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Spacing/Dimensions Supports: Separate spacing from dimensions for compatibility purposes #34059

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merged 2 commits into from
Aug 13, 2021
Merged

Spacing/Dimensions Supports: Separate spacing from dimensions for compatibility purposes #34059

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104714f
Restore old spacing.php and remove spacing from dimensions hook
aaronrobertshaw Aug 13, 2021
b4eb2df
Temporarily disable the unused parameter linting
aaronrobertshaw Aug 13, 2021
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74 changes: 19 additions & 55 deletions lib/block-supports/dimensions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,10 @@
/**
* Dimensions block support flag.
*
* This does not include the `spacing` block support even though that visually
* appears under the "Dimensions" panel in the editor. It remains in its
* original `spacing.php` file for compatibility with core.
*
* @package gutenberg
*/

Expand All @@ -21,10 +25,10 @@ function gutenberg_register_dimensions_support( $block_type ) {
return;
}

$has_spacing_support = gutenberg_block_has_support( $block_type, array( 'spacing' ), false );
$has_dimensions_support = gutenberg_block_has_support( $block_type, array( '__experimentalDimensions' ), false );
// Future block supports such as height & width will be added here.

if ( $has_spacing_support ) {
if ( $has_dimensions_support ) {
$block_type->attributes['style'] = array(
'type' => 'object',
);
Expand All @@ -38,79 +42,39 @@ function gutenberg_register_dimensions_support( $block_type ) {
* @param WP_Block_Type $block_type Block Type.
* @param array $block_attributes Block attributes.
*
* @return array Block spacing CSS classes and inline styles.
* @return array Block dimensions CSS classes and inline styles.
*/
function gutenberg_apply_dimensions_support( $block_type, $block_attributes ) {
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$spacing_styles = gutenberg_apply_spacing_support( $block_type, $block_attributes );
// Future block supports such as height and width will be added here.

return $spacing_styles;
}

/**
* Add CSS classes for block spacing to the incoming attributes array.
* This will be applied to the block markup in the front-end.
*
* @param WP_Block_Type $block_type Block Type.
* @param array $block_attributes Block attributes.
*
* @return array Block spacing CSS classes and inline styles.
*/
function gutenberg_apply_spacing_support( $block_type, $block_attributes ) {
if ( gutenberg_skip_spacing_serialization( $block_type ) ) {
if ( gutenberg_skip_dimensions_serialization( $block_type ) ) {
return array();
}

$has_padding_support = gutenberg_block_has_support( $block_type, array( 'spacing', 'padding' ), false );
$has_margin_support = gutenberg_block_has_support( $block_type, array( 'spacing', 'margin' ), false );
$styles = array();

if ( $has_padding_support ) {
$padding_value = _wp_array_get( $block_attributes, array( 'style', 'spacing', 'padding' ), null );

if ( is_array( $padding_value ) ) {
foreach ( $padding_value as $key => $value ) {
$styles[] = sprintf( 'padding-%s: %s;', $key, $value );
}
} elseif ( null !== $padding_value ) {
$styles[] = sprintf( 'padding: %s;', $padding_value );
}
}

if ( $has_margin_support ) {
$margin_value = _wp_array_get( $block_attributes, array( 'style', 'spacing', 'margin' ), null );
$styles = array();

if ( is_array( $margin_value ) ) {
foreach ( $margin_value as $key => $value ) {
$styles[] = sprintf( 'margin-%s: %s;', $key, $value );
}
} elseif ( null !== $margin_value ) {
$styles[] = sprintf( 'margin: %s;', $margin_value );
}
}
// Height support to be added in near future.
// Width support to be added in near future.

return empty( $styles ) ? array() : array( 'style' => implode( ' ', $styles ) );
}

/**
* Checks whether serialization of the current block's spacing properties should
* occur.
* Checks whether serialization of the current block's dimensions properties
* should occur.
*
* @param WP_Block_type $block_type Block type.
*
* @return boolean Whether to serialize spacing support styles & classes.
*/
function gutenberg_skip_spacing_serialization( $block_type ) {
$spacing_support = _wp_array_get( $block_type->supports, array( 'spacing' ), false );

