mediawiki-extensions-Echo/modules/overlay/ext.echo.overlay.js
jdlrobson 4470d91e54 Hygiene: Break out _buildNotificationList
Make various properties of the overlay properties of
EchoOverlay to reduce need for function parameters

Change-Id: I70ec0c650d58322aad93d71292a836d7cf7e7474
2014-08-08 15:45:02 -07:00

338 lines
9.9 KiB
JavaScript

/*global window:false */
( function ( $, mw ) {
'use strict';
// backwards compatibility <= MW 1.21
var getUrl = mw.util.getUrl || mw.util.wikiGetlink;
function EchoOverlay( apiResultNotifications ) {
this.api = mw.echo.overlay.api;
this._buildOverlay( apiResultNotifications );
}
EchoOverlay.prototype = {
/**
* @var array a list of unread notification ids that are visible in the UI
*/
unread: [],
/**
* @var object current count status of notification types
*/
notificationCount: {
/* @var integer length of all notifications (both unread and read) that will be visible in the overlay */
all: 0,
/* @var string a string representation the current number of unread notifications (1, 99, 99+) */
unread: '0',
/* @var integer the total number of all unread notifications including those not in the overlay */
unreadRaw: 0
},
/**
* @param newCount formatted count
* @param rawCount unformatted count
*/
updateCount: function ( newCount, rawCount ) {
var $badge = $( '.mw-echo-notifications-badge' );
$badge.text( newCount );
if ( rawCount !== '0' && rawCount !== 0 ) {
$badge.addClass( 'mw-echo-unread-notifications' );
} else {
$badge.removeClass( 'mw-echo-unread-notifications' );
}
this.notificationCount.unread = newCount;
this.notificationCount.unreadRaw = rawCount;
},
configuration: mw.config.get( 'wgEchoOverlayConfiguration' ),
_getMarkAsReadButton: function() {
var self = this;
return $( '<button>' )
.addClass( 'mw-ui-button' )
.attr( 'id', 'mw-echo-mark-read-button' )
.text( mw.msg( 'echo-mark-all-as-read' ) )
.click( function ( e ) {
e.preventDefault();
// FIXME: Use postWithToken
self.api.post( mw.echo.desktop.appendUseLang( {
'action' : 'echomarkread',
'all' : true,
'token': mw.user.tokens.get( 'editToken' )
} ) ).done( function ( result ) {
var count;
if ( result.query.echomarkread.count !== undefined ) {
count = result.query.echomarkread.count;
self.updateCount( count, result.query.echomarkread.rawcount );
// Reset header to 'Notifications'
$( '#mw-echo-overlay-title-text' ).html( mw.msg( 'echo-overlay-title' ) );
}
} );
} );
},
_getFooterElement: function() {
var $prefLink = $( '#pt-preferences a' ),
$overlayFooter = $( '<div>' )
.attr( 'id', 'mw-echo-overlay-footer' );
// add link to notifications archive
$overlayFooter.append(
$( '<a>' )
.attr( 'id', 'mw-echo-overlay-link' )
.addClass( 'mw-echo-grey-link' )
.attr( 'href', getUrl( 'Special:Notifications' ) )
.text( mw.msg( 'echo-overlay-link' ) )
.click( function () {
mw.echo.logInteraction( 'ui-archive-link-click', 'flyout' );
} )
.hover(
function() {
$( this ).removeClass( 'mw-echo-grey-link' );
},
function() {
$( this ).addClass( 'mw-echo-grey-link' );
}
)
);
// add link to notification preferences
$overlayFooter.append(
$( '<a>' )
.html( $prefLink.html() )
.attr( 'id', 'mw-echo-overlay-pref-link' )
.addClass( 'mw-echo-grey-link' )
.attr( 'href', $prefLink.attr( 'href' ) + '#mw-prefsection-echo' )
.click( function () {
mw.echo.logInteraction( 'ui-prefs-click', 'flyout' );
} )
.hover(
function() {
$( this ).removeClass( 'mw-echo-grey-link' );
},
function() {
$( this ).addClass( 'mw-echo-grey-link' );
}
)
);
return $overlayFooter;
},
_getTitleElement: function() {
var titleText, includeMarkAsReadButton, overflow,
counter = this.notificationCount,
notificationsCount = counter.all,
unreadRawTotalCount = counter.unreadRaw,
unreadTotalCount = counter.unread,
unreadCount = this.unread.length,
$title = $( '<div>' ).addClass( 'mw-echo-overlay-title' );
if ( notificationsCount > 0 ) {
if ( unreadRawTotalCount > unreadCount ) {
titleText = mw.msg(
'echo-overlay-title-overflow',
mw.language.convertNumber( unreadCount ),
mw.language.convertNumber( unreadTotalCount )
);
overflow = true;
} else {
titleText = mw.msg( 'echo-overlay-title' );
overflow = false;
}
} else {
titleText = mw.msg( 'echo-none' );
}
// If there are more unread notifications than can fit in the overlay,
// but fewer than the maximum count, show the 'mark all as read' button.
// The only reason we limit it to the maximum is to prevent expensive
// database updates. If the count is more than the maximum, it could
// be thousands.
includeMarkAsReadButton = overflow &&
unreadRawTotalCount < this.configuration[ 'max-notification-count' ];
if ( includeMarkAsReadButton ) {
// Add the 'mark all as read' button to the title area
