Current File : /home/bdmcricketindia.in/public_html/wp-admin/js/updates.js
/**
 * Functions for ajaxified updates, deletions and installs inside the WordPress admin.
 *
 * @version 4.2.0
 * @output wp-admin/js/updates.js
 */

/* global pagenow, _wpThemeSettings */

/**
 * @param {jQuery}  $                                        jQuery object.
 * @param {object}  wp                                       WP object.
 * @param {object}  settings                                 WP Updates settings.
 * @param {string}  settings.ajax_nonce                      Ajax nonce.
 * @param {object=} settings.plugins                         Base names of plugins in their different states.
 * @param {Array}   settings.plugins.all                     Base names of all plugins.
 * @param {Array}   settings.plugins.active                  Base names of active plugins.
 * @param {Array}   settings.plugins.inactive                Base names of inactive plugins.
 * @param {Array}   settings.plugins.upgrade                 Base names of plugins with updates available.
 * @param {Array}   settings.plugins.recently_activated      Base names of recently activated plugins.
 * @param {Array}   settings.plugins['auto-update-enabled']  Base names of plugins set to auto-update.
 * @param {Array}   settings.plugins['auto-update-disabled'] Base names of plugins set to not auto-update.
 * @param {object=} settings.themes                          Slugs of themes in their different states.
 * @param {Array}   settings.themes.all                      Slugs of all themes.
 * @param {Array}   settings.themes.upgrade                  Slugs of themes with updates available.
 * @param {Arrat}   settings.themes.disabled                 Slugs of disabled themes.
 * @param {Array}   settings.themes['auto-update-enabled']   Slugs of themes set to auto-update.
 * @param {Array}   settings.themes['auto-update-disabled']  Slugs of themes set to not auto-update.
 * @param {object=} settings.totals                          Combined information for available update counts.
 * @param {number}  settings.totals.count                    Holds the amount of available updates.
 */
(function( $, wp, settings ) {
	var $document = $( document ),
		__ = wp.i18n.__,
		_x = wp.i18n._x,
		_n = wp.i18n._n,
		_nx = wp.i18n._nx,
		sprintf = wp.i18n.sprintf;

	wp = wp || {};

	/**
	 * The WP Updates object.
	 *
	 * @since 4.2.0
	 *
	 * @namespace wp.updates
	 */
	wp.updates = {};

	/**
	 * Removed in 5.5.0, needed for back-compatibility.
	 *
	 * @since 4.2.0
	 * @deprecated 5.5.0
	 *
	 * @type {object}
	 */
	wp.updates.l10n = {
		searchResults: '',
		searchResultsLabel: '',
		noPlugins: '',
		noItemsSelected: '',
		updating: '',
		pluginUpdated: '',
		themeUpdated: '',
		update: '',
		updateNow: '',
		pluginUpdateNowLabel: '',
		updateFailedShort: '',
		updateFailed: '',
		pluginUpdatingLabel: '',
		pluginUpdatedLabel: '',
		pluginUpdateFailedLabel: '',
		updatingMsg: '',
		updatedMsg: '',
		updateCancel: '',
		beforeunload: '',
		installNow: '',
		pluginInstallNowLabel: '',
		installing: '',
		pluginInstalled: '',
		themeInstalled: '',
		installFailedShort: '',
		installFailed: '',
		pluginInstallingLabel: '',
		themeInstallingLabel: '',
		pluginInstalledLabel: '',
		themeInstalledLabel: '',
		pluginInstallFailedLabel: '',
		themeInstallFailedLabel: '',
		installingMsg: '',
		installedMsg: '',
		importerInstalledMsg: '',
		aysDelete: '',
		aysDeleteUninstall: '',
		aysBulkDelete: '',
		aysBulkDeleteThemes: '',
		deleting: '',
		deleteFailed: '',
		pluginDeleted: '',
		themeDeleted: '',
		livePreview: '',
		activatePlugin: '',
		activateTheme: '',
		activatePluginLabel: '',
		activateThemeLabel: '',
		activateImporter: '',
		activateImporterLabel: '',
		unknownError: '',
		connectionError: '',
		nonceError: '',
		pluginsFound: '',
		noPluginsFound: '',
		autoUpdatesEnable: '',
		autoUpdatesEnabling: '',
		autoUpdatesEnabled: '',
		autoUpdatesDisable: '',
		autoUpdatesDisabling: '',
		autoUpdatesDisabled: '',
		autoUpdatesError: ''
	};

	wp.updates.l10n = window.wp.deprecateL10nObject( 'wp.updates.l10n', wp.updates.l10n, '5.5.0' );

	/**
	 * User nonce for ajax calls.
	 *
	 * @since 4.2.0
	 *
	 * @type {string}
	 */
	wp.updates.ajaxNonce = settings.ajax_nonce;

	/**
	 * Current search term.
	 *
	 * @since 4.6.0
	 *
	 * @type {string}
	 */
	wp.updates.searchTerm = '';

	/**
	 * Minimum number of characters before an ajax search is fired.
	 *
	 * @since 6.7.0
	 *
	 * @type {number}
	 */
	wp.updates.searchMinCharacters = 2;

	/**
	 * Whether filesystem credentials need to be requested from the user.
	 *
	 * @since 4.2.0
	 *
	 * @type {bool}
	 */
	wp.updates.shouldRequestFilesystemCredentials = false;

	/**
	 * Filesystem credentials to be packaged along with the request.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 Added `available` property to indicate whether credentials have been provided.
	 *
	 * @type {Object}
	 * @property {Object} filesystemCredentials.ftp                Holds FTP credentials.
	 * @property {string} filesystemCredentials.ftp.host           FTP host. Default empty string.
	 * @property {string} filesystemCredentials.ftp.username       FTP user name. Default empty string.
	 * @property {string} filesystemCredentials.ftp.password       FTP password. Default empty string.
	 * @property {string} filesystemCredentials.ftp.connectionType Type of FTP connection. 'ssh', 'ftp', or 'ftps'.
	 *                                                             Default empty string.
	 * @property {Object} filesystemCredentials.ssh                Holds SSH credentials.
	 * @property {string} filesystemCredentials.ssh.publicKey      The public key. Default empty string.
	 * @property {string} filesystemCredentials.ssh.privateKey     The private key. Default empty string.
	 * @property {string} filesystemCredentials.fsNonce            Filesystem credentials form nonce.
	 * @property {bool}   filesystemCredentials.available          Whether filesystem credentials have been provided.
	 *                                                             Default 'false'.
	 */
	wp.updates.filesystemCredentials = {
		ftp:       {
			host:           '',
			username:       '',
			password:       '',
			connectionType: ''
		},
		ssh:       {
			publicKey:  '',
			privateKey: ''
		},
		fsNonce: '',
		available: false
	};

	/**
	 * Whether we're waiting for an Ajax request to complete.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 More accurately named `ajaxLocked`.
	 *
	 * @type {bool}
	 */
	wp.updates.ajaxLocked = false;

	/**
	 * Admin notice template.
	 *
	 * @since 4.6.0
	 *
	 * @type {function}
	 */
	wp.updates.adminNotice = wp.template( 'wp-updates-admin-notice' );

	/**
	 * Update queue.
	 *
	 * If the user tries to update a plugin while an update is
	 * already happening, it can be placed in this queue to perform later.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 More accurately named `queue`.
	 *
	 * @type {Array.object}
	 */
	wp.updates.queue = [];

	/**
	 * Holds a jQuery reference to return focus to when exiting the request credentials modal.
	 *
	 * @since 4.2.0
	 *
	 * @type {jQuery}
	 */
	wp.updates.$elToReturnFocusToFromCredentialsModal = undefined;

	/**
	 * Adds or updates an admin notice.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}  data
	 * @param {*=}      data.selector      Optional. Selector of an element to be replaced with the admin notice.
	 * @param {string=} data.id            Optional. Unique id that will be used as the notice's id attribute.
	 * @param {string=} data.className     Optional. Class names that will be used in the admin notice.
	 * @param {string=} data.message       Optional. The message displayed in the notice.
	 * @param {number=} data.successes     Optional. The amount of successful operations.
	 * @param {number=} data.errors        Optional. The amount of failed operations.
	 * @param {Array=}  data.errorMessages Optional. Error messages of failed operations.
	 *
	 */
	wp.updates.addAdminNotice = function( data ) {
		var $notice = $( data.selector ),
			$headerEnd = $( '.wp-header-end' ),
			$adminNotice;

		delete data.selector;
		$adminNotice = wp.updates.adminNotice( data );

		// Check if this admin notice already exists.
		if ( ! $notice.length ) {
			$notice = $( '#' + data.id );
		}

		if ( $notice.length ) {
			$notice.replaceWith( $adminNotice );
		} else if ( $headerEnd.length ) {
			$headerEnd.after( $adminNotice );
		} else {
			if ( 'customize' === pagenow ) {
				$( '.customize-themes-notifications' ).append( $adminNotice );
			} else {
				$( '.wrap' ).find( '> h1' ).after( $adminNotice );
			}
		}

		$document.trigger( 'wp-updates-notice-added' );
	};

	/**
	 * Handles Ajax requests to WordPress.
	 *
	 * @since 4.6.0
	 *
	 * @param {string} action The type of Ajax request ('update-plugin', 'install-theme', etc).
	 * @param {Object} data   Data that needs to be passed to the ajax callback.
	 * @return {$.promise}    A jQuery promise that represents the request,
	 *                        decorated with an abort() method.
	 */
	wp.updates.ajax = function( action, data ) {
		var options = {};

		if ( wp.updates.ajaxLocked ) {
			wp.updates.queue.push( {
				action: action,
				data:   data
			} );

			// Return a Deferred object so callbacks can always be registered.
			return $.Deferred();
		}

		wp.updates.ajaxLocked = true;

		if ( data.success ) {
			options.success = data.success;
			delete data.success;
		}

		if ( data.error ) {
			options.error = data.error;
			delete data.error;
		}

		options.data = _.extend( data, {
			action:          action,
			_ajax_nonce:     wp.updates.ajaxNonce,
			_fs_nonce:       wp.updates.filesystemCredentials.fsNonce,
			username:        wp.updates.filesystemCredentials.ftp.username,
			password:        wp.updates.filesystemCredentials.ftp.password,
			hostname:        wp.updates.filesystemCredentials.ftp.hostname,
			connection_type: wp.updates.filesystemCredentials.ftp.connectionType,
			public_key:      wp.updates.filesystemCredentials.ssh.publicKey,
			private_key:     wp.updates.filesystemCredentials.ssh.privateKey
		} );

		return wp.ajax.send( options ).always( wp.updates.ajaxAlways );
	};

	/**
	 * Actions performed after every Ajax request.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}  response
	 * @param {Array=}  response.debug     Optional. Debug information.
	 * @param {string=} response.errorCode Optional. Error code for an error that occurred.
	 */
	wp.updates.ajaxAlways = function( response ) {
		if ( ! response.errorCode || 'unable_to_connect_to_filesystem' !== response.errorCode ) {
			wp.updates.ajaxLocked = false;
			wp.updates.queueChecker();
		}

		if ( 'undefined' !== typeof response.debug && window.console && window.console.log ) {
			_.map( response.debug, function( message ) {
				// Remove all HTML tags and write a message to the console.
				window.console.log( wp.sanitize.stripTagsAndEncodeText( message ) );
			} );
		}
	};

	/**
	 * Refreshes update counts everywhere on the screen.
	 *
	 * @since 4.7.0
	 */
	wp.updates.refreshCount = function() {
		var $adminBarUpdates              = $( '#wp-admin-bar-updates' ),
			$dashboardNavMenuUpdateCount  = $( 'a[href="update-core.php"] .update-plugins' ),
			$pluginsNavMenuUpdateCount    = $( 'a[href="plugins.php"] .update-plugins' ),
			$appearanceNavMenuUpdateCount = $( 'a[href="themes.php"] .update-plugins' ),
			itemCount;

		$adminBarUpdates.find( '.ab-label' ).text( settings.totals.counts.total );
		$adminBarUpdates.find( '.updates-available-text' ).text(
			sprintf(
				/* translators: %s: Total number of updates available. */
				_n( '%s update available', '%s updates available', settings.totals.counts.total ),
				settings.totals.counts.total
			)
		);

		// Remove the update count from the toolbar if it's zero.
		if ( 0 === settings.totals.counts.total ) {
			$adminBarUpdates.find( '.ab-label' ).parents( 'li' ).remove();
		}

		// Update the "Updates" menu item.
		$dashboardNavMenuUpdateCount.each( function( index, element ) {
			element.className = element.className.replace( /count-\d+/, 'count-' + settings.totals.counts.total );
		} );
		if ( settings.totals.counts.total > 0 ) {
			$dashboardNavMenuUpdateCount.find( '.update-count' ).text( settings.totals.counts.total );
		} else {
			$dashboardNavMenuUpdateCount.remove();
		}

		// Update the "Plugins" menu item.
		$pluginsNavMenuUpdateCount.each( function( index, element ) {
			element.className = element.className.replace( /count-\d+/, 'count-' + settings.totals.counts.plugins );
		} );
		if ( settings.totals.counts.total > 0 ) {
			$pluginsNavMenuUpdateCount.find( '.plugin-count' ).text( settings.totals.counts.plugins );
		} else {
			$pluginsNavMenuUpdateCount.remove();
		}

		// Update the "Appearance" menu item.
		$appearanceNavMenuUpdateCount.each( function( index, element ) {
			element.className = element.className.replace( /count-\d+/, 'count-' + settings.totals.counts.themes );
		} );
		if ( settings.totals.counts.total > 0 ) {
			$appearanceNavMenuUpdateCount.find( '.theme-count' ).text( settings.totals.counts.themes );
		} else {
			$appearanceNavMenuUpdateCount.remove();
		}

		// Update list table filter navigation.
		if ( 'plugins' === pagenow || 'plugins-network' === pagenow ) {
			itemCount = settings.totals.counts.plugins;
		} else if ( 'themes' === pagenow || 'themes-network' === pagenow ) {
			itemCount = settings.totals.counts.themes;
		}

		if ( itemCount > 0 ) {
			$( '.subsubsub .upgrade .count' ).text( '(' + itemCount + ')' );
		} else {
			$( '.subsubsub .upgrade' ).remove();
			$( '.subsubsub li:last' ).html( function() { return $( this ).children(); } );
		}
	};

	/**
	 * Sends a message from a modal to the main screen to update buttons in plugin cards.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object}  data               An object of data to use for the button.
	 * @param {string}  data.slug          The plugin's slug.
	 * @param {string}  data.text          The text to use for the button.
	 * @param {string}  data.ariaLabel     The value for the button's aria-label attribute. An empty string removes the attribute.
	 * @param {string=} data.status        Optional. An identifier for the status.
	 * @param {string=} data.removeClasses Optional. A space-separated list of classes to remove from the button.
	 * @param {string=} data.addClasses    Optional. A space-separated list of classes to add to the button.
	 * @param {string=} data.href          Optional. The button's URL.
	 * @param {string=} data.pluginName    Optional. The plugin's name.
	 * @param {string=} data.plugin        Optional. The plugin file, relative to the plugins directory.
	 */
	wp.updates.setCardButtonStatus = function( data ) {
		var target = window.parent === window ? null : window.parent;

		$.support.postMessage = !! window.postMessage;
		if ( false !== $.support.postMessage && null !== target && -1 === window.parent.location.pathname.indexOf( 'index.php' ) ) {
			target.postMessage( JSON.stringify( data ), window.location.origin );
		}
	};

	/**
	 * Decrements the update counts throughout the various menus.
	 *
	 * This includes the toolbar, the "Updates" menu item and the menu items
	 * for plugins and themes.
	 *
	 * @since 3.9.0
	 *
	 * @param {string} type The type of item that was updated or deleted.
	 *                      Can be 'plugin', 'theme'.
	 */
	wp.updates.decrementCount = function( type ) {
		settings.totals.counts.total = Math.max( --settings.totals.counts.total, 0 );

		if ( 'plugin' === type ) {
			settings.totals.counts.plugins = Math.max( --settings.totals.counts.plugins, 0 );
		} else if ( 'theme' === type ) {
			settings.totals.counts.themes = Math.max( --settings.totals.counts.themes, 0 );
		}

		wp.updates.refreshCount( type );
	};

