Support reply tool on mobile

Bug: T270536
Change-Id: I94d04e9cd442f9a4e0c5924da67c43a768417a8b

extension.json

@@ -82,7 +82,6 @@
 				"moment",
 				"rangefix",
 				"oojs-ui-windows",
-				"mediawiki.action.view.postEdit",
 				"mediawiki.api",
 				"mediawiki.Title",
 				"mediawiki.Uri",
@@ -119,6 +118,10 @@
 				"discussiontools-topicsubscription-notify-subscribed-title",
 				"discussiontools-topicsubscription-notify-unsubscribed-body",
 				"discussiontools-topicsubscription-notify-unsubscribed-title"
+			],
+			"targets": [
+				"desktop",
+				"mobile"
 			]
 		},
 		"ext.discussionTools.debug": {
@@ -129,6 +132,10 @@
 			"styles": "highlighter.less",
 			"dependencies": [
 				"ext.discussionTools.init"
+			],
+			"targets": [
+				"desktop",
+				"mobile"
 			]
 		},
 		"ext.discussionTools.ReplyWidget": {
@@ -185,7 +192,11 @@
 			"optionalDependencies": {
 				"ConfirmEdit": "ext.confirmEdit.CaptchaInputWidget"
 			},
-			"factory": "\\MediaWiki\\Extension\\DiscussionTools\\Data::addOptionalDependencies"
+			"factory": "\\MediaWiki\\Extension\\DiscussionTools\\Data::addOptionalDependencies",
+			"targets": [
+				"desktop",
+				"mobile"
+			]
 		},
 		"ext.discussionTools.ReplyWidgetPlain": {
 			"packageFiles": [
@@ -195,7 +206,12 @@
 				"ext.discussionTools.ReplyWidget",
 				"mediawiki.editfont.styles",
 				"mediawiki.user",
-				"mediawiki.jqueryMsg"
+				"mediawiki.jqueryMsg",
+				"ext.visualEditor.switching"
+			],
+			"targets": [
+				"desktop",
+				"mobile"
 			]
 		},
 		"ext.discussionTools.ReplyWidgetVisual": {
@@ -224,9 +240,11 @@
 				"ext.visualEditor.mwcore",
 				"ext.visualEditor.mwsignature",
 				"ext.visualEditor.mwwikitext",
-				"ext.visualEditor.core.desktop",
+				"ext.visualEditor.articleTarget"
-				"ext.visualEditor.desktopTarget",
+			],
-				"ext.visualEditor.mwextensions.desktop"
+			"targets": [
+				"desktop",
+				"mobile"
 			]
 		}
 	},
@@ -489,6 +507,10 @@
 			"value": false,
 			"description": "A/B test DiscussionTools features for logged in users. false, 'replytool', 'newtopictool', or 'all'"
 		},
+		"DiscussionToolsEnableMobile": {
+			"value": false,
+			"description": "Enable DiscussionTools on mobile talk pages."
+		},
 		"DiscussionTools_replytool": {
 			"value": "default",
 			"description": "Override availability of DiscussionTools reply tool. 'default', 'available', or 'unavailable'."

includes/Hooks/HookUtils.php

@@ -211,12 +211,21 @@ class HookUtils {
 			return false;
 		}
 
-		// Don't show on mobile
+		$isMobile = false;
 		if ( ExtensionRegistry::getInstance()->isLoaded( 'MobileFrontend' ) ) {
 			$mobFrontContext = MediaWikiServices::getInstance()->getService( 'MobileFrontend.Context' );
-			if ( $mobFrontContext->shouldDisplayMobileView() ) {
+			$isMobile = $mobFrontContext->shouldDisplayMobileView();
-				return false;
 		}
+
+		$dtConfig = MediaWikiServices::getInstance()->getConfigFactory()->makeConfig( 'discussiontools' );
+
+		if ( $isMobile && (
+			!$dtConfig->get( 'DiscussionToolsEnableMobile' ) ||
+			// Still disable some features for now
+			$feature === self::TOPICSUBSCRIPTION ||
+			$feature === self::NEWTOPICTOOL
+		) ) {
+			return false;
 		}
 
 		// Topic subscription is not available on your own talk page, as you will
@@ -230,7 +239,6 @@ class HookUtils {
 			// Extra hack for parses from API, where this parameter isn't passed to derivative requests
 			RequestContext::getMain()->getRequest()->getRawVal( 'dtenable' );
 
