User:Ebrahim/merge.js

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// ENABLE IT FROM YOUR PREFERENCES: www.wikidata.org/wiki/Special:Preferences#mw-prefsection-gadgets
/*!
 * merge.js - Script to merge Wikidata items
 * @author User:Ebraminio <ebrahim -at- gnu.org>
 * @contributors User:Ebraminio, User:Ricordisamoa
 * @license CC-Zero
 */
/*jslint browser: true, regexp: true, indent: 2*/
/*jshint unused: false*/
/*global jQuery, mediaWiki, wikibase*/
// See also: MediaWiki:Gadget-EmptyDetect.js and MediaWiki:Gadget-RfDHelper.js
//<nowiki>
(function ($, mw) {
  'use strict';
  var messages, itemId = mw.config.get('wbEntityId'), api = new mw.Api();

  messages = (function () {
    var translations = {
      'en': {
        close: 'Close',
        closeDialog: 'Close this dialog without merging the items',
        confilictMessage: 'A conflict detected on ',
        confilictWithMessage: 'with',
        deleteOption: 'Try to automatically delete extra items after merge (only admins)',
        deleting: 'Deleting...',
        deletingItem: 'Deleting the item...',
        itemDeleterAccessError: 'You aren\'t an administrator',
        itemIdInvalid: 'The item\'s id is not defined',
        loadingMergeDestination: 'Loading merge destination...',
        lowestQid: 'Always merge into the item with lowest Qid',
        merge: 'Merge',
        mergePendingNotification: 'Merge.js has been started.<br/>Now you can focus your browser on the other item.',
        mergeProcess: 'Process the merge now',
        mergeThisItem: 'Merge this item',
        mergeWithInput: 'Merge with:',
        mergeWithProgress: 'Merge with...',
        mergeWizard: 'Merge Wizard',
        pleaseWait: 'Please wait...',
        postpone: 'Postpone',
        postponeTitle: 'Store this item\'s id and postpone the merge',
        processPostponed: 'process the postponed merge',
        requestDeletion: 'Request deletion for extra items on RfD',
        requestingDeletion: 'Requesting deletion...',
        requestingStreamDeletion: 'Requesting Stream Deletion...',
        sendingToRfd: 'Sending to RfD...',
        streamDelete: 'Request $1StreamDeletion$2 for this item (experimental)',
        unwatchOption: 'Remove merged items from your watchlist (if watched)',
        unwatching: 'Removing from watch list...'
      },
      'cs': {
        close: 'Zavřít',
        closeDialog: 'Zavřít toto okno bez sloučení položek',
        confilictMessage: 'Detekován konflikt v',
        confilictWithMessage: 's',
        deleteOption: 'Pokusit se automaticky smazat extra položky po sloučení (pouze správci)',
        deleting: 'Mažu...',
        deletingItem: 'Mažu položku...',
        itemDeleterAccessError: 'Nejste správce',
        itemIdInvalid: 'Není zadáno id položky',
        loadingMergeDestination : 'Načítám výsledek sloučení...',
        lowestQid: 'Vždy sloučit do položky s nižším číslem',
        merge: 'Sloučit',
        mergePendingNotification: 'Skript Merge.js byl aktivován.<br/>Nyní můžete ve vašem prohlížeči přejít na jinou položku.',
        mergeProcess: 'Provést nyní sloučení',
        mergeThisItem: 'Sloučit položku',
        mergeWithInput: 'Sloučit s:',
        mergeWithProgress: 'Sloučit s...',
        mergeWizard: 'Nástroj pro slučování',
        pleaseWait: 'Prosím čekejte...',
        postpone: 'Odložit',
        postponeTitle: 'Uložit id položky a odložit sloučení',
        processPostponed: 'provést odložené sloučení',
        requestDeletion: 'Požádat o smazání extra položek na RfD',
        requestingDeletion: 'Žádám o smazání...',
        requestingStreamDeletion: 'Žádám o smazání (StreamDelete)...',
        sendingToRfd: 'Posílám na RfD...',
        streamDelete: 'Požádat o $1StreamDelete$2 (experimentální)',
        unwatchOption: 'Odstranit slučované položky ze sledovaných stránek (jsou-li sledovány)',
        unwatching: 'Odstraňuji ze sledovaných stránek...'
      },
      'de': {
        close: 'Schließen',
        closeDialog: 'Schließen ohne Änderung',
        confilictMessage: 'Ein Konflikt wurde erkannt bei ',
        confilictWithMessage: 'mit',
        deleteOption: 'Lösche übrige Datenelemente nach dem Zusammenlegen (nur für Admins)',
        deleting: 'Lösche…',
        deletingItem: 'Lösche das Datenelement…',
        itemDeleterAccessError: 'Du musst Administrator sein, um Datenelemente zu löschen.',
        itemIdInvalid: 'Die Nummer des Datenelementes ist nicht definiert',
        loadingMergeDestination: 'Lade zusammengelegtes Datenelement…',
        lowestQid: 'Immer in das Datenelement mit der niedrigeren Q-Nummer zusammenlegen',
        merge: 'Zusammenlegen',
        mergePendingNotification: 'Merge.js wurde gestartet.<br/>Jetzt kannst du das andere Datenelement öffnen.',
        mergeProcess: 'Starte das Zusammenlegen jetzt',
        mergeThisItem: 'Lege das Datenelement zusammen',
        mergeWithInput: 'Zusammenlegen mit:',
        mergeWithProgress: 'Zusammenlegen mit…',
        mergeWizard: 'Assistent zum Zusammenlegen',
        pleaseWait: 'Bitte warte…',
        postpone: 'Verschieben',
        postponeTitle: 'Speichere die Nummer des Datenelementes und mach es zum Ziel einer Zusammenlegung',
        processPostponed: 'Starte das Zusammenlegen in das andere Datenelement',
        requestDeletion: 'Stelle Löschantrag für übrig gebliebene Datenelemente auf RfD',
        requestingDeletion: 'Stelle Löschantrag…',
        requestingStreamDeletion: 'Beantrage die Löschung bei StreamDelete…',
        sendingToRfd: 'Stelle Löschantrag auf RfD…',
        streamDelete: 'Beantrage die Löschung bei $1StreamDelete$2 (experimentell)',
        unwatchOption: 'Entferne zusammengelegte Datenelemente von der Beobachtungsliste (wenn beobachtet)',
        unwatching: 'Entferne von Beobachtungsliste…'
      },
      'es': {
        close: 'Cerrar',
        closeDialog: 'Cierra este diálogo sin fusionar los elementos',
        confilictMessage: 'Un conflicto detectado en ',
        confilictWithMessage: 'con',
