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29 lines
972 B
29 lines
972 B
"use strict";
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function getHeaderValueFromOptions(options) {
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var DEFAULT_PERMITTED_POLICIES = 'none';
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var ALLOWED_POLICIES = [
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'none',
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'master-only',
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'by-content-type',
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'all',
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];
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var permittedPolicies;
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if ('permittedPolicies' in options) {
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permittedPolicies = options.permittedPolicies;
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}
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else {
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permittedPolicies = DEFAULT_PERMITTED_POLICIES;
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}
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if (ALLOWED_POLICIES.indexOf(permittedPolicies) === -1) {
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throw new Error("\"" + permittedPolicies + "\" is not a valid permitted policy. Allowed values: " + ALLOWED_POLICIES.join(', ') + ".");
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}
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return permittedPolicies;
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}
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module.exports = function crossdomain(options) {
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if (options === void 0) { options = {}; }
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var headerValue = getHeaderValueFromOptions(options);
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return function crossdomain(_req, res, next) {
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res.setHeader('X-Permitted-Cross-Domain-Policies', headerValue);
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next();
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};
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};
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