sign-message-sha256.js

// API

setSignaturePromise: function(promiseGen, alg) {
    _qz.security.signaturePromise = promiseGen;
    // TODO: Detect QZ version, warn
    _qz.security.signatureAlg = alg;
}

// Implementation

qz.security.setSignaturePromise(function(toSign) {
    return function(resolve, reject) {
        $.ajax("/secure/url/for/sign-message?request=" + toSign + "&alg=" qz.security.getSignatureAlg()).then(resolve, reject);
    };
}, 'sha1');