Completed
Push — master ( 4041c9...36b8db )
by Tim
12s
created

LastEntityAndRowIdObserver::setIds()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 9
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 9
ccs 0
cts 5
cp 0
rs 9.6666
c 0
b 0
f 0
cc 1
eloc 3
nc 1
nop 1
crap 2
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<?php
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/**
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 * TechDivision\Import\Product\Observers\LastEntityAndRowIdObserver
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 *
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 * NOTICE OF LICENSE
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 *
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 * This source file is subject to the Open Software License (OSL 3.0)
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 * that is available through the world-wide-web at this URL:
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 * http://opensource.org/licenses/osl-3.0.php
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 *
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 * PHP version 5
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 *
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 * @author    Tim Wagner <[email protected]>
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 * @copyright 2016 TechDivision GmbH <[email protected]>
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 * @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
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 * @link      https://github.com/techdivision/import-product
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 * @link      http://www.techdivision.com
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 */
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namespace TechDivision\Import\Product\Ee\Observers;
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use TechDivision\Import\Product\Ee\Utils\MemberNames;
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use TechDivision\Import\Product\Observers\LastEntityIdObserver;
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/**
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 * Observer that pre-loads the entity ID of the product with the SKU found in the CSV file.
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 *
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 * @author    Tim Wagner <[email protected]>
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 * @copyright 2016 TechDivision GmbH <[email protected]>
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 * @license   http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
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 * @link      https://github.com/techdivision/import-product
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 * @link      http://www.techdivision.com
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 */
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class LastEntityAndRowIdObserver extends LastEntityIdObserver
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{
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    /**
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     * Temporarily persist's the IDs of the passed product.
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     *
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     * @param array $product The product to temporarily persist the IDs for
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     *
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     * @return void
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     */
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    protected function setIds(array $product)
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    {
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        // pass the product to the parent method
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        parent::setIds($product);
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        // temporarily persist the row ID
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        $this->setLastRowId($product[MemberNames::ROW_ID]);
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    }
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    /**
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     * Set's the row ID of the product that has been created recently.
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     *
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     * @param string $rowId The row ID
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     *
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     * @return void
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     */
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    protected function setLastRowId($rowId)
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    {
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        $this->getSubject()->setLastRowId($rowId);
0 ignored issues
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Bug introduced by
It seems like you code against a concrete implementation and not the interface TechDivision\Import\Subjects\SubjectInterface as the method setLastRowId() does only exist in the following implementations of said interface: TechDivision\Import\Prod...Subjects\EeBunchSubject.

Let’s take a look at an example:

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

class MyUser implements 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 implementation 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 interface:

    interface User
    {
        /** @return string */
        public function getPassword();
    
        /** @return string */
        public function getDisplayName();
    }
    
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    }
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}
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