@lobehub/editor
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A powerful and extensible rich text editor built on Meta's Lexical framework, providing a modern editing experience with React integration.
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JavaScript
var _class;
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _get() { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get.bind(); } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(arguments.length < 3 ? target : receiver); } return desc.value; }; } return _get.apply(this, arguments); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { registerDragonSupport } from '@lexical/dragon';
import { registerHistory } from '@lexical/history';
import { $createHeadingNode, $createQuoteNode, $isHeadingNode, $isQuoteNode, HeadingNode, QuoteNode, registerRichText } from '@lexical/rich-text';
import { CAN_USE_DOM } from '@lexical/utils';
import { $createLineBreakNode, $createParagraphNode, $getSelection, $isRangeSelection, $isTextNode, COMMAND_PRIORITY_CRITICAL, COMMAND_PRIORITY_HIGH, INSERT_LINE_BREAK_COMMAND, INSERT_PARAGRAPH_COMMAND, PASTE_COMMAND, ParagraphNode, TEXT_TYPE_TO_FORMAT, TextNode } from 'lexical';
import { noop } from "../../../editor-kernel";
import { INodeHelper } from "../../../editor-kernel/inode/helper";
import { KernelPlugin } from "../../../editor-kernel/plugin";
import { ILitexmlService } from "../../litexml";
import { IMarkdownShortCutService } from "../../markdown/service/shortcut";
import { isPunctuationChar } from "../../markdown/utils";
import { registerCommands } from "../command";
import JSONDataSource from "../data-source/json-data-source";
import TextDataSource from "../data-source/text-data-source";
import { patchBreakLine, registerBreakLineClick } from "../node/ElementDOMSlot";
import { CursorNode, registerCursorNode } from "../node/cursor";
import { $isCursorInQuote, $isCursorInTable, createBlockNode, sampleReader } from "../utils";
import { registerMDReader } from "./mdReader";
import { registerHeaderBackspace, registerLastElement, registerRichKeydown } from "./register";
patchBreakLine();
export var CommonPlugin = (_class = /*#__PURE__*/function (_KernelPlugin) {
_inherits(CommonPlugin, _KernelPlugin);
var _super = _createSuper(CommonPlugin);
function CommonPlugin(kernel) {
var _this;
var config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
_classCallCheck(this, CommonPlugin);
_this = _super.call(this);
// Register the JSON data source
_this.kernel = kernel;
_this.config = config;
kernel.registerDataSource(new JSONDataSource('json'));
// Register the text data source
kernel.registerDataSource(new TextDataSource('text'));
// Register common nodes and themes
kernel.registerNodes([HeadingNode, QuoteNode, CursorNode]);
if (config !== null && config !== void 0 && config.theme) {
kernel.registerThemes({
quote: config.theme.quote,
text: {
bold: config.theme.textBold,
code: config.theme.textCode,
highlight: config.theme.textHighlight,
italic: config.theme.textItalic,
strikethrough: config.theme.textStrikethrough,
subscript: config.theme.textSubscript,
superscript: config.theme.textSuperscript,
underline: config.theme.textUnderline,
underlineStrikethrough: config.theme.textUnderlineStrikethrough
}
});
}
return _this;
}
_createClass(CommonPlugin, [{
key: "registerMarkdown",
value: function registerMarkdown(kernel) {
var _this$config$markdown, _this$config;
var markdownService = kernel.requireService(IMarkdownShortCutService);
if (!markdownService) {
return;
}
// Parse markdown options
var markdownOption = (_this$config$markdown = (_this$config = this.config) === null || _this$config === void 0 ? void 0 : _this$config.markdownOption) !== null && _this$config$markdown !== void 0 ? _this$config$markdown : true;
var isMarkdownEnabled = markdownOption !== false;
