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Oldphaloskepsis/plugins/jetpack/modules/likes/queuehandler.js

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2017-01-12 23:10:07 +00:00
/* global pm, wpcom_reblog */
var jetpackLikesWidgetQueue = [];
var jetpackLikesWidgetBatch = [];
var jetpackLikesMasterReady = false;
function JetpackLikespostMessage( message, target ) {
if ( 'string' === typeof message ){
try {
message = JSON.parse( message );
} catch(e) {
return;
}
}
pm( {
target: target,
type: 'likesMessage',
data: message,
origin: '*'
} );
}
function JetpackLikesBatchHandler() {
var requests = [];
jQuery( 'div.jetpack-likes-widget-unloaded' ).each( function() {
if ( jetpackLikesWidgetBatch.indexOf( this.id ) > -1 ) {
return;
}
jetpackLikesWidgetBatch.push( this.id );
var regex = /like-(post|comment)-wrapper-(\d+)-(\d+)-(\w+)/,
match = regex.exec( this.id ),
info;
if ( ! match || match.length !== 5 ) {
return;
}
info = {
blog_id: match[2],
width: this.width
};
if ( 'post' === match[1] ) {
info.post_id = match[3];
} else if ( 'comment' === match[1] ) {
info.comment_id = match[3];
}
info.obj_id = match[4];
requests.push( info );
});
if ( requests.length > 0 ) {
JetpackLikespostMessage( { event: 'initialBatch', requests: requests }, window.frames['likes-master'] );
}
}
function JetpackLikesMessageListener( event, message ) {
var allowedOrigin, $container, $list, offset, rowLength, height, scrollbarWidth;
if ( 'undefined' === typeof event.event ) {
return;
}
// We only allow messages from one origin
allowedOrigin = window.location.protocol + '//widgets.wp.com';
if ( allowedOrigin !== message.origin ) {
return;
}
if ( 'masterReady' === event.event ) {
jQuery( document ).ready( function() {
jetpackLikesMasterReady = true;
var stylesData = {
event: 'injectStyles'
},
$sdTextColor = jQuery( '.sd-text-color' ),
$sdLinkColor = jQuery( '.sd-link-color' );
if ( jQuery( 'iframe.admin-bar-likes-widget' ).length > 0 ) {
JetpackLikespostMessage( { event: 'adminBarEnabled' }, window.frames[ 'likes-master' ] );
stylesData.adminBarStyles = {
background: jQuery( '#wpadminbar .quicklinks li#wp-admin-bar-wpl-like > a' ).css( 'background' ),
isRtl: ( 'rtl' === jQuery( '#wpadminbar' ).css( 'direction' ) )
};
}
if ( ! window.addEventListener ) {
jQuery( '#wp-admin-bar-admin-bar-likes-widget' ).hide();
}
stylesData.textStyles = {
color: $sdTextColor.css( 'color' ),
fontFamily: $sdTextColor.css( 'font-family' ),
fontSize: $sdTextColor.css( 'font-size' ),
direction: $sdTextColor.css( 'direction' ),
fontWeight: $sdTextColor.css( 'font-weight' ),
fontStyle: $sdTextColor.css( 'font-style' ),
textDecoration: $sdTextColor.css('text-decoration')
};
stylesData.linkStyles = {
color: $sdLinkColor.css('color'),
fontFamily: $sdLinkColor.css('font-family'),
fontSize: $sdLinkColor.css('font-size'),
textDecoration: $sdLinkColor.css('text-decoration'),
fontWeight: $sdLinkColor.css( 'font-weight' ),
fontStyle: $sdLinkColor.css( 'font-style' )
};
JetpackLikespostMessage( stylesData, window.frames[ 'likes-master' ] );
JetpackLikesBatchHandler();
jQuery( document ).on( 'inview', 'div.jetpack-likes-widget-unloaded', function() {
jetpackLikesWidgetQueue.push( this.id );
});
});
}
if ( 'showLikeWidget' === event.event ) {
jQuery( '#' + event.id + ' .post-likes-widget-placeholder' ).fadeOut( 'fast', function() {
jQuery( '#' + event.id + ' .post-likes-widget' ).fadeIn( 'fast', function() {
JetpackLikespostMessage( { event: 'likeWidgetDisplayed', blog_id: event.blog_id, post_id: event.post_id, obj_id: event.obj_id }, window.frames['likes-master'] );
});
});
}
if ( 'clickReblogFlair' === event.event ) {
wpcom_reblog.toggle_reblog_box_flair( event.obj_id );
}
if ( 'showOtherGravatars' === event.event ) {
$container = jQuery( '#likes-other-gravatars' );
$list = $container.find( 'ul' );
$container.hide();
$list.html( '' );
$container.find( '.likes-text span' ).text( event.total );
jQuery.each( event.likers, function( i, liker ) {
var element;
if ( 'http' !== liker.profile_URL.substr( 0, 4 ) ) {
// We only display gravatars with http or https schema
return;
}
element = jQuery( '<li><a><img /></a></li>' );
element.addClass( liker.css_class );
element.find( 'a' ).
