includes/models/model.llms.access.plan.php
<?php
/**
* LifterLMS Access Plan Model
*
* @package LifterLMS/Models/Classes
*
* @since 3.0.0
* @version 7.1.0
*/
defined( 'ABSPATH' ) || exit;
/**
* LLMS_Access_Plan Model.
*
* @property $access_expiration (string) Expiration type [lifetime|limited-period|limited-date]
* @property $access_expires (string) Date access expires in m/d/Y format. Only applicable when $access_expiration is "limited-date"
* @property $access_length (int) Length of access from time of purchase, combine with $access_period. Only applicable when $access_expiration is "limited-period"
* @property $access_period (string) Time period of access from time of purchase, combine with $access_length. Only applicable when $access_expiration is "limited-period" [year|month|week|day]
* @property $availability (string) Determine if this access plan is available to anyone or to members only. Use with $availability_restrictions to determine if the member can use the access plan. [open|members]
* @property $availability_restrictions (array) Indexed array of LifterLMS Membership IDs a user must belong to to use the access plan. Only applicable if $availability is "members".
* @property $content (string) Plan description (post_content)
* @property $checkout_redirect_forced (string) On a members' only access plan, whether to force redirect users back to course after checking out the membership.
* @property $checkout_redirect_type (string) Type of checkout redirection [self|page|url]
* @property $checkout_redirect_page (int) Page to redirect to after checkout
* @property $checkout_redirect_url (string) URL to redirect to after checkout
* @property $enroll_text (string) Text to display on buy buttons
* @property $frequency (int) Frequency of billing. 0 = a one-time payment [0-6]
* @property $id (int) Post ID
* @property $is_free (string) Whether or not the plan requires payment [yes|no]
* @property $length (int) Number of intervals to run payment for, combine with $period & $frequency. 0 = forever / until cancelled. Only applicable if $frequency is not 0.
* @property $menu_order (int) Order to display access plans in when listing them. Displayed in ascending order.
* @property $on_sale (string) Enable or disable plan sale pricing [yes|no]
* @property $period (string) Interval period, combine with $length. Only applicable if $frequency is not 0. [year|month|week|day]
* @property $price (float) Price per charge
* @property $product_id (int) WP Post ID of the related LifterLMS Product (course or membership)
* @property $sale_end (string) Date when the sale pricing ends
* @property $sale_start (string) Date when the sale pricing begins
* @property $sale_price (float) Sale price
* @property $sku (string) Short user-created plan identifier
* @property $title (string) Plan title
* @property $trial_length (int) length of the trial period. Only applicable if $trial_offer is "yes"
* @property $trial_offer (string) Enable or disable a plan trial period. [yes|no]
* @property $trial_period (string) Period for the trial period. Only applicable if $trial_offer is "yes". [year|month|week|day]
* @property $trial_price (float) Price for the trial period. Can be 0 for a free trial period
*
* @since 3.0.0
* @since 3.30.0 Added checkout redirect properties and methods
* @since 3.30.1 Added method to get the initial price due on checkout.
* @since 3.31.0 The `$check_availability` parameter was added to the `llms_plan_get_checkout_url` filter.
*/
class LLMS_Access_Plan extends LLMS_Post_Model {
/**
* Map of meta properties => type.
*
* @var array
*/
protected $properties = array(
'access_expiration' => 'string',
'access_expires' => 'string',
'access_length' => 'absint',
'access_period' => 'string',
'availability' => 'string',
'availability_restrictions' => 'array',
'content' => 'html',
'checkout_redirect_forced' => 'yesno',
'checkout_redirect_type' => 'string',
'checkout_redirect_page' => 'absint',
'checkout_redirect_url' => 'string',
'enroll_text' => 'string',
'frequency' => 'absint',
'is_free' => 'yesno',
'length' => 'absint',
'menu_order' => 'absint',
'on_sale' => 'yesno',
'period' => 'string',
'price' => 'float',
'product_id' => 'absint',
'sale_end' => 'string',
'sale_start' => 'string',
'sale_price' => 'float',
'sku' => 'string',
'title' => 'string',
'trial_length' => 'absint',
'trial_offer' => 'yesno',
'trial_period' => 'string',
'trial_price' => 'float',
);
/**
* Post Type name
*
* @var string
*/
protected $db_post_type = 'llms_access_plan';
/**
* Name of the model.
