PreviewEventDeletion::create_job() - Code Metrics - Inspection of "Daily Inspection: Perform cascading deletion in ba..." - eventespresso/event-espresso-core - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — CASC/base (fc1e8e)

unknown

created 2020-01-03 21:19 UTC

PreviewEventDeletion::create_job() B

↳ Parent: PreviewEventDeletion

Complexity

Conditions	3
Paths	4

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
nc	4
nop	1
dl	0
loc	57
rs	8.9381
c	0
b	0
f	0

How to fix Long Method

<?php

namespace EventEspressoBatchRequest\JobHandlers;

use EEM_Event;
use EEM_Price;
use EEM_Ticket;
use EventEspresso\core\exceptions\InvalidClassException;
use EventEspresso\core\services\orm\tree_traversal\ModelObjNode;
use EventEspressoBatchRequest\Helpers\BatchRequestException;
use EventEspressoBatchRequest\Helpers\JobParameters;
use EventEspressoBatchRequest\Helpers\JobStepResponse;
use EventEspressoBatchRequest\JobHandlerBaseClasses\JobHandler;

/**
 * Class EventDeletion
 *
 * Given a list of event IDs, identified all the dependent model objects that would need to be deleted in order to not
 * leave any orphaned data.
 *
 * @package     Event Espresso
 * @author         Mike Nelson
 * @since         $VID:$
 *
 */
class PreviewEventDeletion extends JobHandler
{


    /**
     *
     * @param JobParameters $job_parameters
     * @throws BatchRequestException
     * @return JobStepResponse
     */
    public function create_job(JobParameters $job_parameters)
    {
        // Set the "root" model objects we will want to delete (record their ID and model)
        $event_ids = $job_parameters->request_datum('EVT_IDs', array());
        // Find all the root nodes to delete (this isn't just events, because there's other data, like related tickets,
        // prices, message templates, etc, whose model definition doesn't make them dependent on events. But,
        // we have no UI to access them independent of events, so they may as well get deleted too.)
        $model_objects_to_delete = [];
        foreach ($event_ids as $event_id) {
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
            $event = EEM_Event::instance()->get_one_by_ID($event_id);
            // Also, we want to delete their related, non-global, tickets, prices and message templates
            $related_non_global_tickets = EEM_Ticket::instance()->get_all_deleted_and_undeleted(
                [
                    [
                        'TKT_is_default' => false,
                        'Datetime.EVT_ID' => $event_id
                    ]
                ]
            );
            $related_non_global_prices = EEM_Price::instance()->get_all_deleted_and_undeleted(
                [
                    [
                        'PRC_is_default' => false,
                        'Ticket.Datetime.EVT_ID' => $event_id
                    ]
                ]
            );
            $related_message_templates = $event->get_many_related(
                'Message_Template_Group',
                [
                    [
                        'MTP_is_global' => false
                    ]
                ]
            );
            $model_objects_to_delete = array_merge(
                $model_objects_to_delete,
                [$event],
                $related_non_global_tickets,
                $related_non_global_prices,
                $related_message_templates
            );
        }
        $roots = [];
        foreach ($model_objects_to_delete as $model_object) {
            $roots[] = new ModelObjNode($model_object->ID(), $model_object->get_model());
        }
        $job_parameters->add_extra_data('roots', $roots);
        // Set an estimate of how long this will take (we're discovering as we go, so it seems impossible to give
        // an accurate count.)
        $estimated_work_per_model_obj = 100;
        $job_parameters->set_job_size(count($roots) * $estimated_work_per_model_obj);
        return new JobStepResponse(
            $job_parameters,
            esc_html__('Generating preview of data to be deleted...', 'event_espresso')
        );
    }

