4chan Gallery

Adds board title, catalog, images, download, and style to the top bar.

Per 14-01-2019. Zie de nieuwste versie.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey, Greasemonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Userscripts.

Voor het installeren van scripts heb je een extensie nodig, zoals {tampermonkey_link:Tampermonkey}.

Voor het installeren van scripts heb je een gebruikersscriptbeheerder nodig.

(Ik heb al een user script manager, laat me het downloaden!)

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

(Ik heb al een beheerder - laat me doorgaan met de installatie!)

// ==UserScript==
// @name          4chan Gallery
// @version       2.1.26
// @description   Adds board title, catalog, images, download, and style to the top bar.
// @include       http://boards.4chan.org/*
// @include       https://boards.4chan.org/*
// @include       http*://boards.4channel.org/*
// @namespace     https://greasyfork.org/users/3159
// @grant         GM_getValue
// @grant         GM_setValue
// @run-at        document-end
// ==/UserScript==

var bname = document.getElementsByClassName("boardTitle")[0].innerHTML;
if (bname.indexOf("/ - ") > -1) {
    bname = bname.split("/ - ")[1];
}
var path = document.location.pathname.split("/");

function xc(q, r) {
    a = document.getElementsByClassName("boardList");
    a[0].insertAdjacentHTML(q, r);
    a[1].insertAdjacentHTML(q, r);
    b = document.getElementsByClassName("customBoardList");
    if (b[0]) {
        b[0].insertAdjacentHTML(q, r);
        b[1].insertAdjacentHTML(q, r);
    }
}
xc("afterbegin", '[<a href="//boards.4chan.org/' + path[1] + '">' + bname + "</a>] ");
xc("beforeend", ( path[2] == "catalog" || path[2] == "thread" ) ? "" : '[<a href="//boards.4chan.org/' + path[1] + '/catalog">Catalog</a>] ');

function xi(q) {
    var b = document.getElementById(q);
    return b;
}
var nr = '<span style="float:right">[<a class=low href=javascript:void(0)>Style</a>]&nbsp<span>';
xi("navtopright").insertAdjacentHTML("afterend", nr);
xi("navbotright").insertAdjacentHTML("afterend", nr);

var themes = ['Yotsuba New', 'Yotsuba B New', 'Futaba New', 'Burichan New', 'Tomorrow', 'Photon', 'myn1', 'myn2']; // with custom themes!
var style = document.createElement('style');

//extention buttons css
stylev = "#togglePostFormLink{font-size:1.3em;margin:.7em}#postForm{margin-top:1em;margin-bottom:1em}.ad-cnt{margin:1vh}.center{font-size:0;border:0 !important;height:100% !important}";
//Gallery css
stylev += ".frameImage{display:none !important}.frameX{display:block !important;max-height:calc(100% - 1.5em) !important;max-width:calc(100% - 60px) !important;position:fixed;margin:auto;top:0;bottom:1.5em;left:0;right:0;z-index:10000}";

document.getElementsByTagName('head')[0].appendChild(style);
nws=document.getElementsByClassName('nws').length;

function get() {
    a = nws ? GM_getValue("4cIbackupT") : GM_getValue("4cIbackupT2");
    if (a) return a;
    cur = 0;
    if (nws && document.cookie.match(/nws_style=((\w|\s)*)/)) cur = document.cookie.match(/nws_style=((\w|\s)*)/)[1];
    if (!nws && document.cookie.match(/(^|[^n])ws_style=((\w|\s)*)/)) cur = document.cookie.match(/(^|[^n])ws_style=((\w|\s)*)/)[2];
    if (cur === 0) cur = 'Yotsuba New';
    for (i = 0; i < themes.length; i++) {
        if (themes[i] == cur) {
            return i;
        }
    }
}

function set(a) {
    console.log(themes[a]);
    if (themes[a].split('myn')[1]){
        if (nws) GM_setValue("4cIbackupT", a);
        else GM_setValue("4cIbackupT2", a);
        //custom themes!
        if(themes[a] == "myn1"){
            a=0;
            style.innerHTML = stylev + "body{background:#f4f4f4;background:url('http://i.imgur.com/MrGskEp.png')}div.reply{background-color:#FDFDFD;border-color:#D6D6D6}";
        } else if (themes[a] == "myn2"){
            a=4;
            style.innerHTML = stylev + "body{transition: background 300ms ease-in 200ms;background:url('http://i.imgur.com/xv3RmOQ.png');color:#999}div.reply{background-color:#1b1b1b;border-color:#454546}.reply.highlight{border: 1px solid #5eaf55 !important}";
        }
        //end custom themes!
    } else {
        if (nws) GM_setValue("4cIbackupT", 0);
        else GM_setValue("4cIbackupT2", 0);
        style.innerHTML = stylev;
    }
    if (x){
        if (nws){
            document.cookie = "nws_style="+themes[a];
        } else {
            document.cookie = "ws_style="+themes[a];
        }
        if (path[2] == "catalog") {
            location.reload();
        } else {
            location.href = "javascript:setActiveStyleSheet('" + themes[a] + "')";
        }
    }
}

function cstyle() {
    if (get() > (themes.length - 2)) {
        set(0);
    }
    else {
        set(get() + 1);
    }
}

x=0;
set(get());
x=1;

var low = document.getElementsByClassName("low");
low[0].onclick = cstyle;
low[1].onclick = cstyle;

