<?php
/*
______ _____   _______ _______ _______ _______ ______ _______
|   __ \     |_|    ___|_     _|   |   |       |   __ \   _   |
|    __/       |    ___| |   | |       |   -   |      <       |
|___|  |_______|_______| |___| |___|___|_______|___|__|___|___|

P L E T H O R A T H E M E S . C O M                    (c) 2022

File Description: Theme Functions file

 */

if (!defined('ABSPATH')) {
    exit;
}
// NO DIRECT ACCESS

// specify the $content_width variable out of Plethora_Setup
if (!isset($content_width)) {$content_width = 960;}

class Plethora_Setup
{

    public $theme_slug; // THEME SLUG
    public $theme_name; // THEME NAME
    public $theme_ver; // THEME VERSION
    public $theme_plugins; // THEME REQUIRED/RECOMMENDED PLUGINS

    public function __construct()
    {

        // Perform some PHP version diagnostics check before anything else
        $php_version_approved = $this->approve_php_version();

        // Instantiate the theme class, if Plethora Framework is installed and PHP version diagnostics are fine
        if ($php_version_approved) {

            // Set theme basic Info
            $parent_dir_name     = basename(get_template_directory()); // covers possible directory name change
            $theme               = wp_get_theme($parent_dir_name); // always get info by parent theme directory name
            $this->theme_slug    = $theme->get('TextDomain');
            $this->theme_name    = $theme->get('Name');
            $this->theme_ver     = $theme->get('Version');
            $this->theme_plugins = array(
                'plethora-featureslib' => array( 'version' => '1.8.4.7' ),
                'js_composer'          => array( 'version' => '6.13.0' ),
                'contact-form-7'       => array('version' => '4.5'),
                'mailchimp-for-wp'     => array('version' => '4.0.4'),
                'wp-google-maps'       => array('version' => '6.3.18'),
                'envato-market'        => array('version' => '2.0.7'),
            );

            // WP Features Config
            add_theme_support('post-thumbnails');
            add_theme_support('title-tag');
            add_theme_support('post-formats', array('image', 'video', 'audio', 'link'));
            add_theme_support('automatic-feed-links');

            // DIR Constants
            define('PLE_THEME_DIR', get_template_directory()); // Theme folder
            define('PLE_THEME_INCLUDES_DIR', PLE_THEME_DIR . '/includes'); // Theme includes folder
            define('PLE_THEME_ASSETS_DIR', PLE_THEME_DIR . '/assets'); // Theme assets folder
            define('PLE_THEME_JS_DIR', PLE_THEME_ASSETS_DIR . '/js'); // Theme assets JavaScript folder
            define('PLE_THEME_FEATURES_DIR', PLE_THEME_DIR . '/features'); // Theme features folder
            define('PLE_THEME_TEMPLATES_DIR', PLE_THEME_DIR . '/templates'); // Theme template parts folder
            define('PLE_CHILD_DIR', get_stylesheet_directory()); // Child theme folder
            define('PLE_CHILD_ASSETS_DIR', PLE_CHILD_DIR . '/assets'); // Child theme assets folder
            define('PLE_CHILD_JS_DIR', PLE_CHILD_ASSETS_DIR . '/js'); // Child theme assets JavaScript folder
            define('PLE_CHILD_FEATURES_DIR', PLE_CHILD_DIR . '/features'); // Child theme includes folder
            define('PLE_CHILD_TEMPLATES_DIR', PLE_CHILD_DIR . '/templates'); // Child theme template parts folder

            // URI Constants
            define('PLE_THEME_URI', get_template_directory_uri()); // Theme folder
            define('PLE_THEME_INCLUDES_URI', PLE_THEME_URI . '/includes'); // Theme includes folder
            define('PLE_THEME_ASSETS_URI', PLE_THEME_URI . '/assets'); // Theme assets folder
            define('PLE_THEME_JS_URI', PLE_THEME_ASSETS_URI . '/js'); // Assets JavaScript folder
            define('PLE_THEME_FEATURES_URI', PLE_THEME_URI . '/features'); // Theme features folder
            define('PLE_THEME_TEMPLATES_URI', PLE_THEME_URI . '/templates'); // Theme template parts folder
            define('PLE_CHILD_URI', get_stylesheet_directory_uri()); // Child theme folder
            define('PLE_CHILD_ASSETS_URI', PLE_CHILD_URI . '/assets'); // Child theme assets folder
            define('PLE_CHILD_JS_URI', PLE_CHILD_ASSETS_URI . '/js'); // Child theme assets JavaScript folder
            define('PLE_CHILD_FEATURES_URI', PLE_CHILD_URI . '/features'); // Child theme includes folder
            define('PLE_CHILD_TEMPLATES_URI', PLE_CHILD_URI . '/templates'); // Child theme template parts folder

