WIBUHAX0R1337

- WIBUHAX0R1337 -

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<?php
/**
 * The class to operate media data.
 *
 * @package LiteSpeed
 * @since   1.4
 */

namespace LiteSpeed;

defined( 'WPINC' ) || exit();

/**
 * Class Media
 *
 * Handles media-related optimizations like lazy loading, next-gen image replacement, and admin UI.
 */
class Media extends Root {

const LOG_TAG = '📺';

const LIB_FILE_IMG_LAZYLOAD = 'assets/js/lazyload.min.js';

/**
	 * Current page buffer content.
	 *
	 * @var string
	 */
	private $content;

/**
	 * WordPress uploads directory info.
	 *
	 * @var array
	 */
	private $_wp_upload_dir;

/**
	 * List of VPI (viewport images) to preload in <head>.
	 *
	 * @var array
	 */
	private $_vpi_preload_list = [];

/**
	 * The user-level next-gen format supported (''|webp|avif).
	 *
	 * @var string
	 */
	private $_format = '';

/**
	 * The system-level chosen next-gen format (webp|avif).
	 *
	 * @var string
	 */
	private $_sys_format = '';

/**
	 * Init.
	 *
	 * @since 1.4
	 */
	public function __construct() {
		self::debug2( 'init' );

$this->_wp_upload_dir = wp_upload_dir();
		if ( $this->conf( Base::O_IMG_OPTM_WEBP ) ) {
			$this->_sys_format = 'webp';
			$this->_format     = 'webp';
			if ( 2 === $this->conf( Base::O_IMG_OPTM_WEBP ) ) {
				$this->_sys_format = 'avif';
				$this->_format     = 'avif';
			}
			if ( ! $this->_browser_support_next_gen() ) {
				$this->_format = '';
			}
			$this->_format = apply_filters( 'litespeed_next_gen_format', $this->_format );
		}
	}

/**
	 * Hooks after user init.
	 *
	 * @since 7.2
	 * @since 7.4 Add media replace original with scaled.
	 * @return void
	 */
	public function after_user_init() {
		// Hook to attachment delete action (PR#844, Issue#841) for AJAX del compatibility.
		add_action( 'delete_attachment', array( $this, 'delete_attachment' ), 11, 2 );

// For big images, allow to replace original with scaled image.
		if ( $this->conf( Base::O_MEDIA_AUTO_RESCALE_ORI ) ) {
			// Added priority 9 to happen before other functions added.
			add_filter( 'wp_update_attachment_metadata', array( $this, 'rescale_ori' ), 9, 2 );
		}
	}

/**
	 * Init optm features.
	 *
	 * @since  3.0
	 * @access public
	 * @return void
	 */
	public function init() {
		if ( is_admin() ) {
			return;
		}

// Due to ajax call doesn't send correct accept header, have to limit webp to HTML only.
		if ( $this->webp_support() ) {
			// Hook to srcset.
			if ( function_exists( 'wp_calculate_image_srcset' ) ) {
				add_filter( 'wp_calculate_image_srcset', array( $this, 'webp_srcset' ), 988 );
			}
			// Hook to mime icon
			// add_filter( 'wp_get_attachment_image_src', array( $this, 'webp_attach_img_src' ), 988 );// todo: need to check why not
			// add_filter( 'wp_get_attachment_url', array( $this, 'webp_url' ), 988 ); // disabled to avoid wp-admin display
		}

if ( $this->conf( Base::O_MEDIA_LAZY ) && ! $this->cls( 'Metabox' )->setting( 'litespeed_no_image_lazy' ) ) {
			self::debug( 'Suppress default WP lazyload' );
			add_filter( 'wp_lazy_loading_enabled', '__return_false' );
		}

/**
		 * Replace gravatar.
		 *
		 * @since 3.0
		 */
		$this->cls( 'Avatar' );

add_filter( 'litespeed_buffer_finalize', array( $this, 'finalize' ), 4 );
		add_filter( 'litespeed_optm_html_head', array( $this, 'finalize_head' ) );
	}

/**
	 * Handle attachment create (rescale original).
	 *
	 * @param array $metadata      Current meta array.
	 * @param int   $attachment_id Attachment ID.
	 * @return array Modified metadata.
	 * @since 7.4
	 */
	public function rescale_ori( $metadata, $attachment_id ) {
		// Test if create and image was resized.
		if ( $metadata && isset( $metadata['original_image'], $metadata['file'] ) && false !== strpos( $metadata['file'], '-scaled' ) ) {
			// Get rescaled file name.
			$path_exploded      = explode( '/', strrev( $metadata['file'] ), 2 );
			$rescaled_file_name = strrev( $path_exploded[0] );

// Create paths for images: resized and original.
			$base_path     = $this->_wp_upload_dir['basedir'] . $this->_wp_upload_dir['subdir'] . '/';
			$rescaled_path = $base_path . $rescaled_file_name;
			$new_path      = $base_path . $metadata['original_image'];

// Change array file key.
			$metadata['file'] = $this->_wp_upload_dir['subdir'] . '/' . $metadata['original_image'];
			if ( 0 === strpos( $metadata['file'], '/' ) ) {
				$metadata['file'] = substr( $metadata['file'], 1 );
			}

// Delete array "original_image" key.
			unset( $metadata['original_image'] );

if ( file_exists( $rescaled_path ) && file_exists( $new_path ) ) {
				// Move rescaled to original using WP_Filesystem.
				global $wp_filesystem;
				if ( ! $wp_filesystem ) {
					require_once ABSPATH . '/wp-admin/includes/file.php';
					\WP_Filesystem();
				}
				if ( $wp_filesystem ) {
					$wp_filesystem->move( $rescaled_path, $new_path, true );
				}

// Update meta "_wp_attached_file".
				update_post_meta( $attachment_id, '_wp_attached_file', $metadata['file'] );
			}
		}

return $metadata;
	}

/**
	 * Add featured image and VPI preloads to head.
	 *
	 * @param string $content Current head HTML.
	 * @return string Modified head HTML.
	 */
	public function finalize_head( $content ) {
		// <link rel="preload" as="image" href="xx">
		if ( $this->_vpi_preload_list ) {
			foreach ( $this->_vpi_preload_list as $v ) {
				$content .= '<link rel="preload" as="image" href="' . esc_url( Str::trim_quotes( $v ) ) . '">';
			}
		}
		return $content;
	}

