Function _updateScoreWithClient

lib/ltiOutcomes.js:69–111

(ai_id, client, callback)

 * Internal function helper for updateScore, assumes sql-db client.
 */
var _updateScoreWithClient = function(ai_id, client, callback) {

    sqldb.queryWithClientZeroOrOneRow(client, sql.get_score, {ai_id: ai_id}, (err, result) => {
        if (ERR(err, callback)) return;
        if (result.rowCount == 0) {
            return callback(null);
        }

        var info = result.rows[0];

        var score = info.score_perc / 100;
        if (score > 1) { score = 1.0; }
        if (score < 0) { score = 0.0; }

        var post_params = {
            url: info.lis_outcome_service_url,
            oauth: {
                consumer_key: info.consumer_key,
                consumer_secret: info.secret,
                body_hash: true,
            },
            body: xmlReplaceResult(info.lis_result_sourcedid, score, info.date),
        };

        request.post(post_params, function(err, httpResponse, body) {
            if (ERR(err, callback)) return;

            // Inspect the XML result, log the action
            parser.parseString(body, (err, result) => {
                if (ERR(err, callback)) return;
                const imsx_codeMajor = _.get(result, ['imsx_POXEnvelopeResponse', 'imsx_POXHeader', 'imsx_POXResponseHeaderInfo', 'imsx_statusInfo', 'imsx_codeMajor'], null);
                if (imsx_codeMajor == 'success') {
                    logger.info(`ltiOutcomes.updateScore() ai_id=${ai_id} score=${score} returned ${result.imsx_POXEnvelopeResponse.imsx_POXHeader.imsx_POXResponseHeaderInfo.imsx_statusInfo.imsx_codeMajor}`);
                } else {
                    logger.info(`ltiOutcomes.updateScore() ai_id=${ai_id} score=${score} did not return success, debugging follows:`);
                    logger.info(post_params);
                    logger.info(body);
                }
                callback(null);
            });
        });
    });
};

// Only run if called directly, for development
// e.g. node lib/ltiOutcomes <assessment_instance_id>