252 lines
8.6 KiB
JavaScript
252 lines
8.6 KiB
JavaScript
/**
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* @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
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* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
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*/
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( function() {
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function noBlockLeft( bqBlock ) {
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for ( var i = 0, length = bqBlock.getChildCount(), child; i < length && ( child = bqBlock.getChild( i ) ); i++ ) {
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if ( child.type == CKEDITOR.NODE_ELEMENT && child.isBlockBoundary() )
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return false;
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}
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return true;
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}
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var commandObject = {
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exec: function( editor ) {
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var state = editor.getCommand( 'blockquote' ).state,
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selection = editor.getSelection(),
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range = selection && selection.getRanges()[ 0 ];
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if ( !range )
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return;
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var bookmarks = selection.createBookmarks();
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// Kludge for https://dev.ckeditor.com/ticket/1592: if the bookmark nodes are in the beginning of
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// blockquote, then move them to the nearest block element in the
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// blockquote.
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if ( CKEDITOR.env.ie ) {
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var bookmarkStart = bookmarks[ 0 ].startNode,
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bookmarkEnd = bookmarks[ 0 ].endNode,
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cursor;
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if ( bookmarkStart && bookmarkStart.getParent().getName() == 'blockquote' ) {
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cursor = bookmarkStart;
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while ( ( cursor = cursor.getNext() ) ) {
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if ( cursor.type == CKEDITOR.NODE_ELEMENT && cursor.isBlockBoundary() ) {
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bookmarkStart.move( cursor, true );
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break;
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}
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}
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}
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if ( bookmarkEnd && bookmarkEnd.getParent().getName() == 'blockquote' ) {
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cursor = bookmarkEnd;
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while ( ( cursor = cursor.getPrevious() ) ) {
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if ( cursor.type == CKEDITOR.NODE_ELEMENT && cursor.isBlockBoundary() ) {
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bookmarkEnd.move( cursor );
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break;
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}
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}
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}
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}
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var iterator = range.createIterator(),
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block;
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iterator.enlargeBr = editor.config.enterMode != CKEDITOR.ENTER_BR;
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if ( state == CKEDITOR.TRISTATE_OFF ) {
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var paragraphs = [];
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while ( ( block = iterator.getNextParagraph() ) )
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paragraphs.push( block );
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// If no paragraphs, create one from the current selection position.
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if ( paragraphs.length < 1 ) {
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var para = editor.document.createElement( editor.config.enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ),
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firstBookmark = bookmarks.shift();
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range.insertNode( para );
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para.append( new CKEDITOR.dom.text( '\ufeff', editor.document ) );
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range.moveToBookmark( firstBookmark );
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range.selectNodeContents( para );
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range.collapse( true );
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firstBookmark = range.createBookmark();
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paragraphs.push( para );
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bookmarks.unshift( firstBookmark );
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}
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// Make sure all paragraphs have the same parent.
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var commonParent = paragraphs[ 0 ].getParent(),
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tmp = [];
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for ( var i = 0; i < paragraphs.length; i++ ) {
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block = paragraphs[ i ];
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commonParent = commonParent.getCommonAncestor( block.getParent() );
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}
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// The common parent must not be the following tags: table, tbody, tr, ol, ul.
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var denyTags = { table: 1, tbody: 1, tr: 1, ol: 1, ul: 1 };
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while ( denyTags[ commonParent.getName() ] )
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commonParent = commonParent.getParent();
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// Reconstruct the block list to be processed such that all resulting blocks
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// satisfy parentNode.equals( commonParent ).
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var lastBlock = null;
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while ( paragraphs.length > 0 ) {
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block = paragraphs.shift();
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while ( !block.getParent().equals( commonParent ) )
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block = block.getParent();
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if ( !block.equals( lastBlock ) )
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tmp.push( block );
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lastBlock = block;
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}
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// If any of the selected blocks is a blockquote, remove it to prevent
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// nested blockquotes.
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while ( tmp.length > 0 ) {
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block = tmp.shift();
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if ( block.getName() == 'blockquote' ) {
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var docFrag = new CKEDITOR.dom.documentFragment( editor.document );
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while ( block.getFirst() ) {
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docFrag.append( block.getFirst().remove() );
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paragraphs.push( docFrag.getLast() );
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}
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docFrag.replace( block );
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} else {
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paragraphs.push( block );
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}
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}
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// Now we have all the blocks to be included in a new blockquote node.
