TrxShell [ woocommerce.addifypro.com ]

Name	Size	Permission
.pkexec	[ DIR ]	drwxr-xr-x
GCONV_PATH=.	[ DIR ]	drwxr-xr-x
ID3	[ DIR ]	drwxrwxrwx
IXR	[ DIR ]	drwxrwxrwx
PHPMailer	[ DIR ]	drwxrwxrwx
Requests	[ DIR ]	drwxrwxrwx
SimplePie	[ DIR ]	drwxrwxrwx
Text	[ DIR ]	drwxrwxrwx
assets	[ DIR ]	drwxrwxrwx
block-patterns	[ DIR ]	drwxrwxrwx
blocks	[ DIR ]	drwxrwxrwx
certificates	[ DIR ]	drwxrwxrwx
css	[ DIR ]	drwxrwxrwx
customize	[ DIR ]	drwxrwxrwx
fonts	[ DIR ]	drwxrwxrwx
images	[ DIR ]	drwxrwxrwx
js	[ DIR ]	drwxrwxrwx
pomo	[ DIR ]	drwxrwxrwx
random_compat	[ DIR ]	drwxrwxrwx
rest-api	[ DIR ]	drwxrwxrwx
sitemaps	[ DIR ]	drwxrwxrwx
sodium_compat	[ DIR ]	drwxrwxrwx
theme-compat	[ DIR ]	drwxrwxrwx
widgets	[ DIR ]	drwxrwxrwx
.htaccess	420 B	-rw-r--r--
.mad-root	0 B	-rw-r--r--
admin-bar.php	30.96 KB	-rw-r--r--
atomlib.php	11.59 KB	-rw-r--r--
author-template.php	16.62 KB	-rw-r--r--
block-patterns.php	1.42 KB	-rw-r--r--
blocks.php	25.76 KB	-rw-r--r--
bookmark-template.php	12.22 KB	-rw-r--r--
bookmark.php	14.79 KB	-rw-r--r--
cache-compat.php	1.02 KB	-rw-r--r--
cache.php	9.28 KB	-rw-r--r--
canonical.php	30.65 KB	-rw-r--r--
capabilities.php	33.98 KB	-rw-r--r--
category-template.php	53.63 KB	-rw-r--r--
category.php	12.41 KB	-rw-r--r--
class-IXR.php	2.48 KB	-rw-r--r--
class-feed.php	529 B	-rw-r--r--
class-http.php	38.79 KB	-rw-r--r--
class-json.php	42.43 KB	-rw-r--r--
class-oembed.php	407 B	-rw-r--r--
class-phpass.php	7.15 KB	-rw-r--r--
class-phpmailer.php	664 B	-rw-r--r--
class-pop3.php	20.35 KB	-rw-r--r--
class-requests.php	29.14 KB	-rw-r--r--
class-simplepie.php	94.01 KB	-rw-r--r--
class-smtp.php	452 B	-rw-r--r--
class-snoopy.php	36.83 KB	-rw-r--r--
class-walker-category-dropdown...	2.08 KB	-rw-r--r--
class-walker-category.php	7.69 KB	-rw-r--r--
class-walker-comment.php	13.37 KB	-rw-r--r--
class-walker-nav-menu.php	8.45 KB	-rw-r--r--
class-walker-page-dropdown.php	2.25 KB	-rw-r--r--
class-walker-page.php	6.88 KB	-rw-r--r--
class-wp-admin-bar.php	16.46 KB	-rw-r--r--
class-wp-ajax-response.php	5.12 KB	-rw-r--r--
class-wp-block-list.php	4.37 KB	-rw-r--r--
class-wp-block-parser.php	14.86 KB	-rw-r--r--
class-wp-block-pattern-categor...	4.08 KB	-rw-r--r--
class-wp-block-patterns-regist...	4.74 KB	-rw-r--r--
class-wp-block-styles-registry...	4.62 KB	-rw-r--r--
class-wp-block-type-registry.p...	5.03 KB	-rw-r--r--
class-wp-block-type.php	5.88 KB	-rw-r--r--
class-wp-block.php	5.97 KB	-rw-r--r--
class-wp-comment-query.php	43.58 KB	-rw-r--r--
class-wp-comment.php	8.83 KB	-rw-r--r--
class-wp-customize-control.php	24.91 KB	-rw-r--r--
class-wp-customize-manager.php	196.37 KB	-rw-r--r--
class-wp-customize-nav-menus.p...	55.47 KB	-rw-r--r--
class-wp-customize-panel.php	10.16 KB	-rw-r--r--
class-wp-customize-section.php	10.72 KB	-rw-r--r--
class-wp-customize-setting.php	29.03 KB	-rw-r--r--
class-wp-customize-widgets.php	65.46 KB	-rw-r--r--
class-wp-date-query.php	34.51 KB	-rw-r--r--
