Check if WooCommerce Restrict Content user has Membership

single.php

<?php
/*
 * More Refrences: https://docs.woocommerce.com/document/woocommerce-memberships-admin-hook-reference/ 
 * Function that checked if user has access to this specific content
 * Usage: if(can_user_access_content(get_current_user_id(),$post->ID)){ }
 */
function can_user_access_content($user_id,$post_id){
    //check if there's a force public on this content    
    if(get_post_meta($post_id,'_wc_memberships_force_public',true)=='yes') return true;
    $args = array( 'status' => array( 'active' ));
    $plans = wc_memberships_get_user_memberships( $user_id, $args );
    $user_plans = array();
    foreach($plans as $plan){
        array_push($user_plans,$plan->plan_id);
    }
    $rules = wc_memberships()->get_rules_instance()->get_post_content_restriction_rules( $post_id );

    foreach($rules as $rule){
        if(in_array($rule->get_membership_plan_id(), $user_plans)){
            return true;
        }
    }       
    return false;
}
/* 
 * You can replace the top function with this, to check if any plan and not just the subscribed
 */
$plans = wc_memberships_get_membership_plans();

// set a flag
$active_member = array();

// check if the member has an active membership for any plan
foreach ( $plans as $plan ) {
    $active = wc_memberships_is_user_active_member( get_current_user_id(), $plan );
    array_push( $active_member, $active );
}
/* 
 * You can replace the top function with this, to check if any plan and not just the subscribed
 */
add_filter( 'wc_membership_plan_data_tabs', 'rudr_membershiptabs' ); /* add tabs */
add_action( 'wc_membership_plan_data_panels', 'rudr_membershiptabcontent' ); /* add tab content */
 
/**
 * @param array $tabs contains all WooCommerce Membership plan tabs data
 */
function rudr_membershiptabs( $tabs ) {
 
	$tabs['truemailchimp'] = array(
		'label'  => 'Mailchimp',
		'target' => 'rudr_mailchimp' /* ID of the HTML tab body element */
	);
	return $tabs;
 
}
 
function rudr_membershiptabcontent(){
	global $post;
 
	$tabbody = '<div id="rudr_mailchimp" class="panel woocommerce_options_panel">
		<div class="table-wrap">
		<p>Please, enter the Mailchimp list ID to synchronize active users of this plan with it.</p>
		<div class="options_group">';
 
	wp_nonce_field( basename( __FILE__ ), 'rudr_mchimp_nonce' );
	$list_id = get_post_meta( $post->ID, 'rudr_list_id', true );
 
	$tabbody .= '<p class="form-field post_name_field ">
		<label for="rudr_list_id">List ID:</label>
		<input type="text" name="rudr_list_id" id="rudr_list_id" value="' . esc_attr( $list_id ) . '" />
		</p>				
		</div><!--.option_group-->
		</div><!--.table-wrap-->
		</div><!--#rudr_mailchimp-->';
 
	echo $tabbody; 
}
// Save the field value
add_action( 'save_post', 'rudr_membershipsave' );
 
/**
 * @param int $post_id ID of the membership plan
 */
function rudr_membershipsave( $post_id ){
	if ( !isset( $_POST['rudr_mchimp_nonce'] ) || !wp_verify_nonce( $_POST['rudr_mchimp_nonce'], basename( __FILE__ ) ) )
        	return $post_id;
 
	if ( defined('DOING_AUTOSAVE') && DOING_AUTOSAVE ) 
		return $post_id;
 
	if ( !current_user_can( 'edit_post', $post_id ) )
		return $post_id;
 
	$post = get_post( $post_id );
 
	/* save data only for membership plan custom post type */
	if ( $post->post_type == 'wc_membership_plan' )
		update_post_meta( $post_id, 'rudr_list_id', sanitize_text_field( $_POST['rudr_list_id'] ) );
 
	return $post_id;
 