	/**
	 * Sends an Ajax request to the server to update a plugin.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 More accurately named `updatePlugin`.
	 *
	 * @param {Object}               args         Arguments.
	 * @param {string}               args.plugin  Plugin basename.
	 * @param {string}               args.slug    Plugin slug.
	 * @param {updatePluginSuccess=} args.success Optional. Success callback. Default: wp.updates.updatePluginSuccess
	 * @param {updatePluginError=}   args.error   Optional. Error callback. Default: wp.updates.updatePluginError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.updatePlugin = function( args ) {
		var $updateRow, $card, $message, message,
			$adminBarUpdates = $( '#wp-admin-bar-updates' ),
			buttonText = __( 'Updating...' ),
			isPluginInstall = 'plugin-install' === pagenow || 'plugin-install-network' === pagenow;

		args = _.extend( {
			success: wp.updates.updatePluginSuccess,
			error: wp.updates.updatePluginError
		}, args );

		if ( 'plugins' === pagenow || 'plugins-network' === pagenow ) {
			$updateRow = $( 'tr[data-plugin="' + args.plugin + '"]' );
			$message   = $updateRow.find( '.update-message' ).removeClass( 'notice-error' ).addClass( 'updating-message notice-warning' ).find( 'p' );
			message    = sprintf(
				/* translators: %s: Plugin name and version. */
 				_x( 'Updating %s...', 'plugin' ),
				$updateRow.find( '.plugin-title strong' ).text()
			);
		} else if ( isPluginInstall ) {
			$card    = $( '.plugin-card-' + args.slug + ', #plugin-information-footer' );
			$message = $card.find( '.update-now' ).addClass( 'updating-message' );
			message    = sprintf(
				/* translators: %s: Plugin name and version. */
 				_x( 'Updating %s...', 'plugin' ),
				$message.data( 'name' )
			);

			// Remove previous error messages, if any.
			$card.removeClass( 'plugin-card-update-failed' ).find( '.notice.notice-error' ).remove();
		}

		$adminBarUpdates.addClass( 'spin' );

		if ( $message.html() !== __( 'Updating...' ) ) {
			$message.data( 'originaltext', $message.html() );
		}

		$message
			.attr( 'aria-label', message )
			.text( buttonText );

		$document.trigger( 'wp-plugin-updating', args );

		if ( isPluginInstall && 'plugin-information-footer' === $card.attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'updating-plugin',
					slug: args.slug,
					addClasses: 'updating-message',
					text: buttonText,
					ariaLabel: message
				}
			);
		}

		return wp.updates.ajax( 'update-plugin', args );
	};

	/**
	 * Updates the UI appropriately after a successful plugin update.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 More accurately named `updatePluginSuccess`.
	 * @since 5.5.0 Auto-update "time to next update" text cleared.
	 *
	 * @param {Object} response            Response from the server.
	 * @param {string} response.slug       Slug of the plugin to be updated.
	 * @param {string} response.plugin     Basename of the plugin to be updated.
	 * @param {string} response.pluginName Name of the plugin to be updated.
	 * @param {string} response.oldVersion Old version of the plugin.
	 * @param {string} response.newVersion New version of the plugin.
	 */
	wp.updates.updatePluginSuccess = function( response ) {
		var $pluginRow, $updateMessage, newText,
			$adminBarUpdates = $( '#wp-admin-bar-updates' ),
			buttonText = _x( 'Updated!', 'plugin' ),
			ariaLabel = sprintf(
				/* translators: %s: Plugin name and version. */
				_x( '%s updated!', 'plugin' ),
				response.pluginName
			);

		if ( 'plugins' === pagenow || 'plugins-network' === pagenow ) {
			$pluginRow     = $( 'tr[data-plugin="' + response.plugin + '"]' )
				.removeClass( 'update is-enqueued' )
				.addClass( 'updated' );
			$updateMessage = $pluginRow.find( '.update-message' )
				.removeClass( 'updating-message notice-warning' )
				.addClass( 'updated-message notice-success' ).find( 'p' );

			// Update the version number in the row.
			newText = $pluginRow.find( '.plugin-version-author-uri' ).html().replace( response.oldVersion, response.newVersion );
			$pluginRow.find( '.plugin-version-author-uri' ).html( newText );

			// Clear the "time to next auto-update" text.
			$pluginRow.find( '.auto-update-time' ).empty();
		} else if ( 'plugin-install' === pagenow || 'plugin-install-network' === pagenow ) {
			$updateMessage = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ).find( '.update-now' )
				.removeClass( 'updating-message' )
				.addClass( 'button-disabled updated-message' );
		}

		$adminBarUpdates.removeClass( 'spin' );

		$updateMessage
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		wp.a11y.speak( __( 'Update completed successfully.' ) );

		if ( 'plugin_install_from_iframe' !== $updateMessage.attr( 'id' ) ) {
			wp.updates.decrementCount( 'plugin' );
		} else {
			wp.updates.setCardButtonStatus(
				{
					status: 'updated-plugin',
					slug: response.slug,
					removeClasses: 'updating-message',
					addClasses: 'button-disabled updated-message',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}

		$document.trigger( 'wp-plugin-update-success', response );
	};

	/**
	 * Updates the UI appropriately after a failed plugin update.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 More accurately named `updatePluginError`.
	 *
	 * @param {Object}  response              Response from the server.
	 * @param {string}  response.slug         Slug of the plugin to be updated.
	 * @param {string}  response.plugin       Basename of the plugin to be updated.
	 * @param {string=} response.pluginName   Optional. Name of the plugin to be updated.
	 * @param {string}  response.errorCode    Error code for the error that occurred.
	 * @param {string}  response.errorMessage The error that occurred.
	 */
	wp.updates.updatePluginError = function( response ) {
		var $pluginRow, $card, $message, errorMessage, buttonText, ariaLabel,
			$adminBarUpdates = $( '#wp-admin-bar-updates' );

		if ( ! wp.updates.isValidResponse( response, 'update' ) ) {
			return;
		}

		if ( wp.updates.maybeHandleCredentialError( response, 'update-plugin' ) ) {
			return;
		}

		errorMessage = sprintf(
			/* translators: %s: Error string for a failed update. */
			__( 'Update failed: %s' ),
			response.errorMessage
		);

		if ( 'plugins' === pagenow || 'plugins-network' === pagenow ) {
			$pluginRow = $( 'tr[data-plugin="' + response.plugin + '"]' ).removeClass( 'is-enqueued' );

			if ( response.plugin ) {
				$message = $( 'tr[data-plugin="' + response.plugin + '"]' ).find( '.update-message' );
			} else {
				$message = $( 'tr[data-slug="' + response.slug + '"]' ).find( '.update-message' );
			}
			$message.removeClass( 'updating-message notice-warning' ).addClass( 'notice-error' ).find( 'p' ).html( errorMessage );

			if ( response.pluginName ) {
				$message.find( 'p' )
					.attr(
						'aria-label',
						sprintf(
							/* translators: %s: Plugin name and version. */
							_x( '%s update failed.', 'plugin' ),
							response.pluginName
						)
					);
			} else {
				$message.find( 'p' ).removeAttr( 'aria-label' );
			}
		} else if ( 'plugin-install' === pagenow || 'plugin-install-network' === pagenow ) {
			buttonText = __( 'Update failed.' );

			$card = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' )
				.append( wp.updates.adminNotice( {
					className: 'update-message notice-error notice-alt is-dismissible',
					message:   errorMessage
				} ) );

			if ( $card.hasClass( 'plugin-card-' + response.slug ) ) {
				$card.addClass( 'plugin-card-update-failed' );
			}

			$card.find( '.update-now' )
				.text( buttonText )
				.removeClass( 'updating-message' );

			if ( response.pluginName ) {
				ariaLabel = sprintf(
					/* translators: %s: Plugin name and version. */
					_x( '%s update failed.', 'plugin' ),
					response.pluginName
				);

				$card.find( '.update-now' ).attr( 'aria-label', ariaLabel );
			} else {
				ariaLabel = '';
				$card.find( '.update-now' ).removeAttr( 'aria-label' );
			}

			$card.on( 'click', '.notice.is-dismissible .notice-dismiss', function() {

				// Use same delay as the total duration of the notice fadeTo + slideUp animation.
				setTimeout( function() {
					$card
						.removeClass( 'plugin-card-update-failed' )
						.find( '.column-name a' ).trigger( 'focus' );

					$card.find( '.update-now' )
						.attr( 'aria-label', false )
						.text( __( 'Update Now' ) );
				}, 200 );
			} );
		}

		$adminBarUpdates.removeClass( 'spin' );

		wp.a11y.speak( errorMessage, 'assertive' );

		if ( 'plugin-information-footer' === $card.attr('id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'plugin-update-failed',
					slug: response.slug,
					removeClasses: 'updating-message',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}

		$document.trigger( 'wp-plugin-update-error', response );
	};

	/**
	 * Sends an Ajax request to the server to install a plugin.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}                args         Arguments.
	 * @param {string}                args.slug    Plugin identifier in the WordPress.org Plugin repository.
	 * @param {installPluginSuccess=} args.success Optional. Success callback. Default: wp.updates.installPluginSuccess
	 * @param {installPluginError=}   args.error   Optional. Error callback. Default: wp.updates.installPluginError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.installPlugin = function( args ) {
		var $card    = $( '.plugin-card-' + args.slug + ', #plugin-information-footer' ),
			$message = $card.find( '.install-now' ),
			buttonText = __( 'Installing...' ),
			ariaLabel;

		args = _.extend( {
			success: wp.updates.installPluginSuccess,
			error: wp.updates.installPluginError
		}, args );

		if ( 'import' === pagenow ) {
			$message = $( '[data-slug="' + args.slug + '"]' );
		}

		if ( $message.html() !== __( 'Installing...' ) ) {
			$message.data( 'originaltext', $message.html() );
		}

		ariaLabel = sprintf(
			/* translators: %s: Plugin name and version. */
			_x( 'Installing %s...', 'plugin' ),
			$message.data( 'name' )
		);

		$message
			.addClass( 'updating-message' )
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		wp.a11y.speak( __( 'Installing... please wait.' ) );

		// Remove previous error messages, if any.
		$card.removeClass( 'plugin-card-install-failed' ).find( '.notice.notice-error' ).remove();

		$document.trigger( 'wp-plugin-installing', args );

		if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'installing-plugin',
					slug: args.slug,
					addClasses: 'updating-message',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}

		return wp.updates.ajax( 'install-plugin', args );
	};

	/**
	 * Updates the UI appropriately after a successful plugin install.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response             Response from the server.
	 * @param {string} response.slug        Slug of the installed plugin.
	 * @param {string} response.pluginName  Name of the installed plugin.
	 * @param {string} response.activateUrl URL to activate the just installed plugin.
	 */
	wp.updates.installPluginSuccess = function( response ) {
		var $message = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ).find( '.install-now' ),
			buttonText = _x( 'Installed!', 'plugin' ),
			ariaLabel = sprintf(
				/* translators: %s: Plugin name and version. */
				_x( '%s installed!', 'plugin' ),
				response.pluginName
			);

		$message
			.removeClass( 'updating-message' )
			.addClass( 'updated-message installed button-disabled' )
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		wp.a11y.speak( __( 'Installation completed successfully.' ) );

		$document.trigger( 'wp-plugin-install-success', response );

		if ( response.activateUrl ) {
			setTimeout( function() {
				wp.updates.checkPluginDependencies( {
					slug: response.slug
				} );
			}, 1000 );
		}

		if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'installed-plugin',
					slug: response.slug,
					removeClasses: 'updating-message',
					addClasses: 'updated-message installed button-disabled',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}
	};

	/**
	 * Updates the UI appropriately after a failed plugin install.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}  response              Response from the server.
	 * @param {string}  response.slug         Slug of the plugin to be installed.
	 * @param {string=} response.pluginName   Optional. Name of the plugin to be installed.
	 * @param {string}  response.errorCode    Error code for the error that occurred.
	 * @param {string}  response.errorMessage The error that occurred.
	 */
	wp.updates.installPluginError = function( response ) {
		var $card   = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ),
			$button = $card.find( '.install-now' ),
			buttonText = __( 'Installation failed.' ),
			ariaLabel = sprintf(
				/* translators: %s: Plugin name and version. */
				_x( '%s installation failed', 'plugin' ),
				$button.data( 'name' )
			),
			errorMessage;

		if ( ! wp.updates.isValidResponse( response, 'install' ) ) {
			return;
		}

		if ( wp.updates.maybeHandleCredentialError( response, 'install-plugin' ) ) {
			return;
		}

		errorMessage = sprintf(
			/* translators: %s: Error string for a failed installation. */
			__( 'Installation failed: %s' ),
			response.errorMessage
		);

		$card
			.addClass( 'plugin-card-update-failed' )
			.append( '<div class="notice notice-error notice-alt is-dismissible" role="alert"><p>' + errorMessage + '</p></div>' );

		$card.on( 'click', '.notice.is-dismissible .notice-dismiss', function() {

			// Use same delay as the total duration of the notice fadeTo + slideUp animation.
			setTimeout( function() {
				$card
					.removeClass( 'plugin-card-update-failed' )
					.find( '.column-name a' ).trigger( 'focus' );
			}, 200 );
		} );

		$button
			.removeClass( 'updating-message' ).addClass( 'button-disabled' )
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		wp.a11y.speak( errorMessage, 'assertive' );

		wp.updates.setCardButtonStatus(
			{
				status: 'plugin-install-failed',
				slug: response.slug,
				removeClasses: 'updating-message',
				addClasses: 'button-disabled',
				text: buttonText,
				ariaLabel: ariaLabel
			}
		);

		$document.trigger( 'wp-plugin-install-error', response );
	};

	/**
	 * Sends an Ajax request to the server to check a plugin's dependencies.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object}                          args         Arguments.
	 * @param {string}                          args.slug    Plugin identifier in the WordPress.org Plugin repository.
	 * @param {checkPluginDependenciesSuccess=} args.success Optional. Success callback. Default: wp.updates.checkPluginDependenciesSuccess
	 * @param {checkPluginDependenciesError=}   args.error   Optional. Error callback. Default: wp.updates.checkPluginDependenciesError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.checkPluginDependencies = function( args ) {
		args = _.extend( {
			success: wp.updates.checkPluginDependenciesSuccess,
			error: wp.updates.checkPluginDependenciesError
		}, args );

		wp.a11y.speak( __( 'Checking plugin dependencies... please wait.' ) );
		$document.trigger( 'wp-checking-plugin-dependencies', args );

		return wp.updates.ajax( 'check_plugin_dependencies', args );
	};

	/**
	 * Updates the UI appropriately after a successful plugin dependencies check.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object} response             Response from the server.
	 * @param {string} response.slug        Slug of the checked plugin.
	 * @param {string} response.pluginName  Name of the checked plugin.
	 * @param {string} response.plugin      The plugin file, relative to the plugins directory.
	 * @param {string} response.activateUrl URL to activate the just checked plugin.
	 */
	wp.updates.checkPluginDependenciesSuccess = function( response ) {
		var $message = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ).find( '.install-now' ),
			buttonText, ariaLabel;

		// Transform the 'Install' button into an 'Activate' button.
		$message
			.removeClass( 'install-now installed button-disabled updated-message' )
			.addClass( 'activate-now button-primary' )
			.attr( 'href', response.activateUrl );

		wp.a11y.speak( __( 'Plugin dependencies check completed successfully.' ) );
		$document.trigger( 'wp-check-plugin-dependencies-success', response );

		if ( 'plugins-network' === pagenow ) {
			buttonText = _x( 'Network Activate', 'plugin' );
			ariaLabel  = sprintf(
				/* translators: %s: Plugin name. */
				_x( 'Network Activate %s', 'plugin' ),
				response.pluginName
			);

			$message
				.attr( 'aria-label', ariaLabel )
				.text( buttonText );
		} else {
			buttonText = _x( 'Activate', 'plugin' );
			ariaLabel = sprintf(
				/* translators: %s: Plugin name. */
				_x( 'Activate %s', 'plugin' ),
				response.pluginName
			);

			$message
				.attr( 'aria-label', ariaLabel )
				.attr( 'data-name', response.pluginName )
				.attr( 'data-slug', response.slug )
				.attr( 'data-plugin', response.plugin )
				.text( buttonText );
		}

		if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'dependencies-check-success',
					slug: response.slug,
					removeClasses: 'install-now installed button-disabled updated-message',
					addClasses: 'activate-now button-primary',
					text: buttonText,
					ariaLabel: ariaLabel,
					pluginName: response.pluginName,
					plugin: response.plugin,
					href: response.activateUrl
				}
			);
		}
	};