*
* @var string
*/
protected $model_post_type = 'access_plan';
/**
* Determine if the access plan has expiration settings
*
* @since 3.0.0
* @version 3.0.0
* @return boolean true if it can expire, false if it's for lifetime access
*/
public function can_expire() {
return ( 'lifetime' !== $this->get( 'access_expiration' ) );
}
/**
* Calculate redirection url from settings
*
* @param string The redirection type: self, page or url.
* @return string
* @since 3.30.0
* @version 3.30.0
*/
private function calculate_redirection_url( $redirect_type ) {
$available = $this->is_available_to_user( get_current_user_id() );
if ( ! $available && 'no' === $this->get( 'checkout_redirect_forced' ) ) {
$redirect_type = 'membership';
}
// by default, no special redirection is needed.
$redirection = '';
switch ( $redirect_type ) {
// redirect to itself.
case 'self':
/**
* Only set up when it is a member's only access plan with forced redirection to course.
* This will ensure that on a regular access plan, no special parameter is added to querystring.
* At the same time, if it is a members' only access plan,
* after membership checkout we'd like to force redirect to course
*/
if ( ! $available && llms_parse_bool( $this->get( 'checkout_redirect_forced' ) ) ) {
$redirection = get_permalink( $this->get( 'product_id' ) );
}
break;
case 'page':
$redirection = get_permalink( $this->get( 'checkout_redirect_page' ) );
break;
case 'url':
$redirection = $this->get( 'checkout_redirect_url' );
break;
}
return $redirection;
}
/**
* Get the translated and pluralized name of the plan's access period
*
* @since 3.4.6
* @since 3.23.0 Unknown.
* @since 5.3.0 Use llms_get_time_period_l10n().
*
* @param string $period Untranslated access period, if not supplied uses stored value for the plan.
* @param int $length Access length (for pluralization), if not supplied uses stored value for the plan.
* @return string
*/
public function get_access_period_name( $period = null, $length = null ) {
$period = $period ? $period : $this->get( 'access_period' );
$length = $length ? $length : $this->get( 'access_length' );
$period = llms_get_time_period_l10n( $period, $length );
/**
* Filter the translated name of an access plan's billing period.
*
* @since 3.4.6
* @version 3.4.6
*
* @param string $period Translated period name.
* @param int $length Access length, used for pluralization.
* @param LLMS_Access_Plan $this Access plan instance.
*/
return apply_filters( 'llms_plan_get_access_period_name', $period, $length, $this );
}
/**
* Default arguments for creating a new post
*
* @since 3.0.0
* @version 3.0.0
*
* @param string $title Title to create the post with
* @return array
*/
protected function get_creation_args( $title = '' ) {
return array_merge(
parent::get_creation_args( $title ),
array(
'post_status' => 'publish',
)
);
}
/**
* Retrieve the full URL to redirect to after successful checkout.
*
* @since 3.30.0
* @since 7.0.0 Addeded `$encode` and `$querystring_only` parameters.
*
* @param bool $encode Whether or not encoding the URL.
* @param bool $querystring_only Only return the redirect URL bassed by the querystring.
* @return string
*/
public function get_redirection_url( $encode = true, $querystring_only = false ) {
// What type of redirection is set up by user?
$redirect_type = $this->get( 'checkout_redirect_type' );
// Force redirect querystring parameter over all else.
$redirection = llms_filter_input( INPUT_GET, 'redirect', FILTER_VALIDATE_URL ) ?? '';
if ( ! $redirection && ! $querystring_only ) {
$redirection = $this->calculate_redirection_url( $redirect_type );
}
/**
* Filter the checkout redirection parameter.
*
* @since 3.30.0
* @since 7.0.0 Added `$querystring_only` parameter.
*
* @param string $redirection The calculated url to redirect to.
* @param string $redirection_type Available redirection types 'self', 'membership', 'page', 'url' or a custom type.
* @param LLMS_Acccess_Plan $access_plan Current Access Plan object.
* @param bool $querystring_only Whether or not it was requested to only return the redirect URL passed by querystring.
*/
$redirection = apply_filters( 'llms_plan_get_checkout_redirection', $redirection, $redirect_type, $this, $querystring_only );
return $encode ? urlencode( $redirection ) : $redirection;
}
/**
* Retrieve the full URL to the checkout screen for the plan.
*
* @since 3.0.0
* @since 3.30.0 Added access plan redirection settings.
