289 lines
14 KiB
JavaScript
289 lines
14 KiB
JavaScript
"use strict";
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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function verb(n) { return function (v) { return step([n, v]); }; }
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function step(op) {
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if (f) throw new TypeError("Generator is already executing.");
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while (g && (g = 0, op[0] && (_ = 0)), _) try {
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if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
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if (y = 0, t) op = [op[0] & 2, t.value];
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switch (op[0]) {
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case 0: case 1: t = op; break;
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case 4: _.label++; return { value: op[1], done: false };
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case 5: _.label++; y = op[1]; op = [0]; continue;
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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default:
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if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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if (t[2]) _.ops.pop();
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_.trys.pop(); continue;
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}
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op = body.call(thisArg, _);
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} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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}
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.cloneNode = void 0;
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var clone_pseudos_1 = require("./clone-pseudos");
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var util_1 = require("./util");
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var mimes_1 = require("./mimes");
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var dataurl_1 = require("./dataurl");
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function cloneCanvasElement(canvas) {
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return __awaiter(this, void 0, void 0, function () {
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var dataURL;
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return __generator(this, function (_a) {
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dataURL = canvas.toDataURL();
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if (dataURL === 'data:,') {
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return [2 /*return*/, canvas.cloneNode(false)];
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}
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return [2 /*return*/, (0, util_1.createImage)(dataURL)];
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});
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});
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}
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function cloneVideoElement(video, options) {
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return __awaiter(this, void 0, void 0, function () {
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var canvas, ctx, dataURL_1, poster, contentType, dataURL;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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if (video.currentSrc) {
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canvas = document.createElement('canvas');
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ctx = canvas.getContext('2d');
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canvas.width = video.clientWidth;
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canvas.height = video.clientHeight;
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ctx === null || ctx === void 0 ? void 0 : ctx.drawImage(video, 0, 0, canvas.width, canvas.height);
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dataURL_1 = canvas.toDataURL();
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return [2 /*return*/, (0, util_1.createImage)(dataURL_1)];
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}
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poster = video.poster;
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contentType = (0, mimes_1.getMimeType)(poster);
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return [4 /*yield*/, (0, dataurl_1.resourceToDataURL)(poster, contentType, options)];
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case 1:
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dataURL = _a.sent();
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return [2 /*return*/, (0, util_1.createImage)(dataURL)];
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}
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});
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});
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}
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function cloneIFrameElement(iframe, options) {
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var _a;
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return __awaiter(this, void 0, void 0, function () {
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var _b;
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return __generator(this, function (_c) {
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switch (_c.label) {
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case 0:
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_c.trys.push([0, 3, , 4]);
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if (!((_a = iframe === null || iframe === void 0 ? void 0 : iframe.contentDocument) === null || _a === void 0 ? void 0 : _a.body)) return [3 /*break*/, 2];
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return [4 /*yield*/, cloneNode(iframe.contentDocument.body, options, true)];
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case 1: return [2 /*return*/, (_c.sent())];
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case 2: return [3 /*break*/, 4];
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case 3:
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_b = _c.sent();
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return [3 /*break*/, 4];
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case 4: return [2 /*return*/, iframe.cloneNode(false)];
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}
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});
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});
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}
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function cloneSingleNode(node, options) {
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return __awaiter(this, void 0, void 0, function () {
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return __generator(this, function (_a) {
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if ((0, util_1.isInstanceOfElement)(node, HTMLCanvasElement)) {
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return [2 /*return*/, cloneCanvasElement(node)];
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}
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if ((0, util_1.isInstanceOfElement)(node, HTMLVideoElement)) {
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return [2 /*return*/, cloneVideoElement(node, options)];
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}
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if ((0, util_1.isInstanceOfElement)(node, HTMLIFrameElement)) {
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return [2 /*return*/, cloneIFrameElement(node, options)];
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}
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return [2 /*return*/, node.cloneNode(isSVGElement(node))];
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});
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});
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}
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var isSlotElement = function (node) {
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return node.tagName != null && node.tagName.toUpperCase() === 'SLOT';
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};
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var isSVGElement = function (node) {
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return node.tagName != null && node.tagName.toUpperCase() === 'SVG';
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};
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function cloneChildren(nativeNode, clonedNode, options) {
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var _a, _b;
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return __awaiter(this, void 0, void 0, function () {
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var children;
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return __generator(this, function (_c) {
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switch (_c.label) {
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case 0:
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if (isSVGElement(clonedNode)) {
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return [2 /*return*/, clonedNode];
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}
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children = [];
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if (isSlotElement(nativeNode) && nativeNode.assignedNodes) {
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children = (0, util_1.toArray)(nativeNode.assignedNodes());
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}
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else if ((0, util_1.isInstanceOfElement)(nativeNode, HTMLIFrameElement) &&
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((_a = nativeNode.contentDocument) === null || _a === void 0 ? void 0 : _a.body)) {
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children = (0, util_1.toArray)(nativeNode.contentDocument.body.childNodes);
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}
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else {
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children = (0, util_1.toArray)(((_b = nativeNode.shadowRoot) !== null && _b !== void 0 ? _b : nativeNode).childNodes);
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}
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if (children.length === 0 ||
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(0, util_1.isInstanceOfElement)(nativeNode, HTMLVideoElement)) {
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return [2 /*return*/, clonedNode];
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}
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return [4 /*yield*/, children.reduce(function (deferred, child) {
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return deferred
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.then(function () { return cloneNode(child, options); })
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.then(function (clonedChild) {
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if (clonedChild) {
