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RR Start / Continue Reading Link

Adds a link under every fiction title on your Follow List on Royal Road to start or continue reading in one click, inspired by Chameleon's script and edited to suit my preferences.

このスクリプトの質問や評価の投稿はこちら、通報はこちらへお寄せください。 
// ==UserScript==
// @name         RR Start / Continue Reading Link
// @namespace    ultrabenosaurus.RoyalRoad
// @version      1.3
// @description  Adds a link under every fiction title on your Follow List on Royal Road to start or continue reading in one click, inspired by Chameleon's script and edited to suit my preferences.
// @author       Ultrabenosaurus
// @license      GNU AGPLv3
// @source       https://greasyfork.org/en/users/437117-ultrabenosaurus?sort=name
// @include      http*://*royalroad.com/my/follows*
// @icon         https://www.google.com/s2/favicons?domain=royalroad.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // var linkOpenBehaviour
    // current = open chapter in current browser tab
    // use any other value to open chapter in a new tab
    var linkOpenBehaviour = "tab";

    if(document.querySelectorAll("div.portlet-title div.actions a.btn.btn-circle.blue:not(.btn-outline)")[0].innerText == "V2"){
        UBaddV2Link(linkOpenBehaviour);
    } else {
        UBaddLink(linkOpenBehaviour);
    }
})();

function UBaddV2Link(linkOpenBehaviour) {
    var titles = document.querySelectorAll('h2.fiction-title');
    for(var t in titles) {
        if(!titles.hasOwnProperty(t)){break;}
        var list = titles[t].parentNode.querySelectorAll('ul.list-unstyled li.list-item');
        var rncElem="";
        if(list.length>1 && list[1].childNodes[0].textContent.trim() == "Last Read Chapter:") {
            rncElem='<a href="javascript:void(0);" class="bold no-margin" id="UBreading'+t+'">Continue Reading</a>';
        } else if(list[0].childNodes[0].textContent.trim() == "Last Update:") {
            rncElem='<a href="javascript:void(0);" class="bold no-margin" id="UBreading'+t+'">Start Reading</a>';
        } else {
            linkElem = rncElem = "";
        }
        if(!rncElem=="") {
            var linkElem=titles[t].querySelector("a");
            titles[t].insertAdjacentHTML("afterend", rncElem);
            var rncBtn = document.getElementById('UBreading'+t);
            if(rncBtn) {
                rncBtn.addEventListener("click", UBstartContinueReading.bind(undefined, linkElem.href, linkOpenBehaviour), false);
            }
        }
    }
}

function UBaddLink(linkOpenBehaviour) {
    var titles = document.querySelectorAll('h2.fiction-title');
    for(var t in titles) {
        if(!titles.hasOwnProperty(t)){break;}
        var fictionPageA=titles[t].querySelector("a");
        var rfcElem='<a href="javascript:void(0);" class="bold no-margin" id="UBstartContinueReading'+t+'">Start / Continue Reading</a>';
        titles[t].insertAdjacentHTML("afterend", rfcElem);
        var rfcBtn = document.getElementById('UBstartContinueReading'+t);
        if(rfcBtn) {
            rfcBtn.addEventListener("click", UBstartContinueReading.bind(undefined, fictionPageA.href, linkOpenBehaviour), false);
        }
    }
}

function UBstartContinueReading(fiction, linkOpenBehaviour){
    $.ajax({
        type: "GET",
        url: fiction,
        success: function(t){
            var fictionPage = document.implementation.createHTMLDocument();
            fictionPage.body.innerHTML = t;
            var a = fictionPage.querySelector("a.btn.btn-lg.btn-primary");
            linkOpenBehaviour=="current"?window.location.href = a.href:window.open(a.href);
        }
    });
}