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Fixes in `admin-bar.js`: 

- Silence errors when a node doesn't exist similarly to jQuery.
- Add "feature testing" and fallbacks for old browsers as this may run on the front-end.
- Improve inline docs.

Props dinhtungdu, azaozz.
Merges [46883] to the 5.3 branch.
Fixes #47069.


Built from https://develop.svn.wordpress.org/branches/5.3@46884


git-svn-id: http://core.svn.wordpress.org/branches/5.3@46684 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Ozz 2019-12-11 20:23:05 +00:00
parent e4cf151207
commit 9e38fc8259
3 changed files with 199 additions and 141 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

336
wp-includes/js/admin-bar.js
View File

@ -4,45 +4,54 @@
/**
* Admin bar with Vanilla JS, no external dependencies.
*
* @since 5.3.1
*
* @param {Object} document The document object.
* @param {Object} window The window object.
* @param {Object} navigator The navigator object.
*
* @return {void}
*/
/* global hoverintent */
( function( document, window, navigator ) {
document.addEventListener( 'DOMContentLoaded', function() {
var adminBar = document.getElementById( 'wpadminbar' ),
topMenuItems = adminBar.querySelectorAll( 'li.menupop' ),
allMenuItems = adminBar.querySelectorAll( '.ab-item' ),
adminBarLogout = document.getElementById( 'wp-admin-bar-logout' ),
adminBarSearchForm = document.getElementById( 'adminbarsearch' ),
shortlink = document.getElementById( 'wp-admin-bar-get-shortlink' ),
skipLink = adminBar.querySelector( '.screen-reader-shortcut' ),
mobileEvent = /Mobile\/.+Safari/.test( navigator.userAgent ) ? 'touchstart' : 'click',
topMenuItems,
allMenuItems,
adminBarLogout,
adminBarSearchForm,
shortlink,
skipLink,
mobileEvent,
fontFaceRegex,
adminBarSearchInput,
i;
/**
* Remove nojs class after the DOM is loaded.
*/
adminBar.classList.remove( 'nojs' );
if ( ! adminBar || ! ( 'querySelectorAll' in adminBar ) ) {
return;
}
topMenuItems = adminBar.querySelectorAll( 'li.menupop' );
allMenuItems = adminBar.querySelectorAll( '.ab-item' );
adminBarLogout = document.getElementById( 'wp-admin-bar-logout' );
adminBarSearchForm = document.getElementById( 'adminbarsearch' );
shortlink = document.getElementById( 'wp-admin-bar-get-shortlink' );
skipLink = adminBar.querySelector( '.screen-reader-shortcut' );
mobileEvent = /Mobile\/.+Safari/.test( navigator.userAgent ) ? 'touchstart' : 'click';
fontFaceRegex = /Android (1.0|1.1|1.5|1.6|2.0|2.1)|Nokia|Opera Mini|w(eb)?OSBrowser|webOS|UCWEB|Windows Phone OS 7|XBLWP7|ZuneWP7|MSIE 7/;
// Remove nojs class after the DOM is loaded.
removeClass( adminBar, 'nojs' );
if ( 'ontouchstart' in window ) {
/**
* Remove hover class when the user touches outside the menu items.
*/
// Remove hover class when the user touches outside the menu items.
document.body.addEventListener( mobileEvent, function( e ) {
if ( ! getClosest( e.target, 'li.menupop' ) ) {
removeAllHoverClass( topMenuItems );
}
} );
/**
* Add listener for menu items to toggle hover class by touches.
* Remove the callback later for better performance.
*/
// Add listener for menu items to toggle hover class by touches.
// Remove the callback later for better performance.
adminBar.addEventListener( 'touchstart', function bindMobileEvents() {
for ( var i = 0; i < topMenuItems.length; i++ ) {
topMenuItems[i].addEventListener( 'click', mobileHover.bind( null, topMenuItems ) );
@ -52,32 +61,24 @@
} );
}
/**
* Scroll page to top when clicking on the admin bar.
*/
// Scroll page to top when clicking on the admin bar.
adminBar.addEventListener( 'click', scrollToTop );
for ( i = 0; i < topMenuItems.length; i++ ) {
/**
* Adds or removes the hover class based on the hover intent.
*/
hoverintent(
// Adds or removes the hover class based on the hover intent.
window.hoverintent(
topMenuItems[i],
addHoverClass.bind( null, topMenuItems[i] ),
