MediaWiki:Common.js: Difference between revisions

Latest revision as of 20:03, 30 January 2026

/* Any JavaScript here will be loaded for all users on every page load. */

// JavaScript code to save checkbox state and restore it when the page loads
$(document).ready(function() {
    // Function to save the state of checkboxes to localStorage
    function saveCheckboxState() {
        $('input[type="checkbox"]').each(function() {
            localStorage.setItem($(this).attr('id'), $(this).prop('checked'));
        });
    }

    // Function to load the state of checkboxes from localStorage
    function loadCheckboxState() {
        $('input[type="checkbox"]').each(function() {
            const savedState = localStorage.getItem($(this).attr('id'));
            if (savedState !== null) {
                $(this).prop('checked', savedState === 'true');
            }
        });
    }

    // Load the saved checkbox state when the page is loaded
    loadCheckboxState();

    // Save the checkbox state whenever a checkbox is changed
    $('input[type="checkbox"]').change(function() {
        saveCheckboxState();
    });
});

// Adjust the search box width
$(document).ready(function () {
    $('#searchInput').css('width', '600px'); // Adjust width as needed
});

// Add Edit Source to user dropdown
mw.loader.using('mediawiki.util', function () {
    mw.util.addPortletLink( 'p-personal', mw.util.getUrl( mw.config.get('wgPageName'), { action: 'edit' } ), 'Edit Source', 'pt-editsource' );
    mw.util.addPortletLink( 'p-personal', mw.util.getUrl( mw.config.get('wgPageName'), { action: 'history' } ), 'View History', 'pt-history' );
    mw.util.addPortletLink( 'p-personal', mw.util.getUrl( mw.config.get('wgPageName'), { action: 'delete' } ), 'Delete', 'pt-delete' );
    var moveLink = document.getElementById('ca-move');
    if (moveLink) {
        var a = moveLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-move', a.title || 'Move this page' );
        moveLink.remove();
    }
    mw.util.addPortletLink( 'p-personal', mw.util.getUrl( mw.config.get('wgPageName'), { action: 'protect' } ), 'Protect', 'pt-protect' );
    mw.util.addPortletLink( 'p-personal', mw.util.getUrl( mw.config.get('wgPageName'), { action: 'unwatch' } ), 'Unwatch', 'pt-unwatch' );
    var talkLink = document.getElementById('pt-mytalk');
    if (talkLink) {
      talkLink.remove();
    }
    var whatLinksHereLink = document.getElementById('t-whatlinkshere');
    if (whatLinksHereLink) {
        var a = whatLinksHereLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-whatlinkshere', a.title || 'What Links Here' );
        whatLinksHereLink.remove();
    }
    var relatedChangesLink = document.getElementById('t-recentchangeslinked');
    if (relatedChangesLink) {
        var a = relatedChangesLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-recentchanges', a.title || 'Recent Changes' );
        relatedChangesLink.remove();
    }
    var uploadLink = document.getElementById('t-upload');
    if (uploadLink) {
        var a = uploadLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-upload', a.title || 'Upload File' );
        uploadLink.remove();
    }
    var specialPagesLink = document.getElementById('t-specialpages');
    if (specialPagesLink) {
        var a = specialPagesLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-specialpages', a.title || 'Special Pages' );
        specialPagesLink.remove();
    }
    var permanentLink = document.getElementById('t-permalink');
    if (permanentLink) {
        var a = permanentLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-permalink', a.title || 'Permanent Link' );
        permanentLink.remove();
    }
    var pageInfoLink = document.getElementById('t-info');
    if (pageInfoLink) {
        var a = pageInfoLink.querySelector('a');
        mw.util.addPortletLink( 'p-personal', a.href, a.textContent.trim(), 'pt-info', a.title || 'Page Info' );
        pageInfoLink.remove();
    }
    var printLink = document.getElementById('t-print');
    if (printLink) {
        var a = printLink.querySelector('a');
        printLink.remove();
    }
});

