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Example code to sync a subscription to a specific date. All the good parts are thanks to @peterwilsoncc, all the bad parts are my own. This is not intended to be a complete and working snippet. Instead, treat it as a guide to what needs to be changed for syncing a payment date.
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<?php | |
/** | |
* Plugin Name: WooCommerce Subscriptions Date Sync | |
* Plugin URI: | |
* Description: Sets the start date of a subscription to September 13, 2013 | |
* Author: Peter Wilson | |
* Author URI: http://peterwilson.cc/ | |
* Version: 1.0.0 | |
*/ | |
if ( ! defined( 'WCS_DATESYNC_STARTYEAR' ) ) define( 'WCS_DATESYNC_STARTYEAR', 2013 ); | |
if ( ! defined( 'WCS_DATESYNC_STARTMONTH' ) ) define( 'WCS_DATESYNC_STARTMONTH', 9 ); | |
if ( ! defined( 'WCS_DATESYNC_STARTDAY' ) ) define( 'WCS_DATESYNC_STARTDAY', 13 ); | |
class WCS_Datesync { | |
public $start_date; | |
public $current_date; | |
public $days_until_start; | |
function __construct() { | |
$this->init_dates(); | |
add_filter( 'woocommerce_subscriptions_calculated_next_payment_date', array( &$this, 'calculated_next_payment_date' ), 10, 6 ); | |
add_filter( 'get_post_metadata', array( &$this, 'filter_post_metadata' ), 10, 4 ); | |
add_filter( 'woocommerce_paypal_args', array( &$this, 'paypal_standard_subscription_args' ), 11 ); | |
} | |
function init_dates() { | |
$start_date = &$this->start_date; | |
$current_date = &$this->current_date; | |
$days_until_start = &$this->days_until_start; | |
$hour = 12; | |
$minute = 0; | |
$second = 0; | |
$month = WCS_DATESYNC_STARTMONTH; | |
$day = WCS_DATESYNC_STARTDAY; | |
$year = WCS_DATESYNC_STARTYEAR; | |
if ( $year < 100 ) { | |
$year = $year + 2000; | |
} | |
$start_date = mktime( $hour, $minute, $second, $month, $day, $year ); | |
$current_date = time(); | |
$days_until_start = floor( ( $start_date - $current_date ) / ( 60 * 60 * 24 ) ); | |
if ( ( $start_date < $current_date ) OR ( $days_until_start < 0 ) ) { | |
$start_date = time(); | |
$days_until_start = 0; | |
} | |
} | |
function calculated_next_payment_date( $next_payment, $order, $product_id, $type, $from_date, $from_date_arg ) { | |
$start_date = &$this->start_date; | |
if ( $next_payment < $start_date ) { | |
$next_payment = $start_date; | |
} | |
return $next_payment; | |
} | |
function filter_post_metadata( $meta_data, $object_id, $meta_key, $single ) { | |
$meta_type = 'post'; | |
$meta_cache = wp_cache_get($object_id, $meta_type . '_meta'); | |
if ( !$meta_cache ) { | |
$meta_cache = update_meta_cache( $meta_type, array( $object_id ) ); | |
$meta_cache = $meta_cache[$object_id]; | |
} | |
if ( $meta_cache['_subscription_period_interval'] > 0 ) { | |
// it's a subscription | |
$meta_cache['_subscription_trial_length'][0] = $this->days_until_start; | |
$meta_cache['_subscription_trial_period'][0] = 'day'; | |
} | |
if ( !$meta_key ) | |
return $meta_cache; | |
if ( isset($meta_cache[$meta_key]) ) { | |
if ( $single ) | |
return maybe_unserialize( $meta_cache[$meta_key][0] ); | |
else | |
return array_map('maybe_unserialize', $meta_cache[$meta_key]); | |
} | |
if ($single) | |
return ''; | |
else | |
return array(); | |
return $meta_data; | |
} | |
function paypal_standard_subscription_args( $paypal_args ) { | |
if ( ( $paypal_args['cmd'] == '_xclick-subscriptions' ) AND ( $this->days_until_start > 0 ) ) { | |
// it's a subscription and we're trialling it | |
$paypal_args['item_name'] .= "–"; | |
$paypal_args['item_name'] .= "Your subscription begins on "; | |
$paypal_args['item_name'] .= date( "F d, Y", $this->start_date ); | |
} | |
return $paypal_args; | |
} | |
} | |
$wcs_datesync = new WCS_Datesync(); |
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This plugin is a great option: https://shopplugins.com/plugins/woocommerce-subscriptions-schedule/
(I'm not associated with it, I just know that it works)