react-pdf-html
Version:
Html component for react-pdf with CSS support
57 lines • 2.49 kB
JavaScript
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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());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.fetchStylesheets = exports.fetchStylesheet = exports.CSS_CACHE = void 0;
const node_html_parser_1 = require("node-html-parser");
const parse_js_1 = require("./parse.js");
const cache_js_1 = require("./cache.js");
exports.CSS_CACHE = (0, cache_js_1.createCache)({ limit: 30 });
const fetchStylesheet = (src, fetchOptions, cache = true) => __awaiter(void 0, void 0, void 0, function* () {
let image;
if (cache && exports.CSS_CACHE.get(src)) {
return exports.CSS_CACHE.get(src);
}
else {
image = yield (yield fetch(src, fetchOptions)).text();
}
if (!image) {
throw new Error('Cannot resolve image');
}
if (cache) {
exports.CSS_CACHE.set(src, image);
}
return image;
});
exports.fetchStylesheet = fetchStylesheet;
const fetchStylesheets = (html, fetchOptions) => __awaiter(void 0, void 0, void 0, function* () {
const document = (0, node_html_parser_1.parse)(html, { comment: false });
const stylesheets = [];
const promises = document
.querySelectorAll('link[rel="stylesheet"][href]')
.map((styleNode) => __awaiter(void 0, void 0, void 0, function* () {
try {
const styleText = yield (0, exports.fetchStylesheet)(styleNode.getAttribute('href'), fetchOptions);
if (styleText) {
stylesheets.push((0, parse_js_1.convertStylesheet)(styleText));
}
}
catch (e) {
console.error(`Unable to get remote CSS file ${styleNode.getAttribute('href')}`, e);
}
}));
try {
yield Promise.all(promises);
}
catch (e) { }
return stylesheets;
});
exports.fetchStylesheets = fetchStylesheets;
//# sourceMappingURL=remoteCss.js.map