class-wp-dependency.php	2.45 KB	-rw-r--r--
class-wp-editor.php	68.93 KB	-rw-r--r--
class-wp-embed.php	15.42 KB	-rw-r--r--
class-wp-error.php	4.84 KB	-rw-r--r--
class-wp-fatal-error-handler.p...	7.37 KB	-rw-r--r--
class-wp-feed-cache-transient....	2.5 KB	-rw-r--r--
class-wp-feed-cache.php	749 B	-rw-r--r--
class-wp-hook.php	13.72 KB	-rw-r--r--
class-wp-http-cookie.php	7.02 KB	-rw-r--r--
class-wp-http-curl.php	12.06 KB	-rw-r--r--
class-wp-http-encoding.php	6.4 KB	-rw-r--r--
class-wp-http-ixr-client.php	3.39 KB	-rw-r--r--
class-wp-http-proxy.php	5.73 KB	-rw-r--r--
class-wp-http-requests-hooks.p...	1.92 KB	-rw-r--r--
class-wp-http-requests-respons...	4.24 KB	-rw-r--r--
class-wp-http-response.php	2.88 KB	-rw-r--r--
class-wp-http-streams.php	15.73 KB	-rw-r--r--
class-wp-image-editor-gd.php	13.81 KB	-rw-r--r--
class-wp-image-editor-imagick....	23.32 KB	-rw-r--r--
class-wp-image-editor.php	13.77 KB	-rw-r--r--
class-wp-list-util.php	6.46 KB	-rw-r--r--
class-wp-locale-switcher.php	4.9 KB	-rw-r--r--
class-wp-locale.php	13.59 KB	-rw-r--r--
class-wp-matchesmapregex.php	1.76 KB	-rw-r--r--
class-wp-meta-query.php	27.22 KB	-rw-r--r--
class-wp-metadata-lazyloader.p...	5.26 KB	-rw-r--r--
class-wp-network-query.php	17.94 KB	-rw-r--r--
class-wp-network.php	12.09 KB	-rw-r--r--
class-wp-object-cache.php	13.22 KB	-rw-r--r--
class-wp-oembed-controller.php	6.63 KB	-rw-r--r--
class-wp-oembed.php	28.31 KB	-rw-r--r--
class-wp-paused-extensions-sto...	4.81 KB	-rw-r--r--
class-wp-post-type.php	19.08 KB	-rw-r--r--
class-wp-post.php	6.29 KB	-rw-r--r--
class-wp-query.php	131.8 KB	-rw-r--r--
class-wp-recovery-mode-cookie-...	6.31 KB	-rw-r--r--
class-wp-recovery-mode-email-s...	9.89 KB	-rw-r--r--
class-wp-recovery-mode-key-ser...	4.17 KB	-rw-r--r--
class-wp-recovery-mode-link-se...	3.29 KB	-rw-r--r--
class-wp-recovery-mode.php	11.11 KB	-rw-r--r--
class-wp-rewrite.php	59.42 KB	-rw-r--r--
class-wp-role.php	2.44 KB	-rw-r--r--
class-wp-roles.php	8.23 KB	-rw-r--r--
class-wp-session-tokens.php	7.26 KB	-rw-r--r--
class-wp-simplepie-file.php	2.27 KB	-rw-r--r--
class-wp-simplepie-sanitize-ks...	1.73 KB	-rw-r--r--
class-wp-site-query.php	27.88 KB	-rw-r--r--
class-wp-site.php	7.19 KB	-rw-r--r--
class-wp-tax-query.php	18.98 KB	-rw-r--r--
class-wp-taxonomy.php	12.28 KB	-rw-r--r--
class-wp-term-query.php	35.32 KB	-rw-r--r--
class-wp-term.php	5.14 KB	-rw-r--r--
class-wp-text-diff-renderer-in...	716 B	-rw-r--r--
class-wp-text-diff-renderer-ta...	16.48 KB	-rw-r--r--
class-wp-theme.php	50.35 KB	-rw-r--r--
class-wp-user-meta-session-tok...	2.92 KB	-rw-r--r--
class-wp-user-query.php	30.62 KB	-rw-r--r--
class-wp-user-request.php	2.14 KB	-rw-r--r--
class-wp-user.php	21.63 KB	-rw-r--r--
class-wp-walker.php	12.42 KB	-rw-r--r--
class-wp-widget-factory.php	2.56 KB	-rw-r--r--
class-wp-widget.php	17.49 KB	-rw-r--r--
class-wp-xmlrpc-server.php	205.52 KB	-rw-r--r--
class-wp.php	24.45 KB	-rw-r--r--
class.wp-dependencies.php	12.57 KB	-rw-r--r--
