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filter is not described

wp_kses_allowed_html filter-hook . WP 3.5.0

Filters HTML elements allowed for a given context.

Usage

add_filter( 'wp_kses_allowed_html', 'filter_function_name_3858', 10, 2 );
function filter_function_name_3858( $context, $context_type ){
	// filter...

	return $context;
}
$context(array)
Context to judge allowed tags by.
$context_type(string)
Context type (explicit).

Where the hook is called

wp_kses_allowed_html()
wp-includes/kses.php 630
return apply_filters( 'wp_kses_allowed_html', $context, 'explicit' );
wp-includes/kses.php 636
$tags = apply_filters( 'wp_kses_allowed_html', $allowedposttags, $context );
wp-includes/kses.php 653
$tags = apply_filters( 'wp_kses_allowed_html', $tags, $context );
wp-includes/kses.php 663
return apply_filters( 'wp_kses_allowed_html', $tags, $context );
wp-includes/kses.php 667
return apply_filters( 'wp_kses_allowed_html', array(), $context );
wp-includes/kses.php 671
return apply_filters( 'wp_kses_allowed_html', $allowedentitynames, $context);
wp-includes/kses.php 676
return apply_filters( 'wp_kses_allowed_html', $allowedtags, $context );

Where the hook is used (in WP core)

wp-includes/class-wp-customize-widgets.php 1583
add_filter( 'wp_kses_allowed_html', array( $this, 'filter_wp_kses_allowed_data_attributes' ) );