/**
* 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 );