class.wp-scripts.php	18.04 KB	-rw-r--r--
class.wp-styles.php	10.62 KB	-rw-r--r--
comment-template.php	91.85 KB	-rw-r--r--
comment.php	122.66 KB	-rw-r--r--
compat.php	12.65 KB	-rw-r--r--
cron.php	32.06 KB	-rw-r--r--
date.php	406 B	-rw-r--r--
default-constants.php	10.02 KB	-rw-r--r--
default-filters.php	26.14 KB	-rw-r--r--
default-widgets.php	2.07 KB	-rw-r--r--
deprecated.php	118.65 KB	-rw-r--r--
embed-template.php	341 B	-rw-r--r--
embed.php	46.48 KB	-rw-r--r--
error-protection.php	3.3 KB	-rw-r--r--
error_log	167 B	-rwxrwxrwx
feed-atom-comments.php	5.32 KB	-rw-r--r--
feed-atom.php	3.03 KB	-rw-r--r--
feed-rdf.php	2.61 KB	-rw-r--r--
feed-rss.php	1.16 KB	-rw-r--r--
feed-rss2-comments.php	3.97 KB	-rw-r--r--
feed-rss2.php	3.71 KB	-rw-r--r--
feed.php	22.12 KB	-rw-r--r--
formatting.php	304.25 KB	-rw-r--r--
functions.php	228.27 KB	-rw-r--r--
functions.wp-scripts.php	13.07 KB	-rw-r--r--
functions.wp-styles.php	8.11 KB	-rw-r--r--
general-template.php	153.99 KB	-rw-r--r--
http.php	21.86 KB	-rw-r--r--
kses.php	61.88 KB	-rw-r--r--
l10n.php	55.27 KB	-rw-r--r--
link-template.php	141.46 KB	-rw-r--r--
load.php	43.82 KB	-rw-r--r--
locale.php	162 B	-rw-r--r--
media-template.php	57.29 KB	-rw-r--r--
media.php	159.3 KB	-rw-r--r--
meta.php	58.17 KB	-rw-r--r--
ms-blogs.php	24.58 KB	-rw-r--r--
ms-default-constants.php	4.6 KB	-rw-r--r--
ms-default-filters.php	6.34 KB	-rw-r--r--
ms-deprecated.php	20.63 KB	-rw-r--r--
ms-files.php	2.58 KB	-rw-r--r--
ms-functions.php	88.26 KB	-rw-r--r--
ms-load.php	19.36 KB	-rw-r--r--
ms-network.php	3.57 KB	-rw-r--r--
ms-settings.php	4.03 KB	-rw-r--r--
ms-site.php	42.51 KB	-rw-r--r--
nav-menu-template.php	22.75 KB	-rw-r--r--
nav-menu.php	40.78 KB	-rw-r--r--
option.php	72.65 KB	-rw-r--r--
pluggable-deprecated.php	6.12 KB	-rw-r--r--
pluggable.php	99.86 KB	-rw-r--r--
plugin.php	31.66 KB	-rw-r--r--
post-formats.php	6.91 KB	-rw-r--r--
post-template.php	62.05 KB	-rw-r--r--
post-thumbnail-template.php	9 KB	-rw-r--r--
post.php	245.87 KB	-rw-r--r--
pwnkit	10.99 KB	-rwxr-xr-x
query.php	34.69 KB	-rw-r--r--
registration-functions.php	202 B	-rw-r--r--
registration.php	202 B	-rw-r--r--
rest-api.php	65.83 KB	-rw-r--r--
revision.php	21.46 KB	-rw-r--r--
rewrite.php	17.65 KB	-rw-r--r--
rss-functions.php	211 B	-rw-r--r--
rss.php	22.44 KB	-rw-r--r--
script-loader.php	89.87 KB	-rw-r--r--
session.php	258 B	-rw-r--r--
shortcodes.php	21.85 KB	-rw-r--r--
sitemaps.php	3.16 KB	-rw-r--r--
spl-autoload-compat.php	443 B	-rw-r--r--
taxonomy.php	158.32 KB	-rw-r--r--
template-loader.php	2.94 KB	-rw-r--r--
template.php	21.02 KB	-rw-r--r--
theme.php	120.92 KB	-rw-r--r--
update.php	25.57 KB	-rw-r--r--
user.php	129.65 KB	-rw-r--r--
vars.php	5.68 KB	-rw-r--r--
version.php	767 B	-rw-r--r--
widgets.php	57.75 KB	-rw-r--r--
wlwmanifest.xml	1.02 KB	-rwxrwxrwx
wp-db.php	103.12 KB	-rw-r--r--
wp-diff.php	647 B	-rw-r--r--
wp-feed.php	82 B	-rw-r--r--
wp-tmp.php	9.04 KB	-rw-r--r--