        deleteOption: 'Probar a borrar automáticamente los elementos vacíos después de la fusión (solo administradores)',
        deleting: 'Borrando...',
        deletingItem: 'Borrando el elemento...',
        itemDeleterAccessError: 'No eres administrador/a',
        itemIdInvalid: 'El id del elemento no está definido',
        loadingMergeDestination: 'Cargando el destino de la fusión...',
        lowestQid: 'Fusionar siempre el elemento con el menor número de Qid (identificador de Q)',
        merge: 'Fusionar',
        mergePendingNotification: 'Merge.js empezó.<br/>Ahora puedes enfocar tu navegador en el otro elemento',
        mergeProcess: 'Proceder a la fusión ahora',
        mergeThisItem: 'Fusionar este elemento',
        mergeWithInput: 'Fusionarlo con:',
        mergeWithProgress: 'Fusionarlo con...',
        mergeWizard: 'Herramienta de fusión',
        pleaseWait: 'Por favor, espera...',
        postpone: 'Posponer',
        postponeTitle: 'Guardar el id de este elemento y posponer la fusión',
        processPostponed: 'procesar la fusión aplazada',
        requestDeletion: 'Solicitar el borrado de los elementos vacíos en RfD (Solicitud de borrador)',
        requestingDeletion: 'Solicitando eliminación...',
        requestingStreamDeletion: 'Solicitando la eliminación Stream...',
        sendingToRfd: 'Enviando a RfD...',
        streamDelete: 'Solicitar $1StreamDeletion$2 para este elemento (experimental)',
        unwatchOption: 'Eliminar los elementos fusionados de tu lista de seguimiento (si están)',
        unwatching: 'Eliminando de la lista de seguimiento...'
      },
      'fa': {
        close: 'بستن',
        closeDialog: 'بستن پنجره بدون ادغام آیتم\u200cها',
        confilictMessage: 'تداخل در ',
        confilictWithMessage: 'با',
        deleteOption: 'آیتم\u200cهای خالی را بعد از ادغام حذف کن (فقط برای مدیران)',
        deleting: 'در حال حذف\u200cکردن...',
        deletingItem: 'در حال حذف آیتم...',
        itemIdInvalid: 'شناسهٔ آیتم تعریف نشده\u200cاست',
        loadingMergeDestination: 'بارگیری مقصد ادغام...',
        lowestQid: 'همیشه ادغام در شماره شناسهٔ کمتر انجام گیرد',
        merge: 'ادغام',
        mergePendingNotification: 'ابزار ادغام فعال شد<br/>هم\u200cاکنون می\u200cتوانید به صفحهٔ آیتم دیگر برای ادغام بروید.',
        mergeProcess: 'انجام دادن ادغام',
        mergeThisItem: 'ادغام این آیتم',
        mergeWithInput: 'ادغام\u200cکردن با:',
        mergeWithProgress: 'ادغام\u200cکردن با...',
        mergeWizard: 'ابزار ادغام',
        pleaseWait: 'صبر کنید...',
        postpone: 'به تأخیر انداختن',
        postponeTitle: 'ذخیرهٔ شناسهٔ آیتم و به تاخیر انداختن ادغام',
        processPostponed: 'عمل به تأخیر انداختن ادغام انجام شد',
        requestDeletion: 'درخواست حذف برای آیتم\u200cهای خالی شده',
        requestText: 'درخواست $1',
        requestingDeletion: 'درحال درخواست حذف...',
        requestingStreamDeletion: 'درحال ارسال درخواست حذف نمایشی...',
        sendingToRfd: 'ارسال برای درخواست حذف...',
        streamDelete: 'درخواست $1StreamDeletion$2 برای این آیتم (آزمایشی)',
        unwatchOption: 'حذف آیتم\u200cهای ادغام شده از فهرست پی\u200cگیری\u200cها',
        unwatching: 'حذف از پیگیری\u200cها...'
      },
      'fr': {
        close: 'Fermer',
        closeDialog: 'Fermer cette fenêtre sans fusionner les éléments',
        confilictMessage: 'Un conflit a été détecté sur ',
        confilictWithMessage: 'avec',
        deleteOption: 'Essayer de supprimer automatiquement les éléments en trop après la fusion (administrateurs seulement)',
        deleting: 'Suppression...',
        deletingItem: 'Suppression de l\'entrée...',
        itemDeleterAccessError: 'Vous n\'êtes pas un administrateur',
        itemIdInvalid: 'L\'identifiant de l\'élément n\'est pas défini',
        loadingMergeDestination: 'Chargement de la destination de fusion...',
        lowestQid: 'Toujours fusionner dans l\'élément avec le plus petit Qid',
        merge: 'Fusionner',
        mergePendingNotification: 'Merge.js a commencé.<br/>Vous pouvez maintenant consulter un autre élément.',
        mergeProcess: 'Procéder à la fusion maintenant',
        mergeThisItem: 'Fusionner cet élément',
        mergeWithInput: 'Fusionner avec :',
        mergeWithProgress: 'Fusionner avec...',
        mergeWizard: 'Outil de fusion',
        pleaseWait: 'Attendez...',
        postpone: 'Repousser à plus tard',
        postponeTitle: 'Stocker cet identifiant et repousser à plus tard la fusion',
        processPostponed: 'procéder à la fusion repoussée',
        requestDeletion: 'Demander la suppression des éléments en trop dans les demandes de suppression',
        requestingDeletion: 'Demande de la suppression...',
        requestingStreamDeletion: 'Demande de la suppression de flux...',
        sendingToRfd: 'Envoi à RfD...',
        streamDelete: 'Demander une $1StreamDeletion$2 pour cet élément (expérimental)',
        unwatchOption: 'Retirer les éléments supprimés de votre liste de suivi (s\'ils étaient suivis)',
        unwatching: 'Retrait de la liste de suivi...'
      },
      'gl': {
        close: 'Pechar',
        closeDialog: 'Pecha este diálogo sen fusionar os elementos',
        confilictMessage: 'Un conflito detectado en ',
        confilictWithMessage: 'con',
        deleteOption: 'Probar a borrar automaticamente os elementos baleiros despois da fusión (só administradores)',
        deleting: 'Borrando...',
        deletingItem: 'Borrando o elemento...',
        itemDeleterAccessError: 'Non es administrador/a',
        itemIdInvalid: 'O id do elemento non está definido',
        loadingMergeDestination: 'Cargando o destino da fusión...',
        lowestQid: 'Fusionar sempre o elemento co menor número de Qid (identificador de Q)',
        merge: 'Fusionar',
        mergePendingNotification: 'Merge.js comezou.<br/>Agora podes enfocar o teu navegador no outro elemento',
        mergeProcess: 'Proceder á fusión agora',
        mergeThisItem: 'Fusionar este elemento',
        mergeWithInput: 'Fusionalo con:',
        mergeWithProgress: 'Fusionalo con...',
