github-timeline.user.js

// ==UserScript==
// @name         GitHub File Timeline
// @namespace    http://bcjordan.com
// @version      0.1
// @description  adds a sweet timeline of commits to a given file
// @author       Brian C. Jordan
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.6.15/browser-polyfill.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.6.15/browser.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/jquery/3.0.0-rc1/jquery.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/vis/4.16.1/vis.min.js
// @include        https://github.com/*
// @include        https://github.com/*/commit/*
// @include        https://github.com/*/blob/*
// ==/UserScript==

/* jshint esnext: true */

installGraph();

(function(history){
    var pushState = history.pushState;
    history.pushState = function(state) {
        if (typeof history.onpushstate == "function") {
            history.onpushstate({state: state});
        }
        var res =  pushState.apply(history, arguments);
        waitForKeyElements (".commit-tease-contributors", installGraph);
        return res;
    };

})(window.history);

window.addEventListener('popstate', function(event) {
    installGraph();
}, false);

function installGraph() {
    const atomUrl = `${$(location).attr('href')}.atom`.replace('blob', 'commits');
    $(`<style>
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div.vis-button.vis-zoomIn{background-image:url(img/network/plus.png);bottom:10px;right:15px}div.vis-network div.vis-navigation div.vis-button.vis-zoomOut{background-image:url(img/network/minus.png);bottom:10px;right:55px}div.vis-network div.vis-navigation div.vis-button.vis-zoomExtends{background-image:url(img/network/zoomExtends.png);bottom:50px;right:15px}div.vis-color-picker{position:absolute;top:0;left:30px;margin-top:-140px;margin-left:30px;width:310px;height:444px;z-index:1;padding:10px;border-radius:15px;background-color:#fff;display:none;box-shadow:rgba(0,0,0,.5) 0 0 10px 0}div.vis-color-picker div.vis-arrow{position:absolute;top:147px;left:5px}div.vis-color-picker div.vis-arrow::after,div.vis-color-picker div.vis-arrow::before{right:100%;top:50%;border:solid transparent;content:" ";height:0;width:0;position:absolute;pointer-events:none}div.vis-color-picker div.vis-arrow:after{border-color:rgba(255,255,255,0);border-right-color:#fff;border-width:30px;margin-top:-30px}div.vis-color-picker div.vis-color{position:absolute;width:289px;height:289px;cursor:pointer}div.vis-color-picker div.vis-brightness{position:absolute;top:313px}div.vis-color-picker div.vis-opacity{position:absolute;top:350px}div.vis-color-picker div.vis-selector{position:absolute;top:137px;left:137px;width:15px;height:15px;border-radius:15px;border:1px solid #fff;background:#4c4c4c;background:-moz-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0,#4c4c4c),color-stop(12%,#595959),color-stop(25%,#666),color-stop(39%,#474747),color-stop(50%,#2c2c2c),color-stop(51%,#000),color-stop(60%,#111),color-stop(76%,#2b2b2b),color-stop(91%,#1c1c1c),color-stop(100%,#131313));background:-webkit-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:-o-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:-ms-linear-gradient(top,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);background:linear-gradient(to bottom,#4c4c4c 0,#595959 12%,#666 25%,#474747 39%,#2c2c2c 50%,#000 51%,#111 60%,#2b2b2b 76%,#1c1c1c 91%,#131313 100%);filter:progid:DXImageTransform.Microsoft.gradient( startColorstr='#4c4c4c', endColorstr='#131313', GradientType=0 )}div.vis-color-picker div.vis-initial-color,div.vis-color-picker div.vis-new-color{width:140px;height:20px;top:380px;font-size:10px;color:rgba(0,0,0,.4);line-height:20px;position:absolute;vertical-align:middle}div.vis-color-picker div.vis-new-color{border:1px solid rgba(0,0,0,.1);border-radius:5px;left:159px;text-align:right;padding-right:2px}div.vis-color-picker div.vis-initial-color{border:1px solid rgba(0,0,0,.1);border-radius:5px;left:10px;text-align:left;padding-left:2px}div.vis-color-picker div.vis-label{position:absolute;width:300px;left:10px}div.vis-color-picker div.vis-label.vis-brightness{top:300px}div.vis-color-picker div.vis-label.vis-opacity{top:338px}div.vis-color-picker div.vis-button{position:absolute;width:68px;height:25px;border-radius:10px;vertical-align:middle;text-align:center;line-height:25px;top:410px;border:2px solid #d9d9d9;background-color:#f7f7f7;cursor:pointer}div.vis-color-picker div.vis-button.vis-cancel{left:5px}div.vis-color-picker div.vis-button.vis-load{left:82px}div.vis-color-picker div.vis-button.vis-apply{left:159px}div.vis-color-picker div.vis-button.vis-save{left:236px}div.vis-color-picker input.vis-range{width:290px;height:20px}
</style>`).appendTo("head");

