# betterdocs/2.3.5/admin/includes/class-betterdocs-core-installer.php

BetterDocs – AI Documentation, Knowledge Base, MCP Server, Docs, Wikis, FAQ & Chatbot, version 2.3.5. 104 lines.

- Page: https://pluginprobe.com/plugins/betterdocs/2.3.5/code/admin/includes/class-betterdocs-core-installer.php
- Raw: https://pluginprobe.com/plugins/betterdocs/2.3.5/raw/admin/includes/class-betterdocs-core-installer.php
- Modified: 2019-10-15T09:59:20+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/betterdocs/2.3.5/code/admin/includes/class-betterdocs-core-installer.php#L10-L20`.

```php
<?php
if ( ! class_exists( 'BetterDocs_Core_Installer' ) ) :
    /**
     * WPDeveloper Core Install
     */
    class BetterDocs_Core_Installer {
        /**
         * Plugin Base Name
         *
         * @var string
         */
        private $plugin_basename;
        /**
         * Instantiate the class
         *
         * @param string $affiliate
         */
        function __construct( $plugin_basename = '' ) {
            $this->plugin_basename = $plugin_basename;
            add_action( 'init', array( $this, 'init_hooks' ) );
        }
        /**
         * Initialize the hooks
         *
         * @return void
         */
        public function init_hooks() {
            if ( ! current_user_can( 'manage_options' ) ) {
                return;
            }
            add_action( 'wp_ajax_wpdeveloper_upsale_core_install_' . $this->plugin_basename, array( $this, 'core_install' ) );
        }
        /**
         * Fail if plugin installtion/activation fails
         *
         * @param  Object $thing
         *
         * @return void
         */
        public function fail_on_error( $thing ) {
            if ( is_wp_error( $thing ) ) {
                wp_send_json_error( $thing->get_error_message() );
            }
        }

        /**
         * Install Upsale Plugin
         *
         * @return void
         */
        public function core_install() {
            check_ajax_referer( 'wpdeveloper_upsale_core_install_' . $this->plugin_basename );

            if ( ! current_user_can( 'manage_options' ) ) {
                wp_send_json_error( __( 'You don\'t have permission to install the plugins' ) );
            }

            $plugin_slug = ( isset( $_POST['slug'] ) ) ? $_POST['slug'] : '';
            $plugin_file = ( isset( $_POST['file'] ) ) ? $_POST['file'] : '';

            if( empty( $plugin_file ) || empty( $plugin_slug ) ) {
                wp_send_json_error( __( 'You don\'t have set any slug and file name to install the plugins' ) );
            }

            $plugin_status = $this->install_plugin( $plugin_slug, $plugin_file );
            $this->fail_on_error( $plugin_status );

            wp_send_json_success();
        }
        /**
         * Install and activate a plugin
         *
         * @param  string $slug
         * @param  string $file
         *
         * @return WP_Error|null
         */
        public function install_plugin( $slug, $file ) {
            include_once ABSPATH . 'wp-admin/includes/plugin-install.php';
            include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';

            $plugin_basename = $slug . '/' . $file;

            // if exists and not activated
            if ( file_exists( WP_PLUGIN_DIR . '/' . $plugin_basename ) ) {
                return activate_plugin( $plugin_basename );
            }

            // seems like the plugin doesn't exists. Download and activate it
            $upgrader = new Plugin_Upgrader( new WP_Ajax_Upgrader_Skin() );

            $api      = plugins_api( 'plugin_information', array( 'slug' => $slug, 'fields' => array( 'sections' => false ) ) );
            $result   = $upgrader->install( $api->download_link );

            if ( is_wp_error( $result ) ) {
                return $result;
            }

            return activate_plugin( $plugin_basename );
        }
    }
endif;


```