| 1 |
<?php |
| 2 |
/** |
| 3 |
* Dimensions block support flag. |
| 4 |
* |
| 5 |
* This does not include the `spacing` block support even though that visually |
| 6 |
* appears under the "Dimensions" panel in the editor. It remains in its |
| 7 |
* original `spacing.php` file for compatibility with core. |
| 8 |
* |
| 9 |
* @package gutenberg |
| 10 |
*/ |
| 11 |
|
| 12 |
/** |
| 13 |
* Registers the style block attribute for block types that support it. |
| 14 |
* |
| 15 |
* @param WP_Block_Type $block_type Block Type. |
| 16 |
*/ |
| 17 |
function gutenberg_register_dimensions_support( $block_type ) { |
| 18 |
// Setup attributes and styles within that if needed. |
| 19 |
if ( ! $block_type->attributes ) { |
| 20 |
$block_type->attributes = array(); |
| 21 |
} |
| 22 |
|
| 23 |
// Check for existing style attribute definition e.g. from block.json. |
| 24 |
if ( array_key_exists( 'style', $block_type->attributes ) ) { |
| 25 |
return; |
| 26 |
} |
| 27 |
|
| 28 |
$has_dimensions_support = block_has_support( $block_type, array( 'dimensions' ), false ); |
| 29 |
|
| 30 |
if ( $has_dimensions_support ) { |
| 31 |
$block_type->attributes['style'] = array( |
| 32 |
'type' => 'object', |
| 33 |
); |
| 34 |
} |
| 35 |
} |
| 36 |
|
| 37 |
/** |
| 38 |
* Add CSS classes for block dimensions to the incoming attributes array. |
| 39 |
* This will be applied to the block markup in the front-end. |
| 40 |
* |
| 41 |
* @param WP_Block_Type $block_type Block Type. |
| 42 |
* @param array $block_attributes Block attributes. |
| 43 |
* |
| 44 |
* @return array Block dimensions CSS classes and inline styles. |
| 45 |
*/ |
| 46 |
function gutenberg_apply_dimensions_support( $block_type, $block_attributes ) { |
| 47 |
$attributes = array(); |
| 48 |
|
| 49 |
if ( wp_should_skip_block_supports_serialization( $block_type, 'dimensions' ) ) { |
| 50 |
return $attributes; |
| 51 |
} |
| 52 |
|
| 53 |
$block_styles = $block_attributes['style'] ?? null; |
| 54 |
|
| 55 |
if ( ! $block_styles ) { |
| 56 |
return $attributes; |
| 57 |
} |
| 58 |
|
| 59 |
$dimensions_block_styles = array(); |
| 60 |
$supported_features = array( 'minHeight', 'minWidth', 'height', 'width' ); |
| 61 |
|
| 62 |
foreach ( $supported_features as $feature ) { |
| 63 |
$has_support = block_has_support( $block_type, array( 'dimensions', $feature ), false ); |
| 64 |
$skip_serialization = wp_should_skip_block_supports_serialization( $block_type, 'dimensions', $feature ); |
| 65 |
|
| 66 |
$dimensions_block_styles[ $feature ] = null; |
| 67 |
|
| 68 |
if ( $has_support && ! $skip_serialization ) { |
| 69 |
$dimensions_block_styles[ $feature ] = $block_styles['dimensions'][ $feature ] ?? null; |
| 70 |
} |
| 71 |
} |
| 72 |
|
| 73 |
$styles = gutenberg_style_engine_get_styles( array( 'dimensions' => $dimensions_block_styles ) ); |
| 74 |
|
| 75 |
if ( ! empty( $styles['css'] ) ) { |
| 76 |
$attributes['style'] = $styles['css']; |
| 77 |
} |
| 78 |
|
| 79 |
return $attributes; |
| 80 |
} |
| 81 |
|
| 82 |
/** |
| 83 |
* Renders server-side dimensions styles to the block wrapper. |
| 84 |
* This block support uses the `render_block` hook to ensure that |
| 85 |
* it is also applied to non-server-rendered blocks. |
| 86 |
* |
| 87 |
* @param string $block_content Rendered block content. |
| 88 |
* @param array $block Block object. |
| 89 |
