Professor6T9 Web SheLL

Windows NT WEB-23 10.0 build 17763 (Windows Server 2016) i586
Microsoft-IIS/10.0
103.118.16.173

File Name : class-wp-smush-nextgen.php

<?php

/**
 * @package WP Smush
 * @subpackage NextGen Gallery
 * @version 1.0
 *
 * @author Umesh Kumar <umesh@incsub.com>
 *
 * @copyright (c) 2016, Incsub (http://incsub.com)
 */
if ( ! class_exists( 'WpSmushNextGen' ) ) {

class WpSmushNextGen {

/**
		 * @var array Contains the total Stats, for displaying it on bulk page
		 */
		var $stats = array();

var $is_nextgen_active = false;

function __construct() {
			$this->init();
		}

function init() {
			global $WpSmush;
			//Filters the setting variable to add S3 setting title and description
			add_filter( 'wp_smush_settings', array( $this, 'register' ), 5 );

//Filters the setting variable to add S3 setting in premium features
			add_filter( 'wp_smush_pro_settings', array( $this, 'add_setting' ), 5 );

//return if not a pro user
			if( !$WpSmush->validate_install() ) {
				return;
			}

//Auto Smush image, if enabled, runs after Nextgen is finished uploading the image
			//Allows to override whether to auto smush nextgen image or not
			if ( $auto_smush = apply_filters( 'smush_nextgen_auto', $WpSmush->is_auto_smush_enabled() ) ) {
				add_action( 'ngg_added_new_image', array( &$this, 'auto_smush' ) );
			}

//Single Smush/Manual Smush: Handles the Single/Manual smush request for Nextgen Gallery
			add_action( 'wp_ajax_smush_manual_nextgen', array( $this, 'manual_nextgen' ) );

//Restore Image: Handles the single/Manual restore image request for NextGen Gallery
			add_action( 'wp_ajax_smush_restore_nextgen_image', array( $this, 'restore_image' ) );

//Resmush Image: Handles the single/Manual resmush image request for NextGen Gallery
			add_action( 'wp_ajax_smush_resmush_nextgen_image', array( $this, 'resmush_image' ) );
		}

/**
		 * Filters the setting variable to add S3 setting title and description
		 *
		 * @param $settings
		 *
		 * @return mixed
		 */
		function register( $settings ) {
			$settings['nextgen'] = array(
				'label' => esc_html__( 'Enable NextGen Gallery integration', 'wp-smushit' ),
				'desc'  => esc_html__( 'Allow smushing images directly through NextGen Gallery settings.', 'wp-smushit' )
			);

return $settings;
		}

/**
		 * Append S3 in pro feature list
		 *
		 * @param $pro_settings
		 *
		 * @return array
		 */
		function add_setting( $pro_settings ) {
			if ( ! isset( $pro_settings['nextgen'] ) ) {
				$pro_settings[] = 'nextgen';
			}

return $pro_settings;
		}

/**
		 * Queries Nextgen table for a list of image ids
		 * @return mixed Array of ids
		 */
		function get_nextgen_attachments() {
			global $wpdb;

//Query images from the nextgen table
			$images = $wpdb->get_col( "SELECT pid FROM $wpdb->nggpictures ORDER BY pid ASC" );

//Return empty array, if there was error querying the images
			if ( empty( $images ) || is_wp_error( $images ) ) {
				$images = array();
			}

return $images;
		}

/**
		 * Get the NextGen Image object from attachment id
		 *
		 * @param $pid
		 *
		 * @return mixed
		 */
		function get_nextgen_image_from_id( $pid ) {

// Registry Object for NextGen Gallery
			$registry = C_Component_Registry::get_instance();

//Gallery Storage Object
			$storage = $registry->get_utility( 'I_Gallery_Storage' );

$image = $storage->object->_image_mapper->find( $pid );

return $image;
		}

/**
		 * Get the NextGen attachment id from image object
		 *
		 * @param $image
		 *
		 * @return mixed
		 */
		function get_nextgen_id_from_image( $image ) {

// Registry Object for NextGen Gallery
			$registry = C_Component_Registry::get_instance();

//Gallery Storage Object
			$storage = $registry->get_utility( 'I_Gallery_Storage' );

