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Implement diffHandler for Cite extension

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Bug: T214651
Change-Id: I64585cd89135887e095e3ab17d10c3c7d82af1c9
This commit is contained in:
Arlo Breault 2021-10-28 17:24:08 -04:00 committed by jenkins-bot
parent 0cc211d675
commit 2e4f69a492
2 changed files with 87 additions and 0 deletions
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60
src/Parsoid/Ref.php
View file

@ -182,4 +182,64 @@ class Ref extends ExtensionTagHandler {
return $startTagSrc . $src . '</' . $dataMw->name . '>';
}
/** @inheritDoc */
public function diffHandler(
ParsoidExtensionAPI $extApi, callable $domDiff, Element $origNode,
Element $editedNode
): bool {
$origDataMw = DOMDataUtils::getDataMw( $origNode );
$editedDataMw = DOMDataUtils::getDataMw( $editedNode );
if ( isset( $origDataMw->body->id ) && isset( $editedDataMw->body->id ) ) {
$origId = $origDataMw->body->id;
$editedId = $editedDataMw->body->id;
// So far, this is specified for Cite and relies on the "id"
// referring to an element in the top level dom, even though the
// <ref> itself may be in embedded content,
// https://www.mediawiki.org/wiki/Specs/HTML/Extensions/Cite#Ref_and_References
// FIXME: This doesn't work if the <references> section
// itself is in embedded content, since we aren't traversing
// in there.
$origHtml = DOMCompat::getElementById( $origNode->ownerDocument, $origId );
$editedHtml = DOMCompat::getElementById( $editedNode->ownerDocument, $editedId );
if ( $origHtml && $editedHtml ) {
return call_user_func( $domDiff, $origHtml, $editedHtml );
} else {
// Log error
if ( !$origHtml ) {
$extApi->log(
'error/domdiff/orig/ref',
"extension src id {$origId} points to non-existent element for:",
DOMCompat::getOuterHTML( $origNode )
);
}
if ( !$editedHtml ) {
$extApi->log(
'error/domdiff/edited/ref',
"extension src id {$editedId} points to non-existent element for:",
DOMCompat::getOuterHTML( $editedNode )
);
}
}
} elseif ( isset( $origDataMw->body->html ) && isset( $editedDataMw->body->html ) ) {
$origFragment = $extApi->htmlToDom(
$origDataMw->body->html, $origNode->ownerDocument,
[ 'markNew' => true ]
);
$editedFragment = $extApi->htmlToDom(
$editedDataMw->body->html, $editedNode->ownerDocument,
[ 'markNew' => true ]
);
return call_user_func( $domDiff, $origFragment, $editedFragment );
}
// FIXME: Similar to DOMDiff::subtreeDiffers, maybe $editNode should
// be marked as inserted to avoid losing any edits, at the cost of
// more normalization
return false;
}
}

27
src/Parsoid/References.php
View file

@ -792,4 +792,31 @@ class References extends ExtensionTagHandler {
// Ignoring for now.
return $refs->nextSibling;
}
/** @inheritDoc */
public function diffHandler(
ParsoidExtensionAPI $extApi, callable $domDiff, Element $origNode,
Element $editedNode
): bool {
$origDataMw = DOMDataUtils::getDataMw( $origNode );
$editedDataMw = DOMDataUtils::getDataMw( $editedNode );
if ( isset( $origDataMw->body->html ) && isset( $editedDataMw->body->html ) ) {
$origFragment = $extApi->htmlToDom(
$origDataMw->body->html, $origNode->ownerDocument,
[ 'markNew' => true ]
);
$editedFragment = $extApi->htmlToDom(
$editedDataMw->body->html, $editedNode->ownerDocument,
[ 'markNew' => true ]
);
return call_user_func( $domDiff, $origFragment, $editedFragment );
}
// FIXME: Similar to DOMDiff::subtreeDiffers, maybe $editNode should
// be marked as inserted to avoid losing any edits, at the cost of
// more normalization
return false;
}
}