/** * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ /* globals document */ import ClassicEditor from '@ckeditor/ckeditor5-editor-classic/src/classiceditor'; import Plugin from '@ckeditor/ckeditor5-core/src/plugin'; import Range from '../../../../src/model/range'; import LivePosition from '../../../../src/model/liveposition'; import Enter from '@ckeditor/ckeditor5-enter/src/enter'; import Typing from '@ckeditor/ckeditor5-typing/src/typing'; import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph'; import Undo from '@ckeditor/ckeditor5-undo/src/undo'; class Link extends Plugin { init() { const editor = this.editor; // Allow bold attribute on all inline nodes. editor.model.schema.extend( '$text', { allowAttributes: 'link' } ); editor.conversion.for( 'downcast' ).attributeToElement( { model: 'link', view: ( modelAttributeValue, { writer } ) => { return writer.createAttributeElement( 'a', { href: modelAttributeValue } ); } } ); editor.conversion.for( 'upcast' ).elementToAttribute( { view: 'a', model: { key: 'link', value: viewElement => viewElement.getAttribute( 'href' ) } } ); } } class AutoLinker extends Plugin { init() { this.editor.model.document.on( 'change', () => { const changes = this.editor.model.document.differ.getChanges(); for ( const entry of changes ) { if ( entry.type != 'insert' || entry.name != '$text' || !entry.position.parent ) { continue; } const parent = entry.position.parent; const text = Array.from( parent.getChildren() ).map( item => item.data ).join( '' ); const regexp = /https?:\/\/(www\.)?[-a-zA-Z0-9@:%._+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_+.~#?&//=]*)/g; let match; while ( ( match = regexp.exec( text ) ) !== null ) { const index = match.index; const url = match[ 0 ]; const length = url.length; if ( entry.position.offset + entry.length == index + length ) { const livePos = LivePosition._createAt( parent, index ); this.editor.model.enqueueChange( writer => { const urlRange = Range._createFromPositionAndShift( livePos, length ); writer.setAttribute( 'link', url, urlRange ); } ); return; } } } } ); } } ClassicEditor.create( document.querySelector( '#editor' ), { plugins: [ Enter, Typing, Paragraph, Undo, Link, AutoLinker ], toolbar: [ 'undo', 'redo' ] } );