Update WP and plugins
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864 changed files with 101724 additions and 78262 deletions
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@ -1,90 +1,330 @@
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/**
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* @summary Handles the addition of the comment form.
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* Handles the addition of the comment form.
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*
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* @since 2.7.0
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* @output wp-includes/js/comment-reply.js
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*
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* @namespace addComment
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*
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* @type {Object}
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*/
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var addComment = {
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/**
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* @summary Retrieves the elements corresponding to the given IDs.
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*
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* @since 2.7.0
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*
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* @param {string} commId The comment ID.
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* @param {string} parentId The parent ID.
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* @param {string} respondId The respond ID.
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* @param {string} postId The post ID.
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* @returns {boolean} Always returns false.
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*/
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moveForm: function( commId, parentId, respondId, postId ) {
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var div, element, style, cssHidden,
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t = this,
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comm = t.I( commId ),
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respond = t.I( respondId ),
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cancel = t.I( 'cancel-comment-reply-link' ),
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parent = t.I( 'comment_parent' ),
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post = t.I( 'comment_post_ID' ),
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commentForm = respond.getElementsByTagName( 'form' )[0];
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window.addComment = ( function( window ) {
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// Avoid scope lookups on commonly used variables.
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var document = window.document;
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if ( ! comm || ! respond || ! cancel || ! parent || ! commentForm ) {
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// Settings.
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var config = {
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commentReplyClass : 'comment-reply-link',
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cancelReplyId : 'cancel-comment-reply-link',
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commentFormId : 'commentform',
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temporaryFormId : 'wp-temp-form-div',
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parentIdFieldId : 'comment_parent',
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postIdFieldId : 'comment_post_ID'
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};
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// Cross browser MutationObserver.
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var MutationObserver = window.MutationObserver || window.WebKitMutationObserver || window.MozMutationObserver;
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// Check browser cuts the mustard.
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var cutsTheMustard = 'querySelector' in document && 'addEventListener' in window;
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/*
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* Check browser supports dataset.
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* !! sets the variable to true if the property exists.
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*/
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var supportsDataset = !! document.documentElement.dataset;
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// For holding the cancel element.
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var cancelElement;
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// For holding the comment form element.
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var commentFormElement;
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// The respond element.
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var respondElement;
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// The mutation observer.
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var observer;
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if ( cutsTheMustard && document.readyState !== 'loading' ) {
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ready();
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} else if ( cutsTheMustard ) {
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window.addEventListener( 'DOMContentLoaded', ready, false );
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}
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/**
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* Sets up object variables after the DOM is ready.
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*
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* @since 5.1.1
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*/
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function ready() {
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// Initialise the events.
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init();
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// Set up a MutationObserver to check for comments loaded late.
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observeChanges();
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}
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/**
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* Add events to links classed .comment-reply-link.
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*
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* Searches the context for reply links and adds the JavaScript events
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* required to move the comment form. To allow for lazy loading of
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* comments this method is exposed as window.commentReply.init().
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*
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* @since 5.1.0
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*
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* @memberOf addComment
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*
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* @param {HTMLElement} context The parent DOM element to search for links.
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*/
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function init( context ) {
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if ( ! cutsTheMustard ) {
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return;
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}
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t.respondId = respondId;
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postId = postId || false;
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// Get required elements.
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cancelElement = getElementById( config.cancelReplyId );
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commentFormElement = getElementById( config.commentFormId );
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if ( ! t.I( 'wp-temp-form-div' ) ) {
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div = document.createElement( 'div' );
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div.id = 'wp-temp-form-div';
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div.style.display = 'none';
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respond.parentNode.insertBefore( div, respond );
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// No cancel element, no replies.
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if ( ! cancelElement ) {
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return;
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}
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comm.parentNode.insertBefore( respond, comm.nextSibling );
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if ( post && postId ) {
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post.value = postId;
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}
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parent.value = parentId;
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cancel.style.display = '';
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cancelElement.addEventListener( 'touchstart', cancelEvent );
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cancelElement.addEventListener( 'click', cancelEvent );
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/**
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* @summary Puts back the comment, hides the cancel button and removes the onclick event.
