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Cleanup some old browser support code in Squire

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This commit is contained in:
djmaze 2020-09-24 13:01:07 +02:00
parent 62660b2026
commit d291716489
1 changed files with 10 additions and 85 deletions
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95
vendors/squire/build/squire-raw.js vendored
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@ -1100,8 +1100,7 @@ const
expandRangeToBlockBoundaries = ( range, root ) => {
let start = getStartBlockOfRange( range, root ),
end = getEndBlockOfRange( range, root ),
parent;
end = getEndBlockOfRange( range, root );
if ( start && end ) {
range.setStart( start, 0 );
@ -2109,15 +2108,16 @@ let onCut = function ( event ) {
this.setSelection( range );
};
let _onCopy = ( event, range, root, willCutCopy, toPlainText, plainTextOnly ) => {
let startBlock, endBlock, copyRoot, contents, parent, newContents;
let onCopy = function ( event ) {
// Edge only seems to support setting plain text as of 2016-03-11.
if ( !isEdge && event.clipboardData ) {
// Clipboard content should include all parents within block, or all
// parents up to root if selection across blocks
startBlock = getStartBlockOfRange( range, root );
endBlock = getEndBlockOfRange( range, root );
copyRoot = ( ( startBlock === endBlock ) && startBlock ) || root;
let range = this.getSelection(), root = this._root,
// Clipboard content should include all parents within block, or all
// parents up to root if selection across blocks
startBlock = getStartBlockOfRange( range, root ),
endBlock = getEndBlockOfRange( range, root ),
copyRoot = ( ( startBlock === endBlock ) && startBlock ) || root,
contents, parent, newContents;
// Clone range to mutate, then move up as high as possible without
// passing the copy root node.
range = range.cloneRange();
@ -2137,21 +2137,10 @@ let _onCopy = ( event, range, root, willCutCopy, toPlainText, plainTextOnly ) =>
parent = parent.parentNode;
}
// Set clipboard data
setClipboardData( event, contents, root, willCutCopy, toPlainText, plainTextOnly );
setClipboardData( event, contents, root, this._config.willCutCopy, null, false );
}
};
let onCopy = function ( event ) {
_onCopy(
event,
this.getSelection(),
this._root,
this._config.willCutCopy,
null,
false
);
};
// Need to monitor for shift key like this, as event.shiftKey is not available
// in paste event.
function monitorShiftKey ( event ) {
@ -2232,18 +2221,10 @@ let onPaste = function ( event ) {
}
}
// Old interface
// -------------
// Safari (and indeed many other OS X apps) copies stuff as text/rtf
// rather than text/html; even from a webpage in Safari. The only way
// to get an HTML version is to fallback to letting the browser insert
// the content. Same for getting image data. *Sigh*.
//
// Firefox is even worse: it doesn't even let you know that there might be
// an RTF version on the clipboard, but it will also convert to HTML if you
// let the browser insert the content. I've filed
// https://bugzilla.mozilla.org/show_bug.cgi?id=1254028
types = clipboardData && clipboardData.types;
if ( !isEdge && types && (
indexOf( types, 'text/html' ) > -1 || (
@ -2266,62 +2247,6 @@ let onPaste = function ( event ) {
}
return;
}
// No interface. Includes all versions of IE :(
// --------------------------------------------
let body = doc.body,
range = this.getSelection(),
startContainer = range.startContainer,
startOffset = range.startOffset,
endContainer = range.endContainer,
endOffset = range.endOffset;
// We need to position the pasteArea in the visible portion of the screen
// to stop the browser auto-scrolling.
let pasteArea = this.createElement( 'DIV', {
contenteditable: 'true',
style: 'position:fixed; overflow:hidden; top:0; right:100%; width:1px; height:1px;'
});
body.append( pasteArea );
range.selectNodeContents( pasteArea );
this.setSelection( range );
// A setTimeout of 0 means this is added to the back of the
// single javascript thread, so it will be executed after the
// paste event.
setTimeout( () => {
try {
// Get the pasted content and clean
let html = '',
next = pasteArea,
first, range;
// #88: Chrome can apparently split the paste area if certain
// content is inserted; gather them all up.
while ( pasteArea = next ) {
next = pasteArea.nextSibling;
pasteArea.remove();
// Safari and IE like putting extra divs around things.
first = pasteArea.firstChild;
if ( first && first === pasteArea.lastChild &&
first.nodeName === 'DIV' ) {
pasteArea = first;
}
html += pasteArea.innerHTML;
}
range = self.createRange(
startContainer, startOffset, endContainer, endOffset );
self.setSelection( range );
if ( html ) {
self.insertHTML( html, true );
}
} catch ( error ) {
self.didError( error );
}
}, 0 );
};
// On Windows you can drag an drop text. We can't handle this ourselves, because