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<?php
if (!defined('ABSPATH')) die('No direct access allowed');
define('WP_OPTIMIZE_MINIFY_VERSION', '2.6.5');
define('WP_OPTIMIZE_MINIFY_DIR', dirname(__FILE__));
if (!defined('WP_OPTIMIZE_SHOW_MINIFY_ADVANCED')) define('WP_OPTIMIZE_SHOW_MINIFY_ADVANCED', false);
class WP_Optimize_Minify {
/**
* Constructor - Initialize actions and filters
*
* @return void
*/
public function __construct() {
if (!class_exists('WP_Optimize_Minify_Incompatible_Plugins')) include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-incompatible-plugins.php';
$found_incompatible_plugins = WP_Optimize_Minify_Incompatible_Plugins::instance()->found_incompatible_plugins();
/**
* Filters the list of plugins incompatible with minify which are currently active. Returning false will enable the feature anyways.
*
* @param array|boolean $found_incompatible_plugins - The active incompatible plugins
* @return array|boolean
*/
if (apply_filters('wpo_minify_found_incompatible_plugins', $found_incompatible_plugins)) {
$this->incompatible_plugins = $found_incompatible_plugins;
add_action('wp_optimize_admin_page_wpo_minify_status', array($this, 'output_incompatible_status'), 20);
return;
}
if (!class_exists('WP_Optimize_Minify_Config')) {
include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-config.php';
}
$this->enabled = wp_optimize_minify_config()->is_enabled();
$this->load_admin();
// Don't run the rest if PHP requirement isn't met
if (!WPO_MINIFY_PHP_VERSION_MET) return;
add_filter('wpo_cache_admin_bar_menu_items', array($this, 'admin_bar_menu'), 30, 1);
if (WP_Optimize::is_premium()) {
$this->load_premium();
}
/**
* Directory that stores the cache, including gzipped files and mobile specifc cache
*/
if (!defined('WPO_CACHE_MIN_FILES_DIR')) define('WPO_CACHE_MIN_FILES_DIR', untrailingslashit(WP_CONTENT_DIR).'/cache/wpo-minify');
if (!defined('WPO_CACHE_MIN_FILES_URL')) define('WPO_CACHE_MIN_FILES_URL', untrailingslashit(WP_CONTENT_URL).'/cache/wpo-minify');
if (!class_exists('WP_Optimize_Minify_Cache_Functions')) {
include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-cache-functions.php';
}
$this->load_frontend();
// cron job to delete old wpo_min cache
add_action('wpo_minify_purge_old_cache', array('WP_Optimize_Minify_Cache_Functions', 'purge_old'));
// front-end actions; skip on certain post_types or if there are specific keys on the url or if editor or admin
}
/**
* Admin toolbar processing
*
* @param array $menu_items
* @return array
*/
public function admin_bar_menu($menu_items) {
$wpo_minify_options = wp_optimize_minify_config()->get();
if (!$wpo_minify_options['enabled'] || !current_user_can('manage_options') || !($wpo_minify_options['enable_css'] || $wpo_minify_options['enable_js'])) return $menu_items;
$cache_path = WP_Optimize_Minify_Cache_Functions::cache_path();
$cache_size_info = '<h4>'.__('Minify cache', 'wp-optimize').'</h4><span><span class="label">'.__('Cache size:', 'wp-optimize').'</span> <span class="stats">'.esc_html(WP_Optimize_Minify_Cache_Functions::get_cachestats($cache_path['cachedir'])).'</span></span>';
$menu_items[] = array(
'id' => 'wpo_minify_cache_stats',
'title' => $cache_size_info,
'meta' => array(
'class' => 'wpo-cache-stats',
),
'parent' => 'wpo_purge_cache',
);
$menu_items[] = array(
'parent' => 'wpo_purge_cache',
'id' => 'purge_minify_cache',
'title' => __('Purge minify cache', 'wp-optimize'),
'href' => "#",
);
return $menu_items;
}
/**
* Load the admin class
*
* @return void
*/
private function load_admin() {
if (!is_admin()) return;
if (!class_exists('WP_Optimize_Minify_Admin')) {
include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-admin.php';
}
new WP_Optimize_Minify_Admin();
}
/**
* Load the frontend class
*
* @return void
*/
private function load_frontend() {
if ($this->enabled) {
if (!class_exists('WP_Optimize_Minify_Front_End')) {
include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-front-end.php';
}
new WP_Optimize_Minify_Front_End();
}
}
/**
* Load the premium class
*
* @return void
*/
private function load_premium() {
if (!class_exists('WP_Optimize_Minify_Premium')) {
include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-premium.php';
}
$this->premium = new WP_Optimize_Minify_Premium();
}
/**
* Run during activation
* Increment cache first as it will save files to that dir
*
* @return void
*/
public function plugin_activate() {
// increment cache time
if (class_exists('WP_Optimize_Minify_Cache_Functions')) {
WP_Optimize_Minify_Cache_Functions::cache_increment();
}
// old cache purge event cron
wp_clear_scheduled_hook('wpo_minify_purge_old_cache');
if (!wp_next_scheduled('wpo_minify_purge_old_cache')) {
wp_schedule_event(time() + 86400, 'daily', 'wpo_minify_purge_old_cache');
}
}
/**
* Run during plugin deactivation
*
* @return void
*/
public function plugin_deactivate() {
if (defined('WPO_MINIFY_PHP_VERSION_MET') && !WPO_MINIFY_PHP_VERSION_MET) return;
if (class_exists('WP_Optimize_Minify_Cache_Functions')) {
WP_Optimize_Minify_Cache_Functions::purge_temp_files();
WP_Optimize_Minify_Cache_Functions::purge_old();
WP_Optimize_Minify_Cache_Functions::purge_others();
}
// old cache purge event cron
wp_clear_scheduled_hook('wpo_minify_purge_old_cache');
}
/**
* Run during plugin uninstall
*
* @return void
*/
public function plugin_uninstall() {
if (defined('WPO_MINIFY_PHP_VERSION_MET') && !WPO_MINIFY_PHP_VERSION_MET) return;
// remove options from DB
if (!function_exists('wp_optimize_minify_config')) {
include WP_OPTIMIZE_MINIFY_DIR.'/class-wp-optimize-minify-config.php';
}
wp_optimize_minify_config()->purge();
// remove minified files
if (class_exists('WP_Optimize_Minify_Cache_Functions')) {
WP_Optimize_Minify_Cache_Functions::purge();
WP_Optimize_Minify_Cache_Functions::purge_others();
}
}
/**
* Outputs a message in the status tab, when the feature can't be loaded
*
* @return void
*/
public function output_incompatible_status() {
?>
<div class="notice notice-error below-h2">
<p>
<?php printf(__('Minify cannot be loaded, because an incompatible plugin was found: %s', 'wp-optimize'), implode(', ', $this->incompatible_plugins)); ?>
</p>
</div>
<?php
}
}
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