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*
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* @returns {boolean} Always returns false.
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var links = replyLinks( context );
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var element;
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for ( var i = 0, l = links.length; i < l; i++ ) {
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element = links[i];
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element.addEventListener( 'touchstart', clickEvent );
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element.addEventListener( 'click', clickEvent );
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}
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}
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/**
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* Return all links classed .comment-reply-link.
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*
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* @since 5.1.0
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*
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* @param {HTMLElement} context The parent DOM element to search for links.
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*
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* @return {HTMLCollection|NodeList|Array}
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*/
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function replyLinks( context ) {
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var selectorClass = config.commentReplyClass;
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var allReplyLinks;
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// childNodes is a handy check to ensure the context is a HTMLElement.
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if ( ! context || ! context.childNodes ) {
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context = document;
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}
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if ( document.getElementsByClassName ) {
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// Fastest.
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allReplyLinks = context.getElementsByClassName( selectorClass );
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}
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else {
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// Fast.
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allReplyLinks = context.querySelectorAll( '.' + selectorClass );
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}
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return allReplyLinks;
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}
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/**
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* Cancel event handler.
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*
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* @since 5.1.0
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*
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* @param {Event} event The calling event.
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*/
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function cancelEvent( event ) {
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var cancelLink = this;
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var temporaryFormId = config.temporaryFormId;
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var temporaryElement = getElementById( temporaryFormId );
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if ( ! temporaryElement || ! respondElement ) {
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// Conditions for cancel link fail.
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return;
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}
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getElementById( config.parentIdFieldId ).value = '0';
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// Move the respond form back in place of the temporary element.
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temporaryElement.parentNode.replaceChild( respondElement ,temporaryElement );
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cancelLink.style.display = 'none';
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event.preventDefault();
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}
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/**
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* Click event handler.
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*
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* @since 5.1.0
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*
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* @param {Event} event The calling event.
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*/
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function clickEvent( event ) {
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var replyLink = this,
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commId = getDataAttribute( replyLink, 'belowelement'),
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parentId = getDataAttribute( replyLink, 'commentid' ),
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respondId = getDataAttribute( replyLink, 'respondelement'),
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postId = getDataAttribute( replyLink, 'postid'),
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follow;
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if ( ! commId || ! parentId || ! respondId || ! postId ) {
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/*
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* Theme or plugin defines own link via custom `wp_list_comments()` callback
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* and calls `moveForm()` either directly or via a custom event hook.
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*/
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return;
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}
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/*
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* Third party comments systems can hook into this function via the global scope,
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* therefore the click event needs to reference the global scope.
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*/
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cancel.onclick = function() {
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var t = addComment,
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temp = t.I( 'wp-temp-form-div' ),
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respond = t.I( t.respondId );
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follow = window.addComment.moveForm(commId, parentId, respondId, postId);
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if ( false === follow ) {
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event.preventDefault();
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}
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}
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if ( ! temp || ! respond ) {
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/**
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* Creates a mutation observer to check for newly inserted comments.
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*
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* @since 5.1.0
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*/
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function observeChanges() {
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if ( ! MutationObserver ) {
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return;
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}
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var observerOptions = {
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childList: true,
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subTree: true
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};
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observer = new MutationObserver( handleChanges );
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observer.observe( document.body, observerOptions );
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}
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/**
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* Handles DOM changes, calling init() if any new nodes are added.
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*
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* @since 5.1.0
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*
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* @param {Array} mutationRecords Array of MutationRecord objects.
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*/
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function handleChanges( mutationRecords ) {
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var i = mutationRecords.length;
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while ( i-- ) {
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// Call init() once if any record in this set adds nodes.
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if ( mutationRecords[ i ].addedNodes.length ) {
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init();
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return;
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}
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}
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}
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t.I( 'comment_parent' ).value = '0';
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temp.parentNode.insertBefore( respond, temp );
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temp.parentNode.removeChild( temp );
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this.style.display = 'none';
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this.onclick = null;
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/**
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* Backward compatible getter of data-* attribute.
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*
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* Uses element.dataset if it exists, otherwise uses getAttribute.
