
	};

jQuery.post(ajaxurl, params, function(data) {
		jQuery('#ustats_access_log_test_result').text(data);
	}).fail(function() {
		jQuery('#ustats_access_log_test_result').text('Check failed');
	});
});
</script>

Sid Gifari From Gifari Industries - BD Cyber Security Team