barchive image and quote fixer (4chan archive)

replaces thumbnails with full image, gif, or webm on click and inlines "quoted by" posts on click, also fixes page title on thebarchive (archive for 4chan's /b/)

Ekde 2018/11/16. Vidu La ĝisdata versio.

// ==UserScript==
// @name         barchive image and quote fixer (4chan archive)
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  replaces thumbnails with full image, gif, or webm on click and inlines "quoted by" posts on click, also fixes page title on thebarchive (archive for 4chan's /b/)
// @author       You
// @match        https://thebarchive.com/b/thread/*
// @match        https://archived.moe/*/thread/*
// @grant        none
// ==/UserScript==

Array.from($(".post_data")).forEach(el => {
    el.children[8].children[0].style.paddingLeft = "0px";
    el.children[8].children[0].style.marginLeft = "-3px";
    el.innerHTML += '<span class="postRemove" style="font-size: 9.5px;position: relative;top: -1px;padding-left: 5px;color: darkgrey;opacity: 0.45;">Remove</span>';
});

$(".postRemove").on("click", function(e) {
    this.parentNode.parentNode.parentNode.parentNode.remove();
});

$(".backlink").on("click", function(e) {
    inOnClickFunc(e, this);
});

function inOnClickFunc(e, node) {
    backlinkClick(e, node);
    backlinkReset(e, node);
}

document.querySelector("head").innerHTML += '<style>.clicked {opacity: 0.3;}</style>';

document.querySelector("title").innerText = "/b/ - " + document.querySelector(".text").innerText;

function backlinkClick(e, node) {
    e.preventDefault();
    let targetID = node.innerHTML.slice(8);
    if (!node.classList.contains("clicked")) {
        node.classList.add("clicked");
        //console.log("targetID is", targetID, $("#"+targetID));
        let newPost = $("#"+targetID)[0].cloneNode(true);
        newPost.style.border = "1px solid #0b0e1580";
        newPost.style.borderRadius = "6px";
        newPost.style.marginTop = "13px";
        setTimeout(function(){newPost.classList.remove("highlight");}, 10);
        node.parentNode.parentNode.parentNode.children[node.parentNode.parentNode.parentNode.children[0].classList.contains("post_file") ? 4 : 2].appendChild(newPost);
    } else {
        node.classList.remove("clicked");
        Array.from(node.parentNode.parentNode.parentNode.children[node.parentNode.parentNode.parentNode.children[0].classList.contains("post_file") ? 4 : 2].children)
            .filter(el => el.id === targetID).forEach(el => el.remove());
    }
}

function backlinkReset(e, node) {
    $(".backlink").off();
    $(".backlink").on("click", function(e) {
        inOnClickFunc(e, this);
    });
    $(".post_image").off();
    $(".post_image").on("click", function(e) {
        settingClickHandler(e, this);
    });
}

$(".post_image").on("click", function(e) {
    settingClickHandler(e, this);
});

function settingClickHandler(e, node) {
    e.preventDefault();
    if (node === document.getElementsByClassName("post_image")[0]) {
        node.src = node.parentNode.href;
        node.attributes.removeNamedItem("height");
        node.attributes.removeNamedItem("width");
    } else {
        if (node.src.split("/")[5] === "thumb") {
            if (node.parentNode.parentNode.parentNode.children[0].children[1].href.slice(-4) === "webm") {
                let newVideoNode = document.createElement("video");
                newVideoNode.src = node.parentNode.parentNode.parentNode.children[0].children[1].href;
                newVideoNode.controls = true;
                newVideoNode.autoplay = true;
                newVideoNode.loop = true;
                node.parentNode.parentNode.parentNode.appendChild(newVideoNode);
                node.style.display = "none";
                let newSpan = document.createElement("span");
                newSpan.style.paddingLeft = "5px";
                newSpan.style.color = "#81a2be";
                newSpan.innerText = "[close webm]";
                node.parentNode.parentNode.parentNode.children[0].appendChild(newSpan);
                newSpan.addEventListener("click", function(e) {
                  newVideoNode.remove();
                  node.style.display = "";
                  newSpan.remove();
                });
                return;
            }
            let widthHeightArr = node.parentNode.parentNode.parentNode.children[0].children[2].innerText.split(", ")[1].split("x");
            let fileExt = node.parentNode.parentNode.parentNode.children[0].children[1].href.split(".")[2];
            node.src = node.src.replace("thumb", "image").replace("s.jpg", "." + fileExt);
            node.style.width = widthHeightArr[0] + "px";
            node.style.height = widthHeightArr[1] + "px";
        } else {
            node.src = node.src.replace(/(\d+)(\.)(\w+)/, "$1s$2jpg").replace("image", "thumb");
            node.style.width = "";
            node.style.height = "";
        }
    }
}