xml-formatter.js

/*
 * Orange angular-swagger-ui - v0.3.0
 *
 * (C) 2015 Orange, all right reserved
 * MIT Licensed
 */
'use strict';

angular.module('sw.plugin.xmlFormater', ['sw.plugins'])
    .factory('xmlFormatter', function ($q, $log) {
        $log.debug('sw:plugin', 'xmlFormater');

        return {
            execute: execute
        };

        function execute (response) {
            $log.debug('sw:execute', 'xmlFormater');

            var executed = false;
            var deferred = $q.defer();
            var contentType = response.headers && response.headers()['content-type'];

            if (contentType && contentType.toLowerCase().indexOf('/xml') > 0) {
                response.data = formatXml(response.data);
                executed = true;
            }
            deferred.resolve(executed);
            return deferred.promise;
        }

        function formatXml (xml) {
            var formatted = '';
            var reg = /(>)(<)(\/*)/g;
            var pad = 0;

            xml = xml.replace(reg, '$1\r\n$2$3');
            angular.forEach(xml.split('\r\n'), function (node) {
                var indent = 0;
                var padding = '';

                if (node.match(/.+<\/\w[^>]*>$/)) {
                    indent = 0;
                } else if (node.match(/^<\/\w/)) {
                    if (pad !== 0) {
                        pad -= 1;
                    }
                } else if (node.match(/^<\w[^>]*[^\/]>.*$/)) {
                    indent = 1;
                } else {
                    indent = 0;
                }

                for (var i = 0; i < pad; i++) {
                    padding += '    ';
                }

                formatted += padding + node + '\r\n';
                pad += indent;
            });

            return formatted;
        }
    })
    .run(function (plugins, xmlFormatter) {
        plugins.add(plugins.AFTER_EXPLORER_LOAD, xmlFormatter);
    });