	/**
	 * Updates the UI appropriately after a failed plugin dependencies check.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object}  response              Response from the server.
	 * @param {string}  response.slug         Slug of the plugin to be checked.
	 * @param {string=} response.pluginName   Optional. Name of the plugin to be checked.
	 * @param {string}  response.errorCode    Error code for the error that occurred.
	 * @param {string}  response.errorMessage The error that occurred.
	 */
	wp.updates.checkPluginDependenciesError = function( response ) {
		var $message = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ).find( '.install-now' ),
			buttonText = _x( 'Activate', 'plugin' ),
			ariaLabel = sprintf(
				/* translators: 1: Plugin name, 2. The reason the plugin cannot be activated. */
				_x( 'Cannot activate %1$s. %2$s', 'plugin' ),
				response.pluginName,
				response.errorMessage
			),
			errorMessage;

		if ( ! wp.updates.isValidResponse( response, 'check-dependencies' ) ) {
			return;
		}

		errorMessage = sprintf(
			/* translators: %s: Error string for a failed activation. */
			__( 'Activation failed: %s' ),
			response.errorMessage
		);

		wp.a11y.speak( errorMessage, 'assertive' );
		$document.trigger( 'wp-check-plugin-dependencies-error', response );

		$message
			.removeClass( 'install-now installed updated-message' )
			.addClass( 'activate-now button-primary' )
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		if ( 'plugin-information-footer' === $message.parent().attr('id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'dependencies-check-failed',
					slug: response.slug,
					removeClasses: 'install-now installed updated-message',
					addClasses: 'activate-now button-primary',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}
	};

	/**
	 * Sends an Ajax request to the server to activate a plugin.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object}                 args         Arguments.
	 * @param {string}                 args.name    The name of the plugin.
	 * @param {string}                 args.slug    Plugin identifier in the WordPress.org Plugin repository.
	 * @param {string}                 args.plugin  The plugin file, relative to the plugins directory.
	 * @param {activatePluginSuccess=} args.success Optional. Success callback. Default: wp.updates.activatePluginSuccess
	 * @param {activatePluginError=}   args.error   Optional. Error callback. Default: wp.updates.activatePluginError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.activatePlugin = function( args ) {
		var $message = $( '.plugin-card-' + args.slug + ', #plugin-information-footer' ).find( '.activate-now, .activating-message' );

		args = _.extend( {
			success: wp.updates.activatePluginSuccess,
			error: wp.updates.activatePluginError
		}, args );

		wp.a11y.speak( __( 'Activating... please wait.' ) );
		$document.trigger( 'wp-activating-plugin', args );

		if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'activating-plugin',
					slug: args.slug,
					removeClasses: 'installed updated-message button-primary',
					addClasses: 'activating-message',
					text: __( 'Activating...' ),
					ariaLabel: sprintf(
						/* translators: %s: Plugin name. */
						_x( 'Activating %s', 'plugin' ),
						args.name
					)
				}
			);
		}

		return wp.updates.ajax( 'activate-plugin', args );
	};

	/**
	 * Updates the UI appropriately after a successful plugin activation.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object} response             Response from the server.
	 * @param {string} response.slug        Slug of the activated plugin.
	 * @param {string} response.pluginName  Name of the activated plugin.
	 * @param {string} response.plugin      The plugin file, relative to the plugins directory.
	 */
	wp.updates.activatePluginSuccess = function( response ) {
		var $message = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ).find( '.activating-message' ),
			buttonText = _x( 'Activated!', 'plugin' ),
			ariaLabel = sprintf(
				/* translators: %s: The plugin name. */
				'%s activated successfully.',
				response.pluginName
			);

		wp.a11y.speak( __( 'Activation completed successfully.' ) );
		$document.trigger( 'wp-plugin-activate-success', response );

		$message
			.removeClass( 'activating-message' )
			.addClass( 'activated-message button-disabled' )
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'activated-plugin',
					slug: response.slug,
					removeClasses: 'activating-message',
					addClasses: 'activated-message button-disabled',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}

		setTimeout( function() {
			$message.removeClass( 'activated-message' )
			.text( _x( 'Active', 'plugin' ) );

			if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
				wp.updates.setCardButtonStatus(
					{
						status: 'plugin-active',
						slug: response.slug,
						removeClasses: 'activated-message',
						text: _x( 'Active', 'plugin' ),
						ariaLabel: sprintf(
							/* translators: %s: The plugin name. */
							'%s is active.',
							response.pluginName
						)
					}
				);
			}
		}, 1000 );
	};

	/**
	 * Updates the UI appropriately after a failed plugin activation.
	 *
	 * @since 6.5.0
	 *
	 * @param {Object}  response              Response from the server.
	 * @param {string}  response.slug         Slug of the plugin to be activated.
	 * @param {string=} response.pluginName   Optional. Name of the plugin to be activated.
	 * @param {string}  response.errorCode    Error code for the error that occurred.
	 * @param {string}  response.errorMessage The error that occurred.
	 */
	wp.updates.activatePluginError = function( response ) {
		var $message = $( '.plugin-card-' + response.slug + ', #plugin-information-footer' ).find( '.activating-message' ),
			buttonText = __( 'Activation failed.' ),
			ariaLabel = sprintf(
				/* translators: %s: Plugin name. */
				_x( '%s activation failed', 'plugin' ),
				response.pluginName
			),
			errorMessage;

		if ( ! wp.updates.isValidResponse( response, 'activate' ) ) {
			return;
		}

		errorMessage = sprintf(
			/* translators: %s: Error string for a failed activation. */
			__( 'Activation failed: %s' ),
			response.errorMessage
		);

		wp.a11y.speak( errorMessage, 'assertive' );
		$document.trigger( 'wp-plugin-activate-error', response );

		$message
			.removeClass( 'install-now installed activating-message' )
			.addClass( 'button-disabled' )
			.attr( 'aria-label', ariaLabel )
			.text( buttonText );

		if ( 'plugin-information-footer' === $message.parent().attr( 'id' ) ) {
			wp.updates.setCardButtonStatus(
				{
					status: 'plugin-activation-failed',
					slug: response.slug,
					removeClasses: 'install-now installed activating-message',
					addClasses: 'button-disabled',
					text: buttonText,
					ariaLabel: ariaLabel
				}
			);
		}
	};

	/**
	 * Updates the UI appropriately after a successful importer install.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response             Response from the server.
	 * @param {string} response.slug        Slug of the installed plugin.
	 * @param {string} response.pluginName  Name of the installed plugin.
	 * @param {string} response.activateUrl URL to activate the just installed plugin.
	 */
	wp.updates.installImporterSuccess = function( response ) {
		wp.updates.addAdminNotice( {
			id:        'install-success',
			className: 'notice-success is-dismissible',
			message:   sprintf(
				/* translators: %s: Activation URL. */
				__( 'Importer installed successfully. <a href="%s">Run importer</a>' ),
				response.activateUrl + '&from=import'
			)
		} );

		$( '[data-slug="' + response.slug + '"]' )
			.removeClass( 'install-now updating-message' )
			.addClass( 'activate-now' )
			.attr({
				'href': response.activateUrl + '&from=import',
				'aria-label':sprintf(
					/* translators: %s: Importer name. */
					__( 'Run %s' ),
					response.pluginName
				)
			})
			.text( __( 'Run Importer' ) );

		wp.a11y.speak( __( 'Installation completed successfully.' ) );

		$document.trigger( 'wp-importer-install-success', response );
	};

	/**
	 * Updates the UI appropriately after a failed importer install.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}  response              Response from the server.
	 * @param {string}  response.slug         Slug of the plugin to be installed.
	 * @param {string=} response.pluginName   Optional. Name of the plugin to be installed.
	 * @param {string}  response.errorCode    Error code for the error that occurred.
	 * @param {string}  response.errorMessage The error that occurred.
	 */
	wp.updates.installImporterError = function( response ) {
		var errorMessage = sprintf(
				/* translators: %s: Error string for a failed installation. */
				__( 'Installation failed: %s' ),
				response.errorMessage
			),
			$installLink = $( '[data-slug="' + response.slug + '"]' ),
			pluginName = $installLink.data( 'name' );

		if ( ! wp.updates.isValidResponse( response, 'install' ) ) {
			return;
		}

		if ( wp.updates.maybeHandleCredentialError( response, 'install-plugin' ) ) {
			return;
		}

		wp.updates.addAdminNotice( {
			id:        response.errorCode,
			className: 'notice-error is-dismissible',
			message:   errorMessage
		} );

		$installLink
			.removeClass( 'updating-message' )
			.attr(
				'aria-label',
				sprintf(
					/* translators: %s: Plugin name. */
					_x( 'Install %s now', 'plugin' ),
					pluginName
				)
			)
			.text( _x( 'Install Now', 'plugin' ) );

		wp.a11y.speak( errorMessage, 'assertive' );

		$document.trigger( 'wp-importer-install-error', response );
	};

	/**
	 * Sends an Ajax request to the server to delete a plugin.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}               args         Arguments.
	 * @param {string}               args.plugin  Basename of the plugin to be deleted.
	 * @param {string}               args.slug    Slug of the plugin to be deleted.
	 * @param {deletePluginSuccess=} args.success Optional. Success callback. Default: wp.updates.deletePluginSuccess
	 * @param {deletePluginError=}   args.error   Optional. Error callback. Default: wp.updates.deletePluginError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.deletePlugin = function( args ) {
		var $link = $( '[data-plugin="' + args.plugin + '"]' ).find( '.row-actions a.delete' );

		args = _.extend( {
			success: wp.updates.deletePluginSuccess,
			error: wp.updates.deletePluginError
		}, args );

		if ( $link.html() !== __( 'Deleting...' ) ) {
			$link
				.data( 'originaltext', $link.html() )
				.text( __( 'Deleting...' ) );
		}

		wp.a11y.speak( __( 'Deleting...' ) );

		$document.trigger( 'wp-plugin-deleting', args );

		return wp.updates.ajax( 'delete-plugin', args );
	};

	/**
	 * Updates the UI appropriately after a successful plugin deletion.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response            Response from the server.
	 * @param {string} response.slug       Slug of the plugin that was deleted.
	 * @param {string} response.plugin     Base name of the plugin that was deleted.
	 * @param {string} response.pluginName Name of the plugin that was deleted.
	 */
	wp.updates.deletePluginSuccess = function( response ) {

		// Removes the plugin and updates rows.
		$( '[data-plugin="' + response.plugin + '"]' ).css( { backgroundColor: '#faafaa' } ).fadeOut( 350, function() {
			var $form            = $( '#bulk-action-form' ),
				$views           = $( '.subsubsub' ),
				$pluginRow       = $( this ),
				$currentView     = $views.find( '[aria-current="page"]' ),
				$itemsCount      = $( '.displaying-num' ),
				columnCount      = $form.find( 'thead th:not(.hidden), thead td' ).length,
				pluginDeletedRow = wp.template( 'item-deleted-row' ),
				/**
				 * Plugins Base names of plugins in their different states.
				 *
				 * @type {Object}
				 */
				plugins          = settings.plugins,
				remainingCount;

			// Add a success message after deleting a plugin.
			if ( ! $pluginRow.hasClass( 'plugin-update-tr' ) ) {
				$pluginRow.after(
					pluginDeletedRow( {
						slug:    response.slug,
						plugin:  response.plugin,
						colspan: columnCount,
						name:    response.pluginName
					} )
				);
			}

			$pluginRow.remove();

			// Remove plugin from update count.
			if ( -1 !== _.indexOf( plugins.upgrade, response.plugin ) ) {
				plugins.upgrade = _.without( plugins.upgrade, response.plugin );
				wp.updates.decrementCount( 'plugin' );
			}

			// Remove from views.
			if ( -1 !== _.indexOf( plugins.inactive, response.plugin ) ) {
				plugins.inactive = _.without( plugins.inactive, response.plugin );
				if ( plugins.inactive.length ) {
					$views.find( '.inactive .count' ).text( '(' + plugins.inactive.length + ')' );
				} else {
					$views.find( '.inactive' ).remove();
				}
			}

			if ( -1 !== _.indexOf( plugins.active, response.plugin ) ) {
				plugins.active = _.without( plugins.active, response.plugin );
				if ( plugins.active.length ) {
					$views.find( '.active .count' ).text( '(' + plugins.active.length + ')' );
				} else {
					$views.find( '.active' ).remove();
				}
			}

			if ( -1 !== _.indexOf( plugins.recently_activated, response.plugin ) ) {
				plugins.recently_activated = _.without( plugins.recently_activated, response.plugin );
				if ( plugins.recently_activated.length ) {
					$views.find( '.recently_activated .count' ).text( '(' + plugins.recently_activated.length + ')' );
				} else {
					$views.find( '.recently_activated' ).remove();
				}
			}

			if ( -1 !== _.indexOf( plugins['auto-update-enabled'], response.plugin ) ) {
				plugins['auto-update-enabled'] = _.without( plugins['auto-update-enabled'], response.plugin );
				if ( plugins['auto-update-enabled'].length ) {
					$views.find( '.auto-update-enabled .count' ).text( '(' + plugins['auto-update-enabled'].length + ')' );
				} else {
					$views.find( '.auto-update-enabled' ).remove();
				}
			}

			if ( -1 !== _.indexOf( plugins['auto-update-disabled'], response.plugin ) ) {
				plugins['auto-update-disabled'] = _.without( plugins['auto-update-disabled'], response.plugin );
				if ( plugins['auto-update-disabled'].length ) {
					$views.find( '.auto-update-disabled .count' ).text( '(' + plugins['auto-update-disabled'].length + ')' );
				} else {
					$views.find( '.auto-update-disabled' ).remove();
				}
			}

			plugins.all = _.without( plugins.all, response.plugin );

			if ( plugins.all.length ) {
				$views.find( '.all .count' ).text( '(' + plugins.all.length + ')' );
			} else {
				$form.find( '.tablenav' ).css( { visibility: 'hidden' } );
				$views.find( '.all' ).remove();

				if ( ! $form.find( 'tr.no-items' ).length ) {
					$form.find( '#the-list' ).append( '<tr class="no-items"><td class="colspanchange" colspan="' + columnCount + '">' + __( 'No plugins are currently available.' ) + '</td></tr>' );
				}
			}

			if ( $itemsCount.length && $currentView.length ) {
				remainingCount = plugins[ $currentView.parent( 'li' ).attr('class') ].length;
				$itemsCount.text(
					sprintf(
						/* translators: %s: The remaining number of plugins. */
						_nx( '%s item', '%s items', remainingCount, 'plugin/plugins'  ),
						remainingCount
					)
				);
			}
		} );

		wp.a11y.speak( _x( 'Deleted!', 'plugin' ) );

		$document.trigger( 'wp-plugin-delete-success', response );
	};

	/**
	 * Updates the UI appropriately after a failed plugin deletion.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}  response              Response from the server.
	 * @param {string}  response.slug         Slug of the plugin to be deleted.
	 * @param {string}  response.plugin       Base name of the plugin to be deleted
	 * @param {string=} response.pluginName   Optional. Name of the plugin to be deleted.
	 * @param {string}  response.errorCode    Error code for the error that occurred.
	 * @param {string}  response.errorMessage The error that occurred.
	 */
	wp.updates.deletePluginError = function( response ) {
		var $plugin, $pluginUpdateRow,
			pluginUpdateRow  = wp.template( 'item-update-row' ),
			noticeContent    = wp.updates.adminNotice( {
				className: 'update-message notice-error notice-alt',
				message:   response.errorMessage
			} );

		if ( response.plugin ) {
			$plugin          = $( 'tr.inactive[data-plugin="' + response.plugin + '"]' );
			$pluginUpdateRow = $plugin.siblings( '[data-plugin="' + response.plugin + '"]' );
		} else {
			$plugin          = $( 'tr.inactive[data-slug="' + response.slug + '"]' );
			$pluginUpdateRow = $plugin.siblings( '[data-slug="' + response.slug + '"]' );
		}

		if ( ! wp.updates.isValidResponse( response, 'delete' ) ) {
			return;
		}

		if ( wp.updates.maybeHandleCredentialError( response, 'delete-plugin' ) ) {
			return;
		}