* @since 3.31.0 The `$check_availability` parameter was added to the filter `llms_plan_get_checkout_url`
* @since 7.0.0 No need to add the redirect querystring parameter if not already set, except for unavailable members only plans.
*
* @param bool $check_availability Determine if availability checks should be made (allows retrieving plans on admin panel).
* @return string
*/
public function get_checkout_url( $check_availability = true ) {
$ret = '#llms-plan-locked';
$available = $this->is_available_to_user( get_current_user_id() );
// if bypassing availability checks OR plan is available to user.
if ( ! $check_availability || $available ) {
$ret_params = array(
'plan' => $this->get( 'id' ),
);
$redirection = $this->get_redirection_url( true, true );
if ( $redirection ) {
$ret_params['redirect'] = $redirection;
}
$ret = llms_get_page_url( 'checkout', $ret_params );
// not available to user -- this is a member's only plan.
} elseif ( ! $available ) {
$memberships = $this->get_array( 'availability_restrictions' );
// if there's only 1 plan associated with the membership return that url.
if ( 1 === count( $memberships ) ) {
$ret = get_permalink( $memberships[0] );
$redirection = $this->get_redirection_url();
if ( $redirection ) {
$ret = add_query_arg(
array(
'redirect' => $redirection,
),
$ret
);
}
}
}
/**
* Filter the checkout URL for an access plan.
*
* @since Unknown
* @since 3.31.0 The `$check_availability` parameter was added.
*
* @param string $ret The checkout URL.
* @param LLMS_Access_Plan $this Access plan object.
* @param bool $check_availability Determine if availability checks should be made.
* (allows retrieving plans on admin panel)
*/
return apply_filters( 'llms_plan_get_checkout_url', $ret, $this, $check_availability );
}
/**
* Get the initial price due on checkout.
*
* Automatically accounts for Trials, sales, and coupon discounts.
*
* @since 3.30.1
* @since 3.40.0 Simplify logic by using new 4th argument ($coupon) of the `get_price()` method.
*
* @param array $price_args Arguments passed to the price getter function to generate the price.
* @param LLMS_Coupon|int|null $coupon Coupon ID, object, or `null` if no coupon is being used.
* @param string $format Format the price to be returned. Options: html, raw, float (default).
* @return mixed
*/
public function get_initial_price( $price_args = array(), $coupon = null, $format = 'float' ) {
// If it's free it's a bit simpler.
if ( $this->is_free() ) {
$ret = $this->get_free_pricing_text( $format );
} else {
$price_key = 'price';
// Setup the price key name based on the presence of a trial or sale.
if ( $this->has_trial() ) {
$price_key = 'trial_price';
} elseif ( $this->is_on_sale() ) {
$price_key = 'sale_price';
}
$ret = $this->get_price( $price_key, $price_args, $format, $coupon );
}
/**
* Filter an access plan's initial price due on checkout.
*
* @since 3.30.1
*
* @param mixed $ret Price due on checkout.
* @param array $price_args Arguments passed to the price getter function to generate the price.
* @param LLMS_Coupon|int|null $coupon Coupon ID, object, or `null` if no coupon is being used.
* @param string $format Format the price to be returned. Options: html, raw, float (default).
* @param LLMS_Access_Plan $this Access Plan object.
*/
return apply_filters( 'llms_access_plan_get_initial_price', $ret, $price_args, $coupon, $format, $this );
}
/**
* Get a string to use for 0 dollar amount prices rather than 0
*
* @param string $format format to display the price in
* @return string
* @since 3.0.0
* @version 3.0.0
*/
public function get_free_pricing_text( $format = 'html' ) {
$text = __( 'FREE', 'lifterlms' );
if ( 'html' === $format ) {
$text = '<span class="lifterlms-price">' . $text . '</span>';
} elseif ( 'float' === $format ) {
$text = 0.00;
}
/**
* Filter the text displayed when a plan has no price.
*
* @since 3.0.0
* @version 3.0.0
*
* @param string $text Displayed text.
* @param LLMS_Access_Plan $this The access plan instance.
*/
return apply_filters( "llms_get_free_{$this->model_post_type}_pricing_text", $text, $this );
}
/**
* Getter for price strings with optional formatting options
*
* @since 3.0.0
* @since 3.23.0 Unknown.
* @since 3.40.0 Added `$coupon` parameter.
*
* @param string $key Property key.
* @param array $price_args Optional array of arguments that can be passed to `llms_price()`.