* @return string Filtered block content. |
| 90 |
*/ |
| 91 |
function gutenberg_render_dimensions_support( $block_content, $block ) { |
| 92 |
$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $block['blockName'] ); |
| 93 |
$block_attributes = ( isset( $block['attrs'] ) && is_array( $block['attrs'] ) ) ? $block['attrs'] : array(); |
| 94 |
$has_aspect_ratio_support = block_has_support( $block_type, array( 'dimensions', 'aspectRatio' ), false ); |
| 95 |
|
| 96 |
if ( |
| 97 |
! $has_aspect_ratio_support || |
| 98 |
wp_should_skip_block_supports_serialization( $block_type, 'dimensions', 'aspectRatio' ) |
| 99 |
) { |
| 100 |
return $block_content; |
| 101 |
} |
| 102 |
|
| 103 |
$dimensions_block_styles = array(); |
| 104 |
$dimensions_block_styles['aspectRatio'] = $block_attributes['style']['dimensions']['aspectRatio'] ?? null; |
| 105 |
|
| 106 |
// To ensure the aspect ratio does not get overridden by `minHeight` or `height` unset any existing rule. |
| 107 |
if ( |
| 108 |
isset( $dimensions_block_styles['aspectRatio'] ) |
| 109 |
) { |
| 110 |
$dimensions_block_styles['minHeight'] = 'unset'; |
| 111 |
$dimensions_block_styles['height'] = 'unset'; |
| 112 |
} elseif ( |
| 113 |
isset( $block_attributes['style']['dimensions']['minHeight'] ) || |
| 114 |
isset( $block_attributes['minHeight'] ) || |
| 115 |
isset( $block_attributes['style']['dimensions']['height'] ) || |
| 116 |
isset( $block_attributes['height'] ) |
| 117 |
) { |
| 118 |
$dimensions_block_styles['aspectRatio'] = 'unset'; |
| 119 |
} |
| 120 |
|
| 121 |
$styles = gutenberg_style_engine_get_styles( array( 'dimensions' => $dimensions_block_styles ) ); |
| 122 |
|
| 123 |
if ( ! empty( $styles['css'] ) ) { |
| 124 |
// Inject dimensions styles to the first element, presuming it's the wrapper, if it exists. |
| 125 |
$tags = new WP_HTML_Tag_Processor( $block_content ); |
| 126 |
|
| 127 |
if ( $tags->next_tag() ) { |
| 128 |
$existing_style = $tags->get_attribute( 'style' ); |
| 129 |
$updated_style = ''; |
| 130 |
|
| 131 |
if ( ! empty( $existing_style ) ) { |
| 132 |
$updated_style = $existing_style; |
| 133 |
if ( ! str_ends_with( $existing_style, ';' ) ) { |
| 134 |
$updated_style .= ';'; |
| 135 |
} |
| 136 |
} |
| 137 |
|
| 138 |
$updated_style .= $styles['css']; |
| 139 |
$tags->set_attribute( 'style', $updated_style ); |
| 140 |
|
| 141 |
if ( ! empty( $styles['classnames'] ) ) { |
| 142 |
foreach ( explode( ' ', $styles['classnames'] ) as $class_name ) { |
| 143 |
if ( |
| 144 |
str_contains( $class_name, 'aspect-ratio' ) && |
| 145 |
! isset( $block_attributes['style']['dimensions']['aspectRatio'] ) |
| 146 |
) { |
| 147 |
continue; |
| 148 |
} |
| 149 |
$tags->add_class( $class_name ); |
| 150 |
} |
| 151 |
} |
| 152 |
} |
| 153 |
|
| 154 |
return $tags->get_updated_html(); |
| 155 |
} |
| 156 |
|
| 157 |
return $block_content; |
| 158 |
} |
| 159 |
|
| 160 |
remove_filter( 'render_block', 'wp_render_dimensions_support', 10 ); |
| 161 |
add_filter( 'render_block', 'gutenberg_render_dimensions_support', 10, 2 ); |
| 162 |
|
| 163 |
// Register the block support. |
| 164 |
WP_Block_Supports::get_instance()->register( |
| 165 |
'dimensions', |
| 166 |
array( |
| 167 |
'register_attribute' => 'gutenberg_register_dimensions_support', |
| 168 |
'apply' => 'gutenberg_apply_dimensions_support', |
| 169 |
) |
| 170 |
); |
| 171 |
|
