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Block Bindings: Update label for bound paragraphs and headings #65114

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wants to merge 7 commits into from
Closed
Original file line number Diff line number Diff line change
Expand Up @@ -8,8 +8,8 @@ import clsx from 'clsx';
*/
import { dragHandle } from '@wordpress/icons';
import { Button, Flex, FlexItem } from '@wordpress/components';
import { useSelect, useDispatch } from '@wordpress/data';
import { forwardRef, useEffect } from '@wordpress/element';
import { useSelect, useDispatch, useRegistry } from '@wordpress/data';
import { forwardRef, useEffect, useContext } from '@wordpress/element';
import {
BACKSPACE,
DELETE,
Expand Down Expand Up @@ -38,6 +38,9 @@ import BlockIcon from '../block-icon';
import { store as blockEditorStore } from '../../store';
import BlockDraggable from '../block-draggable';
import { useBlockElement } from '../block-list/use-block-props/use-block-refs';
import { unlock } from '../../lock-unlock';
import { getBindingsValues } from '../../hooks/use-bindings-attributes';
import BlockContext from '../block-context';

/**
* Block selection button component, displaying the label of the block. If the block
Expand All @@ -51,6 +54,12 @@ import { useBlockElement } from '../block-list/use-block-props/use-block-refs';
* @return {Component} The component to be rendered.
*/
function BlockSelectionButton( { clientId, rootClientId }, ref ) {
const blockContext = useContext( BlockContext );
const registry = useRegistry();
const sources = useSelect( ( select ) =>
unlock( select( blocksStore ) ).getAllBlockBindingsSources()
);

const selected = useSelect(
( select ) => {
const {
Expand All @@ -62,7 +71,7 @@ function BlockSelectionButton( { clientId, rootClientId }, ref ) {
getNextBlockClientId,
getPreviousBlockClientId,
canMoveBlock,
} = select( blockEditorStore );
} = unlock( select( blockEditorStore ) );
const { getActiveBlockVariation, getBlockType } =
select( blocksStore );
const index = getBlockIndex( clientId );
Expand All @@ -72,13 +81,28 @@ function BlockSelectionButton( { clientId, rootClientId }, ref ) {
getBlockListSettings( rootClientId )?.orientation;
const match = getActiveBlockVariation( name, attributes );

const blockBindings = attributes?.metadata?.bindings;
const boundAttributes = getBindingsValues(
blockBindings,
name,
sources,
registry,
blockContext,
clientId
);

const newAttributes = {
...attributes,
...boundAttributes,
};

return {
blockMovingMode: hasBlockMovingClientId(),
editorMode: __unstableGetEditorMode(),
icon: match?.icon || blockType.icon,
label: getAccessibleBlockLabel(
blockType,
attributes,
newAttributes,
index + 1,
orientation
),
Expand All @@ -87,7 +111,7 @@ function BlockSelectionButton( { clientId, rootClientId }, ref ) {
getPreviousBlockClientId,
};
},
[ clientId, rootClientId ]
[ clientId, rootClientId, sources, registry, blockContext ]
);
const { label, icon, blockMovingMode, editorMode, canMove } = selected;
const { setNavigationMode, removeBlock } = useDispatch( blockEditorStore );
Expand Down
155 changes: 85 additions & 70 deletions packages/block-editor/src/hooks/use-bindings-attributes.js
Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,82 @@ export function getBindableAttributes( blockName ) {
return BLOCK_BINDINGS_ALLOWED_BLOCKS[ blockName ];
}

export function getBindingsValues(
blockBindings,
name,
sources,
registry,
blockContext,
clientId
) {
if ( ! blockBindings ) {
return {};
}

const attributes = {};

const blockBindingsBySource = new Map();

for ( const [ attributeName, binding ] of Object.entries(
blockBindings
) ) {
const { source: sourceName, args: sourceArgs } = binding;
const source = sources[ sourceName ];
if ( ! source || ! canBindAttribute( name, attributeName ) ) {
continue;
}

blockBindingsBySource.set( source, {
...blockBindingsBySource.get( source ),
[ attributeName ]: {
args: sourceArgs,
},
} );
}

if ( blockBindingsBySource.size ) {
for ( const [ source, bindings ] of blockBindingsBySource ) {
// Populate context.
const context = {};

if ( source.usesContext?.length ) {
for ( const key of source.usesContext ) {
context[ key ] = blockContext[ key ];
}
}

// Get values in batch if the source supports it.
let values = {};
if ( ! source.getValues ) {
Object.keys( bindings ).forEach( ( attr ) => {
// Default to the `key` or the source label when `getValues` doesn't exist
values[ attr ] = bindings[ attr ].args?.key || source.label;
} );
} else {
values = source.getValues( {
registry,
context,
clientId,
bindings,
} );
}
for ( const [ attributeName, value ] of Object.entries( values ) ) {
if (
attributeName === 'url' &&
( ! value || ! isURLLike( value ) )
) {
// Return null if value is not a valid URL.
attributes[ attributeName ] = null;
} else {
attributes[ attributeName ] = value;
}
}
}
}

return attributes;
}

export const withBlockBindingSupport = createHigherOrderComponent(
( BlockEdit ) => ( props ) => {
const registry = useRegistry();
Expand All @@ -122,76 +198,15 @@ export const withBlockBindingSupport = createHigherOrderComponent(
// there are attribute updates.
// `source.getValues` may also call a selector via `registry.select`.
const boundAttributes = useSelect( () => {
if ( ! blockBindings ) {
return;
}

const attributes = {};

const blockBindingsBySource = new Map();

for ( const [ attributeName, binding ] of Object.entries(
blockBindings
) ) {
const { source: sourceName, args: sourceArgs } = binding;
const source = sources[ sourceName ];
if ( ! source || ! canBindAttribute( name, attributeName ) ) {
continue;
}

blockBindingsBySource.set( source, {
...blockBindingsBySource.get( source ),
[ attributeName ]: {
args: sourceArgs,
},
} );
}

if ( blockBindingsBySource.size ) {
for ( const [ source, bindings ] of blockBindingsBySource ) {
// Populate context.
const context = {};

if ( source.usesContext?.length ) {
for ( const key of source.usesContext ) {
context[ key ] = blockContext[ key ];
}
}

// Get values in batch if the source supports it.
let values = {};
if ( ! source.getValues ) {
Object.keys( bindings ).forEach( ( attr ) => {
// Default to the `key` or the source label when `getValues` doesn't exist
values[ attr ] =
bindings[ attr ].args?.key || source.label;
} );
} else {
values = source.getValues( {
registry,
context,
clientId,
bindings,
} );
}
for ( const [ attributeName, value ] of Object.entries(
values
) ) {
if (
attributeName === 'url' &&
( ! value || ! isURLLike( value ) )
) {
// Return null if value is not a valid URL.
attributes[ attributeName ] = null;
} else {
attributes[ attributeName ] = value;
}
}
}
}

return attributes;
}, [ blockBindings, name, clientId, blockContext, registry, sources ] );
return getBindingsValues(
blockBindings,
name,
sources,
registry,
blockContext,
clientId
);
}, [ blockBindings, name, sources, registry, blockContext, clientId ] );

const { setAttributes } = props;

Expand Down
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