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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Allows to filter the plugin list on plugins overview page
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*
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* @module core_admin/plugins_overview
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* @copyright 2024 Marina Glancy
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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const SELECTORS = {
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PLUGIN_FILTERS: '#plugins-overview-panel [data-filterby]',
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PLUGIN_ROWS: 'table#plugins-control-panel tbody tr:not(.plugintypeheader)',
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PLUGIN_TYPE_ROWS: 'table#plugins-control-panel tbody tr.plugintypeheader',
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};
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/**
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* Initialise filters for the "Plugins overview" page
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*/
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export function init() {
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const filters = document.querySelectorAll(SELECTORS.PLUGIN_FILTERS);
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const pluginRows = document.querySelectorAll(SELECTORS.PLUGIN_ROWS);
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const pluginTypeRows = document.querySelectorAll(SELECTORS.PLUGIN_TYPE_ROWS);
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const filterPlugins = (target) => {
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const filterBy = target.getAttribute('data-filterby');
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const headerVisibility = {};
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// Hide all plugin rows in the plugin table that do not match the filter and show all others.
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for (const row of pluginRows) {
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const type = [...row.classList].find(s => s.startsWith('type-'));
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const visible = filterBy === 'all' ? true : row.classList.contains(filterBy);
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row.style.display = visible ? null : 'none';
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if (visible && type) {
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headerVisibility[type] = true;
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}
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}
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// Hide all the plugin type headers that do not have any visible plugins and show all others.
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for (const row of pluginTypeRows) {
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const type = [...row.classList].find(s => s.startsWith('type-'));
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if (type) {
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const visible = filterBy === 'all' || headerVisibility[type];
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row.style.display = visible ? null : 'none';
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}
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}
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// Toggle 'active' class for the selected filter.
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filters.forEach(el => el.classList.remove('active'));
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target.classList.add('active');
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};
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// Add event listeners for the links changing plugins filters.
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filters
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.forEach(target => target.addEventListener('click', (e) => {
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e.preventDefault();
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window.history.replaceState({}, null, e.target.href);
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filterPlugins(target);
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}));
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// Pre-filter plugins based on the current url anchor.
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if (window.location.hash.length > 1) {
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const anchor = window.location.hash.substring(1);
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const target = [...filters].find(t => t.getAttribute('data-filterby') === anchor);
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if (target) {
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filterPlugins(target);
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}
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}
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}
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