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Edit File: class-fs-plan-manager.php

<?php
	/**
	 * @package     Freemius
	 * @copyright   Copyright (c) 2015, Freemius, Inc.
	 * @license     https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License Version 3
	 * @since       1.0.6
	 */

if ( ! defined( 'ABSPATH' ) ) {
		exit;
	}

class FS_Plan_Manager {
		/**
		 * @var FS_Plan_Manager
		 */
		private static $_instance;

/**
		 * @return FS_Plan_Manager
		 */
		static function instance() {
			if ( ! isset( self::$_instance ) ) {
				self::$_instance = new FS_Plan_Manager();
			}

return self::$_instance;
		}

private function __construct() {
		}

/**
		 * @param FS_Plugin_License[] $licenses
		 *
		 * @return bool
		 */
		function has_premium_license( $licenses ) {
			if ( is_array( $licenses ) ) {
				/**
				 * @var FS_Plugin_License[] $licenses
				 */
				foreach ( $licenses as $license ) {
					if ( ! $license->is_utilized() && $license->is_features_enabled() ) {
						return true;
					}
				}
			}

return false;
		}

/**
		 * Check if plugin has any paid plans.
		 *
		 * @author Vova Feldman (@svovaf)
		 * @since  1.0.7
		 *
		 * @param FS_Plugin_Plan[] $plans
		 *
		 * @return bool
		 */
		function has_paid_plan( $plans ) {
			if ( ! is_array( $plans ) || 0 === count( $plans ) ) {
				return false;
			}

/**
			 * @var FS_Plugin_Plan[] $plans
			 */
			for ( $i = 0, $len = count( $plans ); $i < $len; $i ++ ) {
				if ( ! $plans[ $i ]->is_free() ) {
					return true;
				}
			}

return false;
		}

/**
		 * Check if plugin has any free plan, or is it premium only.
		 *
		 * Note: If no plans configured, assume plugin is free.
		 *
		 * @author Vova Feldman (@svovaf)
		 * @since  1.0.7
		 *
		 * @param FS_Plugin_Plan[] $plans
		 *
		 * @return bool
		 */
		function has_free_plan( $plans ) {
			if ( ! is_array( $plans ) || 0 === count( $plans ) ) {
				return true;
			}

/**
			 * @var FS_Plugin_Plan[] $plans
			 */
			for ( $i = 0, $len = count( $plans ); $i < $len; $i ++ ) {
				if ( $plans[ $i ]->is_free() ) {
					return true;
				}
			}

return false;
		}

/**
		 * Find all plans that have trial.
		 * Since 2.6.2 call get_filtered_plan
		 *
		 * @author Vova Feldman (@svovaf)
		 * @since  1.0.9
		 *
		 * @param FS_Plugin_Plan[] $plans
		 *
		 * @return FS_Plugin_Plan[]
		 */
		function get_trial_plans( $plans ) {
			return $this->get_filtered_plans( $plans, true );
		}

/**
		 * Find all plans that are not hidden and have trial.
		 *
		 * @author Daniele Alessandra (@danielealessandra)
		 *
		 * @param FS_Plugin_Plan[] $plans
		 *
		 * @return FS_Plugin_Plan[]
		 * @since  2.6.3
		 *
		 */
		function get_visible_trial_plans( $plans ) {
			return $this->get_filtered_plans( $plans, true, true );
		}

/**
		 * Find all plans filtered by trial or visibility.
		 *
		 * @author Daniele Alessandra (@danielealessandra)
		 *
		 * @param FS_Plugin_Plan[] $plans
		 * @param boolean          $should_have_trials
		 * @param boolean          $should_be_visible
		 *
		 * @return FS_Plugin_Plan[]
		 * @since  2.6.3
		 *
		 */
		function get_filtered_plans( $plans, $should_have_trials = false, $should_be_visible = false ) {
			$filtered_plans = array();

if ( is_array( $plans ) && count( $plans ) > 0 ) {
				foreach ( $plans as $plan ) {
					if ( ( $should_have_trials && ! $plan->has_trial() ) || ( $should_be_visible && $plan->is_hidden ) ) {
						continue;
					}
					$filtered_plans[] = $plan;
				}
			}

return $filtered_plans;
		}

/**
		 * Check if plugin has any trial plan.
		 *
		 * @author Vova Feldman (@svovaf)
		 * @since  1.0.9
		 *
		 * @param FS_Plugin_Plan[] $plans
		 *
		 * @return bool
		 */
		function has_trial_plan( $plans ) {
			if ( ! is_array( $plans ) || 0 === count( $plans ) ) {
				return true;
			}

/**
			 * @var FS_Plugin_Plan[] $plans
			 */
			for ( $i = 0, $len = count( $plans ); $i < $len; $i ++ ) {
				if ( $plans[ $i ]->has_trial() ) {
					return true;
				}
			}

return false;
		}
	}

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