josepB-5

/*globals wpml_browser_redirect_params, jQuery, ajaxurl, window */
 
/** @namespace wpml_browser_redirect_params.pageLanguage */
/** @namespace wpml_browser_redirect_params.expiration */
/** @namespace wpml_browser_redirect_params.languageUrls */
/** @namespace navigator.browserLanguage */
 
var WPMLBrowserRedirect = function () {
    "use strict";
 
    var self = this;
 
    self.getExpirationDate = function () {
        var date = new Date();
        var currentTime = date.getTime();
        date.setTime(currentTime + (wpml_browser_redirect_params.cookie.expiration * 60 * 60 * 1000));
        return date;
    };
 
    self.getRedirectUrl = function (browserLanguage) {
        var redirectUrl = false;
        var languageUrls = wpml_browser_redirect_params.languageUrls;
        var languageFirstPart = browserLanguage.substr(0, 2);
        var languageLastPart = browserLanguage.substr(3, 2);
 
        if (languageUrls[browserLanguage] === undefined) {
            if((languageUrls[languageFirstPart] !== undefined) && (languageFirstPart == 'ca' )) {
            redirectUrl = languageUrls[languageFirstPart];
            } else {
            if (languageUrls[languageLastPart] !== undefined) {
                redirectUrl = languageUrls[languageLastPart];
            } else if (languageUrls[languageFirstPart] !== undefined) {
                redirectUrl = languageUrls[languageFirstPart];
            }
            }
        } else {
            redirectUrl = languageUrls[browserLanguage];
        }
        if ( window.location.href === redirectUrl ) {
            return false;
        } else {
            return redirectUrl;
        }
    };
 
    self.init = function () {
 
        if (self.cookiesAreEnabled() && !self.cookieExists()) {
            self.getBrowserLanguage(function (browserLanguages) {
                var redirectUrl;
                var pageLanguage;
                var browserLanguage;
 
                pageLanguage = wpml_browser_redirect_params.pageLanguage.toLowerCase();
 
                var browserLanguagesLength = browserLanguages.length;
                for (var i = 0; i < browserLanguagesLength; i++) {
                    browserLanguage = browserLanguages[i];
 
                    if ( pageLanguage === browserLanguage ) {
                        self.setCookie(browserLanguage);
                        break;
                    } else {
                        redirectUrl = self.getRedirectUrl(browserLanguage);
                        if (false !== redirectUrl) {
                            self.setCookie(browserLanguage);
                            window.location = redirectUrl;
                            break;
                        }
                    }
                }
 
            });
        }
    };
 
    self.cookieExists = function () {
        var cookieParams = wpml_browser_redirect_params.cookie;
        var cookieName = cookieParams.name;
        return jQuery.cookie(cookieName);
    };
 
    self.setCookie = function (browserLanguage) {
        var cookieOptions;
        var cookieParams = wpml_browser_redirect_params.cookie;
        var cookieName = cookieParams.name;
        var path = '/';
        var domain = '';
 
        if (cookieParams.path) {
            path = cookieParams.path;
        }
 
        if (cookieParams.domain) {
            domain = cookieParams.domain;
        }
 
        cookieOptions = {
            expires: self.getExpirationDate(),
            path:    path,
            domain:  domain
        };
        jQuery.cookie(cookieName, browserLanguage, cookieOptions);
    };
 
    self.getBrowserLanguage = function (success) {
        var browserLanguages = [];
 
        if (navigator.languages) {
            browserLanguages = navigator.languages;
        }
        if (0 === browserLanguages.length && (navigator.language || navigator.userLanguage)) {
            browserLanguages.push(navigator.language || navigator.userLanguage);
        }
        if (0 === browserLanguages.length && (navigator.browserLanguage || navigator.systemLanguage)) {
            browserLanguages.push(navigator.browserLanguage || navigator.systemLanguage);
        }
 
        if (0 === browserLanguages.length) {
            jQuery.ajax({
                data: {
                    icl_ajx_action: 'get_browser_language'
                },
                success: function (response) {
                    if (response.success) {
                        browserLanguages = response.data;
                        if (success && "function" === typeof success) {
                            browserLanguages = browserLanguages.join('|').toLowerCase().split('|');
                            success(browserLanguages);
                        }
                    }
                }
            });
        } else {
            browserLanguages = browserLanguages.join('|').toLowerCase().split('|');
            success(browserLanguages);
        }
    };
 
    self.cookiesAreEnabled = function () {
        var result = (undefined !== jQuery.cookie);
        if (result) {
            jQuery.cookie('wpml_browser_redirect_test', 1);
            result = '1' === jQuery.cookie('wpml_browser_redirect_test');
            jQuery.cookie('wpml_browser_redirect_test', 0);
        }
        return result;
    };
};
 
jQuery(document).ready(function () {
    "use strict";
 
    var wpmlBrowserRedirect = new WPMLBrowserRedirect();
    wpmlBrowserRedirect.init();
 
});