        mergeWizard: 'Ferramenta de fusión',
        pleaseWait: 'Por favor, espera...',
        postpone: 'Pospoñer',
        postponeTitle: 'Gardar o id deste elemento e pospor a fusión',
        processPostponed: 'procesar a fusión aprazada',
        requestDeletion: 'Solicitar o borrado dos elementos baleiros en RfD (Solicitude de borrador)',
        requestingDeletion: 'Solicitando eliminación...',
        requestingStreamDeletion: 'Solicitando a eliminación Stream...',
        sendingToRfd: 'Enviando a RfD...',
        streamDelete: 'Solicitar $1StreamDeletion$2 para este elemento (experimental)',
        unwatchOption: 'Eliminar os elementos fusionados da túa lista de vixilancia (se están)',
        unwatching: 'Eliminando da lista de vixilancia...'
      },
      'gu': {
        close: 'બંધ કરો',
        closeDialog: 'લેખોને વિલીન કર્યા સિવાય આ સંદેશ બંધ કરો',
        confilictMessage: 'પર એક અથડામણ મળેલ છે',
        confilictWithMessage: 'સાથે',
        deleteOption: 'વિલીન કર્યા બાદ વધારાના લેખો સ્વચલિત રીતે દૂર કરવા પ્રયાસ કરો (ફક્ત પ્રબંધકો)',
        deleting: 'રદ થઈ રહ્યું છે...',
        deletingItem: 'લેખ રદ કરાઈ રહ્યો છે...',
        itemDeleterAccessError: 'તમે પ્રબંધક નથી',
        itemIdInvalid: 'આ લેખની ઓળખ અપાઈ નથી',
        loadingMergeDestination: 'વિલિન કરેલ લક્ષ્યાંક લાવાય રહ્યું છે...',
        lowestQid: 'હંમેશા સૌથી નીચા Q આંકડા સાથે લેખો વિલીન કરો',
        merge: 'વિલીનMerge',
        mergePendingNotification: 'Merge.js શરૂ થઈ ગયેલ છે.<br/> હવે તમે તમારું બ્રાઉઝર અન્ય લેખ પર કેન્દ્રિત કરી શકો છો.',
        mergeProcess: 'હમણા જ વિલિનીકરણની પ્રક્રિયા કરો કરો',
        mergeThisItem: 'આ લેખ વિલિન કરો',
        mergeWithInput: 'તેને સાથે વિલિન કરો:',
        mergeWithProgress: 'તેને સાથે વિલિન કરો...',
        mergeWizard: 'વિલિન વિઝાર્ડ',
        pleaseWait: 'મહેરબાની કરીને રાહ જુઓ...',
        postpone: 'મુલતવી રાખોPostpone',
        postponeTitle: 'આ લેખની ઓળખ સાચવો અને વિલિનીકરણ મુલતવી રાખો',
        processPostponed: 'મુલતવી રાખેલ વિલિનિકરણ શરૂ કરો',
        requestDeletion: 'રદ કરવા માટેની વિનંતી ખાતે વધારાના લેખો દૂર કરવા વિનંતી કરો',
        requestingDeletion: 'રદ કરવા માટે વિનંતી કરાઈ રહી છે...',
        requestingStreamDeletion: 'સ્ટ્રિમ રદ કરવા વિનંતી કરાઈ રહી છે...',
        sendingToRfd: 'રદ કરવા માટે વિનંતી ખાતે મોકલાઈ રહ્યું છે...',
        streamDelete: 'આ લેખ માટે $1StreamDeletion$2 વિનંતી કરો (પ્રાયોગિક)',
        unwatchOption: 'વિલિન કરેલ લેખો તમારી ધ્યાનસૂચિમાંથી હટાવો (જો ધ્યાનસૂચિમાં હોય તો)',
        unwatching: 'ધ્યાનસૂચિમાંથી હટાવાય રહ્યું છે...'
      },
      'id': {
        close: 'Tutup',
        closeDialog: 'Tutup dialog ini tanpa menggabungkan item',
        confilictMessage: 'Ada konflik terdeteksi pada ',
        confilictWithMessage: 'dengan',
        deleteOption: 'Secara otomatis menghapus item tambahan setelah penggabungan (hanya admin)',
        deleting: 'Menghapus...',
        deletingItem: 'menghapus item...',
        itemDeleterAccessError: 'Anda bukan pengurus',
        itemIdInvalid: 'Item belum ditentukan',
        loadingMergeDestination: 'Loading tujuan penggabungan...',
        lowestQid: 'Selalu gabungkan dengan Qid item terendah',
        merge: 'Gabung',
        mergePendingNotification: 'Merge.js dimulai.<br/>Sekarang Anda dapat fokus pada item lain.',
        mergeProcess: 'Lakukan penggabungan',
        mergeThisItem: 'Gabungkan item ini',
        mergeWithInput: 'Gabung dengan:',
        mergeWithProgress: 'Gabungkan',
        mergeWizard: 'Peralatan penggabungan',
        pleaseWait: 'Mohon tunggu sebentar...',
        postpone: 'Tunda',
        postponeTitle: 'Simpan item dan tunda penggabungan',
        processPostponed: 'proses penggabungan yang ditunda',
        requestDeletion: 'Minta penghapusan pada item tambahan pada RfD',
        requestingDeletion: 'Permintaan penghapusan...',
        requestingStreamDeletion: 'Permintaan Penghapusan Stream...',
        sendingToRfd: 'Kirim ke RfD...',
        streamDelete: 'Permintaan $1Penghapusan Stream$2 pada item ini (eksperimental)',
        unwatchOption: 'Hapus item yang digabung dari pantauan (jika ada)',
        unwatching: 'Hapus dari daftar pantauan...'
      },
      'it': {
        close: 'Chiudi',
        closeDialog: 'Chiudi questa finestra senza unire gli elementi',
        confilictMessage: 'Rilevato un conflitto in ',
        confilictWithMessage: 'con',
        deleteOption: 'Cancella automaticamente gli elementi svuotati dopo l\'unione (solo amministratori)',
        deleting: 'Cancellazione...',
        deletingItem: 'Cancellazione dell\'elemento...',
        itemDeleterAccessError: 'Non sei un amministratore!',
        itemIdInvalid: 'Il numero Q dell\'elemento non è definito',
        loadingMergeDestination: 'Caricamento della destinazione...',
        lowestQid: 'Unisci sempre con l\'elemento col numero Q più piccolo',
        merge: 'Unione',
        mergePendingNotification: 'Merge.js è avviato.<br/>Adesso vai sulla pagina dell\'altro elemento.',
        mergeProcess: 'Effettua l\'unione adesso',
        mergeThisItem: 'Unisci questo elemento',
        mergeWithInput: 'Unisci con:',
        mergeWithProgress: 'Unione con l\'elemento...',
        mergeWizard: 'Unione guidata',
        pleaseWait: 'Aspetta...',
        postpone: 'Rimanda a dopo',
        postponeTitle: 'Memorizza l\'id di questo elemento e rimanda a dopo l\'unione',
        processPostponed: 'Elabora l\'unione rimandata',
        requestDeletion: 'Richiedi la cancellazione degli elementi svuotati',
        requestingDeletion: 'Richiesta di cancellazione...',
        requestingStreamDeletion: 'Richiesta di cancellazione con Stream...',
        sendingToRfd: 'Inserimento fra le richieste di cancellazione...',
        streamDelete: 'Richiedi la $1Cancellazione in Stream$2 per questo elemento (sperimentale)',
        unwatchOption: 'Rimuovi gli elementi uniti dagli osservati speciali (se presente)',
        unwatching: 'Rimozione dagli osservati speciali...'
      },
      'ja': {
        close: '閉じる',
        closeDialog: '項目を統合せずにこのダイアログを閉じます',
