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<?php
/** @noinspection MultipleReturnStatementsInspection */

namespace WpAssetCleanUp;

use WpAssetCleanUp\Admin\AssetsManagerAdmin;
use WpAssetCleanUp\Admin\Info;
use WpAssetCleanUp\Admin\Overview;
use WpAssetCleanUp\Admin\PluginsManagerAdmin;
use WpAssetCleanUp\Admin\SettingsAdmin;
use WpAssetCleanUp\Admin\Tools;

/**
 * Class Menu
 * @package WpAssetCleanUp
 */
class Menu
{
	/**
	 * @var string
	 */
	public static $defaultAccessRole = 'administrator';

/**
     * This capability is assigned to non-admin users (the admins already have the "administrator" role that takes priority)
     * so they would get access to the plugin's area
     *
     * @var string
     */
    public static $pluginAccessCap = 'assetcleanup_manager';

/**
     * Menu constructor.
     */
    public function __construct()
    {
        add_action('admin_menu', array($this, 'activeMenu'));

// Whenever the following option is on: "Settings" - "Plugin Usage Preferences" - "Visibility" - "Hide it from the left sidebar within the Dashboard"
        // Make sure that on any plugin page that is visited the following sidebar Dashboard menu item will be visible: "Settings" - "Asset CleanUp Pro"
        if (self::isPluginPage() && Main::instance()->settings['hide_from_side_bar']) {
            self::makeSidebarSettingsPluginLinkVisible();
            add_filter('admin_body_class', array($this, 'filterAdminBodyClass'), PHP_INT_MAX);
        }

// [wpacu_lite]
        if (isset($_GET['page']) && $_GET['page'] === WPACU_PLUGIN_ID . '_go_pro') {
        	header('Location: '.apply_filters('wpacu_go_pro_affiliate_link', WPACU_PLUGIN_GO_PRO_URL.'?utm_source=plugin_go_pro'));
        	exit();
        }
        // [/wpacu_lite]

add_filter( 'post_row_actions', array($this, 'editPostRowActions'), 10, 2 );
	    add_filter( 'page_row_actions', array($this, 'editPostRowActions'), 10, 2 );

add_action('admin_page_access_denied', array($this, 'pluginPagesAccessDenied'));
    }

/**
     * @return string[]
     */
    public static function getAllMenuPages()
    {
        return array(
            WPACU_PLUGIN_ID . '_getting_started',
            WPACU_PLUGIN_ID . '_settings',
            WPACU_PLUGIN_ID . '_assets_manager',
            WPACU_PLUGIN_ID . '_plugins_manager',
            WPACU_PLUGIN_ID . '_bulk_unloads',
            WPACU_PLUGIN_ID . '_overview',
            WPACU_PLUGIN_ID . '_tools',
            WPACU_PLUGIN_ID . '_license',
            WPACU_PLUGIN_ID . '_get_help',
            WPACU_PLUGIN_ID . '_go_pro'
        );
    }

/**
     * @param $classes
     *
     * @return mixed
     */
    public function filterAdminBodyClass($classes)
    {
        $sanitizedData = 'asset-cleanup';

$classes .= ' '.$sanitizedData.'_page_'.sanitize_title($_GET['page']).' ';

return $classes;
    }

/**
     * @noinspection NestedAssignmentsUsageInspection
     */
    public function activeMenu()
    {
	    // User should be of 'administrator' role and allowed to activate plugins
	    if (! self::userCanAccessAssetCleanUp()) {
		    return;
	    }

$slug = $parentSlug = WPACU_PLUGIN_ID . '_getting_started'; // default

if (Main::instance()->settings['hide_from_side_bar']) {
            $parentSlug = '';
        }

add_menu_page(
            WPACU_PLUGIN_TITLE,
	        WPACU_PLUGIN_TITLE,
	        self::getAccessCapability(),
            $slug,
            array(new Info, 'gettingStarted'),
	        WPACU_PLUGIN_URL.'/assets/icons/icon-asset-cleanup.png'
        );

add_submenu_page(
            $parentSlug,
            __('Getting Started', 'wp-asset-clean-up'),
            __('Getting Started', 'wp-asset-clean-up'),
            self::getAccessCapability(),
            $parentSlug
        );

add_submenu_page(
		    $parentSlug,
		    __('Settings', 'wp-asset-clean-up'),
		    __('Settings', 'wp-asset-clean-up'),
		    self::getAccessCapability(),
		    WPACU_PLUGIN_ID . '_settings',
		    array(new SettingsAdmin, 'settingsPage')
	    );

