/** * @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /* 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 { upcastElementToAttribute } from '../../../../src/conversion/upcast-helpers'; import { downcastAttributeToElement, } from '../../../../src/conversion/downcast-helpers'; import AttributeElement from '../../../../src/view/attributeelement'; 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( '$text', { allowAttributes: 'link' } ); editor.conversion.for( 'downcast' ).add( downcastAttributeToElement( 'link', { view: attributeValue => new AttributeElement( 'a', { href: attributeValue } ) } ) ); editor.conversion.for( 'upcast' ).add( upcastElementToAttribute( { view: 'a', model: { key: 'link', value: viewElement => viewElement.getAttribute( 'href' ) } } ) ); } } class AutoLinker extends Plugin { init() { this.editor.model.document.on( 'change', () => { const changes = this.editor.model.document.differ.getChanges(); for ( const entry of changes ) { if ( entry.type != 'insert' || entry.name != '$text' || !entry.position.textNode ) { continue; } const textNode = entry.position.textNode; const text = textNode.data; if ( !text ) { return; } 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.createFromParentAndOffset( textNode.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' ] } );