Ask for confirmation when nuking

Bug: T131975
Change-Id: I908c1aacdc8069ea9ae1ec860eef5421d9da2fab

.jshintrc

@@ -1,6 +1,7 @@
 {
 	"predef": [
-		"jQuery"
+		"jQuery",
+		"mediaWiki"
 	],
 	/* Common */
 

Nuke_body.php

@@ -146,6 +146,8 @@ class SpecialNuke extends SpecialPage {
 			return;
 		}
 
+		$out->addModules( 'ext.nuke.confirm' );
+
 		if ( $username === '' ) {
 			$out->addWikiMsg( 'nuke-list-multiple' );
 		} else {

ext.nuke.confirm.js

@@ -0,0 +1,14 @@
+( function ( mw, $ ) {
+	$( document ).ready( function () {
+		/*global confirm */
+
+		// Confirm nuke
+		$( 'form[name="nukelist"]' ).on( 'submit', function () {
+			var pages = $( this ).find( 'input[name="pages[]"][type="checkbox"]:checked' );
+			if ( pages.length ) {
+				return confirm( mw.msg( 'nuke-confirm', pages.length ).text() );
+			}
+		} );
+
+	} );
+}( mediaWiki, jQuery ) );

extension.json

@@ -30,6 +30,14 @@
 			"scripts": [
 				"ext.nuke.js"
 			]
+		},
+		"ext.nuke.confirm": {
+			"scripts": [
+				"ext.nuke.confirm.js"
+			],
+			"messages": [
+				"nuke-confirm"
+			]
 		}
 	},
 	"ResourceFileModulePaths": {

i18n/en.json

@@ -30,5 +30,6 @@
 	"nuke-viewchanges": "view changes",
 	"nuke-namespace": "Limit to namespace:",
 	"nuke-linkoncontribs": "mass delete",
-	"nuke-linkoncontribs-text": "Mass delete pages where {{GENDER:$1|this user}} is the only author"
+	"nuke-linkoncontribs-text": "Mass delete pages where {{GENDER:$1|this user}} is the only author",
+	"nuke-confirm": "You are about to delete {{PLURAL:$1|one page|$1 pages}}. Are you sure that you want to delete?"
 }

i18n/qqq.json

@@ -41,5 +41,6 @@
 	"nuke-viewchanges": "Used as link text.\n\nThe link points to History page of the page.\n\nThis message follows:\n* {{msg-mw|nuke-editby}} and {{msg-mw|comma-separator}}\n* or empty string (if username is empty).\n{{Identical|View changes}}",
 	"nuke-namespace": "Label shown on [[Special:Nuke]] in front of the namespace input that allows choosing a namespace to filter the search by",
 	"nuke-linkoncontribs": "Used as link text which is used on [[Special:Contributions]] and [[Special:DeletedContributions]].\n\nOnly added if a user has rights to nuke pages.\n\nThe link has the tooltip {{msg-mw|Nuke-linkoncontribs-text}}.\n{{Identical|Mass delete}}",
-	"nuke-linkoncontribs-text": "Tooltip for the link which is labeled {{msg-mw|Nuke-linkoncontribs}} Parameters:\n* $1 is the target user name used for GENDER."
+	"nuke-linkoncontribs-text": "Tooltip for the link which is labeled {{msg-mw|Nuke-linkoncontribs}} Parameters:\n* $1 is the target user name used for GENDER.",
+	"nuke-confirm": "Message when the user is trying to delete pages."
 }