ExceptionStrategy::prepareExceptionViewModel() - Code Metrics - Inspection of "update license info, etc. in file headers" - cloud-solutions/zend-sentry - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — zend-sentry-update ( f2aae9...dab2b6 )

by Markus

created 2018-10-16 23:06 UTC

ExceptionStrategy::prepareExceptionViewModel() C

↳ Parent: ExceptionStrategy

Complexity

Conditions	10
Paths	11

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	70
rs	6.7878
c	0
b	0
f	0
cc	10
nc	11
nop	1

How to fix Long Method Complexity

<?php

/**
 * Bright Answer ZendSentry
 *
 * This source file is part of the Bright Answer ZendSentry package
 *
 * @package    ZendSentry\Mvc\View\Console\ExceptionStrategy
 * @license    MIT License {@link /docs/LICENSE}
 * @copyright  Copyright (c) 2016, Bright Answer OÜ
 */

namespace ZendSentry\Mvc\View\Console;

use Zend\EventManager\AbstractListenerAggregate;
use Zend\EventManager\EventManagerInterface;
use Zend\Mvc\Application;
use Zend\Mvc\MvcEvent;
use Zend\Stdlib\ResponseInterface;
use Zend\View\Model\ConsoleModel;

/**
 * For the moment, this is just an augmented copy of the default ZF ExceptionStrategy
 * This is on purpose despite the duplication of code until the module stabilizes and it's clear what need exactly
 *
 * @package    ZendSentry\Mvc\View\Console\ExceptionStrategy
 */
class ExceptionStrategy extends AbstractListenerAggregate
{
    /**
     * Display exceptions?
     * @var bool
     */
    protected $displayExceptions = false;

    /**
     * Default Exception Message
     * @var string
     */
    protected $defaultExceptionMessage = "Oh no. Something went wrong, but we have been notified.\n";

    /**
     * A template for message to show in console when an exception has occurred.
     * @var string|callable
     */
    protected $message = <<<EOT
    ======================================================================
       The application has thrown an exception!
    ======================================================================
     :className
     :message
    ----------------------------------------------------------------------
    :file::line
    :stack
    ======================================================================
       Previous Exception(s):
    ======================================================================
    :previous

EOT;

    /**
     * {@inheritDoc}
     */
    public function attach(EventManagerInterface $events, $priority = 1)
    {
        $this->listeners[] = $events->attach(MvcEvent::EVENT_DISPATCH_ERROR, [$this, 'prepareExceptionViewModel']);
        $this->listeners[] = $events->attach(MvcEvent::EVENT_RENDER_ERROR, [$this, 'prepareExceptionViewModel']);
    }

    /**
     * Flag: display exceptions in error pages?
     *
     * @param  bool $displayExceptions
     * @return ExceptionStrategy
     */
    public function setDisplayExceptions($displayExceptions): ExceptionStrategy
    {
        $this->displayExceptions = (bool) $displayExceptions;
        return $this;
    }

    /**
     * Should we display exceptions in error pages?
     *
     * @return bool
     */
    public function displayExceptions(): bool
    {
        return $this->displayExceptions;
    }

    /**
     * Get current template for message that will be shown in Console.
     *
     * @return string
     */
    public function getMessage(): string
    {
        return $this->message;
    }

    /**
     * Set the default exception message
     * @param string $defaultExceptionMessage
     * @return self
     */
    public function setDefaultExceptionMessage($defaultExceptionMessage): self
    {
        $this->defaultExceptionMessage = $defaultExceptionMessage;
        return $this;
    }

    /**
     * Set template for message that will be shown in Console.
     * The message can be a string (template) or a callable (i.e. a closure).
     *
     * The closure is expected to return a string and will be called with 2 parameters:
     *        Exception $exception           - the exception being thrown
     *        boolean   $displayExceptions   - whether to display exceptions or not
     *
     * If the message is a string, one can use the following template params:
     *
     *   :className   - full class name of exception instance
     *   :message     - exception message
     *   :code        - exception code
     *   :file        - the file where the exception has been thrown
     *   :line        - the line where the exception has been thrown
     *   :stack       - full exception stack
     *
     * @param string|callable  $message
     * @return ExceptionStrategy
     */
    public function setMessage($message): ExceptionStrategy
    {
        $this->message = $message;
        return $this;
    }

