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<?php
/**
* Smush trait.
*
* @since 2.4.0
* @package Hummingbird\Core
*/
namespace Hummingbird\Core\Traits;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Trait Smush
*/
trait Smush {
/**
* Variable used to distinguish between versions of Smush.
* Sets true if the Pro version is installed. False in all other cases.
*
* @var bool $is_smush_pro
*/
public $is_smush_pro = false;
/**
* Check if Smush is installed.
*
* @return bool
*/
public function is_smush_installed() {
if ( ! function_exists( 'get_plugins' ) ) {
include_once ABSPATH . 'wp-admin/includes/plugin.php';
}
$plugins = get_plugins();
if ( array_key_exists( 'wp-smush-pro/wp-smush.php', $plugins ) ) {
$this->is_smush_pro = true;
}
return array_key_exists( 'wp-smush-pro/wp-smush.php', $plugins ) || array_key_exists( 'wp-smushit/wp-smush.php', $plugins );
}
/**
* Check if Smush is active.
*
* @return bool
*/
public function is_smush_enabled() {
if ( ! function_exists( 'is_plugin_active' ) ) {
include_once ABSPATH . 'wp-admin/includes/plugin.php';
}
return is_plugin_active( 'wp-smush-pro/wp-smush.php' ) || is_plugin_active( 'wp-smushit/wp-smush.php' );
}
/**
* Checks whether the Smush can be configured on a site or not.
*
* @return bool
*/
public function is_smush_configurable() {
// If single site return true.
if ( ! is_multisite() || is_network_admin() ) {
return true;
}
$networkwide = get_site_option( 'wp-smush-networkwide' );
return '0' !== $networkwide && false !== $networkwide;
}
/**
* Check if Smush has lazy load enabled.
*
* @return bool
*/
public function is_lazy_load_enabled() {
if ( ! $this->is_smush_enabled() ) {
return false;
}
$subsite_control = get_site_option( 'wp-smush-networkwide' );
$settings = is_multisite() && ! $subsite_control ? get_site_option( 'wp-smush-settings', array() ) : get_option( 'wp-smush-settings', array() );
if ( empty( $settings ) || ! is_array( $settings ) ) {
return false;
}
return ! empty( $settings['lazy_load'] ) && $settings['lazy_load'];
}
/**
* Check if user can enable Smush lazy loading.
*
* @since 2.5.0
*
* @return bool
*/
public function is_lazy_load_configurable() {
// Render all pages on single site installs.
if ( ! is_multisite() ) {
return true;
}
$access = get_site_option( 'wp-smush-networkwide' );
if ( ! $access ) {
return is_network_admin() ? true : false;
}
if ( '1' === $access ) {
return is_network_admin() ? false : true;
}
if ( is_array( $access ) ) {
if ( is_network_admin() && ! in_array( 'lazy_load', $access, true ) ) {
return true;
}
if ( ! is_network_admin() && in_array( 'lazy_load', $access, true ) ) {
return true;
}
}
return false;
}
}
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