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Github Commit Diff

Adds button to show diff (or patch) file for commit
Tính đến 27-11-2016. Xem phiên bản mới nhất.
Truy cập trang web của tác giả để được hỗ trợ, đặt câu hỏi, đăng đánh giá hoặc báo cáo tập lệnh.
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// ==UserScript==
// @name        Github Commit Diff
// @namespace   https://github.com/jerone/UserScripts
// @description Adds button to show diff (or patch) file for commit
// @author      jerone
// @copyright   2014+, jerone (http://jeroenvanwarmerdam.nl)
// @license     GNU GPLv3
// @homepage    https://github.com/jerone/UserScripts/tree/master/Github_Commit_Diff
// @homepageURL https://github.com/jerone/UserScripts/tree/master/Github_Commit_Diff
// @supportURL  https://github.com/jerone/UserScripts/issues
// @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=VCYMHWQ7ZMBKW
// @icon        https://github.com/fluidicon.png
// @include     https://github.com/*
// @version     1.6.5
// @grant       none
// ==/UserScript==

(function() {

    function addButton() {
        var e
        if ((/\/commit\//.test(location.href) || /\/compare\//.test(location.href)) && (e = document.getElementById('toc'))) {

            var r = e.querySelector('.GithubCommitDiffButton')
            if (r) {
                r.parentElement.removeChild(r)
            }

            var b = e.querySelector('.toc-diff-stats')

            const s = document.createElementNS('http://www.w3.org/2000/svg', 'svg')
            s.classList.add('octicon', 'octicon-diff')
            s.setAttributeNS(null, 'height', 16)
            s.setAttributeNS(null, 'width', 14)
            s.setAttributeNS(null, 'viewBox', '0 0 14 16')

            const p = document.createElementNS('http://www.w3.org/2000/svg', 'path')
            p.setAttributeNS(null, 'd', 'M6 7h2v1H6v2h-1V8H3v-1h2V5h1v2zM3 13h5v-1H3v1z m4.5-11l3.5 3.5v9.5c0 0.55-0.45 1-1 1H1c-0.55 0-1-0.45-1-1V3c0-0.55 0.45-1 1-1h6.5z m2.5 4L7 3H1v12h9V6zM8.5 0S3 0 3 0v1h5l4 4v8h1V4.5L8.5 0z')
            s.appendChild(p)

            var a = document.createElement('a')
            a.classList.add('btn', 'btn-sm', 'tooltipped', 'tooltipped-n')
            a.setAttribute('href', getPatchOrDiffHref('diff'))
            a.setAttribute('rel', 'nofollow')
            a.setAttribute('aria-label', 'Show commit diff.\r\nHold Shift to open commit patch.')
            a.appendChild(s)
            a.appendChild(document.createTextNode(' Diff'))

            var g = document.createElement('div')
            g.classList.add('GithubCommitDiffButton', 'float-right')
            g.style.margin = '0 10px 0 0' // Give us some room
            g.appendChild(a)

            b.parentNode.insertBefore(g, b)

            a.addEventListener('mousedown', mousedownEvent, false)
            a.addEventListener('mouseout', function() {
                a.setAttribute('href', getPatchOrDiffHref('diff'))
            }, false)
        } else if (/\/pull\/\d*\/(files|commits)/.test(location.href) && (e = document.querySelector('#files_bucket .pr-toolbar .diffbar > .float-right'))) {

            var r = e.querySelector('.GithubCommitDiffButton')
            if (r) {
                r.parentElement.removeChild(r)
            }

            const s = document.createElementNS('http://www.w3.org/2000/svg', 'svg')
            s.classList.add('octicon', 'octicon-diff')
            s.setAttributeNS(null, 'height', 16)
            s.setAttributeNS(null, 'width', 14)
            s.setAttributeNS(null, 'viewBox', '0 0 14 16')

            const p = document.createElementNS('http://www.w3.org/2000/svg', 'path')
            p.setAttributeNS(null, 'd', 'M6 7h2v1H6v2h-1V8H3v-1h2V5h1v2zM3 13h5v-1H3v1z m4.5-11l3.5 3.5v9.5c0 0.55-0.45 1-1 1H1c-0.55 0-1-0.45-1-1V3c0-0.55 0.45-1 1-1h6.5z m2.5 4L7 3H1v12h9V6zM8.5 0S3 0 3 0v1h5l4 4v8h1V4.5L8.5 0z')
            s.appendChild(p)

            var a = document.createElement('a')
            a.classList.add('btn', 'btn-sm', 'btn-outline', 'tooltipped', 'tooltipped-s')
            a.setAttribute('href', getPatchOrDiffHref('diff'))
            a.setAttribute('rel', 'nofollow')
            a.setAttribute('aria-label', 'Show commit diff.\r\nHold Shift to open commit patch.')
            a.appendChild(s)
            a.appendChild(document.createTextNode(' Diff'))

            var g = document.createElement('div')
            g.classList.add('GithubCommitDiffButton', 'diffbar-item')
            g.appendChild(a)

            e.insertBefore(g, e.firstChild)

            a.addEventListener('mousedown', mousedownEvent, false)
            a.addEventListener('mouseout', function() {
                a.setAttribute('href', getPatchOrDiffHref('diff'))
            }, false)
        }
    }

    function mousedownEvent(e) {
        if (e.shiftKey) {
            var patch = getPatchOrDiffHref('patch')
            e.preventDefault()
            a.setAttribute('href', patch)
            if (e.which === 1) { // left click
                location.href = patch
                    // To prevent Firefox default behavior (opening a new window)
                    //  when pressing shift-click on a link, delete the link.
                this.parentElement.removeChild(this)
            } else if (e.which === 2) { // Middle click
                window.open(patch, 'GithubCommitDiff')
            }
        } else {
            a.setAttribute('href', getPatchOrDiffHref('diff'))
        }
    }

    function getPatchOrDiffHref(type) {
        return (document.querySelector('link[type="text/plain+' + type + '"]') || document.querySelector('link[type="text/x-' + type + '"]') || {
            href: location.href + '.' + type
        }).href
    }

    // Init
    addButton()

    // Pjax
    document.addEventListener('pjax:end', addButton)

})()
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