User:Plastikspork/massmove.js

// Adapted from [[User:Animum/massdelete.js]]
jQuery(document).ready(function($) {

 var config = mw.config.get(['wgNamespaceNumber', 'wgTitle', 'wgUserGroups', 'skin']);

 function removeBlanks(arr) {
  var ret = [];
  var i, len;
  for (i = 0, len = arr.length; i < len; i++) {
   var s = arr[i];
   s = s.trim();
   if (s) {
    ret.push(s);
   }
  }
  return ret;
 }

 function replacePrefix(s, oldPrefix, newPrefix) {
  if (s.indexOf(oldPrefix) === 0) {
   s = s.substr(oldPrefix.length);
  }
  return newPrefix + s;
 }

 function doMassMove() {
  document.getElementById("wpMassMoveSubmit").disabled = true;
  var articles = document.getElementById("wpMassMovePages").value.split("\n");
  articles = removeBlanks(articles);
  if (!articles.length) {
   return;
  }
  var
   api = new mw.Api(),
   wpMassMoveReason = document.getElementById("wpMassMoveReason").value,
   wpMassMovePrefix1 = document.getElementById("wpMassMovePrefix1").value,
   wpMassMovePrefix2 = document.getElementById("wpMassMovePrefix2").value,
   wpMassMoveWatch = document.getElementById("wpMassMoveWatch").value,
   wpMassMoveNoRedirect = document.getElementById("wpMassMoveNoRedirect").checked,
   wpMassMoveMoveTalk = document.getElementById("wpMassMoveMoveTalk").checked,
   moved = 0,
   failed = [],
   error = [],
   deferreds = [],
   onSuccess = function () {
    moved++;
    document.getElementById("wpMassMoveSubmit").value = "(" + moved + ")";
   };

  function makeMoveFunc(article) {
   return function () {
    return $.Deferred(function (deferred) {
     var options = {
      format: 'json',
      action: 'move',
      watchlist: wpMassMoveWatch,
      from: article,
      to: replacePrefix(article, wpMassMovePrefix1, wpMassMovePrefix2),
      reason: wpMassMoveReason
     };
     if (wpMassMoveNoRedirect) {
      options.noredirect = '';
     }
     if (wpMassMoveMoveTalk) {
      options.movetalk = '';
     }
     var promise = api.postWithToken('move', options);
     promise.done(onSuccess);
     promise.fail(function (code, obj) {
      failed.push(article);
      error.push(obj.error.info);
     });
     promise.always(function () {
      deferred.resolve();
     });
    });
   };
  }

  // Make a chain of deferred objects. We chain them rather than execute them in
  // parallel so that we don't make 1000 simultaneous move requests and bring the
  // site down. We use deferred objects rather than the promise objects returned
  // from the API request so that the chain continues even if some articles gave
  // errors.
  var deferred = makeMoveFunc(articles[0])();
  for (var i = 1, len = articles.length; i < len; i++) {
   deferred = deferred.then(makeMoveFunc(articles[i]));
  }

  // Show the output and do cleanup once all the requests are done.
  $.when(deferred).then(function () {
   document.getElementById("wpMassMoveSubmit").value = "Done (" + moved + ")";
   if (failed.length) {
    var $failedList = $('<ul>');
    for(var x = 0; x < failed.length; x++) {
     // Link the titles in the "failed" array
     var failedTitle = mw.Title.newFromText(failed[x]);
     var $failedItem = $('<li>');
     if (failedTitle) {
      $failedItem.append( $('<a>')
       .attr('href', failedTitle.getUrl())
       .text(failed[x])
      );
     } else {
      $failedItem.text(failed[x]);
     }
     $failedItem.append(document.createTextNode(': ' + error[x]));
     $failedList.append($failedItem);
    }
    $('#wpMassMoveFailedContainer')
     .append($('<br />'))
     .append($('<b>')
      .text('Failed moves:')
     )
     .append($failedList);
   }
  });
 }
 