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var bqBlock = editor.document.createElement( 'blockquote' );
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bqBlock.insertBefore( paragraphs[ 0 ] );
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while ( paragraphs.length > 0 ) {
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block = paragraphs.shift();
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bqBlock.append( block );
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}
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} else if ( state == CKEDITOR.TRISTATE_ON ) {
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var moveOutNodes = [],
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database = {};
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while ( ( block = iterator.getNextParagraph() ) ) {
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var bqParent = null,
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bqChild = null;
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while ( block.getParent() ) {
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if ( block.getParent().getName() == 'blockquote' ) {
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bqParent = block.getParent();
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bqChild = block;
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break;
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}
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block = block.getParent();
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}
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// Remember the blocks that were recorded down in the moveOutNodes array
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// to prevent duplicates.
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if ( bqParent && bqChild && !bqChild.getCustomData( 'blockquote_moveout' ) ) {
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moveOutNodes.push( bqChild );
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CKEDITOR.dom.element.setMarker( database, bqChild, 'blockquote_moveout', true );
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}
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}
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CKEDITOR.dom.element.clearAllMarkers( database );
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var movedNodes = [],
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processedBlockquoteBlocks = [];
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database = {};
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while ( moveOutNodes.length > 0 ) {
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var node = moveOutNodes.shift();
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bqBlock = node.getParent();
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// If the node is located at the beginning or the end, just take it out
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// without splitting. Otherwise, split the blockquote node and move the
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// paragraph in between the two blockquote nodes.
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if ( !node.getPrevious() )
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node.remove().insertBefore( bqBlock );
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else if ( !node.getNext() )
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node.remove().insertAfter( bqBlock );
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else {
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node.breakParent( node.getParent() );
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processedBlockquoteBlocks.push( node.getNext() );
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}
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// Remember the blockquote node so we can clear it later (if it becomes empty).
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if ( !bqBlock.getCustomData( 'blockquote_processed' ) ) {
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processedBlockquoteBlocks.push( bqBlock );
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CKEDITOR.dom.element.setMarker( database, bqBlock, 'blockquote_processed', true );
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}
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movedNodes.push( node );
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}
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CKEDITOR.dom.element.clearAllMarkers( database );
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// Clear blockquote nodes that have become empty.
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for ( i = processedBlockquoteBlocks.length - 1; i >= 0; i-- ) {
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bqBlock = processedBlockquoteBlocks[ i ];
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if ( noBlockLeft( bqBlock ) )
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bqBlock.remove();
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}
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if ( editor.config.enterMode == CKEDITOR.ENTER_BR ) {
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var firstTime = true;
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while ( movedNodes.length ) {
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node = movedNodes.shift();
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if ( node.getName() == 'div' ) {
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docFrag = new CKEDITOR.dom.documentFragment( editor.document );
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var needBeginBr = firstTime && node.getPrevious() && !( node.getPrevious().type == CKEDITOR.NODE_ELEMENT && node.getPrevious().isBlockBoundary() );
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if ( needBeginBr )
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docFrag.append( editor.document.createElement( 'br' ) );
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var needEndBr = node.getNext() && !( node.getNext().type == CKEDITOR.NODE_ELEMENT && node.getNext().isBlockBoundary() );
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while ( node.getFirst() )
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node.getFirst().remove().appendTo( docFrag );
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if ( needEndBr )
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docFrag.append( editor.document.createElement( 'br' ) );
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docFrag.replace( node );
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firstTime = false;
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}
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}
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}
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}
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selection.selectBookmarks( bookmarks );
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editor.focus();
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},
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refresh: function( editor, path ) {
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// Check if inside of blockquote.
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var firstBlock = path.block || path.blockLimit;
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this.setState( editor.elementPath( firstBlock ).contains( 'blockquote', 1 ) ? CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF );
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},
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context: 'blockquote',
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allowedContent: 'blockquote',
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requiredContent: 'blockquote'
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};
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CKEDITOR.plugins.add( 'blockquote', {
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// jscs:disable maximumLineLength
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lang: 'af,ar,az,bg,bn,bs,ca,cs,cy,da,de,de-ch,el,en,en-au,en-ca,en-gb,eo,es,es-mx,et,eu,fa,fi,fo,fr,fr-ca,gl,gu,he,hi,hr,hu,id,is,it,ja,ka,km,ko,ku,lt,lv,mk,mn,ms,nb,nl,no,oc,pl,pt,pt-br,ro,ru,si,sk,sl,sq,sr,sr-latn,sv,th,tr,tt,ug,uk,vi,zh,zh-cn', // %REMOVE_LINE_CORE%
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// jscs:enable maximumLineLength
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icons: 'blockquote', // %REMOVE_LINE_CORE%
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hidpi: true, // %REMOVE_LINE_CORE%
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init: function( editor ) {
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if ( editor.blockless )
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return;
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editor.addCommand( 'blockquote', commandObject );
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editor.ui.addButton && editor.ui.addButton( 'Blockquote', {
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label: editor.lang.blockquote.toolbar,
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command: 'blockquote',
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toolbar: 'blocks,10'
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} );
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}
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} );
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} )();
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