<?php

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namespace Automattic\WooCommerce\Blocks\Utils;

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/**

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* StyleAttributesUtils class used for getting class and style from attributes.

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*/

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class StyleAttributesUtils {

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// Empty style array.

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const EMPTY_STYLE = [

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'class' => '',

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'style' => '',

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'value' => '',

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];

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/**

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* If color value is in preset format, convert it to a CSS var. Else return same value

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* For example:

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* "var:preset|color|pale-pink" -> "var(--wp--preset--color--pale-pink)"

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* "#98b66e" -> "#98b66e"

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*

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* @param string $color_value value to be processed.

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*

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* @return (string)

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*/

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public static function get_color_value( $color_value ) {

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if ( is_string( $color_value ) && strpos( $color_value, 'var:preset|color|' ) !== false ) {

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$color_value = str_replace( 'var:preset|color|', '', $color_value );

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return sprintf( 'var(--wp--preset--color--%s)', $color_value );

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}

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return $color_value;

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}

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/**

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* Get CSS value for color preset.

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*

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* @param string $preset_name Preset name.

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*

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* @return string CSS value for color preset.

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*/

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public static function get_preset_value( $preset_name ) {

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return "var(--wp--preset--color--$preset_name)";

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}

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/**

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* Get CSS value for shadow preset. Returns the same value if it's not a preset.

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*

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* @param string $shadow_name Shadow name.

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*

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* @return string CSS value for shadow preset.

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*/

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public static function get_shadow_value( $shadow_name ) {

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if ( is_string( $shadow_name ) && strpos( $shadow_name, 'var:preset|shadow|' ) !== false ) {

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$shadow_name = str_replace( 'var:preset|shadow|', '', $shadow_name );

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return "var(--wp--preset--shadow--{$shadow_name})";

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}

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return $shadow_name;

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}

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/**

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* If spacing value is in preset format, convert it to a CSS var. Else return same value

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* For example:

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* "var:preset|spacing|50" -> "var(--wp--preset--spacing--50)"

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* "50px" -> "50px"

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*

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* @param string $spacing_value value to be processed.

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*

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* @return (string)

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*/

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public static function get_spacing_value( $spacing_value ) {

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// Used following code as reference: https://github.com/WordPress/gutenberg/blob/cff6d70d6ff5a26e212958623dc3130569f95685/lib/block-supports/layout.php/#L219-L225.

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if ( is_string( $spacing_value ) && strpos( $spacing_value, 'var:preset|spacing|' ) !== false ) {

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$spacing_value = str_replace( 'var:preset|spacing|', '', $spacing_value );

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return sprintf( 'var(--wp--preset--spacing--%s)', $spacing_value );

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}

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return $spacing_value;

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}

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/**

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* Get class and style for align from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_align_class_and_style( $attributes ) {

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$align_attribute = $attributes['align'] ?? null;

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if ( 'wide' === $align_attribute ) {

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return array(

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'class' => 'alignwide',

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'style' => null,

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);

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}

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if ( 'full' === $align_attribute ) {

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return array(

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'class' => 'alignfull',

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'style' => null,

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);

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}

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if ( 'left' === $align_attribute ) {

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return array(

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'class' => 'alignleft',

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'style' => null,

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);

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}

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if ( 'right' === $align_attribute ) {

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return array(

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'class' => 'alignright',

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'style' => null,

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);

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}

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if ( 'center' === $align_attribute ) {

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return array(

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'class' => 'aligncenter',

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'style' => null,

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);

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}

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return self::EMPTY_STYLE;

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}

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/**

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* Get class and style for background-color from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_background_color_class_and_style( $attributes ) {

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$gradient = $attributes['gradient'] ?? null;

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$background_color = $attributes['backgroundColor'] ?? '';

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$custom_background_color = $attributes['style']['color']['background'] ?? '';

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$classes = [ $gradient ];

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$styles = [];

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$value = null;

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if ( $background_color || $custom_background_color || $gradient ) {

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$classes[] = 'has-background';

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}

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if ( $background_color ) {

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$classes[] = sprintf( 'has-%s-background-color', $background_color );

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$value = self::get_preset_value( $background_color );

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}

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if ( $custom_background_color ) {

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$styles[] = sprintf( 'background-color: %s;', $custom_background_color );

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$value = $custom_background_color;

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}

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if ( $gradient ) {

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$classes[] = sprintf( 'has-%s-gradient-background', $gradient );

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}

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return array(

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'class' => self::join_styles( $classes ),

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'style' => self::join_styles( $styles ),

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'value' => $value,

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);

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}

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/**

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* Join classes and styles while removing duplicates and null values.

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*

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* @param array $rules Array of classes or styles.