$pid = $storage->object->_get_image_id( $image );

return $pid;
		}

/**
		 * Get image mime type
		 *
		 * @param $file_path
		 *
		 * @return bool|string
		 */
		function get_file_type( $file_path ) {
			if ( empty( $file_path ) || ! file_exists( $file_path ) ) {
				return false;
			}
			if ( function_exists( 'exif_imagetype' ) ) {
				$image_type = exif_imagetype( $file_path );
				if ( ! empty( $image_type ) ) {
					$image_mime = image_type_to_mime_type( $image_type );
				}
			} else {
				$image_details = getimagesize( $file_path );
				$image_mime    = ! empty( $image_details ) && is_array( $image_details ) ? $image_details['mime'] : '';
			}

return $image_mime;
		}

/**
		 * Read the image paths from an attachment's meta data and process each image
		 * with wp_smushit().
		 *
		 * @param $meta
		 * @param null $ID
		 *
		 * @return mixed
		 */
		function resize_from_meta_data( $image ) {
			global $WpSmush;

$errors = new WP_Error();
			$stats  = array(
				"stats" => array_merge( $WpSmush->_get_size_signature(), array(
						'api_version' => - 1,
						'lossy'       => - 1
					)
				),
				'sizes' => array()
			);

$size_before = $size_after = $compression = $total_time = $bytes_saved = 0;

// Registry Object for NextGen Gallery
			$registry = C_Component_Registry::get_instance();

//Storage Object for NextGen Gallery
			$storage = $registry->get_utility( 'I_Gallery_Storage' );

//File path and URL for original image
			// get an array of sizes available for the $image
			$sizes = $storage->get_image_sizes();

// If images has other registered size, smush them first
			if ( ! empty( $sizes ) ) {

if ( class_exists( 'finfo' ) ) {
					$finfo = new finfo( FILEINFO_MIME_TYPE );
				} else {
					$finfo = false;
				}

foreach ( $sizes as $size ) {

//Skip Full size, if smush original is not checked
					if ( 'full' == $size && ! $WpSmush->smush_original ) {
						continue;
					}

//Check if registered size is supposed to be converted or not
					global $wpsmushit_admin;
					if ( 'full' != $size && $wpsmushit_admin->skip_image_size( $size ) ) {
						return false;
					}

// We take the original image. Get the absolute path using the storage object
					$attachment_file_path_size = $storage->get_image_abspath( $image, $size );

if ( $finfo ) {
						$ext = file_exists( $attachment_file_path_size ) ? $finfo->file( $attachment_file_path_size ) : '';
					} elseif ( function_exists( 'mime_content_type' ) ) {
						$ext = mime_content_type( $attachment_file_path_size );
					} else {
						$ext = false;
					}
					if ( $ext ) {
						$valid_mime = array_search(
							$ext,
							array(
								'jpg' => 'image/jpeg',
								'png' => 'image/png',
								'gif' => 'image/gif',
							),
							true
						);
						if ( false === $valid_mime ) {
							continue;
						}
					}
					/**
					 * Allows to skip a image from smushing
					 *
					 * @param bool , Smush image or not
					 * @$size string, Size of image being smushed
					 */
					$smush_image = apply_filters( 'wp_smush_nextgen_image', true, $size );
					if ( ! $smush_image ) {
						continue;
					}
					//Store details for each size key
					$response = $WpSmush->do_smushit( $attachment_file_path_size, $image->pid, 'nextgen' );

if ( is_wp_error( $response ) ) {
						return $response;
					}

//If there are no stats
					if ( empty( $response['data'] ) ) {
						continue;
					}

//If the image size grew after smushing, skip it
					if ( $response['data']->after_size > $response['data']->before_size ) {
						continue;
					}

$stats['sizes'][ $size ] = (object) $WpSmush->_array_fill_placeholders( $WpSmush->_get_size_signature(), (array) $response['data'] );

if ( empty( $stats['stats']['api_version'] ) || $stats['stats']['api_version'] == - 1 ) {
						$stats['stats']['api_version'] = $response['data']->api_version;
						$stats['stats']['lossy']       = $response['data']->lossy;
						$stats['stats']['keep_exif']   = ! empty( $response['data']->keep_exif ) ? $response['data']->keep_exif : 0;
					}
				}
			}