/**
	 * Adjust WP default JPG quality.
	 *
	 * @since  3.0
	 * @access public
	 *
	 * @param int $quality Current quality.
	 * @return int Adjusted quality.
	 */
	public function adjust_jpg_quality( $quality ) {
		$v = $this->conf( Base::O_IMG_OPTM_JPG_QUALITY );

if ( $v ) {
			return $v;
		}

return $quality;
	}

/**
	 * Register admin menu.
	 *
	 * @since 1.6.3
	 * @access public
	 * @return void
	 */
	public function after_admin_init() {
		/**
		 * JPG quality control.
		 *
		 * @since 3.0
		 */
		add_filter( 'jpeg_quality', array( $this, 'adjust_jpg_quality' ) );

add_filter( 'manage_media_columns', array( $this, 'media_row_title' ) );
		add_filter( 'manage_media_custom_column', array( $this, 'media_row_actions' ), 10, 2 );

add_action( 'litespeed_media_row', array( $this, 'media_row_con' ) );
	}

/**
	 * Media delete action hook.
	 *
	 * @since  2.4.3
	 * @access public
	 *
	 * @param int $post_id Post ID.
	 * @return void
	 */
	public static function delete_attachment( $post_id ) {
		self::debug( 'delete_attachment [pid] ' . $post_id );
		Img_Optm::cls()->reset_row( $post_id );
	}

/**
	 * Return media file info if exists.
	 *
	 * This is for remote attachment plugins.
	 *
	 * @since  2.9.8
	 * @access public
	 *
	 * @param string $short_file_path Relative file path under uploads.
	 * @param int    $post_id         Post ID.
	 * @return array|false Array( url, md5, size ) or false.
	 */
	public function info( $short_file_path, $post_id ) {
		$short_file_path = wp_normalize_path( $short_file_path );
		$basedir         = $this->_wp_upload_dir['basedir'] . '/';
		if ( 0 === strpos( $short_file_path, $basedir ) ) {
			$short_file_path = substr( $short_file_path, strlen( $basedir ) );
		}

$real_file = $basedir . $short_file_path;

if ( file_exists( $real_file ) ) {
			return array(
				'url'  => $this->_wp_upload_dir['baseurl'] . '/' . $short_file_path,
				'md5'  => md5_file( $real_file ),
				'size' => filesize( $real_file ),
			);
		}

/**
		 * WP Stateless compatibility #143 https://github.com/litespeedtech/lscache_wp/issues/143
		 *
		 * @since 2.9.8
		 * Should return array( 'url', 'md5', 'size' ).
		 */
		$info = apply_filters( 'litespeed_media_info', [], $short_file_path, $post_id );
		if ( ! empty( $info['url'] ) && ! empty( $info['md5'] ) && ! empty( $info['size'] ) ) {
			return $info;
		}

return false;
	}

/**
	 * Delete media file.
	 *
	 * @since  2.9.8
	 * @access public
	 *
	 * @param string $short_file_path Relative file path under uploads.
	 * @param int    $post_id         Post ID.
	 * @return void
	 */
	public function del( $short_file_path, $post_id ) {
		$real_file = $this->_wp_upload_dir['basedir'] . '/' . $short_file_path;

if ( file_exists( $real_file ) ) {
			wp_delete_file( $real_file );
			self::debug( 'deleted ' . $real_file );
		}

do_action( 'litespeed_media_del', $short_file_path, $post_id );
	}

/**
	 * Rename media file.
	 *
	 * @since  2.9.8
	 * @access public
	 *
	 * @param string $short_file_path     Old relative path.
	 * @param string $short_file_path_new New relative path.
	 * @param int    $post_id             Post ID.
	 * @return void
	 */
	public function rename( $short_file_path, $short_file_path_new, $post_id ) {
		$real_file     = $this->_wp_upload_dir['basedir'] . '/' . $short_file_path;
		$real_file_new = $this->_wp_upload_dir['basedir'] . '/' . $short_file_path_new;

if ( file_exists( $real_file ) ) {
			global $wp_filesystem;
			if ( ! $wp_filesystem ) {
				require_once ABSPATH . '/wp-admin/includes/file.php';
				\WP_Filesystem();
			}
			if ( $wp_filesystem ) {
				$wp_filesystem->move( $real_file, $real_file_new, true );
			}
			self::debug( 'renamed ' . $real_file . ' to ' . $real_file_new );
		}

do_action( 'litespeed_media_rename', $short_file_path, $short_file_path_new, $post_id );
	}

/**
	 * Media Admin Menu -> Image Optimization Column Title.
	 *
	 * @since  1.6.3
	 * @access public
	 *
	 * @param array $posts_columns Existing columns.
	 * @return array Modified columns.
	 */
	public function media_row_title( $posts_columns ) {
		$posts_columns['imgoptm'] = esc_html__( 'LiteSpeed Optimization', 'litespeed-cache' );
		return $posts_columns;
	}

/**
	 * Media Admin Menu -> Image Optimization Column.
	 *
	 * @since  1.6.2
	 * @access public
	 *
	 * @param string $column_name Current column name.
	 * @param int    $post_id     Post ID.
	 * @return void
	 */
	public function media_row_actions( $column_name, $post_id ) {
		if ( 'imgoptm' !== $column_name ) {
			return;
		}

do_action( 'litespeed_media_row', $post_id );
	}

/**
	 * Display image optimization info in the media list row.
	 *
	 * @since 3.0
	 *
	 * @param int $post_id Attachment post ID.
	 * @return void
	 */
	public function media_row_con( $post_id ) {
		$att_info = wp_get_attachment_metadata( $post_id );
		if ( empty( $att_info['file'] ) ) {
			return;
		}

$short_path = $att_info['file'];

$size_meta = get_post_meta( $post_id, Img_Optm::DB_SIZE, true );

echo '<p>';
		// Original image info.
		if ( $size_meta && ! empty( $size_meta['ori_saved'] ) ) {
			$percent = (int) ceil( ( (int) $size_meta['ori_saved'] * 100 ) / max( 1, (int) $size_meta['ori_total'] ) );

$extension    = pathinfo( $short_path, PATHINFO_EXTENSION );
			$bk_file      = substr( $short_path, 0, -strlen( $extension ) ) . 'bk.' . $extension;
			$bk_optm_file = substr( $short_path, 0, -strlen( $extension ) ) . 'bk.optm.' . $extension;

$link = Utility::build_url( Router::ACTION_IMG_OPTM, 'orig' . $post_id );
			$desc = false;