    /**
     * Performs another step of the job
     * @param JobParameters $job_parameters
     * @param int $batch_size
     * @return JobStepResponse
     * @throws BatchRequestException
     */
    public function continue_job(JobParameters $job_parameters, $batch_size = 50)
    {
        // Serializing and unserializing is what really makes this drag on (eg on localhost, the ajax requests took
        // about 4 seconds when the batch size was 250, but 3 seconds when the batch size was 50. So like
        // 50% of the request is just serializing and unserializing.) So, make the batches much bigger.
        $batch_size *= 3;
        $units_processed = 0;
        foreach ($job_parameters->extra_datum('roots', array()) as $root_node) {
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
            if ($units_processed >= $batch_size) {
                break;
            }
            if (! $root_node instanceof ModelObjNode) {
                throw new InvalidClassException('ModelObjNode');
            }
            if ($root_node->isComplete()) {
                continue;
            }
            $units_processed += $root_node->visit($batch_size - $units_processed);
        }
        $job_parameters->mark_processed($units_processed);
        // If the most-recently processed root node is complete, we must be all done because we're doing them
        // sequentially.
        if (isset($root_node) && $root_node instanceof ModelObjNode && $root_node->isComplete()) {
            $job_parameters->set_status(JobParameters::status_complete);
            // Show a full progress bar.
            $job_parameters->set_units_processed($job_parameters->job_size());
            $deletion_job_code = $job_parameters->request_datum('deletion_job_code');
            add_option('ee_deletion_' . $deletion_job_code, $job_parameters->extra_datum('roots'), null, 'no');
            return new JobStepResponse(
                $job_parameters,
                esc_html__('Finished identifying items for deletion.', 'event_espresso'),
                [
                    'deletion_job_code' => $deletion_job_code
                ]
            );
        } else {
            // Because the job size was a guess, it may have likely been provden wrong. We don't want to show more work
            // done than we originally said there would be. So adjust the estimate.
            if (($job_parameters->units_processed() / $job_parameters->job_size()) > .8) {
                $job_parameters->set_job_size($job_parameters->job_size() * 2);
            }
            return new JobStepResponse(
                $job_parameters,
                sprintf(
                    esc_html__('Identified %d items for deletion.', 'event_espresso'),
                    $units_processed
                )
            );
        }
    }

    /**
     * Performs any clean-up logic when we know the job is completed
     * @param JobParameters $job_parameters
     * @return JobStepResponse
     * @throws BatchRequestException
     */
    public function cleanup_job(JobParameters $job_parameters)
    {
        // Nothing much to do. We can't delete the option with the built tree because we may need it in a moment for the deletion
    }
}
// End of file EventDeletion.php
// Location: EventEspressoBatchRequest\JobHandlers/EventDeletion.php