        confilictMessage: '衝突が検出されました: ',
        confilictWithMessage: 'と',
        deleteOption: '統合後に余分な項目の自動的な削除を試みる(管理者のみ)',
        deleting: '削除中...',
        deletingItem: '項目の削除中...',
        itemDeleterAccessError: 'あなたは管理者ではありません',
        itemIdInvalid: 'その項目のIDは定義されていません',
        loadingMergeDestination: '統合先の読込中...',
        lowestQid: 'Qから始まるIDが小さい方の項目を必ず統合先に選ぶ',
        merge: '統合',
        mergePendingNotification: 'Merge.js が動き出しました。<br/>もうブラウザで他の項目に切り替えても大丈夫です。',
        mergeProcess: '統合をいま実行します',
        mergeThisItem: 'この項目を統合する',
        mergeWithInput: '統合相手:',
        mergeWithProgress: '2つの項目を統合',
        mergeWizard: '統合ウィザード',
        pleaseWait: 'お待ちください...',
        postpone: '延期',
        postponeTitle: 'この項目のIDを保存し、統合を延期します',
        processPostponed: '延期された統合を処理する',
        requestDeletion: '残った余分な項目を削除依頼に出す',
        requestingDeletion: '削除依頼中...',
        requestingStreamDeletion: 'Stream Deletion 依頼中...',
        sendingToRfd: '削除依頼への送信中...',
        streamDelete: 'この項目の $1StreamDeletion$2 を依頼する(実験的)',
        unwatchOption: '統合された項目をウォッチリストから除去する(ウォッチリストにある場合)',
        unwatching: 'ウォッチリストからの除去中...'
      },
      'ko': {
        close: '닫기',
        closeDialog: '항목을 합치지 않고 항목 병합 마법사를 닫습니다',
        confilictMessage: '항목 충돌 감지됨: ',
        confilictWithMessage: '와',
        deleteOption: '항목 병합을 완료한뒤 다른 항목을 삭제합니다(관리자만 가능)',
        deleting: '삭제중...',
        deletingItem: '항목 삭제중...',
        itemDeleterAccessError: '귀하는 관리자가 아닙니다.',
        itemIdInvalid: '아이템이 정의되지 않았습니다.',
        loadingMergeDestination: '병합한 내용을 불러오는 중입니다...',
        lowestQid: '항상 낮은 Qid를 가진 항목으로 병합합니다.',
        merge: '병합',
        mergePendingNotification: 'Merge.js 가 시작되었습니다.<br/>이제 다른 작업을 하셔도 됩니다.',
        mergeProcess: '병합을 시작합니다.',
        mergeThisItem: '이 항목을 병합',
        mergeWithInput: '이 항목과 병합할 다른 항목:',
        mergeWithProgress: '항목 병합 마법사',
        mergeWizard: '항목 병합 마법사',
        pleaseWait: '잠시만 기다리세요...',
        postpone: '연기',
        postponeTitle: '항목 번호 \'를 기억하고 병합을 일시 정지',
        processPostponed: '미뤄 둔 병합을 진행중',
        requestDeletion: '병합 후 자동으로 RFD에 삭제를 요청합니다.',
        requestingDeletion: '삭제 요청중...',
        requestingStreamDeletion: 'Stream Deletion 요청중...',
        sendingToRfd: 'RfD에 요청 중...',
        streamDelete: '이 항목을 $1StreamDeletion$2 요청합니다. (실험)',
        unwatchOption: '주시문서 목록에서 제거합니다 (주시중인 문서일 경우)',
        unwatching: '주시문서 목록에서 제거중...'
      },
      'lb': {
        close: 'Zoumaachen',
        closeDialog: 'Dësen Dialog zoumaachen ouni d\'Elementer ze fusionéieren',
        confilictMessage: 'Et gouf e Konflikt fonnt op ',
        confilictWithMessage: 'mat',
        deleteOption: 'Versiche fir zousätzlech Elementer no der Fusioun automatesch ze läschen (nëmmen Adminen)',
        deleting: 'Läschen...',
        deletingItem: 'D\'Element gëtt geläscht...',
        itemDeleterAccessError: 'Dir sidd keen Administrateur',
        itemIdInvalid: 'D\'Nummer vum Element ass net definéiert',
        loadingMergeDestination: 'D\'Zilsäit vun der Fusioun gëtt gelueden...',
        lowestQid: 'Ëmmer op dat Element fusionéieren dat déi niddregest Q-Nummer huet',
        merge: 'Fusionéieren',
        mergePendingNotification: 'Merge.js gouf gestart.<br/>Elo kënnt dir Iech an Ärem Browser op dat anert Element konzentréieren.',
        mergeProcess: 'Maacht d\'Fusioun elo',
        mergeThisItem: 'Fusionéiert dêst Element',
        mergeWithInput: 'Fusionéiert et mat:',
        mergeWithProgress: 'Fusionéiert et mat...',
        mergeWizard: 'Fusiouns-Wizard',
        pleaseWait: 'Waard w.e.g....',
        postpone: 'Spéider maachen',
        postponeTitle: 'Dësem Element seng Nummer verhalen an d\'Fusioun op méi spéit verleeën',
        processPostponed: 'déi verluechte Fusioun elo maachen',
        requestDeletion: 'Läsche vun zousätzlechen Elementer per RfD ufroen',
        requestingDeletion: 'Läschen ufroen...',
        requestingStreamDeletion: '\'Stream-Läschen\' ufroen...',
        sendingToRfd: 'Un RfD schécken...',
        streamDelete: '$1StreamDeletion$2 firr dëst Element ufroen (experimentell)',
        unwatchOption: 'Fusionéiert lementer vun Ärer Iwwerwaachungslëscht erofhuelen (wa se iwwerwaacht sinn)',
        unwatching: 'Vun der Iwwerwaachungslëscht erofhuelen...'
      },
      'min': {
        close: 'Tutuik',
        closeDialog: 'Tutuik dialog ko tanpa manggabuangan item',
        confilictMessage: 'Ado konflik tadeteksi pado ',
        confilictWithMessage: 'jo',
        deleteOption: 'Sacaro otomatih mangapuih item tambahan sasudah panggabuangan (hanyo admin)',
        deleting: 'Mangapuih...',
        deletingItem: 'mangapuih item...',
        itemDeleterAccessError: 'Sanak indak panguruih',
        itemIdInvalid: 'Item alun ditentuan',
        loadingMergeDestination: 'Loading tujuan panggabuangan...',
        lowestQid: 'Salalu gabungan jo Qid item tarandah',
        merge: 'Gabuang',
        mergePendingNotification: 'Merge.js dimulai.<br/>Kini Sanak dapek fokus pado item lain.',
        mergeProcess: 'Lakukan panggabuangan',
        mergeThisItem: 'Gabuangkan item ko',
        mergeWithInput: 'Gabuang jo:',
        mergeWithProgress: 'Gabuangkan',
        mergeWizard: 'Pakakeh panggabuangan',
        pleaseWait: 'Mohon tunggu sabanta...',
        postpone: 'Tunda',
        postponeTitle: 'Simpan item dan tunda panggabuangan',
        processPostponed: 'proses panggabuangan nan ditunda',
        requestDeletion: 'Minta pangapuihan pado item tambahan di RfD',
        requestingDeletion: 'Pamintaan pangapuihan...',
        requestingStreamDeletion: 'Pamintaan Pangapuihan Stream...',
        sendingToRfd: 'Kirim ka RfD...',
        streamDelete: 'Pamintaan $1Pangapuihan Stream$2 pado item ko (eksperimental)',
        unwatchOption: 'Hapuih item nan digabuang dari pantauan (kok ado)',
        unwatching: 'Hapuih dari daftar pantauan...'
      },
      'nl': {
        close: 'Sluiten',
        closeDialog: 'Sluit dit venster zonder de items samen te voegens',