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* @return array

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*/

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protected static function join_styles( $rules ) {

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return implode( ' ', array_unique( array_filter( $rules ) ) );

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}

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/**

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* Get class and style for border-color from attributes.

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*

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* Data passed to this function is not always consistent. It can be:

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* Linked - preset color: $attributes['borderColor'] => 'luminous-vivid-orange'.

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* Linked - custom color: $attributes['style']['border']['color'] => '#681228'.

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* Unlinked - preset color: $attributes['style']['border']['top']['color'] => 'var:preset|color|luminous-vivid-orange'

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* Unlinked - custom color: $attributes['style']['border']['top']['color'] => '#681228'.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_border_color_class_and_style( $attributes ) {

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$border_color_linked_preset = $attributes['borderColor'] ?? '';

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$border_color_linked_custom = $attributes['style']['border']['color'] ?? '';

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$custom_border = $attributes['style']['border'] ?? '';

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$class = '';

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$style = '';

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$value = '';

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if ( $border_color_linked_preset ) {

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// Linked preset color.

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$class = sprintf( 'has-border-color has-%s-border-color', $border_color_linked_preset );

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$value = self::get_preset_value( $border_color_linked_preset );

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$style = 'border-color:' . $value . ';';

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} elseif ( $border_color_linked_custom ) {

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// Linked custom color.

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$style .= 'border-color:' . $border_color_linked_custom . ';';

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$value = $border_color_linked_custom;

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} elseif ( is_array( $custom_border ) ) {

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// Unlinked.

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foreach ( $custom_border as $border_color_key => $border_color_value ) {

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if ( is_array( $border_color_value ) && array_key_exists( 'color', ( $border_color_value ) ) ) {

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$style .= 'border-' . $border_color_key . '-color:' . self::get_color_value( $border_color_value['color'] ) . ';';

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}

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}

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}

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if ( ! $class && ! $style ) {

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return self::EMPTY_STYLE;

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}

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return array(

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'class' => $class,

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'style' => $style,

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'value' => $value,

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);

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}

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/**

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* Get class and style for border-radius from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_border_radius_class_and_style( $attributes ) {

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$custom_border_radius = $attributes['style']['border']['radius'] ?? '';

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if ( '' === $custom_border_radius ) {

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return self::EMPTY_STYLE;

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}

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$style = '';

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if ( is_string( $custom_border_radius ) ) {

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// Linked sides.

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$style = 'border-radius:' . $custom_border_radius . ';';

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} else {

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// Unlinked sides.

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$border_radius = array();

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$border_radius['border-top-left-radius'] = $custom_border_radius['topLeft'] ?? '';

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$border_radius['border-top-right-radius'] = $custom_border_radius['topRight'] ?? '';

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$border_radius['border-bottom-right-radius'] = $custom_border_radius['bottomRight'] ?? '';

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$border_radius['border-bottom-left-radius'] = $custom_border_radius['bottomLeft'] ?? '';

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foreach ( $border_radius as $border_radius_side => $border_radius_value ) {

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if ( '' !== $border_radius_value ) {

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$style .= $border_radius_side . ':' . $border_radius_value . ';';

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}

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}

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}

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return array(

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'class' => null,

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'style' => $style,

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);

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}

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/**

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* Get class and style for border width from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_border_width_class_and_style( $attributes ) {

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$custom_border = $attributes['style']['border'] ?? '';

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if ( '' === $custom_border ) {

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return self::EMPTY_STYLE;

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}

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$style = '';

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if ( array_key_exists( 'width', ( $custom_border ) ) && ! empty( $custom_border['width'] ) ) {

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// Linked sides.

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$style = 'border-width:' . $custom_border['width'] . ';';

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} else {

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// Unlinked sides.

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foreach ( $custom_border as $border_width_side => $border_width_value ) {

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if ( isset( $border_width_value['width'] ) ) {

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$style .= 'border-' . $border_width_side . '-width:' . $border_width_value['width'] . ';';

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}

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}

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}

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return array(

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'class' => null,

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'style' => $style,

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);

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}

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/**

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* Get class and style for border width from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_border_style_class_and_style( $attributes ) {

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$custom_border = $attributes['style']['border'] ?? '';

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if ( '' === $custom_border ) {

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return self::EMPTY_STYLE;

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}

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$style = '';

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if ( array_key_exists( 'style', ( $custom_border ) ) && ! empty( $custom_border['style'] ) ) {

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$style = 'border-style:' . $custom_border['style'] . ';';

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} else {

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foreach ( $custom_border as $side => $value ) {

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if ( isset( $value['style'] ) ) {

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$style .= 'border-' . $side . '-style:' . $value['style'] . ';';

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}

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}

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}

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return array(

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'class' => null,

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'style' => $style,

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);

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}

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/**

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* Get space-separated classes from block attributes.

