198 lines
3.2 KiB
PHP
198 lines
3.2 KiB
PHP
<?php
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/**
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* 3.0 Data Migration - Base.
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*
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* @subpackage Admin/Upgrades/v3
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* @copyright Copyright (c) 2018, Easy Digital Downloads, LLC
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* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
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* @since 3.0
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*/
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namespace EDD\Admin\Upgrades\v3;
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// Exit if accessed directly
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defined( 'ABSPATH' ) || exit;
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/**
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* Base Class.
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*
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* @since 3.0
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*/
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class Base extends \EDD_Batch_Export {
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/**
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* Orders.
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*
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* @since 3.0
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* @var string
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*/
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const ORDERS = 'orders';
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/**
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* Discounts.
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*
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* @since 3.0
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* @var string
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*/
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const DISCOUNTS = 'discounts';
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/**
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* Our export type. Used for export-type specific filters/actions.
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*
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* @since 3.0
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* @var string
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*/
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public $export_type = '';
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/**
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* Allows for a non-download batch processing to be run.
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*
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* @since 3.0
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* @var bool
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*/
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public $is_void = true;
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/**
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* Sets the number of items to pull on each step.
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*
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* @since 3.0
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* @var int
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*/
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public $per_step = 50;
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/**
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* Is the upgrade done?
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*
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* @since 3.0
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* @var bool
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*/
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public $done;
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/**
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* Message.
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*
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* @since 3.0
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* @var string
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*/
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public $message;
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/**
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* Completed message.
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*
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* @since 3.0
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* @var string
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*/
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public $completed_message;
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/**
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* Upgrade routine.
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*
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* @since 3.0
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* @var string
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*/
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public $upgrade;
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/**
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* Retrieve the data pertaining to the current step and migrate as necessary.
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*
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* @since 3.0
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*
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* @return bool True if data was migrated, false otherwise.
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*/
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public function get_data() {
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return false;
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}
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/**
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* Process a step.
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*
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* @since 3.0
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*
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* @return bool
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*/
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public function process_step() {
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if ( ! $this->can_export() ) {
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wp_die(
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esc_html__( 'You do not have permission to run this upgrade.', 'easy-digital-downloads' ),
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esc_html__( 'Error', 'easy-digital-downloads' ),
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array(
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'response' => 403,
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)
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);
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}
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$had_data = $this->get_data();
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if ( $had_data ) {
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$this->done = false;
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// Save the *next* step to do.
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update_option( sprintf( 'edd_v3_migration_%s_step', sanitize_key( $this->upgrade ) ), $this->step + 1 );
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return true;
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} else {
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$this->done = true;
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$this->message = $this->completed_message;
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edd_set_upgrade_complete( $this->upgrade );
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delete_option( sprintf( 'edd_v3_migration_%s_step', sanitize_key( $this->upgrade ) ) );
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edd_v30_is_migration_complete();
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return false;
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}
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}
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/**
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* Set the headers.
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*
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* @since 3.0
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*/
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public function headers() {
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edd_set_time_limit();
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}
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/**
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* Perform the migration.
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*
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* @since 3.0
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*
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* @return void
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*/
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public function export() {
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// Set headers.
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$this->headers();
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edd_die();
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}
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/**
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* Return the global database interface.
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*
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* @since 3.0
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* @access protected
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* @static
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*
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* @return \wpdb|\stdClass
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*/
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protected static function get_db() {
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return isset( $GLOBALS['wpdb'] )
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? $GLOBALS['wpdb']
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: new \stdClass();
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}
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/**
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* Set properties specific to the export.
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*
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* @since 3.0
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*
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* @param array $request Form data passed into the batch processor.
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*/
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public function set_properties( $request ) {
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}
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/**
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* Allow for pre-fetching of data for the remainder of the batch processor.
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*
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* @since 3.0
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*/
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public function pre_fetch() {
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}
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}
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