$cls = '';

if ( $this->info( $bk_file, $post_id ) ) {
				$curr_status = esc_html__( '(optm)', 'litespeed-cache' );
				$desc        = esc_attr__( 'Currently using optimized version of file.', 'litespeed-cache' ) . '&#10;' . esc_attr__( 'Click to switch to original (unoptimized) version.', 'litespeed-cache' );
			} elseif ( $this->info( $bk_optm_file, $post_id ) ) {
				$cls        .= ' litespeed-warning';
				$curr_status = esc_html__( '(non-optm)', 'litespeed-cache' );
				$desc        = esc_attr__( 'Currently using original (unoptimized) version of file.', 'litespeed-cache' ) . '&#10;' . esc_attr__( 'Click to switch to optimized version.', 'litespeed-cache' );
			}

echo wp_kses_post(
				GUI::pie_tiny(
					$percent,
					24,
					sprintf(
						esc_html__( 'Original file reduced by %1$s (%2$s)', 'litespeed-cache' ),
						$percent . '%',
						Utility::real_size( $size_meta['ori_saved'] )
					),
					'left'
				)
			);

printf(
				esc_html__( 'Orig saved %s', 'litespeed-cache' ),
				(int) $percent . '%'
			);

if ( $desc ) {
				printf(
					' <a href="%1$s" class="litespeed-media-href %2$s" data-balloon-pos="left" data-balloon-break aria-label="%3$s">%4$s</a>',
					esc_url( $link ),
					esc_attr( $cls ),
					wp_kses_post( $desc ),
					esc_html( $curr_status )
				);
			} else {
				printf(
					' <span class="litespeed-desc" data-balloon-pos="left" data-balloon-break aria-label="%1$s">%2$s</span>',
					esc_attr__( 'Using optimized version of file. ', 'litespeed-cache' ) . '&#10;' . esc_attr__( 'No backup of original file exists.', 'litespeed-cache' ),
					esc_html__( '(optm)', 'litespeed-cache' )
				);
			}
		} elseif ( $size_meta && 0 === (int) $size_meta['ori_saved'] ) {
			echo wp_kses_post( GUI::pie_tiny( 0, 24, esc_html__( 'Congratulation! Your file was already optimized', 'litespeed-cache' ), 'left' ) );
			printf(
				esc_html__( 'Orig %s', 'litespeed-cache' ),
				'<span class="litespeed-desc">' . esc_html__( '(no savings)', 'litespeed-cache' ) . '</span>'
			);
		} else {
			echo esc_html__( 'Orig', 'litespeed-cache' ) . '<span class="litespeed-left10">—</span>';
		}
		echo '</p>';

echo '<p>';
		// WebP/AVIF info.
		if ( $size_meta && $this->webp_support( true ) && ! empty( $size_meta[ $this->_sys_format . '_saved' ] ) ) {
			$is_avif         = 'avif' === $this->_sys_format;
			$size_meta_saved = $size_meta[ $this->_sys_format . '_saved' ];
			$size_meta_total = $size_meta[ $this->_sys_format . '_total' ];

$percent = ceil( ( $size_meta_saved * 100 ) / max( 1, $size_meta_total ) );

$link = Utility::build_url( Router::ACTION_IMG_OPTM, $this->_sys_format . $post_id );
			$desc = false;

$cls = '';

if ( $this->info( $short_path . '.' . $this->_sys_format, $post_id ) ) {
				$curr_status = esc_html__( '(optm)', 'litespeed-cache' );
				$desc        = $is_avif
					? esc_attr__( 'Currently using optimized version of AVIF file.', 'litespeed-cache' )
					: esc_attr__( 'Currently using optimized version of WebP file.', 'litespeed-cache' );
				$desc       .= '&#10;' . esc_attr__( 'Click to switch to original (unoptimized) version.', 'litespeed-cache' );
			} elseif ( $this->info( $short_path . '.optm.' . $this->_sys_format, $post_id ) ) {
				$cls        .= ' litespeed-warning';
				$curr_status = esc_html__( '(non-optm)', 'litespeed-cache' );
				$desc        = $is_avif
					? esc_attr__( 'Currently using original (unoptimized) version of AVIF file.', 'litespeed-cache' )
					: esc_attr__( 'Currently using original (unoptimized) version of WebP file.', 'litespeed-cache' );
				$desc       .= '&#10;' . esc_attr__( 'Click to switch to optimized version.', 'litespeed-cache' );
			}

echo wp_kses_post(
				GUI::pie_tiny(
					$percent,
					24,
					sprintf(
						$is_avif ? esc_html__( 'AVIF file reduced by %1$s (%2$s)', 'litespeed-cache' ) : esc_html__( 'WebP file reduced by %1$s (%2$s)', 'litespeed-cache' ),
						$percent . '%',
						Utility::real_size( $size_meta_saved )
					),
					'left'
				)
			);
			printf(
				$is_avif ? esc_html__( 'AVIF saved %s', 'litespeed-cache' ) : esc_html__( 'WebP saved %s', 'litespeed-cache' ),
				'<span>' . esc_html( $percent ) . '%</span>'
			);

if ( $desc ) {
				printf(
					' <a href="%1$s" class="litespeed-media-href %2$s" data-balloon-pos="left" data-balloon-break aria-label="%3$s">%4$s</a>',
					esc_url( $link ),
					esc_attr( $cls ),
					wp_kses_post( $desc ),
					esc_html( $curr_status )
				);
			} else {
				printf(
					' <span class="litespeed-desc" data-balloon-pos="left" data-balloon-break aria-label="%1$s&#10;%2$s">%3$s</span>',
					esc_attr__( 'Using optimized version of file. ', 'litespeed-cache' ),
					$is_avif ? esc_attr__( 'No backup of unoptimized AVIF file exists.', 'litespeed-cache' ) : esc_attr__( 'No backup of unoptimized WebP file exists.', 'litespeed-cache' ),
					esc_html__( '(optm)', 'litespeed-cache' )
				);
			}
		} else {
			echo esc_html( $this->next_gen_image_title() ) . '<span class="litespeed-left10">—</span>';
		}

echo '</p>';

// Delete row btn.
		if ( $size_meta ) {
			printf(
				'<div class="row-actions"><span class="delete"><a href="%1$s" class="">%2$s</a></span></div>',
				esc_url( Utility::build_url( Router::ACTION_IMG_OPTM, Img_Optm::TYPE_RESET_ROW, false, null, array( 'id' => $post_id ) ) ),
				esc_html__( 'Restore from backup', 'litespeed-cache' )
			);
			echo '</div>';
		}
	}