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*

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* @param array $attributes Block attributes.

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* @param array $properties Properties to get classes from.

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*

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* @return string Space-separated classes.

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*/

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public static function get_classes_by_attributes( $attributes, $properties = array() ) {

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$classes_and_styles = self::get_classes_and_styles_by_attributes( $attributes, $properties );

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return $classes_and_styles['classes'];

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}

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/**

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* Get class and style for font-family from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_font_family_class_and_style( $attributes ) {

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$font_family = $attributes['fontFamily'] ?? '';

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if ( $font_family ) {

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return array(

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'class' => sprintf( 'has-%s-font-family', $font_family ),

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'style' => null,

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);

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}

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return self::EMPTY_STYLE;

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}

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/**

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* Get class and style for font-size from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_font_size_class_and_style( $attributes ) {

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$font_size = $attributes['fontSize'] ?? '';

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$custom_font_size = $attributes['style']['typography']['fontSize'] ?? '';

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if ( ! $font_size && '' === $custom_font_size ) {

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return self::EMPTY_STYLE;

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}

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if ( $font_size ) {

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return array(

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'class' => sprintf( 'has-font-size has-%s-font-size', $font_size ),

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'style' => null,

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);

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} elseif ( '' !== $custom_font_size ) {

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return array(

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'class' => null,

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'style' => sprintf( 'font-size: %s;', $custom_font_size ),

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);

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}

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return self::EMPTY_STYLE;

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}

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/**

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* Get class and style for font-style from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_font_style_class_and_style( $attributes ) {

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$custom_font_style = $attributes['style']['typography']['fontStyle'] ?? '';

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if ( '' !== $custom_font_style ) {

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return array(

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'class' => null,

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'style' => sprintf( 'font-style: %s;', $custom_font_style ),

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);

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}

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return self::EMPTY_STYLE;

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}

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/**

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* Get class and style for font-weight from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_font_weight_class_and_style( $attributes ) {

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$custom_font_weight = $attributes['style']['typography']['fontWeight'] ?? '';

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if ( '' !== $custom_font_weight ) {

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return array(

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'class' => null,

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'style' => sprintf( 'font-weight: %s;', $custom_font_weight ),

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);

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}

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return self::EMPTY_STYLE;

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}

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/**

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* Get class and style for letter-spacing from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_letter_spacing_class_and_style( $attributes ) {

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$custom_letter_spacing = $attributes['style']['typography']['letterSpacing'] ?? '';

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if ( '' !== $custom_letter_spacing ) {

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return array(

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'class' => null,

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'style' => sprintf( 'letter-spacing: %s;', $custom_letter_spacing ),

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);

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}

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return self::EMPTY_STYLE;

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}

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/**

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* Get class and style for line height from attributes.

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*

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* @param array $attributes Block attributes.

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* @return array

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*/

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public static function get_line_height_class_and_style( $attributes ) {

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$line_height = $attributes['style']['typography']['lineHeight'] ?? '';

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if ( ! $line_height ) {

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return self::EMPTY_STYLE;

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}

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return array(

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'class' => null,

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'style' => sprintf( 'line-height: %s;', $line_height ),

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);

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}

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/**

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* Get a value from an array based on a path e.g style.elements.link

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*

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* @param array $array Target array.

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* @param string $path Path joined by delimiter.

[476] Fix | Delete

* @param string $delimiter Chosen delimiter defaults to ".".

[477] Fix | Delete

* @return mixed

[478] Fix | Delete

*/

[479] Fix | Delete

protected static function array_get_value_by_path( array &$array, $path, $delimiter = '.' ) {

[480] Fix | Delete

$array_path = explode( $delimiter, $path );

[481] Fix | Delete

$ref = &$array;

[482] Fix | Delete

[483] Fix | Delete

foreach ( $array_path as $key ) {

[484] Fix | Delete

if ( is_array( $ref ) && array_key_exists( $key, $ref ) ) {

[485] Fix | Delete

$ref = &$ref[ $key ];

[486] Fix | Delete

} else {

[487] Fix | Delete

return null;

[488] Fix | Delete

}

[489] Fix | Delete

}

[490] Fix | Delete

return $ref;

[491] Fix | Delete

}

[492] Fix | Delete

[493] Fix | Delete

/**

[494] Fix | Delete

* Get class and style for link-color from attributes.

[495] Fix | Delete

*

[496] Fix | Delete

* @param array $attributes Block attributes.

[497] Fix | Delete

* @return array

[498] Fix | Delete

*/

[499] Fix | Delete