* @param string $format Optional format conversion method [html|raw|float].
* @param LLMS_Coupon|int|null $coupon Coupon ID, object, or `null` if no coupon is being used.
* @return mixed
*/
public function get_price( $key, $price_args = array(), $format = 'html', $coupon = null ) {
if ( $coupon ) {
return $this->get_price_with_coupon( $key, $coupon, $price_args, $format );
}
$price = $this->get( $key );
if ( $price <= 0 ) {
$ret = $this->get_free_pricing_text( $format );
} else {
$ret = parent::get_price( $key, $price_args, $format );
}
/**
* Filter the access plan's price.
*
* @since 3.40.0
*
* @param mixed $ret Returned price.
* @param string $key The key of the price property.
* @param array $price_args Price arguments.
* @param string $format Price format string.
* @param LLMS_Access_Plan $this Instance of the access plan.
*/
return apply_filters( 'llms_plan_get_price', $ret, $key, $price_args, $format, $this );
}
/**
* Apply a coupon to a price
*
* @since 3.0.0
* @since 3.7.0 Unknown.
* @since 3.40.0 Use `wp_strip_all_tags()` in favor of `strip_tags()`.
*
* @param string $key Price to retrieve, "price", "sale_price", or "trial_price".
* @param LLMS_Coupon|int $coupon_id Coupon object or post id.
* @param array $price_args Optional arguments to be passed to `llms_price()`.
* @param string $format Optional return format as passed to `llms_price()`.
* @return mixed
*/
public function get_price_with_coupon( $key, $coupon_id, $price_args = array(), $format = 'html' ) {
// Allow id or instance to be passed for $coupon_id.
if ( $coupon_id instanceof LLMS_Coupon ) {
$coupon = $coupon_id;
} else {
$coupon = new LLMS_Coupon( $coupon_id );
}
$price = $this->get( $key );
// Ensure the coupon *can* be applied to this plan.
if ( ! $coupon->is_valid( $this ) ) {
return $price;
}
$discount_type = $coupon->get( 'discount_type' );
// Price and sale price are calculated of coupon amount.
if ( 'price' === $key || 'sale_price' === $key ) {
$coupon_amount = $coupon->get( 'coupon_amount' );
} elseif ( 'trial_price' === $key && $coupon->has_trial_discount() && $this->has_trial() ) {
$coupon_amount = $coupon->get( 'trial_amount' );
} else {
$coupon_amount = 0;
}
if ( $coupon_amount ) {
// Simple subtraction.
if ( 'dollar' === $discount_type ) {
$price = $price - $coupon_amount;
} elseif ( 'percent' === $discount_type ) {
$price = $price - ( $price * ( $coupon_amount / 100 ) );
}
}
// If price is less than 0 return the pricing text.
if ( $price <= 0 ) {
$price = $this->get_free_pricing_text( $format );
} else {
if ( 'html' === $format || 'raw' === $format ) {
$price = llms_price( $price, $price_args );
if ( 'raw' === $format ) {
$price = wp_strip_all_tags( $price );
}
} elseif ( 'float' === $format ) {
$price = floatval( number_format( $price, get_lifterlms_decimals(), '.', '' ) );
} else {
$price = apply_filters( "llms_get_{$this->model_post_type}_{$key}_{$format}_with_coupon", $price, $key, $price_args, $format, $this );
}
}
return apply_filters( "llms_get_{$this->model_post_type}_{$key}_price_with_coupon", $price, $key, $price_args, $format, $this );
}
/**
* Retrieve an instance of the associated LLMS_Product
*
* @return obj
* @since 3.0.0
* @version 3.0.0
*/
public function get_product() {
return new LLMS_Product( $this->get( 'product_id' ) );
}
/**
* Retrieve the product type (course or membership) for the associated product
*
* @return string
* @since 3.0.0
* @version 3.0.0
*/
public function get_product_type() {
$product = $this->get_product();
return str_replace( 'llms_', '', $product->get( 'type' ) );
}
/**
* Retrieve the text displayed on "Buy" buttons
* Uses optional user submitted text and falls back to LifterLMS defaults if none is supplied
*
* @return string
* @since 3.0.0
* @version 3.23.0
*/
public function get_enroll_text() {
// User custom text option.