		// Add a plugin update row if it doesn't exist yet.
		if ( ! $pluginUpdateRow.length ) {
			$plugin.addClass( 'update' ).after(
				pluginUpdateRow( {
					slug:    response.slug,
					plugin:  response.plugin || response.slug,
					colspan: $( '#bulk-action-form' ).find( 'thead th:not(.hidden), thead td' ).length,
					content: noticeContent
				} )
			);
		} else {

			// Remove previous error messages, if any.
			$pluginUpdateRow.find( '.notice-error' ).remove();

			$pluginUpdateRow.find( '.plugin-update' ).append( noticeContent );
		}

		$document.trigger( 'wp-plugin-delete-error', response );
	};

	/**
	 * Sends an Ajax request to the server to update a theme.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}              args         Arguments.
	 * @param {string}              args.slug    Theme stylesheet.
	 * @param {updateThemeSuccess=} args.success Optional. Success callback. Default: wp.updates.updateThemeSuccess
	 * @param {updateThemeError=}   args.error   Optional. Error callback. Default: wp.updates.updateThemeError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.updateTheme = function( args ) {
		var $notice;

		args = _.extend( {
			success: wp.updates.updateThemeSuccess,
			error: wp.updates.updateThemeError
		}, args );

		if ( 'themes-network' === pagenow ) {
			$notice = $( '[data-slug="' + args.slug + '"]' ).find( '.update-message' ).removeClass( 'notice-error' ).addClass( 'updating-message notice-warning' ).find( 'p' );

		} else if ( 'customize' === pagenow ) {

			// Update the theme details UI.
			$notice = $( '[data-slug="' + args.slug + '"].notice' ).removeClass( 'notice-large' );

			$notice.find( 'h3' ).remove();

			// Add the top-level UI, and update both.
			$notice = $notice.add( $( '#customize-control-installed_theme_' + args.slug ).find( '.update-message' ) );
			$notice = $notice.addClass( 'updating-message' ).find( 'p' );

		} else {
			$notice = $( '#update-theme' ).closest( '.notice' ).removeClass( 'notice-large' );

			$notice.find( 'h3' ).remove();

			$notice = $notice.add( $( '[data-slug="' + args.slug + '"]' ).find( '.update-message' ) );
			$notice = $notice.addClass( 'updating-message' ).find( 'p' );
		}

		if ( $notice.html() !== __( 'Updating...' ) ) {
			$notice.data( 'originaltext', $notice.html() );
		}

		wp.a11y.speak( __( 'Updating... please wait.' ) );
		$notice.text( __( 'Updating...' ) );

		$document.trigger( 'wp-theme-updating', args );

		return wp.updates.ajax( 'update-theme', args );
	};

	/**
	 * Updates the UI appropriately after a successful theme update.
	 *
	 * @since 4.6.0
	 * @since 5.5.0 Auto-update "time to next update" text cleared.
	 *
	 * @param {Object} response
	 * @param {string} response.slug       Slug of the theme to be updated.
	 * @param {Object} response.theme      Updated theme.
	 * @param {string} response.oldVersion Old version of the theme.
	 * @param {string} response.newVersion New version of the theme.
	 */
	wp.updates.updateThemeSuccess = function( response ) {
		var isModalOpen    = $( 'body.modal-open' ).length,
			$theme         = $( '[data-slug="' + response.slug + '"]' ),
			updatedMessage = {
				className: 'updated-message notice-success notice-alt',
				message:   _x( 'Updated!', 'theme' )
			},
			$notice, newText;

		if ( 'customize' === pagenow ) {
			$theme = $( '.updating-message' ).siblings( '.theme-name' );

			if ( $theme.length ) {

				// Update the version number in the row.
				newText = $theme.html().replace( response.oldVersion, response.newVersion );
				$theme.html( newText );
			}

			$notice = $( '.theme-info .notice' ).add( wp.customize.control( 'installed_theme_' + response.slug ).container.find( '.theme' ).find( '.update-message' ) );
		} else if ( 'themes-network' === pagenow ) {
			$notice = $theme.find( '.update-message' );

			// Update the version number in the row.
			newText = $theme.find( '.theme-version-author-uri' ).html().replace( response.oldVersion, response.newVersion );
			$theme.find( '.theme-version-author-uri' ).html( newText );

			// Clear the "time to next auto-update" text.
			$theme.find( '.auto-update-time' ).empty();
		} else {
			$notice = $( '.theme-info .notice' ).add( $theme.find( '.update-message' ) );

			// Focus on Customize button after updating.
			if ( isModalOpen ) {
				$( '.load-customize:visible' ).trigger( 'focus' );
				$( '.theme-info .theme-autoupdate' ).find( '.auto-update-time' ).empty();
			} else {
				$theme.find( '.load-customize' ).trigger( 'focus' );
			}
		}

		wp.updates.addAdminNotice( _.extend( { selector: $notice }, updatedMessage ) );
		wp.a11y.speak( __( 'Update completed successfully.' ) );

		wp.updates.decrementCount( 'theme' );

		$document.trigger( 'wp-theme-update-success', response );

		// Show updated message after modal re-rendered.
		if ( isModalOpen && 'customize' !== pagenow ) {
			$( '.theme-info .theme-author' ).after( wp.updates.adminNotice( updatedMessage ) );
		}
	};

	/**
	 * Updates the UI appropriately after a failed theme update.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response              Response from the server.
	 * @param {string} response.slug         Slug of the theme to be updated.
	 * @param {string} response.errorCode    Error code for the error that occurred.
	 * @param {string} response.errorMessage The error that occurred.
	 */
	wp.updates.updateThemeError = function( response ) {
		var $theme       = $( '[data-slug="' + response.slug + '"]' ),
			errorMessage = sprintf(
				/* translators: %s: Error string for a failed update. */
				 __( 'Update failed: %s' ),
				response.errorMessage
			),
			$notice;

		if ( ! wp.updates.isValidResponse( response, 'update' ) ) {
			return;
		}

		if ( wp.updates.maybeHandleCredentialError( response, 'update-theme' ) ) {
			return;
		}

		if ( 'customize' === pagenow ) {
			$theme = wp.customize.control( 'installed_theme_' + response.slug ).container.find( '.theme' );
		}

		if ( 'themes-network' === pagenow ) {
			$notice = $theme.find( '.update-message ' );
		} else {
			$notice = $( '.theme-info .notice' ).add( $theme.find( '.notice' ) );

			$( 'body.modal-open' ).length ? $( '.load-customize:visible' ).trigger( 'focus' ) : $theme.find( '.load-customize' ).trigger( 'focus');
		}

		wp.updates.addAdminNotice( {
			selector:  $notice,
			className: 'update-message notice-error notice-alt is-dismissible',
			message:   errorMessage
		} );

		wp.a11y.speak( errorMessage );

		$document.trigger( 'wp-theme-update-error', response );
	};

	/**
	 * Sends an Ajax request to the server to install a theme.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}               args
	 * @param {string}               args.slug    Theme stylesheet.
	 * @param {installThemeSuccess=} args.success Optional. Success callback. Default: wp.updates.installThemeSuccess
	 * @param {installThemeError=}   args.error   Optional. Error callback. Default: wp.updates.installThemeError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.installTheme = function( args ) {
		var $message = $( '.theme-install[data-slug="' + args.slug + '"]' );

		args = _.extend( {
			success: wp.updates.installThemeSuccess,
			error: wp.updates.installThemeError
		}, args );

		$message.addClass( 'updating-message' );
		$message.parents( '.theme' ).addClass( 'focus' );
		if ( $message.html() !== __( 'Installing...' ) ) {
			$message.data( 'originaltext', $message.html() );
		}

		$message
			.attr(
				'aria-label',
				sprintf(
					/* translators: %s: Theme name and version. */
					_x( 'Installing %s...', 'theme' ),
					$message.data( 'name' )
				)
			)
			.text( __( 'Installing...' ) );

		wp.a11y.speak( __( 'Installing... please wait.' ) );

		// Remove previous error messages, if any.
		$( '.install-theme-info, [data-slug="' + args.slug + '"]' ).removeClass( 'theme-install-failed' ).find( '.notice.notice-error' ).remove();

		$document.trigger( 'wp-theme-installing', args );

		return wp.updates.ajax( 'install-theme', args );
	};

	/**
	 * Updates the UI appropriately after a successful theme install.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response              Response from the server.
	 * @param {string} response.slug         Slug of the theme to be installed.
	 * @param {string} response.customizeUrl URL to the Customizer for the just installed theme.
	 * @param {string} response.activateUrl  URL to activate the just installed theme.
	 */
	wp.updates.installThemeSuccess = function( response ) {
		var $card = $( '.wp-full-overlay-header, [data-slug=' + response.slug + ']' ),
			$message;

		$document.trigger( 'wp-theme-install-success', response );

		$message = $card.find( '.button-primary' )
			.removeClass( 'updating-message' )
			.addClass( 'updated-message disabled' )
			.attr(
				'aria-label',
				sprintf(
					/* translators: %s: Theme name and version. */
					_x( '%s installed!', 'theme' ),
					response.themeName
				)
			)
			.text( _x( 'Installed!', 'theme' ) );

		wp.a11y.speak( __( 'Installation completed successfully.' ) );

		setTimeout( function() {

			if ( response.activateUrl ) {

				// Transform the 'Install' button into an 'Activate' button.
				$message
					.attr( 'href', response.activateUrl )
					.removeClass( 'theme-install updated-message disabled' )
					.addClass( 'activate' );

				if ( 'themes-network' === pagenow ) {
					$message
						.attr(
							'aria-label',
							sprintf(
								/* translators: %s: Theme name. */
								_x( 'Network Activate %s', 'theme' ),
								response.themeName
							)
						)
						.text( __( 'Network Enable' ) );
				} else {
					$message
						.attr(
							'aria-label',
							sprintf(
								/* translators: %s: Theme name. */
								_x( 'Activate %s', 'theme' ),
								response.themeName
							)
						)
						.text( _x( 'Activate', 'theme' ) );
				}
			}

			if ( response.customizeUrl ) {

				// Transform the 'Preview' button into a 'Live Preview' button.
				$message.siblings( '.preview' ).replaceWith( function () {
					return $( '<a>' )
						.attr( 'href', response.customizeUrl )
						.addClass( 'button load-customize' )
						.text( __( 'Live Preview' ) );
				} );
			}
		}, 1000 );
	};

	/**
	 * Updates the UI appropriately after a failed theme install.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response              Response from the server.
	 * @param {string} response.slug         Slug of the theme to be installed.
	 * @param {string} response.errorCode    Error code for the error that occurred.
	 * @param {string} response.errorMessage The error that occurred.
	 */
	wp.updates.installThemeError = function( response ) {
		var $card, $button,
			errorMessage = sprintf(
				/* translators: %s: Error string for a failed installation. */
				__( 'Installation failed: %s' ),
				response.errorMessage
			),
			$message     = wp.updates.adminNotice( {
				className: 'update-message notice-error notice-alt',
				message:   errorMessage
			} );

		if ( ! wp.updates.isValidResponse( response, 'install' ) ) {
			return;
		}

		if ( wp.updates.maybeHandleCredentialError( response, 'install-theme' ) ) {
			return;
		}

		if ( 'customize' === pagenow ) {
			if ( $document.find( 'body' ).hasClass( 'modal-open' ) ) {
				$button = $( '.theme-install[data-slug="' + response.slug + '"]' );
				$card   = $( '.theme-overlay .theme-info' ).prepend( $message );
			} else {
				$button = $( '.theme-install[data-slug="' + response.slug + '"]' );
				$card   = $button.closest( '.theme' ).addClass( 'theme-install-failed' ).append( $message );
			}
			wp.customize.notifications.remove( 'theme_installing' );
		} else {
			if ( $document.find( 'body' ).hasClass( 'full-overlay-active' ) ) {
				$button = $( '.theme-install[data-slug="' + response.slug + '"]' );
				$card   = $( '.install-theme-info' ).prepend( $message );
			} else {
				$card   = $( '[data-slug="' + response.slug + '"]' ).removeClass( 'focus' ).addClass( 'theme-install-failed' ).append( $message );
				$button = $card.find( '.theme-install' );
			}
		}

		$button
			.removeClass( 'updating-message' )
			.attr(
				'aria-label',
				sprintf(
					/* translators: %s: Theme name and version. */
					_x( '%s installation failed', 'theme' ),
					$button.data( 'name' )
				)
			)
			.text( __( 'Installation failed.' ) );

		wp.a11y.speak( errorMessage, 'assertive' );

		$document.trigger( 'wp-theme-install-error', response );
	};

	/**
	 * Sends an Ajax request to the server to delete a theme.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object}              args
	 * @param {string}              args.slug    Theme stylesheet.
	 * @param {deleteThemeSuccess=} args.success Optional. Success callback. Default: wp.updates.deleteThemeSuccess
	 * @param {deleteThemeError=}   args.error   Optional. Error callback. Default: wp.updates.deleteThemeError
	 * @return {$.promise} A jQuery promise that represents the request,
	 *                     decorated with an abort() method.
	 */
	wp.updates.deleteTheme = function( args ) {
		var $button;

		if ( 'themes' === pagenow ) {
			$button = $( '.theme-actions .delete-theme' );
		} else if ( 'themes-network' === pagenow ) {
			$button = $( '[data-slug="' + args.slug + '"]' ).find( '.row-actions a.delete' );
		}

		args = _.extend( {
			success: wp.updates.deleteThemeSuccess,
			error: wp.updates.deleteThemeError
		}, args );

		if ( $button && $button.html() !== __( 'Deleting...' ) ) {
			$button
				.data( 'originaltext', $button.html() )
				.text( __( 'Deleting...' ) );
		}

		wp.a11y.speak( __( 'Deleting...' ) );

		// Remove previous error messages, if any.
		$( '.theme-info .update-message' ).remove();

		$document.trigger( 'wp-theme-deleting', args );

		return wp.updates.ajax( 'delete-theme', args );
	};

	/**
	 * Updates the UI appropriately after a successful theme deletion.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response      Response from the server.
	 * @param {string} response.slug Slug of the theme that was deleted.
	 */
	wp.updates.deleteThemeSuccess = function( response ) {
		var $themeRows = $( '[data-slug="' + response.slug + '"]' );

		if ( 'themes-network' === pagenow ) {

			// Removes the theme and updates rows.
			$themeRows.css( { backgroundColor: '#faafaa' } ).fadeOut( 350, function() {
				var $views     = $( '.subsubsub' ),
					$themeRow  = $( this ),
					themes     = settings.themes,
					deletedRow = wp.template( 'item-deleted-row' );

				if ( ! $themeRow.hasClass( 'plugin-update-tr' ) ) {
					$themeRow.after(
						deletedRow( {
							slug:    response.slug,
							colspan: $( '#bulk-action-form' ).find( 'thead th:not(.hidden), thead td' ).length,
							name:    $themeRow.find( '.theme-title strong' ).text()
						} )
					);
				}

				$themeRow.remove();

				// Remove theme from update count.
				if ( -1 !== _.indexOf( themes.upgrade, response.slug ) ) {
					themes.upgrade = _.without( themes.upgrade, response.slug );
					wp.updates.decrementCount( 'theme' );
				}

				// Remove from views.
				if ( -1 !== _.indexOf( themes.disabled, response.slug ) ) {
					themes.disabled = _.without( themes.disabled, response.slug );
					if ( themes.disabled.length ) {
						$views.find( '.disabled .count' ).text( '(' + themes.disabled.length + ')' );
					} else {
						$views.find( '.disabled' ).remove();
					}
				}

				if ( -1 !== _.indexOf( themes['auto-update-enabled'], response.slug ) ) {
					themes['auto-update-enabled'] = _.without( themes['auto-update-enabled'], response.slug );
					if ( themes['auto-update-enabled'].length ) {
						$views.find( '.auto-update-enabled .count' ).text( '(' + themes['auto-update-enabled'].length + ')' );
					} else {
						$views.find( '.auto-update-enabled' ).remove();
					}
				}

				if ( -1 !== _.indexOf( themes['auto-update-disabled'], response.slug ) ) {
					themes['auto-update-disabled'] = _.without( themes['auto-update-disabled'], response.slug );
					if ( themes['auto-update-disabled'].length ) {
						$views.find( '.auto-update-disabled .count' ).text( '(' + themes['auto-update-disabled'].length + ')' );
					} else {
						$views.find( '.auto-update-disabled' ).remove();
					}
				}

				themes.all = _.without( themes.all, response.slug );

				// There is always at least one theme available.
				$views.find( '.all .count' ).text( '(' + themes.all.length + ')' );
			} );
		}

