WP_Background_Process::handle()

Handle

Contents

Description Description

Pass each queue item to the task handler, while remaining within server memory and time limit constraints.

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Source Source

File: vendor/deliciousbrains/wp-background-processing/classes/wp-background-process.php

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protected function handle() {
    $this->lock_process();
 
    do {
        $batch = $this->get_batch();
 
        foreach ( $batch->data as $key => $value ) {
            $task = $this->task( $value );
 
            if ( false !== $task ) {
                $batch->data[ $key ] = $task;
            } else {
                unset( $batch->data[ $key ] );
            }
 
            if ( $this->time_exceeded() || $this->memory_exceeded() ) {
                // Batch limits reached.
                break;
            }
        }
 
        // Update or delete current batch.
        if ( ! empty( $batch->data ) ) {
            $this->update( $batch->key, $batch->data );
        } else {
            $this->delete( $batch->key );
        }
    } while ( ! $this->time_exceeded() && ! $this->memory_exceeded() && ! $this->is_queue_empty() );
 
    $this->unlock_process();
 
    // Start next batch or complete process.
    if ( ! $this->is_queue_empty() ) {
        $this->dispatch();
    } else {
        $this->complete();
    }
 
    wp_die();
}

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