            // Load TGM class
            require_once PLE_THEME_INCLUDES_DIR . '/core/helpers/plethora-tgm.php';
            // Load Plethora_Theme class, along with the abstract Plethora class
            require_once PLE_THEME_INCLUDES_DIR . '/core/plethora.php';
            require_once PLE_THEME_INCLUDES_DIR . '/theme.php';

            // Create the theme object
            global $plethora_theme;
            $plethora_theme = new Plethora_Theme($this->theme_slug, $this->theme_name, $this->theme_ver);

            // TGM configuration
            add_action('tgmpa_register', array($this, 'tgm_init'));

            // Tasks performed after theme update
            $this->after_update();

            // Theme adjustments if the library plugin is inactive
            if (!Plethora_Theme::is_library_active()) {

                // Add support for post and page post types ( necessary for content to be displayed )
                add_filter('plethora_supported_post_types', array($this, 'library_inactive_post_type_support'));

                // Enqueue Google fonts manually
                add_action('wp_enqueue_scripts', array($this, 'library_inactive_google_fonts'), 5);
            }

            add_shortcode('ple_this_year', function () {
                return date('Y');
            });

        } else {

            // Handle frontend error message
            if (!is_admin()) {

                $plethora_link = 'http://plethorathemes.com/blog/dropping-support-for-php-5-3-x/';
                $wp_link       = 'https://wordpress.org/about/requirements/';
                $title         = esc_html__('This installation is running under an obsolete PHP version *', 'hotel-xenia');
                $output        = '<h1>' . $title . '</h1>';
                $output .= '<p>';
                $output .= esc_html__('To continue working with this theme, you have to upgrade your PHP to 5.4 or newer version.', 'hotel-xenia');
                $output .= esc_html__('Unfortunately we cannot ignore the fact that this PHP version is considered obsolete, non secure and with poor overall performance.', 'hotel-xenia') . '<br>';
                $output .= '</p>';
                $output .= '<p>';
                $output .= '<strong>' . esc_html__('Please help us to deliver high quality and secure products...contact your host and ask for a switch to PHP 5.4 or newer.', 'hotel-xenia') . '</strong>';
                $output .= esc_html__('This is a simple procedure that any decent hosting company should provide hassles-free. This restriction will disappear after switching to PHP 5.4 or newer.', 'hotel-xenia');
                $output .= '</p>';
                $output .= '<h4>' . esc_html__('Read more: ', 'hotel-xenia') . '</h4>';
                $output .= '<ul>';
                $output .= '<li><a href="' . esc_url($plethora_link) . '" target="_blank"><strong>' . esc_html__('Plethora Themes is dropping support for PHP 5.3.x', 'hotel-xenia') . '</strong></a></li>';
                $output .= '<li><a href="' . esc_url($wp_link) . '" target="_blank"><strong>' . esc_html__('WordPress recommended host configuration', 'hotel-xenia') . '</strong></a></li>';
                $output .= '</ul>';
                $output .= '<h6>' . esc_html__('* This message concerns this website\'s administration...if you are a visitor, just ignore this.', 'hotel-xenia') . '</h6>';

                wp_die($output, $title);
            }
        }
    }

    /**
     * Check if PHP Version is less than 5.4
     */
    public function approve_php_version()
    {

        $approve_php_version = false;

        if (version_compare(PHP_VERSION, '5.4.0') >= 0) {

            $approve_php_version = true;