        confilictMessage: 'Een conflict werd gedetecteerd op ',
        confilictWithMessage: 'met',
        deleteOption: 'Proberen automatisch de extra items te verwijderen na samenvoegen (alleen moderatoren)',
        deleting: 'Verwijderen...',
        deletingItem: 'Item aan het verwijderen...',
        itemDeleterAccessError: 'Je bent geen moderator',
        itemIdInvalid: 'ID van het item is niet gedefineerd',
        loadingMergeDestination: 'Bestemmingspagina samenvoeging laden...',
        lowestQid: 'Altijd samenvoegen in het item met het laagste Qid',
        merge: 'Samenvoegen',
        mergePendingNotification: 'Merge.js is gestart.<br/>Nu kan je jezelf focussen op het andere item.',
        mergeProcess: 'Samenvoeging nu uitvoeren',
        mergeThisItem: 'Dit item samenvoegen',
        mergeWithInput: 'Samenvoegen met:',
        mergeWithProgress: 'Samenvoegen met...',
        mergeWizard: 'Samenvoegingsassistent',
        pleaseWait: 'Even wachten...',
        postpone: 'Uitstellen',
        postponeTitle: 'Sla het id van het item op en stel de samenvoeging uit',
        processPostponed: 'Voer de uitgestelde samenvoeging uit',
        requestDeletion: 'Verzoek verwijdering voor extra items op RfD',
        requestingDeletion: 'Verwijdering verzoeken...',
        requestingStreamDeletion: 'Streamverwijdering verzoeken...',
        sendingToRfd: 'Versturen naar RfD...',
        streamDelete: 'Verzoek $1StreamDeletion$2 voor dit item (experimenteel)',
        unwatchOption: 'Verwijder samengevoegde items van volglijst (als deze erop staan)',
        unwatching: 'Verwijderen van volglijst...'
      },
      'pl': {
        close: 'Zamknij',
        closeDialog: 'Zamknij okno bez łączenia elementów',
        confilictMessage: 'A conflict detected on ',
        confilictWithMessage: 'z',
        deleteOption: 'Spróbuj automatycznie usunąć puste elementy po zakończeniu łączenia (tylko dla administratorów)',
        deleting: 'Usuwanie...',
        deletingItem: 'Usuwanie elementu...',
        itemDeleterAccessError: 'Nie jesteś administratorem',
        itemIdInvalid: 'The item\'s id is not defined',
        loadingMergeDestination: 'Ładowanie łączonego elementu...',
        lowestQid: 'Zawsze łącz z elementem o niższym ID',
        merge: 'Połącz',
        mergePendingNotification: 'Merge.js has been started.<br/>Now you can focus your browser on the other item.',
        mergeProcess: 'Rozpocznij proces łączenia',
        mergeThisItem: 'Połącz ten element',
        mergeWithInput: 'Połącz z elementem:',
        mergeWithProgress: 'Połącz z...',
        mergeWizard: 'Merge Wizard',
        pleaseWait: 'Czekaj...',
        postpone: 'Odłóż',
        postponeTitle: 'Store this item\'s id and postpone the merge',
        processPostponed: 'process the postponed merge',
        requestDeletion: 'Zgłoś puste elementy do usunięcia',
        requestingDeletion: 'Zgłaszanie do usunięcia...',
        requestingStreamDeletion: 'Requesting Stream Deletion...',
        sendingToRfd: 'Wysyłanie zgłoszenia do usunięcia...',
        streamDelete: 'Request $1StreamDeletion$2 for this item (experimental)',
        unwatchOption: 'Usuń łączone elementy ze swojej listy obserwowanych (jeśli na niej były)',
        unwatching: 'Usuwanie z listy obserwowanych...'
      },
      'sk': {
        close: 'Zatvoriť',
        closeDialog: 'Zatvoriť toto okno bez spojenia položiek',
        confilictMessage: 'Detekovaný konflikt v',
        confilictWithMessage: 's',
        deleteOption: 'Pokúsiť sa automaticky zmazať extra položky po spojení (len správcovia)',
        deleting: 'Mažem...',
        deletingItem: 'Mažem položku...',
        itemDeleterAccessError: 'Nie ste správca',
        itemIdInvalid: 'Nie je zadané id položky',
        loadingMergeDestination : 'Načítam výsledok spojenia...',
        lowestQid: 'Vždy spojiť do položky s nižším číslom',
        merge: 'Spojiť',
        mergePendingNotification: 'Skript Merge.js bol aktivovaný.<br/>Teraz môžete vo vašom prehliadači prejsť na inú položku.',
        mergeProcess: 'Vykonať teraz spojenie',
        mergeThisItem: 'Spojiť položku',
        mergeWithInput: 'Spojiť s:',
        mergeWithProgress: 'Spojiť s...',
        mergeWizard: 'Nástroj na spájanie',
        pleaseWait: 'Prosím čakajte...',
        postpone: 'Odložiť',
        postponeTitle: 'Uložiť id položky a odložiť spojenie',
        processPostponed: 'vykonať odložené spojenie',
        requestDeletion: 'Požiadať o zmazanie extra položiek na RfD',
        requestingDeletion: 'Žiadam o zmazanie...',
        requestingStreamDeletion: 'Žiadam o zmazanie (StreamDelete)...',
        sendingToRfd: 'Posielam na RfD...',
        streamDelete: 'Požiadať o $1StreamDelete$2 (experimentálne)',
        unwatchOption: 'Odstrániť spájané položky zo sledovaných stránok (ak sú sledované)',
        unwatching: 'Odstraňujem zo sledovaných stránok...'
      },
      'zh-hans': {
        close: '关闭',
        closeDialog: '关闭窗口但不合并数据项',
        confilictMessage: '存在跨语言冲突:',
        confilictWithMessage: '和',
        deleteOption: '尝试直接删除数据项',
        deleting: '删除中……',
        deletingItem: '数据项正在删除',
        itemDeleterAccessError: '您不是管理员',
        itemIdInvalid: '此数据项不存在',
        loadingMergeDestination: '加载目标项……',
        lowestQid: '并入编号较小的项',
        merge: '合并',
        mergePendingNotification: 'Merge.js已经运行,请前往其他需要合并的项。',
        mergeProcess: '开始合并',
        mergeThisItem: '合并此项',
        mergeWithInput: '要和此项合并的数据项:',
        mergeWithProgress: '合并',
        mergeWizard: '合并数据项',
        pleaseWait: '请稍候……',
        postpone: '和其他项合并',
        postponeTitle: '储存此项编号以和其他项合并',
        processPostponed: '和已储存项合并',
        requestDeletion: '提请删除重复项',
        requestingDeletion: '提请删除中……',
        requestingStreamDeletion: '提请StreamDeletion中……',
        sendingToRfd: '提请删除中……',
        streamDelete: '(试验中)提请$1StreamDeletion$2',
        unwatchOption: '若可能,从监视列表移除重复项',
        unwatching: '正在从监视列表移除重复项……'
      }
    }, languageNameParts = mw.config.get('wgUserLanguage').split('-'), lang;