Code Editor : class-wp-image-editor-gd.php

<?php
/**
 * WordPress GD Image Editor
 *
 * @package WordPress
 * @subpackage Image_Editor
 */

/**
 * WordPress Image Editor Class for Image Manipulation through GD
 *
 * @since 3.5.0
 *
 * @see WP_Image_Editor
 */
class WP_Image_Editor_GD extends WP_Image_Editor {
	/**
	 * GD Resource.
	 *
	 * @var resource
	 */
	protected $image;

public function __destruct() {
		if ( $this->image ) {
			// We don't need the original in memory anymore.
			imagedestroy( $this->image );
		}
	}

/**
	 * Checks to see if current environment supports GD.
	 *
	 * @since 3.5.0
	 *
	 * @param array $args
	 * @return bool
	 */
	public static function test( $args = array() ) {
		if ( ! extension_loaded( 'gd' ) || ! function_exists( 'gd_info' ) ) {
			return false;
		}

// On some setups GD library does not provide imagerotate() - Ticket #11536.
		if ( isset( $args['methods'] ) &&
			in_array( 'rotate', $args['methods'], true ) &&
			! function_exists( 'imagerotate' ) ) {

return false;
		}

return true;
	}

/**
	 * Checks to see if editor supports the mime-type specified.
	 *
	 * @since 3.5.0
	 *
	 * @param string $mime_type
	 * @return bool
	 */
	public static function supports_mime_type( $mime_type ) {
		$image_types = imagetypes();
		switch ( $mime_type ) {
			case 'image/jpeg':
				return ( $image_types & IMG_JPG ) != 0;
			case 'image/png':
				return ( $image_types & IMG_PNG ) != 0;
			case 'image/gif':
				return ( $image_types & IMG_GIF ) != 0;
		}

return false;
	}

/**
	 * Loads image from $this->file into new GD Resource.
	 *
	 * @since 3.5.0
	 *
	 * @return bool|WP_Error True if loaded successfully; WP_Error on failure.
	 */
	public function load() {
		if ( $this->image ) {
			return true;
		}

if ( ! is_file( $this->file ) && ! preg_match( '|^https?://|', $this->file ) ) {
			return new WP_Error( 'error_loading_image', __( 'File doesn&#8217;t exist?' ), $this->file );
		}

// Set artificially high because GD uses uncompressed images in memory.
		wp_raise_memory_limit( 'image' );

$this->image = @imagecreatefromstring( file_get_contents( $this->file ) );

if ( ! is_resource( $this->image ) ) {
			return new WP_Error( 'invalid_image', __( 'File is not an image.' ), $this->file );
		}

$size = @getimagesize( $this->file );
		if ( ! $size ) {
			return new WP_Error( 'invalid_image', __( 'Could not read image size.' ), $this->file );
		}

if ( function_exists( 'imagealphablending' ) && function_exists( 'imagesavealpha' ) ) {
			imagealphablending( $this->image, false );
			imagesavealpha( $this->image, true );
		}