/**
	 * Get wp size info.
	 *
	 * NOTE: this is not used because it has to be after admin_init.
	 *
	 * @since 1.6.2
	 * @return array $sizes Data for all currently-registered image sizes.
	 */
	public function get_image_sizes() {
		global $_wp_additional_image_sizes;
		$sizes = [];

foreach ( get_intermediate_image_sizes() as $_size ) {
			if ( in_array( $_size, array( 'thumbnail', 'medium', 'medium_large', 'large' ), true ) ) {
				$sizes[ $_size ]['width']  = get_option( $_size . '_size_w' );
				$sizes[ $_size ]['height'] = get_option( $_size . '_size_h' );
				$sizes[ $_size ]['crop']   = (bool) get_option( $_size . '_crop' );
			} elseif ( isset( $_wp_additional_image_sizes[ $_size ] ) ) {
				$sizes[ $_size ] = array(
					'width'  => $_wp_additional_image_sizes[ $_size ]['width'],
					'height' => $_wp_additional_image_sizes[ $_size ]['height'],
					'crop'   => $_wp_additional_image_sizes[ $_size ]['crop'],
				);
			}
		}

return $sizes;
	}

/**
	 * Exclude role from optimization filter.
	 *
	 * @since  1.6.2
	 * @access public
	 *
	 * @param bool $sys_level Return system-level format if true.
	 * @return string Next-gen format name or empty string.
	 */
	public function webp_support( $sys_level = false ) {
		if ( $sys_level ) {
			return $this->_sys_format;
		}
		return $this->_format; // User level next gen support.
	}

/**
	 * Detect if browser supports next-gen format.
	 *
	 * @return bool
	 */
	private function _browser_support_next_gen() {
		$accept = isset( $_SERVER['HTTP_ACCEPT'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_ACCEPT'] ) ) : '';
		if ( $accept ) {
			if ( false !== strpos( $accept, 'image/' . $this->_sys_format ) ) {
				return true;
			}
		}

$ua = isset( $_SERVER['HTTP_USER_AGENT'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) : '';
		if ( $ua ) {
			$user_agents = array( 'chrome-lighthouse', 'googlebot', 'page speed' );
			foreach ( $user_agents as $user_agent ) {
				if ( false !== stripos( $ua, $user_agent ) ) {
					return true;
				}
			}

if ( preg_match( '/iPhone OS (\d+)_/i', $ua, $matches ) ) {
				if ( $matches[1] >= 14 ) {
					return true;
				}
			}

if ( preg_match( '/Firefox\/(\d+)/i', $ua, $matches ) ) {
				if ( $matches[1] >= 65 ) {
					return true;
				}
			}
		}

return false;
	}

/**
	 * Get next gen image title.
	 *
	 * @since 7.0
	 * @return string
	 */
	public function next_gen_image_title() {
		$next_gen_img = 'WebP';
		if ( 2 === $this->conf( Base::O_IMG_OPTM_WEBP ) ) {
			$next_gen_img = 'AVIF';
		}
		return $next_gen_img;
	}

/**
	 * Run lazy load process.
	 * NOTE: As this is after cache finalized, can NOT set any cache control anymore.
	 *
	 * Only do for main page. Do NOT do for esi or dynamic content.
	 *
	 * @since  1.4
	 * @access public
	 *
	 * @param string $content Final buffer.
	 * @return string The buffer.
	 */
	public function finalize( $content ) {
		if ( defined( 'LITESPEED_NO_LAZY' ) ) {
			self::debug2( 'bypass: NO_LAZY const' );
			return $content;
		}

if ( ! defined( 'LITESPEED_IS_HTML' ) ) {
			self::debug2( 'bypass: Not frontend HTML type' );
			return $content;
		}

if ( ! Control::is_cacheable() ) {
			self::debug( 'bypass: Not cacheable' );
			return $content;
		}

self::debug( 'finalize' );

$this->content = $content;
		$this->_finalize();
		return $this->content;
	}

/**
	 * Run lazyload replacement for images in buffer.
	 *
	 * @since  1.4
	 * @access private
	 * @return void
	 */
	private function _finalize() {
		/**
		 * Use webp for optimized images.
		 *
		 * @since 1.6.2
		 */
		if ( $this->webp_support() ) {
			$this->content = $this->_replace_buffer_img_webp( $this->content );
		}

/**
		 * Check if URI is excluded.
		 *
		 * @since 3.0
		 */
		$excludes = $this->conf( Base::O_MEDIA_LAZY_URI_EXC );
		if ( ! defined( 'LITESPEED_GUEST_OPTM' ) ) {
			$request_uri = isset( $_SERVER['REQUEST_URI'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '';
			$result      = $request_uri ? Utility::str_hit_array( $request_uri, $excludes ) : false;
			if ( $result ) {
				self::debug( 'bypass lazyload: hit URI Excludes setting: ' . $result );
				return;
			}
		}

$cfg_lazy          = ( defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_MEDIA_LAZY ) ) && ! $this->cls( 'Metabox' )->setting( 'litespeed_no_image_lazy' );
		$cfg_iframe_lazy   = defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_MEDIA_IFRAME_LAZY );
		$cfg_js_delay      = defined( 'LITESPEED_GUEST_OPTM' ) || 2 === $this->conf( Base::O_OPTM_JS_DEFER );
		$cfg_trim_noscript = defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_OPTM_NOSCRIPT_RM );
		$cfg_vpi           = defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_MEDIA_VPI );

// Preload VPI.
		if ( $cfg_vpi ) {
			$this->_parse_img_for_preload();
		}

if ( $cfg_lazy ) {
			if ( $cfg_vpi ) {
				add_filter( 'litespeed_media_lazy_img_excludes', array( $this->cls( 'Metabox' ), 'lazy_img_excludes' ) );
			}
			list( $src_list, $html_list, $placeholder_list ) = $this->_parse_img();
			$html_list_ori                                   = $html_list;
		} else {
			self::debug( 'lazyload disabled' );
		}

// image lazy load.
		if ( $cfg_lazy ) {
			$__placeholder = Placeholder::cls();

foreach ( $html_list as $k => $v ) {
				$size = $placeholder_list[ $k ];
				$src  = $src_list[ $k ];

$html_list[ $k ] = $__placeholder->replace( $v, $src, $size );
			}
		}

if ( $cfg_lazy ) {
			$this->content = str_replace( $html_list_ori, $html_list, $this->content );
		}

// iframe lazy load.
		if ( $cfg_iframe_lazy ) {
			$html_list     = $this->_parse_iframe();
			$html_list_ori = $html_list;

foreach ( $html_list as $k => $v ) {
				$snippet = $cfg_trim_noscript ? '' : '<noscript>' . $v . '</noscript>';
				if ( $cfg_js_delay ) {
					$v = str_replace( ' src=', ' data-litespeed-src=', $v );
				} else {
					$v = str_replace( ' src=', ' data-src=', $v );
				}
				$v       = str_replace( '<iframe ', '<iframe data-lazyloaded="1" src="about:blank" ', $v );
				$snippet = $v . $snippet;

