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WordPress

WP_Automatic_Updater::after_plugin_theme_update( array $update_results )

Since
5.5.0
Source
wp-admin/includes/class-wp-automatic-updater.php:1163
Checks whether an email should be sent after attempting plugin or theme updates.

Compatibility

WordPress
since 5.5.0
PHP
7.4–8.6-dev
  • 6.7.7
  • 6.8.8
  • 6.9.7
  • 7.0.4
  • 7.1.0

Present in every tracked release (6.7.7 to 7.1.0), and compiles on PHP 7.4 through 8.6-dev.

Parameters

$update_resultsarray
The results of update tasks.

Performance profile

How much work a call to WP_Automatic_Updater::after_plugin_theme_update() does, and what it touches: the algorithmic scaling, the Zend instruction count per call across PHP versions, the hooks it hands control to, and the core code that calls it. Measured from the compiled opcodes, not a stopwatch, so every number is identical on any machine running the same PHP version, and every function in core is ranked by cost.

Cost class
Light

Touches nothing outside its own arguments.

Scaling
Scales with input

The body loops, so the work grows with what you pass in.

Instructions
12–47

Executed per call on PHP 8.5, depending on the branch taken. The body compiles to 82.

Plugin surface
2 hooks

Third-party callbacks on 'auto_plugin_update_send_email', 'auto_theme_update_send_email' run inside this call, and their cost is not bounded by anything here.

Called by
1

1 place in core call this, so the cost is paid more often than your own code shows.

What it touches

  • hookthird-party callbacksapply_filters()called directly

What one call costs · 6 distinct outcomes

One number would be a lie: the work depends on which branch runs. These are every distinct cost WP_Automatic_Updater::after_plugin_theme_update() can have, taken from its control-flow graph on PHP 8.5.

WhenInstructionsCalls it makes
empty($update_results) && empty($successful_updates) && empty($failed_updates)12none
empty($update_results)17–21->send_plugin_theme_email()
empty($successful_updates) && empty($failed_updates)21–25apply_filters()
always26–34apply_filters(), ->send_plugin_theme_email()
!empty($update_results) && empty($successful_updates) && empty($failed_updates)30–38apply_filters(), apply_filters()
!empty($update_results)35–47apply_filters(), apply_filters(), ->send_plugin_theme_email()

Across PHP versions

Compiles the same on PHP 7.4, 8.1, 8.2, 8.3, 8.4, 8.5 and 8.6-dev: 82 instructions, 12–47 executed per call, 14 branches. The work does not change between versions.

An instruction is not a fixed amount of time, so a matching count is not necessarily the same speed; what it rules out is a difference in the work itself.

Hooks and filters fired · 2

2 hooks fire while WP_Automatic_Updater::after_plugin_theme_update() runs, in this order:

  1. apply_filters( auto_plugin_update_send_email )filterline 1177 (+14 into the body)

    Filters whether to send an email following an automatic background plugin update.

  2. apply_filters( auto_theme_update_send_email )filterline 1200 (+37 into the body)

    Filters whether to send an email following an automatic background theme update.

Uses · 2

Used by · 1

Source code

	protected function after_plugin_theme_update( $update_results ) {		$successful_updates = array();		$failed_updates     = array(); 		if ( ! empty( $update_results['plugin'] ) ) {			/**			 * Filters whether to send an email following an automatic background plugin update.			 *			 * @since 5.5.0			 * @since 5.5.1 Added the `$update_results` parameter.			 *			 * @param bool  $enabled        True if plugin update notifications are enabled, false otherwise.			 * @param array $update_results The results of plugins update tasks.			 */			$notifications_enabled = apply_filters( 'auto_plugin_update_send_email', true, $update_results['plugin'] ); 			if ( $notifications_enabled ) {				foreach ( $update_results['plugin'] as $update_result ) {					if ( true === $update_result->result ) {						$successful_updates['plugin'][] = $update_result;					} else {						$failed_updates['plugin'][] = $update_result;					}				}			}		} 		if ( ! empty( $update_results['theme'] ) ) {			/**			 * Filters whether to send an email following an automatic background theme update.			 *			 * @since 5.5.0			 * @since 5.5.1 Added the `$update_results` parameter.			 *			 * @param bool  $enabled        True if theme update notifications are enabled, false otherwise.			 * @param array $update_results The results of theme update tasks.			 */			$notifications_enabled = apply_filters( 'auto_theme_update_send_email', true, $update_results['theme'] ); 			if ( $notifications_enabled ) {				foreach ( $update_results['theme'] as $update_result ) {					if ( true === $update_result->result ) {						$successful_updates['theme'][] = $update_result;					} else {						$failed_updates['theme'][] = $update_result;					}				}			}		} 		if ( empty( $successful_updates ) && empty( $failed_updates ) ) {			return;		} 		if ( empty( $failed_updates ) ) {			$this->send_plugin_theme_email( 'success', $successful_updates, $failed_updates );		} elseif ( empty( $successful_updates ) ) {			$this->send_plugin_theme_email( 'fail', $successful_updates, $failed_updates );		} else {			$this->send_plugin_theme_email( 'mixed', $successful_updates, $failed_updates );		}	}

Changelog

Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.

  1. 6.7.7
  2. 6.8.8
  3. 6.9.7
  4. 7.0.4
  5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

About this page

Parsed data
Generated from the wordpress-develop 7.0.4 tag, from src/wp-admin/includes/class-wp-automatic-updater.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.
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