MediaWiki:Common.js: Difference between revisions

Revision as of 13:38, 2 October 2025

/* 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');
    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();
    }
});

/* Test code to make checkboxes and timestamps work */
/* This code works for PC Windows */
(function () {
  'use strict';

  // Toggle this in the console with `window.mwTimestamp.DEBUG = false` to silence logs
  window.mwTimestamp = window.mwTimestamp || {};
  window.mwTimestamp.DEBUG = window.mwTimestamp.DEBUG !== undefined ? window.mwTimestamp.DEBUG : true;

  var PREFIX = 'mw-checkbox-ts:';

  function dbg() {
    if (!window.mwTimestamp.DEBUG) return;
    var args = Array.prototype.slice.call(arguments);
    args.unshift('mw-timestamp:');
    console.log.apply(console, args);
  }

  function formatTime(d) {
    return d.toLocaleTimeString('en-US', {
      hour: 'numeric',
      minute: '2-digit',
      second: '2-digit'
    });
  }

  function ensureTsBox(cb) {
    if (!cb) {
      dbg('ensureTsBox called with falsy checkbox');
      return null;
    }

    // prefer row-based lookup
    var tr = cb.closest && cb.closest('tr');
    if (tr) {
      var existing = tr.querySelector && tr.querySelector('.mw-ts-box');
      if (existing) {
        dbg('Found existing tsBox for', cb.id);
        return existing;
      }

      // create in last cell if not present
      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);
          dbg('Created tsBox in last cell for', cb.id);
        } else {
          dbg('Found tsBox in last cell for', cb.id);
        }
        return ts;
      }
    }

    // fallback: next sibling cell
    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);
        dbg('Created tsBox in next cell for', cb.id);
      } else {
        dbg('Found tsBox in next cell for', cb.id);
      }
      return ts2;
    }

    // last resort: insert immediately after checkbox
    var span = document.createElement('span');
    span.className = 'mw-ts-box';
    if (cb.parentNode) cb.parentNode.insertBefore(span, cb.nextSibling);
    dbg('Inserted tsBox after checkbox for', cb.id);
    return span;
  }

  function saveState(cb, tsBox) {
    if (!cb || !cb.id) {
      dbg('saveState: missing checkbox or id, cannot save');
      return;
    }
    var data = {
      checked: !!cb.checked,
      timestamp: tsBox ? tsBox.textContent : ''
    };
    try {
      localStorage.setItem(PREFIX + cb.id, JSON.stringify(data));
      dbg('Saved', cb.id, data);
    } catch (e) {
      dbg('saveState failed for', cb.id, e);
    }
  }

  function restoreOne(id, data) {
    dbg('Attempting restoreOne for', id, data);
    var cb = document.getElementById(id);
    if (!cb) {
      dbg('No checkbox element found for id', id);
      return false;
    }
    cb.checked = !!data.checked;
    var tsBox = ensureTsBox(cb);
    if (tsBox) {
      tsBox.textContent = data.timestamp || '';
      dbg('Restored timestamp for', id, '→', tsBox.textContent);
    } else {
      dbg('Failed to create/find tsBox for', id);
    }
    return true;
  }

  function restoreAllOnce() {
    dbg('restoreAllOnce: start');
    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) {
          dbg('No JSON for key', k);
          return;
        }
        try {
          var data = JSON.parse(json);
          restoreOne(id, data);
        } catch (e) {
          dbg('Bad JSON for', k, e);
        }
      });
    } catch (e) {
      dbg('restoreAllOnce failed', e);
    }
    dbg('restoreAllOnce: done');
  }

  function initRestore() {
    restoreAllOnce();

    // MediaWiki hook (if available)
    if (window.mw && mw.hook) {
      try {
        mw.hook('wikipage.content').add(function () {
          dbg('mw.hook wikipage.content fired');
          restoreAllOnce();
        });
      } catch (e) {
        dbg('mw.hook attach failed', e);
      }
    }

    // short retries (handles async injection)
    setTimeout(function () { dbg('timeout retry 200ms'); restoreAllOnce(); }, 200);
    setTimeout(function () { dbg('timeout retry 1200ms'); restoreAllOnce(); }, 1200);

    // MutationObserver fallback
    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) {
            dbg('MutationObserver detected relevant nodes; restoring');
            restoreAllOnce();
          }
        });
        observer.observe(document.body, { childList: true, subtree: true });
        dbg('MutationObserver attached');
      } catch (e) {
        dbg('MutationObserver attach failed', e);
      }
    }
  }

  // change handler — writes timestamp and saves state
  document.addEventListener('change', function (ev) {
    var cb = ev.target;
    if (!cb || !(cb.matches && cb.matches('.mw-checkbox-ts'))) return;
    dbg('change event for', cb.id, 'checked =', cb.checked);
    var tsBox = ensureTsBox(cb);
    tsBox.textContent = cb.checked ? formatTime(new Date()) : '';
    saveState(cb, tsBox);
  }, false);

  // Start
  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', initRestore);
  } else {
    initRestore();
  }

  // Expose debug helpers
  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) { dbg('getSaved parse error', e); return null; }
  };

  dbg('mw-timestamp initialized. Use window.mwTimestamp.* to inspect.');
})();