FS Poster — Auto Poster & Scheduler Plugin For WordPress v7.1.9

<?php

namespace FSPoster\App\Providers;

use stdClass;

class FSCodeUpdater
{
    private $expiration = 12;// horus
    private $plugin_slug;
    private $update_url;
    private $plugin_base;
    private $purchase_code;

    public function __construct ( $plugin, $updateURL, $purchase_code )
    {
        $this->plugin_slug   = $plugin;
        $this->update_url    = $updateURL;
        $this->plugin_base   = $plugin . '/init.php';
        $this->purchase_code = $purchase_code;

        $this->check_if_forced_for_update();

        add_filter( 'plugins_api', [ $this, 'plugin_info' ], 20, 3 );
        add_filter( 'site_transient_update_plugins', [ $this, 'push_update' ] );
        add_action( 'upgrader_process_complete', [ $this, 'after_update' ], 10, 2 );
        add_filter( 'plugin_row_meta', [ $this, 'check_for_update' ], 10, 2 );
    }

    public function plugin_info ( $res, $action, $args )
    {
        if ( $action !== 'plugin_information' )
        {
            return FALSE;
        }

        if ( $args->slug !== $this->plugin_slug )
        {
            return FALSE;
        }

        $remote = $this->get_transient();

        if ( $remote )
        {
            $res = new stdClass();

            $res->name    = $remote->name;
            $res->slug    = $this->plugin_slug;
            $res->version = $remote->version;
            $res->tested  = $remote->tested;

            $res->author         = '<a href="https://www.fs-code.com">FS Code</a>';
            $res->author_profile = 'https://www.fs-code.com';
            $res->download_link  = $remote->download_url;
            $res->trunk          = $remote->download_url;
            $res->last_updated   = $remote->last_updated;

            $res->sections = [
                'description'  => $remote->sections->description,
                'installation' => $remote->sections->installation,
                'changelog'    => $remote->sections->changelog
            ];

            return $res;

        }

        return FALSE;

    }

    public function push_update ( $transient )
    {
        if ( empty( $transient->checked ) )
        {
            return $transient;
        }

        $remote = $this->get_transient();

        if ( $remote && version_compare( Helper::getVersion(), $remote->version, '<' ) )
        {
            $res                = new stdClass();
            $res->slug          = $this->plugin_slug;
            $res->plugin        = $this->plugin_base;
            $res->new_version   = $remote->version;
            $res->tested        = $remote->tested;
            $res->package       = $remote->download_url;
            $res->compatibility = new stdClass();

            $transient->response[ $res->plugin ] = $res;
        }

        return $transient;
    }

    public function after_update ( $upgrader_object, $options )
    {
        if ( $options[ 'action' ] === 'update' && $options[ 'type' ] === 'plugin' )
        {
            delete_transient( 'fscode_upgrade_' . $this->plugin_slug );
        }
    }

    public function check_for_update ( $links, $file )
    {
        if ( strpos( $file, $this->plugin_base ) !== FALSE )
        {
            $new_links = [
                'check_for_update' => '<a href="plugins.php?fscode_check_for_update=1&plugin=' . urlencode( $this->plugin_slug ) . '&_wpnonce=' . wp_create_nonce( 'fscode_check_for_update_' . $this->plugin_slug ) . '">Check for update</a>'
            ];

            $links = array_merge( $links, $new_links );
        }

        return $links;
    }

    private function get_transient ()
    {
        $remote = get_transient( 'fscode_upgrade_' . $this->plugin_slug );

        if ( ! $remote )
        {
            //$remote = wp_remote_get( $this->update_url . '?act=check_update&domain=' . network_site_url() . '&purchase_code=' . $this->purchase_code );

            if ( ! is_wp_error( $remote ) && isset( $remote[ 'response' ][ 'code' ] ) && $remote[ 'response' ][ 'code' ] == 200 && ! empty( $remote[ 'body' ] ) )
            {
                set_transient( 'fscode_upgrade_' . $this->plugin_slug, $remote, $this->expiration * 60 * 60 );
            }
            else
            {
                return FALSE;
            }
        }

        $remote = json_decode( $remote[ 'body' ] );

        return $remote;
    }

    private function check_if_forced_for_update ()
    {
        $check_update = Request::get( 'fscode_check_for_update', '', 'string' );
        $plugin       = Request::get( 'plugin', '', 'string' );
        $_wpnonce     = Request::get( '_wpnonce', '', 'string' );

        if ( $check_update === '1' && $plugin === $this->plugin_slug && wp_verify_nonce( $_wpnonce, 'fscode_check_for_update_' . $this->plugin_slug ) )
        {
            delete_transient( 'fscode_upgrade_' . $this->plugin_slug );
        }
    }
}