add_submenu_page(
		    $parentSlug,
		    __('CSS/JS Manager', 'wp-asset-clean-up'),
		    __('CSS/JS Manager', 'wp-asset-clean-up'),
		    self::getAccessCapability(),
		    WPACU_PLUGIN_ID . '_assets_manager',
		    array(new AssetsManagerAdmin, 'renderPage')
	    );

add_submenu_page(
		    $parentSlug,
		    __('Plugins Manager', 'wp-asset-clean-up'),
		    __('Plugins Manager', 'wp-asset-clean-up'),
		    self::getAccessCapability(),
		    WPACU_PLUGIN_ID . '_plugins_manager',
		    array(new PluginsManagerAdmin, 'page')
	    );

add_submenu_page(
	        $parentSlug,
            __('Bulk Changes', 'wp-asset-clean-up'),
            __('Bulk Changes', 'wp-asset-clean-up'),
		    self::getAccessCapability(),
		    WPACU_PLUGIN_ID . '_bulk_unloads',
            array(new BulkChanges, 'pageBulkUnloads')
        );

add_submenu_page(
		    $parentSlug,
		    __('Overview', 'wp-asset-clean-up'),
		    __('Overview', 'wp-asset-clean-up'),
		    self::getAccessCapability(),
		    WPACU_PLUGIN_ID . '_overview',
		    array(new Overview, 'pageOverview')
	    );

add_submenu_page(
		    $parentSlug,
		    __('Tools', 'wp-asset-clean-up'),
		    __('Tools', 'wp-asset-clean-up'),
		    self::getAccessCapability(),
		    WPACU_PLUGIN_ID . '_tools',
		    array(new Tools, 'toolsPage')
	    );

// [wpacu_lite]
        // License Page
        add_submenu_page(
            $parentSlug,
            __('License', 'wp-asset-clean-up'),
            __('License', 'wp-asset-clean-up'),
            self::getAccessCapability(),
            WPACU_PLUGIN_ID . '_license',
            array(new Info, 'license')
        );
        // [/wpacu_lite]

// Get Help | Support Page
        add_submenu_page(
	        $parentSlug,
            __('Help', 'wp-asset-clean-up'),
            __('Help', 'wp-asset-clean-up'),
	        self::getAccessCapability(),
	        WPACU_PLUGIN_ID . '_get_help',
            array(new Info, 'help')
        );

// [wpacu_lite]
	 // Upgrade to "Go Pro" | Redirects to sale page
	 add_submenu_page(
 $parentSlug,
		 __('Go Pro', 'wp-asset-clean-up'),
		 __('Go Pro', 'wp-asset-clean-up') . ' ',
		 self::getAccessCapability(),
		 WPACU_PLUGIN_ID . '_go_pro',
		 function() {}
	 );
		// [/wpacu_lite]

// Add plugin settings link to the main "Settings" menu within the Dashboard, for easier navigation
        add_options_page(
            WPACU_PLUGIN_TITLE,
            WPACU_PLUGIN_TITLE,
            self::getAccessCapability(),
            admin_url('admin.php?page=' . WPACU_PLUGIN_ID . '_settings')
        );

}

/**
 * @return void
 */
 public static function makeSidebarSettingsPluginLinkVisible()
 {
 add_action('wp_loaded', static function() {
 ob_start(static function($htmlSource) {
 $htmlSource = preg_replace(
 '#<li class="wp-has-submenu wp-not-current-submenu (.*?)" id="menu-settings"#',
 '<li class="wp-has-submenu wp-has-current-submenu \\1" id="menu-settings"',
 $htmlSource
 );

$adminUrl = admin_url('admin.php?page='.WPACU_PLUGIN_ID.'_settings');

$reps = array(
 '<a href=\'options-general.php\' class="wp-has-submenu wp-not-current-submenu' =>
 '<a href=\'options-general.php\' class="wp-has-submenu wp-has-current-submenu wp-menu-open',

'<li><a href=\''.$adminUrl.'\'>' . WPACU_PLUGIN_TITLE . '</a></li>' =>
 '<li class="current"><a class="current" aria-current="page" href=\''.$adminUrl.'\'>' . WPACU_PLUGIN_TITLE . '</a></li>'
 );

return str_replace(array_keys($reps), array_values($reps), $htmlSource);
            });
        }, 0);
    }