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*
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* @since 5.1.0
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*
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* @param {HTMLElement} Element DOM element with the attribute.
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* @param {String} Attribute the attribute to get.
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*
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* @return {String}
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*/
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function getDataAttribute( element, attribute ) {
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if ( supportsDataset ) {
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return element.dataset[attribute];
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}
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else {
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return element.getAttribute( 'data-' + attribute );
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}
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}
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/**
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* Get element by ID.
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*
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* Local alias for document.getElementById.
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*
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* @since 5.1.0
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*
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* @param {HTMLElement} The requested element.
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*/
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function getElementById( elementId ) {
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return document.getElementById( elementId );
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}
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/**
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* Moves the reply form from its current position to the reply location.
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*
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* @since 2.7.0
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*
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* @memberOf addComment
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*
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* @param {String} addBelowId HTML ID of element the form follows.
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* @param {String} commentId Database ID of comment being replied to.
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* @param {String} respondId HTML ID of 'respond' element.
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* @param {String} postId Database ID of the post.
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*/
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function moveForm( addBelowId, commentId, respondId, postId ) {
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// Get elements based on their IDs.
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var addBelowElement = getElementById( addBelowId );
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respondElement = getElementById( respondId );
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// Get the hidden fields.
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var parentIdField = getElementById( config.parentIdFieldId );
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var postIdField = getElementById( config.postIdFieldId );
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var element, cssHidden, style;
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if ( ! addBelowElement || ! respondElement || ! parentIdField ) {
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// Missing key elements, fail.
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return;
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}
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addPlaceHolder( respondElement );
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// Set the value of the post.
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if ( postId && postIdField ) {
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postIdField.value = postId;
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}
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parentIdField.value = commentId;
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cancelElement.style.display = '';
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addBelowElement.parentNode.insertBefore( respondElement, addBelowElement.nextSibling );
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/*
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* This is for backward compatibility with third party commenting systems
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* hooking into the event using older techniques.
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*/
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cancelElement.onclick = function(){
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return false;
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};
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/*
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* Sets initial focus to the first form focusable element.
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* Uses try/catch just to avoid errors in IE 7- which return visibility
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* 'inherit' when the visibility value is inherited from an ancestor.
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*/
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// Focus on the first field in the comment form.
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try {
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for ( var i = 0; i < commentForm.elements.length; i++ ) {
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element = commentForm.elements[i];
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for ( var i = 0; i < commentFormElement.elements.length; i++ ) {
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element = commentFormElement.elements[i];
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cssHidden = false;
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// Modern browsers.
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// Get elements computed style.
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if ( 'getComputedStyle' in window ) {
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// Modern browsers.
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style = window.getComputedStyle( element );
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// IE 8.
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} else if ( document.documentElement.currentStyle ) {
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// IE 8.
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style = element.currentStyle;
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}
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@ -107,21 +347,45 @@ var addComment = {
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// Stop after the first focusable element.
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break;
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}
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}
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catch(e) {
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} catch( er ) {}
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}
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/*
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* false is returned for backward compatibility with third party commenting systems
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* hooking into this function.
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*/
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return false;
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},
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}
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/**
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* @summary Returns the object corresponding to the given ID.
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* Add placeholder element.
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*
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* Places a place holder element above the #respond element for
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* the form to be returned to if needs be.
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*
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* @since 2.7.0
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*
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* @param {string} id The ID.
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* @returns {Element} The element belonging to the ID.
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* @param {HTMLelement} respondElement the #respond element holding comment form.
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*/
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I: function( id ) {
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return document.getElementById( id );
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function addPlaceHolder( respondElement ) {
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var temporaryFormId = config.temporaryFormId;
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var temporaryElement = getElementById( temporaryFormId );
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if ( temporaryElement ) {
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// The element already exists, no need to recreate.
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return;
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}
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temporaryElement = document.createElement( 'div' );
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temporaryElement.id = temporaryFormId;
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temporaryElement.style.display = 'none';
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respondElement.parentNode.insertBefore( temporaryElement, respondElement );
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}
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};
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return {
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init: init,
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moveForm: moveForm
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};
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})( window );
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