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Rich text: preserve comments #62128

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Rich text: preserve comments #62128

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258cfbe
Rich text: preserve comment nodes
ellatrix May 30, 2024
6397bdc
Improve interaction
ellatrix May 30, 2024
232e617
Restore brackets
ellatrix May 30, 2024
98f3290
Add unit tests
ellatrix May 30, 2024
4ac1c51
Remove brackets
ellatrix Nov 18, 2024
423d892
Adjust unit tests
ellatrix Nov 18, 2024
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19 changes: 15 additions & 4 deletions packages/block-editor/src/components/rich-text/content.scss
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Original file line number Diff line number Diff line change
Expand Up @@ -13,10 +13,6 @@
&:focus {
// Removes outline added by the browser.
outline: none;

[data-rich-text-format-boundary] {
border-radius: $radius-small;
}
}
}

Expand All @@ -40,3 +36,18 @@ figcaption.block-editor-rich-text__editable [data-rich-text-placeholder]::before
background: rgb(255, 255, 0);
}
}

[data-rich-text-comment],
[data-rich-text-format-boundary] {
border-radius: 2px;
}

[data-rich-text-comment] {
background-color: currentColor;

span {
filter: invert(100%);
color: currentColor;
padding: 0 2px;
}
}
28 changes: 28 additions & 0 deletions packages/rich-text/src/create.js
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Original file line number Diff line number Diff line change
Expand Up @@ -469,6 +469,34 @@ function createFromElement( { element, range, isEditableTree } ) {
continue;
}

if (
node.nodeType === node.COMMENT_NODE ||
( node.nodeType === node.ELEMENT_NODE &&
node.tagName === 'SPAN' &&
node.hasAttribute( 'data-rich-text-comment' ) )
) {
const value = {
formats: [ , ],
replacements: [
{
type: '#comment',
attributes: {
'data-rich-text-comment':
node.nodeType === node.COMMENT_NODE
? node.nodeValue
: node.getAttribute(
'data-rich-text-comment'
),
},
},
],
text: OBJECT_REPLACEMENT_CHARACTER,
};
accumulateSelection( accumulator, node, range, value );
mergePair( accumulator, value );
continue;
}

if ( node.nodeType !== node.ELEMENT_NODE ) {
continue;
}
Expand Down
30 changes: 30 additions & 0 deletions packages/rich-text/src/test/__snapshots__/to-dom.js.snap
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Expand Up @@ -272,6 +272,21 @@ exports[`recordToDom should not error with overlapping formats (2) 1`] = `
</body>
`;

exports[`recordToDom should preserve comments 1`] = `
<body>

<span
contenteditable="false"
data-rich-text-comment="comment"
>
<span>
comment
</span>
</span>

</body>
`;

exports[`recordToDom should preserve emoji 1`] = `
<body>
🍒
Expand All @@ -289,6 +304,21 @@ exports[`recordToDom should preserve emoji in formatting 1`] = `
</body>
`;

exports[`recordToDom should preserve funky comments 1`] = `
<body>

<span
contenteditable="false"
data-rich-text-comment="/funky"
>
<span>
/funky
</span>
</span>

</body>
`;

exports[`recordToDom should preserve non breaking space 1`] = `
<body>
test  test
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52 changes: 52 additions & 0 deletions packages/rich-text/src/test/helpers/index.js
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Expand Up @@ -551,6 +551,58 @@ export const spec = [
text: '\ufffc',
},
},
{
description: 'should preserve comments',
html: '<!--comment-->',
createRange: ( element ) => ( {
startOffset: 0,
startContainer: element,
endOffset: 1,
endContainer: element,
} ),
startPath: [ 0, 0 ],
endPath: [ 2, 0 ],
record: {
start: 0,
end: 1,
formats: [ , ],
replacements: [
{
attributes: {
'data-rich-text-comment': 'comment',
},
type: '#comment',
},
],
text: '\ufffc',
},
},
{
description: 'should preserve funky comments',
html: '<//funky>',
createRange: ( element ) => ( {
startOffset: 0,
startContainer: element,
endOffset: 1,
endContainer: element,
} ),
startPath: [ 0, 0 ],
endPath: [ 2, 0 ],
record: {
start: 0,
end: 1,
formats: [ , ],
replacements: [
{
attributes: {
'data-rich-text-comment': '/funky',
},
type: '#comment',
},
],
text: '\ufffc',
},
},
];

export const specWithRegistration = [
Expand Down
12 changes: 9 additions & 3 deletions packages/rich-text/src/to-dom.js
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Expand Up @@ -68,10 +68,16 @@ function append( element, child ) {
const { type, attributes } = child;

if ( type ) {
child = element.ownerDocument.createElement( type );
if ( type === '#comment' ) {
child = element.ownerDocument.createComment(
attributes[ 'data-rich-text-comment' ]
);
} else {
child = element.ownerDocument.createElement( type );

for ( const key in attributes ) {
child.setAttribute( key, attributes[ key ] );
for ( const key in attributes ) {
child.setAttribute( key, attributes[ key ] );
}
}
}

Expand Down
9 changes: 9 additions & 0 deletions packages/rich-text/src/to-html-string.js
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Expand Up @@ -88,6 +88,15 @@ function remove( object ) {
}

function createElementHTML( { type, attributes, object, children } ) {
if ( type === '#comment' ) {
// We can't restore the original comment delimiters, because once parsed
// into DOM nodes, we don't have the information. But in the future we
// could allow comment handlers to specify custom delimiters, for
// example `</{comment-content}>` for Bits, where `comment-content`
// would be `/{bit-name}` or `__{translatable-string}` (TBD).
return `<!--${ attributes[ 'data-rich-text-comment' ] }-->`;
}

let attributeString = '';

for ( const key in attributes ) {
Expand Down
15 changes: 14 additions & 1 deletion packages/rich-text/src/to-tree.js
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Expand Up @@ -229,7 +229,20 @@ export function toTree( {
const { type, attributes, innerHTML } = replacement;
const formatType = getFormatType( type );

if ( ! isEditableTree && type === 'script' ) {
if ( isEditableTree && type === '#comment' ) {
pointer = append( getParent( pointer ), {
type: 'span',
attributes: {
contenteditable: 'false',
'data-rich-text-comment':
attributes[ 'data-rich-text-comment' ],
},
} );
append(
append( pointer, { type: 'span' } ),
attributes[ 'data-rich-text-comment' ].trim()
);
} else if ( ! isEditableTree && type === 'script' ) {
pointer = append(
getParent( pointer ),
fromFormat( {
Expand Down
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