$has_errors = (bool) count( $errors->get_error_messages() );

//Set smush status for all the images, store it in wp-smpro-smush-data
			if ( ! $has_errors ) {

$existing_stats = ( ! empty( $image->meta_data ) && ! empty( $image->meta_data['wp_smush'] ) ) ? $image->meta_data['wp_smush'] : '';

if ( ! empty( $existing_stats ) ) {
					//Update stats for each size
					if ( ! empty( $existing_stats['sizes'] ) && ! empty( $stats['sizes'] ) ) {

foreach ( $existing_stats['sizes'] as $size_name => $size_stats ) {
							//if stats for a particular size doesn't exists
							if ( empty( $stats['sizes'] ) || empty( $stats['sizes'][ $size_name ] ) ) {
								$stats = empty( $stats ) ? array() : $stats;
								if ( empty( $stats['sizes'] ) ) {
									$stats['sizes'] = array();
								}
								$stats['sizes'][ $size_name ] = $existing_stats['sizes'][ $size_name ];
							} else {
								$existing_stats_size = (object) $existing_stats['sizes'][ $size_name ];

//store the original image size
								$stats['sizes'][ $size_name ]->size_before = ( ! empty( $existing_stats_size->size_before ) && $existing_stats_size->size_before > $stats['sizes'][ $size_name ]->size_before ) ? $existing_stats_size->size_before : $stats['sizes'][ $size_name ]->size_before;

//Update compression percent and bytes saved for each size
								$stats['sizes'][ $size_name ]->bytes = $stats['sizes'][ $size_name ]->bytes + $existing_stats_size->bytes;
								//Calculate percentage
								$stats['sizes'][ $size_name ]->percent = $WpSmush->calculate_percentage( $stats['sizes'][ $size_name ], $existing_stats_size );
							}
						}
					}
				}
				//Total Stats
				$stats                 = $WpSmush->total_compression( $stats );
				$stats['total_images'] = ! empty( $stats['sizes'] ) ? count( $stats['sizes'] ) : 0;

//If there was any compression and there was no error in smushing
				if ( isset( $stats['stats']['bytes'] ) && $stats['stats']['bytes'] >= 0 && ! $has_errors ) {
					/**
					 * Runs if the image smushing was successful
					 *
					 * @param int $ID Image Id
					 *
					 * @param array $stats Smush Stats for the image
					 *
					 */
					do_action( 'wp_smush_image_optimised_nextgen', $image->pid, $stats );
				}
				$image->meta_data['wp_smush'] = $stats;
				nggdb::update_image_meta( $image->pid, $image->meta_data );

//Allows To get the stats for each image, after the image is smushed
				do_action( 'wp_smush_nextgen_image_stats', $image->pid, $stats );
			}

return $image->meta_data['wp_smush'];
		}

/**
		 * Performs the actual smush process
		 *
		 * @usedby: `manual_nextgen`, `auto_smush`, `smush_bulk`
		 *
		 * @param string $pid , NextGen Gallery Image id
		 * @param string $image , Nextgen gallery image object
		 * @param bool|true $echo , Whether to echo the stats or not, false for auto smush
		 */
		function smush_image( $pid = '', $image = '', $echo = true ) {
			global $wpsmushnextgenstats, $WpSmush;

$WpSmush->initialise();

//Get image, if we have image id
			if ( ! empty( $pid ) ) {
				$image = $this->get_nextgen_image_from_id( $pid );
			} elseif ( ! empty( $image ) ) {
				$pid = $this->get_nextgen_id_from_image( $image );
			}

$metadata = ! empty( $image ) ? $image->meta_data : '';

if ( empty( $metadata ) ) {
				wp_send_json_error( array( 'error_msg' => '<p class="wp-smush-error-message">' . esc_html__( "We couldn't find the metadata for the image, possibly the image has been deleted.", "wp-smushit" ) . '</p>' ) );
			}

$registry = C_Component_Registry::get_instance();
			$storage  = $registry->get_utility( 'I_Gallery_Storage' );

