Completed
Push — develop ( 4ae1ad...049b1a )
by Mohamed
08:18
created

AdministrationController::getIndex()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 12
Code Lines 9

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 9
CRAP Score 1

Importance

Changes 3
Bugs 0 Features 0
Metric Value
c 3
b 0
f 0
dl 0
loc 12
ccs 9
cts 9
cp 1
rs 9.4286
cc 1
eloc 9
nc 1
nop 3
crap 1
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<?php
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/*
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 * This file is part of the Tinyissue package.
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 *
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 * (c) Mohamed Alsharaf <[email protected]>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace Tinyissue\Http\Controllers;
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use Tinyissue\Model\Project;
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use Tinyissue\Model\Tag;
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use Tinyissue\Model\User;
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/**
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 * AdministrationController is the controller class for managing request related the application system admin
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 *
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 * @author Mohamed Alsharaf <[email protected]>
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 */
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class AdministrationController extends Controller
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{
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    /**
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     * Show general application stats
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     *
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     * @param Tag     $tag
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     * @param Project $project
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     * @param User    $user
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     *
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     * @return \Illuminate\View\View
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     */
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    public function getIndex(Tag $tag, Project $project, User $user)
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    {
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        return view('administration.index', [
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            'users'             => $user->countUsers(),
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            'active_projects'   => $project->countOpenProjects(),
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            'archived_projects' => $project->countArchivedProjects(),
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            'open_issues'       => $project->countOpenIssues(),
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            'closed_issues'     => $project->countClosedIssues(),
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            'projects'          => $this->auth->user()->projects()->get(),
0 ignored issues
show
Bug introduced by
It seems like you code against a concrete implementation and not the interface Illuminate\Contracts\Auth\Authenticatable as the method projects() does only exist in the following implementations of said interface: Tinyissue\Model\User.

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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43 1
            'tags'              => $tag->count(),
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        ]);
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    }
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}
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