removeHoverClass.bind( null, topMenuItems[i] )
addClass.bind( null, topMenuItems[i], 'hover' ),
removeClass.bind( null, topMenuItems[i], 'hover' )
).options( {
timeout: 180
} );
/**
* Toggle hover class if the enter key is pressed.
*/
// Toggle hover class if the enter key is pressed.
topMenuItems[i].addEventListener( 'keydown', toggleHoverIfEnter );
}
/**
* Remove hover class if the escape key is pressed.
*/
// Remove hover class if the escape key is pressed.
for ( i = 0; i < allMenuItems.length; i++ ) {
allMenuItems[i].addEventListener( 'keydown', removeHoverIfEscape );
}
@ -85,131 +86,128 @@
if ( adminBarSearchForm ) {
adminBarSearchInput = document.getElementById( 'adminbar-search' );
/**
* Adds the adminbar-focused class on focus.
*/
// Adds the adminbar-focused class on focus.
adminBarSearchInput.addEventListener( 'focus', function() {
adminBarSearchForm.classList.add( 'adminbar-focused' );
addClass( adminBarSearchForm, 'adminbar-focused' );
} );
/**
* Removes the adminbar-focused class on blur.
*/
// Removes the adminbar-focused class on blur.
adminBarSearchInput.addEventListener( 'blur', function() {
adminBarSearchForm.classList.remove( 'adminbar-focused' );
removeClass( adminBarSearchForm, 'adminbar-focused' );
} );
}
/**
* Focus the target of skip link after pressing Enter.
*/
skipLink.addEventListener( 'keydown', focusTargetAfterEnter );
if ( skipLink ) {
// Focus the target of skip link after pressing Enter.
skipLink.addEventListener( 'keydown', focusTargetAfterEnter );
}
if ( shortlink ) {
shortlink.addEventListener( 'click', clickShortlink );
}
/**
* Prevents the toolbar from covering up content when a hash is present
* in the URL.
*/
// Prevents the toolbar from covering up content when a hash is present in the URL.
if ( window.location.hash ) {
window.scrollBy( 0, -32 );
}
/**
* Add no-font-face class to body if needed.
*/
if ( navigator.userAgent && document.body.className.indexOf( 'no-font-face' ) === -1 &&
/Android (1.0|1.1|1.5|1.6|2.0|2.1)|Nokia|Opera Mini|w(eb)?OSBrowser|webOS|UCWEB|Windows Phone OS 7|XBLWP7|ZuneWP7|MSIE 7/.test( navigator.userAgent ) ) {
document.body.className += ' no-font-face';
// Add no-font-face class to body if needed.
if (
navigator.userAgent &&
fontFaceRegex.test( navigator.userAgent ) &&
! hasClass( document.body, 'no-font-face' )
) {
addClass( document.body, 'no-font-face' );
}
/**
* Clear sessionStorage on logging out.
*/
adminBarLogout.addEventListener( 'click', emptySessionStorage );
// Clear sessionStorage on logging out.
if ( adminBarLogout ) {
adminBarLogout.addEventListener( 'click', emptySessionStorage );
}
} );
/**
* Remove hover class for top level menu item when escape is pressed.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {Event} e The keydown event.
* @param {Event} event The keydown event.
*/
function removeHoverIfEscape( e ) {
function removeHoverIfEscape( event ) {
var wrapper;
if ( e.which != 27 ) {
if ( event.which !== 27 ) {
return;
}
wrapper = getClosest( e.target, '.menupop' );
wrapper = getClosest( event.target, '.menupop' );
if ( ! wrapper ) {
return;
}
wrapper.querySelector( '.menupop > .ab-item' ).focus();
removeHoverClass( wrapper );
removeClass( wrapper, 'hover' );
}
/**
* Toggle hover class for top level menu item when enter is pressed.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {Event} e The keydown event.
* @param {Event} event The keydown event.
*/
function toggleHoverIfEnter( e ) {
function toggleHoverIfEnter( event ) {
var wrapper;
if ( e.which != 13 ) {
if ( event.which !== 13 ) {
return;
}
if ( !! getClosest( e.target, '.ab-sub-wrapper' ) ) {
if ( !! getClosest( event.target, '.ab-sub-wrapper' ) ) {
return;
}
wrapper = getClosest( e.target, '.menupop' );
wrapper = getClosest( event.target, '.menupop' );
if ( ! wrapper ) {
return;
}
e.preventDefault();