        } else {

            $approve_php_version = false;
            add_action('admin_notices', array($this, 'php_version_notice'));
        }

        return $approve_php_version;
    }

    /**
     * Admin notice for PHP versions earlier than 5.4
     */
    public function php_version_notice()
    {

        if (isset($_GET['plethora_php_version_notice']) && sanitize_key($_GET['plethora_php_version_notice']) === 'hide') {

            set_transient('plethora_php_version_notice', 'hide', HOUR_IN_SECONDS);
        }

        $notice_status = get_transient('plethora_php_version_notice');

        if ($notice_status !== 'hide') {

            $plethora_link = 'http://plethorathemes.com/blog/dropping-support-for-php-5-3-x/';
            $wp_link       = 'https://wordpress.org/about/requirements/';
            $output        = '<h4 style="margin:0 0 10px;">' . esc_html__('Your installation is running under PHP ', 'hotel-xenia');
            $output .= '<strong>' . PHP_VERSION . '</strong> ' . '</h4>';
            $output .= esc_html__('To continue working with this theme, you have to upgrade your PHP to 5.4 or newer version.', 'hotel-xenia') . '<br>';
            $output .= esc_html__('Unfortunately we cannot ignore the fact that this PHP version is considered obsolete, non secure and with poor overall performance.', 'hotel-xenia') . '<br>';
            $output .= '<strong>' . esc_html__('Please help us to deliver high quality and secure products...contact your host and ask for a switch to PHP 5.4 or newer.', 'hotel-xenia') . '</strong>' . '<br>';
            $output .= esc_html__('This is a simple procedure that any decent hosting company should provide hassles-free. This restriction will disappear after switching to PHP 5.4 or newer.', 'hotel-xenia');
            $output .= '<p>';
            $output .= '<a href="' . esc_url($plethora_link) . '" target="_blank"><strong>' . esc_html__('Read more on our blog', 'hotel-xenia') . '</strong></a> | ';
            $output .= '<a href="' . esc_url($wp_link) . '" target="_blank"><strong>' . esc_html__('Read more on WordPress recommended host configuration', 'hotel-xenia') . '</strong></a> | ';
            $output .= '<a href="' . esc_url(admin_url('/')) . '?plethora_php_version_notice=hide"><strong>' . esc_html__('Dismiss this notice', 'hotel-xenia') . '</strong></a>';
            $output .= '</p>';
            echo '<div class="notice notice-error is-dismissible"><p>' . $output . '</p></div>';
        }
    }

    /**
     * Initiates TGM class
     * Hooked @ 'tgmpa_register'
     */
    public function tgm_init()
    {

        if (is_admin()) { // no need if not in admin
            $config = array(
                'domain' => $this->theme_slug, // Text domain - likely want to be the same as your theme.
                'default_path' => '', // Default absolute path to pre-packaged plugins
                'menu' => 'install-required-plugins', // Menu slug
                'has_notices' => true, // Show admin notices or not
                'is_automatic' => false, // Automatically activate plugins after installation or not
                'message' => '', // Message to output right before the plugins table
                'strings' => array(
                    'page_title'                      => esc_html__('Install Required Plugins', 'hotel-xenia'),
                    'menu_title'                      => esc_html__('Install Plugins', 'hotel-xenia'),
                    'installing'                      => esc_html__('Installing Plugin: %s', 'hotel-xenia'), // %1$s = plugin name
                    'oops'                         => esc_html__('Something went wrong with the plugin API.', 'hotel-xenia'),
                    'notice_can_install_required'     => _n_noop('This theme requires the following plugin: %1$s.', 'This theme requires the following plugins: %1$s.', 'hotel-xenia'),
                    'notice_can_install_recommended'  => _n_noop('This theme recommends the following plugin: %1$s.', 'This theme recommends the following plugins: %1$s.', 'hotel-xenia'),
                    'notice_cannot_install'           => _n_noop('Sorry, but you do not have the correct permissions to install the %s plugin. Contact the administrator of this site for help on getting the plugin installed.', 'Sorry, but you do not have the correct permissions to install the %s plugins. Contact the administrator of this site for help on getting the plugins installed.', 'hotel-xenia'), // %1$s = plugin name(s)
                    'notice_can_activate_required' => _n_noop('The following required plugin is currently inactive: %1$s.', 'The following required plugins are currently inactive: %1$s.', 'hotel-xenia'),
                    'notice_can_activate_recommended' => _n_noop('The following recommended plugin is currently inactive: %1$s. Note that recommended plugins are usually associated with some features display, however they are not necessary if you don\'t plan to use them.', 'The following recommended plugins are currently inactive: %1$s. Note that recommended plugins are usually associated with some features display, however they are not necessary if you don\'t plan to use them.', 'hotel-xenia'), // %1$s = plugin name(s)
                    'notice_cannot_activate'       => _n_noop('Sorry, but you do not have the correct permissions to activate the %s plugin. Contact the administrator of this site for help on getting the plugin activated.', 'Sorry, but you do not have the correct permissions to activate the %s plugins. Contact the administrator of this site for help on getting the plugins activated.', 'hotel-xenia'), // %1$s = plugin name(s)
                    'notice_ask_to_update' => _n_noop('The following plugin needs to be updated to its latest version to ensure maximum compatibility with this theme: %1$s.', 'The following plugins need to be updated to their latest version to ensure maximum compatibility with this theme: %1$s.', 'hotel-xenia'), // %1$s = plugin name(s)
                    'notice_cannot_update' => _n_noop('Sorry, but you do not have the correct permissions to update the %s plugin. Contact the administrator of this site for help on getting the plugin updated.', 'Sorry, but you do not have the correct permissions to update the %s plugins. Contact the administrator of this site for help on getting the plugins updated.', 'hotel-xenia'), // %1$s = plugin name(s)
                    'install_link' => _n_noop('Begin installing plugin', 'Begin installing plugins', 'hotel-xenia'),
                    'activate_link'                   => _n_noop('Activate installed plugin', 'Activate installed plugins', 'hotel-xenia'),
                    'return'                          => esc_html__('Return to Required Plugins Installer', 'hotel-xenia'),
                    'plugin_activated'                => esc_html__('Plugin activated successfully.', 'hotel-xenia'),
                    'complete'                        => esc_html__('All plugins installed and activated successfully. %s', 'hotel-xenia'), // %1$s = dashboard link
                    'nag_type'                     => 'updated', // Determines admin notice type - can only be 'updated' or 'error'
                ),
            );

