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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 07:56:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 07:56:49 +0000 |
commit | a415c29efee45520ae252d2aa28f1083a521cd7b (patch) | |
tree | f4ade4b6668ecc0765de7e1424f7c1427ad433ff /wp-includes/js/admin-bar.js | |
parent | Initial commit. (diff) | |
download | wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.tar.xz wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.zip |
Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'wp-includes/js/admin-bar.js')
-rw-r--r-- | wp-includes/js/admin-bar.js | 453 |
1 files changed, 453 insertions, 0 deletions
diff --git a/wp-includes/js/admin-bar.js b/wp-includes/js/admin-bar.js new file mode 100644 index 0000000..8cb94ea --- /dev/null +++ b/wp-includes/js/admin-bar.js @@ -0,0 +1,453 @@ +/** + * @output wp-includes/js/admin-bar.js + */ +/** + * 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} + */ +( function( document, window, navigator ) { + document.addEventListener( 'DOMContentLoaded', function() { + var adminBar = document.getElementById( 'wpadminbar' ), + topMenuItems, + allMenuItems, + adminBarLogout, + adminBarSearchForm, + shortlink, + skipLink, + mobileEvent, + adminBarSearchInput, + i; + + 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'; + + // 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. + 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. + adminBar.addEventListener( 'touchstart', function bindMobileEvents() { + for ( var i = 0; i < topMenuItems.length; i++ ) { + topMenuItems[i].addEventListener( 'click', mobileHover.bind( null, topMenuItems ) ); + } + + adminBar.removeEventListener( 'touchstart', bindMobileEvents ); + } ); + } + + // 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. + window.hoverintent( + 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. + topMenuItems[i].addEventListener( 'keydown', toggleHoverIfEnter ); + } + + // Remove hover class if the escape key is pressed. + for ( i = 0; i < allMenuItems.length; i++ ) { + allMenuItems[i].addEventListener( 'keydown', removeHoverIfEscape ); + } + + if ( adminBarSearchForm ) { + adminBarSearchInput = document.getElementById( 'adminbar-search' ); + + // Adds the adminbar-focused class on focus. + adminBarSearchInput.addEventListener( 'focus', function() { + addClass( adminBarSearchForm, 'adminbar-focused' ); + } ); + + // Removes the adminbar-focused class on blur. + adminBarSearchInput.addEventListener( 'blur', function() { + removeClass( adminBarSearchForm, 'adminbar-focused' ); + } ); + } + + 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. + if ( window.location.hash ) { + window.scrollBy( 0, -32 ); + } + + // Clear sessionStorage on logging out. + if ( adminBarLogout ) { + adminBarLogout.addEventListener( 'click', emptySessionStorage ); + } + } ); + + /** + * Remove hover class for top level menu item when escape is pressed. + * + * @since 5.3.1 + * + * @param {Event} event The keydown event. + */ + function removeHoverIfEscape( event ) { + var wrapper; + + if ( event.which !== 27 ) { + return; + } + + wrapper = getClosest( event.target, '.menupop' ); + + if ( ! wrapper ) { + return; + } + + wrapper.querySelector( '.menupop > .ab-item' ).focus(); + removeClass( wrapper, 'hover' ); + } + + /** + * Toggle hover class for top level menu item when enter is pressed. + * + * @since 5.3.1 + * + * @param {Event} event The keydown event. + */ + function toggleHoverIfEnter( event ) { + var wrapper; + + if ( event.which !== 13 ) { + return; + } + + if ( !! getClosest( event.target, '.ab-sub-wrapper' ) ) { + return; + } + + wrapper = getClosest( event.target, '.menupop' ); + + if ( ! wrapper ) { + return; + } + + event.preventDefault(); + + if ( hasClass( wrapper, 'hover' ) ) { + removeClass( wrapper, 'hover' ); + } else { + addClass( wrapper, 'hover' ); + } + } + + /** + * Focus the target of skip link after pressing Enter. + * + * @since 5.3.1 + * + * @param {Event} event The keydown event. + */ + function focusTargetAfterEnter( event ) { + var id, userAgent; + + if ( event.which !