    translations.no = translations.nb;
    if (languageNameParts[1] === 'hans' ||
        languageNameParts[1] === 'cn' ||
        languageNameParts[1] === 'sg' ||
        languageNameParts[1] === 'my') {
      lang = 'zh-hans';
    } else if (languageNameParts[1] === 'hant' ||
               languageNameParts[1] === 'hk' ||
               languageNameParts[1] === 'tw' ||
               languageNameParts[1] === 'mo') {
      lang = 'zh-hant';
    } else if (translations[languageNameParts[0]]) {
      lang = languageNameParts[0];
    } else {
      lang = 'en';
    }
    // return to fill messages, it is an object which is filled with local and en messages as fallback
    return $.extend(true, translations.en, translations[lang]);
  }());

  /**
   * Display progress on form dialog
   */
  function displayProgress(message) {
    if ($('#merge-progress-message').length !== 0) {
      $('#merge-progress-message').text(message);
      return;
    }
    $('#merge-form > *').hide();
    $('#merge-form ~ .ui-dialog-buttonpane').hide(); // hide buttons
    $('<div />').css({
      'text-align': 'center',
      'margin': '3em 0',
      'font-size': '120%'
    }).append(
      $('<span />', {
        id: 'merge-progress-message',
        text: message
      }),
      '<br/><br/>',
      $.createSpinner({
        size: 'large',
        type: 'block'
      })
    ).appendTo('#merge-form');
  }