            $plugins = $this->tgm_get_plugins();

            if (!empty($plugins)) {

                tgmpa($plugins, $config);
            }
        }
    }

    /**
     * Includes all TGM plugins index, along with their configuration
     * It returns an array merged with $this->theme_plugins variable config,
     * and it's ready for TGM class initiation
     */
    public function tgm_get_plugins()
    {

        // REQUIRED: Plethora Features Library
        $plugins['plethora-featureslib'] = array(
            'name' => esc_html__('Plethora Features Library', 'hotel-xenia'), // PLUGIN NAME
            'slug' => 'plethora-featureslib', // PLUGIN SLUG (Typically: folder name)
            'source' => PLE_THEME_DIR . '/includes/bundled-plugins-v2/plethora-featureslib.zip', // PLUGIN SOURCE
            'required' => true, // If false, the plugin is only 'recommended' instead of required
        );

        // REQUIRED: WPBakery Visual Composer
        $plugins['js_composer'] = array(
            'name'     => esc_html__('WPBakery Visual Composer', 'hotel-xenia'),
            'slug'     => 'js_composer',
            'source'   => PLE_THEME_DIR . '/includes/bundled-plugins-v2/js_composer.zip',
            'required' => true,
        );

        // SUGGESTED: Slider Revolution
        $plugins['revslider'] = array(
            'name'     => esc_html__('Slider Revolution', 'hotel-xenia'),
            'slug'     => 'revslider',
            'source'   => PLE_THEME_DIR . '/includes/bundled-plugins-v2/revslider.zip',
            'required' => false,
        );

        // SUGGESTED: Contact Form 7
        $plugins['contact-form-7'] = array(
            'name'     => esc_html__('Contact Form 7', 'hotel-xenia'),
            'slug'     => 'contact-form-7',
            'required' => false,
        );

        // SUGGESTED: MailChimp for WordPress
        $plugins['mailchimp-for-wp'] = array(
            'name'     => esc_html__('MailChimp for WordPress', 'hotel-xenia'),
            'slug'     => 'mailchimp-for-wp',
            'required' => false,
        );

        // SUGGESTED: Instagram Feed
        $plugins['instagram-feed'] = array(
            'name'     => esc_html__('Instagram Feed', 'hotel-xenia'),
            'slug'     => 'instagram-feed',
            'required' => false,
        );