== 13 ) { + return; + } + + id = event.target.getAttribute( 'href' ); + userAgent = navigator.userAgent.toLowerCase(); + + if ( userAgent.indexOf( 'applewebkit' ) > -1 && id && id.charAt( 0 ) === '#' ) { + setTimeout( function() { + var target = document.getElementById( id.replace( '#', '' ) ); + + if ( target ) { + target.setAttribute( 'tabIndex', '0' ); + target.focus(); + } + }, 100 ); + } + } + + /** + * Toogle hover class for mobile devices. + * + * @since 5.3.1 + * + * @param {NodeList} topMenuItems All menu items. + * @param {Event} event The click event. + */ + function mobileHover( topMenuItems, event ) { + var wrapper; + + if ( !! getClosest( event.target, '.ab-sub-wrapper' ) ) { + return; + } + + event.preventDefault(); + + wrapper = getClosest( event.target, '.menupop' ); + + if ( ! wrapper ) { + return; + } + + if ( hasClass( wrapper, 'hover' ) ) { + removeClass( wrapper, 'hover' ); + } else { + removeAllHoverClass( topMenuItems ); + addClass( wrapper, 'hover' ); + } + } + + /** + * Handles the click on the Shortlink link in the adminbar. + * + * @since 3.1.0 + * @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( event ) { + var wrapper = event.target.parentNode, + input; + + if ( wrapper ) { + input = wrapper.querySelector( '.shortlink-input' ); + } + + 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() { + removeClass( wrapper, 'selected' ); + }; + + return false; + } + + /** + * Clear sessionStorage on logging out. + * + * @since 5.3.1 + */ + function emptySessionStorage() { + if ( 'sessionStorage' in window ) { + try { + for ( var key in sessionStorage ) { + if ( key.indexOf( 'wp-autosave-' ) > -1 ) { + sessionStorage.removeItem( key ); + } + } + } catch ( er ) {} + } + } + + /** + * Check if element has class. + * + * @since 5.3.1 + * + * @param {HTMLElement} element The HTML element. + * @param {string} className The class name. + * @return {boolean} Whether the element has the className. + */ + 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 class to an element. + * + * @since 5.3.1 + * + * @param {HTMLElement} element The HTML element. + * @param {string} className The class name. + */ + 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 class from an element. + * + * @since 5.3.1 + * + * @param {HTMLElement} element The HTML element. + * @param {string} className The class name. + */ + 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 5.3.1 + * + * @param {NodeList} topMenuItems All menu items. + */ + function removeAllHoverClass( topMenuItems ) { + if ( topMenuItems && topMenuItems.length ) { + for ( var i = 0; i < topMenuItems.length; i++ ) { + removeClass( topMenuItems[i], 'hover' ); + } + } + } + + /** + * Scrolls to the top of the page. + * + * @since 3.4.0 + * + * @param {Event} event The Click event. + * + * @return {void} + */ + function scrollToTop( event ) { + // Only scroll when clicking on the wpadminbar, not on menus or submenus. + if ( + event.target && + event.target.id !== 'wpadminbar' && + event.target.id !== 'wp-admin-bar-top-secondary' + ) { + return; + } + + try { + window.scrollTo( { + top: -32, + left: 0, + behavior: 'smooth' + } ); + } catch ( er ) { + window.scrollTo( 0, -32 ); + } + } + + /** + * Get closest Element. + * + * @since 5.3.1 + * + * @param {HTMLElement} el Element to get parent. + * @param {string} selector CSS selector to match. + */ + function getClosest( el, selector ) { + 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; + }; + } + + // Get the closest matching elent. + for ( ; el && el !== document; el = el.parentNode ) { + if ( el.matches( selector ) ) { + return el; + } + } + + return null; + } + +} )( document, window, navigator ); |