/**
     *
     * @return bool
     */
    public static function userCanAccessAssetCleanUp()
	{
		if (is_super_admin()) {
			return true; // For security reasons, super admins will always be able to access the plugin's settings
		}

if (current_user_can(self::$defaultAccessRole) || current_user_can(self::$pluginAccessCap)) {
            return true;
        }

return false;
	}

/**
     * @return false|string
     *
     * If the page belongs to the plugin, it will return the actual page without the prefix which is: WPACU_PLUGIN_ID . '_'
     */
    public static function isPluginPage()
	{
		return isset($_GET['page']) && is_string($_GET['page']) && in_array($_GET['page'], self::getAllMenuPages())
            ? str_replace(WPACU_PLUGIN_ID . '_', '', sanitize_text_field($_GET['page']))
            : false;
	}

/**
     * @return string
     */
    public static function getAccessCapability()
    {
        // You can be an admin, and have a user registered that has a 'subscriber' role with limited access to other sensitive parts of the website
        // You can give him/her access to Asset CleanUp (e.g. he/she can be a developer that needs access to the plugin's settings to optimize the website)
        // Anyone with $_plugin_access_capability capability could access the plugin
        if (current_user_can(self::$pluginAccessCap)) {
            return self::$pluginAccessCap;
        }

// Those with 'administrator' role will always be able to access it
        return self::$defaultAccessRole;
    }

/**
	 * @param $actions
	 * @param $post
	 *
	 * @return mixed
	 */
	public function editPostRowActions($actions, $post)
	{
		// Check for your post type.
		if ( $post->post_type === 'post' ) {
			$wpacuFor = 'posts';
		} elseif ( $post->post_type === 'page' ) {
			$wpacuFor = 'pages';
		} elseif ( $post->post_type === 'attachment' ) {
			$wpacuFor = 'media_attachment';
		} else {
			$wpacuFor = 'custom_post_types';
		}

$postTypeObject = get_post_type_object($post->post_type);

if ( ! (isset($postTypeObject->public) && $postTypeObject->public == 1) ) {
			return $actions;
		}

if ( ! in_array(get_post_status($post), array('publish', 'private')) ) {
			return $actions;
		}

// Do not show the management link to specific post types that are marked as "public", but not relevant such as "ct_template" from Oxygen Builder
		if (in_array($post->post_type, MetaBoxes::$noMetaBoxesForPostTypes)) {
			return $actions;
		}

// Build your links URL.
		$url = esc_url(admin_url( 'admin.php?page=wpassetcleanup_assets_manager' ));

// Maybe put in some extra arguments based on the post status.
		$edit_link = add_query_arg(
			array(
				'wpacu_for'     => $wpacuFor,
				'wpacu_post_id' => $post->ID
			), $url
		);

// Only show it to the user that has "administrator" access, and it's in the following list (if a certain list of admins is provided)
		// "Settings" -> "Plugin Usage Preferences" -> "Allow managing assets to:"
		if (self::userCanAccessAssetCleanUp() && AssetsManager::currentUserCanViewAssetsList()) {
			/*
			 * You can reset the default $actions with your own array, or simply merge them
			 * here I want to rewrite my Edit link, remove the Quick-link, and introduce a
			 * new link 'Copy'
			 */
			$actions['wpacu_manage_assets'] = sprintf( '<a href="%1$s">%2$s</a>',
				esc_url( $edit_link ),
				esc_html( __( 'Manage CSS &amp; JS', 'wp-asset-clean-up' ) )
			);
		}

return $actions;
	}

/**
	 * Message to show if the user tries to access a plugin's page without having any right to do so
	 */
	public function pluginPagesAccessDenied()
	{
		if ( ! self::isPluginPage() ) {
			// Not an Asset CleanUp page
			return;
		}

$userMeta  = get_userdata(get_current_user_id());
		$userRoles = $userMeta->roles;

$accessDeniedMsg = __('Sorry, you are not allowed to access this page.').' '.
 sprintf(
 __('By default, for security reasons, %s can be accesed within the Dashboard by Super Admins (somebody with access to the site network administration features and all other features) and Administrators (somebody who has access to all the administration features within a single site).', 'wp-asset-clean-up'),
 WPACU_PLUGIN_TITLE
 ) . ' ';

$accessDeniedMsg .= sprintf(__('Your current role(s): %s', 'wp-asset-clean-up'), implode(', ', $userRoles)) . ' ';

$accessDeniedMsg .= __('Please reach out to the administrator of this website if you believe you have the right to access this page.', 'wp-asset-clean-up').' ';

$accessDeniedMsg .= '<div>Read more about WordPress user roles: <a target="_blank" href="https://wordpress.org/support/article/roles-and-capabilities/#summary-of-roles">https://wordpress.org/support/article/roles-and-capabilities/#summary-of-roles</a></div>';

wp_die( $accessDeniedMsg, 403 );
	}
}