Library of user functions

Shared.php

<?php
/**
 * File for App\Models\User\Shared
 */

namespace App\Models\User;

/**
 * Helper methods for getting information about users
 *
 * Class Shared
 * @package App\Models\User
 */
class Shared {
    /**
     * Used to find out if the currently logged in user is an admin
     *
     * @return bool
     */
    static public function isAdmin() {
        if (\Auth::check() && 'a' === \Auth::user()->privileges) {
            return true;
        }

        return false;
    }

    /**
     * Used to determine if an account has been associated with wepay yet or not
     *
     * @param $user
     * @return bool
     */
    static public function hasWepay($user) {
        if (empty($user->wepay_id) || 0 === $user->wepay_id) {
            return false;
        }

        return true;
    }

    /**
     * Get the pages available to the current user
     *
     * @param string $type
     * @return array|string
     */
    static public function getPages($type='array') {
        $pages = ('array' === $type) ? [] : '';

        if (\Auth::check()) {

            // If the user is an admin, show all pages
            if (self::isAdmin()) {
                foreach (\Page::all() as $page) {
                    // Do I want to use the pages?
                    if ('array' === $type) {
                        $pages[$page->id] = $page->title;

                        // Or do I just want the ID for validation?
                    } else {
                        $pages .= ',' . $page->id;
                    }
                }

            // As long as the user isn't an admin, show the pages added to their account
            } elseif (\Auth::user()->portals) {
                foreach (unserialize(\Auth::user()->portals) as $page) {
                    $page = \Page::find($page);

                    // Does the page even exist?
                    if (NULL !== $page) {
                        // Do I want to use the pages?
                        if ('array' === $type) {
                            $pages[$page->id] = $page->title;

                            // Or do I just want the ID for validation?
                        } else {
                            $pages .= ',' . $page->id;
                        }
                    }
                }
            }
        }

        return $pages;
    }

    /**
     * Get the favorites of the specified user (or if no user is specified the currently logged in user)
     *
     * @param null $user_id
     * @return array|mixed
     */
    static public function getFavorites($user_id=NULL) {
        if (NULL === $user_id && \Auth::check()) {
            $favorites = unserialize(\Auth::user()->favorites);

            return (0 != $favorites) ? $favorites : [];
        } else {
            $user = \User::find($user_id);
            if (NULL !== $user) {
                $favorites = unserialize($user->favorites);

                return (0 != $favorites) ? $favorites : [];
            }
        }

        return [];
    }
}