    /**
     * Create an exception view model, and set the console status code
     *
     * @param  MvcEvent $e
     * @return void
     */
    public function prepareExceptionViewModel(MvcEvent $e): void
    {
        // Do nothing if no error in the event
        $error = $e->getError();
        if (empty($error)) {
            return;
        }

        // Do nothing if the result is a response object
        $result = $e->getResult();
        if ($result instanceof ResponseInterface) {
            return;
        }

        // Proceed to showing an error page with or without exception
        switch ($error) {
            case Application::ERROR_CONTROLLER_NOT_FOUND:
            case Application::ERROR_CONTROLLER_INVALID:
            case Application::ERROR_ROUTER_NO_MATCH:
                // Specifically not handling these
                return;

            case Application::ERROR_EXCEPTION:
            default:
                // Prepare error message
                $exception = $e->getParam('exception');

                // Log exception to sentry by triggering an exception event
                $e->getApplication()->getEventManager()->trigger('logException', $this, ['exception' => $exception]);

                if (\is_callable($this->message)) {
                    $callback = $this->message;
                    $message = (string) $callback($exception, $this->displayExceptions);
                } elseif ($this->displayExceptions && $exception instanceof \Exception) {
                    /* @var $exception \Exception */
                    $message = str_replace(
                        [
                            ':className',
                            ':message',
                            ':code',
                            ':file',
                            ':line',
                            ':stack',
                            ':previous',
                        ], [
                        \get_class($exception),
                        $exception->getMessage(),
                        $exception->getCode(),
                        $exception->getFile(),
                        $exception->getLine(),
                        $exception->getTraceAsString(),
                        $exception->getPrevious(),
                    ],
                        $this->message
                    );
                } else {
                    $message = $this->defaultExceptionMessage;
                }

                // Prepare view model
                $model = new ConsoleModel();
                $model->setResult($message);
                $model->setErrorLevel(1);

                // Inject it into MvcEvent
                $e->setResult($model);