		// DecrementCount from update count.
		if ( 'themes' === pagenow ) {
		    var theme = _.find( _wpThemeSettings.themes, { id: response.slug } );
		    if ( theme.hasUpdate ) {
		        wp.updates.decrementCount( 'theme' );
		    }
		}

		wp.a11y.speak( _x( 'Deleted!', 'theme' ) );

		$document.trigger( 'wp-theme-delete-success', response );
	};

	/**
	 * Updates the UI appropriately after a failed theme deletion.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response              Response from the server.
	 * @param {string} response.slug         Slug of the theme to be deleted.
	 * @param {string} response.errorCode    Error code for the error that occurred.
	 * @param {string} response.errorMessage The error that occurred.
	 */
	wp.updates.deleteThemeError = function( response ) {
		var $themeRow    = $( 'tr.inactive[data-slug="' + response.slug + '"]' ),
			$button      = $( '.theme-actions .delete-theme' ),
			updateRow    = wp.template( 'item-update-row' ),
			$updateRow   = $themeRow.siblings( '#' + response.slug + '-update' ),
			errorMessage = sprintf(
				/* translators: %s: Error string for a failed deletion. */
				__( 'Deletion failed: %s' ),
				response.errorMessage
			),
			$message     = wp.updates.adminNotice( {
				className: 'update-message notice-error notice-alt',
				message:   errorMessage
			} );

		if ( wp.updates.maybeHandleCredentialError( response, 'delete-theme' ) ) {
			return;
		}

		if ( 'themes-network' === pagenow ) {
			if ( ! $updateRow.length ) {
				$themeRow.addClass( 'update' ).after(
					updateRow( {
						slug: response.slug,
						colspan: $( '#bulk-action-form' ).find( 'thead th:not(.hidden), thead td' ).length,
						content: $message
					} )
				);
			} else {
				// Remove previous error messages, if any.
				$updateRow.find( '.notice-error' ).remove();
				$updateRow.find( '.plugin-update' ).append( $message );
			}
		} else {
			$( '.theme-info .theme-description' ).before( $message );
		}

		$button.html( $button.data( 'originaltext' ) );

		wp.a11y.speak( errorMessage, 'assertive' );

		$document.trigger( 'wp-theme-delete-error', response );
	};

	/**
	 * Adds the appropriate callback based on the type of action and the current page.
	 *
	 * @since 4.6.0
	 * @private
	 *
	 * @param {Object} data   Ajax payload.
	 * @param {string} action The type of request to perform.
	 * @return {Object} The Ajax payload with the appropriate callbacks.
	 */
	wp.updates._addCallbacks = function( data, action ) {
		if ( 'import' === pagenow && 'install-plugin' === action ) {
			data.success = wp.updates.installImporterSuccess;
			data.error   = wp.updates.installImporterError;
		}

		return data;
	};

	/**
	 * Pulls available jobs from the queue and runs them.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 Can handle multiple job types.
	 */
	wp.updates.queueChecker = function() {
		var job;

		if ( wp.updates.ajaxLocked || ! wp.updates.queue.length ) {
			return;
		}

		job = wp.updates.queue.shift();

		// Handle a queue job.
		switch ( job.action ) {
			case 'install-plugin':
				wp.updates.installPlugin( job.data );
				break;

			case 'update-plugin':
				wp.updates.updatePlugin( job.data );
				break;

			case 'delete-plugin':
				wp.updates.deletePlugin( job.data );
				break;

			case 'install-theme':
				wp.updates.installTheme( job.data );
				break;

			case 'update-theme':
				wp.updates.updateTheme( job.data );
				break;

			case 'delete-theme':
				wp.updates.deleteTheme( job.data );
				break;

			default:
				break;
		}
	};

	/**
	 * Requests the users filesystem credentials if they aren't already known.
	 *
	 * @since 4.2.0
	 *
	 * @param {Event=} event Optional. Event interface.
	 */
	wp.updates.requestFilesystemCredentials = function( event ) {
		if ( false === wp.updates.filesystemCredentials.available ) {
			/*
			 * After exiting the credentials request modal,
			 * return the focus to the element triggering the request.
			 */
			if ( event && ! wp.updates.$elToReturnFocusToFromCredentialsModal ) {
				wp.updates.$elToReturnFocusToFromCredentialsModal = $( event.target );
			}

			wp.updates.ajaxLocked = true;
			wp.updates.requestForCredentialsModalOpen();
		}
	};

	/**
	 * Requests the users filesystem credentials if needed and there is no lock.
	 *
	 * @since 4.6.0
	 *
	 * @param {Event=} event Optional. Event interface.
	 */
	wp.updates.maybeRequestFilesystemCredentials = function( event ) {
		if ( wp.updates.shouldRequestFilesystemCredentials && ! wp.updates.ajaxLocked ) {
			wp.updates.requestFilesystemCredentials( event );
		}
	};

	/**
	 * Keydown handler for the request for credentials modal.
	 *
	 * Closes the modal when the escape key is pressed and
	 * constrains keyboard navigation to inside the modal.
	 *
	 * @since 4.2.0
	 *
	 * @param {Event} event Event interface.
	 */
	wp.updates.keydown = function( event ) {
		if ( 27 === event.keyCode ) {
			wp.updates.requestForCredentialsModalCancel();
		} else if ( 9 === event.keyCode ) {

			// #upgrade button must always be the last focus-able element in the dialog.
			if ( 'upgrade' === event.target.id && ! event.shiftKey ) {
				$( '#hostname' ).trigger( 'focus' );

				event.preventDefault();
			} else if ( 'hostname' === event.target.id && event.shiftKey ) {
				$( '#upgrade' ).trigger( 'focus' );

				event.preventDefault();
			}
		}
	};

	/**
	 * Opens the request for credentials modal.
	 *
	 * @since 4.2.0
	 */
	wp.updates.requestForCredentialsModalOpen = function() {
		var $modal = $( '#request-filesystem-credentials-dialog' );

		$( 'body' ).addClass( 'modal-open' );
		$modal.show();
		$modal.find( 'input:enabled:first' ).trigger( 'focus' );
		$modal.on( 'keydown', wp.updates.keydown );
	};

	/**
	 * Closes the request for credentials modal.
	 *
	 * @since 4.2.0
	 */
	wp.updates.requestForCredentialsModalClose = function() {
		$( '#request-filesystem-credentials-dialog' ).hide();
		$( 'body' ).removeClass( 'modal-open' );

		if ( wp.updates.$elToReturnFocusToFromCredentialsModal ) {
			wp.updates.$elToReturnFocusToFromCredentialsModal.trigger( 'focus' );
		}
	};

	/**
	 * Takes care of the steps that need to happen when the modal is canceled out.
	 *
	 * @since 4.2.0
	 * @since 4.6.0 Triggers an event for callbacks to listen to and add their actions.
	 */
	wp.updates.requestForCredentialsModalCancel = function() {

		// Not ajaxLocked and no queue means we already have cleared things up.
		if ( ! wp.updates.ajaxLocked && ! wp.updates.queue.length ) {
			return;
		}

		_.each( wp.updates.queue, function( job ) {
			$document.trigger( 'credential-modal-cancel', job );
		} );

		// Remove the lock, and clear the queue.
		wp.updates.ajaxLocked = false;
		wp.updates.queue = [];

		wp.updates.requestForCredentialsModalClose();
	};

	/**
	 * Displays an error message in the request for credentials form.
	 *
	 * @since 4.2.0
	 *
	 * @param {string} message Error message.
	 */
	wp.updates.showErrorInCredentialsForm = function( message ) {
		var $filesystemForm = $( '#request-filesystem-credentials-form' );

		// Remove any existing error.
		$filesystemForm.find( '.notice' ).remove();
		$filesystemForm.find( '#request-filesystem-credentials-title' ).after( '<div class="notice notice-alt notice-error" role="alert"><p>' + message + '</p></div>' );
	};

	/**
	 * Handles credential errors and runs events that need to happen in that case.
	 *
	 * @since 4.2.0
	 *
	 * @param {Object} response Ajax response.
	 * @param {string} action   The type of request to perform.
	 */
	wp.updates.credentialError = function( response, action ) {

		// Restore callbacks.
		response = wp.updates._addCallbacks( response, action );

		wp.updates.queue.unshift( {
			action: action,

			/*
			 * Not cool that we're depending on response for this data.
			 * This would feel more whole in a view all tied together.
			 */
			data: response
		} );

		wp.updates.filesystemCredentials.available = false;
		wp.updates.showErrorInCredentialsForm( response.errorMessage );
		wp.updates.requestFilesystemCredentials();
	};

	/**
	 * Handles credentials errors if it could not connect to the filesystem.
	 *
	 * @since 4.6.0
	 *
	 * @param {Object} response              Response from the server.
	 * @param {string} response.errorCode    Error code for the error that occurred.
	 * @param {string} response.errorMessage The error that occurred.
	 * @param {string} action                The type of request to perform.
	 * @return {boolean} Whether there is an error that needs to be handled or not.
	 */
	wp.updates.maybeHandleCredentialError = function( response, action ) {
		if ( wp.updates.shouldRequestFilesystemCredentials && response.errorCode && 'unable_to_connect_to_filesystem' === response.errorCode ) {
			wp.updates.credentialError( response, action );
			return true;
		}

		return false;
	};

	/**
	 * Validates an Ajax response to ensure it's a proper object.
	 *
	 * If the response deems to be invalid, an admin notice is being displayed.
	 *
	 * @param {(Object|string)} response              Response from the server.
	 * @param {function=}       response.always       Optional. Callback for when the Deferred is resolved or rejected.
	 * @param {string=}         response.statusText   Optional. Status message corresponding to the status code.
	 * @param {string=}         response.responseText Optional. Request response as text.
	 * @param {string}          action                Type of action the response is referring to. Can be 'delete',
	 *                                                'update' or 'install'.
	 */
	wp.updates.isValidResponse = function( response, action ) {
		var error = __( 'An error occurred during the update process. Please try again.' ),
			errorMessage;

		// Make sure the response is a valid data object and not a Promise object.
		if ( _.isObject( response ) && ! _.isFunction( response.always ) ) {
			return true;
		}

		if ( _.isString( response ) && '-1' === response ) {
			error = __( 'An error has occurred. Please reload the page and try again.' );
		} else if ( _.isString( response ) ) {
			error = response;
		} else if ( 'undefined' !== typeof response.readyState && 0 === response.readyState ) {
			error = __( 'Connection lost or the server is busy. Please try again later.' );
		} else if ( _.isString( response.responseText ) && '' !== response.responseText ) {
			error = response.responseText;
		} else if ( _.isString( response.statusText ) ) {
			error = response.statusText;
		}

		switch ( action ) {
			case 'update':
				/* translators: %s: Error string for a failed update. */
				errorMessage = __( 'Update failed: %s' );
				break;

			case 'install':
				/* translators: %s: Error string for a failed installation. */
				errorMessage = __( 'Installation failed: %s' );
				break;

			case 'check-dependencies':
				/* translators: %s: Error string for a failed dependencies check. */
				errorMessage = __( 'Dependencies check failed: %s' );
				break;

			case 'activate':
				/* translators: %s: Error string for a failed activation. */
				errorMessage = __( 'Activation failed: %s' );
				break;

			case 'delete':
				/* translators: %s: Error string for a failed deletion. */
				errorMessage = __( 'Deletion failed: %s' );
				break;
		}

		// Messages are escaped, remove HTML tags to make them more readable.
		error = error.replace( /<[\/a-z][^<>]*>/gi, '' );
		errorMessage = errorMessage.replace( '%s', error );

		// Add admin notice.
		wp.updates.addAdminNotice( {
			id:        'unknown_error',
			className: 'notice-error is-dismissible',
			message:   _.escape( errorMessage )
		} );

		// Remove the lock, and clear the queue.
		wp.updates.ajaxLocked = false;
		wp.updates.queue      = [];

		// Change buttons of all running updates.
		$( '.button.updating-message' )
			.removeClass( 'updating-message' )
			.removeAttr( 'aria-label' )
			.prop( 'disabled', true )
			.text( __( 'Update failed.' ) );

		$( '.updating-message:not(.button):not(.thickbox)' )
			.removeClass( 'updating-message notice-warning' )
			.addClass( 'notice-error' )
			.find( 'p' )
				.removeAttr( 'aria-label' )
				.text( errorMessage );

		wp.a11y.speak( errorMessage, 'assertive' );

		return false;
	};

	/**
	 * Potentially adds an AYS to a user attempting to leave the page.
	 *
	 * If an update is on-going and a user attempts to leave the page,
	 * opens an "Are you sure?" alert.
	 *
	 * @since 4.2.0
	 */
	wp.updates.beforeunload = function() {
		if ( wp.updates.ajaxLocked ) {
			return __( 'Updates may not complete if you navigate away from this page.' );
		}
	};

	$( function() {
		var $pluginFilter        = $( '#plugin-filter, #plugin-information-footer' ),
			$bulkActionForm      = $( '#bulk-action-form' ),
			$filesystemForm      = $( '#request-filesystem-credentials-form' ),
			$filesystemModal     = $( '#request-filesystem-credentials-dialog' ),
			$pluginSearch        = $( '.plugins-php .wp-filter-search' ),
			$pluginInstallSearch = $( '.plugin-install-php .wp-filter-search' );

		settings = _.extend( settings, window._wpUpdatesItemCounts || {} );

		if ( settings.totals ) {
			wp.updates.refreshCount();
		}

		/*
		 * Whether a user needs to submit filesystem credentials.
		 *
		 * This is based on whether the form was output on the page server-side.
		 *
		 * @see {wp_print_request_filesystem_credentials_modal() in PHP}
		 */
		wp.updates.shouldRequestFilesystemCredentials = $filesystemModal.length > 0;

		/**
		 * File system credentials form submit noop-er / handler.
		 *
		 * @since 4.2.0
		 */
		$filesystemModal.on( 'submit', 'form', function( event ) {
			event.preventDefault();

			// Persist the credentials input by the user for the duration of the page load.
			wp.updates.filesystemCredentials.ftp.hostname       = $( '#hostname' ).val();
			wp.updates.filesystemCredentials.ftp.username       = $( '#username' ).val();
			wp.updates.filesystemCredentials.ftp.password       = $( '#password' ).val();
			wp.updates.filesystemCredentials.ftp.connectionType = $( 'input[name="connection_type"]:checked' ).val();
			wp.updates.filesystemCredentials.ssh.publicKey      = $( '#public_key' ).val();
			wp.updates.filesystemCredentials.ssh.privateKey     = $( '#private_key' ).val();
			wp.updates.filesystemCredentials.fsNonce            = $( '#_fs_nonce' ).val();
			wp.updates.filesystemCredentials.available          = true;

			// Unlock and invoke the queue.
			wp.updates.ajaxLocked = false;
			wp.updates.queueChecker();

			wp.updates.requestForCredentialsModalClose();
		} );

		/**
		 * Closes the request credentials modal when clicking the 'Cancel' button or outside of the modal.
		 *
		 * @since 4.2.0
		 */
		$filesystemModal.on( 'click', '[data-js-action="close"], .notification-dialog-background', wp.updates.requestForCredentialsModalCancel );

		/**
		 * Hide SSH fields when not selected.
		 *
		 * @since 4.2.0
		 */
		$filesystemForm.on( 'change', 'input[name="connection_type"]', function() {
			$( '#ssh-keys' ).toggleClass( 'hidden', ( 'ssh' !== $( this ).val() ) );
		} ).trigger( 'change' );

		/**
		 * Handles events after the credential modal was closed.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event}  event Event interface.
		 * @param {string} job   The install/update.delete request.
		 */
		$document.on( 'credential-modal-cancel', function( event, job ) {
			var $updatingMessage = $( '.updating-message' ),
				$message, originalText;

			if ( 'import' === pagenow ) {
				$updatingMessage.removeClass( 'updating-message' );
			} else if ( 'plugins' === pagenow || 'plugins-network' === pagenow ) {
				if ( 'update-plugin' === job.action ) {
					$message = $( 'tr[data-plugin="' + job.data.plugin + '"]' ).find( '.update-message' );
				} else if ( 'delete-plugin' === job.action ) {
					$message = $( '[data-plugin="' + job.data.plugin + '"]' ).find( '.row-actions a.delete' );
				}
			} else if ( 'themes' === pagenow || 'themes-network' === pagenow ) {
				if ( 'update-theme' === job.action ) {
					$message = $( '[data-slug="' + job.data.slug + '"]' ).find( '.update-message' );
				} else if ( 'delete-theme' === job.action && 'themes-network' === pagenow ) {
					$message = $( '[data-slug="' + job.data.slug + '"]' ).find( '.row-actions a.delete' );
				} else if ( 'delete-theme' === job.action && 'themes' === pagenow ) {
					$message = $( '.theme-actions .delete-theme' );
				}
			} else {
				$message = $updatingMessage;
			}

			if ( $message && $message.hasClass( 'updating-message' ) ) {
				originalText = $message.data( 'originaltext' );

				if ( 'undefined' === typeof originalText ) {
					originalText = $( '<p>' ).html( $message.find( 'p' ).data( 'originaltext' ) );
				}

