all files / app/core/services/ ms-utils.service.js

76.6% Statements 36/47
52.17% Branches 12/23
60% Functions 6/10
76.6% Lines 36/47
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(function ()
{
    'use strict';
 
    angular
        .module('app.core')
        .factory('msUtils', msUtils);
 
    /** @ngInject */
    function msUtils($window)
    {
        // Private variables
        var mobileDetect = new MobileDetect($window.navigator.userAgent),
            browserInfo = null;
 
        var service = {
            exists       : exists,
            detectBrowser: detectBrowser,
            guidGenerator: guidGenerator,
            isMobile     : isMobile,
            toggleInArray: toggleInArray
        };
 
        return service;
 
        //////////
 
        /**
         * Check if item exists in a list
         *
         * @param item
         * @param list
         * @returns {boolean}
         */
        function exists(item, list)
        {
            return list.indexOf(item) > -1;
        }
 
        /**
         * Returns browser information
         * from user agent data
         *
         * Found at http://www.quirksmode.org/js/detect.html
         * but modified and updated to fit for our needs
         */
        function detectBrowser()
        {
            // If we already tested, do not test again
            Iif ( browserInfo )
            {
                return browserInfo;
            }
 
            var browserData = [
                {
                    string       : $window.navigator.userAgent,
                    subString    : 'Edge',
                    versionSearch: 'Edge',
                    identity     : 'Edge'
                },
                {
                    string   : $window.navigator.userAgent,
                    subString: 'Chrome',
                    identity : 'Chrome'
                },
                {
                    string       : $window.navigator.userAgent,
                    subString    : 'OmniWeb',
                    versionSearch: 'OmniWeb/',
                    identity     : 'OmniWeb'
                },
                {
                    string       : $window.navigator.vendor,
                    subString    : 'Apple',
                    versionSearch: 'Version',
                    identity     : 'Safari'
                },
                {
                    prop    : $window.opera,
                    identity: 'Opera'
                },
                {
                    string   : $window.navigator.vendor,
                    subString: 'iCab',
                    identity : 'iCab'
                },
                {
                    string   : $window.navigator.vendor,
                    subString: 'KDE',
                    identity : 'Konqueror'
                },
                {
                    string   : $window.navigator.userAgent,
                    subString: 'Firefox',
                    identity : 'Firefox'
                },
                {
                    string   : $window.navigator.vendor,
                    subString: 'Camino',
                    identity : 'Camino'
                },
                {
                    string   : $window.navigator.userAgent,
                    subString: 'Netscape',
                    identity : 'Netscape'
                },
                {
                    string       : $window.navigator.userAgent,
                    subString    : 'MSIE',
                    identity     : 'Explorer',
                    versionSearch: 'MSIE'
                },
                {
                    string       : $window.navigator.userAgent,
                    subString    : 'Trident/7',
                    identity     : 'Explorer',
                    versionSearch: 'rv'
                },
                {
                    string       : $window.navigator.userAgent,
                    subString    : 'Gecko',
                    identity     : 'Mozilla',
                    versionSearch: 'rv'
                },
                {
                    string       : $window.navigator.userAgent,
                    subString    : 'Mozilla',
                    identity     : 'Netscape',
                    versionSearch: 'Mozilla'
                }
            ];
 
            var osData = [
                {
                    string   : $window.navigator.platform,
                    subString: 'Win',
                    identity : 'Windows'
                },
                {
                    string   : $window.navigator.platform,
                    subString: 'Mac',
                    identity : 'Mac'
                },
                {
                    string   : $window.navigator.platform,
                    subString: 'Linux',
                    identity : 'Linux'
                },
                {
                    string   : $window.navigator.platform,
                    subString: 'iPhone',
                    identity : 'iPhone'
                },
                {
                    string   : $window.navigator.platform,
                    subString: 'iPod',
                    identity : 'iPod'
                },
                {
                    string   : $window.navigator.platform,
                    subString: 'iPad',
                    identity : 'iPad'
                },
                {
                    string   : $window.navigator.platform,
                    subString: 'Android',
                    identity : 'Android'
                }
            ];
 
            var versionSearchString = '';
 
            function searchString(data)
            {
                for ( var i = 0; i < data.length; i++ )
                {
                    var dataString = data[i].string;
                    var dataProp = data[i].prop;
 
                    versionSearchString = data[i].versionSearch || data[i].identity;
 
                    Eif ( dataString )
                    {
                        if ( dataString.indexOf(data[i].subString) !== -1 )
                        {
                            return data[i].identity;
 
                        }
                    }
                    else if ( dataProp )
                    {
                        return data[i].identity;
                    }
                }
            }
 
            function searchVersion(dataString)
            {
                var index = dataString.indexOf(versionSearchString);
 
                Eif ( index === -1 )
                {
                    return;
                }
 
                return parseInt(dataString.substring(index + versionSearchString.length + 1));
            }
 
            var browser = searchString(browserData) || 'unknown-browser';
            var version = searchVersion($window.navigator.userAgent) || searchVersion($window.navigator.appVersion) || 'unknown-version';
            var os = searchString(osData) || 'unknown-os';
 
            // Prepare and store the object
            browser = browser.toLowerCase();
            version = browser + '-' + version;
            os = os.toLowerCase();
 
            browserInfo = {
                browser: browser,
                version: version,
                os     : os
            };
 
            return browserInfo;
        }
 
        /**
         * Generates a globally unique id
         *
         * @returns {*}
         */
        function guidGenerator()
        {
            var S4 = function ()
            {
                return (((1 + Math.random()) * 0x10000) || 0).toString(16).substring(1);
            };
            return (S4() + S4() + S4() + S4() + S4() + S4());
        }
 
        /**
         * Return if current device is a
         * mobile device or not
         */
        function isMobile()
        {
            return mobileDetect.mobile();
        }
 
        /**
         * Toggle in array (push or splice)
         *
         * @param item
         * @param array
         */
        function toggleInArray(item, array)
        {
            if ( array.indexOf(item) === -1 )
            {
                array.push(item);
            }
            else
            {
                array.splice(array.indexOf(item), 1);
            }
        }
    }
}());