                break;
        }
    }
}

1			<?php
2
3			/**
4			* Bright Answer ZendSentry
5			*
6			* This source file is part of the Bright Answer ZendSentry package
7			*
8			* @package ZendSentry\Mvc\View\Console\ExceptionStrategy
9			* @license MIT License {@link /docs/LICENSE}
10			* @copyright Copyright (c) 2016, Bright Answer OÜ
11			*/
12
13			namespace ZendSentry\Mvc\View\Console;
14
15			use Zend\EventManager\AbstractListenerAggregate;
16			use Zend\EventManager\EventManagerInterface;
17			use Zend\Mvc\Application;
18			use Zend\Mvc\MvcEvent;
19			use Zend\Stdlib\ResponseInterface;
20			use Zend\View\Model\ConsoleModel;
21
22			/**
23			* For the moment, this is just an augmented copy of the default ZF ExceptionStrategy
24			* This is on purpose despite the duplication of code until the module stabilizes and it's clear what need exactly
25			*
26			* @package ZendSentry\Mvc\View\Console\ExceptionStrategy
27			*/
28			class ExceptionStrategy extends AbstractListenerAggregate
29			{
30			/**
31			* Display exceptions?
32			* @var bool
33			*/
34			protected $displayExceptions = false;
35
36			/**
37			* Default Exception Message
38			* @var string
39			*/
40			protected $defaultExceptionMessage = "Oh no. Something went wrong, but we have been notified.\n";
41
42			/**
43			* A template for message to show in console when an exception has occurred.
44			* @var string\|callable
45			*/
46			protected $message = <<<EOT
47			======================================================================
48			The application has thrown an exception!
49			======================================================================
50			:className
51			:message
52			----------------------------------------------------------------------
53			:file::line
54			:stack
55			======================================================================
56			Previous Exception(s):
57			======================================================================
58			:previous
59
60			EOT;
61
62			/**
63			* {@inheritDoc}
64			*/
65			public function attach(EventManagerInterface $events, $priority = 1)
66			{
67			$this->listeners[] = $events->attach(MvcEvent::EVENT_DISPATCH_ERROR, [$this, 'prepareExceptionViewModel']);
68			$this->listeners[] = $events->attach(MvcEvent::EVENT_RENDER_ERROR, [$this, 'prepareExceptionViewModel']);
69			}
70
71			/**
72			* Flag: display exceptions in error pages?
73			*
74			* @param bool $displayExceptions
75			* @return ExceptionStrategy
76			*/
77			public function setDisplayExceptions($displayExceptions): ExceptionStrategy
78			{
79			$this->displayExceptions = (bool) $displayExceptions;
80			return $this;
81			}
82
83			/**
84			* Should we display exceptions in error pages?
85			*
86			* @return bool
87			*/
88			public function displayExceptions(): bool
89			{
90			return $this->displayExceptions;
91			}
92
93			/**
94			* Get current template for message that will be shown in Console.
95			*
96			* @return string
97			*/
98			public function getMessage(): string
99			{
100			return $this->message;
101			}
102
103			/**
104			* Set the default exception message
105			* @param string $defaultExceptionMessage
106			* @return self
107			*/
108			public function setDefaultExceptionMessage($defaultExceptionMessage): self
109			{
110			$this->defaultExceptionMessage = $defaultExceptionMessage;
111			return $this;
112			}
113
114			/**
115			* Set template for message that will be shown in Console.
116			* The message can be a string (template) or a callable (i.e. a closure).
117			*
118			* The closure is expected to return a string and will be called with 2 parameters:
119			* Exception $exception - the exception being thrown
120			* boolean $displayExceptions - whether to display exceptions or not
121			*
122			* If the message is a string, one can use the following template params:
123			*
124			* :className - full class name of exception instance
125			* :message - exception message
126			* :code - exception code
127			* :file - the file where the exception has been thrown
128			* :line - the line where the exception has been thrown
129			* :stack - full exception stack
130			*
131			* @param string\|callable $message
132			* @return ExceptionStrategy
133			*/
134			public function setMessage($message): ExceptionStrategy
135			{
136			$this->message = $message;
137			return $this;
138			}
139
140			/**
141			* Create an exception view model, and set the console status code
142			*
143			* @param MvcEvent $e
144			* @return void
145			*/
146			public function prepareExceptionViewModel(MvcEvent $e): void
147			{
148			// Do nothing if no error in the event
149			$error = $e->getError();
150			if (empty($error)) {
151			return;
152			}
153
154			// Do nothing if the result is a response object
155			$result = $e->getResult();
156			if ($result instanceof ResponseInterface) {
157			return;
158			}
159
160			// Proceed to showing an error page with or without exception
161			switch ($error) {
162			case Application::ERROR_CONTROLLER_NOT_FOUND:
163			case Application::ERROR_CONTROLLER_INVALID:
164			case Application::ERROR_ROUTER_NO_MATCH:
165			// Specifically not handling these
166			return;
167
168			case Application::ERROR_EXCEPTION:
169			default:
170			// Prepare error message
171			$exception = $e->getParam('exception');
172
173			// Log exception to sentry by triggering an exception event
174			$e->getApplication()->getEventManager()->trigger('logException', $this, ['exception' => $exception]);
175
176			if (\is_callable($this->message)) {
177			$callback = $this->message;
178			$message = (string) $callback($exception, $this->displayExceptions);
179			} elseif ($this->displayExceptions && $exception instanceof \Exception) {
180			/* @var $exception \Exception */
181			$message = str_replace(
182			[
183			':className',
184			':message',
185			':code',
186			':file',
187			':line',
188			':stack',
189			':previous',
190			], [
191			\get_class($exception),
192			$exception->getMessage(),
193			$exception->getCode(),
194			$exception->getFile(),
195			$exception->getLine(),
196			$exception->getTraceAsString(),
197			$exception->getPrevious(),
198			],
199			$this->message
200			);
201			} else {
202			$message = $this->defaultExceptionMessage;
203			}
204
205			// Prepare view model
206			$model = new ConsoleModel();
207			$model->setResult($message);
208			$model->setErrorLevel(1);
209
210			// Inject it into MvcEvent
211			$e->setResult($model);
212
213			break;
214			}
215			}
216			}

cloud-solutions / zend-sentry

Push — zend-sentry-update ( f2aae9...dab2b6 )

ExceptionStrategy::prepareExceptionViewModel() C

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