From 274978205c0ef8e06f2de183660331004dd5fd41 Mon Sep 17 00:00:00 2001
From: jdlrobson <jdlrobson@gmail.com>
Date: Mon, 1 Sep 2014 20:36:06 +0100
Subject: [PATCH] Correct button colours of preference page when
 $wgUseMediaWikiUIEverywhere is enabled

* Apply mw-ui-destructive to Special:Preferences/Reset
  when $wgUseMediaWikiUIEverywhere is enabled

Introduces HTMLForm->setSubmitDestructive()

Bug: 65317
Change-Id: I1d6691dce3e7dab662bda9a718e16c5caee6c041
---
 includes/Preferences.php                 |  6 +++++-
 includes/htmlform/HTMLForm.php           | 11 ++++++++++-
 includes/specials/SpecialPreferences.php |  1 +
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/includes/Preferences.php b/includes/Preferences.php
index e0d5ed70a1..cb978b1d10 100644
--- a/includes/Preferences.php
+++ b/includes/Preferences.php
@@ -1539,6 +1539,9 @@ class PreferencesForm extends HTMLForm {
 	 * @return string
 	 */
 	function getButtons() {
+		global $wgUseMediaWikiUIEverywhere;
+		$attrs = $wgUseMediaWikiUIEverywhere ? array( 'class' => 'mw-ui-button mw-ui-quiet' ) : array();
+
 		if ( !$this->getModifiedUser()->isAllowedAny( 'editmyprivateinfo', 'editmyoptions' ) ) {
 			return '';
 		}
@@ -1548,7 +1551,8 @@ class PreferencesForm extends HTMLForm {
 		if ( $this->getModifiedUser()->isAllowed( 'editmyoptions' ) ) {
 			$t = SpecialPage::getTitleFor( 'Preferences', 'reset' );
 
-			$html .= "\n" . Linker::link( $t, $this->msg( 'restoreprefs' )->escaped() );
+			$html .= "\n" . Linker::link( $t, $this->msg( 'restoreprefs' )->escaped(),
+				$attrs );
 
 			$html = Xml::tags( 'div', array( 'class' => 'mw-prefs-buttons' ), $html );
 		}
diff --git a/includes/htmlform/HTMLForm.php b/includes/htmlform/HTMLForm.php
index 5fda7bd62a..d582da3b9d 100644
--- a/includes/htmlform/HTMLForm.php
+++ b/includes/htmlform/HTMLForm.php
@@ -139,6 +139,7 @@ class HTMLForm extends ContextSource {
 	protected $mFieldTree;
 	protected $mShowReset = false;
 	protected $mShowSubmit = true;
+	protected $mSubmitModifierClass = 'mw-ui-constructive';
 
 	protected $mSubmitCallback;
 	protected $mValidationErrorMessage;
@@ -897,7 +898,7 @@ class HTMLForm extends ContextSource {
 			$attribs['class'] = array( 'mw-htmlform-submit' );
 
 			if ( $this->isVForm() || $useMediaWikiUIEverywhere ) {
-				array_push( $attribs['class'], 'mw-ui-button', 'mw-ui-constructive' );
+				array_push( $attribs['class'], 'mw-ui-button', $this->mSubmitModifierClass );
 			}
 
 			if ( $this->isVForm() ) {
@@ -1042,6 +1043,14 @@ class HTMLForm extends ContextSource {
 		return $this;
 	}
 
+	/**
+	 * Identify that the submit button in the form has a destructive action
+	 *
+	 */
+	public function setSubmitDestructive() {
+		$this->mSubmitModifierClass = 'mw-ui-destructive';
+	}
+
 	/**
 	 * Set the text for the submit button to a message
 	 * @since 1.19
diff --git a/includes/specials/SpecialPreferences.php b/includes/specials/SpecialPreferences.php
index 4cfd445f9f..cea00fa6e0 100644
--- a/includes/specials/SpecialPreferences.php
+++ b/includes/specials/SpecialPreferences.php
@@ -73,6 +73,7 @@ class SpecialPreferences extends SpecialPage {
 		$htmlForm = new HTMLForm( array(), $context, 'prefs-restore' );
 
 		$htmlForm->setSubmitTextMsg( 'restoreprefs' );
+		$htmlForm->setSubmitDestructive();
 		$htmlForm->setSubmitCallback( array( $this, 'submitReset' ) );
 		$htmlForm->suppressReset();
 
-- 
2.20.1