-		$dtConfig = MediaWikiServices::getInstance()->getConfigFactory()->makeConfig( 'discussiontools' );
 		if (
 			$feature === self::TOPICSUBSCRIPTION &&
 			!$dtConfig->get( 'DiscussionToolsEnableTopicSubscriptionBackend' )

modules/CommentController.js

@@ -12,6 +12,19 @@ var
 		.concat( conf.pluginModules.filter( mw.loader.getState ) ),
 	plainModules = [ 'ext.discussionTools.ReplyWidgetPlain' ];
 
+if ( OO.ui.isMobile() ) {
+	visualModules = [
+		'ext.visualEditor.core.mobile',
+		'ext.visualEditor.mwextensions'
+	].concat( visualModules );
+} else {
+	visualModules = [
+		'ext.visualEditor.core.desktop',
+		'ext.visualEditor.desktopTarget',
+		'ext.visualEditor.mwextensions.desktop'
+	].concat( visualModules );
+}
+
 // Start loading reply widget code
 if ( defaultVisual || enable2017Wikitext ) {
 	mw.loader.using( visualModules );

modules/controller.js

@@ -389,6 +389,9 @@ function init( $container, state ) {
 		threadItemsById = {},
 		threadItems = [];
 
+	// Lazy-load postEdit module, may be required later (on desktop)
+	mw.loader.using( 'mediawiki.action.view.postEdit' );
+
 	$pageContainer = $container;
 	linksController = new ReplyLinksController( $pageContainer );
 	var parser = new Parser( $pageContainer[ 0 ] );
@@ -549,10 +552,15 @@ function init( $container, state ) {
 		var repliedToComment = threadItemsById[ state.repliedTo ];
 		$highlight = highlight( repliedToComment.replies[ repliedToComment.replies.length - 1 ] );
 
+		if ( OO.ui.isMobile() ) {
+			mw.notify( mw.msg( 'discussiontools-postedit-confirmation-published', mw.user ) );
+		} else {
+			// postEdit is currently desktop only
 			mw.hook( 'postEdit' ).fire( {
 				message: mw.msg( 'discussiontools-postedit-confirmation-published', mw.user )
 			} );
 		}
+	}
 
 	if ( $highlight ) {
 		$highlight.addClass( 'ext-discussiontools-init-publishedcomment' );

modules/dt-ve/CommentTarget.js

@@ -30,6 +30,41 @@ CommentTarget.static.name = 'discussionTools';
 
 CommentTarget.static.modes = [ 'visual', 'source' ];
 
+if ( OO.ui.isMobile() ) {
+	// Mobile currently expects one tool per group
+	CommentTarget.static.toolbarGroups = [
+		{
+			name: 'style',
+			classes: [ 've-test-toolbar-style' ],
+			type: 'list',
+			icon: 'textStyle',
+			title: OO.ui.deferMsg( 'visualeditor-toolbar-style-tooltip' ),
+			label: OO.ui.deferMsg( 'visualeditor-toolbar-style-tooltip' ),
+			invisibleLabel: true,
+			include: [ { group: 'textStyle' }, 'language', 'clear' ],
+			forceExpand: [ 'bold', 'italic', 'clear' ],
+			promote: [ 'bold', 'italic' ],
+			demote: [ 'strikethrough', 'code', 'underline', 'language', 'clear' ]
+		},
+		{
+			name: 'link',
+			include: [ 'link' ]
+		},
+		{
+			name: 'other',
+			include: [ 'usernameCompletion' ]
+		},
+		{
+			name: 'editMode',
+			type: 'list',
+			icon: 'edit',
+			title: OO.ui.deferMsg( 'visualeditor-mweditmode-tooltip' ),
+			label: OO.ui.deferMsg( 'visualeditor-mweditmode-tooltip' ),
+			invisibleLabel: true,
+			include: [ 'editModeVisual', 'editModeSource' ]
+		}
+	];
+} else {
 	CommentTarget.static.toolbarGroups = [
 		{
 			name: 'style',
@@ -45,6 +80,7 @@ CommentTarget.static.toolbarGroups = [
 			include: [ 'usernameCompletion' ]
 		}
 	];
+}
 
 CommentTarget.static.importRules = ve.copy( CommentTarget.static.importRules );
 
@@ -73,7 +109,7 @@ CommentTarget.static.importRules.external.blacklist = ve.extendObject(
 