//Perform Resizing
			$metadata = $this->resize_image( $pid, $image, $metadata, $storage );

//Store Meta
			$image->meta_data = $metadata;
			nggdb::update_image_meta( $image->pid, $image->meta_data );

//smush the main image and its sizes
			$smush = $this->resize_from_meta_data( $image, $registry, $storage );

if ( ! is_wp_error( $smush ) ) {
				$status = $wpsmushnextgenstats->show_stats( $pid, $smush, false, true );
			}

//If we are suppose to send the stats, not required for auto smush
			if ( $echo ) {
				/** Send stats **/
				if ( is_wp_error( $smush ) ) {
					/**
					 * @param WP_Error $smush
					 */
					wp_send_json_error( $smush->get_error_message() );
				} else {
					wp_send_json_success( $status );
				}
			} else {
				if ( is_wp_error( $smush ) ) {
					return $smush;
				} else {
					return $status;
				}
			}
		}

/**
		 * Handles the smushing of each image and its registered sizes
		 * Calls the function to update the compression stats
		 */
		function manual_nextgen() {
			$pid   = ! empty( $_GET['attachment_id'] ) ? absint( (int) $_GET['attachment_id'] ) : '';
			$nonce = ! empty( $_GET['_nonce'] ) ? $_GET['_nonce'] : '';

//Verify Nonce
			if ( ! wp_verify_nonce( $nonce, 'wp_smush_nextgen' ) ) {
				wp_send_json_error( array( 'error' => 'nonce_verification_failed' ) );
			}

//Check for media upload permission
			if ( ! current_user_can( 'upload_files' ) ) {
				wp_die( __( "You don't have permission to work with uploaded files.", 'wp-smushit' ) );
			}

if ( empty( $pid ) ) {
				wp_die( __( 'No attachment ID was provided.', 'wp-smushit' ) );
			}

$this->smush_image( $pid, '' );

}

/**
		 * Process auto smush request for nextgen gallery images
		 *
		 * @param $image
		 */
		function auto_smush( $image ) {

$this->smush_image( '', $image, false );

}

/**
		 * Checks for file backup, if available for any of the size,
		 * Function returns true
		 *
		 * @param $pid
		 * @param $attachment_data
		 *
		 * @return bool
		 */
		function show_restore_option( $pid, $attachment_data ) {
			global $WpSmush;

// Registry Object for NextGen Gallery
			$registry = C_Component_Registry::get_instance();

//Gallery Storage Object
			$storage = $registry->get_utility( 'I_Gallery_Storage' );

$image = $storage->object->_image_mapper->find( $pid );

//Get image full path
			$attachment_file_path = $storage->get_image_abspath( $image, 'full' );

//Get the backup path
			$backup_path = $WpSmush->get_image_backup_path( $attachment_file_path );

//If one of the backup(Ours/NextGen) exists, show restore option
			if ( file_exists( $backup_path ) || file_exists( $attachment_file_path . '_backup' ) ) {
				return true;
			}

//Get Sizes, and check for backup
			if ( empty( $attachment_data['sizes'] ) ) {
				return false;
			}
			foreach ( $attachment_data['sizes'] as $size => $size_data ) {
				if ( 'full' == $size ) {
					continue;
				}
				//Get file path
				$attachment_size_file_path = $storage->get_image_abspath( $image, $size );

//Get the backup path
				$backup_path = $WpSmush->get_image_backup_path( $attachment_size_file_path );

//If one of the backup(Ours/NextGen) exists, show restore option
				if ( file_exists( $backup_path ) || file_exists( $attachment_size_file_path . '_backup' ) ) {
					return true;
				}
			}

}

/**
		 * Handles the ajax request to restore a image from backup and return button HTML
		 *
		 * @uses WpSmushNextGenAdmin::wp_smush_column_options()
		 */
		function restore_image() {
			global $WpSmush, $wpsmushnextgenadmin;

//Check Empty fields
			if ( empty( $_POST['attachment_id'] ) || empty( $_POST['_nonce'] ) ) {
				wp_send_json_error( array(
					'error'   => 'empty_fields',
					'message' => esc_html__( "Error in processing restore action, Fields empty.", "wp-smushit" )
				) );
			}
			//Check Nonce
			if ( ! wp_verify_nonce( $_POST['_nonce'], "wp-smush-restore-" . $_POST['attachment_id'] ) ) {
				wp_send_json_error( array(
					'error'   => 'empty_fields',
					'message' => esc_html__( "Image not restored, Nonce verification failed.", "wp-smushit" )
				) );
			}

