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<?php |
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/** |
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* Aria label block support flag. |
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* |
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* @package gutenberg |
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*/ |
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|
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/** |
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* Registers the aria-label block attribute for block types that support it. |
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* |
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* @param WP_Block_Type $block_type Block Type. |
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*/ |
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function gutenberg_register_aria_label_support( $block_type ) { |
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$has_aria_label_support = block_has_support( $block_type, array( 'ariaLabel' ), false ); |
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|
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if ( ! $has_aria_label_support ) { |
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return; |
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} |
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|
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if ( ! $block_type->attributes ) { |
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$block_type->attributes = array(); |
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} |
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|
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if ( ! array_key_exists( 'ariaLabel', $block_type->attributes ) ) { |
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$block_type->attributes['ariaLabel'] = array( |
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'type' => 'string', |
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); |
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} |
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} |
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|
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/** |
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* Add the aria-label to the output. |
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* |
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* @param WP_Block_Type $block_type Block Type. |
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* @param array $block_attributes Block attributes. |
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* |
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* @return array Block aria-label. |
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*/ |
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function gutenberg_apply_aria_label_support( $block_type, $block_attributes ) { |
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if ( ! $block_attributes ) { |
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return array(); |
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} |
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|
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$has_aria_label_support = block_has_support( $block_type, array( 'ariaLabel' ), false ); |
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if ( |
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! $has_aria_label_support || |
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wp_should_skip_block_supports_serialization( $block_type, 'ariaLabel' ) |
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) { |
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return array(); |
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} |
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|
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$has_aria_label = array_key_exists( 'ariaLabel', $block_attributes ); |
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if ( ! $has_aria_label ) { |
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return array(); |
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} |
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return array( 'aria-label' => $block_attributes['ariaLabel'] ); |
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} |
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|
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// Register the block support. |
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WP_Block_Supports::get_instance()->register( |
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'aria-label', |
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array( |
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'register_attribute' => 'gutenberg_register_aria_label_support', |
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'apply' => 'gutenberg_apply_aria_label_support', |
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) |
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); |
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|