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clonedNode.appendChild(clonedChild);
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}
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});
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}, Promise.resolve())];
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case 1:
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_c.sent();
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return [2 /*return*/, clonedNode];
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}
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});
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});
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}
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function cloneCSSStyle(nativeNode, clonedNode, options) {
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var targetStyle = clonedNode.style;
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if (!targetStyle) {
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return;
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}
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var sourceStyle = window.getComputedStyle(nativeNode);
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if (sourceStyle.cssText) {
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targetStyle.cssText = sourceStyle.cssText;
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targetStyle.transformOrigin = sourceStyle.transformOrigin;
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}
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else {
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(0, util_1.getStyleProperties)(options).forEach(function (name) {
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var value = sourceStyle.getPropertyValue(name);
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if (name === 'font-size' && value.endsWith('px')) {
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var reducedFont = Math.floor(parseFloat(value.substring(0, value.length - 2))) - 0.1;
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value = "".concat(reducedFont, "px");
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}
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if ((0, util_1.isInstanceOfElement)(nativeNode, HTMLIFrameElement) &&
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name === 'display' &&
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value === 'inline') {
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value = 'block';
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}
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if (name === 'd' && clonedNode.getAttribute('d')) {
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value = "path(".concat(clonedNode.getAttribute('d'), ")");
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}
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targetStyle.setProperty(name, value, sourceStyle.getPropertyPriority(name));
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});
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}
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}
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function cloneInputValue(nativeNode, clonedNode) {
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if ((0, util_1.isInstanceOfElement)(nativeNode, HTMLTextAreaElement)) {
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clonedNode.innerHTML = nativeNode.value;
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}
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if ((0, util_1.isInstanceOfElement)(nativeNode, HTMLInputElement)) {
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clonedNode.setAttribute('value', nativeNode.value);
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}
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}
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function cloneSelectValue(nativeNode, clonedNode) {
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if ((0, util_1.isInstanceOfElement)(nativeNode, HTMLSelectElement)) {
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var clonedSelect = clonedNode;
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var selectedOption = Array.from(clonedSelect.children).find(function (child) { return nativeNode.value === child.getAttribute('value'); });
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if (selectedOption) {
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selectedOption.setAttribute('selected', '');
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}
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}
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}
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function decorate(nativeNode, clonedNode, options) {
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if ((0, util_1.isInstanceOfElement)(clonedNode, Element)) {
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cloneCSSStyle(nativeNode, clonedNode, options);
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(0, clone_pseudos_1.clonePseudoElements)(nativeNode, clonedNode, options);
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cloneInputValue(nativeNode, clonedNode);
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cloneSelectValue(nativeNode, clonedNode);
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}
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return clonedNode;
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}
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function ensureSVGSymbols(clone, options) {
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return __awaiter(this, void 0, void 0, function () {
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var uses, processedDefs, i, use, id, exist, definition, _a, _b, nodes, ns, svg, defs, i;
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return __generator(this, function (_c) {
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switch (_c.label) {
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case 0:
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uses = clone.querySelectorAll ? clone.querySelectorAll('use') : [];
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if (uses.length === 0) {
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return [2 /*return*/, clone];
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}
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processedDefs = {};
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i = 0;
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_c.label = 1;
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case 1:
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if (!(i < uses.length)) return [3 /*break*/, 4];
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use = uses[i];
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id = use.getAttribute('xlink:href');
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if (!id) return [3 /*break*/, 3];
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exist = clone.querySelector(id);
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definition = document.querySelector(id);
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if (!(!exist && definition && !processedDefs[id])) return [3 /*break*/, 3];
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// eslint-disable-next-line no-await-in-loop
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_a = processedDefs;
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_b = id;
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return [4 /*yield*/, cloneNode(definition, options, true)];
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case 2:
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// eslint-disable-next-line no-await-in-loop
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_a[_b] = (_c.sent());
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_c.label = 3;
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case 3:
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i++;
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return [3 /*break*/, 1];
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case 4:
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nodes = Object.values(processedDefs);
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if (nodes.length) {
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ns = 'http://www.w3.org/1999/xhtml';
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svg = document.createElementNS(ns, 'svg');
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svg.setAttribute('xmlns', ns);
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svg.style.position = 'absolute';
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svg.style.width = '0';
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svg.style.height = '0';
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svg.style.overflow = 'hidden';
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svg.style.display = 'none';
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defs = document.createElementNS(ns, 'defs');
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svg.appendChild(defs);
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for (i = 0; i < nodes.length; i++) {
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defs.appendChild(nodes[i]);
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}
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clone.appendChild(svg);
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}
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return [2 /*return*/, clone];
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}
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});
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});
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}
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function cloneNode(node, options, isRoot) {
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return __awaiter(this, void 0, void 0, function () {
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return __generator(this, function (_a) {
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if (!isRoot && options.filter && !options.filter(node)) {
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return [2 /*return*/, null];
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}
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return [2 /*return*/, Promise.resolve(node)
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.then(function (clonedNode) { return cloneSingleNode(clonedNode, options); })
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.then(function (clonedNode) { return cloneChildren(node, clonedNode, options); })
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.then(function (clonedNode) { return decorate(node, clonedNode, options); })
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.then(function (clonedNode) { return ensureSVGSymbols(clonedNode, options); })];
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});
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});
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}
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exports.cloneNode = cloneNode;
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//# sourceMappingURL=clone-node.js.map
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