// Gallery
// in 4chan Settings (Images & Media) enable "Image expansion"
// Don't want the Images button? delete everything bellow!

window.addEventListener('load', function () {
    if (path[2] == "thread") {

        xc("beforeend", " [<a class=gl href=javascript:void(0)>Gallery</a>] ");
        s = document.getElementsByClassName("gl");
        for (i = 0; i < s.length; i++) {
            s[i].onclick = trigger;
        }

        function createdwn(a){
            dwn = document.createElement("a");
            dwn.innerText = "[⇩] ";
            dwn.style.opacity = "0";
            dwn.style.cursor = "pointer";
            dwn.onmouseover = function (b) {
                b.target.style.opacity = "1";
            };
            dwn.onmouseout = function (b) {
                b.target.style.opacity = "0";
            };
            dwn.onclick = function () {
                var link, imgs = document.querySelectorAll(".fileThumb ");
                document.body.innerHTML = "mkdir -p 4curl && cd 4curl && <br /> ";
                for (var i = 0; i < imgs.length; i++) {
                    if (imgs[i].getAttribute("href")) {
                        link = imgs[i].getAttribute("href").split("//")[1];
                        document.body.innerHTML += "curl -O <a download href='" + link + "'>" + link + "</a> && <br />";
                    }
                }
                document.body.innerHTML += 'echo "done" <br /><br /> select all and paste into terminal, hit enter, then navigate to folder "4curl"';
            };
            a.appendChild(dwn);
        }

        d1=document.getElementsByClassName('boardList');
        if(d1.length){
            createdwn(d1[0]);
            createdwn(d1[1]);
        }
        d2=document.getElementsByClassName('customBoardList');
        if(d2.length){
            createdwn(d2[0]);
            createdwn(d2[1]);
        }
        bonus = [];
        tt = 1;
        titles = [];
        links = [];
        fi = 0;
        frameN = 0;
        cln = 0;
        ai = 0;
        z=0;

        function endalert() {
            ea = document.createElement("div");
            c = ea.style;
            ea.id = "theend";
            for (var d = "0123456789ABCDEF".split(""), a = "#", e = 0; 6 > e; e++) {
                a += d[Math.round(15 * Math.random())];
            }
            c.backgroundColor = a;
            c.cssText += "line-height:50px;width:200px;height:50px;position:fixed;margin:auto;left:0;right:0;top:0;bottom:0;font-size:42px;text-align:center;color:#fff;z-index:10001";
            ea.innerText = "The End";
            document.body.appendChild(ea);
            setTimeout(function () {
                z = document.getElementById("theend");
                z.parentNode.removeChild(z);
            }, 420);
        }

        function change(a) {
            i1 = document.getElementsByClassName('file');
            if (a) {
                for (fi; fi < i1.length; fi++) {
                    console.log(fi + ' ' + i1.length);
                    if (i1[fi].getElementsByClassName('expanded-thumb').length) {
                        cln = i1[fi].getElementsByClassName('expanded-thumb')[0];
                    } else if (i1[fi].getElementsByClassName('expandedWebm').length) {
                        cln = i1[fi].getElementsByClassName('expandedWebm')[0];
                    } else cln = null;
                    if (cln) {
                        console.log('adding');
                        cln.className = "frameImage";
                        cln.onclick = function () {
                            next(1);
                        };
                        cln.onerror = function (y) {
                            //console.log(y.target); //reload images?
                        };
                        document.body.appendChild(cln);
                        //add recent +?
                        links[ai] = i1[fi].parentElement.id;
                        if (i1[fi].parentElement.getElementsByClassName('backlink').length) {
                            bonus[ai] = i1[fi].parentElement.getElementsByClassName('backlink')[0].getElementsByClassName('quotelink');
                        } else bonus[ai] = "";

                        titles[ai] = i1[fi].children[0].children[0].getAttribute("title");
                        if (titles[ai]) {
                            titles[ai] = "[ " + i1[fi].children[0].innerText.split(", ")[1].split(")")[0] + " ][ " + titles[ai] + " ]";
                        } else {
                            t2 = i1[fi].children[0].innerText;
                            titles[ai] = "[ " + t2.split(", ")[1].split(")")[0] + " ][ " + t2.split("File: ")[1].split(" (")[0] + " ]";
                        }
                        ai++;
                    }
                }
            } else {
                frame = document.getElementsByClassName('frameImage');
                if (frame[frameN].tagName == "VIDEO") frame[frameN].pause(); //new new
                frame[frameN].className = "frameImage";
                bg.style.display = "none";
                larw.style.display = "none";
                rarw.style.display = "none";
                li.style.display = "none";
                ri.style.display = "none";
            }
        }

