wgetify vk.com/audio

wgetify-vk-audio.js

(function() {

var isUnix = navigator.appVersion.indexOf('Windows') === -1,
    titleDelim = ' – ',
    repeats = { },
    capitalize = function(s) {
       if(!s) return s;
       return s[0].toUpperCase() + s.substr(1);
    };

var sideEffect = '';
function log(msg) {
    sideEffect += msg + '\n';
}

function scriptTag(src, callback) {

    var s = document.createElement('script');
    s.type = 'text/' + (src.type || 'javascript');
    s.src = src.src || src;
    s.async = false;

    s.onreadystatechange = s.onload = function() {

        var state = s.readyState;

        if(!callback.done && (!state || /loaded|complete/.test(state))) {
            callback.done = true;
            callback();
        }
    };

    (document.body || head).appendChild(s);
};


scriptTag('//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js', function(){
    var $ = jQuery;

    $('a')
        .each(function(i, a){
            var area = $(a).closest('.area'),
                val = area.find('input[type=hidden]').val();

            if(!val) return;

            var wget = 'wget' + (isUnix? '' : '.exe') + ' ',
                title = area
                        .find('.title_wrap')
                        .text()
                        .replace(/^[^A-Za-zА-Яа-я\d_\(\)-]+$/g, '')
                        .replace(/\s+/g, ' ')
                        .replace(/^\s+/, '')
                        .replace(/\s+$/, '')
                        .toLowerCase();

            title = title.split(titleDelim).map(capitalize).join(titleDelim);

            title.length > 150 &&
                (title = title.substr(0, 150) + '... ');

            if(repeats[title.toLowerCase()]) return;

            repeats[title.toLowerCase()] = true;
            title = title + '.mp3';
            
            wget += "-O '" + title + "' ";
            wget += val.split(',')[0].split('?')[0];
            
            if(isUnix) wget = "[ ! -f '" + title + "' ] && " + wget;

            log(wget);
        });

    document.write('<pre>'+sideEffect+'</pre>');

});

})()