if ( hasHoverClass( wrapper ) ) {
removeHoverClass( wrapper );
event.preventDefault();
if ( hasClass( wrapper, 'hover' ) ) {
removeClass( wrapper, 'hover' );
} else {
addHoverClass( wrapper );
addClass( wrapper, 'hover' );
}
}
/**
* Focus the target of skip link after pressing Enter.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {Event} e The keydown event.
* @param {Event} event The keydown event.
*/
function focusTargetAfterEnter( e ) {
function focusTargetAfterEnter( event ) {
var id, userAgent;
if ( 13 !== e.which ) {
if ( event.which !== 13 ) {
return;
}
id = e.target.getAttribute( 'href' );
id = event.target.getAttribute( 'href' );
userAgent = navigator.userAgent.toLowerCase();
if ( userAgent.indexOf( 'applewebkit' ) != -1 && id && id.charAt( 0 ) == '#' ) {
if ( userAgent.indexOf( 'applewebkit' ) > -1 && id && id.charAt( 0 ) === '#' ) {
setTimeout( function() {
var target = document.getElementById( id.replace( '#', '' ) );
target.setAttribute( 'tabIndex', '0' );
target.focus();
if ( target ) {
target.setAttribute( 'tabIndex', '0' );
target.focus();
}
}, 100 );
}
}
@ -217,31 +215,31 @@
/**
* Toogle hover class for mobile devices.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {NodeList} topMenuItems All menu items.
* @param {Event} e The click event.
* @param {Event} event The click event.
*/
function mobileHover( topMenuItems, e ) {
function mobileHover( topMenuItems, event ) {
var wrapper;
if ( !! getClosest( e.target, '.ab-sub-wrapper' ) ) {
if ( !! getClosest( event.target, '.ab-sub-wrapper' ) ) {
return;
}
e.preventDefault();
event.preventDefault();
wrapper = getClosest( e.target, '.menupop' );
wrapper = getClosest( event.target, '.menupop' );
if ( ! wrapper ) {
return;
}
if ( hasHoverClass( wrapper ) ) {
removeHoverClass( wrapper );
if ( hasClass( wrapper, 'hover' ) ) {
removeClass( wrapper, 'hover' );
} else {
removeAllHoverClass( topMenuItems );
addHoverClass( wrapper );
addClass( wrapper, 'hover' );
}
}
@ -249,27 +247,36 @@
* Handles the click on the Shortlink link in the adminbar.
*
* @since 3.1.0
* @since 5.3.0 Use querySelector to clean up the function.
*
* @param {Event} e The click event.
* @since 5.3.1 Use querySelector to clean up the function.
*
* @param {Event} event The click event.
* @return {boolean} Returns false to prevent default click behavior.
*/
function clickShortlink( e ) {
var wrapper = e.target.parentNode,
function clickShortlink( event ) {
var wrapper = event.target.parentNode,
input;
if ( wrapper ) {
input = wrapper.querySelector( '.shortlink-input' );
// IE doesn't support preventDefault, and does support returnValue
if ( e.preventDefault ) {
e.preventDefault();
}
e.returnValue = false;
wrapper.classList.add( 'selected' );
if ( ! input ) {
return;
}
// (Old) IE doesn't support preventDefault, and does support returnValue
if ( event.preventDefault ) {
event.preventDefault();
}
event.returnValue = false;
addClass( wrapper, 'selected' );
input.focus();
input.select();
input.onblur = function() {
wrapper.classList.remove( 'selected' );
removeClass( wrapper, 'selected' );
};
return false;
@ -278,64 +285,111 @@
/**
* Clear sessionStorage on logging out.
*
* @since 5.3.0
* @since 5.3.1
*/
function emptySessionStorage() {
if ( 'sessionStorage' in window ) {
try {
for ( var key in sessionStorage ) {
if ( key.indexOf( 'wp-autosave-' ) != -1 ) {
if ( key.indexOf( 'wp-autosave-' ) > -1 ) {
sessionStorage.removeItem( key );
}
}
} catch ( e ) {}
} catch ( er ) {}
}
}
/**
* Check if menu item has hover class.
* Check if element has class.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {HTMLElement} item Menu item Element.
* @param {HTMLElement} element The HTML element.
* @param {String} className The class name.
* @return {bool} Whether the element has the className.
*/
function hasHoverClass( item ) {
