oauth2-redirect.html

<!doctype html>
<html lang="en-US">
<title>Swagger UI: OAuth2 Redirect</title>
<body onload="run()">
</body>
</html>
<script>
    'use strict';
    function run () {
        var oauth2 = window.opener.swaggerUIRedirectOauth2;
        var sentState = oauth2.state;
        var redirectUrl = oauth2.redirectUrl;
        var isValid, qp, arr;

        if (/code|token|error/.test(window.location.hash)) {
            qp = window.location.hash.substring(1);
        } else {
            qp = location.search.substring(1);
        }

        arr = qp.split("&")
        arr.forEach(function (v,i,_arr) { _arr[i] = '"' + v.replace('=', '":"') + '"';})
        qp = qp ? JSON.parse('{' + arr.join() + '}',
                function (key, value) {
                    return key === "" ? value : decodeURIComponent(value)
                }
        ) : {}

        isValid = qp.state === sentState

        if ((
          oauth2.auth.schema.get("flow") === "accessCode"||
          oauth2.auth.schema.get("flow") === "authorizationCode"
        ) && !oauth2.auth.code) {
            if (!isValid) {
                oauth2.errCb({
                    authId: oauth2.auth.name,
                    source: "auth",
                    level: "warning",
                    message: "Authorization may be unsafe, passed state was changed in server Passed state wasn't returned from auth server"
                });
            }

            if (qp.code) {
                delete oauth2.state;
                oauth2.auth.code = qp.code;
                oauth2.callback({auth: oauth2.auth, redirectUrl: redirectUrl});
            } else {
                let oauthErrorMsg
                if (qp.error) {
                    oauthErrorMsg = "["+qp.error+"]: " +
                        (qp.error_description ? qp.error_description+ ". " : "no accessCode received from the server. ") +
                        (qp.error_uri ? "More info: "+qp.error_uri : "");
                }

                oauth2.errCb({
                    authId: oauth2.auth.name,
                    source: "auth",
                    level: "error",
                    message: oauthErrorMsg || "[Authorization failed]: no accessCode received from the server"
                });
            }
        } else {
            oauth2.callback({auth: oauth2.auth, token: qp, isValid: isValid, redirectUrl: redirectUrl});
        }
        window.close();
    }
</script>