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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /*  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * FooGallery Admin Notices class  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                if ( ! class_exists( 'FooGallery_Admin_Notices' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    class FooGallery_Admin_Notices { | 
            
                            
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                        public function __construct() { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            add_action( 'admin_notices', array( $this, 'display_thumb_test_notice') );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			add_action( 'admin_notices', array( $this, 'display_rating_notice') );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            add_action( 'foogallery_thumbnail_generation_test', array( $this, 'save_test_results') );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			add_action( 'wp_ajax_foogallery_admin_rating_notice_dismiss', array( $this, 'admin_rating_notice_dismiss' ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function should_run_tests() { | 
            
                            
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                            $option = get_option( FOOGALLERY_OPTION_THUMB_TEST );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $option_value = $this->generate_option_value();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if ( !isset( $option ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                //we have never run tests before  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                return true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            } else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $option_key = $option['key'];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                if ( $option_value !== $option_key ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    //either the PHP version or Host has changed. In either case, we should run tests again!  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    return true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                        function should_show_alert() { | 
            
                            
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                            $option = get_option( FOOGALLERY_OPTION_THUMB_TEST );  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            if ( isset( $option ) && array_key_exists( 'results', $option ) ) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $results = $option['results'];  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                //should show the alert if the tests were not a success  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                return !$results['success'];  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            return false;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function generate_option_value() { | 
            
                            
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                            $php_version = phpversion();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $host = home_url();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return "php$($php_version}-{$host}"; | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function save_test_results($results) { | 
            
                            
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                            update_option( FOOGALLERY_OPTION_THUMB_TEST, array (  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'key' => $this->generate_option_value(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'results' => $results  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		/**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		 * Dismiss the admin rating notice forever  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		function admin_rating_notice_dismiss() { | 
            
                            
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                			if ( check_admin_referer( 'foogallery_admin_rating_notice_dismiss' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				update_option( 'foogallery_admin_rating_notice_dismiss', 'hide' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function should_show_rating_message() { | 
            
                            
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                			//first try to get the saved option  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			$show_message = get_option( 'foogallery_admin_rating_notice_dismiss', 0 );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ( 'hide' === $show_message ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				return false; //never show - user has dismissed  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ( 'show' === $show_message ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				return true; //always show - user has created 5 or more galleries  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			//we must show the message - get out early  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			if ( 0 === $show_message ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$gallery_count = count( get_posts( array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'post_type'     => FOOGALLERY_CPT_GALLERY,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'post_status'	=> array( 'publish', 'draft' ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'cache_results' => false,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					'nopaging'      => true,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				) ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				if ( $gallery_count >= 5 ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					update_option( 'foogallery_admin_rating_notice_dismiss', 'show' );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                		function display_rating_notice() { | 
            
                            
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                			if ( $this->should_show_rating_message() ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				$url = 'https://fooplugins.link/please-rate-foogallery';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				<script type="text/javascript">  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					(function ($) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                						$(document).ready(function () { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                							$('.foogallery-rating-notice.is-dismissible') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                								.on('click', '.notice-dismiss', function (e) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                									e.preventDefault();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                									$.post(ajaxurl, { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                										action  : 'foogallery_admin_rating_notice_dismiss',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                										url     : '<?php echo admin_url( 'admin-ajax.php' ); ?>',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                										_wpnonce: '<?php echo wp_create_nonce( 'foogallery_admin_rating_notice_dismiss' ); ?>'  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                									});  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                								});  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                						});  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					})(jQuery);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				</script>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                				<style>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					.foogallery-rating-notice { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                						border-left-color: #ff69b4;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					.foogallery-rating-notice .dashicons-heart { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                						color: #ff69b4;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                					}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    126
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                				</style>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    127
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                				<div class="foogallery-rating-notice notice notice-success is-dismissible">  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    128
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                					<p>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    129
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                						<strong><?php _e('Thanks for using FooGallery') ?> <span class="dashicons dashicons-heart"></span></strong><br /> | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    130
                 | 
                                    
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                						<?php _e('We noticed you have created 5 galleries in FooGallery. If you love FooGallery, please consider giving it a 5 star rating on WordPress.org. Your positive ratings help spread the word and help us grow.', 'foogallery'); ?><br /> | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    131
                 | 
                                    
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                						<br/>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    132
                 | 
                                    
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                 | 
                						<a class="button button-primary button-large" target="_blank" href="<?php echo $url; ?>"><?php _e( 'Rate FooGallery on WordPress.org', 'foogallery' ); ?></a>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    133
                 | 
                                    
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                 | 
                					</p>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    134
                 | 
                                    
                                                     | 
                
                 | 
                				</div>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                				<?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                			}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                		}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                        function display_thumb_test_notice() { | 
            
                            
                    | 
                        
                     | 
                     | 
                     | 
                    
                                                                                                    
                        
                         
                                                                                        
                                                                                     
                     | 
                
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                            //check if we are on specific admin pages  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                            if ( FOOGALLERY_CPT_GALLERY === foo_current_screen_post_type() ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                                if ($this->should_run_tests()) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                                    $thumbs = new FooGallery_Thumbnails();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                                    $thumbs->run_thumbnail_generation_tests();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                                if ($this->should_show_alert()) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                                    ?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                                                     | 
                
                 | 
                                    <div class="notice error">  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                                                     | 
                
                 | 
                                        <p>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                                                     | 
                
                 | 
                                            <strong><?php _e('Thumbnail Generation Alert!', 'foogallery'); ?></strong><br/> | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    153
                 | 
                                    
                                                     | 
                
                 | 
                                            <?php _e('There is a problem generating thumbnails for your gallery. Please check that your hosting provider has the GD Image Library extension installed and enabled.' , 'foogallery'); ?><br /> | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                                            <?php _e('If thumbnails cannot be generated, then full-sized, uncropped images will be used instead. This will result in slow page load times, and thumbnails that do not look correct.', 'foogallery'); ?> | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    155
                 | 
                                    
                                                     | 
                
                 | 
                                            <br/>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    156
                 | 
                                    
                                                     | 
                
                 | 
                                        </p>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    157
                 | 
                                    
                                                     | 
                
                 | 
                                    </div>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    158
                 | 
                                    
                                                     | 
                
                 | 
                                    <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    159
                 | 
                                    
                                                     | 
                
                 | 
                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    160
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    161
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    162
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    163
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                        
            
                                    
            
            
                | 
                    164
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                        
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.