				$message
					.removeClass( 'updating-message' )
					.html( originalText );

				if ( 'plugin-install' === pagenow || 'plugin-install-network' === pagenow ) {
					if ( 'update-plugin' === job.action ) {
						$message.attr(
							'aria-label',
							sprintf(
								/* translators: %s: Plugin name and version. */
								_x( 'Update %s now', 'plugin' ),
								$message.data( 'name' )
							)
						);
					} else if ( 'install-plugin' === job.action ) {
						$message.attr(
							'aria-label',
							sprintf(
								/* translators: %s: Plugin name. */
								_x( 'Install %s now', 'plugin' ),
								$message.data( 'name' )
							)
						);
					}
				}
			}

			wp.a11y.speak( __( 'Update canceled.' ) );
		} );

		/**
		 * Click handler for plugin updates in List Table view.
		 *
		 * @since 4.2.0
		 *
		 * @param {Event} event Event interface.
		 */
		$bulkActionForm.on( 'click', '[data-plugin] .update-link', function( event ) {
			var $message   = $( event.target ),
				$pluginRow = $message.parents( 'tr' );

			event.preventDefault();

			if ( $message.hasClass( 'updating-message' ) || $message.hasClass( 'button-disabled' ) ) {
				return;
			}

			wp.updates.maybeRequestFilesystemCredentials( event );

			// Return the user to the input box of the plugin's table row after closing the modal.
			wp.updates.$elToReturnFocusToFromCredentialsModal = $pluginRow.find( '.check-column input' );
			wp.updates.updatePlugin( {
				plugin: $pluginRow.data( 'plugin' ),
				slug:   $pluginRow.data( 'slug' )
			} );
		} );

		/**
		 * Click handler for plugin updates in plugin install view.
		 *
		 * @since 4.2.0
		 *
		 * @param {Event} event Event interface.
		 */
		$pluginFilter.on( 'click', '.update-now', function( event ) {
			var $button = $( event.target );
			event.preventDefault();

			if ( $button.hasClass( 'updating-message' ) || $button.hasClass( 'button-disabled' ) ) {
				return;
			}

			wp.updates.maybeRequestFilesystemCredentials( event );

			wp.updates.updatePlugin( {
				plugin: $button.data( 'plugin' ),
				slug:   $button.data( 'slug' )
			} );
		} );

		/**
		 * Click handler for plugin installs in plugin install view.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event} event Event interface.
		 */
		$pluginFilter.on( 'click', '.install-now', function( event ) {
			var $button = $( event.target );
			event.preventDefault();

			if ( $button.hasClass( 'updating-message' ) || $button.hasClass( 'button-disabled' ) ) {
				return;
			}

			if ( wp.updates.shouldRequestFilesystemCredentials && ! wp.updates.ajaxLocked ) {
				wp.updates.requestFilesystemCredentials( event );

				$document.on( 'credential-modal-cancel', function() {
					var $message = $( '.install-now.updating-message' );

					$message
						.removeClass( 'updating-message' )
						.text( _x( 'Install Now', 'plugin' ) );

					wp.a11y.speak( __( 'Update canceled.' ) );
				} );
			}

			wp.updates.installPlugin( {
				slug: $button.data( 'slug' )
			} );
		} );

		/**
		 * Click handler for plugin activations in plugin activation modal view.
		 *
		 * @since 6.5.0
		 * @since 6.5.4 Redirect the parent window to the activation URL.
		 *
		 * @param {Event} event Event interface.
		 */
		$document.on( 'click', '#plugin-information-footer .activate-now', function( event ) {
			event.preventDefault();
			window.parent.location.href = $( event.target ).attr( 'href' );
		});

		/**
		 * Click handler for importer plugins installs in the Import screen.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event} event Event interface.
		 */
		$document.on( 'click', '.importer-item .install-now', function( event ) {
			var $button = $( event.target ),
				pluginName = $( this ).data( 'name' );

			event.preventDefault();

			if ( $button.hasClass( 'updating-message' ) ) {
				return;
			}

			if ( wp.updates.shouldRequestFilesystemCredentials && ! wp.updates.ajaxLocked ) {
				wp.updates.requestFilesystemCredentials( event );

				$document.on( 'credential-modal-cancel', function() {

					$button
						.removeClass( 'updating-message' )
						.attr(
							'aria-label',
							sprintf(
								/* translators: %s: Plugin name. */
								_x( 'Install %s now', 'plugin' ),
								pluginName
							)
						)
						.text( _x( 'Install Now', 'plugin' ) );

					wp.a11y.speak( __( 'Update canceled.' ) );
				} );
			}

			wp.updates.installPlugin( {
				slug:    $button.data( 'slug' ),
				pagenow: pagenow,
				success: wp.updates.installImporterSuccess,
				error:   wp.updates.installImporterError
			} );
		} );

		/**
		 * Click handler for plugin deletions.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event} event Event interface.
		 */
		$bulkActionForm.on( 'click', '[data-plugin] a.delete', function( event ) {
			var $pluginRow = $( event.target ).parents( 'tr' ),
				confirmMessage;

			if ( $pluginRow.hasClass( 'is-uninstallable' ) ) {
				confirmMessage = sprintf(
					/* translators: %s: Plugin name. */
					__( 'Are you sure you want to delete %s and its data?' ),
					$pluginRow.find( '.plugin-title strong' ).text()
				);
			} else {
				confirmMessage = sprintf(
					/* translators: %s: Plugin name. */
					__( 'Are you sure you want to delete %s?' ),
					$pluginRow.find( '.plugin-title strong' ).text()
				);
			}

			event.preventDefault();

			if ( ! window.confirm( confirmMessage ) ) {
				return;
			}

			wp.updates.maybeRequestFilesystemCredentials( event );

			wp.updates.deletePlugin( {
				plugin: $pluginRow.data( 'plugin' ),
				slug:   $pluginRow.data( 'slug' )
			} );

		} );

		/**
		 * Click handler for theme updates.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event} event Event interface.
		 */
		$document.on( 'click', '.themes-php.network-admin .update-link', function( event ) {
			var $message  = $( event.target ),
				$themeRow = $message.parents( 'tr' );

			event.preventDefault();

			if ( $message.hasClass( 'updating-message' ) || $message.hasClass( 'button-disabled' ) ) {
				return;
			}

			wp.updates.maybeRequestFilesystemCredentials( event );

			// Return the user to the input box of the theme's table row after closing the modal.
			wp.updates.$elToReturnFocusToFromCredentialsModal = $themeRow.find( '.check-column input' );
			wp.updates.updateTheme( {
				slug: $themeRow.data( 'slug' )
			} );
		} );

		/**
		 * Click handler for theme deletions.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event} event Event interface.
		 */
		$document.on( 'click', '.themes-php.network-admin a.delete', function( event ) {
			var $themeRow = $( event.target ).parents( 'tr' ),
				confirmMessage = sprintf(
					/* translators: %s: Theme name. */
					__( 'Are you sure you want to delete %s?' ),
					$themeRow.find( '.theme-title strong' ).text()
				);

			event.preventDefault();

			if ( ! window.confirm( confirmMessage ) ) {
				return;
			}

			wp.updates.maybeRequestFilesystemCredentials( event );

			wp.updates.deleteTheme( {
				slug: $themeRow.data( 'slug' )
			} );
		} );

		/**
		 * Bulk action handler for plugins and themes.
		 *
		 * Handles both deletions and updates.
		 *
		 * @since 4.6.0
		 *
		 * @param {Event} event Event interface.
		 */
		$bulkActionForm.on( 'click', '[type="submit"]:not([name="clear-recent-list"])', function( event ) {
			var bulkAction    = $( event.target ).siblings( 'select' ).val(),
				itemsSelected = $bulkActionForm.find( 'input[name="checked[]"]:checked' ),
				success       = 0,
				error         = 0,
				errorMessages = [],
				type, action;

			// Determine which type of item we're dealing with.
			switch ( pagenow ) {
				case 'plugins':
				case 'plugins-network':
					type = 'plugin';
					break;

				case 'themes-network':
					type = 'theme';
					break;

				default:
					return;
			}

			// Bail if there were no items selected.
			if ( ! itemsSelected.length ) {
				bulkAction = false;
			}

			// Determine the type of request we're dealing with.
			switch ( bulkAction ) {
				case 'update-selected':
					action = bulkAction.replace( 'selected', type );
					break;

				case 'delete-selected':
					var confirmMessage = 'plugin' === type ?
						__( 'Are you sure you want to delete the selected plugins and their data?' ) :
						__( 'Caution: These themes may be active on other sites in the network. Are you sure you want to proceed?' );

					if ( ! window.confirm( confirmMessage ) ) {
						event.preventDefault();
						return;
					}

					action = bulkAction.replace( 'selected', type );
					break;

				default:
					return;
			}

			wp.updates.maybeRequestFilesystemCredentials( event );

			event.preventDefault();

			// Un-check the bulk checkboxes.
			$bulkActionForm.find( '.manage-column [type="checkbox"]' ).prop( 'checked', false );

			$document.trigger( 'wp-' + type + '-bulk-' + bulkAction, itemsSelected );

			// Find all the checkboxes which have been checked.
			itemsSelected.each( function( index, element ) {
				var $checkbox = $( element ),
					$itemRow = $checkbox.parents( 'tr' );

				// Only add update-able items to the update queue.
				if ( 'update-selected' === bulkAction && ( ! $itemRow.hasClass( 'update' ) || $itemRow.find( 'notice-error' ).length ) ) {

					// Un-check the box.
					$checkbox.prop( 'checked', false );
					return;
				}

				// Don't add items to the update queue again, even if the user clicks the update button several times.
				if ( 'update-selected' === bulkAction && $itemRow.hasClass( 'is-enqueued' ) ) {
					return;
				}

				$itemRow.addClass( 'is-enqueued' );

				// Add it to the queue.
				wp.updates.queue.push( {
					action: action,
					data:   {
						plugin: $itemRow.data( 'plugin' ),
						slug:   $itemRow.data( 'slug' )
					}
				} );
			} );

			// Display bulk notification for updates of any kind.
			$document.on( 'wp-plugin-update-success wp-plugin-update-error wp-theme-update-success wp-theme-update-error', function( event, response ) {
				var $itemRow = $( '[data-slug="' + response.slug + '"]' ),
					$bulkActionNotice, itemName;

				if ( 'wp-' + response.update + '-update-success' === event.type ) {
					success++;
				} else {
					itemName = response.pluginName ? response.pluginName : $itemRow.find( '.column-primary strong' ).text();

					error++;
					errorMessages.push( itemName + ': ' + response.errorMessage );
				}

				$itemRow.find( 'input[name="checked[]"]:checked' ).prop( 'checked', false );

				wp.updates.adminNotice = wp.template( 'wp-bulk-updates-admin-notice' );

				var successMessage = null;

				if ( success ) {
					if ( 'plugin' === response.update ) {
						successMessage = sprintf(
							/* translators: %s: Number of plugins. */
							_n( '%s plugin successfully updated.', '%s plugins successfully updated.', success ),
							success
						);
					} else {
						successMessage = sprintf(
							/* translators: %s: Number of themes. */
							_n( '%s theme successfully updated.', '%s themes successfully updated.', success ),
							success
						);
					}
				}

				var errorMessage = null;

				if ( error ) {
					errorMessage = sprintf(
						/* translators: %s: Number of failed updates. */
						_n( '%s update failed.', '%s updates failed.', error ),
						error
					);
				}

				wp.updates.addAdminNotice( {
					id:            'bulk-action-notice',
					className:     'bulk-action-notice',
					successMessage: successMessage,
					errorMessage:   errorMessage,
					errorMessages:  errorMessages,
					type:           response.update
				} );

				$bulkActionNotice = $( '#bulk-action-notice' ).on( 'click', 'button', function() {
					// $( this ) is the clicked button, no need to get it again.
					$( this )
						.toggleClass( 'bulk-action-errors-collapsed' )
						.attr( 'aria-expanded', ! $( this ).hasClass( 'bulk-action-errors-collapsed' ) );
					// Show the errors list.
					$bulkActionNotice.find( '.bulk-action-errors' ).toggleClass( 'hidden' );
				} );

				if ( error > 0 && ! wp.updates.queue.length ) {
					$( 'html, body' ).animate( { scrollTop: 0 } );
				}
			} );

			// Reset admin notice template after #bulk-action-notice was added.
			$document.on( 'wp-updates-notice-added', function() {
				wp.updates.adminNotice = wp.template( 'wp-updates-admin-notice' );
			} );

			// Check the queue, now that the event handlers have been added.
			wp.updates.queueChecker();
		} );

		if ( $pluginInstallSearch.length ) {
			$pluginInstallSearch.attr( 'aria-describedby', 'live-search-desc' );
		}

		// Track the previous search string length.
		var previousSearchStringLength = 0;
		wp.updates.shouldSearch = function( searchStringLength ) {
			var shouldSearch = searchStringLength >= wp.updates.searchMinCharacters ||
				previousSearchStringLength > wp.updates.searchMinCharacters;
			previousSearchStringLength = searchStringLength;
			return shouldSearch;
		};

		/**
		 * Handles changes to the plugin search box on the new-plugin page,
		 * searching the repository dynamically.
		 *
		 * @since 4.6.0
		 */
		$pluginInstallSearch.on( 'keyup input', _.debounce( function( event, eventtype ) {
			var $searchTab = $( '.plugin-install-search' ), data, searchLocation,
				searchStringLength = $pluginInstallSearch.val().length;

			data = {
				_ajax_nonce: wp.updates.ajaxNonce,
				s:           encodeURIComponent( event.target.value ),
				tab:         'search',
				type:        $( '#typeselector' ).val(),
				pagenow:     pagenow
			};
			searchLocation = location.href.split( '?' )[ 0 ] + '?' + $.param( _.omit( data, [ '_ajax_nonce', 'pagenow' ] ) );

			// Set the autocomplete attribute, turning off autocomplete 1 character before ajax search kicks in.
			if ( wp.updates.shouldSearch( searchStringLength ) ) {
				$pluginInstallSearch.attr( 'autocomplete', 'off' );
			} else {
				$pluginInstallSearch.attr( 'autocomplete', 'on' );
				return;
			}

			// Clear on escape.
			if ( 'keyup' === event.type && 27 === event.which ) {
				event.target.value = '';
			}

			if ( wp.updates.searchTerm === data.s && 'typechange' !== eventtype ) {
				return;
			} else {
				$pluginFilter.empty();
				wp.updates.searchTerm = data.s;
			}

			if ( window.history && window.history.replaceState ) {
				window.history.replaceState( null, '', searchLocation );
			}

			if ( ! $searchTab.length ) {
				$searchTab = $( '<li class="plugin-install-search" />' )
					.append( $( '<a />', {
						'class': 'current',
						'href': searchLocation,
						'text': __( 'Search Results' )
					} ) );

				$( '.wp-filter .filter-links .current' )
					.removeClass( 'current' )
					.parents( '.filter-links' )
					.prepend( $searchTab );

				$pluginFilter.prev( 'p' ).remove();
				$( '.plugins-popular-tags-wrapper' ).remove();
			}

			if ( 'undefined' !== typeof wp.updates.searchRequest ) {
				wp.updates.searchRequest.abort();
			}
			$( 'body' ).addClass( 'loading-content' );

			wp.updates.searchRequest = wp.ajax.post( 'search-install-plugins', data ).done( function( response ) {
				$( 'body' ).removeClass( 'loading-content' );
				$pluginFilter.append( response.items );
				delete wp.updates.searchRequest;

				if ( 0 === response.count ) {
					wp.a11y.speak( __( 'You do not appear to have any plugins available at this time.' ) );
				} else {
					wp.a11y.speak(
						sprintf(
							/* translators: %s: Number of plugins. */
							__( 'Number of plugins found: %d' ),
							response.count
						)
					);
				}
			} );
		}, 1000 ) );

		if ( $pluginSearch.length ) {
			$pluginSearch.attr( 'aria-describedby', 'live-search-desc' );