 CommentTarget.prototype.attachToolbar = function () {
 	this.replyWidget.$headerWrapper.append(
-		this.getToolbar().$element.append( this.replyWidget.modeTabSelect.$element )
+		this.getToolbar().$element.append( this.replyWidget.modeTabSelect ? this.replyWidget.modeTabSelect.$element : null )
 	);
 	this.getToolbar().$element.prepend( this.getSurface().getToolbarDialogs().$element );
 };
@@ -89,6 +125,14 @@ CommentTarget.prototype.getSurfaceConfig = function ( config ) {
 	}, config ) );
 };
 
+CommentTarget.prototype.editSource = function () {
+	this.replyWidget.switch( 'source' );
+};
+
+CommentTarget.prototype.switchToVisualEditor = function () {
+	this.replyWidget.switch( 'visual' );
+};
+
 /* Registration */
 
 ve.init.mw.targetFactory.register( CommentTarget );

modules/dt.init.less

@@ -33,6 +33,12 @@ span[ data-mw-comment-start ] {
 		}
 	}
 
+	// No support for reply links in the mobile talk overlay
+	// stylelint-disable-next-line no-descending-specificity, selector-class-pattern
+	.talk-overlay & {
+		display: none;
+	}
+
 	.ext-discussiontools-init-replylink {
 		&-reply {
 			cursor: pointer;

modules/dt.ui.ReplyWidget.js

@@ -84,6 +84,9 @@ function ReplyWidget( commentController, comment, commentDetails, config ) {
 			)
 	} );
 
+	this.$headerWrapper = $( '<div>' ).addClass( 'ext-discussiontools-ui-replyWidget-headerWrapper' );
+
+	if ( !OO.ui.isMobile() ) {
 		this.modeTabSelect = new ModeTabSelectWidget( {
 			classes: [ 'ext-discussiontools-ui-replyWidget-modeTabs' ],
 			items: [
@@ -102,12 +105,14 @@ function ReplyWidget( commentController, comment, commentDetails, config ) {
 		// Make the option for the current mode disabled, to make it un-interactable
 		// (we override the styles to make it look as if it was selected)
 		this.modeTabSelect.findItemFromData( this.getMode() ).setDisabled( true );
-
+		this.modeTabSelect.connect( this, {
-	this.$headerWrapper = $( '<div>' ).addClass( 'ext-discussiontools-ui-replyWidget-headerWrapper' );
+			choose: 'onModeTabSelectChoose'
+		} );
 		this.$headerWrapper.append(
 			// Visual mode toolbar attached here by CommentTarget#attachToolbar
 			this.modeTabSelect.$element
 		);
+	}
 
 	this.$preview = $( '<div>' )
 		.addClass( 'ext-discussiontools-ui-replyWidget-preview' )
@@ -195,9 +200,6 @@ function ReplyWidget( commentController, comment, commentDetails, config ) {
 	this.beforeUnloadHandler = this.onBeforeUnload.bind( this );
 	this.unloadHandler = this.onUnload.bind( this );
 	this.onWatchToggleHandler = this.onWatchToggle.bind( this );
-	this.modeTabSelect.connect( this, {
-		choose: 'onModeTabSelectChoose'
-	} );
 	this.advancedToggle.connect( this, { click: 'onAdvancedToggleClick' } );
 	this.editSummaryInput.connect( this, { change: 'onEditSummaryChange' } );
 	this.editSummaryInput.$input.on( 'keydown', this.onKeyDown.bind( this, false ) );
@@ -503,6 +505,11 @@ ReplyWidget.prototype.setup = function ( data ) {
 
 	if ( this.isNewTopic ) {
 		this.commentController.sectionTitle.connect( this, { change: 'onInputChangeThrottled' } );
+	} else {
+		// De-indent replies on mobile
+		if ( OO.ui.isMobile() ) {
+			this.$element.css( 'margin-left', -this.$element.position().left );
+		}
 	}
 
 	// eslint-disable-next-line no-jquery/no-global-selector
@@ -581,7 +588,9 @@ ReplyWidget.prototype.teardown = function ( abandoned ) {
 	}
 	// Make sure that the selector is blurred before it gets removed from the document, otherwise
 	// event handlers for arrow keys are not removed, and it keeps trying to switch modes (T274423)
+	if ( this.modeTabSelect ) {
 		this.modeTabSelect.blur();
+	}
 	this.unbindBeforeUnloadHandler();
 	// eslint-disable-next-line no-jquery/no-global-selector
 	$( '#ca-watch, #ca-unwatch' ).off( 'watchpage.mw', this.onWatchToggleHandler );

modules/dt.ui.ReplyWidget.less

@@ -1,3 +1,5 @@
+@width-breakpoint-tablet: 720px;
+
 .ext-discussiontools-ui-replyWidget {
 	margin-bottom: 1em;
 	position: relative;
@@ -37,6 +39,8 @@
 		background: none;
 		box-shadow: none;
 		border: 0;
+		// Stretch to all available space
+		flex-grow: 1;
 