$html_list[ $k ] = $snippet;
			}

$this->content = str_replace( $html_list_ori, $html_list, $this->content );
		}

// Include lazyload lib js and init lazyload.
		if ( $cfg_lazy || $cfg_iframe_lazy ) {
			$lazy_lib = '<script data-no-optimize="1">window.lazyLoadOptions=Object.assign({},{threshold:' . apply_filters( 'litespeed_lazyload_threshold', 300 ) . '},window.lazyLoadOptions||{});' . File::read( LSCWP_DIR . self::LIB_FILE_IMG_LAZYLOAD ) . '</script>';
			if ( $cfg_js_delay ) {
				// Load JS delay lib.
				if ( ! defined( 'LITESPEED_JS_DELAY_LIB_LOADED' ) ) {
					define( 'LITESPEED_JS_DELAY_LIB_LOADED', true );
					$lazy_lib .= '<script data-no-optimize="1">' . File::read( LSCWP_DIR . Optimize::LIB_FILE_JS_DELAY ) . '</script>';
				}
			}

$this->content = str_replace( '</body>', $lazy_lib . '</body>', $this->content );
		}
	}

/**
	 * Parse img src for VPI preload only.
	 * Note: Didn't reuse the _parse_img() because it contains replacement logic which is not needed for preload.
	 *
	 * @since 6.2
	 * @since 7.6 - Added attributes fetchpriority="high" and decode="sync" for VPI images.
	 * @return void
	 */
	private function _parse_img_for_preload() {
		// Load VPI setting.
		$is_mobile = $this->_separate_mobile();
		$vpi_files = $this->cls( 'Metabox' )->setting( $is_mobile ? VPI::POST_META_MOBILE : VPI::POST_META );
		if ( $vpi_files ) {
			$vpi_files = Utility::sanitize_lines( $vpi_files, 'basename' );
		}
		if ( ! $vpi_files ) {
			return;
		}
		if ( ! $this->content ) {
			return;
		}

$content = preg_replace( array( '##sU', '#<noscript([^>]*)>.*</noscript>#isU' ), '', $this->content );
		if ( ! $content ) {
			return;
		}

$vpi_fp_search  = [];
		$vpi_fp_replace = [];
		preg_match_all('#<img\s+([^>]+)/?>#isU', $content, $matches, PREG_SET_ORDER);
		foreach ($matches as $match) {
			$attrs = Utility::parse_attr($match[1]);

if ( empty( $attrs['src'] ) ) {
				continue;
			}

if ( false !== strpos( $attrs['src'], 'base64' ) || 0 === strpos( $attrs['src'], 'data:' ) ) {
				self::debug2( 'lazyload bypassed base64 img' );
				continue;
			}

if ( false !== strpos( $attrs['src'], '{' ) ) {
				self::debug2( 'image src has {} ' . $attrs['src'] );
				continue;
			}

// If the src contains VPI filename, then preload it.
			if ( ! Utility::str_hit_array( $attrs['src'], $vpi_files ) ) {
				continue;
			}

self::debug2( 'VPI preload found and matched: ' . $attrs['src'] );

$this->_vpi_preload_list[] = $attrs['src'];

// Add attributes fetchpriority="high" and decode="sync"
			// after WP 6.3.0 use: wp_img_tag_add_loading_optimization_attrs().
			$new_html                 = [];
			$attrs[ 'fetchpriority' ] = 'high';
			$attrs[ 'decoding' ]      = 'sync';
			// create html with new attributes.
			foreach ( $attrs as $k => $attr ) {
				$new_html[] = $k . '="' . $attr . '"';
			}

if ( $new_html ) {
				$vpi_fp_search[]  = $match[1];
				$vpi_fp_replace[] = implode( ' ', $new_html);
			}
		}

// if VPI fetchpriority changes, do the replacement
		if ( $vpi_fp_search && $vpi_fp_replace ) {
			$this->content = str_replace( $vpi_fp_search, $vpi_fp_replace, $this->content );
		}
		unset( $vpi_fp_search );
		unset( $vpi_fp_replace );
	}

/**
	 * Parse img src.
	 *
	 * @since  1.4
	 * @access private
	 * @return array{0:array,1:array,2:array}  All the src & related raw html list with placeholders.
	 */
	private function _parse_img() {
		/**
		 * Exclude list.
		 *
		 * @since 1.5
		 * @since 2.7.1 Changed to array.
		 */
		$excludes = apply_filters( 'litespeed_media_lazy_img_excludes', $this->conf( Base::O_MEDIA_LAZY_EXC ) );

$cls_excludes   = apply_filters( 'litespeed_media_lazy_img_cls_excludes', $this->conf( Base::O_MEDIA_LAZY_CLS_EXC ) );
		$cls_excludes[] = 'skip-lazy'; // https://core.trac.wordpress.org/ticket/44427

$src_list         = [];
		$html_list        = [];
		$placeholder_list = [];

$content = preg_replace(
			array(
				'##sU',
				'#<noscript([^>]*)>.*</noscript>#isU',
				'#<script([^>]*)>.*</script>#isU', // Remove script to avoid false matches and warnings, when image size detection is turned ON.
			),
			'',
			$this->content
		);
		/**
		 * Exclude parent classes.
		 *
		 * @since 3.0
		 */
		$parent_cls_exc = apply_filters( 'litespeed_media_lazy_img_parent_cls_excludes', $this->conf( Base::O_MEDIA_LAZY_PARENT_CLS_EXC ) );
		if ( $parent_cls_exc ) {
			self::debug2( 'Lazyload Class excludes', $parent_cls_exc );
			foreach ( $parent_cls_exc as $v ) {
				$content = preg_replace('#<(\w+) [^>]*class=(\'|")[^\'"]*' . preg_quote($v, '#') . '[^\'"]*\2[^>]*>.*</\1>#sU', '', $content);
			}
		}

preg_match_all( '#<img\s+([^>]+)/?>#isU', $content, $matches, PREG_SET_ORDER );
		foreach ( $matches as $match ) {
			$attrs = Utility::parse_attr( $match[1] );

if ( empty( $attrs['src'] ) ) {
				continue;
			}

/**
			 * Add src validation to bypass base64 img src.
			 *
			 * @since 1.6
			 */
			if ( false !== strpos( $attrs['src'], 'base64' ) || 0 === strpos( $attrs['src'], 'data:' ) ) {
				self::debug2( 'lazyload bypassed base64 img' );
				continue;
			}

self::debug2( 'lazyload found: ' . $attrs['src'] );

if (
				! empty( $attrs['data-no-lazy'] ) ||
				! empty( $attrs['data-skip-lazy'] ) ||
				! empty( $attrs['data-lazyloaded'] ) ||
				! empty( $attrs['data-src'] ) ||
				! empty( $attrs['data-srcset'] )
			) {
				self::debug2( 'bypassed' );
				continue;
			}

