StackExchange hide closed questions

Hide closed questions on the home page and in other lists of questions. Put a link showing the number of closed questions that have been hidden that shows the closed questions again.

As of 2017-07-27. See the latest version.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name StackExchange hide closed questions
// @namespace http://ostermiller.org/
// @version 1.11
// @description Hide closed questions on the home page and in other lists of questions.   Put a link showing the number of closed questions that have been hidden that shows the closed questions again.
// @include /https?\:\/\/([a-z\.]*\.)?stackexchange\.com\/.*/
// @include /https?\:\/\/([a-z\.]*\.)?askubuntu\.com\/.*/
// @include /https?\:\/\/([a-z\.]*\.)?superuser\.com\/.*/
// @include /https?\:\/\/([a-z\.]*\.)?serverfault\.com\/.*/
// @include /https?\:\/\/([a-z\.]*\.)?stackoverflow\.com\/.*/
// @include /https?\:\/\/([a-z\.]*\.)?answers.onstartups\.com\/.*/
// @grant none
// ==/UserScript==
function closedQuestionVisibility(show){
    var numberOfClosed=0;
    $('.question-summary').each(function(){
        var e = $(this);
        var t = e.find('h3 a').text();
        if (t.match(/\]$/)){
            e.addClass('closed');
            if(show){
                e.show();
            } else {
                e.hide();
            }
            numberOfClosed++;
        }
    });
    return numberOfClosed;
}

function run(){
    if ($('.question-summary').length){  // if it has a list of questions
        var numberHidden=closedQuestionVisibility(false);
        if (numberHidden > 0){
            $('.question-summary:first').parent().prepend(" <a href='#' id='unhideclosedlink'>(" + numberHidden + " hidden closed)</a>");
            $('#unhideclosedlink').click(function(){
                closedQuestionVisibility(true);
                $('#unhideclosedlink').hide();
                return false;
            });
            $('html > head').append("<style>.question-summary.closed .status * { text-decoration: line-through; }</style>");
        }
    }
}

run();

$('.page-numbers').click(function(){
    setTimeout(run, 2000);  
});