shell bypass 403
<?php
/**
* Duotone block support flag.
*
* Parts of this source were derived and modified from TinyColor,
* released under the MIT license.
*
* https://github.com/bgrins/TinyColor
*
* Copyright (c), Brian Grinstead, http://briangrinstead.com
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* @package WordPress
* @since 5.8.0
*/
// Register the block support.
WP_Block_Supports::get_instance()->register(
'duotone',
array(
'register_attribute' => array( 'WP_Duotone', 'register_duotone_support' ),
)
);
// Add classnames to blocks using duotone support.
add_filter( 'render_block', array( 'WP_Duotone', 'render_duotone_support' ), 10, 3 );
add_filter( 'render_block_core/image', array( 'WP_Duotone', 'restore_image_outer_container' ), 10, 1 );
// Enqueue styles.
// Block styles (core-block-supports-inline-css) before the style engine (wp_enqueue_stored_styles).
// Global styles (global-styles-inline-css) after the other global styles (wp_enqueue_global_styles).
add_action( 'wp_enqueue_scripts', array( 'WP_Duotone', 'output_block_styles' ), 9 );
add_action( 'wp_enqueue_scripts', array( 'WP_Duotone', 'output_global_styles' ), 11 );
// Add SVG filters to the footer. Also, for classic themes, output block styles (core-block-supports-inline-css).
add_action( 'wp_footer', array( 'WP_Duotone', 'output_footer_assets' ), 10 );
// Add styles and SVGs for use in the editor via the EditorStyles component.
add_filter( 'block_editor_settings_all', array( 'WP_Duotone', 'add_editor_settings' ), 10 );
// Migrate the old experimental duotone support flag.
add_filter( 'block_type_metadata_settings', array( 'WP_Duotone', 'migrate_experimental_duotone_support_flag' ), 10, 2 );