return item.classList.contains( 'hover' );
function hasClass( element, className ) {
var classNames;
if ( ! element ) {
return false;
}
if ( element.classList && element.classList.contains ) {
return element.classList.contains( className );
} else if ( element.className ) {
classNames = element.className.split( ' ' );
return classNames.indexOf( className ) > -1;
}
return false;
}
/**
* Add hover class for menu item.
* Add class to an element.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {HTMLElement} item Menu item Element.
* @param {HTMLElement} element The HTML element.
* @param {String} className The class name.
*/
function addHoverClass( item ) {
item.classList.add( 'hover' );
function addClass( element, className ) {
if ( ! element ) {
return;
}
if ( element.classList && element.classList.add ) {
element.classList.add( className );
} else if ( ! hasClass( element, className ) ) {
if ( element.className ) {
element.className += ' ';
}
element.className += className;
}
}
/**
* Remove hover class for menu item.
* Remove class from an element.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {HTMLElement} item Menu item Element.
* @param {HTMLElement} element The HTML element.
* @param {String} className The class name.
*/
function removeHoverClass( item ) {
item.classList.remove( 'hover' );
function removeClass( element, className ) {
var testName,
classes;
if ( ! element || ! hasClass( element, className ) ) {
return;
}
if ( element.classList && element.classList.remove ) {
element.classList.remove( className );
} else {
testName = ' ' + className + ' ';
classes = ' ' + element.className + ' ';
while ( classes.indexOf( testName ) > -1 ) {
classes = classes.replace( testName, '' );
}
element.className = classes.replace( /^[\s]+|[\s]+$/g, '' );
}
}
/**
* Remove hover class for all menu items.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {NodeList} topMenuItems All menu items.
*/
function removeAllHoverClass( topMenuItems ) {
for ( var i = 0; i < topMenuItems.length; i++ ) {
if ( hasHoverClass( topMenuItems[i] ) ) {
removeHoverClass( topMenuItems[i] );
if ( topMenuItems && topMenuItems.length ) {
for ( var i = 0; i < topMenuItems.length; i++ ) {
removeClass( topMenuItems[i], 'hover' );
}
}
}
@ -345,7 +399,7 @@
*
* @since 3.4.0
*
* @param {Event} e The Click event.
* @param {Event} event The Click event.
*
* @return {void}
*/
@ -353,9 +407,8 @@
// Only scroll when clicking on the wpadminbar, not on menus or submenus.
if (
event.target &&
event.target.id &&
event.target.id != 'wpadminbar' &&
event.target.id != 'wp-admin-bar-top-secondary'
event.target.id !== 'wpadminbar' &&
event.target.id !== 'wp-admin-bar-top-secondary'
) {
return;
}
@ -374,23 +427,26 @@
/**
* Get closest Element.
*
* @since 5.3.0
* @since 5.3.1
*
* @param {HTMLElement} el Element to get parent.
* @param {string} selector CSS selector to match.
*/
function getClosest( el, selector ) {
if ( ! Element.prototype.matches ) {
Element.prototype.matches =
Element.prototype.matchesSelector ||
Element.prototype.mozMatchesSelector ||
Element.prototype.msMatchesSelector ||
Element.prototype.oMatchesSelector ||
Element.prototype.webkitMatchesSelector ||
if ( ! window.Element.prototype.matches ) {
// Polyfill from https://developer.mozilla.org/en-US/docs/Web/API/Element/matches.
window.Element.prototype.matches =
window.Element.prototype.matchesSelector ||
window.Element.prototype.mozMatchesSelector ||
window.Element.prototype.msMatchesSelector ||
window.Element.prototype.oMatchesSelector ||
window.Element.prototype.webkitMatchesSelector ||
function( s ) {
var matches = ( this.document || this.ownerDocument ).querySelectorAll( s ),
i = matches.length;
while ( --i >= 0 && matches.item( i ) !== this ) { }
return i > -1;
};
}
@ -401,6 +457,8 @@
return el;
}
}
return null;
}
} )( document, window, navigator );