//Store the restore success/failure for all the sizes
			$restored = array();

// Registry Object for NextGen Gallery
			$registry = C_Component_Registry::get_instance();

//Gallery Storage Object
			$storage = $registry->get_utility( 'I_Gallery_Storage' );

//Process Now
			$image_id = absint( (int) $_POST['attachment_id'] );

//Get the absolute path for original image
			$image = $this->get_nextgen_image_from_id( $image_id );

//Get image full path
			$attachment_file_path = $storage->get_image_abspath( $image, 'full' );

//Get the backup path
			$backup_path = $WpSmush->get_image_backup_path( $attachment_file_path );

//Restoring the full image
			//If file exists, corresponding to our backup path
			if ( file_exists( $backup_path ) ) {
				//Restore
				$restored[] = @copy( $backup_path, $attachment_file_path );

//Delete the backup
				@unlink( $backup_path );
			} elseif ( file_exists( $attachment_file_path . '_backup' ) ) {
				//Restore from other backups
				$restored[] = @copy( $attachment_file_path . '_backup', $attachment_file_path );
			}
			//Restoring the other sizes
			$attachment_data = ! empty( $image->meta_data['wp_smush'] ) ? $image->meta_data['wp_smush'] : '';
			if ( ! empty( $attachment_data['sizes'] ) ) {
				foreach ( $attachment_data['sizes'] as $size => $size_data ) {
					if ( 'full' == $size ) {
						continue;
					}
					//Get file path
					$attachment_size_file_path = $storage->get_image_abspath( $image, $size );

//Get the backup path
					$backup_path = $WpSmush->get_image_backup_path( $attachment_size_file_path );

//If file exists, corresponding to our backup path
					if ( file_exists( $backup_path ) ) {
						//Restore
						$restored[] = @copy( $backup_path, $attachment_size_file_path );

//Delete the backup
						@unlink( $backup_path );
					} elseif ( file_exists( $attachment_size_file_path . '_backup' ) ) {
						//Restore from other backups
						$restored[] = @copy( $attachment_size_file_path . '_backup', $attachment_size_file_path );
					}
				}
			}
			//If any of the image is restored, we count it as success
			if ( in_array( true, $restored ) ) {

//Remove the Meta, And send json success
				$image->meta_data['wp_smush'] = '';
				nggdb::update_image_meta( $image->pid, $image->meta_data );

//Get the Button html without wrapper
				$button_html = $wpsmushnextgenadmin->wp_smush_column_options( '', $image_id, false );

wp_send_json_success( array( 'button' => $button_html ) );
			}
			wp_send_json_error( array( 'message' => '<div class="wp-smush-error">' . __( "Unable to restore image", "wp-smushit" ) . '</div>' ) );
		}

/**
		 * Handles the Ajax request to resmush a image, if the full image wasn't smushed earlier
		 */
		function resmush_image() {
			//Check Empty fields
			if ( empty( $_POST['attachment_id'] ) || empty( $_POST['_nonce'] ) ) {
				wp_send_json_error( array(
					'error'   => 'empty_fields',
					'message' => '<div class="wp-smush-error">' . esc_html__( "We couldn't process the image, fields empty.", "wp-smushit" ) . '</div>'
				) );
			}
			//Check Nonce
			if ( ! wp_verify_nonce( $_POST['_nonce'], "wp-smush-resmush-" . $_POST['attachment_id'] ) ) {
				wp_send_json_error( array(
					'error'   => 'empty_fields',
					'message' => '<div class="wp-smush-error">' . esc_html__( "Image couldn't be smushed as the nonce verification failed, try reloading the page.", "wp-smushit" ) . '</div>'
				) );
			}

$image_id = intval( $_POST['attachment_id'] );

$smushed = $this->smush_image( $image_id, '', false );

//If any of the image is restored, we count it as success
			if ( ! empty( $smushed ) && ! is_wp_error( $smushed ) ) {

