molstar
Version:
A comprehensive macromolecular library.
92 lines (91 loc) • 3.58 kB
JavaScript
;
/**
* Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author David Sehnal <david.sehnal@gmail.com>
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.downloadCif = exports.openCif = void 0;
var tslib_1 = require("tslib");
var util = tslib_1.__importStar(require("util"));
var fs = tslib_1.__importStar(require("fs"));
var node_fetch_1 = tslib_1.__importDefault(require("node-fetch"));
require('util.promisify').shim();
var cif_1 = require("../../mol-io/reader/cif");
var mol_task_1 = require("../../mol-task");
var readFileAsync = util.promisify(fs.readFile);
function readFile(path) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var input, data, i;
return tslib_1.__generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!path.match(/\.bcif$/)) return [3 /*break*/, 2];
return [4 /*yield*/, readFileAsync(path)];
case 1:
input = _a.sent();
data = new Uint8Array(input.byteLength);
for (i = 0; i < input.byteLength; i++)
data[i] = input[i];
return [2 /*return*/, data];
case 2: return [2 /*return*/, readFileAsync(path, 'utf8')];
}
});
});
}
function parseCif(data) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var comp, parsed;
return tslib_1.__generator(this, function (_a) {
switch (_a.label) {
case 0:
comp = cif_1.CIF.parse(data);
return [4 /*yield*/, comp.run(function (p) { return console.log(mol_task_1.Progress.format(p)); }, 250)];
case 1:
parsed = _a.sent();
if (parsed.isError)
throw parsed;
return [2 /*return*/, parsed.result];
}
});
});
}
function openCif(path) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var data;
return tslib_1.__generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, readFile(path)];
case 1:
data = _a.sent();
return [2 /*return*/, parseCif(data)];
}
});
});
}
exports.openCif = openCif;
function downloadCif(url, isBinary) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var data, _a, _b, _c;
return tslib_1.__generator(this, function (_d) {
switch (_d.label) {
case 0: return [4 /*yield*/, (0, node_fetch_1.default)(url)];
case 1:
data = _d.sent();
_a = parseCif;
if (!isBinary) return [3 /*break*/, 3];
_c = Uint8Array.bind;
return [4 /*yield*/, data.arrayBuffer()];
case 2:
_b = new (_c.apply(Uint8Array, [void 0, _d.sent()]))();
return [3 /*break*/, 5];
case 3: return [4 /*yield*/, data.text()];
case 4:
_b = _d.sent();
_d.label = 5;
case 5: return [2 /*return*/, _a.apply(void 0, [_b])];
}
});
});
}
exports.downloadCif = downloadCif;