$text = $this->get( 'enroll_text' );
if ( ! $text ) {
switch ( $this->get_product_type() ) {
case 'course':
$text = apply_filters( 'llms_course_enroll_button_text', __( 'Enroll', 'lifterlms' ), $this );
break;
case 'membership':
$text = apply_filters( 'llms_membership_enroll_button_text', __( 'Join', 'lifterlms' ), $this );
break;
}
}
return apply_filters( 'llms_plan_get_enroll_text', $text, $this );
}
/**
* Get a sentence explaining plan expiration details
*
* @return string
* @since 3.0.0
* @version 3.28.2
*/
public function get_expiration_details() {
$ret = '';
$expiration = $this->get( 'access_expiration' );
if ( 'limited-date' === $expiration ) {
$ret = sprintf( _x( 'access until %s', 'Access expiration date', 'lifterlms' ), $this->get_date( 'access_expires' ) );
} elseif ( 'limited-period' === $expiration ) {
$ret = sprintf( _x( '%1$d %2$s of access', 'Access period description', 'lifterlms' ), $this->get( 'access_length' ), $this->get_access_period_name() );
}
return apply_filters( 'llms_get_product_expiration_details', $ret, $this );
}
/**
* Get a sentence explaining the plan's payment schedule
*
* @return string
* @since 3.0.0
* @version 3.23.0
*/
public function get_schedule_details() {
$ret = '';
$period = $this->get( 'period' );
$frequency = $this->get( 'frequency' );
$length = $this->get( 'length' );
// One-time payments don't display anything here unless filtered.
if ( $frequency > 0 ) {
if ( 1 === $frequency ) {
$ret = sprintf( _x( 'per %s', 'subscription schedule', 'lifterlms' ), $this->get_access_period_name( $period, $frequency ) );
} else {
$ret = sprintf( _x( 'every %1$d %2$s', 'subscription schedule', 'lifterlms' ), $frequency, $this->get_access_period_name( $period, $frequency ) );
}
// Add length sentence if applicable.
if ( $length > 0 ) {
$ret .= ' ' . sprintf( _x( 'for %1$d total payments', 'subscription # of payments', 'lifterlms' ), $length );
}
}
return apply_filters( 'llms_get_product_schedule_details', sprintf( $ret, $this->get( 'period' ), $frequency, $length ), $this );
}
/**
* Get a sentence explaining the plan's trial offer
*
* @return string
* @since 3.0.0
* @version 3.4.8
*/
public function get_trial_details() {
$details = '';
if ( $this->has_trial() ) {
$length = $this->get( 'trial_length' );
$period = $this->get( 'trial_period' );
$details = sprintf( _x( 'for %1$d %2$s', 'trial offer description', 'lifterlms' ), $length, $this->get_access_period_name( $period, $length ) );
}
return apply_filters( 'llms_get_product_trial_details', $details, $this );
}
/**
* Get the access plans visibility setting
*
* @return string
* @since 3.8.0
* @version 3.8.0
*/
public function get_visibility() {
$term = $this->get_terms( 'llms_access_plan_visibility', true );
$ret = ( $term && $term->name ) ? $term->name : 'visible';
return apply_filters( 'llms_get_access_plan_visibility', $ret, $this );
}
/**
* Determine if the plan has availability restrictions
*
* Related product must be a COURSE.
* Availability must be set to "members" and at least one membership must be selected.
*
* @since 3.0.0
*
* @return boolean
*/
public function has_availability_restrictions() {
return ( 'course' === $this->get_product_type() && 'members' === $this->get( 'availability' ) && $this->get_array( 'availability_restrictions' ) );
}
/**
* Determine if the free checkout process & interface should be used for this access plan
*
* @return boolean
* @since 3.4.0
* @version 3.4.0
*/
public function has_free_checkout() {
return ( $this->is_free() && apply_filters( 'llms_has_free_checkout', true, $this ) );
}
/**
* Determine if the plan has a trial offer
* One-time payments can't have a trial, so the plan must have a frequency greater than 0
*
* @return boolean
* @since 3.0.0
* @version 3.23.0
*/
public function has_trial() {
$ret = false;
if ( $this->get( 'frequency' ) > 0 ) {
$ret = llms_parse_bool( $this->get( 'trial_offer' ) );
}
return apply_filters( 'llms_plan_has_trial', $ret, $this );
}
/**
* Determine if the plan is available to a user based on configured availability restrictions
*
* @param int $user_id (optional) WP User ID, if not supplied get_current_user_id() will be used
* @return boolean
* @since 3.4.4
* @version 3.23.0
*/
public function is_available_to_user( $user_id = null ) {
$user_id = empty( $user_id ) ? get_current_user_id() : $user_id;
$access = true;
// If there are membership restrictions, check the user is in at least one membership.
