aws-cloudfront-sign/dist/esm/canned-policy.js

Utility module for signing AWS CloudFront URLs

var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _CannedPolicy_instances, _CannedPolicy_validate;
import { assert } from './utils';
class CannedPolicy {
    constructor(url, expireTime, ipRange) {
        _CannedPolicy_instances.add(this);
        this.url = url;
        this.expireTime = Math.round(expireTime / 1000) || undefined;
        this.ipRange = ipRange;
    }
    toJSON() {
        __classPrivateFieldGet(this, _CannedPolicy_instances, "m", _CannedPolicy_validate).call(this);
        const policy = {
            Statement: [{
                    Resource: this.url,
                    Condition: {
                        DateLessThan: {
                            'AWS:EpochTime': this.expireTime
                        }
                    }
                }]
        };
        if (this.ipRange) {
            policy.Statement[0].Condition.IpAddress = {
                'AWS:SourceIp': this.ipRange
            };
        }
        return JSON.stringify(policy);
    }
}
_CannedPolicy_instances = new WeakSet(), _CannedPolicy_validate = function _CannedPolicy_validate() {
    assert(!!this.url, 'Missing param: url');
    assert(!!this.expireTime, 'Missing param: expireTime');
    assert(this.expireTime < 2147483647, 'expireTime must be less than January 19, 2038 03:14:08 GMT ' +
        'due to the limits of UNIX time');
    assert(this.expireTime > (new Date().getTime() / 1000), 'expireTime must be after the current time');
    return true;
};
export default CannedPolicy;
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