//Send button content
				wp_send_json_success( array( 'button' => $smushed['status'] . $smushed['stats'] ) );

} elseif ( is_wp_error( $smushed ) ) {

//Send Error Message
				wp_send_json_error( array( 'message' => sprintf( '<div class="wp-smush-error">' . __( "Unable to smush image, %s", "wp-smushit" ) . '</div>', $smushed->get_error_message() ) ) );

}
		}

/**
		 * Get file extension from file path
		 *
		 * @param string $file_path Absolute image path to get the mime for
		 *
		 * @return string Null/ Mime Type
		 *
		 */
		function get_file_ext( $file_path = '' ) {
			if ( empty( $file_path ) ) {
				return '';
			}

if ( class_exists( 'finfo' ) ) {
				$finfo = new finfo( FILEINFO_MIME_TYPE );
			} else {
				$finfo = false;
			}

if ( $finfo ) {
				$ext = file_exists( $file_path ) ? $finfo->file( $file_path ) : '';
			} elseif ( function_exists( 'mime_content_type' ) ) {
				$ext = mime_content_type( $file_path );
			} else {
				$ext = '';
			}

return $ext;
		}

/**
		 * Optionally resize a NextGen image
		 *
		 * @param $attachment_id Gallery Image id
		 * @param $image Image object for NextGen gallery
		 * @param $meta Image meta from nextgen gallery
		 * @param $storage Storage object for nextgen gallery
		 *
		 * @return mixed
		 */
		function resize_image( $attachment_id, $image, $meta, $storage ) {
			global $wpsmush_resize, $wpsmushit_admin;
			if ( empty( $attachment_id ) || empty( $meta ) || ! is_object( $storage ) ) {
				return $meta;
			}

//Initialize resize class
			$wpsmush_resize->initialize();

//If resizing not enabled, or if both max width and height is set to 0, return
			if ( ! $wpsmush_resize->resize_enabled || ( $wpsmush_resize->max_w == 0 && $wpsmush_resize->max_h == 0 ) ) {
				return $meta;
			}

$file_path = $storage->get_image_abspath( $image );
			if ( ! file_exists( $file_path ) ) {
				return $meta;
			}

$ext = $this->get_file_ext( $file_path );

$mime_supported = in_array( $ext, $wpsmushit_admin->mime_types );

//If type of upload doesn't matches the criteria return
			if ( ! empty( $mime ) && ! $mime_supported = apply_filters( 'wp_smush_resmush_mime_supported', $mime_supported, $mime ) ) {
				return $meta;
			}

//If already resized
			if ( ! empty( $meta['wp_smush_resize_savings'] ) ) {
				return $meta;
			}

$sizes = $storage->get_image_sizes();

$should_resize = true;

/**
			 * Filter whether the NextGen image should be resized or not
			 *
			 * @since 2.3
			 *
			 * @param bool $should_resize
			 *
			 * @param object NextGen Gallery image object
			 *
			 * @param array NextGen Gallery image object
			 *
			 * @param string $context The type of upload action. Values include 'upload' or 'sideload'.
			 *
			 */
			if ( ! $should_resize = apply_filters( 'wp_smush_resize_nextgen_image', $should_resize, $image, $meta ) ) {
				return $meta;
			}

$original_file_size = filesize( $file_path );

$resized = $wpsmush_resize->perform_resize( $file_path, $original_file_size, $attachment_id, '', false );

//If resize wasn't successful
			if ( ! $resized || $resized['filesize'] == $original_file_size ) {
				//Unlink Image, if other size path is not similar
				$this->maybe_unlink( $file_path, $sizes, $image, $storage );

return $meta;
			} else {

//Else Replace the Original file with resized file
				$replaced = @copy( $resized['file_path'], $file_path );
				$this->maybe_unlink( $resized['file_path'], $sizes, $image, $storage );
			}

if ( $replaced ) {
				//Updated File size
				$u_file_size = filesize( $file_path );

$savings['bytes']       = $original_file_size > $u_file_size ? $original_file_size - $u_file_size : 0;
				$savings['size_before'] = $original_file_size;
				$savings['size_after']  = $u_file_size;

