source: projects/web/trunk/js/dlwin.js @ 6656

function get_radio_value(id)
{
        var value;
        var index;
        var radiogroup = document.getElementById(id);
        var radio = radiogroup.getElementsByTagName('input');

        for (index=0; index < radio.length; index++)
        {
                if(radio[index].checked == true)
                {
                        value = radio[index].value;
                }
        }

        return  value;
}

function dl_iso(e)
{
        var http = new Array(
                'http://ftp.jaist.ac.jp/pub/Linux/Vine/',
                'http://ftp.kddilabs.jp/pub/Linux/packages/Vine/',
                'http://ftp.vinelinux.org/pub/Vine/'
                );
        var ftp = new Array(
                'ftp://ftp.jaist.ac.jp/pub/Linux/Vine/',
                'ftp://ftp.kddilabs.jp/pub/Linux/packages/Vine/',
                'ftp://ftp.vinelinux.org/pub/Vine/'
                );
        var imgprefix = 'Vine-6.1/IMAGES/Vine61-';
        var protocol;
        var arch;
        var media;
        var uri;

        protocol = get_radio_value ('protocol');
        arch = get_radio_value ('arch');
        media = get_radio_value ('media');

        var select = document.getElementById('mirror');
        switch (protocol)
        {
        case 'http':
                uri = http[select.value];
                break;
        case 'ftp':     
                uri = ftp[select.value];
        }

        uri = uri + imgprefix + media + "-" + arch + ".iso";
        closewin();
        window.location = 'thanks.html?' + uri;
}

function closewin()
{
        var closebtn = document.getElementById("close");
        removeListener(closebtn, 'click', dl_cancel, false);
        var download = document.getElementById("downloads");
        removeListener(download, 'click', dl_iso, false);
        var dlwin = document.getElementById("dlwin");
        document.getElementsByTagName("body")[0].removeChild(dlwin);
}

function openwin(e)
{
        if(!document.getElementById("dlwin"))
        {
                var dlwin = document.createElement("div");
                dlwin.id = "dlwin";
                dlwin.innerHTML =       '<h2>Vine Linux 6.1 CD/DVD/USB ISOイメージのダウンロード</h2>\n' +
                                        '<form><p id="protocol">プロトコル：\n' +
                                        '<input type="radio" name="protocol" value="http" checked="checked" />HTTP\n' +
                                        '<input type="radio" name="protocol" value="ftp" />FTP</p>\n' +
                                        '<p><label>ミラーサーバ：<select id="mirror">\n' +
                                        '<option value="0">北陸先端科学技術大学院大学</option>\n' +
                                        '<option value="1">KDDI 研究所</option>\n' +
                                        '<option value="2">Vine Linux マスターサーバ</option></select></label></p>\n' +
                                        '<p id="arch">対象：\n' +
                                        '<label><input type="radio" name="arch" value="i686" />PC/AT互換機(32bit)</label>\n' +
                                        '<label><input type="radio" name="arch" value="x86_64" checked="checked" />PC/AT互換機(64bit)</label>\n' +
                                        '<p id="media">メディア：\n' +
                                        '<label><input type="radio" name="media" value="DVD" checked="checked" />DVD/USB (1.4GB)</label>\n' +
                                        '<label><input type="radio" name="media" value="CD" />CD (700MB)</label><br />\n' +
                                        '<p class="btngroup"><input type="button" id="downloads" value="ダウンロード" />\n' +
                                        '<input type="button" id="close" value="キャンセル" /></p></form>\n';
                document.getElementsByTagName("body")[0].appendChild(dlwin);

                var closebtn = document.getElementById("close");
                addListener(closebtn, 'click', dl_cancel, false);
                var download = document.getElementById("downloads");
                addListener(download, 'click', dl_iso, false);
        }
        
        if(e.preventDefault)
        {
                e.preventDefault();
        }
        
        /*
        if(window.event)
        {
                window.event.returnValue = false;
        }
        */

        return false;
}

function dl_cancel(e)
{
        closewin();
}

function setListener(e)
{
        var dlbutton = document.getElementById("dlbutton");
        addListener(dlbutton, 'click', openwin, false);
}

function addListener(elem, eventType, func, cap)
{
        if(elem.addEventListener)
        {
                elem.addEventListener(eventType, func, cap);
        }
        /*
        else if(elem.attachEvent)
        {
                elem.attachEvent ('on'+eventType, func);
        }
        */
}

function removeListener(elem, eventType, func, cap)
{
        if(elem.removeEventListener)
        {
                elem.removeEventListener(eventType, func, cap);
        }
}


addListener(window, 'load', setListener, false);