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/**
* This file is part of Haketilo.
*
* Function: Injecting policy to page by modifying HTTP headers.
*
* Copyright (C) 2021 Wojtek Kosior
* Copyright (C) 2021 jahoti
* Redistribution terms are gathered in the `copyright' file.
*/
/*
* IMPORTS_START
* IMPORT make_csp_rule
* IMPORT csp_header_regex
* Re-enable the import below once nonce stuff here is ready
* !mport gen_nonce
* IMPORTS_END
*/
function inject_csp_headers(headers, policy)
{
let csp_headers;
if (policy.payload) {
headers = headers.filter(h => !csp_header_regex.test(h.name));
// TODO: make CSP rules with nonces and facilitate passing them to
// content scripts via dynamic content script registration or
// synchronous XHRs
// policy.nonce = gen_nonce();
}
if (!policy.allow && (policy.nonce || !policy.payload)) {
headers.push({
name: "content-security-policy",
value: make_csp_rule(policy)
});
}
return headers;
}
/*
* EXPORTS_START
* EXPORT inject_csp_headers
* EXPORTS_END
*/
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