        // SUGGESTED: WP Google Maps
        $plugins['wp-google-maps'] = array(
            'name'     => esc_html__('WP Google Maps', 'hotel-xenia'),
            'slug'     => 'wp-google-maps',
            'required' => false,
        );

        // SUGGESTED: Envato Market
        $plugins['envato-market'] = array(
            'name'     => esc_html__('Envato Market', 'hotel-xenia'),
            'slug'     => 'envato-market',
            'source'   => PLE_THEME_DIR . '/includes/bundled-plugins-v2/envato-market.zip',
            'required' => false,
        );

        $tgm_plugins   = array();
        $theme_plugins = apply_filters('plethora_theme_plugins', $this->theme_plugins);
        foreach ($plugins as $plugin_slug => $plugin_tgm_config) {

            if (!empty($theme_plugins[$plugin_slug]['version'])) {

                $plugin_tgm_config['version'] = $theme_plugins[$plugin_slug]['version'];
                $tgm_plugins[]                = $plugin_tgm_config;
            }
        }
        return $tgm_plugins;
    }

    /**
     * The method compares theme saved version with this one running.
     * If different, it executes all actions set right after theme update
     */
    public function after_update()
    {

        $theme_version_db = get_option(OPTNAME_THEME_VER, false);
        if ($theme_version_db && version_compare($this->theme_ver, $theme_version_db) !== 0) {

            // Recovers TGM notices, even if the user has dismissed this.
            // MUST be done on every theme update, to make sure the current user gets a notice about the Plethora Framework plugin update
            $deleted = delete_metadata('user', null, 'tgmpa_dismissed_notice_tgmpa', null, true);

            ## START: Add any theme update actions here!
            do_action('plethora_after_update');
            ## FINISH

            // After done with all actions, we update saved theme version
            $is_updated = update_option(OPTNAME_THEME_VER, $this->theme_ver);

        } elseif (!$theme_version_db) {

            // Create saved theme version ( for version switches only )
            $is_saved = update_option(OPTNAME_THEME_VER, $this->theme_ver);
            // Initial theme version
            $is_initial = update_option('plethora_theme_ver_installed_initial', $this->theme_ver);
        }
    }

    /**
     * Enqueue Google fonts manually
     * Should be hooked only when PFL is inactive
     * Hooked @ 'wp_enqueue_scripts'
     */
    public function library_inactive_google_fonts()
    {

        wp_enqueue_style('Source Sans Pro', $this->library_inactive_font_source_sans_pro(), array(), '1.0.0');
        wp_enqueue_style('Playfair Display', $this->library_inactive_font_playfair_display(), array(), '1.0.0');
    }

    /**
     * Returns google fonts url, url encoded for wp_enqueue_style use
     * Translators: If there are characters in your language that are not supported
     * by chosen font(s), translate this to 'off'. Do not translate into your own language.
     */
    public function library_inactive_font_source_sans_pro()
    {

        $font_url = '';
        if ('off' !== _x('on', 'Google font: on or off', 'hotel-xenia')) {

            $font_url = add_query_arg('family', urlencode('Source Sans Pro:100,300,400,600,700,100italic,300italic,400italic,600italic,700italic&subset=latin'), "//fonts.googleapis.com/css");
        }
        return $font_url;
    }

    /**
     * Returns google fonts url, url encoded for wp_enqueue_style use
     * Translators: If there are characters in your language that are not supported
     * by chosen font(s), translate this to 'off'. Do not translate into your own language.
     */
    public function library_inactive_font_playfair_display()
    {

        $font_url = '';
        if ('off' !== _x('on', 'Google font: on or off', 'hotel-xenia')) {

            $font_url = add_query_arg('family', urlencode('Playfair Display:100,300,400,600,700,100italic,300italic,400italic,600italic,700italic&subset=latin'), "//fonts.googleapis.com/css");
        }
        return $font_url;
    }

    /**
     * Add support for post/page if the library plugin is inactive
     * Should be hooked only when PFL is inactive
     * Hooked @ 'plethora_supported_post_types'
     */
    public function library_inactive_post_type_support($posttypes)
    {

        $posttypes[] = 'post';
        $posttypes[] = 'page';
        array_unique($posttypes);
        return $posttypes;
    }

}

$setup = new Plethora_Setup;