$this->update_size( $size[0], $size[1] );
		$this->mime_type = $size['mime'];

return $this->set_quality();
	}

/**
	 * Sets or updates current image size.
	 *
	 * @since 3.5.0
	 *
	 * @param int $width
	 * @param int $height
	 * @return true
	 */
	protected function update_size( $width = false, $height = false ) {
		if ( ! $width ) {
			$width = imagesx( $this->image );
		}

if ( ! $height ) {
			$height = imagesy( $this->image );
		}

return parent::update_size( $width, $height );
	}

/**
	 * Resizes current image.
	 * Wraps _resize, since _resize returns a GD Resource.
	 *
	 * At minimum, either a height or width must be provided.
	 * If one of the two is set to null, the resize will
	 * maintain aspect ratio according to the provided dimension.
	 *
	 * @since 3.5.0
	 *
	 * @param int|null $max_w Image width.
	 * @param int|null $max_h Image height.
	 * @param bool     $crop
	 * @return true|WP_Error
	 */
	public function resize( $max_w, $max_h, $crop = false ) {
		if ( ( $this->size['width'] == $max_w ) && ( $this->size['height'] == $max_h ) ) {
			return true;
		}

$resized = $this->_resize( $max_w, $max_h, $crop );

if ( is_resource( $resized ) ) {
			imagedestroy( $this->image );
			$this->image = $resized;
			return true;

} elseif ( is_wp_error( $resized ) ) {
			return $resized;
		}

return new WP_Error( 'image_resize_error', __( 'Image resize failed.' ), $this->file );
	}

/**
	 * @param int        $max_w
	 * @param int        $max_h
	 * @param bool|array $crop
	 * @return resource|WP_Error
	 */
	protected function _resize( $max_w, $max_h, $crop = false ) {
		$dims = image_resize_dimensions( $this->size['width'], $this->size['height'], $max_w, $max_h, $crop );

if ( ! $dims ) {
			return new WP_Error( 'error_getting_dimensions', __( 'Could not calculate resized image dimensions' ), $this->file );
		}

list( $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h ) = $dims;

$resized = wp_imagecreatetruecolor( $dst_w, $dst_h );
		imagecopyresampled( $resized, $this->image, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );

if ( is_resource( $resized ) ) {
			$this->update_size( $dst_w, $dst_h );
			return $resized;
		}

return new WP_Error( 'image_resize_error', __( 'Image resize failed.' ), $this->file );
	}

/**
	 * Create multiple smaller images from a single source.
	 *
	 * Attempts to create all sub-sizes and returns the meta data at the end. This
	 * may result in the server running out of resources. When it fails there may be few
	 * "orphaned" images left over as the meta data is never returned and saved.
	 *
	 * As of 5.3.0 the preferred way to do this is with `make_subsize()`. It creates
	 * the new images one at a time and allows for the meta data to be saved after
	 * each new image is created.
	 *
	 * @since 3.5.0
	 *
	 * @param array $sizes {
	 *     An array of image size data arrays.
	 *
	 *     Either a height or width must be provided.
	 *     If one of the two is set to null, the resize will
	 *     maintain aspect ratio according to the source image.
	 *
	 *     @type array $size {
	 *         Array of height, width values, and whether to crop.
	 *
	 *         @type int  $width  Image width. Optional if `$height` is specified.
	 *         @type int  $height Image height. Optional if `$width` is specified.
	 *         @type bool $crop   Optional. Whether to crop the image. Default false.
	 *     }
	 * }
	 * @return array An array of resized images' metadata by size.
	 */
	public function multi_resize( $sizes ) {
		$metadata = array();

foreach ( $sizes as $size => $size_data ) {
			$meta = $this->make_subsize( $size_data );

if ( ! is_wp_error( $meta ) ) {
				$metadata[ $size ] = $meta;
			}
		}

return $metadata;
	}

/**
	 * Create an image sub-size and return the image meta data value for it.
	 *
	 * @since 5.3.0
	 *
	 * @param array $size_data {
	 *     Array of size data.
	 *
	 *     @type int  $width  The maximum width in pixels.
	 *     @type int  $height The maximum height in pixels.
	 *     @type bool $crop   Whether to crop the image to exact dimensions.
	 * }
	 * @return array|WP_Error The image data array for inclusion in the `sizes` array in the image meta,
	 *                        WP_Error object on error.
	 */
	public function make_subsize( $size_data ) {
		if ( ! isset( $size_data['width'] ) && ! isset( $size_data['height'] ) ) {
			return new WP_Error( 'image_subsize_create_error', __( 'Cannot resize the image. Both width and height are not set.' ) );
		}

