share button is always beside

Append share button in all pages.

Pada tanggal 27 November 2016. Lihat %(latest_version_link).

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        share button is always beside
// @namespace   http://www.sharkpp.net/
// @version     0.1
// @description Append share button in all pages.
// @author      sharkpp
// @copyright   2016, sharkpp
// @license     MIT License
// @include     *
// @exclude     https://www.google.co.jp/_/chrome/newtab*
// ==/UserScript==

(function() {
    'use strict';

    var NS = 'sns-share-button-for-all-pages-';

    if (window != parent || // exit when if loaded in iframe
        NS+'share-popup' == window.name) { // exit when if call from popup windows
        return;
    }

    var evaluate_ = function (xpath, resultOnce) {
        resultOnce = 'undefined' == typeof resultOnce ? false : resultOnce;
        var items = document.evaluate(xpath, document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
        return resultOnce ? (items.snapshotLength ? items.snapshotItem(0) : null)
                          : items;
    };

    var applyStyles = function (elm, styles, overwriteStyles) {
        overwriteStyles = overwriteStyles || {};
        for (var name in styles) {
            elm.style[name] = overwriteStyles[name] || styles[name];
        }
    };

    var baseElmStyles = {
        inital: {
            top:          '10px',
            left:         '-1px',
            width:        '30px',
            height:       '50px',
            borderRadius: '0 2px 2px 0',
            padding:      '2px',
            opacity:      '0.6',
            transition:   ''
        },
        initalOpen: {
            left:         '10px',
            width:        'auto',
            height:       'auto',
            borderRadius: '3px',
            padding:      '6px',
            opacity:      '1',
            transition:   ''
        },
        stick: {
            top:          '-1px',
            left:         '-1px',
            width:        '50px',
            height:       '50px',
            borderRadius: '0 0 50px 0',
            padding:      '2px',
            opacity:      '0.6',
            transition:   ''
        },
        stickOpen: {
            top:          '10px',
            left:         '10px',
            width:        'auto',
            height:       'auto',
            borderRadius: '3px',
            padding:      '6px',
            opacity:      '1',
            transition:   ''
        },
    };
    var panelOpenElmStyles = {
        inital: {
            display:    'block',
            width:      '100%',
            height:     '44px',
            lineHeight: '44px',
            fontSize:   '20px',
            transform:  '',
        },
        initalOpen: {
            display:    'none',
        },
        stick: {
            display:    'block',
            width:      '35px',
            height:     '35px',
            lineHeight: '35px',
            fontSize:   '30px',
            transform:  'rotate(45deg)',
        },
        stickOpen: {
            display:    'none',
        },
    };
    var panelCloseElmStyles = {
        inital: {
            display:    'none',
        },
        initalOpen: {
            display:    'block',
            width:      '100%',
            height:     '20px',
            lineHeight: '20px',
            fontSize:   '20px',
            transform:  '',
        },
        stick: {
            display:    'none',
        },
        stickOpen: {
            display:    'block',
            width:      '100%',
            height:     '20px',
            lineHeight: '20px',
            fontSize:   '20px',
            transform:  '',
        },
    };
    var shareElmStyles = {
        inital: {
            display:    'none',
        },
        initalOpen: {
            display:    'block',
        },
        stick: {
            display:    'none',
        },
        stickOpen: {
            display:    'block',
        },
    };

    var baseElm = document.createElement('div');
    baseElm.id = NS + 'base';
    baseElm.style.cssText = [
        'box-sizing: border-box;',
        'width: 0;',
        'height: 0;',
        'position: fixed;',
        'background-color: #fff;',
        'border: 1px solid #ccc;',
        'border-radius: 0 2px 2px 0;',
        'z-index: 2147483647;', // for Youtube
    ].join(" ");

    var panelOpenElm = document.createElement('div');
    panelOpenElm.innerHTML = '»';
    panelOpenElm.style.cssText = [
        'display: block;',
        'margin: 0;',
        'padding: 0;',
        'top: 0;',
        'left: 0;',
        'vertical-align: middle;',
        'text-align: center;',
        'pointer-events: none;'
    ].join(" ");

    var panelCloseElm = document.createElement('div');
    panelCloseElm.innerHTML = '«';
    panelCloseElm.style.cssText = [
        'display: none;',
        'margin: 0;',
        'padding: 0;',
        'top: 0;',
        'left: 0;',
        'vertical-align: middle;',
        'text-align: center;',
        'pointer-events: none;'
    ].join(" ");

    var shareElm = document.createElement('div');
    shareElm.style.cssText = [
    ].join(" ");

    var overlayElm = document.createElement('div');
    overlayElm.id = NS+'overlay';
    overlayElm.style.cssText = [
        'display: none;',
        'position: fixed;',
        'width: 100%;',
        'height: 100%;',
        'left: 0;',
        'top: 0;',
        'opacity: 1;',
    ].join(" ");

    baseElm.appendChild(shareElm);
    baseElm.appendChild(panelOpenElm);
    baseElm.appendChild(panelCloseElm);
    document.body.appendChild(overlayElm);

    var onDocumentScroll = function(){
        var prevTop = parseInt(baseElm.style.top);
        var top = Math.max(100 - document.body.scrollTop, 10);
        var isSticky = top <= 10;
        var state = isSticky?'stick':'inital';
        var transition = 10 == prevTop || 10 == top ? 'all 300ms 0s ease' : '';
        if (!isSticky) {
            applyStyles(baseElm, baseElmStyles[state], {
                    top: ''+top+'px',
                    transition: transition
                });
        }
        else {
            applyStyles(baseElm, baseElmStyles[state], {
                    transition: transition
                });
        }
        applyStyles(panelOpenElm,  panelOpenElmStyles[state]);
        applyStyles(panelCloseElm, panelCloseElmStyles[state]);
        applyStyles(shareElm,      shareElmStyles[state]);
        overlayElm.style.display = 'none';
    };