        function i4(a){
            r = document.createElement("a");
            r.style.setProperty ("color", "#bababa", "important"); //add colors?
            r.innerText = z ? " [ " + a.split("p")[1] + " ]" : " +";
            r.onmouseover = function () {
                bb = document.getElementById(a);
                if (document.getElementsByClassName('post reply').length){
                    pColor = window.getComputedStyle(document.getElementsByClassName('post reply')[0]).backgroundColor;
                } else pColor = window.getComputedStyle(document.body).backgroundColor;
                bb.style.backgroundColor = pColor;
                bb.style.cssText += "position:fixed;z-index:10001;left:50%;top:50%;transform:translate(-50%,-50%);margin:0";
            };
            r.onmouseout = function () {
                bb.style.cssText = "";
            };
            r.onclick = function () {
                bb.style.cssText = "";
                bb.scrollIntoView();
                trigger();
            };
            bi.appendChild(r);
            z=0;
        }

        function info(a) {
            bi.innerHTML = "";
            ii.innerText = titles[a];
            i2.innerText = "[ " + (a + 1) + "/" + frame.length + " ]";
            if (bonus[a].length){
                for (i=--bonus[a].length;i>-1;i--){
                    i4(bonus[a][i].href.split(/#(p.*)/)[1]);
                }
            }
            z=1;
            i4(links[a]);
        }
        function next(a) {
            if (!tt) {
                bg.style.display = "block";
                larw.style.display = "block";
                rarw.style.display = "block";
                li.style.display = "block";
                ri.style.display = "block";
                pics = document.getElementsByClassName('fileThumb');
                aa=fi;
                while (aa < pics.length) {
                    pics[aa].children[0].click();
                    aa++;
                }
                change(1);

                frame = document.getElementsByClassName('frameImage');
                console.log('next '+a+'frames'+frame.length+'N'+frameN);
                if (a == 2) {
                    frame[frameN].className += " frameX";
                    if (frame[frameN].tagName == "VIDEO") frame[frameN].play();
                } else if (a == 1) {
                    if (frameN < --frame.length) {
                        frame[frameN].className = "frameImage";
                        if (frame[frameN].tagName == "VIDEO") frame[frameN].pause();
                        frame[++frameN].className += " frameX";
                        if (frame[frameN].tagName == "VIDEO") frame[frameN].play();
                    } else {
                        endalert();
                    }
                } else {
                    if (frameN > 0) {
                        frame[frameN].className = "frameImage";
                        if (frame[frameN].tagName == "VIDEO") frame[frameN].pause();
                        frame[--frameN].className += " frameX";
                        if (frame[frameN].tagName == "VIDEO") frame[frameN].play();
                    }
                }
                info(frameN);
                //start webm, stop previous
            }
        }

        function trigger() {
            tt = tt ? 0 : 1;
            if (tt) {
                change(0);
            } else {
                next(2);
            }
        }

        bg = document.createElement("div");
        bg.style.cssText = "background: rgba(0, 0, 0, .85);position:fixed;top:0;left:0;z-index:9999;width:100%;height:100%;display:none";
        bg.onclick = trigger;
        document.body.appendChild(bg);

        //extra buttons
        larw = document.createElement("div");
        rarw = document.createElement("div");
        var arw = "cursor:pointer;position:fixed;z-index:10000;top:calc(50% - 15px);border-top: 15px solid transparent;border-bottom: 15px solid transparent;display:none;border-";
        larw.style.cssText = arw + "right: 20px solid #bababa;left:5px";
        rarw.style.cssText = arw + "left: 20px solid #bababa;right:5px";
        larw.onclick = function () {
            next(0);
        };
        rarw.onclick = function () {
            next(1);
        };
        document.body.appendChild(larw);
        document.body.appendChild(rarw);
        li = document.createElement("div");
        ri = document.createElement("div");
        bi = document.createElement("span");
        var iv = "position:fixed;bottom:0;z-index:10000;margin:0;display:none;text-decoration:none;";
        li.style.cssText = iv + "left:0";
        ri.style.cssText = iv + "right:0";
        ii = document.createElement("a");
        ii.onclick = function () {
            frame[frameN].className = "frameImage";
            frameN = 0;
            next(2);
        };
        i2 = document.createElement("a");
        i2.onclick = function () {
            frame[frameN].className = "frameImage";
            frameN = --frame.length;
            next(2);
        };
        document.body.appendChild(li);
        ii.style.setProperty ("color", "#bababa", "important");
        li.appendChild(ii);
        document.body.appendChild(ri);
        i2.style.setProperty ("color", "#bababa", "important");
        ri.appendChild(bi);
        ri.appendChild(i2);
        //end buttons

        document.addEventListener("keydown", function (e) {
            switch (e.which) {
                case 37:
                    next(0);
                    break;
                case 39:
                    next(1);
                    break;
            }
        });
    }
});