$hit = ! empty( $attrs['class'] ) ? Utility::str_hit_array( $attrs['class'], $cls_excludes ) : false;
			if ( $hit ) {
				self::debug2( 'lazyload image cls excludes [hit] ' . $hit );
				continue;
			}

/**
			 * Exclude from lazyload by setting.
			 *
			 * @since 1.5
			 */
			if ( $excludes && Utility::str_hit_array( $attrs['src'], $excludes ) ) {
				self::debug2( 'lazyload image exclude ' . $attrs['src'] );
				continue;
			}

/**
			 * Excludes invalid image src from buddypress avatar crop.
			 *
			 * @see https://wordpress.org/support/topic/lazy-load-breaking-buddypress-upload-avatar-feature
			 * @since 3.0
			 */
			if ( false !== strpos( $attrs['src'], '{' ) ) {
				self::debug2( 'image src has {} ' . $attrs['src'] );
				continue;
			}

// to avoid multiple replacement.
			if ( in_array( $match[0], $html_list, true ) ) {
				continue;
			}

// Add missing dimensions.
			if ( defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_MEDIA_ADD_MISSING_SIZES ) ) {
				if ( ! apply_filters( 'litespeed_media_add_missing_sizes', true ) ) {
					self::debug2( 'add_missing_sizes bypassed via litespeed_media_add_missing_sizes filter' );
				} elseif ( empty( $attrs['width'] ) || 'auto' === $attrs['width'] || empty( $attrs['height'] ) || 'auto' === $attrs['height'] ) {
					self::debug( '⚠️ Missing sizes for image [src] ' . $attrs['src'] );
					$dimensions = $this->_detect_dimensions( $attrs['src'] );
					if ( $dimensions ) {
						$ori_width  = $dimensions[0];
						$ori_height = $dimensions[1];
						// Calculate height based on width.
						if ( ! empty( $attrs['width'] ) && 'auto' !== $attrs['width'] ) {
							$ori_height = (int) ( ( $ori_height * (int) $attrs['width'] ) / max( 1, $ori_width ) );
						} elseif ( ! empty( $attrs['height'] ) && 'auto' !== $attrs['height'] ) {
							$ori_width = (int) ( ( $ori_width * (int) $attrs['height'] ) / max( 1, $ori_height ) );
						}

$attrs['width']  = $ori_width;
						$attrs['height'] = $ori_height;
						$new_html        = preg_replace( '#\s+(width|height)=(["\'])[^\2]*?\2#', '', $match[0] );
						$new_html        = preg_replace(
							'#<img\s+#i',
							'<img width="' . Str::trim_quotes( $attrs['width'] ) . '" height="' . Str::trim_quotes( $attrs['height'] ) . '" ',
							$new_html
						);
						self::debug( 'Add missing sizes ' . $attrs['width'] . 'x' . $attrs['height'] . ' to ' . $attrs['src'] );
						$this->content = str_replace( $match[0], $new_html, $this->content );
						$match[0]      = $new_html;
					}
				}
			}

$placeholder = false;
			if ( ! empty( $attrs['width'] ) && 'auto' !== $attrs['width'] && ! empty( $attrs['height'] ) && 'auto' !== $attrs['height'] ) {
				$placeholder = (int) $attrs['width'] . 'x' . (int) $attrs['height'];
			}

$src_list[]         = $attrs['src'];
			$html_list[]        = $match[0];
			$placeholder_list[] = $placeholder;
		}

return array( $src_list, $html_list, $placeholder_list );
	}

/**
	 * Detect the original sizes.
	 *
	 * @since 4.0
	 *
	 * @param string $src Source URL/path.
	 * @return array|false getimagesize array or false.
	 */
	private function _detect_dimensions( $src ) {
		$pathinfo = Utility::is_internal_file( $src );
		if ( $pathinfo ) {
			$src = $pathinfo[0];
		} elseif ( apply_filters( 'litespeed_media_ignore_remote_missing_sizes', false ) ) {
			return false;
		}

if ( 0 === strpos( $src, '//' ) ) {
			$src = 'https:' . $src;
		}

try {
			$sizes = getimagesize( $src );
		} catch ( \Exception $e ) {
			return false;
		}

if ( ! empty( $sizes[0] ) && ! empty( $sizes[1] ) ) {
			return $sizes;
		}

return false;
	}

/**
	 * Parse iframe src.
	 *
	 * @since  1.4
	 * @access private
	 * @return array All the related raw html list (full <iframe> tags).
	 */
	private function _parse_iframe() {
		$cls_excludes   = apply_filters( 'litespeed_media_iframe_lazy_cls_excludes', $this->conf( Base::O_MEDIA_IFRAME_LAZY_CLS_EXC ) );
		$cls_excludes[] = 'skip-lazy'; // https://core.trac.wordpress.org/ticket/44427

$html_list = [];

$content = preg_replace( '##sU', '', $this->content );

/**
		 * Exclude parent classes.
		 *
		 * @since 3.0
		 */
		$parent_cls_exc = apply_filters( 'litespeed_media_iframe_lazy_parent_cls_excludes', $this->conf( Base::O_MEDIA_IFRAME_LAZY_PARENT_CLS_EXC ) );
		if ( $parent_cls_exc ) {
			self::debug2( 'Iframe Lazyload Class excludes', $parent_cls_exc );
			foreach ( $parent_cls_exc as $v ) {
				$content = preg_replace('#<(\w+) [^>]*class=(\'|")[^\'"]*' . preg_quote($v, '#') . '[^\'"]*\2[^>]*>.*</\1>#sU', '', $content);
			}
		}

preg_match_all( '#<iframe \s*([^>]+)></iframe>#isU', $content, $matches, PREG_SET_ORDER );
		foreach ( $matches as $match ) {
			$attrs = Utility::parse_attr( $match[1] );

if ( empty( $attrs['src'] ) ) {
				continue;
			}

self::debug2( 'found iframe: ' . $attrs['src'] );

if ( ! empty( $attrs['data-no-lazy'] ) || ! empty( $attrs['data-skip-lazy'] ) || ! empty( $attrs['data-lazyloaded'] ) || ! empty( $attrs['data-src'] ) ) {
				self::debug2( 'bypassed' );
				continue;
			}