		}

		/**
		 * Handles changes to the plugin search box on the Installed Plugins screen,
		 * searching the plugin list dynamically.
		 *
		 * @since 4.6.0
		 */
		$pluginSearch.on( 'keyup input', _.debounce( function( event ) {
			var data = {
				_ajax_nonce:   wp.updates.ajaxNonce,
				s:             encodeURIComponent( event.target.value ),
				pagenow:       pagenow,
				plugin_status: 'all'
			},
			queryArgs,
			searchStringLength = $pluginSearch.val().length;

			// Set the autocomplete attribute, turning off autocomplete 1 character before ajax search kicks in.
			if ( wp.updates.shouldSearch( searchStringLength ) ) {
				$pluginSearch.attr( 'autocomplete', 'off' );
			} else {
				$pluginSearch.attr( 'autocomplete', 'on' );
				return;
			}

			// Clear on escape.
			if ( 'keyup' === event.type && 27 === event.which ) {
				event.target.value = '';
			}

			if ( wp.updates.searchTerm === data.s ) {
				return;
			} else {
				wp.updates.searchTerm = data.s;
			}

			queryArgs = _.object( _.compact( _.map( location.search.slice( 1 ).split( '&' ), function( item ) {
				if ( item ) return item.split( '=' );
			} ) ) );

			data.plugin_status = queryArgs.plugin_status || 'all';

			if ( window.history && window.history.replaceState ) {
				window.history.replaceState( null, '', location.href.split( '?' )[ 0 ] + '?s=' + data.s + '&plugin_status=' + data.plugin_status );
			}

			if ( 'undefined' !== typeof wp.updates.searchRequest ) {
				wp.updates.searchRequest.abort();
			}

			$bulkActionForm.empty();
			$( 'body' ).addClass( 'loading-content' );
			$( '.subsubsub .current' ).removeClass( 'current' );

			wp.updates.searchRequest = wp.ajax.post( 'search-plugins', data ).done( function( response ) {

				// Can we just ditch this whole subtitle business?
				var $subTitle    = $( '<span />' ).addClass( 'subtitle' ).html(
					sprintf(
						/* translators: %s: Search query. */
						__( 'Search results for: %s' ),
						'<strong>' + _.escape( decodeURIComponent( data.s ) ) + '</strong>'
					) ),
					$oldSubTitle = $( '.wrap .subtitle' );

				if ( ! data.s.length ) {
					$oldSubTitle.remove();
					$( '.subsubsub .' + data.plugin_status + ' a' ).addClass( 'current' );
				} else if ( $oldSubTitle.length ) {
					$oldSubTitle.replaceWith( $subTitle );
				} else {
					$( '.wp-header-end' ).before( $subTitle );
				}

				$( 'body' ).removeClass( 'loading-content' );
				$bulkActionForm.append( response.items );
				delete wp.updates.searchRequest;

				if ( 0 === response.count ) {
					wp.a11y.speak( __( 'No plugins found. Try a different search.'  ) );
				} else {
					wp.a11y.speak(
						sprintf(
							/* translators: %s: Number of plugins. */
							__( 'Number of plugins found: %d' ),
							response.count
						)
					);
				}
			} );
		}, 500 ) );

		/**
		 * Trigger a search event when the search form gets submitted.
		 *
		 * @since 4.6.0
		 */
		$document.on( 'submit', '.search-plugins', function( event ) {
			event.preventDefault();

			$( 'input.wp-filter-search' ).trigger( 'input' );
		} );

		/**
		 * Trigger a search event when the "Try Again" button is clicked.
		 *
		 * @since 4.9.0
		 */
		$document.on( 'click', '.try-again', function( event ) {
			event.preventDefault();
			$pluginInstallSearch.trigger( 'input' );
		} );

		/**
		 * Trigger a search event when the search type gets changed.
		 *
		 * @since 4.6.0
		 */
		$( '#typeselector' ).on( 'change', function() {
			var $search = $( 'input[name="s"]' );

			if ( $search.val().length ) {
				$search.trigger( 'input', 'typechange' );
			}
		} );

		/**
		 * Click handler for updating a plugin from the details modal on `plugin-install.php`.
		 *
		 * @since 4.2.0
		 *
		 * @param {Event} event Event interface.
		 */
		$( '#plugin_update_from_iframe' ).on( 'click', function( event ) {
			var target = window.parent === window ? null : window.parent,
				update;

			$.support.postMessage = !! window.postMessage;

			if ( false === $.support.postMessage || null === target || -1 !== window.parent.location.pathname.indexOf( 'update-core.php' ) ) {
				return;
			}

			event.preventDefault();

			update = {
				action: 'update-plugin',
				data:   {
					plugin: $( this ).data( 'plugin' ),
					slug:   $( this ).data( 'slug' )
				}
			};

			target.postMessage( JSON.stringify( update ), window.location.origin );
		} );

		/**
		 * Handles postMessage events.
		 *
		 * @since 4.2.0
		 * @since 4.6.0 Switched `update-plugin` action to use the queue.
		 *
		 * @param {Event} event Event interface.
		 */
		$( window ).on( 'message', function( event ) {
			var originalEvent  = event.originalEvent,
				expectedOrigin = document.location.protocol + '//' + document.location.host,
				message;

			if ( originalEvent.origin !== expectedOrigin ) {
				return;
			}

			try {
				message = JSON.parse( originalEvent.data );
			} catch ( e ) {
				return;
			}

			if ( ! message ) {
				return;
			}

			if (
				'undefined' !== typeof message.status &&
				'undefined' !== typeof message.slug &&
				'undefined' !== typeof message.text &&
				'undefined' !== typeof message.ariaLabel
			) {
				var $card = $( '.plugin-card-' + message.slug ),
					$message = $card.find( '[data-slug="' + message.slug + '"]' );

				if ( 'undefined' !== typeof message.removeClasses ) {
					$message.removeClass( message.removeClasses );
				}

				if ( 'undefined' !== typeof message.addClasses ) {
					$message.addClass( message.addClasses );
				}

				if ( '' === message.ariaLabel ) {
					$message.removeAttr( 'aria-label' );
				} else {
					$message.attr( 'aria-label', message.ariaLabel );
				}

				if ( 'dependencies-check-success' === message.status ) {
					$message
						.attr( 'data-name', message.pluginName )
						.attr( 'data-slug', message.slug )
						.attr( 'data-plugin', message.plugin )
						.attr( 'href', message.href );
				}

				$message.text( message.text );
			}

			if ( 'undefined' === typeof message.action ) {
				return;
			}

			switch ( message.action ) {

				// Called from `wp-admin/includes/class-wp-upgrader-skins.php`.
				case 'decrementUpdateCount':
					/** @property {string} message.upgradeType */
					wp.updates.decrementCount( message.upgradeType );
					break;

				case 'install-plugin':
				case 'update-plugin':
					if ( 'undefined' === typeof message.data || 'undefined' === typeof message.data.slug ) {
						return;
					}

					message.data = wp.updates._addCallbacks( message.data, message.action );

					wp.updates.queue.push( message );
					wp.updates.queueChecker();
					break;
			}
		} );

		/**
		 * Adds a callback to display a warning before leaving the page.
		 *
		 * @since 4.2.0
		 */
		$( window ).on( 'beforeunload', wp.updates.beforeunload );

		/**
		 * Prevents the page form scrolling when activating auto-updates with the Spacebar key.
		 *
		 * @since 5.5.0
		 */
		$document.on( 'keydown', '.column-auto-updates .toggle-auto-update, .theme-overlay .toggle-auto-update', function( event ) {
			if ( 32 === event.which ) {
				event.preventDefault();
			}
		} );

		/**
		 * Click and keyup handler for enabling and disabling plugin and theme auto-updates.
		 *
		 * These controls can be either links or buttons. When JavaScript is enabled,
		 * we want them to behave like buttons. An ARIA role `button` is added via
		 * the JavaScript that targets elements with the CSS class `aria-button-if-js`.
		 *
		 * @since 5.5.0
		 */
		$document.on( 'click keyup', '.column-auto-updates .toggle-auto-update, .theme-overlay .toggle-auto-update', function( event ) {
			var data, asset, type, $parent,
				$toggler = $( this ),
				action = $toggler.attr( 'data-wp-action' ),
				$label = $toggler.find( '.label' );

			if ( 'keyup' === event.type && 32 !== event.which ) {
				return;
			}

			if ( 'themes' !== pagenow ) {
				$parent = $toggler.closest( '.column-auto-updates' );
			} else {
				$parent = $toggler.closest( '.theme-autoupdate' );
			}

			event.preventDefault();

			// Prevent multiple simultaneous requests.
			if ( $toggler.attr( 'data-doing-ajax' ) === 'yes' ) {
				return;
			}

			$toggler.attr( 'data-doing-ajax', 'yes' );

			switch ( pagenow ) {
				case 'plugins':
				case 'plugins-network':
					type = 'plugin';
					asset = $toggler.closest( 'tr' ).attr( 'data-plugin' );
					break;
				case 'themes-network':
					type = 'theme';
					asset = $toggler.closest( 'tr' ).attr( 'data-slug' );
					break;
				case 'themes':
					type = 'theme';
					asset = $toggler.attr( 'data-slug' );
					break;
			}

			// Clear any previous errors.
			$parent.find( '.notice.notice-error' ).addClass( 'hidden' );

			// Show loading status.
			if ( 'enable' === action ) {
				$label.text( __( 'Enabling...' ) );
			} else {
				$label.text( __( 'Disabling...' ) );
			}

			$toggler.find( '.dashicons-update' ).removeClass( 'hidden' );

			data = {
				action: 'toggle-auto-updates',
				_ajax_nonce: settings.ajax_nonce,
				state: action,
				type: type,
				asset: asset
			};

			$.post( window.ajaxurl, data )
				.done( function( response ) {
					var $enabled, $disabled, enabledNumber, disabledNumber, errorMessage,
						href = $toggler.attr( 'href' );

					if ( ! response.success ) {
						// if WP returns 0 for response (which can happen in a few cases),
						// output the general error message since we won't have response.data.error.
						if ( response.data && response.data.error ) {
							errorMessage = response.data.error;
						} else {
							errorMessage = __( 'The request could not be completed.' );
						}

						$parent.find( '.notice.notice-error' ).removeClass( 'hidden' ).find( 'p' ).text( errorMessage );
						wp.a11y.speak( errorMessage, 'assertive' );
						return;
					}

					// Update the counts in the enabled/disabled views if on a screen
					// with a list table.
					if ( 'themes' !== pagenow ) {
						$enabled       = $( '.auto-update-enabled span' );
						$disabled      = $( '.auto-update-disabled span' );
						enabledNumber  = parseInt( $enabled.text().replace( /[^\d]+/g, '' ), 10 ) || 0;
						disabledNumber = parseInt( $disabled.text().replace( /[^\d]+/g, '' ), 10 ) || 0;

						switch ( action ) {
							case 'enable':
								++enabledNumber;
								--disabledNumber;
								break;
							case 'disable':
								--enabledNumber;
								++disabledNumber;
								break;
						}

						enabledNumber = Math.max( 0, enabledNumber );
						disabledNumber = Math.max( 0, disabledNumber );

						$enabled.text( '(' + enabledNumber + ')' );
						$disabled.text( '(' + disabledNumber + ')' );
					}

					if ( 'enable' === action ) {
						// The toggler control can be either a link or a button.
						if ( $toggler[ 0 ].hasAttribute( 'href' ) ) {
							href = href.replace( 'action=enable-auto-update', 'action=disable-auto-update' );
							$toggler.attr( 'href', href );
						}
						$toggler.attr( 'data-wp-action', 'disable' );

						$label.text( __( 'Disable auto-updates' ) );
						$parent.find( '.auto-update-time' ).removeClass( 'hidden' );
						wp.a11y.speak( __( 'Auto-updates enabled' ) );
					} else {
						// The toggler control can be either a link or a button.
						if ( $toggler[ 0 ].hasAttribute( 'href' ) ) {
							href = href.replace( 'action=disable-auto-update', 'action=enable-auto-update' );
							$toggler.attr( 'href', href );
						}
						$toggler.attr( 'data-wp-action', 'enable' );

						$label.text( __( 'Enable auto-updates' ) );
						$parent.find( '.auto-update-time' ).addClass( 'hidden' );
						wp.a11y.speak( __( 'Auto-updates disabled' ) );
					}

					$document.trigger( 'wp-auto-update-setting-changed', { state: action, type: type, asset: asset } );
				} )
				.fail( function() {
					$parent.find( '.notice.notice-error' )
						.removeClass( 'hidden' )
						.find( 'p' )
						.text( __( 'The request could not be completed.' ) );

					wp.a11y.speak( __( 'The request could not be completed.' ), 'assertive' );
				} )
				.always( function() {
					$toggler.removeAttr( 'data-doing-ajax' ).find( '.dashicons-update' ).addClass( 'hidden' );
				} );
			}
		);
	} );
})( jQuery, window.wp, window._wpUpdatesSettings );
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In most modern devices, the number regarding lines that will pay off for” “a gamer depends on the particular number of credits (money or coin-in) wagered on a new particular spin. Those first machines will be paid out based about the mechanical features of the device. However, modern equipment not merely often employ video reels yet also make full use of random number generators instead of mechanical operation to determine champions.

The strategy of progressive jackpots dates back to be able to 1986 when the particular Megabucks machine seemed to be introduced, allowing earnings to accumulate until the player hit the jackpot. Today, many popular progressive slot machines are connected around multiple casinos, more increasing the jackpot feature potential. Classic slot machines, often referred to be able to as 3-reel slot machine games, provide quick plus satisfying action. These games are great for players who appreciate easy and fast-paced game play. With their standard design and mechanics, classic slots charm to both newbies and seasoned gamers. Typically, these slot machines feature one to three paylines, making them easy in order to understand and enjoy.

Slot Tip 4:  Always Enjoy Within Your Budget And Become Willing To Lower Your Guess Or Stop Playing If You Struck A Limit

Bets can be as minimal as 1c each spin, playing with your local on line casino or online is usually easier than at any time to access your bank roll. Modern slot” “equipment games trace to large and unique machines manufactured by an enthusiastic mechanic (and tinkerer) of typically the late 19th millennium, Charles Fey. The machine that Fey created was very simple but complex in concept, and also this machine was the Liberty Bell. Note that these online slot machine game strategies work finest with games that have the lowest volatility since you will need to adjust the dimensions of the gamble as you proceed. Scatter symbols are usually special icons of which can fork out irregardless of their place on the reels, often triggering reward features mostbet.

  • It’s quick to customize amount of credits you’d like to participate in too.
  • Because of the long odds, seeking to win a huge jackpot is most likely unrealistic.
  • You’ll learn what to be able to expect and exactly how to adjust your current playing style to be able to the features of a particular slot device game.
  • For example, the Blood Suckers slot with the RTP of 98% returns to all players $98 of $100 expended inside; $2 is usually the house edge.
  • Therefore, carry out not rush to immediately place actual bets, but initial, get accustomed to the position controls.

Now, your house edge will vary with respect to the” “video game that players opt to play, and typically the total bet amount which is placed. Developers are continually striving to innovate and even create new ways for players to be able to win in a great attempt to retain player interest. One of those innovations seemed to be respins or cascading down symbols – which in turn are certain emblems which cause reels to respin to produce bigger wins or multipliers with outrageous symbols potentially. With all the success and recognition, there is usually one thing which includes always been some sort of given for position machines. In essence, they have been income generators regarding casinos for several years in spite of featuring large plus relatively frequent affiliate payouts. Once you’ve set your desired bet, press the “Spin” button or draw the lever (if available) to trigger the spin.

Beginners Guide: How To Play Slots Regarding Dummies

Keeping with the straightforward nature of playing slots at on the web casinos, if gamers have trouble, these types of websites offer consumer service. The special offers that online casinos offer purely relate with in-game aspects such as bonus money in addition to free spins for slots. The appeal of slot machines is the possiblity to hit big which has a jackpot payday. Over the years, developers have continued to find ways to boost the jackpots regarding players without stopping too much of the edge for your casino.