}
/**
 * Modify membership product pricing display for non-members
 * changes pricing display if purchasing is restricted to members;
 * active members will see the price instead of a message
 *
 * @param string $price the WC price HTML
 * @return string $price the updated price HTML
 */
function sv_change_member_product_price_display( $price ) {

	// bail if Memberships isn't active
	if ( ! function_exists( 'wc_memberships' ) ) {
		return $price;
	}

	// get any active user memberships (requires Memberships 1.4+)
	$user_id = get_current_user_id();
	$args = array( 
		'status' => array( 'active', 'complimentary', 'pending' ),
	);
	
	$active_memberships = wc_memberships_get_user_memberships( $user_id, $args );

	// only proceed if the user has no active memberships
	if ( empty( $active_memberships ) ) {
	
		// change price display if purchasing is restricted
		if ( wc_memberships_is_product_purchasing_restricted() ) {
			$price = 'Price for members only';
		} 
	}

	return $price;
}
add_filter( 'woocommerce_get_price_html', 'sv_change_member_product_price_display' );
add_filter( 'woocommerce_cart_item_price', 'sv_change_member_product_price_display' );
/**
 * There are two ways we could prevent purchasing more than one membership:
 *  1. prevent access if the customer already has an active membership
 *  2. prevent access if the customer already has any membership
 *
 * This snippet shows the second scenario.
 */


/**
 * Do not grant membership access to purchasers if they already hold any membership, regardless of status
 *
 * @param bool $grant_access true if the purchaser should get memberships access from this order
 * @param array $args {
 *      @type int $user_id purchaser's WordPress user ID
 *      @type int $product_id the ID of the access-granting product
 *      @type int $order_id the ID of order for this purchase
 * }
 * @return bool $grant_access
 */
function sv_wc_memberships_limit_to_one_membership( $grant_access, $args ) {

        // get all active memberships for the purchaser, regardless of status
        $memberships = wc_memberships_get_user_memberships( $args['user_id'] );

        // if there are any memberships returned, do not grant access from purchase
        if ( ! empty( $memberships ) ) {
                return false;
        }

        return $grant_access;
}
add_filter( 'wc_memberships_grant_access_from_new_purchase', 'sv_wc_memberships_limit_to_one_membership', 1, 2 );
/**
 * There are two ways we could prevent purchasing more than one membership:
 *  1. prevent access if the customer already has an active membership
 *  2. prevent access if the customer already has any membership
 *
 * This snippet shows the first scenario.
 */


/**
 * Do not grant membership access to purchasers if they already hold an active membership
 *
 * @param bool $grant_access true if the purchaser should get memberships access from this order
 * @param array $args {
 *      @type int $user_id purchaser's WordPress user ID
 *      @type int $product_id the ID of the access-granting product
 *      @type int $order_id the ID of order for this purchase
 * }
 * @return bool $grant_access
 */
function sv_wc_memberships_limit_membership_count( $grant_access, $args ) {

        // get all active memberships for the purchaser
        // you can remove any of these if you don't want to allow multiples
        // ie you may not want to count complimentary memberships
        $statuses = array(
                'status' => array( 'active', 'complimentary', 'pending', 'free_trial' ),
        );

        $active_memberships = wc_memberships_get_user_memberships( $args['user_id'], $statuses );

        // if there are any active memberships returned, do not grant access from purchase
        if ( ! empty( $active_memberships ) ) {
                return false;
        }

        return $grant_access;
}
add_filter( 'wc_memberships_grant_access_from_new_purchase', 'sv_wc_memberships_limit_membership_count', 1, 2 );
/**
 * Remove the "Renew" action for members from the "My Memberships" table
 *
 * @param array $actions the array of membership action links
 * @return array $actions the updated array of actions
 */
function sv_wc_memberships_remove_renew_action( $actions ) {
    if ( isset( $actions['renew'] ) ) {
        unset( $actions['renew'] );
    }
    return $actions;
}
add_filter( 'wc_memberships_members_area_my-memberships_actions', 'sv_wc_memberships_remove_renew_action' );