2
wp-includes/js/admin-bar.min.js vendored
View File

@ -1 +1 @@
!function(u,d,m){function f(e){var t;27==e.which&&(t=S(e.target,".menupop"))&&(t.querySelector(".menupop > .ab-item").focus(),E(t))}function p(e){var t;13==e.which&&(S(e.target,".ab-sub-wrapper")||(t=S(e.target,".menupop"))&&(e.preventDefault(),r(t)?E(t):y(t)))}function h(e){var t;13===e.which&&(t=e.target.getAttribute("href"),-1!=m.userAgent.toLowerCase().indexOf("applewebkit")&&t&&"#"==t.charAt(0)&&setTimeout(function(){var e=u.getElementById(t.replace("#",""));e.setAttribute("tabIndex","0"),e.focus()},100))}function v(e,t){var n;S(t.target,".ab-sub-wrapper")||(t.preventDefault(),(n=S(t.target,".menupop"))&&(r(n)?E(n):(w(e),y(n))))}function g(e){var t=e.target.parentNode,n=t.querySelector(".shortlink-input");return e.preventDefault&&e.preventDefault(),e.returnValue=!1,t.classList.add("selected"),n.focus(),n.select(),!(n.onblur=function(){t.classList.remove("selected")})}function b(){if("sessionStorage"in d)try{for(var e in sessionStorage)-1!=e.indexOf("wp-autosave-")&&sessionStorage.removeItem(e)}catch(e){}}function r(e){return e.classList.contains("hover")}function y(e){e.classList.add("hover")}function E(e){e.classList.remove("hover")}function w(e){for(var t=0;t<e.length;t++)r(e[t])&&E(e[t])}function L(e){if(!e.target||!e.target.id||"wpadminbar"==e.target.id||"wp-admin-bar-top-secondary"==e.target.id)try{d.scrollTo({top:-32,left:0,behavior:"smooth"})}catch(e){d.scrollTo(0,-32)}}function S(e,t){for(Element.prototype.matches||(Element.prototype.matches=Element.prototype.matchesSelector||Element.prototype.mozMatchesSelector||Element.prototype.msMatchesSelector||Element.prototype.oMatchesSelector||Element.prototype.webkitMatchesSelector||function(e){for(var t=(this.document||this.ownerDocument).querySelectorAll(e),n=t.length;0<=--n&&t.item(n)!==this;);return-1<n});e&&e!==u;e=e.parentNode)if(e.matches(t))return e;return null}u.addEventListener("DOMContentLoaded",function(){var e,t,n=u.getElementById("wpadminbar"),r=n.querySelectorAll("li.menupop"),o=n.querySelectorAll(".ab-item"),a=u.getElementById("wp-admin-bar-logout"),i=u.getElementById("adminbarsearch"),s=u.getElementById("wp-admin-bar-get-shortlink"),c=n.querySelector(".screen-reader-shortcut"),l=/Mobile\/.+Safari/.test(m.userAgent)?"touchstart":"click";n.classList.remove("nojs"),"ontouchstart"in d&&(u.body.addEventListener(l,function(e){S(e.target,"li.menupop")||w(r)}),n.addEventListener("touchstart",function e(){for(var t=0;t<r.length;t++)r[t].addEventListener("click",v.bind(null,r));n.removeEventListener("touchstart",e)})),n.addEventListener("click",L);for(t=0;t<r.length;t++)hoverintent(r[t],y.bind(null,r[t]),E.bind(null,r[t])).options({timeout:180}),r[t].addEventListener("keydown",p);for(t=0;t<o.length;t++)o[t].addEventListener("keydown",f);i&&((e=u.getElementById("adminbar-search")).addEventListener("focus",function(){i.classList.add("adminbar-focused")}),e.addEventListener("blur",function(){i.classList.remove("adminbar-focused")})),c.addEventListener("keydown",h),s&&s.addEventListener("click",g),d.location.hash&&d.scrollBy(0,-32),m.userAgent&&-1===u.body.className.indexOf("no-font-face")&&/Android (1.0|1.1|1.5|1.6|2.0|2.1)|Nokia|Opera Mini|w(eb)?OSBrowser|webOS|UCWEB|Windows Phone OS 7|XBLWP7|ZuneWP7|MSIE 7/.test(m.userAgent)&&(u.body.className+=" no-font-face"),a.addEventListener("click",b)})}(document,window,navigator);
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2
wp-includes/version.php
View File

@ -13,7 +13,7 @@
*
* @global string $wp_version
*/
$wp_version = '5.3.1-RC1-46877';
$wp_version = '5.3.1-RC1-46884';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.