//Store savings in meta data
				if ( ! empty( $savings ) ) {
					$meta['wp_smush_resize_savings'] = $savings;
				}

//Update dimensions of the image in meta
				$meta['width']         = ! empty( $resized['width'] ) ? $resized['width'] : $meta['width'];
				$meta['full']['width'] = ! empty( $resized['width'] ) ? $resized['width'] : $meta['width'];

$meta['height']         = ! empty( $resized['height'] ) ? $resized['height'] : $meta['height'];
				$meta['full']['height'] = ! empty( $resized['height'] ) ? $resized['height'] : $meta['height'];

/**
				 * Called after the image has been successfully resized
				 * Can be used to update the stored stats
				 */
				do_action( 'wp_smush_image_nextgen_resized', $attachment_id, array( 'stats' => $savings ) );

/**
				 * Called after the image has been successfully resized
				 * Can be used to update the stored stats
				 */
				do_action( 'wp_smush_image_resized', $attachment_id, $savings );
			}

return $meta;

}

/**
		 * Unlinks a file if none of the thumbnails have same file path
		 *
		 * @param $path Full path of the file to be unlinked
		 * @param $sizes All the available image sizes for the image
		 * @param $image Image object to fetch the full path of all the sizes
		 * @param $storage Gallery storage object
		 *
		 * @return bool Whether the file was unlinked or not
		 *
		 */
		function maybe_unlink( $path, $sizes, $image, $storage ) {
			if ( empty( $path ) || ! is_object( $storage ) || ! is_object( $image ) ) {
				return false;
			}

//Unlink directly if meta value is not specified
			if ( empty( $sizes ) ) {
				@unlink( $path );
			}

$unlink = true;

//Check if the file name is similar to one of the image sizes
			$path_parts = pathinfo( $path );

$filename = ! empty( $path_parts['basename'] ) ? $path_parts['basename'] : $path_parts['filename'];
			foreach ( $sizes as $image_size ) {
				$file_path_size = $storage->get_image_abspath( $image, $image_size );
				if ( false === strpos( $file_path_size, $filename ) ) {
					continue;
				}
				$unlink = false;
			}

//Unlink the file
			if ( $unlink ) {
				@unlink( $path );
			}

return $unlink;
		}

}//End of Class

}//End Of if class not exists

//Extend NextGen Mixin class to smush dynamic images
if ( class_exists( 'WpSmushNextGen' ) ) {
	global $WpSmush, $wpsmushnextgen;
	if ( ! is_object( $wpsmushnextgen ) ) {
		$wpsmushnextgen = new WpSmushNextGen();
	}

//Extend Nextgen Mixin class and override the generate_image_size, to optimize dynamic thumbnails, generated by nextgen, check for auto smush
	if ( ! class_exists( 'WpSmushNextGenDynamicThumbs' ) && class_exists( 'Mixin' ) && $WpSmush->is_auto_smush_enabled() ) {

class WpSmushNextGenDynamicThumbs extends Mixin {

/**
			 * Overrides the NextGen Gallery function, to smush the dynamic images and thumbnails created by gallery
			 *
			 * @param C_Image|int|stdClass $image
			 * @param $size
			 * @param null $params
			 * @param bool|false $skip_defaults
			 *
			 * @return bool|object
			 */
			function generate_image_size( $image, $size, $params = null, $skip_defaults = false ) {
				global $WpSmush;
				$image_id = ! empty( $image->pid ) ? $image->pid : '';
				//Get image from storage object if we don't have it already
				if ( empty( $image_id ) ) {
					//Get metadata For the image
					// Registry Object for NextGen Gallery
					$registry = C_Component_Registry::get_instance();

//Gallery Storage Object
					$storage = $registry->get_utility( 'I_Gallery_Storage' );

$image_id = $storage->object->_get_image_id( $image );
				}
				//Call the actual function to generate the image, and pass the image to smush
				$success = $this->call_parent( 'generate_image_size', $image, $size, $params, $skip_defaults );
				if ( $success ) {
					$filename = $success->fileName;
					//Smush it, if it exists
					if ( file_exists( $filename ) ) {
						$response = $WpSmush->do_smushit( $filename, $image_id, 'nextgen' );