return is_array( $spacing_support ) &&
array_key_exists( '__experimentalSkipSerialization', $spacing_support ) &&
$spacing_support['__experimentalSkipSerialization'];
function gutenberg_skip_dimensions_serialization( $block_type ) {
$dimensions_support = _wp_array_get( $block_type->supports, array( '__experimentalDimensions' ), false );
return is_array( $dimensions_support ) &&
array_key_exists( '__experimentalSkipSerialization', $dimensions_support ) &&
$dimensions_support['__experimentalSkipSerialization'];
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
'spacing', // This is deliberately `spacing` instead of `dimensions` for backwards compatibility.
'dimensions',
array(
'register_attribute' => 'gutenberg_register_dimensions_support',
'apply' => 'gutenberg_apply_dimensions_support',
Expand Down
100 changes: 100 additions & 0 deletions lib/block-supports/spacing.php
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Original file line number Diff line number Diff line change
@@ -0,0 +1,100 @@
<?php
/**
* Spacing block support flag.
*
* For backwards compatibility with core, this remains separate to the
* dimensions.php block support despite both belonging under a single panel in
* the editor.
*
* @package gutenberg
*/

/**
* Registers the style block attribute for block types that support it.
*
* @param WP_Block_Type $block_type Block Type.
*/
function gutenberg_register_spacing_support( $block_type ) {
$has_spacing_support = gutenberg_block_has_support( $block_type, array( 'spacing' ), false );

// Setup attributes and styles within that if needed.
if ( ! $block_type->attributes ) {
$block_type->attributes = array();
}

if ( $has_spacing_support && ! array_key_exists( 'style', $block_type->attributes ) ) {
$block_type->attributes['style'] = array(
'type' => 'object',
);
}
}

/**
* Add CSS classes for block spacing to the incoming attributes array.
* This will be applied to the block markup in the front-end.
*
* @param WP_Block_Type $block_type Block Type.
* @param array $block_attributes Block attributes.
*
* @return array Block spacing CSS classes and inline styles.
*/
function gutenberg_apply_spacing_support( $block_type, $block_attributes ) {
if ( gutenberg_skip_spacing_serialization( $block_type ) ) {
return array();
}

$has_padding_support = gutenberg_block_has_support( $block_type, array( 'spacing', 'padding' ), false );
$has_margin_support = gutenberg_block_has_support( $block_type, array( 'spacing', 'margin' ), false );
$styles = array();

if ( $has_padding_support ) {
$padding_value = _wp_array_get( $block_attributes, array( 'style', 'spacing', 'padding' ), null );

if ( is_array( $padding_value ) ) {
foreach ( $padding_value as $key => $value ) {
$styles[] = sprintf( 'padding-%s: %s;', $key, $value );
}
} elseif ( null !== $padding_value ) {
$styles[] = sprintf( 'padding: %s;', $padding_value );
}
}

if ( $has_margin_support ) {
$margin_value = _wp_array_get( $block_attributes, array( 'style', 'spacing', 'margin' ), null );

if ( is_array( $margin_value ) ) {
foreach ( $margin_value as $key => $value ) {
$styles[] = sprintf( 'margin-%s: %s;', $key, $value );
}
} elseif ( null !== $margin_value ) {
$styles[] = sprintf( 'margin: %s;', $margin_value );
}
}

return empty( $styles ) ? array() : array( 'style' => implode( ' ', $styles ) );
}

/**
* Checks whether serialization of the current block's spacing properties should
* occur.
*
* @param WP_Block_type $block_type Block type.
*
* @return boolean Whether to serialize spacing support styles & classes.
*/
function gutenberg_skip_spacing_serialization( $block_type ) {
$spacing_support = _wp_array_get( $block_type->supports, array( 'spacing' ), false );

return is_array( $spacing_support ) &&
array_key_exists( '__experimentalSkipSerialization', $spacing_support ) &&
$spacing_support['__experimentalSkipSerialization'];
}

// Register the block support.
WP_Block_Supports::get_instance()->register(
'spacing',
array(
'register_attribute' => 'gutenberg_register_spacing_support',
'apply' => 'gutenberg_apply_spacing_support',
)
);
1 change: 1 addition & 0 deletions lib/load.php
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Original file line number Diff line number Diff line change
Expand Up @@ -128,5 +128,6 @@ function gutenberg_is_experiment_enabled( $name ) {
require __DIR__ . '/block-supports/custom-classname.php';
require __DIR__ . '/block-supports/border.php';
require __DIR__ . '/block-supports/layout.php';
require __DIR__ . '/block-supports/spacing.php';
require __DIR__ . '/block-supports/dimensions.php';
require __DIR__ . '/block-supports/duotone.php';