attr({
href: liker.profile_URL,
rel: 'nofollow',
target: '_parent'
}).
addClass( 'wpl-liker' );
element.find( 'img' ).
attr({
src: liker.avatar_URL,
alt: liker.name
}).
css({
width: '30px',
height: '30px',
paddingRight: '3px'
});
$list.append( element );
} );
offset = jQuery( '[name=\'' + event.parent + '\']' ).offset();
$container.css( 'left', offset.left + event.position.left - 10 + 'px' );
$container.css( 'top', offset.top + event.position.top - 33 + 'px' );
rowLength = Math.floor( event.width / 37 );
height = ( Math.ceil( event.likers.length / rowLength ) * 37 ) + 13;
if ( height > 204 ) {
height = 204;
}
$container.css( 'height', height + 'px' );
$container.css( 'width', rowLength * 37 - 7 + 'px' );
$list.css( 'width', rowLength * 37 + 'px' );
$container.fadeIn( 'slow' );
scrollbarWidth = $list[0].offsetWidth - $list[0].clientWidth;
if ( scrollbarWidth > 0 ) {
$container.width( $container.width() + scrollbarWidth );
$list.width( $list.width() + scrollbarWidth );
}
}
}
pm.bind( 'likesMessage', JetpackLikesMessageListener );
jQuery( document ).click( function( e ) {
var $container = jQuery( '#likes-other-gravatars' );
if ( $container.has( e.target ).length === 0 ) {
$container.fadeOut( 'slow' );
}
});
function JetpackLikesWidgetQueueHandler() {
var $wrapper, wrapperID, found;
if ( ! jetpackLikesMasterReady ) {
setTimeout( JetpackLikesWidgetQueueHandler, 500 );
return;
}
if ( jetpackLikesWidgetQueue.length > 0 ) {
// We may have a widget that needs creating now
found = false;
while( jetpackLikesWidgetQueue.length > 0 ) {
// Grab the first member of the queue that isn't already loading.
wrapperID = jetpackLikesWidgetQueue.splice( 0, 1 )[0];
if ( jQuery( '#' + wrapperID ).hasClass( 'jetpack-likes-widget-unloaded' ) ) {
found = true;
break;
}
}
if ( ! found ) {
setTimeout( JetpackLikesWidgetQueueHandler, 500 );
return;
}
} else if ( jQuery( 'div.jetpack-likes-widget-unloaded' ).length > 0 ) {
// Grab any unloaded widgets for a batch request
JetpackLikesBatchHandler();
// Get the next unloaded widget
wrapperID = jQuery( 'div.jetpack-likes-widget-unloaded' ).first()[0].id;
if ( ! wrapperID ) {
// Everything is currently loaded
setTimeout( JetpackLikesWidgetQueueHandler, 500 );
return;
}
}
if ( 'undefined' === typeof wrapperID ) {
setTimeout( JetpackLikesWidgetQueueHandler, 500 );
return;
}
$wrapper = jQuery( '#' + wrapperID );
$wrapper.find( 'iframe' ).remove();
if ( $wrapper.hasClass( 'slim-likes-widget' ) ) {
$wrapper.find( '.post-likes-widget-placeholder' ).after( '<iframe class="post-likes-widget jetpack-likes-widget" name="' + $wrapper.data( 'name' ) + '" height="22px" width="68px" frameBorder="0" scrolling="no" src="' + $wrapper.data( 'src' ) + '"></iframe>' );
} else {
$wrapper.find( '.post-likes-widget-placeholder' ).after( '<iframe class="post-likes-widget jetpack-likes-widget" name="' + $wrapper.data( 'name' ) + '" height="55px" width="100%" frameBorder="0" src="' + $wrapper.data( 'src' ) + '"></iframe>' );
}
$wrapper.removeClass( 'jetpack-likes-widget-unloaded' ).addClass( 'jetpack-likes-widget-loading' );
$wrapper.find( 'iframe' ).load( function( e ) {
var $iframe = jQuery( e.target );
$wrapper.removeClass( 'jetpack-likes-widget-loading' ).addClass( 'jetpack-likes-widget-loaded' );
JetpackLikespostMessage( { event: 'loadLikeWidget', name: $iframe.attr( 'name' ), width: $iframe.width() }, window.frames[ 'likes-master' ] );
if ( $wrapper.hasClass( 'slim-likes-widget' ) ) {
$wrapper.find( 'iframe' ).Jetpack( 'resizeable' );
}
});
setTimeout( JetpackLikesWidgetQueueHandler, 250 );
}
JetpackLikesWidgetQueueHandler();