var breakMark = isMarkdownEnabled ? '\n\n' : '\n';
// Determine which formats are enabled
var formats = {
bold: true,
header: true,
italic: true,
quote: true,
strikethrough: true,
subscript: false,
// Disabled by default
superscript: false // Disabled by default
// Note: code, underline, underlineStrikethrough are handled by other plugins/writers
};
if (_typeof(markdownOption) === 'object') {
var _markdownOption$bold, _markdownOption$heade, _markdownOption$itali, _markdownOption$quote, _markdownOption$strik, _markdownOption$subsc, _markdownOption$super;
formats.bold = (_markdownOption$bold = markdownOption.bold) !== null && _markdownOption$bold !== void 0 ? _markdownOption$bold : true;
formats.header = (_markdownOption$heade = markdownOption.header) !== null && _markdownOption$heade !== void 0 ? _markdownOption$heade : true;
formats.italic = (_markdownOption$itali = markdownOption.italic) !== null && _markdownOption$itali !== void 0 ? _markdownOption$itali : true;
formats.quote = (_markdownOption$quote = markdownOption.quote) !== null && _markdownOption$quote !== void 0 ? _markdownOption$quote : true;
formats.strikethrough = (_markdownOption$strik = markdownOption.strikethrough) !== null && _markdownOption$strik !== void 0 ? _markdownOption$strik : true;
formats.subscript = (_markdownOption$subsc = markdownOption.subscript) !== null && _markdownOption$subsc !== void 0 ? _markdownOption$subsc : false;
formats.superscript = (_markdownOption$super = markdownOption.superscript) !== null && _markdownOption$super !== void 0 ? _markdownOption$super : false;
}
// Register quote shortcut if enabled
if (formats.quote) {
markdownService.registerMarkdownShortCut({
regExp: /^>\s/,
replace: function replace(parentNode, children, _match, isImport) {
if (isImport) {
var previousNode = parentNode.getPreviousSibling();
if ($isQuoteNode(previousNode)) {
previousNode.splice(previousNode.getChildrenSize(), 0, [$createLineBreakNode()].concat(_toConsumableArray(children)));
parentNode.remove();
return;
}
}
var node = $createQuoteNode();
node.append.apply(node, _toConsumableArray(children));
parentNode.replace(node);
if (!isImport) {
node.select(0, 0);
}
},
type: 'element'
});
}
// Register header shortcut if enabled
if (formats.header) {
markdownService.registerMarkdownShortCut({
regExp: /^(#{1,6})\s/,
replace: createBlockNode(function (match, parentNode) {
var tag = 'h' + match[1].length;
if ($isHeadingNode(parentNode) && parentNode.getTag() === tag) {
return $createParagraphNode();
}
return $createHeadingNode(tag);
}),
type: 'element'
});
}
// Register text format shortcuts based on enabled formats
var textFormatShortcuts = [];
if (formats.bold) {
textFormatShortcuts.push({
format: ['bold'],
tag: '**',
type: 'text-format'
}, {
format: ['bold'],
intraword: false,
tag: '__',
type: 'text-format'
});
}
if (formats.strikethrough) {
textFormatShortcuts.push({
format: ['strikethrough'],
tag: '~~',
type: 'text-format'
});
}
if (formats.italic) {
textFormatShortcuts.push({
format: ['italic'],
tag: '*',
type: 'text-format'
}, {
format: ['italic'],
intraword: false,
tag: '_',
type: 'text-format'
});
}
if (formats.superscript) {
textFormatShortcuts.push({
format: ['superscript'],
tag: '^',
type: 'text-format'
});
}
if (formats.subscript) {
textFormatShortcuts.push({
format: ['subscript'],
tag: '~',
type: 'text-format'
});
}
if (textFormatShortcuts.length > 0) {
markdownService.registerMarkdownShortCuts(textFormatShortcuts);
}
markdownService.registerMarkdownWriter('paragraph', function (ctx) {
ctx.wrap('', '\n\n');
});
markdownService.registerMarkdownWriter('quote', function (ctx, node) {
if ($isQuoteNode(node)) {
ctx.wrap('> ', breakMark);
}
});
markdownService.registerMarkdownWriter('heading', function (ctx, node) {
if ($isHeadingNode(node)) {