    $(`<style>
.vis-timeline {
//border: 1px solid #c9e6f2;
font-family:  purisa, 'comic sans', cursive;
font-size: 12pt;
//background: #f2f9fc;
padding: 5px 10px;
background-color: #f7f7f7;
border-bottom: 1px solid #d8d8d8;
border-bottom-right-radius: 3px;
border-bottom-left-radius: 3px;
border: none;
line-height: 3px;
font: 13px/1.4 Helvetica, arial, nimbussansl, liberationsans, freesans, clean, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

.vis-item {
border: 1px solid #d8d8d8;
border: 1px solid #d5d5d5;
border-radius: 3px;
background-color: #FFFFFF;
font: 13px/1.4 Helvetica, arial, nimbussansl, liberationsans, freesans, clean, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
color: #68777d;
//box-shadow: 5px 5px 20px rgba(128,128,128, 0.5);
}

.vis-time-axis .vis-text.vis-major {
font-color: #333 !important;
font-weight: initial !important;
}

.vis-item,
.vis-item.vis-line {
//border-width: 3px;
border: 1px solid #d8d8d8;

}

.vis-item .vis-item-content {
padding: 1px 4px;
}

.vis-item.vis-dot {
border-width: 3px;
border-radius: 3px;
}

.vis-item.vis-selected {
border-color: green;
background-color: lightgreen;
}

.vis-time-axis .vis-text {
color: #68777d;
padding-top: 10px;
padding-left: 10px;
}

.vis-time-axis .vis-text.vis-major {
font-weight: bold;
border: 1px solid #E9F6FB;

}

.vis-time-axis .vis-grid.vis-minor {
border: 1px solid #E9F6FB;

}

.vis-time-axis .vis-grid.vis-major {
border: 1px solid #E9F6FB;
}

.vis-mount {
clear: both;
//       margin-top: 20px;

border-top: 1px solid #c9e6f2;
border-right: 1px solid #d8d8d8;
border-left: 1px solid #d8d8d8;

border-bottom: 1px solid #d8d8d8;
border-bottom-left-radius: 2px;
border-bottom-right-radius: 2px;
margin: 10px -11px -11px
}

// y axis
.vis-panel.vis-bottom, .vis-panel.vis-center, .vis-panel.vis-left, .vis-panel.vis-right, .vis-panel.vis-top {
border: 1px solid #d8d8d8;

}

.commit-tease {
//border: none;
border-top: 1px solid #c9e6f2;
}

</style>`).appendTo("head");

    $.get(atomUrl, function (data) {
        const visItems = [];
        $(data).find('entry').each(function () {
            var el = $(this);
            visItems.push({ content: el.find("title").text(), start: new Date(el.find('updated').text())});
        });

        visItems.push({start: new Date()});
        $('.commit-tease').append(`<div class='vis-mount'/>`);

        var items = new vis.DataSet(visItems);

        var options = {
            max: new Date(),
            maxHeight: '200px'
        };

        var timeline = new vis.Timeline($('.vis-mount')[0], items, options);
    });

    function timeSince(date) {

        var seconds = Math.floor((new Date() - date) / 1000);

        var interval = Math.floor(seconds / 31536000);

        if (interval > 1) {
            return interval + " years";
        }
        interval = Math.floor(seconds / 2592000);
        if (interval > 1) {
            return interval + " months";
        }
        interval = Math.floor(seconds / 86400);
        if (interval > 1) {
            return interval + " days";
        }
        interval = Math.floor(seconds / 3600);
        if (interval > 1) {
            return interval + " hours";
        }
        interval = Math.floor(seconds / 60);
        if (interval > 1) {
            return interval + " minutes";
        }
        return Math.floor(seconds) + " seconds";
    }
}