/* Persistent checkboxes and timestamps */
(function () {
  'use strict';
  window.mwTimestamp = window.mwTimestamp || {};
  window.mwTimestamp.DEBUG = window.mwTimestamp.DEBUG !== undefined ? window.mwTimestamp.DEBUG : true;
  var PREFIX = 'mw-checkbox-ts:';
  function isLocalStorageAvailable() {
    try {
      var testKey = '__test__';
      localStorage.setItem(testKey, testKey);
      localStorage.removeItem(testKey);
      return true;
    } catch (e) {
      if (window.mwTimestamp.DEBUG) console.warn('localStorage not available:', e);
      return false;
    }
  }
  function formatTime(d) {
    return d.toLocaleTimeString('en-US', { hour: 'numeric', minute: '2-digit', second: '2-digit' });
  }
  function ensureTsBox(cb) {
    if (!cb) { return null; }
    var tr = cb.closest && cb.closest('tr');
    if (tr) {
      var existing = tr.querySelector && tr.querySelector('.mw-ts-box');
      if (existing) { return existing; }
      var lastCell = tr.querySelector('td:last-child, th:last-child') || tr.lastElementChild;
      if (lastCell) {
        var ts = lastCell.querySelector('.mw-ts-box');
        if (!ts) { ts = document.createElement('span'); ts.className = 'mw-ts-box'; lastCell.appendChild(ts); }
        return ts;
      }
    }
    var td = cb.closest && cb.closest('td') || cb.parentElement;
    if (td && td.nextElementSibling) {
      var next = td.nextElementSibling;
      var ts2 = next.querySelector && next.querySelector('.mw-ts-box');
      if (!ts2) { ts2 = document.createElement('span'); ts2.className = 'mw-ts-box'; next.appendChild(ts2); }
      return ts2;
    }
    var span = document.createElement('span');
    span.className = 'mw-ts-box';
    if (cb.parentNode) cb.parentNode.insertBefore(span, cb.nextSibling);
    return span;
  }
  function saveState(cb, tsBox) {
    if (!cb || !cb.id) return;
    if (!isLocalStorageAvailable()) return;
    var data = {
      checked: !!cb.checked,
      timestamp: tsBox ? tsBox.textContent : ''
    };
    try {
      localStorage.setItem(PREFIX + cb.id, JSON.stringify(data));
      if (window.mwTimestamp.DEBUG) console.log('Saved state for', cb.id, data);
    } catch (e) {
      if (window.mwTimestamp.DEBUG) console.warn('Failed to save state:', e);
    }
  }
  function restoreOne(id, data) {
    var cb = document.getElementById(id);
    if (!cb) return false;
    cb.checked = !!data.checked;
    var tsBox = ensureTsBox(cb);
    if (tsBox) tsBox.textContent = data.timestamp || '';
    return true;
  }
  function restoreAllOnce() {
    if (!isLocalStorageAvailable()) return;
    try {
      var keys = Object.keys(localStorage);
      keys.forEach(function (k) {
        if (k.indexOf(PREFIX) !== 0) return;
        var id = k.slice(PREFIX.length);
        var json = localStorage.getItem(k);
        if (!json) return;
        try {
          var data = JSON.parse(json);
          restoreOne(id, data);
          if (window.mwTimestamp.DEBUG) console.log('Restored', id, data);
        } catch (e) {
          if (window.mwTimestamp.DEBUG) console.warn('Failed to parse data for', id);
        }
      });
    } catch (e) {
      if (window.mwTimestamp.DEBUG) console.warn('Error during restoreAllOnce:', e);
    }
  }
  function initRestore() {
    restoreAllOnce();
    if (window.mw && mw.hook) {
      try {
        mw.hook('wikipage.content').add(function () {
          restoreAllOnce();
        });
      } catch (e) {
        if (window.mwTimestamp.DEBUG) console.warn('mw.hook error:', e);
      }
    }
    setTimeout(restoreAllOnce, 200);
    setTimeout(restoreAllOnce, 1200);
    if (window.MutationObserver) {
      try {
        var observer = new MutationObserver(function (mutations) {
          var want = false;
          for (var i = 0; i < mutations.length && !want; i++) {
            var added = mutations[i].addedNodes;
            for (var j = 0; j < added.length && !want; j++) {
              var node = added[j];
              if (node.nodeType !== 1) continue;
              if (node.matches && node.matches('.mw-checkbox-ts')) want = true;
              if (node.querySelector && (node.querySelector('.mw-checkbox-ts') || node.querySelector('.mw-ts-box'))) want = true;
            }
          }
          if (want) restoreAllOnce();
        });
        observer.observe(document.body, { childList: true, subtree: true });
      } catch (e) {
        if (window.mwTimestamp.DEBUG) console.warn('MutationObserver error:', e);
      }
    }
  }
  function handleCheckboxEvent(ev) {
    var cb = ev.target;
    if (!cb || !cb.matches || !cb.matches('.mw-checkbox-ts')) return;
    var tsBox = ensureTsBox(cb);
    tsBox.textContent = cb.checked ? formatTime(new Date()) : '';
    saveState(cb, tsBox);
  }
  document.addEventListener('change', handleCheckboxEvent, false);
  document.addEventListener('click', handleCheckboxEvent, false);
  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', initRestore);
  } else {
    initRestore();
  }
  window.mwTimestamp.restoreAll = restoreAllOnce;
  window.mwTimestamp.listSaved = function () {
    return Object.keys(localStorage).filter(function (k) { return k.indexOf(PREFIX) === 0; });
  };
  window.mwTimestamp.getSaved = function (id) {
    var j = localStorage.getItem(PREFIX + id);
    try { return j ? JSON.parse(j) : null; } catch (e) { return null; }
  };
})();

/* Spinner */
mw.loader.using('jquery', function () {
    $('body').append('<div id="mw-page-spinner"></div>');
});

(function () {

    function showSpinner() {
        document.body.classList.add('show-spinner');
    }

    function hideSpinner() {
        document.body.classList.remove('show-spinner');
    }

    /* --------------------------------------------------
       1. ALWAYS clear spinner when MediaWiki finishes
          loading or re-rendering page content
    -------------------------------------------------- */
    if (window.mw && mw.hook) {
        mw.hook('wikipage.content').add(hideSpinner);
    }

    // Safety net for full reloads / BFCache restores
    window.addEventListener('pageshow', hideSpinner);

    /* --------------------------------------------------
       2. Show spinner ONLY on real page navigation clicks
    -------------------------------------------------- */
    document.addEventListener('click', function (event) {
        const link = event.target.closest('a');
        if (!link) return;

        // Ignore modified clicks
        if (
            event.defaultPrevented ||
            event.button !== 0 ||
            event.metaKey ||
            event.ctrlKey ||
            event.shiftKey ||
            event.altKey
        ) return;

        // Ignore new tabs/windows
        if (link.target && link.target !== '_self') return;

        const href = link.getAttribute('href');
        if (!href || href.startsWith('#')) return;

        const currentURL = new URL(location.href);
        const targetURL = new URL(href, location.href);

        // Ignore same-document navigation
        if (
            currentURL.origin === targetURL.origin &&
            currentURL.pathname === targetURL.pathname &&
            currentURL.search === targetURL.search
        ) return;

        showSpinner();

    }, true);

})();