switch (node.getTag()) {
case 'h1':
{
ctx.wrap('# ', breakMark);
break;
}
case 'h2':
{
ctx.wrap('## ', breakMark);
break;
}
case 'h3':
{
ctx.wrap('### ', breakMark);
break;
}
case 'h4':
{
ctx.wrap('#### ', breakMark);
break;
}
case 'h5':
{
ctx.wrap('##### ', breakMark);
break;
}
case 'h6':
{
ctx.wrap('###### ', breakMark);
break;
}
default:
{
ctx.wrap('', '\n');
break;
}
}
}
});
markdownService.registerMarkdownWriter('text', function (ctx, node) {
if (!$isTextNode(node)) {
return;
}
var isBold = node.hasFormat('bold');
var isItalic = node.hasFormat('italic');
var isUnderline = node.hasFormat('underline');
var isStrikethrough = node.hasFormat('strikethrough');
var isSuperscript = node.hasFormat('superscript');
var isSubscript = node.hasFormat('subscript');
if (isBold) {
ctx.appendLine('**');
}
if (isStrikethrough) {
ctx.appendLine('~~');
}
if (isItalic) {
ctx.appendLine('_');
}
if (isUnderline) {
ctx.appendLine('<ins>');
}
if (isSuperscript) {
ctx.appendLine('^');
}
if (isSubscript) {
ctx.appendLine('~');
}
var textContent = node.getTextContent();
var res = textContent.match(/\s+$/);
var tailSpace = '';
if (res) {
tailSpace = res[0];
}
var append = textContent.trimEnd();
var lastChar = append.at(-1);
ctx.appendLine(append);
if (isSubscript) {
ctx.appendLine('~');
}
if (isSuperscript) {
ctx.appendLine('^');
}
if (isUnderline) {
ctx.appendLine('</ins>');
}
if (isItalic) {
ctx.appendLine('_');
}
if (isStrikethrough) {
ctx.appendLine('~~');
}
if (isBold) {
ctx.appendLine('**');
}
if (tailSpace) {
ctx.appendLine(tailSpace);
} else if (lastChar && isPunctuationChar(lastChar)) {
ctx.appendLine(' ');
}
});
// Register markdown writer for linebreak nodes (soft line breaks)
markdownService.registerMarkdownWriter('linebreak', function (ctx) {
// In markdown, soft line breaks are represented as two spaces followed by a newline
ctx.appendLine(' \n');
});
// 注册 markdown reader
//
registerMDReader(markdownService);
}
}, {
key: "onInit",
value: function onInit(editor) {
var _this2 = this,
_this$config2;
this.register(this.kernel.registerHighCommand(PASTE_COMMAND, function (event) {
if (!(event instanceof ClipboardEvent)) return false;
var clipboardData = event.clipboardData;
if (!clipboardData) return false;
_this2.kernel.emit('onPaste', event);
return false;
}, COMMAND_PRIORITY_CRITICAL));
this.registerClears(registerRichText(editor), CAN_USE_DOM ? registerDragonSupport(editor) : noop, registerHistory(editor, this.kernel.getHistoryState(), 300), registerHeaderBackspace(editor), registerRichKeydown(editor, this.kernel, {
enableHotkey: (_this$config2 = this.config) === null || _this$config2 === void 0 ? void 0 : _this$config2.enableHotkey
}), registerCommands(editor), registerBreakLineClick(editor), registerCursorNode(editor), registerLastElement(editor),
// Convert soft line breaks (Shift+Enter) to hard line breaks (paragraph breaks)
// This allows breaking out of code blocks with Shift+Enter
editor.registerCommand(INSERT_LINE_BREAK_COMMAND, function () {
// editor.getEditorState().read(() => {
var selection = $getSelection();
if (!$isRangeSelection(selection)) {
return false;
}
// Check if cursor is in a table
var _$isCursorInTable = $isCursorInTable(selection),
inCell = _$isCursorInTable.inCell,
inTable = _$isCursorInTable.inTable;
if (inCell) {
// We're in a table cell, allow normal line break behavior
return false;
}
if (inTable) {
// We're in a table but not in a cell, prevent line break
return false;
}
// Check if cursor is in a quote
var inQuote = $isCursorInQuote(selection);
if (inQuote) {
// We're in a quote block, allow normal line break behavior
// This preserves line breaks within quotes while maintaining quote formatting
return false;
}
// Not in a table or quote, convert to paragraph break
editor.update(function () {
