RED Torrent Filter

Hide torrent rows based on checkbox state

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 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         RED Torrent Filter
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  Hide torrent rows based on checkbox state
// @author       darisk
// @match        https://redacted.sh/torrents.php?id=*
// @icon         https://redacted.sh/static/favicon.ico
// @grant        none
// @license      GNU GPLv3
// ==/UserScript==

// Configuration
const FILTER_BOX_POSITION = 2; // Use 2 for second child, 3 for third child

let isToggled = false;
let savedFilterState = null;

(function() {
    'use strict';

    addFilterBox();
    addToggleLink();
    applyFilter();
})();

function getFilterSettings() {
    return {
        hideSources: {
            Vinyl: localStorage.hideVinyl === "true",
            Web: localStorage.hideWeb === "true",
            CD: localStorage.hideCD === "true",
            SACD: localStorage.hideSACD === "true"
        },
        hideFormats: {
            MP3: localStorage.hideMP3 === "true",
            FLAC: localStorage.hideFLAC === "true",
            DSD: localStorage.hideDSD === "true"
        },
        showOnly24Bit: localStorage.showOnly24Bit === "true"
    };
}

function is24BitAudio(text) {
    return /24bit lossless|dsd|dts/i.test(text);
}

function shouldHideByFormat(text, hideFormats) {
    return (
        (hideFormats.MP3 && /\b(mp3|aac)\b/i.test(text)) ||
        (hideFormats.FLAC && /\bflac\b/i.test(text)) ||
        (hideFormats.DSD && /\b(dsd|dxd)\b/i.test(text))
    );
}

function shouldHideBySource(text, hideSources) {
    const trimmedText = text.trim();
    return (
        (hideSources.Vinyl && /\bvinyl$/i.test(trimmedText)) ||
        (hideSources.Web && /\bweb$/i.test(trimmedText)) ||
        (hideSources.CD && /\bcd$/i.test(trimmedText)) ||
        (hideSources.SACD && /\b(sacd|blu-ray|dvd)$/i.test(trimmedText))
    );
}

function applyFilter() {
    const torrents = Array.from(document.getElementsByClassName('group_torrent'));

    if (isToggled) {
        torrents.forEach(row => row.style.display = '');
        updateToggleLink(0);
        return;
    }

    const settings = getFilterSettings();
    let hiddenCount = 0;
    let currentEditionGroup = [];
    let i = 0;

    while (i < torrents.length) {
        const row = torrents[i];
        const isEditionRow = row.classList.contains('edition');

        if (isEditionRow) {
            currentEditionGroup = [row];
            i++;

            while (i < torrents.length && !torrents[i].classList.contains('edition')) {
                currentEditionGroup.push(torrents[i]);
                i++;
            }

            hiddenCount += filterEditionGroup(currentEditionGroup, settings);
        } else {
            hiddenCount += filterStandaloneTorrent(row, settings);
            i++;
        }
    }

    updateToggleLink(hiddenCount);
}

function filterStandaloneTorrent(row, settings) {
    const rowText = row.textContent.toLowerCase();

    if (settings.showOnly24Bit) {
        const hideRow = !is24BitAudio(rowText);
        row.style.display = hideRow ? 'none' : '';
        return hideRow ? 1 : 0;
    }

    const hideRow = shouldHideByFormat(rowText, settings.hideFormats);
    row.style.display = hideRow ? 'none' : '';
    return hideRow ? 1 : 0;
}

function filterEditionGroup(editionGroup, settings) {
    const editionRow = editionGroup[0];
    const childRows = editionGroup.slice(1);
    let hiddenCount = 0;

    const editionText = editionRow.textContent.toLowerCase();

    if (settings.showOnly24Bit) {
        editionRow.style.display = '';

        childRows.forEach(row => {
            const rowText = row.textContent.toLowerCase();
            const hideRow = !is24BitAudio(rowText);

            if (hideRow) {
                row.style.display = 'none';
                hiddenCount++;
            } else {
                row.style.display = '';
            }
        });

        if (childRows.length > 0 && childRows.every(row => row.style.display === 'none')) {
            editionRow.style.display = 'none';
        }

        return hiddenCount;
    }

    const hideEdition = shouldHideBySource(editionText, settings.hideSources);

    if (hideEdition) {
        editionRow.style.display = 'none';
        childRows.forEach(row => {
            row.style.display = 'none';
            hiddenCount++;
        });
    } else {
        editionRow.style.display = '';

        childRows.forEach(row => {
            const rowText = row.textContent.toLowerCase();
            const hideRow = shouldHideByFormat(rowText, settings.hideFormats);

            if (hideRow) {
                row.style.display = 'none';
                hiddenCount++;
            } else {
                row.style.display = '';
            }
        });

        if (childRows.length > 0 && childRows.every(row => row.style.display === 'none')) {
            editionRow.style.display = 'none';
        }
    }