The most realistic strategy when betting on slot machines is bankroll management; its essence is usually rather simple. Each player can devote a certain amount on bets, in addition to spending it within one evening is a bad concept; a wise option is to split your bankroll volume into several parts. For example, following making a deposit, you can divide it into components simultaneously and use only one piece per day for making bets mostbet app.

Slot Tournaments

Today almost all progressives are linked electronically to other machines, with all credit played in the particular linked machines adding to a typical jackpot. Woe will be the person who hits three jackpot symbols about a buy-a-pay together with only one gold coin played — typically the player gets practically nothing back. On some sort of multiplier, payoffs are proportionate for each coin played — apart from, usually, for that leading jackpot.

  • Their slots selection includes progressive jackpot feature games, as well as a massive selection of all traditional slots you’d count on to find.
  • This is because slot games can be highly addicting and can prospect a player to chase their losses.
  • Nowadays, known because a philanthropist, Bill Redd (also referred to as Si) was among the Bally group’s designers in the 1971s.
  • With all the achievement and popularity, there will be one thing that has always been a new given for slot machine machines.

The wide collection of slot games, like exclusive titles, guarantees a varied plus exciting gaming knowledge. Here are many of the most effective online casinos for slot machine machines and precisely what causes them to be stand out there. A Night Using Cleo transports gamers to the planet of Ancient Egypt, complete with icons such as scarab beetles and the Eye of Horus. This game holds out for its unique bonus models, which add a great extra layer associated with excitement to the gameplay. Players can easily also make use of the chance feature, that allows all of them to attempt in order to double their winnings after any effective spin.

How To Play Slot Machines On-line: Step By Phase Instructions For Beginners

Among other things, site visitors will discover a day-to-day dose of content articles with the newest poker news, reside reporting from tournaments, exclusive videos, podcasts, reviews and bonus deals and so much more. With these kinds of eligibility factors and even any others you might find, your best choice is always in order to game details or even information before a person commit to enjoying. Sean Chaffin can be a longtime freelance article writer, editor, and former high school writing teacher. If you ever feel it’s learning to be a problem, urgently speak to a helpline in your country for immediate” “assistance. From in-depth testimonials and helpful guidelines to the latest reports, we’re here to be able to help you find a very good platforms and create informed decisions every step of the particular way.

They had been featuring three” “re-writing reels operated by way of a handle and a new single slot to be able to place a coin into. This equipment had only one shell out line, with each and every reel featuring several symbols – many you would acknowledge today – spades, hearts, diamonds, a new horseshoe, and the bell. This method requires players to be able to be more involved with every earn, so having some sort of calculator close by is recommended. Instead of changing the particular size of the particular bet based in won or lost rounds, the method has a set bet determined being a percentage of typically the available balance. Using 5% can become convenient, but all of us prefer staying secure and only wagering 3%. Slot machines top the record with regards to the almost all attractive casino game titles for gamblers, the two online and in land-based casinos.

Top Payment Procedures Available On Stake Casino

This feature means that you can spin a slot machine game game without seeking to connect to the particular game, but you is going to take care to be able to ensure you’re not really spending too much per spin. Wilds usually are special symbols that can replace other symbols on paylines to generate benefits. They are typically the most crucial symbols in the particular game and may also sometimes induce bonus features.

  • Additionally, players could unlock bonus capabilities through scatter signs” “that trigger special features.
  • If a person start thinking, “Well, they’re only credit, ” or even, “They’re already paid out for, ” it’s harder to persuade yourself to guard your bankroll.
  • At the core involving every authentic internet gambling platform is gaming software.
  • Players may also withdraw their funds by hitting “Cash Out and about. ” An individual can will certainly then receive a paper voucher together with the balance amount that can become used in another machine.

The user interface is definitely crafted to mirror the appearance and even ambiance of the conventional gambling establishment, featuring intuitive selections and controls. Volatility measures the frequency as well as the size regarding the wins that will the slots spend. For example, in case you prefer big is the winner less often, then you will want to perform an increased volatility slot; in case you prefer a low volatility slot then an individual will get smaller sized, more frequent is the winner. Commonly, this symbol is very totally different from the other symbols, therefore it is easy to distinguish besides making it simpler to understand the gameplay. Depending how many you obtain, could be dependent about the reward an individual are given; but like always, this may also vary per game.

Are There Different Types Of Slot Machines?

That about wraps upward our How in order to Play Slot Devices for Beginners guidebook. If you’ve appreciated it and are ready to try many free slots with regard to yourself, check out our slot reviews web page now. After a new few spins about those, you’ll grasp all of the particular concepts you’ve figured out about here. Paylines often confuse starter slots players the most, and no Exactly how to Play Slot machine Machines for Beginners guide would be full without explaining all of them further. Each symbol has a different worth and exactly how much you win for making combinations will be identified by the value of the symbols.

  • Don’t forget to be able to carefully experience almost all of the great print, because a few terms & situations can limit claiming, usage or cashing out of bonuses.
  • First, you should note that you can always find out exactly what bonus rounds and even special features the game has by viewing the paytable.
  • The goal with this specific strategy for earning at slots is usually to win back our losses.
  • Slot machines have are available a long approach since being simple machines and actually their role since store vending equipment.
  • Once you’ve established your desired gamble, press the “Spin” button or draw the lever (if available) to initiate the spin.

He’s written several books, generally on the topics of card counting and the different blackjack systems they employed over the particular years. He in addition runs a effective YouTube channel wherever he showcases various blackjack scenarios with beginner tips about how to overcome the dealer. Bets can be since little as 1c compared to typically the common minimum levels of $5 in order to $10 that stand and card games require.” “[newline]Please note that Slotsspot. com doesn’t work any gambling companies.

How To Play Slot Machines Inside A Casino

Bonus rounds can befuddle some new participants, so we believed we’d describe all of them here so that this specific How to Play Slot Machines intended for Beginners piece will be complete. When the cheats inserted particular numbers of coins in a certain order, the device would fork out. In jurisdictions with licensed casinos, the law takes a very dim view of cheating the video poker machines. Cheating licensed casinos is a criminal offence and will carry stiff prison terms. A zero-bonus balances the particular possibility of greater wins than you see in pick’em bonuses.

  • Over in britain, they include a couple of names for all of them, fruit machines in England and puggy in Scotland.
  • They are created to offer the chance-based, easy-to-play video gaming experience where gamers” “can go back home with potentially big wins using a simple rewrite.
  • However, you may stick to certain rules when playing particular titles; by using them, you could decrease risks and boost your winning possibilities.
  • The bonus round is usually activated by way of a minimum of three scatter symbols – but this can easily vary slot in order to slot.
  • Just such as the relaxed nature of how to play slot machines, players from all over have similar carefree love towards online game.

A gamer has numerous game titles available, something intended for every taste plus interest. However, whilst we can’t inform you how in order to play slot devices and win every time, we can show a couple of slot machine techniques that will assist you win more often. This is knowledge we’ve gained above decades, so bring it in and create sure you realize that before choosing which usually game to enjoy. Some slot machines in the 1960s and ‘70s had been vulnerable to ordinary magnets. Cheaters could make use of the magnets in order to make the fishing reels float freely alternatively of stopping about a spin.

How To Play Position Machines: A Step By Step Guide

Usually, classic, fruits, 3D, and progressive jackpot slot equipment are available with all online internet casinos. Old-fashioned slot equipment have only one horizontal payline, along which in turn three winning emblems (usually fruit icons or 7s) have to line upwards for you to be paid out. The vast bulk of today’s position machines, however, are multi-payline, with a few featuring up to 100 paylines or more.

  • So, let’s say that we all start with $100, which usually means our 1st bet is 3%.
  • It works generally the same manner regarding all slot devices, although there may become some variations based on the application developer.
  • These are the added features that assist to boost your payout in the particular game.
  • There is enough diversity and choice available amongst the slot machine game games industry.
  • “Each game comes with a unique combo of features like bonus rounds, thrilling varied animation alternatives, modern machines, multiplier machines, wild icons, and more.

The risk is that a new dry run can lead to a large bet that may be difficult in order to sustain. Some slot machine games feature progressive jackpots, where a small portion of each and every bet contributes to be able to a growing goldmine that can always be won by getting a specific combo or at unique. Find out about slot machines, how that they work and how to play slots for actual money with our own full guide.

How Developers Found Ways To Increase Jackpots

The worst factor you can apply at slot machines is always to chase loss by increasing the bet level. The chances are good that you may lose a lot more cash, and probably crazily run through the bankroll. When selecting an ideal bet level for your slot play, your decision is usually a trade-off among risk and payment.

  • The machine became known as the Liberty Bell and Fey spawned an evergrowing industry.
  • There are video games in penny, 2-cent, nickel, 10-cent, 1 fourth, dollar and also $100 denominations, and several machines allow players in order to choose which denomination they want to be able to use.
  • Nearly everyone is guilty associated with not reading Apple or Google words of service, but you shouldn’t are available to a casino with that same mindset.
  • The slot machine machine landscape has always been dependent upon the improvements and innovations involving software companies.
  • These slots are normally great for players who just want to have many fun create typically the most of their particular play.

It’s important to read the cup or help menus and learn precisely what type of device it is. The three major forms of reel-spinning slot machines are the multiplier, the buy-a-pay along with the progressive. Modern movie slots, of program, don’t have real coins but instead use virtual bridal party. To period pay-out odds, simply cash out your own slot credits straight into a real money balance. If you’re gunning for the big bucks, on the other hand, you would end up being wise to stick to high volatility slots.

Slot Hint 10:  Take Benefit Of Bonuses And Even Promotions

In typically the rest, the recognition of attempting to be able to win at slot machines is surging to the point slot machine game play is rivaling table play. On those machines, the particular big payoffs have been $50 or $100 — not like typically the big numbers slot machine game players expect today. On systems of which electronically link equipment in several casinos, progressive jackpots reach huge amount of money. It’s quick — just drop coins into typically the slot and push the button or even pull the handle. Newcomers will find the particular personal interaction along with dealers or additional players at the particular tables intimidating — slot players prevent that. And besides, the greatest, most lifestyle-changing jackpots in typically the casino are available upon the slots.

The game software giant incorporated a 4-tier progressive goldmine with levels called mega, major, slight, and mini. In order to be eligible for the tiny jackpot – the lowest of the bunch, you must bet at least 1 cent on all twenty-five paylines (a minimal total of $0. 25). When this comes to video slots, these generally include multi-tier accelerating jackpots. Every video clip slot usually provides between 2 plus 12 progressive goldmine levels, and every level provides a established max bet an individual have to help to make in order to be able to be eligible.

What Occurs When You” “Get On A Slot Machine?

Each slot machine features a pay stand that shows just what symbols have to line up for a pay out of varying sums. These are organized with the greatest payouts, known because the jackpot, on top of the tables and subsequent payouts below those. A desk also includes an amount paid relying on the amount of credits a new player puts in the machine. A random number generator, or perhaps RNG, is a computer technology that is definitely used to determine payouts and jackpots. An RNG makes a sequence associated with simulated random amounts to determine exactly where those reels may land, and therefore which payouts” “are distributed to participants. Modern slot equipment have become high-tech machines with advanced online video, sound, graphics, in addition to gameplay.

  • So, you should recognize that playing slot machine machines are extremely basic – which is part of the reason players love these games.
  • Ordinarily, a traditional 3-reel slot will be an ideal opt for for the player who else likes a pared-down game with not any frills and everything perform.
  • For example, if you owned four matching emblems on reels one, two, four, in addition to five, and some sort of wild landed throughout the middle, you’d have a 5 symbol combination.
  • Usually, classic, fruit, 3D, and progressive jackpot slot machines are available from all online casinos.
  • You can typically do this inside the ‘account’ or ‘banking’ section of your own casino.

The scam artists would likely remove the magnetic only when the fishing reels had aligned throughout a winning combo. My top slot machine game machine strategy ideas – you’ll learned about below – consist of 12 do’s and even 6 don’ts that may assist you in answering the top ‘how to succeed at slot machines? Changing the developed payback percentage demands opening the device and replacing a computer chip. Server-based slot machines that will allow casinos in order to change payout proportions remotely, but there are still polices around making these kinds of changes. It’s certainly not unusual to proceed 20 or fifty or more draws without a one payout on a reel-spinning slot, although payouts tend to be more repeated on video video poker machines. Nor would it be unusual for a device to pay again 150 percent or more for many dozen pulls.

What Is Responsible Game Playing And What Makes It Essential?

Given that they are games of chance, playing slots has more to perform with luck as compared to strategy. Even so, there are several strategies you can employ to select some sort of slot machine that may likely pay. As you might have got heard before, a person can’t win large payouts at a intensifying slot if you don’t max the wager. A small section of your bet on a modern slot machine game goes straight into a jackpot or perhaps set of jackpots. The more participants wager on typically the progressive lot the bigger its jackpot gets.

  • Not all machines are made the similar way and programmed with the same RTP or payment percentage.
  • To place a bet on the slot machine, simply insert the coins or currency, select your bet size, and take the lever or perhaps press the rotate button.
  • Alternatively, you can start building up a bankroll by keeping aside small amounts through your savings and after that begin gambling after getting saved enough money for a certain variety of slot machines.
  • Let’s consider a closer look at the sorts of bonus icons you’re more likely to find in a regular online” “slot.

Other accelerating slots are connected within a casino, although some are interconnected across all internet casinos featuring that certain game. For a new genuine casino experience from the coziness of your abode, live dealer games certainly are a must consider. These games, including live blackjack, different roulette games, and baccarat, feature real human retailers who interact along with players via reside video streams. Players can participate in current gameplay, detailed with interpersonal interaction, creating a great immersive and genuine casino atmosphere. They” “come in various themes and give a stimulating blend of gameplay, visuals, plus the possibility for significant winnings. Demo methods are available regarding players to train and even familiarize themselves along with the game with out risking real cash.

Starting In Order To Play Slots

Yes, due to the fact demo versions permit you to test slots, check their particular characteristics, and do not risk your own funds. While wagering, it is essential to control yourself, while emotions often usually tend to get free from control. It is incredibly common when you strike a large reward and lose manage, forgetting about caution as well as the strategy you adhere to. Aside coming from these run-of-the-mill strategies, participate in slot machine tournaments whenever feasible.

  • Understanding design and even mechanics in the sport is essential ahead of spinning the fishing reels.
  • Don’t hesitate in order to ask tough queries; other gamblers are usually willing to out a poor apple.
  • The scam artists would remove the magnet only if the reels had aligned within a winning mixture.
  • Video slots are acknowledged for their advanced graphics and several paylines, which will enhance the chances regarding winning.
  • The paytable also shows the value of every symbol, indicating the amount you win intended for matching different icons on a payline.

When playing video poker machines online, you could decrease or raise your stake by simply clicking on typically the BET/STAKE button. For example, classic on the internet slots based about traditional slot equipment have 3 reels. Three-reel slot games put more importance on their leading jackpots but have got a lesser hit regularity with additional losing spins. If you’re pondering how to win at slots, three-reel position games do offer slot players typically the best possiblity to get big, but additionally the particular best chance in order to lose fast. Every good online gambling establishment will have an array of games to attempt at no cost or true money.

How To Experience Video Poker Machines: The Pokernews Guide

The microprocessors driving today’s machines are set with random-number generation devices that govern winning combinations. Many position players pump money into two or more adjacent devices at a time, although if the casino will be crowded and others are having problems finding places to play, limit yourself to one machine. Select your bets and paylines, and get a theme and bonus feature of which interests you. Online slot software will be governed by the Arbitrary Number Generator, or perhaps RNG. As quickly as you struck the ‘Spin’ key, an algorithm can determine where and if the reels can stop. The process is completely unique, and slot designers have their games examined before they hit the casino industry, along with periodically audited with time.

  • This network impact results in massive jackpots, some of which can become truly life-changing.
  • While learning how in order to play casino slot machine games, there are particular factors that you have to always keep in mind when choosing the proper slot machine game game.
  • Added for the paylines and payout structures, deciphering the bet measurements is likewise crucial, as it can have an effect on both the possible winnings and the particular overall game.
  • You may well also get a feeling whether it’s achievable to win in slot games and even if so how to win in slots.

Now, a new payout and goldmine is determined as quickly as the player hits the switch to spin the particular reels. If you’re purely after massive jackpots, you ought to consider playing the subsequent games. These top rated progressive jackpot slots have paid out many of the greatest online slot jackpots of all time.

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