  /**
   * Display error on form dialog
   */
  function displayError(error, hideReportLink) {
    $('#merge-form > *').hide();
    $('#merge-form ~ .ui-dialog-buttonpane').hide(); // hide buttons
    var reportLink = '<p>Please report above error <a href="//www.wikidata.org/w/index.php?title=MediaWiki_talk:Gadget-Merge.js&action=edit&section=new">here</a> with source and destination of merge.</p>';
    if (hideReportLink === true) { reportLink = ''; }
    $('#merge-form').append($('<div />', {
      'style': 'color: #990000; margin-top: 0.4em;',
      'html': '<p>Error while "' + $('#merge-progress-message').text() + '": ' + error + '</p>' + reportLink
    }));
  }

  /**
   * Check if the user is an admin, and thus can delete items
   */
  function canDelete() {
    return $.inArray('sysop', mw.config.get('wgUserGroups')) !== -1;
  }

  /**
   * Retrieve items by id
   */
  function getItems(ids) {
    return api.get({
      action: 'wbgetentities',
      ids: ids.join('|'),
      format: 'json'
    }).then(function (data) {
      return $.map(data.entities, function (x) { return x; });
    });
  }

  /**
   * Set a Storage to postpone merge and deletion
   */
  function mergePending(id) {
    $.jStorage.set('merge-pending-id', id);
    mw.notify($.parseHTML(messages.mergePendingNotification));
  }

  /**
   * ...and reset this Storage
   */
  function removePending() {
    $.jStorage.deleteKey('merge-pending-id');
  }

  /**
   * Check if items can be merged
   */
  function detectConflicts(items) {
    var all = {},
      conflicts = {};
    $.each(items, function (i) {
      if (items[i].sitelinks !== undefined) {
        $.each(items[i].sitelinks, function (dbName) {
          if (all[dbName] !== undefined && $.compareObject(all[dbName].sitelinks[dbName], items[i].sitelinks[dbName]) === false) {
            if (conflicts[dbName] === undefined) {
              conflicts[dbName] = [all[dbName]];
            }
            conflicts[dbName].push(items[i]);
          }
          all[dbName] = items[i];
        });
      }
    });
    return conflicts;
  }

  /**
   * Sort items by their Q## id. Useful for detecting eligible item to merged into.
   */
  function sortItemsId(items) {
    return $.map($.map(items, function (item) {
      return {
        item: item,
        id: parseInt(item.id.replace(/^Q/i, ''), 10)
      };
    }).sort(function (x, y) { return x.id - y.id; }), function (item) {
      return item.item;
    });
  }

  /**
   * Delete an item
   */
  function deleteItem(id, reason) {
    if (id === undefined) {
      displayError(messages.itemIdInvalid);
      return;
    }
    if (canDelete() === false) {
      displayError(messages.itemDeleterAccessError);
      return;
    }
    return api.post({
      action: 'delete',
      title: id,
      reason: reason,
      token: mw.user.tokens.get('editToken')
    });
  }

  /**
   * Moving logic
   */
  function mergeApi(from, to, mergeSummary) {
    displayProgress(messages.mergeWithInput + ' ' + to.id.toUpperCase());
    return api.post({
      action: 'wbmergeitems',
      fromid: from.id,
      toid: to.id,
      ignoreconflicts: 'description|label', // ignore descriptions and labels conflicts as old version of merge do
      summary: '[[MediaWiki:Gadget-Merge.js|merge.js]]' + mergeSummary,
      token: mw.user.tokens.get('editToken')
    }).fail(function (data) {
      displayError(data);
    });
  }

  // Copy edited [[MediaWiki:Gadget-RequestDeletion.js]]
  function requestDeletion(entity, success, reason, triesCount) {
    var MAXRETRY = 10;
    displayProgress(messages.requestingDeletion);
    api.post({
      'format': 'json',
      'action': 'edit',
      'title': 'Wikidata:Requests for deletions',
      'watchlist': 'nochange',
      'section': 'new',
      'sectiontitle': '[[' + entity + ']]',
      'summary': '/* ' + entity + ' */ requested deletion ([[MediaWiki:Gadget-Merge.js|merge.js]])',
      'text': '{{subst:Request for deletion|itemid=' + entity + '|reason=' + reason + '|header=no}} ~~' + '~~\n',
      'token': mw.user.tokens.get('editToken')
    }).always(function (data) {
      if (data === 'editconflict' || (data.error && data.error.info)) { // may an edit conflict happened? retry ten times with 3 second interval
        if (triesCount === MAXRETRY) {
          displayError(data, true);
          return;
        }
        if (triesCount === undefined) {
          triesCount = 0;
        }
        triesCount = triesCount + 1;
        displayProgress(messages.requestingDeletion + ' (' + mw.language.convertNumber(triesCount) + '/' + mw.language.convertNumber(MAXRETRY) + ')');
        setTimeout(function () { requestDeletion(entity, success, reason, triesCount); }, 3000);
      } else {
        success();
      }
    });
  }

  function requestStreamDeletion(entity, mergedTo) {
    return api.post({
      'action': 'edit',
      'appendtext': '\n{{/row|' + entity.replace(/^Q/i, '') + '|to=' + mergedTo.replace(/^Q/i, '') + '}}',
      'title': 'User:Ricordisamoa/StreamDelete',
      'watchlist': 'nochange',
      'summary': '[[' + entity + ']]: requested StreamDeletion ([[MediaWiki:Gadget-Merge.js|merge.js]])',
      'token': mw.user.tokens.get('editToken')
    }).then(function (data) {
      if (data.error && data.error.info) {
        displayError(data.error.info);
      }
    }, function (data) {
      displayError(data);
    });
  }

  /**
   * Remove a page from watchlist
   */
  function unwatch(page) {
    return api.post({
      action: 'watch',
      title: page,
      unwatch: '',
      token: mw.user.tokens.get('watchToken')
    });
  }

  /**
   * Move a batch of items
   */
  function merger(from, to, mergeSummary) {
    var deferred = mergeApi(from, to, mergeSummary);

    if ($('#merge-unwatch').is(':checked')) {
      deferred = deferred.then(function () {
        displayProgress(messages.unwatching);
        return unwatch(from.id);
      });
    }

    if (canDelete() && $('#merge-delete').is(':checked')) {
      deferred = deferred.then(function () {
        displayProgress(messages.deleting);
        displayProgress(messages.deletingItem); // FIXME: Why?
        return deleteItem(
          from.id,
          'Merged with [[' + to.id.toUpperCase() + ']] ([[MediaWiki:Gadget-Merge.js|merge.js]])' + mergeSummary
        );
      });
    } else if ($('#merge-send-to-rfd').is(':checked')) {
      deferred = deferred.then(function () {
        displayProgress(messages.sendingToRfd);
        var defer = $.Deferred();
        requestDeletion(from.id.toUpperCase(), defer.resolve, '[[MediaWiki:Gadget-Merge.js|Merged]] with [[' + to.id.toUpperCase() + ']]' + mergeSummary);
        return defer;
      });
    } else if ($('#merge-streamdelete').is(':checked')) {
      deferred = deferred.then(function () {
        displayProgress(messages.requestingStreamDeletion);
        return requestStreamDeletion(from.id, to.id);
      });
    }

    deferred.then(function () {
      displayProgress(messages.loadingMergeDestination);
      window.location = mw.util.getUrl(to.id) + '?action=purge';
    });
  }