1			<?php
2
3			namespace EventEspressoBatchRequest\JobHandlers;
4
5			use EEM_Event;
6			use EEM_Price;
7			use EEM_Ticket;
8			use EventEspresso\core\exceptions\InvalidClassException;
9			use EventEspresso\core\services\orm\tree_traversal\ModelObjNode;
10			use EventEspressoBatchRequest\Helpers\BatchRequestException;
11			use EventEspressoBatchRequest\Helpers\JobParameters;
12			use EventEspressoBatchRequest\Helpers\JobStepResponse;
13			use EventEspressoBatchRequest\JobHandlerBaseClasses\JobHandler;
14
15			/**
16			* Class EventDeletion
17			*
18			* Given a list of event IDs, identified all the dependent model objects that would need to be deleted in order to not
19			* leave any orphaned data.
20			*
21			* @package Event Espresso
22			* @author Mike Nelson
23			* @since $VID:$
24			*
25			*/
26			class PreviewEventDeletion extends JobHandler
27			{
28
29
30			/**
31			*
32			* @param JobParameters $job_parameters
33			* @throws BatchRequestException
34			* @return JobStepResponse
35			*/
36			public function create_job(JobParameters $job_parameters)
37			{
38			// Set the "root" model objects we will want to delete (record their ID and model)
39			$event_ids = $job_parameters->request_datum('EVT_IDs', array());
40			// Find all the root nodes to delete (this isn't just events, because there's other data, like related tickets,
41			// prices, message templates, etc, whose model definition doesn't make them dependent on events. But,
42			// we have no UI to access them independent of events, so they may as well get deleted too.)
43			$model_objects_to_delete = [];
44			foreach ($event_ids as $event_id) {
			0 ignored issues – show Bug introduced 2019-12-31 21:34 UTC by Report Bug Copy Issue Report The expression `$event_ids` of type `string\|array` is not guaranteed to be traversable. How about adding an additional type check? There are different options of fixing this problem. If you want to be on the safe side, you can add an additional type-check: $collection = json_decode($data, true); if ( ! is_array($collection)) { throw new \RuntimeException('$collection must be an array.'); } foreach ($collection as $item) { /** ... / } 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: /** @var array $collection / $collection = json_decode($data, true); foreach ($collection as $item) { /* .. / } Mark the issue as a false-positive*: Just hover the remove button, in the top-right corner of this issue for more options. Loading history...
45			$event = EEM_Event::instance()->get_one_by_ID($event_id);
46			// Also, we want to delete their related, non-global, tickets, prices and message templates
47			$related_non_global_tickets = EEM_Ticket::instance()->get_all_deleted_and_undeleted(
48			[
49			[
50			'TKT_is_default' => false,
51			'Datetime.EVT_ID' => $event_id
52			]
53			]
54			);
55			$related_non_global_prices = EEM_Price::instance()->get_all_deleted_and_undeleted(
56			[
57			[
58			'PRC_is_default' => false,
59			'Ticket.Datetime.EVT_ID' => $event_id
60			]
61			]
62			);
63			$related_message_templates = $event->get_many_related(
64			'Message_Template_Group',
65			[
66			[
67			'MTP_is_global' => false
68			]
69			]
70			);
71			$model_objects_to_delete = array_merge(
72			$model_objects_to_delete,
73			[$event],
74			$related_non_global_tickets,
75			$related_non_global_prices,
76			$related_message_templates
77			);
78			}
79			$roots = [];
80			foreach ($model_objects_to_delete as $model_object) {
81			$roots[] = new ModelObjNode($model_object->ID(), $model_object->get_model());
82			}
83			$job_parameters->add_extra_data('roots', $roots);
84			// Set an estimate of how long this will take (we're discovering as we go, so it seems impossible to give
85			// an accurate count.)
86			$estimated_work_per_model_obj = 100;
87			$job_parameters->set_job_size(count($roots) * $estimated_work_per_model_obj);
88			return new JobStepResponse(
89			$job_parameters,
90			esc_html__('Generating preview of data to be deleted...', 'event_espresso')
91			);
92			}
93
94			/**
95			* Performs another step of the job
96			* @param JobParameters $job_parameters
97			* @param int $batch_size
98			* @return JobStepResponse
99			* @throws BatchRequestException
100			*/
101			public function continue_job(JobParameters $job_parameters, $batch_size = 50)
102			{
103			// Serializing and unserializing is what really makes this drag on (eg on localhost, the ajax requests took
104			// about 4 seconds when the batch size was 250, but 3 seconds when the batch size was 50. So like
105			// 50% of the request is just serializing and unserializing.) So, make the batches much bigger.
106			$batch_size *= 3;
107			$units_processed = 0;
108			foreach ($job_parameters->extra_datum('roots', array()) as $root_node) {
			0 ignored issues – show Bug introduced 2019-12-31 21:34 UTC by Report Bug Copy Issue Report The expression `$job_parameters->extra_datum('roots', array())` of type `string\|array` is not guaranteed to be traversable. How about adding an additional type check? There are different options of fixing this problem. If you want to be on the safe side, you can add an additional type-check: $collection = json_decode($data, true); if ( ! is_array($collection)) { throw new \RuntimeException('$collection must be an array.'); } foreach ($collection as $item) { /** ... / } 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: /** @var array $collection / $collection = json_decode($data, true); foreach ($collection as $item) { /* .. / } Mark the issue as a false-positive*: Just hover the remove button, in the top-right corner of this issue for more options. Loading history...
109			if ($units_processed >= $batch_size) {
110			break;
111			}
112			if (! $root_node instanceof ModelObjNode) {
113			throw new InvalidClassException('ModelObjNode');
114			}
115			if ($root_node->isComplete()) {
116			continue;
117			}
118			$units_processed += $root_node->visit($batch_size - $units_processed);
119			}
120			$job_parameters->mark_processed($units_processed);
121			// If the most-recently processed root node is complete, we must be all done because we're doing them
122			// sequentially.
123			if (isset($root_node) && $root_node instanceof ModelObjNode && $root_node->isComplete()) {
124			$job_parameters->set_status(JobParameters::status_complete);
125			// Show a full progress bar.
126			$job_parameters->set_units_processed($job_parameters->job_size());
127			$deletion_job_code = $job_parameters->request_datum('deletion_job_code');
128			add_option('ee_deletion_' . $deletion_job_code, $job_parameters->extra_datum('roots'), null, 'no');
129			return new JobStepResponse(
130			$job_parameters,
131			esc_html__('Finished identifying items for deletion.', 'event_espresso'),
132			[
133			'deletion_job_code' => $deletion_job_code
134			]
135			);
136			} else {
137			// Because the job size was a guess, it may have likely been provden wrong. We don't want to show more work
138			// done than we originally said there would be. So adjust the estimate.
139			if (($job_parameters->units_processed() / $job_parameters->job_size()) > .8) {
140			$job_parameters->set_job_size($job_parameters->job_size() * 2);
141			}
142			return new JobStepResponse(
143			$job_parameters,
144			sprintf(
145			esc_html__('Identified %d items for deletion.', 'event_espresso'),
146			$units_processed
147			)
148			);
149			}
150			}
151
152			/**
153			* Performs any clean-up logic when we know the job is completed
154			* @param JobParameters $job_parameters
155			* @return JobStepResponse
156			* @throws BatchRequestException
157			*/
158			public function cleanup_job(JobParameters $job_parameters)
159			{
160			// Nothing much to do. We can't delete the option with the built tree because we may need it in a moment for the deletion
161			}
162			}
163			// End of file EventDeletion.php
164			// Location: EventEspressoBatchRequest\JobHandlers/EventDeletion.php
165

eventespresso / event-espresso-core

Branch — CASC/base (fc1e8e)

PreviewEventDeletion::create_job() B

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How to fix Long Method

Long Method

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