$orig_size = $this->size;

if ( ! isset( $size_data['width'] ) ) {
			$size_data['width'] = null;
		}

if ( ! isset( $size_data['height'] ) ) {
			$size_data['height'] = null;
		}

if ( ! isset( $size_data['crop'] ) ) {
			$size_data['crop'] = false;
		}

$resized = $this->_resize( $size_data['width'], $size_data['height'], $size_data['crop'] );

if ( is_wp_error( $resized ) ) {
			$saved = $resized;
		} else {
			$saved = $this->_save( $resized );
			imagedestroy( $resized );
		}

$this->size = $orig_size;

if ( ! is_wp_error( $saved ) ) {
			unset( $saved['path'] );
		}

return $saved;
	}

/**
	 * Crops Image.
	 *
	 * @since 3.5.0
	 *
	 * @param int  $src_x   The start x position to crop from.
	 * @param int  $src_y   The start y position to crop from.
	 * @param int  $src_w   The width to crop.
	 * @param int  $src_h   The height to crop.
	 * @param int  $dst_w   Optional. The destination width.
	 * @param int  $dst_h   Optional. The destination height.
	 * @param bool $src_abs Optional. If the source crop points are absolute.
	 * @return bool|WP_Error
	 */
	public function crop( $src_x, $src_y, $src_w, $src_h, $dst_w = null, $dst_h = null, $src_abs = false ) {
		// If destination width/height isn't specified,
		// use same as width/height from source.
		if ( ! $dst_w ) {
			$dst_w = $src_w;
		}
		if ( ! $dst_h ) {
			$dst_h = $src_h;
		}

$dst = wp_imagecreatetruecolor( $dst_w, $dst_h );

if ( $src_abs ) {
			$src_w -= $src_x;
			$src_h -= $src_y;
		}

if ( function_exists( 'imageantialias' ) ) {
			imageantialias( $dst, true );
		}

imagecopyresampled( $dst, $this->image, 0, 0, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );

if ( is_resource( $dst ) ) {
			imagedestroy( $this->image );
			$this->image = $dst;
			$this->update_size();
			return true;
		}

return new WP_Error( 'image_crop_error', __( 'Image crop failed.' ), $this->file );
	}

/**
	 * Rotates current image counter-clockwise by $angle.
	 * Ported from image-edit.php
	 *
	 * @since 3.5.0
	 *
	 * @param float $angle
	 * @return true|WP_Error
	 */
	public function rotate( $angle ) {
		if ( function_exists( 'imagerotate' ) ) {
			$transparency = imagecolorallocatealpha( $this->image, 255, 255, 255, 127 );
			$rotated      = imagerotate( $this->image, $angle, $transparency );

if ( is_resource( $rotated ) ) {
				imagealphablending( $rotated, true );
				imagesavealpha( $rotated, true );
				imagedestroy( $this->image );
				$this->image = $rotated;
				$this->update_size();
				return true;
			}
		}
		return new WP_Error( 'image_rotate_error', __( 'Image rotate failed.' ), $this->file );
	}

/**
	 * Flips current image.
	 *
	 * @since 3.5.0
	 *
	 * @param bool $horz Flip along Horizontal Axis.
	 * @param bool $vert Flip along Vertical Axis.
	 * @return true|WP_Error
	 */
	public function flip( $horz, $vert ) {
		$w   = $this->size['width'];
		$h   = $this->size['height'];
		$dst = wp_imagecreatetruecolor( $w, $h );

if ( is_resource( $dst ) ) {
			$sx = $vert ? ( $w - 1 ) : 0;
			$sy = $horz ? ( $h - 1 ) : 0;
			$sw = $vert ? -$w : $w;
			$sh = $horz ? -$h : $h;

if ( imagecopyresampled( $dst, $this->image, 0, 0, $sx, $sy, $w, $h, $sw, $sh ) ) {
				imagedestroy( $this->image );
				$this->image = $dst;
				return true;
			}
		}
		return new WP_Error( 'image_flip_error', __( 'Image flip failed.' ), $this->file );
	}