 function massMoveForm() {
     var bodyContent;
  switch (config.skin) {
   case 'modern':
    bodyContent = 'mw_contentholder';
    break;
   case 'cologneblue':
    bodyContent = 'article';
    break;
   case 'monobook':
   case 'vector':
   default:
    bodyContent = 'bodyContent';
    break;
  }
  document.getElementsByTagName("h1")[0].textContent = "Plastikspork's mass-move tool";
  document.title = "Plastikspork's mass-move tool - Wikipedia, the free encyclopedia";
  document.getElementById(bodyContent).innerHTML = '<div id="siteSub">From Wikipedia, the free encyclopedia</div>' +
   '<p>Adapted from Animum\'s mass-delete tool and Timotheus Canens\'s mass-edit tool</p>' +
   '<br />' + 'This tool is restricted to editors in the <code>sysop</code> or <code>extendedmover</code> groups.' +
   '<br />' + 'Your user groups are: ' + mw.config.get('wgUserGroups') + '<br /><br />' +
   '<form id="wpMassMove" name="wpMassMove">' +
   '<b>If you abuse this tool, it\'s <i>your</i> fault, not mine.</b>' +
   '<div id="wpMassMoveFailedContainer"></div>' +
   '<br /><br />' +
    'Pages to move (one on each line, please):<br />' +
     '<textarea tabindex="1" accesskey="," name="wpMassMovePages" id="wpMassMovePages" rows="10" cols="80"></textarea>' +
    '<br /><br /><table style="background-color:transparent">' +
    '<tr><td>Prefix to remove from the old name (e.g., Template:):</td>' +
     '<td><input type="text" id="wpMassMovePrefix1" name="wpMassMovePrefix1" maxlength="255" /></td></tr>' +
    '<tr><td>Prefix to add to the new name (e.g., User:Plastikspork/):</td>' +
     '<td><input type="text" id="wpMassMovePrefix2" name="wpMassMovePrefix2" maxlength="255" /></td></tr>' +
    '<tr><td>Move talk:</td>' +
     '<td><input type="checkbox" id="wpMassMoveMoveTalk" name="wpMassMoveMoveTalk"/></td></tr>' +
    '<tr><td>No redirect:</td>' +
     '<td><input type="checkbox" id="wpMassMoveNoRedirect" name="wpMassMoveNoRedirect"/></td></tr>' +
    '<tr><td>Watch Pages:</td>' +
      '<td><select id="wpMassMoveWatch">' +
       '<option value="nochange">No change</option>' +
       '<option value="preferences">User preferences</option>' +
       '<option value="watch">Add to watch list</option>' +
       '<option value="unwatch">Remove from watch list</option>' +
      '</select></td></tr>' +
    '<tr><td>Edit summary:</td>' +
     '<td><input type="text" id="wpMassMoveReason" name="wpMassMoveReason" maxlength="255" /></td></tr>' +
     '<tr><td><input type="button" id="wpMassMoveSubmit" name="wpMassMoveSubmit" value="Move" /></td>' +
   '</form>';
  document.getElementById("wpMassMoveSubmit").addEventListener("click", function (e) {
   doMassMove();
  });
 }
 
 function massMoveError() {
  var bodyContent = (config.skin == "cologneblue" ? "article" : "bodyContent");
  document.getElementsByTagName("h1")[0].textContent = "Plastikspork's mass-move tool";
  document.title = "Plastikspork's mass-move tool - Wikipedia, the free encyclopedia";
  document.getElementById(bodyContent).innerHTML = '<div id="siteSub">From Wikipedia, the free encyclopedia</div>' +
   '<p>Adapted from Animum\'s mass-delete tool and Timotheus Canens\'s mass-edit tool</p>' +
   '<br /><br />' + 'This tool is restricted to editors in the <code>sysop</code> or <code>extendedmover</code> groups.' +
   '<br /><br />' + 'Your user groups are: ' + mw.config.get('wgUserGroups') +
   '<br /><br />' + 'For more information, please feel free to contact the script author!';
 }
  
 if(mw.config.get('wgNamespaceNumber') === -1 
  && (mw.config.get('wgTitle') === "Massmove" || 
  mw.config.get('wgTitle') === "MassMove")
 ) {
  if (/sysop/.test(config.wgUserGroups) || /extendedmover/.test(config.wgUserGroups)) {
   $.when( $.ready, mw.loader.using(['mediawiki.util'])).done( massMoveForm );
  } else {
   $.when( $.ready, mw.loader.using(['mediawiki.util'])).done( massMoveError );
  }
 }
});