Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory : /home/corals/vreg/node_modules/html-to-image/es/ |
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { toArray } from './util';
import { shouldEmbed, embedResources } from './embedResources';
const cssFetchCache = {};
function fetchCSS(url) {
const cache = cssFetchCache[url];
if (cache != null) {
return cache;
}
const deferred = window.fetch(url).then((res) => ({
url,
cssText: res.text(),
}));
cssFetchCache[url] = deferred;
return deferred;
}
function embedFonts(meta) {
return __awaiter(this, void 0, void 0, function* () {
return meta.cssText.then((raw) => {
let cssText = raw;
const regexUrl = /url\(["']?([^"')]+)["']?\)/g;
const fontLocs = cssText.match(/url\([^)]+\)/g) || [];
const loadFonts = fontLocs.map((location) => {
let url = location.replace(regexUrl, '$1');
if (!url.startsWith('https://')) {
url = new URL(url, meta.url).href;
}
// eslint-disable-next-line promise/no-nesting
return window
.fetch(url)
.then((res) => res.blob())
.then((blob) => new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onloadend = () => {
// Side Effect
cssText = cssText.replace(location, `url(${reader.result})`);
resolve([location, reader.result]);
};
reader.onerror = reject;
reader.readAsDataURL(blob);
}));
});
// eslint-disable-next-line promise/no-nesting
return Promise.all(loadFonts).then(() => cssText);
});
});
}
function parseCSS(source) {
if (source == null) {
return [];
}
const result = [];
const commentsRegex = /(\/\*[\s\S]*?\*\/)/gi;
// strip out comments
let cssText = source.replace(commentsRegex, '');
const keyframesRegex = new RegExp('((@.*?keyframes [\\s\\S]*?){([\\s\\S]*?}\\s*?)})', 'gi');
// eslint-disable-next-line no-constant-condition
while (true) {
const matches = keyframesRegex.exec(cssText);
if (matches === null) {
break;
}
result.push(matches[0]);
}
cssText = cssText.replace(keyframesRegex, '');
const importRegex = /@import[\s\S]*?url\([^)]*\)[\s\S]*?;/gi;
// to match css & media queries together
const combinedCSSRegex = '((\\s*?(?:\\/\\*[\\s\\S]*?\\*\\/)?\\s*?@media[\\s\\S]' +
'*?){([\\s\\S]*?)}\\s*?})|(([\\s\\S]*?){([\\s\\S]*?)})';
// unified regex
const unifiedRegex = new RegExp(combinedCSSRegex, 'gi');
// eslint-disable-next-line no-constant-condition
while (true) {
let matches = importRegex.exec(cssText);
if (matches === null) {
matches = unifiedRegex.exec(cssText);
if (matches === null) {
break;
}
else {
importRegex.lastIndex = unifiedRegex.lastIndex;
}
}
else {
unifiedRegex.lastIndex = importRegex.lastIndex;
}
result.push(matches[0]);
}
return result;
}
function getCSSRules(styleSheets) {
return __awaiter(this, void 0, void 0, function* () {
const ret = [];
const deferreds = [];
// First loop inlines imports
styleSheets.forEach((sheet) => {
if ('cssRules' in sheet) {
try {
toArray(sheet.cssRules).forEach((item, index) => {
if (item.type === CSSRule.IMPORT_RULE) {
let importIndex = index + 1;
const url = item.href;
const deferred = fetchCSS(url)
.then((metadata) => (metadata ? embedFonts(metadata) : ''))
.then((cssText) => parseCSS(cssText).forEach((rule) => {
try {
sheet.insertRule(rule, rule.startsWith('@import')
? (importIndex += 1)
: sheet.cssRules.length);
}
catch (error) {
console.error('Error inserting rule from remote css', {
rule,
error,
});
}
}))
.catch((e) => {
console.error('Error loading remote css', e.toString());
});
deferreds.push(deferred);
}
});
}
catch (e) {
const inline = styleSheets.find((a) => a.href == null) || document.styleSheets[0];
if (sheet.href != null) {
deferreds.push(fetchCSS(sheet.href)
.then((metadata) => (metadata ? embedFonts(metadata) : ''))
.then((cssText) => parseCSS(cssText).forEach((rule) => {
inline.insertRule(rule, sheet.cssRules.length);
}))
.catch((err) => {
console.error('Error loading remote stylesheet', err.toString());
}));
}
console.error('Error inlining remote css file', e.toString());
}
}
});
return Promise.all(deferreds).then(() => {
// Second loop parses rules
styleSheets.forEach((sheet) => {
if ('cssRules' in sheet) {
try {
toArray(sheet.cssRules).forEach((item) => {
ret.push(item);
});
}
catch (e) {
console.error(`Error while reading CSS rules from ${sheet.href}`, e.toString());
}
}
});
return ret;
});
});
}
function getWebFontRules(cssRules) {
return cssRules
.filter((rule) => rule.type === CSSRule.FONT_FACE_RULE)
.filter((rule) => shouldEmbed(rule.style.getPropertyValue('src')));
}
function parseWebFontRules(node) {
return __awaiter(this, void 0, void 0, function* () {
return new Promise((resolve, reject) => {
if (node.ownerDocument == null) {
reject(new Error('Provided element is not within a Document'));
}
resolve(toArray(node.ownerDocument.styleSheets));
})
.then((styleSheets) => getCSSRules(styleSheets))
.then(getWebFontRules);
});
}
export function getWebFontCSS(node, options) {
return __awaiter(this, void 0, void 0, function* () {
return parseWebFontRules(node)
.then((rules) => Promise.all(rules.map((rule) => {
const baseUrl = rule.parentStyleSheet
? rule.parentStyleSheet.href
: null;
return embedResources(rule.cssText, baseUrl, options);
})))
.then((cssTexts) => cssTexts.join('\n'));
});
}
export function embedWebFonts(clonedNode, options) {
return __awaiter(this, void 0, void 0, function* () {
return (options.fontEmbedCSS != null
? Promise.resolve(options.fontEmbedCSS)
: getWebFontCSS(clonedNode, options)).then((cssText) => {
const styleNode = document.createElement('style');
const sytleContent = document.createTextNode(cssText);
styleNode.appendChild(sytleContent);
if (clonedNode.firstChild) {
clonedNode.insertBefore(styleNode, clonedNode.firstChild);
}
else {
clonedNode.appendChild(styleNode);
}
return clonedNode;
});
});
}
//# sourceMappingURL=embedWebFonts.js.map