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<?php |
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namespace EventEspressoBatchRequest\JobHandlers; |
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use EEM_Event; |
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use EEM_Price; |
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use EEM_Ticket; |
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use EventEspresso\core\exceptions\InvalidClassException; |
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use EventEspresso\core\exceptions\UnexpectedEntityException; |
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use EventEspresso\core\services\orm\tree_traversal\ModelObjNode; |
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use EventEspressoBatchRequest\Helpers\BatchRequestException; |
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use EventEspressoBatchRequest\Helpers\JobParameters; |
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use EventEspressoBatchRequest\Helpers\JobStepResponse; |
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use EventEspressoBatchRequest\JobHandlerBaseClasses\JobHandler; |
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/** |
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* Class EventDeletion |
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* |
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* Given a job code (eg generated by PreviewEventDeletion), performs the deletion of the indicated items. |
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* |
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* @package Event Espresso |
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* @author Mike Nelson |
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* @since $VID:$ |
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* |
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*/ |
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class ExecuteBatchDeletion extends JobHandler |
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{ |
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/** |
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* |
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* @param JobParameters $job_parameters |
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* @throws BatchRequestException |
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* @return JobStepResponse |
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*/ |
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public function create_job(JobParameters $job_parameters) |
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{ |
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$deletion_job_code = $job_parameters->request_datum('deletion_job_code', array()); |
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$roots = get_option('EEBatchDeletion' . $deletion_job_code, null); |
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if($roots === null){ |
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throw new UnexpectedEntityException($roots, 'array', esc_html__('The job seems to be stale. Please press the back button in your browser twice.', 'event_espresso')); |
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} |
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$ids_to_delete = []; |
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foreach ($roots as $root) { |
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if(! $root instanceof ModelObjNode){ |
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throw new UnexpectedEntityException($root, 'ModelObjNode'); |
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} |
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$ids_to_delete = array_replace_recursive($ids_to_delete, $root->getIds()); |
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} |
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$job_parameters->set_extra_data( |
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[ |
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'deletion_job_code' => $deletion_job_code, |
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'ids_to_delete' => $ids_to_delete |
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] |
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); |
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// Find the job's actual size. |
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$job_size = 0; |
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foreach($ids_to_delete as $model_name => $ids){ |
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$job_size += count($ids); |
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} |
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$job_parameters->set_job_size($job_size); |
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return new JobStepResponse( |
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$job_parameters, |
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esc_html__('Beginning to delete items...', 'event_espresso') |
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); |
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} |
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/** |
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* Performs another step of the job |
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* @param JobParameters $job_parameters |
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* @param int $batch_size |
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* @return JobStepResponse |
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* @throws BatchRequestException |
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*/ |
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public function continue_job(JobParameters $job_parameters, $batch_size = 50) |
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{ |
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$units_processed = 0; |
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$ids_to_delete = $job_parameters->extra_datum('ids_to_delete', []); |
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$ids_remaining = []; |
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foreach($ids_to_delete as $model_name => $ids){ |
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if($units_processed < $batch_size){ |
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$model = EE_Registry::instance()->load_model($model_name); |
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$ids_to_delete_this_query = array_slice($ids, 0, $batch_size, true); |
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View Code Duplication |
if ($model->has_primary_key_field()) { |
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$where_conditions = [ |
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$model->primary_key_name() => [ |
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'IN', |
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$ids |
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] |
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]; |
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} else { |
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$where_conditions = [ |
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'OR' => [] |
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]; |
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foreach ($ids as $index_primary_key_string) { |
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$keys_n_values = $model->parse_index_primary_key_string($index_primary_key_string); |
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$where_conditions['OR'][ 'AND*' . $index_primary_key_string ] = $keys_n_values; |
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} |
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} |
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$deletion_count = $model->delete_permanently( |
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[ |
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$where_conditions |
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], |
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false |
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); |
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$units_processed += $deletion_count; |
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$remaining_ids = array_diff_key($ids, $ids_to_delete_this_query); |
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// If there's any more from this model, we'll do them next time. |
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if(count($remaining_ids) > 0){ |
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$ids_remaining[$model_name] = $remaining_ids; |
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} |
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} else { |
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$ids_remaining[$model_name] = $ids_to_delete[$model_name]; |
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} |
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$job_parameters->mark_processed($units_processed); |
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if(empty($ids_remaining)){ |
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$job_parameters->set_status(JobParameters::status_complete); |
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return new JobStepResponse( |
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$job_parameters, |
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esc_html__('Deletion complete.', 'event_espresso') |
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); |
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} |
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$job_parameters->add_extra_data('ids_to_delete', $ids_remaining); |
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return new JobStepResponse( |
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$job_parameters, |
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sprintf( |
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esc_html__('Deleted %d items.', 'event_espresso'), |
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$units_processed |
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) |
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); |
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} |
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} |
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/** |
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* Performs any clean-up logic when we know the job is completed |
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* @param JobParameters $job_parameters |
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* @return JobStepResponse |
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* @throws BatchRequestException |
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*/ |
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public function cleanup_job(JobParameters $job_parameters) |
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{ |
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delete_option( |
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'EEBatchDeletion' . $job_parameters->extra_datum('deletion_job_code') |
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); |
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} |
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} |
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// End of file EventDeletion.php |
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// Location: EventEspressoBatchRequest\JobHandlers/EventDeletion.php |
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There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.