$title.append( this._getMarkAsReadButton() );
}
// Add the header to the title area
$( '<div>' )
.attr( 'id', 'mw-echo-overlay-title-text' )
.html( titleText )
.appendTo( $title );
// Add help button
$( '<a>' )
.attr( 'href', mw.config.get( 'wgEchoHelpPage' ) )
.attr( 'title', mw.msg( 'echo-more-info' ) )
.attr( 'id', 'mw-echo-overlay-moreinfo-link' )
.attr( 'target', '_blank' )
.click( function () {
mw.echo.logInteraction( 'ui-help-click', 'flyout' );
} )
.appendTo( $title );
return $title;
},
/**
* Builds an Echo notifications list
* @method
* @param object as returned by the api of notification items
* @return jQuery element
*/
_buildNotificationList: function( notifications ) {
var self = this,
$ul = $( '<ul>' ).addClass( 'mw-echo-notifications' )
.css( 'max-height', $( window ).height() - 134 );
$.each( notifications.index, function ( index, id ) {
var $wrapper,
data = notifications.list[id],
$li = $( '<li>' )
.data( 'details', data )
.data( 'id', id )
.attr( {
'data-notification-category': data.category,
'data-notification-event': data.id,
'data-notification-type': data.type
} )
.addClass( 'mw-echo-notification' );
if ( !data.read ) {
$li.addClass( 'mw-echo-unread' );
self.unread.push( id );
}
if ( !data['*'] ) {
return;
}
$li.append( data['*'] )
.appendTo( $ul );
// Grey links in the notification title and footer (except on hover)
$li.find( '.mw-echo-title a, .mw-echo-notification-footer a' )
.addClass( 'mw-echo-grey-link' );
$li.hover(
function() {
$( this ).find( '.mw-echo-title a' ).removeClass( 'mw-echo-grey-link' );
},
function() {
$( this ).find( '.mw-echo-title a' ).addClass( 'mw-echo-grey-link' );
}
);
// If there is a primary link, make the entire notification clickable.
// Yes, it is possible to nest <a> tags via DOM manipulation,
// and it works like one would expect.
if ( $li.find( '.mw-echo-notification-primary-link' ).length ) {
$wrapper = $( '<a>' )
.addClass( 'mw-echo-notification-wrapper' )
.attr( 'href', $li.find( '.mw-echo-notification-primary-link' ).attr( 'href' ) )
.click( function() {
if ( mw.echo.clickThroughEnabled ) {
// Log the clickthrough
mw.echo.logInteraction( 'notification-link-click', 'flyout', +data.id, data.type );
}
} );
} else {
$wrapper = $('<div>').addClass( 'mw-echo-notification-wrapper' );
}
$li.wrapInner( $wrapper );
mw.echo.setupNotificationLogging( $li, 'flyout' );
// Set up each individual notification with a close box and dismiss
// interface if it is dismissable.
if ( $li.find( '.mw-echo-dismiss' ).length ) {
mw.echo.setUpDismissability( $li );
}
} );
return $ul;
},
_buildOverlay: function ( notifications ) {
var $ul,
$overlay = $( '<div>' ).addClass( 'mw-echo-overlay' ),
self = this;
this.notificationCount.all = notifications.index.length;
if ( this.notificationCount.all !== undefined ) {
self.updateCount( notifications.count, notifications.rawcount );
}
$ul = self._buildNotificationList( notifications );
self._getTitleElement().
appendTo( $overlay );
if ( $ul.find( 'li' ).length ) {
$ul.appendTo( $overlay );
}
$overlay.append( self._getFooterElement() );
self.markAsRead();
this.$el = $overlay;
},
/**
* Mark a list of notifications as read
* @method
*/
markAsRead: function() {
var self = this;
// only need to mark as read if there is unread item
if ( this.unread.length ) {
this.api.post( mw.echo.desktop.appendUseLang( {
'action' : 'echomarkread',
'list' : this.unread.join( '|' ),
'token': mw.user.tokens.get( 'editToken' )
} ) ).done( function ( result ) {
var count;
if ( result.query.echomarkread.count !== undefined ) {
count = result.query.echomarkread.count;
self.updateCount( count, result.query.echomarkread.rawcount );
}
} );
}
}
};
mw.echo.overlay = {
/**
* @var integer the maximum number of notifications to show in the overlay
*/
notificationLimit: 8,
/**
* @var mw.Api
*/
api: new mw.Api( { ajax: { cache: false } } ),
/**
* Builds an overlay element
* @method
* @param callback a callback which passes the newly created overlay as a parameter
*/
buildOverlay: function( callback ) {
var apiData = {
'action' : 'query',
'meta' : 'notifications',
'notformat' : 'flyout',
'notlimit' : this.notificationLimit,
'notprop' : 'index|list|count'
};
this.api.get( mw.echo.desktop.appendUseLang( apiData ) ).done( function ( result ) {
var overlay = new EchoOverlay( result.query.notifications );
callback( overlay.$el );
} ).fail( function () {
window.location.href = $( '#pt-notifications a' ).attr( 'href' );
} );
},
removeOverlay: function () {
$( '.mw-echo-overlay, .mw-echo-overlay-pokey' ).fadeOut( 'fast',
function () {
$( this ).remove();
}
);
}
};
} )( jQuery, mediaWiki );