<?php
/**
 * VillaTheme_Plugin_Check_Update
 */

// no direct access allowed
if ( ! defined( 'ABSPATH' ) ) {
	die();
}

if ( ! class_exists( 'VillaTheme_Plugin_Check_Update' ) ) {

	/**
	 * Class VillaTheme_Plugin_Check_Update
	 * 1.0.0
	 */
	class VillaTheme_Plugin_Check_Update {
		/**
		 * The plugin current version
		 * @var string
		 */
		public $current_version;

		/**
		 * The plugin remote update path
		 * @var string
		 */
		public $update_path;

		/**
		 * Plugin Slug (plugin_directory/plugin_file.php)
		 * @var string
		 */
		public $plugin_slug;

		/**
		 * Plugin name (plugin_file)
		 * @var string
		 */
		public $slug;

		/**
		 * The item name while requesting to update api
		 * @var string
		 */
		public $request_name;

		/**
		 * The item ID in marketplace
		 * @var string
		 */
		public $plugin_id;


		/**
		 * The item name while requesting to update api
		 * @var string
		 */
		public $plugin_file_path;

		/**
		 * The item name while requesting to update api
		 * @var string
		 */
		public $banners;
		/**
		 * To verify on server
		 * @var
		 */
		public $key;
		/**
		 * This is product Id on VillaTheme
		 * @var
		 */
		public $item_id;

		/**
		 * Initialize a new instance of the WordPress Auto-Update class
		 *
		 * @param string $current_version
		 * @param string $update_path
		 * @param string $plugin_slug
		 * @param string $slug
		 */
		function __construct( $current_version, $update_path, $plugin_slug, $slug, $item_id, $key = '', $setting_url = '' ) {

			// Set the class public variables
			$this->current_version = $current_version;
			$this->update_path     = $update_path;
			$this->plugin_slug     = $plugin_slug;
			$this->slug            = $slug;
			$this->key             = $key;
			$this->item_id         = $item_id;
			$this->setting_url     = $setting_url;

			//Action hide notices
			if ( isset( $_GET[ $this->slug . '_dismiss_notices' ] ) && $_GET[ $this->slug . '_dismiss_notices' ] ) {
				update_option( $this->slug . '_' . $this->current_version . '_dismiss_notices', current_time( 'timestamp', true ) );
			}
			if ( isset( $_GET[ $this->slug . '_hide' ] ) && $_GET[ $this->slug . '_hide' ] ) {
				set_transient( $this->slug . '_hide', 1, 2592000 );
			}
			// define the alternative API for checking for updates
			add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );

			// Define the alternative response for information checking
			add_filter( 'plugins_api', array( $this, 'check_info' ), 10, 3 );
			if (! get_option( $this->slug . '_' . $this->current_version . '_dismiss_notices' ) ) {
				if ( ! get_transient( $this->slug . '_hide' ) ) {
					if ( ! $this->key ) {
						add_action( 'admin_notices', array( $this, 'update_key_notice' ) );
					} else {
						$this->messages = get_option( $this->slug . '_messages', array() );
						if ( is_array( $this->messages ) && count( $this->messages ) ) {
							if ( isset( $this->messages['update'] ) && $this->messages['update'] == 2 ) {
								add_action( 'admin_notices', array( $this, 'renew_key_notice' ) );
							}
						}
					}
				}
			}
			add_action( $this->slug . '_key', array( $this, 'key_active' ) );
		}


		/**
		 * Show key is active
		 */
		public function key_active() {

			if ( isset( $this->messages ) ) {
				if ( count( $this->messages ) ) {
					if ( isset( $this->messages['update'] ) ) {
						?>
                        <p class="villatheme-key-active"><?php esc_html_e( $this->messages['message'] ) ?></p>
					<?php }
				}
			}
		}

		/**
		 * Show update key wordpress
		 */
		public function renew_key_notice() {
			$plugin = get_plugin_data( WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . $this->plugin_slug );
			?>
            <div class="villatheme-dashboard notice notice-warning">
                <div class="villatheme-content">
                    <p><?php echo esc_html__( 'Hello! Your ', $this->slug ) . '<strong>' . $plugin['Name'] . '</strong>' . esc_html__( ' is expired automatic update and support. Please go to renew now.', $this->plugin_slug ) ?>
                        <a class="button button-primary" target="_blank"
                           href="https://codecanyon.net/downloads"><?php esc_html_e( 'Renew', $this->slug ) ?></a>
                        <a href="<?php esc_attr_e( add_query_arg( array( $this->slug . '_hide' => 1 ) ) ) ?>"
                           class="button"><?php esc_html_e( 'Skip', $this->slug ) ?></a>
                    </p>
                </div>

