Enhancement Userscript for LIHKG

An Enhancement Userscript for LIHKG

Mint 2021.06.10.. Lásd a legutóbbi verzió

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         Enhancement Userscript for LIHKG
// @version      0.2
// @description  An Enhancement Userscript for LIHKG
// @include        /https?\:\/\/lihkg\.com/
// @icon         https://www.google.com/s2/favicons?domain=lihkg.com
// @grant        GM_addStyle
// @namespace https://greatest.deepsurf.us/users/371179
// ==/UserScript==
(function() {
    'use strict';
    GM_addStyle(`
    .EGBBkGyEbfIEpHMLTW84H:not([dragmode]),.EGBBkGyEbfIEpHMLTW84H[dragmode="text"]{position:fixed;left:-9999px;top:-9999px;width:2px;height:2px;}
    div[contenteditable] p>img~br:last-child,div[contenteditable] p>a~br:last-child,div[contenteditable] p>div~br:last-child{content:'';}
    `)
    //fix copy editing

    var getElementText = function(el) {
        var text = '';
        // Text node (3) or CDATA node (4) - return its text
        if ((el.nodeType === 3) || (el.nodeType === 4)) {
            text = el.nodeValue;
            // If node is an element (1) and an img, input[type=image], or area element, return its alt text
        } else if ((el.nodeType === 1) && (
                (el.tagName.toLowerCase() == 'img') ||
                (el.tagName.toLowerCase() == 'area') ||
                ((el.tagName.toLowerCase() == 'input') && el.getAttribute('type') && (el.getAttribute('type').toLowerCase() == 'image'))
            )) {
            text = el.getAttribute('alt') || '';
            if (el.tagName.toLowerCase() == 'img' && text == '' && el.getAttribute('src')) {

                text = '[img]' + el.getAttribute('src') + '[/img]';
            }
            // Traverse children unless this is a script or style element
        } else if ((el.nodeType === 1) && (
                (el.tagName.toLowerCase() == 'br')
            )) {
            text = '\n';
            // Traverse children unless this is a script or style element
        } else if ((el.nodeType === 1) && !el.tagName.match(/^(script|style)$/i)) {
            var children = el.childNodes;
            for (var i = 0, l = children.length; i < l; i++) {
                text += getElementText(children[i]);
            }
        }
        return text;
    };


    document.cssAll = function() {

        var s = document.querySelectorAll.apply(this, arguments)

        s = Array.prototype.slice.call(s, 0)
        return s
    }

    function urlConvert(url) {
        var src = url.replace(/\w+\:\/\//, '')
        var replacements = [...src.matchAll(/[\w\.]+/g)].filter((t) => /\./.test(t))
        if (replacements.length > 1) {
            replacements.length--;

        }
        replacements.forEach((s) => {
            src = src.replace(s, '')
        })

        src = src.replace(/\/+/g, '/')

        return src;

    }

    var emoji = {};

    setInterval(() => {

        document.cssAll('img[src*="lihkg.com"][alt]:not([title])').forEach(function(imgElm) {
            var src = imgElm.getAttribute('src');
            var erc = urlConvert(src)
            var imgAlt = imgElm.getAttribute('alt') || "";
            if (/^[\x20-\x7E]+$/.test(imgAlt) && /\#/.test(imgAlt)) {
                emoji[erc] = imgAlt.trim()
            }

            imgElm.setAttribute('title', imgAlt)

        })


        document.cssAll('a[href*="profile/"]:not([href*="//"]):not([title])').forEach(function(aElm) {
            aElm.setAttribute('title', aElm.getAttribute('href'))
        })

        document.cssAll('[data-ic~="hkgmoji"]:not([title])>img[src*="lihkg.com"]:not([alt])').forEach(function(imgElm) {
            var src = imgElm.getAttribute('src');
            var erc = urlConvert(src)
            var text = emoji[erc] ? emoji[erc] : "[img]" + erc + "[/img]"
            imgElm.parentNode.setAttribute('title', text)
            imgElm.setAttribute('alt', text)


        })

        document.cssAll('a[href*="local.lihkg.com"]>img:not([anchored])').forEach(function(img) {
            img.setAttribute('anchored', 'true')


            var originalSrc = img.getAttribute('src') || img.getAttribute('data-original') || ""
            var newSrc = originalSrc.replace('local.lihkg.com', 'cdn.lihkg.com');

            if (newSrc && originalSrc != newSrc) {

                console.log(originalSrc, newSrc)

                var fx = function() {
                    if (img.complete == false) return setTimeout(fx, 33);

                    if (img.currentSrc == "") {

                        var b = img.cloneNode(false);
                        b.removeAttribute('data-original');
                        b.removeAttribute('data-src');