$hit = ! empty( $attrs['class'] ) ? Utility::str_hit_array( $attrs['class'], $cls_excludes ) : false;
			if ( $hit ) {
				self::debug2( 'iframe lazyload cls excludes [hit] ' . $hit );
				continue;
			}

if ( apply_filters( 'litespeed_iframe_lazyload_exc', false, $attrs['src'] ) ) {
				self::debug2( 'bypassed by filter' );
				continue;
			}

// to avoid multiple replacement.
			if ( in_array( $match[0], $html_list, true ) ) {
				continue;
			}

$html_list[] = $match[0];
		}

return $html_list;
	}

/**
	 * Replace image src to webp/avif in buffer.
	 *
	 * @since  1.6.2
	 * @access private
	 *
	 * @param string $content HTML content.
	 * @return string Modified content.
	 */
	private function _replace_buffer_img_webp( $content ) {
		/**
		 * Added custom element & attribute support.
		 *
		 * @since 2.2.2
		 */
		$webp_ele_to_check = $this->conf( Base::O_IMG_OPTM_WEBP_ATTR );

foreach ( $webp_ele_to_check as $v ) {
			if ( ! $v || false === strpos( $v, '.' ) ) {
				self::debug2( 'buffer_webp no . attribute ' . $v );
				continue;
			}

self::debug2( 'buffer_webp attribute ' . $v );

$v    = explode( '.', $v );
			$attr = preg_quote( $v[1], '#' );
			if ( $v[0] ) {
				$pattern = '#<' . preg_quote( $v[0], '#' ) . '([^>]+)' . $attr . '=([\'"])(.+)\2#iU';
			} else {
				$pattern = '# ' . $attr . '=([\'"])(.+)\1#iU';
			}

preg_match_all( $pattern, $content, $matches );

foreach ( $matches[ $v[0] ? 3 : 2 ] as $k2 => $url ) {
				// Check if is a DATA-URI.
				if ( false !== strpos( $url, 'data:image' ) ) {
					continue;
				}

$url2 = $this->replace_webp( $url );
				if ( ! $url2 ) {
					continue;
				}

if ( $v[0] ) {
					$html_snippet = sprintf( '<' . $v[0] . '%1$s' . $v[1] . '=%2$s', $matches[1][ $k2 ], $matches[2][ $k2 ] . $url2 . $matches[2][ $k2 ] );
				} else {
					$html_snippet = sprintf( ' ' . $v[1] . '=%1$s', $matches[1][ $k2 ] . $url2 . $matches[1][ $k2 ] );
				}

$content = str_replace( $matches[0][ $k2 ], $html_snippet, $content );
			}
		}

// parse srcset.
		// todo: should apply this to cdn too.
		if ( ( defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_IMG_OPTM_WEBP_REPLACE_SRCSET ) ) && $this->webp_support() ) {
			$content = Utility::srcset_replace( $content, array( $this, 'replace_webp' ) );
		}

// Replace background-image.
		if ( ( defined( 'LITESPEED_GUEST_OPTM' ) || $this->conf( Base::O_IMG_OPTM_WEBP ) ) && $this->webp_support() ) {
			$content = $this->replace_background_webp( $content );
		}

return $content;
	}

/**
	 * Replace background image in inline styles and JSON blobs.
	 *
	 * @since 4.0
	 *
	 * @param string $content HTML content.
	 * @return string Modified content.
	 */
	public function replace_background_webp( $content ) {
		self::debug2( 'Start replacing background WebP/AVIF.' );

// Handle Elementor's data-settings JSON encoded background-images.
		$content = $this->replace_urls_in_json( $content );

preg_match_all( '#url$([^)]+)$#iU', $content, $matches );
		foreach ( $matches[1] as $k => $url ) {
			// Check if is a DATA-URI.
			if ( false !== strpos( $url, 'data:image' ) ) {
				continue;
			}

/**
			 * Support quotes in src `background-image: url('src')`.
			 *
			 * @since 2.9.3
			 */
			$url = trim( $url, '\'"' );

// Fix Elementor's Slideshow unusual background images like  style="background-image: url(&quot;https://xxxx.png&quot;);"
			if ( 0 === strpos( $url, '&quot;' ) && '&quot;' === substr( $url, -6 ) ) {
				$url = substr( $url, 6, -6 );
			}

$url2 = $this->replace_webp( $url );
			if ( ! $url2 ) {
				continue;
			}

$html_snippet = str_replace( $url, $url2, $matches[0][ $k ] );
			$content      = str_replace( $matches[0][ $k ], $html_snippet, $content );
		}

return $content;
	}

/**
	 * Replace images in json data settings attributes.
	 *
	 * @since 6.2
	 *
	 * @param string $content HTML content to scan and modify.
	 * @return string Modified content with replaced URLs inside JSON attributes.
	 */
	public function replace_urls_in_json( $content ) {
		$pattern      = '/data-settings="(.*?)"/i';
		$parent_class = $this;

preg_match_all( $pattern, $content, $matches, PREG_SET_ORDER );

foreach ( $matches as $match ) {
			// Check if the string contains HTML entities.
			$is_encoded = preg_match( '/&quot;|&lt;|&gt;|&amp;|&apos;/', $match[1] );

// Decode HTML entities in the JSON string.
			$json_string = html_entity_decode( $match[1] );

$json_data = \json_decode( $json_string, true );

if ( JSON_ERROR_NONE === json_last_error() && is_array( $json_data ) ) {
				$did_webp_replace = false;

array_walk_recursive(
					$json_data,
                    /**
                     * Replace URLs in JSON data recursively.
                     *
                     * @param mixed  $item Value (modified in place).
                     * @param string $key  Array key.
                     */
					function ( &$item, $key ) use ( &$did_webp_replace, $parent_class ) {
						if ( 'url' === $key ) {
							$item_image = $parent_class->replace_webp( $item );
							if ( $item_image ) {
								$item             = $item_image;
								$did_webp_replace = true;
							}
						}
					}
				);

if ( $did_webp_replace ) {
					// Re-encode the modified array back to a JSON string.
					$new_json_string = wp_json_encode( $json_data );

// Re-encode the JSON string to HTML entities only if it was originally encoded.
					if ( $is_encoded ) {
						$new_json_string = htmlspecialchars( $new_json_string, ENT_QUOTES | 0 ); // ENT_HTML401 for PHP>=5.4.
					}