            </div>
		<?php }

		/**
		 * Show update key wordpress
		 */
		public function update_key_notice() {
			$plugin = get_plugin_data( WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . $this->plugin_slug );
			?>
            <div class="villatheme-dashboard error">
                <div class="villatheme-content">
                    <p><?php echo esc_html__( 'Hello! Would you like to receive automatic update? Please activate your copy of ', $this->slug ) . '<strong>' . $plugin['Name'] . '</strong>' ?></p>
                    <p>
                        <a href="<?php esc_attr_e( esc_url( $this->setting_url ) ) ?>#update"
                           class="button button-primary"><?php esc_html_e( 'Active', $this->slug ) ?></a>
                        <a href="<?php esc_attr_e( add_query_arg( array( $this->slug . '_hide' => 1 ) ) ) ?>"
                           class="button"><?php esc_html_e( 'Hide', $this->slug ) ?></a>
                    </p>
                    <a target="_self"
                       href="<?php esc_attr_e( add_query_arg( array( $this->slug . '_dismiss_notices' => 1 ) ) ); ?>"
                       class="button notice-dismiss vi-button-dismiss"><?php esc_html_e( 'Dismiss', $this->slug ) ?></a>
                </div>

            </div>
		<?php }

		/**
		 * Add our self-hosted autoupdate plugin to the filter transient
		 *
		 * @param $transient
		 *
		 * @return object $ transient
		 */
		public function check_update( $transient ) {

			// Get the remote version
			$remote_version = $this->get_remote_version();

			if ( is_array( $remote_version ) ) {
				$version  = isset( $remote_version['version'] ) ? $remote_version['version'] : 0;
				$url      = isset( $remote_version['url'] ) ? $remote_version['url'] : '';
				$package  = isset( $remote_version['package'] ) ? $remote_version['package'] : '';
				$messages = isset( $remote_version['message'] ) ? $remote_version['message'] : array();
			} else {
				return $transient;
			}
			/*Update message*/
			if ( $messages ) {
				$messages = json_decode( $messages, true );
				update_option( $this->slug . '_messages', $messages );
			}
			// If a newer version is available, add the update info to update transient
			if ( version_compare( $this->current_version, $version, '<' ) ) {
				$obj                                       = new stdClass();
				$obj->slug                                 = $this->slug;
				$obj->plugin                               = $this->plugin_slug;
				$obj->new_version                          = $version;
				$obj->url                                  = $url;
				$obj->package                              = $package;
				$transient->response[ $this->plugin_slug ] = $obj;

			} elseif ( isset( $transient->response[ $this->plugin_slug ] ) ) {

				unset( $transient->response[ $this->plugin_slug ] );
			}


			return $transient;
		}


		/**
		 * Return the remote version
		 * @return string $remote_version
		 */
		public function get_remote_version() {
			global $wp_version;

			$request = wp_remote_post( $this->update_path, array(
					'user-agent' => 'WordPress/' . $wp_version . '; ' . get_site_url(),
					'timeout'    => ( ( defined( 'DOING_CRON' ) && DOING_CRON ) ? 30 : 3 ),
					'body'       => array(
						'key' => $this->key,
						'id'  => $this->item_id
					)
				)
			);

			if ( ! is_wp_error( $request ) || wp_remote_retrieve_response_code( $request ) === 200 ) {
				$request = json_decode( $request['body'], true );

				return $request;

			}

			return false;
		}


		/**
		 * Add our self-hosted description to the filter
		 *
		 * @param boolean $false
		 * @param array $action
		 * @param object $arg
		 *
		 * @return bool|object
		 */
		public function check_info( $false, $action, $arg ) {


			if ( ! isset( $arg->slug ) ) {
				return $false;
			}

			if ( $arg->slug === $this->slug ) {
				return true;
			}

			return $false;
		}

	}
}