if ( $this->has_availability_restrictions() ) {
$access = false;
foreach ( $this->get_array( 'availability_restrictions' ) as $mid ) {
// Once we find a membership, exit.
if ( llms_is_user_enrolled( $user_id, $mid ) ) {
$access = true;
break;
}
}
}
return apply_filters( 'llms_plan_is_available_to_user', $access, $user_id, $this );
}
/**
* Determine if the plan is marked as "featured"
*
* @return boolean
* @since 3.0.0
* @version 3.8.0
*/
public function is_featured() {
return ( 'featured' === $this->get_visibility() );
}
/**
* Determines if a plan is marked ar free
* This only returns the value of the setting and should not
* be used to check if payment is required (when using a coupon for example)
*
* @return boolean
* @since 3.0.0
* @version 3.23.0
*/
public function is_free() {
return llms_parse_bool( $this->get( 'is_free' ) );
}
/**
* Determine if a plan is *currently* on sale
*
* @return boolean
* @since 3.0.0
* @version 3.24.3
*/
public function is_on_sale() {
$ret = false;
if ( llms_parse_bool( $this->get( 'on_sale' ) ) ) {
$now = llms_current_time( 'timestamp' );
$start = $this->get( 'sale_start' );
$end = $this->get( 'sale_end' );
// Add times if the values exist (start of day & end of day).
$start = ( $start ) ? strtotime( $start . ' 00:00:00' ) : $start;
$end = ( $end ) ? strtotime( '+1 day', strtotime( $end . ' 00:00:00' ) ) : $end;
// No dates, the product is indefinitely on sale.
if ( ! $start && ! $end ) {
$ret = true;
// Start and end.
} elseif ( $start && $end ) {
$ret = ( $now < $end && $now > $start );
// Only start.
} elseif ( $start && ! $end ) {
$ret = ( $now > $start );
// Only end.
} elseif ( ! $start && $end ) {
$ret = ( $now < $end );
}
}
return apply_filters( 'llms_plan_is_on_sale', $ret, $this );
}
/**
* Determine if the plan is visible
* Both featured and visible access plans are considered visible
*
* @return boolean
* @since 3.8.0
* @version 3.8.0
*/
public function is_visible() {
return ( 'hidden' !== $this->get_visibility() );
}
/**
* Determine if the Access Plan has recurring payments
*
* @return boolean true if it is recurring, false otherwise
* @since 3.0.0
* @version 3.0.0
*/
public function is_recurring() {
return ( 0 !== $this->get( 'frequency' ) );
}
/**
* Determine if the access plan requires payment.
*
* Automatically accounts for coupons, sales, trials, and whether the plan is marked as free.
*
* @since 3.0.0
* @since 3.30.1 Uses self::get_initial_price().
*
* @param int $coupon_id LLMS_Coupon ID.
* @return bool true if payment required, false otherwise
*/
public function requires_payment( $coupon_id = null ) {
$ret = false;
if ( ! $this->is_free() ) {
$ret = ( $this->get_initial_price( array(), $coupon_id, 'float' ) > 0 );
// Ensure that we still collect payment details if a free trial is used.
if ( false === $ret ) {
$price_key = $this->is_on_sale() ? 'sale_price' : 'price';
$ret = ( $this->get_price( $price_key, array(), 'float', $coupon_id ) > 0 );
}
}
return apply_filters( 'llms_plan_requires_payment', $ret, $coupon_id, $this );
}
/**
* Update the visibility term for the access plan
*
* @param string $visibility access plan name
* @since 3.8.0
* @version 3.8.0
*/
public function set_visibility( $visibility ) {
return $this->set_terms( array( $visibility ), 'llms_access_plan_visibility', false );
}
/**
* Cleanup data to remove unnecessary defaults
*
* @param array $arr array of data to be serialized
* @return array
* @since 3.16.11
* @version 3.16.11
*/
protected function toArrayAfter( $arr ) {
unset( $arr['author'] );
return $arr;
}
/**
* Don't add custom fields during toArray()
*
* @param array $arr post model array
* @return array
* @since 3.16.11
* @version 3.16.11
*/
protected function toArrayCustom( $arr ) {
return $arr;
}
}