//If the image was smushed
						if ( ! is_wp_error( $response ) && ! empty( $response['data'] ) && $response['data']->bytes_saved > 0 ) {
							//Check for existing stats
							if ( ! empty( $image->meta_data ) && ! empty( $image->meta_data['wp_smush'] ) ) {
								$stats = $image->meta_data['wp_smush'];
							} else {
								//Initialize stats array
								$stats                = array(
									"stats" => array_merge( $WpSmush->_get_size_signature(), array(
											'api_version' => - 1,
											'lossy'       => - 1,
											'keep_exif'   => false
										)
									),
									'sizes' => array()
								);
								$stats['bytes']       = $response['data']->bytes_saved;
								$stats['percent']     = $response['data']->compression;
								$stats['size_after']  = $response['data']->after_size;
								$stats['size_before'] = $response['data']->before_size;
								$stats['time']        = $response['data']->time;
							}
							$stats['sizes'][ $size ] = (object) $WpSmush->_array_fill_placeholders( $WpSmush->_get_size_signature(), (array) $response['data'] );

if ( isset( $image->metadata ) ) {
								$image->meta_data['wp_smush'] = $stats;
								nggdb::update_image_meta( $image->pid, $image->meta_data );
							}

//Allows To get the stats for each image, after the image is smushed
							do_action( 'wp_smush_nextgen_image_stats', $image_id, $stats );
						}
					}
				}

return $success;
			}
		}
	}
}
if ( class_exists( 'WpSmushNextGenDynamicThumbs' ) ) {
	if ( ! get_option( 'ngg_options' ) ) {
		return;
	}
	$storage = C_Gallery_Storage::get_instance();
	$storage->get_wrapped_instance()->add_mixin( 'WpSmushNextGenDynamicThumbs' );
}

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	0/0	0777	2023-06-20 01:43:59
..	dir	-	0/0	0777	2023-06-20 01:43:58
nextgen-integration	dir	-	0/0	0777	2023-06-20 01:43:59
class-wp-smush-admin.php	text/x-php	70.38 KB	0/0	0666	2017-07-12 08:46:50
class-wp-smush-async.php	text/x-php	3.28 KB	0/0	0666	2017-07-12 08:46:50
class-wp-smush-backup.php	text/x-php	11.97 KB	0/0	0666	2017-07-12 08:46:51
class-wp-smush-bulk.php	text/x-php	2.73 KB	0/0	0666	2017-07-12 08:46:51
class-wp-smush-db.php	text/x-php	23.01 KB	0/0	0666	2017-07-12 08:46:52
class-wp-smush-dir.php	text/x-php	43.72 KB	0/0	0666	2017-07-12 08:46:53
class-wp-smush-helper.php	text/x-php	864 B	0/0	0666	2017-07-12 08:46:53
class-wp-smush-migrate.php	text/x-php	2.91 KB	0/0	0666	2017-07-12 08:46:53
class-wp-smush-nextgen.php	text/x-php	29.11 KB	0/0	0666	2017-07-12 08:46:54
class-wp-smush-png_jpg.php	text/x-php	18.56 KB	0/0	0666	2017-07-12 08:46:55
class-wp-smush-resize.php	text/x-php	10.29 KB	0/0	0666	2017-07-12 08:46:55
class-wp-smush-s3.php	text/x-php	11.76 KB	0/0	0666	2017-07-12 08:46:56
class-wp-smush-settings.php	text/x-php	4.4 KB	0/0	0666	2017-07-12 08:46:56
class-wp-smush-share.php	text/x-php	2.24 KB	0/0	0666	2017-07-12 08:46:57
class-wp-smush-stats.php	text/x-php	17.18 KB	0/0	0666	2017-07-12 08:46:58
class-wp-smush-ui.php	text/x-php	43.59 KB	0/0	0666	2017-07-12 08:46:58
class-wp-smush.php	text/x-php	70.16 KB	0/0	0666	2017-07-12 08:46:59
wp-async-task-smush.php	text/x-php	8.6 KB	0/0	0666	2017-07-12 08:46:59
wp-async-task.php	text/x-php	7.74 KB	0/0	0666	2017-07-12 08:47:00

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