wttp-core/dist/cjs/src/utils/presets.js

Core contracts, interfaces, and TypeScript types for the Web3 Transfer Protocol (WTTP).

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CORSPreset = void 0;
exports.loadCspPreset = loadCspPreset;
var CORSPreset;
(function (CORSPreset) {
    CORSPreset[CORSPreset["NONE"] = 0] = "NONE";
    CORSPreset[CORSPreset["PUBLIC"] = 1] = "PUBLIC";
    CORSPreset[CORSPreset["RESTRICTED"] = 2] = "RESTRICTED";
    CORSPreset[CORSPreset["API"] = 3] = "API";
    CORSPreset[CORSPreset["MIXED_ACCESS"] = 4] = "MIXED_ACCESS";
    CORSPreset[CORSPreset["PRIVATE"] = 5] = "PRIVATE";
})(CORSPreset || (exports.CORSPreset = CORSPreset = {}));
function loadCspPreset(preset) {
    let csp = "";
    if (preset === CORSPreset.NONE) {
        csp = "default-src 'none';";
    }
    else if (preset === CORSPreset.PUBLIC) {
        csp = "default-src 'self';"
            + " script-src 'self' 'unsafe-inline' 'unsafe-eval';"
            + " style-src 'self' 'unsafe-inline';"
            + " img-src 'self' data:;"
            + " font-src 'self';"
            + " connect-src 'self';"
            + " object-src 'none';"
            + " frame-src 'none';";
    }
    else if (preset === CORSPreset.RESTRICTED) {
        csp = "default-src 'self';"
            + " script-src 'self';"
            + " style-src 'self';"
            + " img-src 'self';"
            + " font-src 'self';"
            + " connect-src 'self';"
            + " object-src 'none';"
            + " frame-src 'none';";
    }
    else if (preset === CORSPreset.API) {
        csp = "default-src 'none';"
            + " connect-src 'self';"
            + " frame-ancestors 'none';";
    }
    else if (preset === CORSPreset.MIXED_ACCESS) {
        csp = "default-src 'self';"
            + " script-src 'self' https:;"
            + " style-src 'self' https: 'unsafe-inline';"
            + " img-src 'self' https: data:;"
            + " font-src 'self' https:;"
            + " connect-src 'self' https:;"
            + " object-src 'none';"
            + " frame-src 'self' https:;";
    }
    else if (preset === CORSPreset.PRIVATE) {
        csp = "default-src 'self';"
            + " script-src 'self';"
            + " style-src 'self';"
            + " img-src 'self';"
            + " font-src 'self';"
            + " connect-src 'self';"
            + " object-src 'none';"
            + " frame-src 'none';"
            + " frame-ancestors 'none';"
            + " form-action 'self';";
    }
    return csp;
}
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