/**  Programa para el manejo de gestion documental, oficios, memorandos, circulares, acuerdos
*    Desarrollado y en otros Modificado por la SubSecretaría de Informática del Ecuador
*    Quipux    www.gestiondocumental.gov.ec
*------------------------------------------------------------------------------
*    This program is free software: you can redistribute it and/or modify
*    it under the terms of the GNU Affero General Public License as
*    published by the Free Software Foundation, either version 3 of the
*    License, or (at your option) any later version.
*    This program is distributed in the hope that it will be useful,
*    but WITHOUT ANY WARRANTY; without even the implied warranty of
*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*    GNU Affero General Public License for more details.
*
*    You should have received a copy of the GNU Affero General Public License
*    along with this program.  If not, see http://www.gnu.org/licenses.
*------------------------------------------------------------------------------
**/

// Estas funciones detectan el tipo de navegador del cliente.
// Al final se define la lista de los tipos de browsers y las versiones que soprtan el sistema.

    var BrowserDetect = {
        init: function () {
            this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
            this.version = this.searchVersion(navigator.userAgent)
                || this.searchVersion(navigator.appVersion)
                || "an unknown version";
            this.OS = this.searchString(this.dataOS) || "an unknown OS";
        },
        searchString: function (data) {
            for (var i=0;i<data.length;i++)	{
                var dataString = data[i].string;
                var dataProp = data[i].prop;
                this.versionSearchString = data[i].versionSearch || data[i].identity;
                if (dataString) {
                    if (dataString.indexOf(data[i].subString) != -1)
                        return data[i].identity;
                }
                else if (dataProp)
                    return data[i].identity;
            }
        },
        searchVersion: function (dataString) {
            var index = dataString.indexOf(this.versionSearchString);
            if (index == -1) return;
            return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
        },
        dataBrowser: [
            {	string: navigator.userAgent,
                subString: "OmniWeb",
                versionSearch: "OmniWeb/",
                identity: "OmniWeb"
            },
            {
                string: navigator.vendor,
                subString: "Apple",
                identity: "Safari"
            },
            {
                prop: window.opera,
                identity: "Opera"
            },
            {
                string: navigator.vendor,
                subString: "iCab",
                identity: "iCab"
            },
            {
                string: navigator.vendor,
                subString: "KDE",
                identity: "Konqueror"
            },
            {
                string: navigator.userAgent,
                subString: "Firefox",
                identity: "Firefox"
            },
            {
                string: navigator.vendor,
                subString: "Camino",
                identity: "Camino"
            },
            {		// for newer Netscapes (6+)
                string: navigator.userAgent,
                subString: "Netscape",
                identity: "Netscape"
            },
            {
                string: navigator.userAgent,
                subString: "MSIE",
                identity: "Explorer",
                versionSearch: "MSIE"
            },
            {
                string: navigator.userAgent,
                subString: "Gecko",
                identity: "Mozilla",
                versionSearch: "rv"
            },
            { 		// for older Netscapes (4-)
                string: navigator.userAgent,
                subString: "Mozilla",
                identity: "Netscape",
                versionSearch: "Mozilla"
            }
        ],
        dataOS : [
            {
                string: navigator.platform,
                subString: "Win",
                identity: "Windows"
            },
            {
                string: navigator.platform,
                subString: "Mac",
                identity: "Mac"
            },
            {
                string: navigator.platform,
                subString: "Linux",
                identity: "Linux"
            }
        ]

    };
    BrowserDetect.init();

    var tipo_browser = new Array();
    function add_browser (nombre, version, flag) {
        if (!tipo_browser[nombre]) tipo_browser[nombre] = new Array();
        tipo_browser[nombre][version] = flag;
        return;
    }

    var cli_browser = BrowserDetect.browser;
    var cli_version = BrowserDetect.version; 
    var cli_os = BrowserDetect.OS;

    if (cli_browser == 'Firefox') cli_version = '3'; /* No se validará el número de versión del browser cuando sea firefox */

    add_browser(cli_browser,cli_version,false);
    add_browser('Firefox','3',true);
    add_browser('Firefox','3.5',true);
    add_browser('Firefox','3.6',true);
    add_browser('Firefox','6',true);
    add_browser('Firefox','7',true);