url-image-size
Version:
Get URL(ex. s3, cloudfront...) image size
56 lines (55 loc) • 2.33 kB
JavaScript
;
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());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getImageSize = void 0;
const http_1 = __importDefault(require("http"));
const https_1 = __importDefault(require("https"));
const image_size_1 = __importDefault(require("image-size"));
const getImageSize = (url) => __awaiter(void 0, void 0, void 0, function* () {
return new Promise((resolve, reject) => {
const aa = (res) => {
if (!res.statusCode) {
return reject(new Error(`no statucCode`));
}
else {
if (res.statusCode < 200 || res.statusCode >= 300) {
return reject(new Error(`Status Code: ${res.statusCode}`));
}
const data = [];
res.on('data', (chunk) => {
data.push(chunk);
});
res.on('end', () => resolve(image_size_1.default(Buffer.concat(data))));
}
};
let req;
if (url.protocol === 'http:') {
req = http_1.default.get(url, (res) => {
aa(res);
});
}
else if (url.protocol === 'https:') {
req = https_1.default.get(url, (res) => {
aa(res);
});
}
if (!req) {
return reject(new Error(`protocol error`));
}
req.on('error', reject);
req.end();
});
});
exports.getImageSize = getImageSize;
exports.default = exports.getImageSize;