AbstractModel   A
last analyzed

Complexity

Total Complexity 13

Size/Duplication

Total Lines 45
Duplicated Lines 0 %

Coupling/Cohesion

Components 0
Dependencies 1

Test Coverage

Coverage 100%

Importance

Changes 0
Metric Value
wmc 13
lcom 0
cbo 1
dl 0
loc 45
ccs 28
cts 28
cp 1
rs 10
c 0
b 0
f 0

1 Method

Rating   Name   Duplication   Size   Complexity  
C export() 0 41 13
1
<?php
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namespace gossi\swagger;
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use phootwork\collection\Collection;
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use phootwork\collection\CollectionUtils;
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abstract class AbstractModel {
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9 11
	protected function export() {
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		$cols = func_get_args();
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		// add cols
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		if (method_exists($this, 'hasRef') && $this->hasRef()) {
0 ignored issues
show
Bug introduced by
It seems like you code against a specific sub-type and not the parent class gossi\swagger\AbstractModel as the method hasRef() does only exist in the following sub-classes of gossi\swagger\AbstractModel: gossi\swagger\Items, gossi\swagger\Parameter, gossi\swagger\Response, gossi\swagger\Schema, gossi\swagger\collections\Parameters. Maybe you want to instanceof check for one of these explicitly?

Let’s take a look at an example:

abstract class User
{
    /** @return string */
    abstract public function getPassword();
}

class MyUser extends User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}

In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.

Available Fixes

  1. Change the type-hint for the parameter:

    class AuthSystem
    {
        public function authenticate(MyUser $user) { /* ... */ }
    }
    
  2. Add an additional type-check:

    class AuthSystem
    {
        public function authenticate(User $user)
        {
            if ($user instanceof MyUser) {
                $this->logger->info(/** ... */);
            }
    
            // or alternatively
            if ( ! $user instanceof MyUser) {
                throw new \LogicException(
                    '$user must be an instance of MyUser, '
                   .'other instances are not supported.'
                );
            }
    
        }
    }
    
Note: PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case.
  1. Add the method to the parent class:

    abstract class User
    {
        /** @return string */
        abstract public function getPassword();
    
        /** @return string */
        abstract public function getDisplayName();
    }
    
Loading history...
14 6
			$cols = array_merge(['$ref'], $cols);
15 6
		}
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		// flatten array
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		$fields = [];
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		array_walk_recursive($cols, function ($a) use (&$fields) { $fields[] = $a; });
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		$out = [];
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		$refl = new \ReflectionClass(get_class($this));
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		foreach ($fields as $field) {
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			if ($field == 'tags') {
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				$val = $this->exportTags();
0 ignored issues
show
Bug introduced by
The method exportTags() does not exist on gossi\swagger\AbstractModel. Did you maybe mean export()?

This check marks calls to methods that do not seem to exist on an object.

This is most likely the result of a method being renamed without all references to it being renamed likewise.

Loading history...
27 8
			} else {
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				$prop = $refl->getProperty($field == '$ref' ? 'ref' : $field);
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				$prop->setAccessible(true);
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				$val = $prop->getValue($this);
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				if ($val instanceof Collection) {
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					$val = CollectionUtils::toArrayRecursive($val);
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				} else if (is_object($val) && method_exists($val, 'toArray')) {
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					$val = $val->toArray();
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				}
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			}
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			if ($field == 'required' && is_bool($val) || !empty($val)) {
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				$out[$field] = $val;
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			}
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		}
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		if (method_exists($this, 'getExtensions')) {
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			$out = array_merge($out, $this->getExtensions()->toArray());
0 ignored issues
show
Bug introduced by
It seems like you code against a specific sub-type and not the parent class gossi\swagger\AbstractModel as the method getExtensions() does only exist in the following sub-classes of gossi\swagger\AbstractModel: gossi\swagger\Contact, gossi\swagger\ExternalDocs, gossi\swagger\Header, gossi\swagger\Info, gossi\swagger\Items, gossi\swagger\License, gossi\swagger\Operation, gossi\swagger\Parameter, gossi\swagger\Path, gossi\swagger\Response, gossi\swagger\Schema, gossi\swagger\Swagger, gossi\swagger\Tag, gossi\swagger\collections\Paths, gossi\swagger\collections\Responses. Maybe you want to instanceof check for one of these explicitly?

Let’s take a look at an example:

abstract class User
{
    /** @return string */
    abstract public function getPassword();
}

class MyUser extends User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}

In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.

Available Fixes

  1. Change the type-hint for the parameter:

    class AuthSystem
    {
        public function authenticate(MyUser $user) { /* ... */ }
    }
    
  2. Add an additional type-check:

    class AuthSystem
    {
        public function authenticate(User $user)
        {
            if ($user instanceof MyUser) {
                $this->logger->info(/** ... */);
            }
    
            // or alternatively
            if ( ! $user instanceof MyUser) {
                throw new \LogicException(
                    '$user must be an instance of MyUser, '
                   .'other instances are not supported.'
                );
            }
    
        }
    }
    
Note: PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case.
  1. Add the method to the parent class:

    abstract class User
    {
        /** @return string */
        abstract public function getPassword();
    
        /** @return string */
        abstract public function getDisplayName();
    }
    
Loading history...
46 11
		}
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48 11
		return $out;
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	}
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}
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