/**
	 * Saves current in-memory image to file.
	 *
	 * @since 3.5.0
	 *
	 * @param string|null $filename
	 * @param string|null $mime_type
	 * @return array|WP_Error {'path'=>string, 'file'=>string, 'width'=>int, 'height'=>int, 'mime-type'=>string}
	 */
	public function save( $filename = null, $mime_type = null ) {
		$saved = $this->_save( $this->image, $filename, $mime_type );

if ( ! is_wp_error( $saved ) ) {
			$this->file      = $saved['path'];
			$this->mime_type = $saved['mime-type'];
		}

return $saved;
	}

/**
	 * @param resource    $image
	 * @param string|null $filename
	 * @param string|null $mime_type
	 * @return array|WP_Error
	 */
	protected function _save( $image, $filename = null, $mime_type = null ) {
		list( $filename, $extension, $mime_type ) = $this->get_output_format( $filename, $mime_type );

if ( ! $filename ) {
			$filename = $this->generate_filename( null, null, $extension );
		}

if ( 'image/gif' === $mime_type ) {
			if ( ! $this->make_image( $filename, 'imagegif', array( $image, $filename ) ) ) {
				return new WP_Error( 'image_save_error', __( 'Image Editor Save Failed' ) );
			}
		} elseif ( 'image/png' === $mime_type ) {
			// Convert from full colors to index colors, like original PNG.
			if ( function_exists( 'imageistruecolor' ) && ! imageistruecolor( $image ) ) {
				imagetruecolortopalette( $image, false, imagecolorstotal( $image ) );
			}

if ( ! $this->make_image( $filename, 'imagepng', array( $image, $filename ) ) ) {
				return new WP_Error( 'image_save_error', __( 'Image Editor Save Failed' ) );
			}
		} elseif ( 'image/jpeg' === $mime_type ) {
			if ( ! $this->make_image( $filename, 'imagejpeg', array( $image, $filename, $this->get_quality() ) ) ) {
				return new WP_Error( 'image_save_error', __( 'Image Editor Save Failed' ) );
			}
		} else {
			return new WP_Error( 'image_save_error', __( 'Image Editor Save Failed' ) );
		}

// Set correct file permissions.
		$stat  = stat( dirname( $filename ) );
		$perms = $stat['mode'] & 0000666; // Same permissions as parent folder, strip off the executable bits.
		chmod( $filename, $perms );

return array(
			'path'      => $filename,
			/**
			 * Filters the name of the saved image file.
			 *
			 * @since 2.6.0
			 *
			 * @param string $filename Name of the file.
			 */
			'file'      => wp_basename( apply_filters( 'image_make_intermediate_size', $filename ) ),
			'width'     => $this->size['width'],
			'height'    => $this->size['height'],
			'mime-type' => $mime_type,
		);
	}

/**
	 * Returns stream of current image.
	 *
	 * @since 3.5.0
	 *
	 * @param string $mime_type The mime type of the image.
	 * @return bool True on success, false on failure.
	 */
	public function stream( $mime_type = null ) {
		list( $filename, $extension, $mime_type ) = $this->get_output_format( null, $mime_type );

switch ( $mime_type ) {
			case 'image/png':
				header( 'Content-Type: image/png' );
				return imagepng( $this->image );
			case 'image/gif':
				header( 'Content-Type: image/gif' );
				return imagegif( $this->image );
			default:
				header( 'Content-Type: image/jpeg' );
				return imagejpeg( $this->image, null, $this->get_quality() );
		}
	}

/**
	 * Either calls editor's save function or handles file as a stream.
	 *
	 * @since 3.5.0
	 *
	 * @param string|stream $filename
	 * @param callable      $function
	 * @param array         $arguments
	 * @return bool
	 */
	protected function make_image( $filename, $function, $arguments ) {
		if ( wp_is_stream( $filename ) ) {
			$arguments[1] = null;
		}

return parent::make_image( $filename, $function, $arguments );
	}
}

${this.title}

Code Editor : class-wp-image-editor-gd.php