    return hiddenCount;
}

function addCheckboxes(parent, items, headerText) {
    const header = document.createElement('p');
    header.innerHTML = `<strong>${headerText}</strong>`;
    header.style.marginBottom = '3px';
    parent.appendChild(header);

    items.forEach(item => {
        const label = document.createElement('label');
        const checkbox = document.createElement('input');
        checkbox.type = 'checkbox';
        checkbox.id = `hide${item}`;
        checkbox.checked = localStorage[`hide${item}`] === "true";
        checkbox.addEventListener('change', () => {
            localStorage[`hide${item}`] = checkbox.checked;
            isToggled = false;
            applyFilter();
        });

        label.appendChild(checkbox);
        label.appendChild(document.createTextNode(` ${item}`));
        label.style.marginRight = '8px';
        parent.appendChild(label);
    });

    parent.appendChild(document.createElement('br'));
    parent.appendChild(document.createElement('br'));
}

function addFilterBox() {
    const sidebar = document.querySelector('.sidebar');
    if (!sidebar) return;

    const box = document.createElement('div');
    box.className = 'box';

    const header = document.createElement('div');
    header.className = 'head';

    const headerContent = document.createElement('strong');
    headerContent.textContent = 'Torrent Filter';

    const toggleLink = document.createElement('a');
    toggleLink.href = '#';
    toggleLink.textContent = '[-]';
    toggleLink.style.cssText = 'float: right; font-weight: normal;';

    header.appendChild(headerContent);
    header.appendChild(toggleLink);
    box.appendChild(header);

    const body = document.createElement('div');
    body.className = 'body';
    body.id = 'torrent-filter-body';

    const isCollapsed = localStorage.getItem('filterBoxCollapsed') === 'true';
    if (isCollapsed) {
        body.style.display = 'none';
        toggleLink.textContent = '[+]';
    }

    box.appendChild(body);

    const sources = ['Vinyl', 'Web', 'CD', 'SACD'];
    const formats = ['MP3', 'FLAC', 'DSD'];
    addCheckboxes(body, sources, 'Hide Sources');
    addCheckboxes(body, formats, 'Hide Formats');

    const showOnlyHeader = document.createElement('p');
    showOnlyHeader.innerHTML = '<strong>Show Only</strong>';
    showOnlyHeader.style.marginBottom = '3px';
    body.appendChild(showOnlyHeader);

    const showOnlyLabel = document.createElement('label');
    const showOnlyCheckbox = document.createElement('input');
    showOnlyCheckbox.type = 'checkbox';
    showOnlyCheckbox.id = 'showOnly24Bit';
    showOnlyCheckbox.checked = localStorage.showOnly24Bit === "true";
    showOnlyCheckbox.addEventListener('change', () => {
        localStorage.showOnly24Bit = showOnlyCheckbox.checked;
        isToggled = false;
        applyFilter();
    });

    showOnlyLabel.appendChild(showOnlyCheckbox);
    showOnlyLabel.appendChild(document.createTextNode(' 24 bit'));
    body.appendChild(showOnlyLabel);

    toggleLink.addEventListener('click', (e) => {
        e.preventDefault();
        const isCurrentlyCollapsed = body.style.display === 'none';
        body.style.display = isCurrentlyCollapsed ? '' : 'none';
        toggleLink.textContent = isCurrentlyCollapsed ? '[-]' : '[+]';
        localStorage.setItem('filterBoxCollapsed', !isCurrentlyCollapsed);
    });

    const targetChild = FILTER_BOX_POSITION === 1
    ? sidebar.firstChild
    : sidebar.children[FILTER_BOX_POSITION - 1];
    sidebar.insertBefore(box, targetChild);
}

function addToggleLink() {
    const linkbox = document.querySelector('.linkbox');
    if (!linkbox) return;

    const toggleLink = document.createElement('a');
    toggleLink.className = 'toggle-link';
    toggleLink.href = '#';
    toggleLink.innerText = '[Toggle Hidden: 0]';

    toggleLink.addEventListener('click', (e) => {
        e.preventDefault();

        if (isToggled) {
            if (savedFilterState) {
                Object.entries(savedFilterState).forEach(([key, value]) => {
                    localStorage[key] = value;
                    const checkbox = document.getElementById(key);
                    if (checkbox) checkbox.checked = value === "true";
                });
            }
            isToggled = false;
        } else {
            savedFilterState = {};
            const allCheckboxes = document.querySelectorAll('.box input[type="checkbox"]');

            allCheckboxes.forEach(checkbox => {
                savedFilterState[checkbox.id] = localStorage[checkbox.id] || "false";
            });

            isToggled = true;
        }

        applyFilter();
    });

    linkbox.appendChild(toggleLink);
}

function updateToggleLink(hiddenCount) {
    const toggleLink = document.querySelector('.linkbox .toggle-link');
    if (toggleLink) {
        toggleLink.innerHTML = `[Toggle Hidden${hiddenCount > 0 ? `: <span style="color: #ff0000;">${hiddenCount}</span>` : ': 0'}]`;
    }
}