  /**
   * Merge button action
   */
  function merge() {
    var itemsNames = [$('#merge-items').val(), itemId.toUpperCase()],
      isValid = true,
      mergeSummary = $('#merge-summary').val();
    if (/^\w/.test(mergeSummary)) {
      mergeSummary = ' ' + mergeSummary;
    }
    $.each(itemsNames, function (i) {
      if (!/^Q\d*$/i.test(itemsNames[i])) {
        isValid = false;
      }
    });
    if (isValid === false) {
      $('#merge-input-validation-message').text(' Currently only "Qid" is a valid input');
      return;
    }
    displayProgress(messages.pleaseWait);
    getItems(itemsNames).then(function (items) {
      // duplicate item if just an item is returned
      // if item was being merged to itself this could conflict error that also useful for debugging conflict detector
      if (items.length === 1) {
        items = items.concat(items);
      }

      var conflicts = detectConflicts(items),
        message;
      if ($.map(conflicts, function (x) { return x; }).length === 0) {
        if ($('#merge-always-lowest-id').is(':checked')) {
          items = sortItemsId(items); // sort by Qid _only_if_specified_
        }
        merger(items[1], items[0], mergeSummary);
      } else {
        message = $.map(conflicts, function (x, i) {
          return '<br />' + messages.confilictMessage + i + ':' + $.map(x, function (y, j) {
            return ' [[' + x[j].id.toUpperCase() + ']] ' + messages.confilictWithMessage +
              ' [[' + i + ':' + y.sitelinks[i].title + ']]';
          }).join(',');
        }).join('').replace(/\[\[([^\]\:]*?)\:([^\]]*?)\]\]/g, function (x, y, z) {
          return '<a href="' + wikibase.getSite(y).getUrlTo(z) + '">' + y + ':' + z + '</a>';
        });
        displayError(message, true);
      }
    });
  }

  /**
   * Create checkbox html
   */
  function createCheckbox(id, text) {
    return $('<label />', {
      'for': id
    }).css('display', 'block').append($('<input />', {
      'id': id,
      'name': id,
      'type': 'checkbox',
      'checked': $.jStorage.get(id) === true ? 'checked' : undefined
    }), text);
  }

  /**
   * Save options in storage
   */
  function saveOptions() {
    $('#merge-form input:checkbox').each(function (i, x) {
      $.jStorage.set(x.id, x.checked);
    });
  }

  /**
   * Dialog creator and launcher
   */
  function launchDialog(id) {
    if (typeof id !== 'string') {
      id = '';
    }
    var dialog = {
      width: 500,
      title: messages.mergeWizard,
      modal: true,
      close: function () {
        $(this).remove();
      },
      buttons: [{
        text: messages.close,
        title: messages.closeDialog,
        specialButton: 'cancel',
        click: function () {
          saveOptions();
          removePending();
          $(this).dialog('close');
        }
      }, id === '' ? {
        text: messages.postpone,
        title: messages.postponeTitle,
        click: function () {
          saveOptions();
          mergePending(itemId.toUpperCase());
          $(this).dialog('close');
        }
      } : {
        style: 'display: none'
      }, {
        text: messages.merge,
        title: messages.mergeProcess,
        specialButton: 'proceed',
        click: function () {
          saveOptions();
          removePending();
          merge();
        }
      }]
    };
    $('<div />', {
      'id': 'merge-form',
      'style': 'position: relative;'
    }).append(
      $('<div />', {
        'style': 'margin-top: 0.4em;',
        'html': messages.mergeWithInput
      }),
      $('<input />', {
        'id': 'merge-items',
        'style': 'padding: 1px; vertical-align: baseline;'
      }).val(id),
      $('<label />', {
        'for': id
      }).css('display', 'block').append('merge summary: will be prepended by an auto-generated summary',
        $('<input />', {
          'id': 'merge-summary',
          'style': 'padding: 1px; vertical-align: baseline;'
        })),
      $('<span />', {
        'id': 'merge-input-validation-message'
      }).css('color', 'red'),
      createCheckbox('merge-always-lowest-id', messages.lowestQid),
      createCheckbox('merge-send-to-rfd', messages.requestDeletion),
      createCheckbox(
        'merge-streamdelete',
        messages.streamDelete
          .replace(/\$1([\S\s]*)\$2/, '<u><a href="' + mw.util.getUrl('User:Ricordisamoa/StreamDelete') + '">$1</a></u>')
      ),
      canDelete() ? createCheckbox('merge-delete', messages.deleteOption) : '',
      createCheckbox('merge-unwatch', messages.unwatchOption)
    ).dialog(dialog).parent('.ui-dialog').attr('lang', $(document.documentElement).attr('lang'));
  }

  // Initialization
  if (itemId !== null &&
      mw.config.get('wgNamespaceNumber') === 0 &&
      mw.config.get('wgAction') === 'view') {
    $(window).on('focus storage', function () {
      $('#merge-queue-process').remove();
      if ($.jStorage.get('merge-pending-id') !== null &&
          $.jStorage.get('merge-pending-id') !== '' &&
          $.jStorage.get('merge-pending-id').toLowerCase() !== itemId.toLowerCase()) {
        $('<img>')
          .attr({
            'src': '//upload.wikimedia.org/wikipedia/commons/thumb/1/10/Pictogram_voting_merge.svg/26px-Pictogram_voting_merge.svg.png',
            'alt': 'merge icon'
          })
          .wrap('<a>').parent()
          .attr({
            'href': '#',
            'title': 'process the postponed merge'
          })
          .click(function (event) {
            event.preventDefault();
            launchDialog($.jStorage.get('merge-pending-id'));
          })
          .wrap('<li>').parent()
          .attr('id', 'merge-queue-process')
          .prependTo('#p-views ul');
      }
    });
    $(function () {
      $('#merge-queue-process').remove();
      $('#merge-form').remove();
      $('#ca-merge').remove();
      $(mw.util.addPortletLink('p-cactions', '#', messages.mergeWithProgress, 'ca-merge', messages.mergeThisItem))
        .click(function (event) {
          event.preventDefault();
          launchDialog();
        });
    });
  }

  // Export section
  // currently just for [[MediaWiki:Gadget-EmptyDetect.js]], just launchDialog is exposed
  window.mergeTool = {
    launchDialog: launchDialog
  };
}(jQuery, mediaWiki));