 		> .oo-ui-toolbar-actions {
 			display: none;
@@ -63,12 +67,19 @@
 		}
 	}
 
+	.skin-minerva & .ve-ui-surface-visual .ve-ce-paragraphNode {
+		// Reduce paragraph spacing in editor, as replies will actually generate <dd> not <p>
+		margin: 0;
+
+		&:first-child {
+			margin-top: 0.5em;
+		}
+	}
+
 	&-modeTabs {
 		box-shadow: none;
 		height: 3em;
 		text-align: right;
-		// Stretch to all available space
-		flex-grow: 1;
 		// Hide outline that can appear after switching modes via keyboard
 		outline: 0;
 
@@ -91,6 +102,19 @@
 		}
 	}
 
+	&-editSwitch {
+		text-align: right;
+
+		.oo-ui-toolbar-bar { /* stylelint-disable-line no-descending-specificity */
+			border: 0;
+			box-shadow: none;
+		}
+
+		.oo-ui-toolbar-popups {
+			text-align: left;
+		}
+	}
+
 	&-actionsWrapper {
 		margin-top: 0.5em;
 		display: flex;
@@ -164,6 +188,10 @@
 
 		.ext-discussiontools-ui-replyWidget:not( .ext-discussiontools-ui-replyWidget-newTopic ) & > .mw-parser-output {
 			margin-left: -1.6em;
+
+			.skin-minerva & {
+				margin-left: -1em;
+			}
 		}
 
 		> .mw-parser-output > h2:first-child {
@@ -244,6 +272,23 @@
 			// Force to a separate line
 			width: 100%;
 		}
+
+		// Change field layout and order on mobile
+		@media all and ( max-width: @width-breakpoint-tablet ) {
+			.oo-ui-fieldLayout-header {
+				order: 1;
+			}
+
+			.oo-ui-fieldLayout-field {
+				order: 2;
+			}
+
+			.ext-discussiontools-ui-replyWidget-checkboxes {
+				order: 3;
+				flex-grow: 1;
+				margin-top: 1em;
+			}
+		}
 	}
 
 	&-editSummary {
@@ -267,3 +312,9 @@
 		}
 	}
 }
+
+.skin-minerva .ext-discussiontools-init-replylink-open dl dd {
+	// Disable overflow hack for scrolling images in <dd> in Minerva
+	// while the tool is open, as we need negative margins on the widget.
+	overflow: visible;
+}

modules/dt.ui.ReplyWidgetPlain.js

@@ -12,9 +12,40 @@ var utils = require( 'ext.discussionTools.init' ).utils;
  * @param {Object} [config]
  */
 function ReplyWidgetPlain() {
+	var widget = this;
+
 	// Parent constructor
 	ReplyWidgetPlain.super.apply( this, arguments );
 
+	if ( OO.ui.isMobile() ) {
+		var toolFactory = new OO.ui.ToolFactory(),
+			toolGroupFactory = new OO.ui.ToolGroupFactory();
+
+		toolFactory.register( mw.libs.ve.MWEditModeVisualTool );
+		toolFactory.register( mw.libs.ve.MWEditModeSourceTool );
+		this.switchToolbar = new OO.ui.Toolbar( toolFactory, toolGroupFactory, {
+			classes: [ 'ext-discussiontools-ui-replyWidget-editSwitch' ]
+		} );
+
+		this.switchToolbar.on( 'switchEditor', function ( mode ) {
+			widget.switch( mode );
+		} );
+
+		this.switchToolbar.setup( [ {
+			name: 'editMode',
+			type: 'list',
+			icon: 'edit',
+			title: mw.msg( 'visualeditor-mweditmode-tooltip' ),
+			label: mw.msg( 'visualeditor-mweditmode-tooltip' ),
+			invisibleLabel: true,
+			include: [ 'editModeVisual', 'editModeSource' ]
+		} ] );
+
+		this.switchToolbar.emit( 'updateState' );
+
+		this.$headerWrapper.append( this.switchToolbar.$element );
+	}
+
 	this.$element.addClass( 'ext-discussiontools-ui-replyWidget-plain' );
 }