wp_back/wp-content/plugins/shortpixel-image-optimiser/class/Model/EnvironmentModel.php
2024-05-20 15:37:46 +03:00

329 lines
8.7 KiB
PHP

<?php
namespace ShortPixel\Model;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
use ShortPixel\ShortPixelLogger\ShortPixelLogger as Log;
/** Loads a few environment variables handy to have nearby
*
* Notice - This is meant to be loaded via the plugin class. Easy access with wpSPIO()->getEnv().
*/
class EnvironmentModel extends \ShortPixel\Model
{
// Server and PHP
public $is_nginx;
public $is_apache;
public $is_gd_installed;
public $is_curl_installed;
private $disabled_functions = array();
// MultiSite
public $is_multisite;
public $is_mainsite;
// Integrations
public $has_nextgen;
// WordPress
public $is_front = false;
public $is_admin = false;
public $is_ajaxcall = false;
private $screen_is_set = false;
public $is_screen_to_use = false; // where shortpixel optimizer loads
public $is_our_screen = false; // where shortpixel hooks in more complicated functions.
public $is_gutenberg_editor = false;
public $is_bulk_page = false; // ShortPixel bulk screen.
public $screen_id = false;
// Debug flag
public $is_debug = false;
// Is the plugin configured to automatically optimize on upload hook?
public $is_autoprocess = false;
protected static $instance;
public function __construct()
{
$this->setServer();
$this->setWordPress();
add_action('plugins_loaded', array($this, 'setIntegrations') ); // not set on construct.
add_action('current_screen', array($this, 'setScreen') ); // Not set on construct
}
public static function getInstance()
{
if (is_null(self::$instance))
self::$instance = new EnvironmentModel();
/*if (! self::$instance->screen_is_set)
self::$instance->setScreen(); */
return self::$instance;
}
/** Check ENV is a specific function is allowed. Use this with functions that might be turned off on configurations
* @param $function String The name of the function being tested
* Note: In future this function can be extended with other function edge cases.
*/
public function is_function_usable($function)
{
if (count($this->disabled_functions) == 0)
{
$disabled = ini_get('disable_functions');
$this->disabled_functions = explode(',', $disabled);
}
if (isset($this->disabled_functions[$function]))
return false;
if (function_exists($function))
return true;
return false;
}
public function checkPHPVersion($needed)
{
if (version_compare(PHP_VERSION, $needed) >= 0 )
{
return true;
}
return false;
}
public function plugin_active($name)
{
switch($name)
{
case 'wpml':
$plugin = 'sitepress-multilingual-cms/sitepress.php';
break;
case 'polylang':
$plugin = 'polylang/polylang.php';
break;
case 'spai':
$plugin = 'shortpixel-adaptive-images/short-pixel-ai.php';
break;
case 's3-offload':
$plugin = 'amazon-s3-and-cloudfront/wordpress-s3.php';
break;
case 'woocommerce':
$plugin = 'woocommerce/woocommerce.php';
break;
default:
$plugin = 'none';
break;
}
if (!function_exists('is_plugin_active')) {
include_once(ABSPATH . 'wp-admin/includes/plugin.php');
}
return \is_plugin_active($plugin);
}
//https://www.php.net/manual/en/function.sys-getloadavg.php
public function getSystemLoad()
{
$load = sys_getloadavg();
}
/* https://github.com/WordPress/WordPress/blob/master/wp-includes/class-wp-image-editor-imagick.php */
public function hasImagick()
{
$editor = wp_get_image_editor(\wpSPIO()->plugin_path('res/img/test.jpg'));
$className = get_class($editor);
if ($className == 'WP_Image_Editor_Imagick')
return true;
else
return false;
}
public function hasOffload()
{
$off = \ShortPixel\External\Offload\Offloader::getInstance();
$name = $off->getOffloadName();
if (is_null($name))
return false;
else
return true;
}
public function getOffloadName()
{
$off = \ShortPixel\External\Offload\Offloader::getInstance();
$name = $off->getOffloadName();
return $name;
}
public function useVirtualHeavyFunctions()
{
$bool = apply_filters('shortpixel/file/virtual/heavy_features', true);
return $bool;
}
private function setServer()
{
$this->is_nginx = ! empty($_SERVER["SERVER_SOFTWARE"]) && strpos(strtolower(wp_unslash($_SERVER["SERVER_SOFTWARE"])), 'nginx') !== false ? true : false;
$this->is_apache = ! empty($_SERVER["SERVER_SOFTWARE"]) && strpos(strtolower(wp_unslash($_SERVER["SERVER_SOFTWARE"])), 'apache') !== false ? true : false;
$this->is_gd_installed = function_exists('imagecreatefrompng') && function_exists('imagejpeg');
$this->is_curl_installed = function_exists('curl_init');
}
private function setWordPress()
{
$this->is_multisite = (function_exists("is_multisite") && is_multisite()) ? true : false;
$this->is_mainsite = (function_exists('is_main_site') && true === is_main_site()) ? true : false;
$this->determineFrontBack();
if (wp_doing_ajax())
{
$this->is_ajaxcall = true;
}
$this->is_debug = Log::debugIsActive();
if (\wpSPIO()->settings()->autoMediaLibrary == 1)
$this->is_autoprocess = true;
}
// check if this request is front or back.
