From 61a6a0445b161f271e9f2eaec97762e83199138a Mon Sep 17 00:00:00 2001
From: Thalia <thalia.e.chan@googlemail.com>
Date: Thu, 8 Nov 2018 13:52:55 +0000
Subject: [PATCH] TitlesMultiselectWidget: pass through additional configs

Pass through 'limit' and 'showMissing' configs.

Also set 'showMissing' to false for partial blocks.

Bug: T208626
Bug: T208627
Change-Id: Ifa75e2d390bf349226ad69d68adcdcaf742ab560
---
 .../fields/HTMLTitlesMultiselectField.php        |  8 ++++++++
 includes/specials/SpecialBlock.php               |  1 +
 includes/widget/TitlesMultiselectWidget.php      | 16 ++++++++++++++++
 3 files changed, 25 insertions(+)

diff --git a/includes/htmlform/fields/HTMLTitlesMultiselectField.php b/includes/htmlform/fields/HTMLTitlesMultiselectField.php
index c93c940bdf..9385c8183d 100644
--- a/includes/htmlform/fields/HTMLTitlesMultiselectField.php
+++ b/includes/htmlform/fields/HTMLTitlesMultiselectField.php
@@ -95,6 +95,14 @@ class HTMLTitlesMultiselectField extends HTMLTitleTextField {
 			$params['placeholder'] = $this->msg( 'mw-widgets-titlesmultiselect-placeholder' )->plain();
 		}
 
+		if ( isset( $this->mParams['max'] ) ) {
+			$params['limit'] = $this->mParams['max'];
+		}
+
+		if ( isset( $this->mParams['showMissing'] ) ) {
+			$params['showMissing'] = $this->mParams['showMissing'];
+		}
+
 		if ( !is_null( $value ) ) {
 			// $value is a string, but the widget expects an array
 			$params['default'] = $value === '' ? [] : explode( "\n", $value );
diff --git a/includes/specials/SpecialBlock.php b/includes/specials/SpecialBlock.php
index 6b9b9d4b83..918ce4a5e5 100644
--- a/includes/specials/SpecialBlock.php
+++ b/includes/specials/SpecialBlock.php
@@ -171,6 +171,7 @@ class SpecialBlock extends FormSpecialPage {
 				'exists' => true,
 				'max' => 10,
 				'cssclass' => 'mw-block-page-restrictions',
+				'showMissing' => false,
 			];
 		}
 
diff --git a/includes/widget/TitlesMultiselectWidget.php b/includes/widget/TitlesMultiselectWidget.php
index 95304b0f9f..61aa40524b 100644
--- a/includes/widget/TitlesMultiselectWidget.php
+++ b/includes/widget/TitlesMultiselectWidget.php
@@ -15,12 +15,16 @@ class TitlesMultiselectWidget extends \OOUI\Widget {
 	protected $titlesArray = [];
 	protected $inputName = null;
 	protected $inputPlaceholder = null;
+	protected $limit = null;
+	protected $showMissing = null;
 
 	/**
 	 * @param array $config Configuration options
 	 *   - array $config['titles'] Array of titles to use as preset data
 	 *   - array $config['placeholder'] Placeholder message for input
 	 *   - array $config['name'] Name attribute (used in forms)
+	 *   - number $config['limit'] Maximum number of selected titles
+	 *   - bool $config['showMissing'] Show missing pages
 	 */
 	public function __construct( array $config = [] ) {
 		parent::__construct( $config );
@@ -35,6 +39,12 @@ class TitlesMultiselectWidget extends \OOUI\Widget {
 		if ( isset( $config['placeholder'] ) ) {
 			$this->inputPlaceholder = $config['placeholder'];
 		}
+		if ( isset( $config['limit'] ) ) {
+			$this->limit = $config['limit'];
+		}
+		if ( isset( $config['showMissing'] ) ) {
+			$this->showMissing = $config['showMissing'];
+		}
 
 		$textarea = new MultilineTextInputWidget( [
 			'name' => $this->inputName,
@@ -59,6 +69,12 @@ class TitlesMultiselectWidget extends \OOUI\Widget {
 		if ( $this->inputPlaceholder !== null ) {
 			$config['placeholder'] = $this->inputPlaceholder;
 		}
+		if ( $this->limit !== null ) {
+			$config['limit'] = $this->limit;
+		}
+		if ( $this->showMissing !== null ) {
+			$config['showMissing'] = $this->showMissing;
+		}
 
 		$config['$overlay'] = true;
 		return parent::getConfig( $config );
-- 
2.20.1