editor.dispatchCommand(INSERT_PARAGRAPH_COMMAND, undefined);
});
return true; // Prevent default line break behavior
}, COMMAND_PRIORITY_HIGH));
this.registerMarkdown(this.kernel);
this.registerLiteXml();
}
}, {
key: "registerLiteXml",
value: function registerLiteXml() {
var litexmlService = this.kernel.requireService(ILitexmlService);
if (!litexmlService) {
return;
}
litexmlService.registerXMLWriter(TextNode.getType(), function (node, ctx) {
var attr = {};
if ($isTextNode(node)) {
if (node.hasFormat('bold')) {
attr['bold'] = 'true';
}
if (node.hasFormat('italic')) {
attr['italic'] = 'true';
}
if (node.hasFormat('underline')) {
attr['underline'] = 'true';
}
if (node.hasFormat('strikethrough')) {
attr['strikethrough'] = 'true';
}
if (node.hasFormat('subscript')) {
attr['subscript'] = 'true';
}
if (node.hasFormat('superscript')) {
attr['superscript'] = 'true';
}
return ctx.createXmlNode('span', attr, node.getTextContent());
}
return false;
});
litexmlService.registerXMLReader('b', sampleReader.bind(this, TEXT_TYPE_TO_FORMAT['bold']));
litexmlService.registerXMLReader('strong', sampleReader.bind(this, TEXT_TYPE_TO_FORMAT['bold']));
litexmlService.registerXMLReader('i', sampleReader.bind(this, TEXT_TYPE_TO_FORMAT['italic']));
litexmlService.registerXMLReader('emphasis', sampleReader.bind(this, TEXT_TYPE_TO_FORMAT['italic']));
litexmlService.registerXMLReader('u', sampleReader.bind(this, TEXT_TYPE_TO_FORMAT['underline']));
litexmlService.registerXMLReader('ins', sampleReader.bind(this, TEXT_TYPE_TO_FORMAT['underline']));
litexmlService.registerXMLReader('span', function (xmlElement, children) {
var bold = xmlElement.getAttribute('bold');
var italic = xmlElement.getAttribute('italic');
var underline = xmlElement.getAttribute('underline');
var strikethrough = xmlElement.getAttribute('strikethrough');
var subscript = xmlElement.getAttribute('subscript');
var superscript = xmlElement.getAttribute('superscript');
var format = 0;
if (bold === 'true') {
format |= TEXT_TYPE_TO_FORMAT['bold'];
}
if (italic === 'true') {
format |= TEXT_TYPE_TO_FORMAT['italic'];
}
if (underline === 'true') {
format |= TEXT_TYPE_TO_FORMAT['underline'];
}
if (strikethrough === 'true') {
format |= TEXT_TYPE_TO_FORMAT['strikethrough'];
}
if (subscript === 'true') {
format |= TEXT_TYPE_TO_FORMAT['subscript'];
}
if (superscript === 'true') {
format |= TEXT_TYPE_TO_FORMAT['superscript'];
}
children.forEach(function (child) {
if (INodeHelper.isTextNode(child)) {
child.format = (child.format || 0) | format;
}
});
return children;
});
litexmlService.registerXMLWriter('quote', function (node, ctx) {
if ($isQuoteNode(node)) {
return ctx.createXmlNode('quote', {});
}
return false;
});
litexmlService.registerXMLWriter('heading', function (node, ctx) {
if ($isHeadingNode(node)) {
return ctx.createXmlNode(node.getTag(), {});
}
return false;
});
litexmlService.registerXMLWriter(ParagraphNode.getType(), function (node, ctx) {
return ctx.createXmlNode('p', {});
});
litexmlService.registerXMLReader('quote', function (xmlElement, children) {
return INodeHelper.createElementNode(QuoteNode.getType(), {
children: children
});
});
litexmlService.registerXMLReader('p', function (xmlElement, children) {
return INodeHelper.createElementNode(ParagraphNode.getType(), {
children: children
});
});
var headingTags = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'];
headingTags.forEach(function (tag) {
litexmlService.registerXMLReader(tag, function (xmlElement, children) {
return INodeHelper.createElementNode(HeadingNode.getType(), {
children: children,
tag: tag
});
});
});
}
}, {
key: "destroy",
value: function destroy() {
// Cleanup logic
_get(_getPrototypeOf(CommonPlugin.prototype), "destroy", this).call(this);
}
}]);
return CommonPlugin;
}(KernelPlugin), _defineProperty(_class, "pluginName", 'CommonPlugin'), _class);