protected function determineFrontBack()
{
if ( is_admin() || wp_doing_ajax() )
$this->is_admin = true;
else
$this->is_front = true;
}
public function setScreen($screen)
{
// WordPress pages where we'll be active on.
// https://codex.wordpress.org/Plugin_API/Admin_Screen_Reference
$use_screens = array(
'edit-post_tag', // edit tags
'upload', // media library
'attachment', // edit media
'post', // post screen
'page', // page editor
'edit-post', // edit post
'new-post', // new post
'edit-page', // all pages
'media', // add new item screen
);
$use_screens = apply_filters('shortpixel/init/optimize_on_screens', $use_screens);
$this->screen_id = $screen->id;
if(is_array($use_screens) && in_array($screen->id, $use_screens)) {
$this->is_screen_to_use = true;
}
// Our pages.
$pages = \wpSPIO()->get_admin_pages();
// the main WP pages where SPIO hooks a lot of functions into, our operating area.
$wp_pages = array('upload', 'attachment');
$pages = array_merge($pages, $wp_pages);
/* pages can be null in certain cases i.e. plugin activation.
* treat those cases as improper screen set.
*/
if (is_null($pages))
{
return false;
}
if ( in_array($screen->id, $pages))
{
$this->is_screen_to_use = true;
$this->is_our_screen = true;
// Strpos instead of full screen id, because the first page (media_page) is not reliable and can change.
if ( strpos($screen->id, 'wp-short-pixel-bulk') !== false)
$this->is_bulk_page = true;
}
elseif (is_object($screen) && method_exists( $screen, 'is_block_editor' ) && $screen->is_block_editor() ) {
$this->is_screen_to_use = true;
$this->is_gutenberg_editor = true;
}
$this->screen_is_set = true;
}
public function setIntegrations()
{
$ng = \ShortPixel\NextGenController::getInstance();
$this->has_nextgen = $ng->has_nextgen();
}
//set default move as "list". only set once, it won't try to set the default mode again.
public function setDefaultViewModeList()
{
$settings = \wpSPIO()->settings();
if( $settings->mediaLibraryViewMode == false)
{
$settings->mediaLibraryViewMode = 1;
$currentUserID = false;
if ( function_exists('wp_get_current_user') ) {
$current_user = wp_get_current_user();
$currentUserID = $current_user->ID;
update_user_meta($currentUserID, "wp_media_library_mode", "list");
}
}
}
public function getRelativePluginSlug()
{
$dir = SHORTPIXEL_PLUGIN_DIR;
$file = SHORTPIXEL_PLUGIN_FILE;
$fs = \wpSPIO()->filesystem();
$plugins_dir = $fs->getDirectory($dir)->getParent();
$slug = str_replace($plugins_dir->getPath(), '', $file);
return $slug;
}
public function useDoubleWebpExtension()
{
if (defined('SHORTPIXEL_USE_DOUBLE_WEBP_EXTENSION') && SHORTPIXEL_USE_DOUBLE_WEBP_EXTENSION)
return true;
return false;
}
public function useDoubleAvifExtension()
{
if (defined('SHORTPIXEL_USE_DOUBLE_AVIF_EXTENSION') && SHORTPIXEL_USE_DOUBLE_AVIF_EXTENSION)
return true;
return false;
}
public function useTrustedMode()
{
if (defined('SHORTPIXEL_TRUSTED_MODE') && true === SHORTPIXEL_TRUSTED_MODE)
{
return true;
}
return false;
}
}