                        if (b.getAttribute('alt') == "") b.removeAttribute('alt')
                        if (b.getAttribute('title') == "") b.removeAttribute('title')

                        b.setAttribute('src', newSrc);
                        img.parentNode.replaceChild(b, img)

                        if (b.parentNode.getAttribute('href')) {
                            b.parentNode.setAttribute('href', b.parentNode.getAttribute('href').replace(originalSrc, newSrc));
                            if (b.nextElementSibling && b.nextElementSibling.hasAttribute('data-error')) b.nextElementSibling.parentNode.removeChild(b.nextElementSibling);
                            if (b.nextElementSibling && b.nextElementSibling.outerHTML.toLocaleLowerCase() == '<ins></ins>') b.nextElementSibling.parentNode.removeChild(b.nextElementSibling);



                        }

                        b.removeAttribute('anchored')


                    }

                }
                fx();


            }

        })


        document.cssAll('div[contenteditable] div[data-ic][contenteditable="false"]').forEach((elm) => {

            elm.removeAttribute('contenteditable')
        })




    }, 33)


    var makePlain = false;
    document.addEventListener('drop', function(evt) {
        console.log(evt, makePlain, evt.target)

        var p = evt.target;
        var contenteditable = false;
        while (p) {
            if (p.hasAttribute('contenteditable') && p.getAttribute('contenteditable') != 'false') {
                contenteditable = true;
                break;
            }
            p = p.parentNode;

        }

        if (contenteditable) {

            if (makePlain && evt.dataTransfer.getData('text/html')) {

                var text = evt.dataTransfer.getData('text/html');


                setTimeout(function() {
                    var sel = window.getSelection();
                    if (sel.getRangeAt && sel.rangeCount) {


                        var range = sel.getRangeAt(0);

                        var cloneContents = range.cloneContents();


                        var hh = document.createElement('html')
                        hh.innerHTML = text;
                        var hhPlain = getElementText(hh)
                        hh.innerText = hhPlain


                        if (cloneContents.textContent !== hhPlain) {

                            range.deleteContents();

                            document.execCommand('insertHTML', false, '<p>' + hh.innerHTML.toLowerCase().replace("<br />", "<br>").replace("<br/>", "<br>").replace("<br>", "<br></p><p>") + "</p>");
                        }

                    }

                }, 10);
            }

        }


    }, true)


    document.addEventListener('dragstart', function(evt) {
        var editable = document.querySelector('div[contenteditable]')
        var dragFrom = evt.target
        if (editable && dragFrom) {

            if (editable == dragFrom || editable.contains(dragFrom)) {

            } else {
                makePlain = true;

            }

        }
        console.log(evt)
    }, false);


    document.addEventListener('dragend', function(evt) {
        if (Event.prototype._preventDefault) {
            Event.prototype.preventDefault = Event.prototype._preventDefault
            Event.prototype._preventDefault = null

        }
        setTimeout(function() {
            makePlain = false;
        }, 77);
    }, false);

    document.addEventListener('drop', function(evt) {

        setTimeout(function() {
            makePlain = false;
        }, 77);
        if (Event.prototype._preventDefault) {
            Event.prototype.preventDefault = Event.prototype._preventDefault
            Event.prototype._preventDefault = null
        }

        var dropZone = document.querySelector('.EGBBkGyEbfIEpHMLTW84H');
        if (!dropZone) return;
        dropZone.removeAttribute('dragmode');


    }, true)



    document.addEventListener('dragenter', function(evt) {

        var dropZone = document.querySelector('.EGBBkGyEbfIEpHMLTW84H');



        var isFileTransfer = false;
        if (evt.dataTransfer.types) {
            for (var i = 0; i < evt.dataTransfer.types.length; i++) {
                if (evt.dataTransfer.types[i] == "Files") {
                    isFileTransfer = true;
                    break;
                }
            }
        }

        if (!isFileTransfer) {

            if (dropZone)
                dropZone.setAttribute('dragmode', 'text');
            //  evt.dataTransfer.effectAllowed='copy';
            if (!Event.prototype._preventDefault) {
                Event.prototype._preventDefault = Event.prototype.preventDefault;
                Event.prototype.preventDefault = function() {
                    if (this.type == 'dragover') {

                    } else {
                        return this._preventDefault();
                    }
                    //console.log(this)
                };
            }



        } else {
            makePlain = false;
            if (dropZone)
                dropZone.setAttribute('dragmode', 'file');


        }
        //        console.log('dragenter',!isFileTransfer)



    }, false)




    // Your code here...
})();