botframework-webchat-component
Version:
React component of botframework-webchat
44 lines (43 loc) • 7.14 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = readDataURIToBlob;
exports.parse = parse;
var _base64Js = require("base64-js");
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
var PATTERN = /^data:((?:(?!,)[\s\S])*?)(;(base64))?,([\+\/-9=A-Za-z]+)/;
var DEFAULT_CONTENT_TYPE = 'text/plain;charset=US-ASCII';
function parse(dataURI) {
var match = PATTERN.exec(dataURI);
if (!match) {
return;
}
var _match = _slicedToArray(match, 5),
contentType = _match[1],
encoding = _match[3],
base64 = _match[4];
if (encoding !== 'base64') {
return;
}
return {
base64: base64,
contentType: contentType || DEFAULT_CONTENT_TYPE,
encoding: encoding
};
}
function readDataURIToBlob(dataURI) {
var parsed = parse(dataURI);
if (!parsed) {
return;
}
return new Blob([(0, _base64Js.toByteArray)(parsed.base64)], {
type: parsed.contentType
});
}
//# sourceMappingURL=data:application/json;charset=utf-8;base64,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