    var selectedText = '', selectedRange;

    var onSharePanelShow = function () {
        if (selectedText = window.getSelection().toString()) {
            selectedText = '『' + selectedText + '』 ';
        }
        var top = Math.max(100 - document.body.scrollTop, 10);
        var isSticky = top <= 10;
        var state = (isSticky?'stick':'inital')+'Open';
        applyStyles(baseElm, baseElmStyles[state], {
                transition: 'all 300ms 0s ease'
            });
        applyStyles(panelOpenElm,  panelOpenElmStyles[state]);
        applyStyles(panelCloseElm, panelCloseElmStyles[state]);
        applyStyles(shareElm,      shareElmStyles[state]);
        overlayElm.style.display = 'block';
    };

    var onSharePanelHide = function () {
        var top = Math.max(100 - document.body.scrollTop, 10);
        var isSticky = top <= 10;
        var state = (isSticky?'stick':'inital');
        applyStyles(baseElm, baseElmStyles[state], {
                top: isSticky ? baseElmStyles.stick.top : ''+top+'px',
                transition: 'all 300ms 0s ease'
            });
        applyStyles(panelOpenElm,  panelOpenElmStyles[state]);
        applyStyles(panelCloseElm, panelCloseElmStyles[state]);
        applyStyles(shareElm,      shareElmStyles[state]);
        overlayElm.style.display = 'none';
    };

    baseElm.addEventListener('mousedown', function () {
        selectedRange = 0 < window.getSelection().rangeCount ? window.getSelection().getRangeAt(0) : null;
    });
    baseElm.addEventListener('click', function () {
        if (selectedRange) {
            window.getSelection().removeAllRanges();
            window.getSelection().addRange(selectedRange.cloneRange());
        }
        ('none' != panelOpenElm.style.display ? onSharePanelShow : onSharePanelHide)();
    });

    overlayElm.addEventListener('click', onSharePanelHide);

    var title = (document.getElementsByTagName('title')[0]||{}).innerHTML||'';

    var shareInfo = {
        twitter:    { popup: true,  caption: 'Twitter でつぶやく', url: 'http://twitter.com/share?text={title}&amp;url='+location.href },
        facebook:   { popup: true,  caption: 'Facebookで共有',     url: 'http://www.facebook.com/sharer.php?u='+location.href+'&amp;t={title}' },
        hatena:     { popup: true,  caption: 'はてなブックマーク', url: 'http://b.hatena.ne.jp/entry/panel/?url='+location.href+'&amp;btitle={title}' },
        pocket:     { popup: true,  caption: 'Pocketに追加',       url: 'http://getpocket.com/edit?url='+location.href+'&amp;title={title}' },
        googleplus: { popup: true,  caption: 'Google+で共有',      url: 'https://plus.google.com/share?url='+location.href },
        mail:       { popup: false, caption: 'メール送信',         url: 'mailto:?subject={title}&amp;body='+location.href },
    };

    for (var service in shareInfo) {
        var button = document.createElement('div');
        button.style.cssText = [
            'margin-bottom: 5px;',
        ].join(" ");
        var buttonLink = document.createElement('a');
        buttonLink.innerHTML = shareInfo[service].caption;
        if (!shareInfo[service].popup) {
            buttonLink.href = shareInfo[service].url;
        }
        else {
            buttonLink.href      = 'javascript:void(0);';
            buttonLink.onclick   = function(shareInfo){
                window.open(shareInfo.url.replace('{title}', selectedText+title),
                            NS+'share-popup',
                            'menubar=no,toolbar=no,resizable=yes,scrollbars=yes,width=640,height=480');
            }.bind(null, shareInfo[service]);
        }
        buttonLink.style.cssText = [
            'position: relative;',
            'display: inline-block;',
            'box-sizing: border-box;',
            'text-align: center;',
            'background-color: #1a9cbc;',
            'border-radius: 4px;',
            'color: #fff;',
            'line-height: 52px;',
            '-webkit-transition: none;',
            'transition: none;',
            'box-shadow: 0 3px 0 #0e738c;',
            'text-shadow: 0 1px 1px rgba(0, 0, 0, .3);',
            'width: 100%;',
            'height: 100%;',
            'line-height: 100%;',
            'padding: 5px;',
            'text-decoration: none;',
        ].join(" ");
        buttonLink.onmouseover = function () { this.style.top = '0px'; this.style.backgroundColor = '#31aac8'; this.style.boxShadow = '0 3px 0 #2388a1'; };
        buttonLink.onmouseout  = function () { this.style.top = '0px'; this.style.backgroundColor = '#1a9cbc'; this.style.boxShadow = '0 3px 0 #0e738c'; };
        buttonLink.onmousedown = function () { this.style.top = '3px'; this.style.boxShadow = 'none'; };
        buttonLink.onmouseup   = function () { this.style.top = '0px'; this.style.backgroundColor = '#1a9cbc'; this.style.boxShadow = '0 3px 0 #0e738c'; };
        button.appendChild(buttonLink);
        shareElm.appendChild(button);
    }

    document.body.appendChild(baseElm);

    document.addEventListener('scroll', onDocumentScroll);
    onSharePanelHide();
    onDocumentScroll();

})();