// Replace the old JSON string in the content with the new, modified JSON string.
					$content = str_replace( $match[1], $new_json_string, $content );
				}
			}
		}

return $content;
	}

/**
	 * Replace internal image src to webp or avif.
	 *
	 * @since  1.6.2
	 * @access public
	 *
	 * @param string $url Image URL.
	 * @return string|false Replaced URL or false if not applicable.
	 */
	public function replace_webp( $url ) {
		if ( ! $this->webp_support() ) {
			self::debug2( 'No next generation format chosen in setting, bypassed' );
			return false;
		}
		self::debug2( $this->_sys_format . ' replacing: ' . substr( $url, 0, 200 ) );

if ( substr( $url, -5 ) === '.' . $this->_sys_format ) {
			self::debug2( 'already ' . $this->_sys_format );
			return false;
		}

/**
		 * WebP/AVIF API hook.
		 * NOTE: As $url may contain query strings, check filters which may parse_url before appending format.
		 *
		 * @since  2.9.5
		 * @see  #751737 - API docs for WebP generation
		 */
		$ori_check = apply_filters( 'litespeed_media_check_ori', Utility::is_internal_file( $url ), $url );
		if ( $ori_check ) {
			// check if has webp/avif file.
			$has_next = apply_filters( 'litespeed_media_check_webp', Utility::is_internal_file( $url, $this->_sys_format ), $url );
			if ( $has_next ) {
				$url .= '.' . $this->_sys_format;
			} else {
				self::debug2( '-no WebP or AVIF file, bypassed' );
				return false;
			}
		} else {
			self::debug2( '-no file, bypassed' );
			return false;
		}

self::debug2( '- replaced to: ' . $url );

return $url;
	}

/**
	 * Hook to wp_get_attachment_image_src.
	 *
	 * @since  1.6.2
	 * @access public
	 *
	 * @param  array $img The URL, width, height array.
	 * @return array
	 */
	public function webp_attach_img_src( $img ) {
		self::debug2( 'changing attach src: ' . $img[0] );
		$url = $img ? $this->replace_webp( $img[0] ) : false;
		if ( $url ) {
			$img[0] = $url;
		}
		return $img;
	}

/**
	 * Try to replace img url.
	 *
	 * @since  1.6.2
	 * @access public
	 *
	 * @param  string $url Image URL.
	 * @return string
	 */
	public function webp_url( $url ) {
		$url2 = $url ? $this->replace_webp( $url ) : false;
		if ( $url2 ) {
			$url = $url2;
		}
		return $url;
	}

/**
	 * Hook to replace WP responsive images.
	 *
	 * @since  1.6.2
	 * @access public
	 *
	 * @param  array $srcs Srcset array.
	 * @return array
	 */
	public function webp_srcset( $srcs ) {
		if ( $srcs ) {
			foreach ( $srcs as $w => $data ) {
				$url = $this->replace_webp( $data['url'] );
				if ( ! $url ) {
					continue;
				}
				$srcs[ $w ]['url'] = $url;
			}
		}
		return $srcs;
	}
}

Nama File / Folder	Size	Action
cdn	--	NONE
data_structure	--	NONE
activation.cls.php	17.437KB	Edit File Delete File Rename
admin-display.cls.php	48.119KB	Edit File Delete File Rename
admin-settings.cls.php	11.116KB	Edit File Delete File Rename
admin.cls.php	5.046KB	Edit File Delete File Rename
api.cls.php	10.437KB	Edit File Delete File Rename
avatar.cls.php	8.682KB	Edit File Delete File Rename
base.cls.php	34.58KB	Edit File Delete File Rename
cdn.cls.php	15.918KB	Edit File Delete File Rename
cloud.cls.php	65.796KB	Edit File Delete File Rename
conf.cls.php	19.53KB	Edit File Delete File Rename
control.cls.php	24.349KB	Edit File Delete File Rename
core.cls.php	21.015KB	Edit File Delete File Rename
crawler-map.cls.php	19.428KB	Edit File Delete File Rename
crawler.cls.php	42.195KB	Edit File Delete File Rename
css.cls.php	15.271KB	Edit File Delete File Rename
data.cls.php	16.49KB	Edit File Delete File Rename
data.upgrade.func.php	3.073KB	Edit File Delete File Rename
db-optm.cls.php	10.341KB	Edit File Delete File Rename
debug2.cls.php	14.17KB	Edit File Delete File Rename
doc.cls.php	4.066KB	Edit File Delete File Rename
error.cls.php	7.383KB	Edit File Delete File Rename
esi.cls.php	27.182KB	Edit File Delete File Rename
file.cls.php	10.569KB	Edit File Delete File Rename
gui.cls.php	36.503KB	Edit File Delete File Rename
health.cls.php	2.831KB	Edit File Delete File Rename
htaccess.cls.php	24.002KB	Edit File Delete File Rename
img-optm.cls.php	65.13KB	Edit File Delete File Rename
import.cls.php	4.292KB	Edit File Delete File Rename
import.preset.cls.php	5.501KB	Edit File Delete File Rename
lang.cls.php	15.06KB	Edit File Delete File Rename
localization.cls.php	3.439KB	Edit File Delete File Rename
media.cls.php	40.368KB	Edit File Delete File Rename
metabox.cls.php	5.316KB	Edit File Delete File Rename
object-cache-wp.cls.php	24.667KB	Edit File Delete File Rename
object-cache.cls.php	20.301KB	Edit File Delete File Rename
object.lib.php	13.31KB	Edit File Delete File Rename
optimize.cls.php	38.663KB	Edit File Delete File Rename
optimizer.cls.php	9.414KB	Edit File Delete File Rename
placeholder.cls.php	14.187KB	Edit File Delete File Rename
purge.cls.php	33.95KB	Edit File Delete File Rename
report.cls.php	6.119KB	Edit File Delete File Rename
rest.cls.php	8.637KB	Edit File Delete File Rename
root.cls.php	13.987KB	Edit File Delete File Rename
router.cls.php	20.568KB	Edit File Delete File Rename
str.cls.php	3.15KB	Edit File Delete File Rename
tag.cls.php	9.259KB	Edit File Delete File Rename
task.cls.php	6.132KB	Edit File Delete File Rename
tool.cls.php	4.217KB	Edit File Delete File Rename
ucss.cls.php	14.374KB	Edit File Delete File Rename
utility.cls.php	21.763KB	Edit File Delete File Rename
vary.cls.php	20.201KB	Edit File Delete File Rename
vpi.cls.php	9.363KB	Edit File Delete File Rename