Completed
Pull Request — master (#13)
by Christian
02:33
created

Verb::isVoidVerb()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 2

Importance

Changes 1
Bugs 0 Features 0
Metric Value
c 1
b 0
f 0
dl 0
loc 4
rs 10
ccs 0
cts 0
cp 0
cc 1
eloc 2
nc 1
nop 0
crap 2
1
<?php
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/*
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 * This file is part of the xAPI package.
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 *
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 * (c) Christian Flothmann <[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 Xabbuh\XApi\Model;
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/**
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 * The verb in a {@link Statement}.
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 *
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 * @author Christian Flothmann <[email protected]>
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 */
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final class Verb
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{
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    /**
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     * Reference to the verb definition
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     * @var string
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     */
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    private $id;
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    /**
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     * Human readable representation of the verb in one or more languages
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     * @var array|null
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     */
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    private $display;
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    /**
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     * @param string $id
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     * @param array  $display
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     */
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    public function __construct($id, array $display = null)
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    {
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        $this->id = $id;
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        $this->display = $display;
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    }
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    /**
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     * Returns the verb definition reference.
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     *
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     * @return string The reference
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     */
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    public function getId()
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    {
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        return $this->id;
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    }
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    /**
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     * Returns the human readable representation of the Verb in one or more languages.
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     *
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     * @return array|null The language map
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     */
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    public function getDisplay()
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    {
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        return $this->display;
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    }
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    /**
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     * Checks if another verb is equal.
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     *
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     * Two verbs are equal if and only if all of their properties are equal.
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     *
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     * @param Verb $verb The verb to compare with
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     *
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     * @return bool True if the verbs are equal, false otherwise
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     */
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    public function equals(Verb $verb)
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    {
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        if ($this->id !== $verb->getId()) {
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            return false;
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        }
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        if (!is_array($this->display) xor !is_array($verb->display)) {
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            return false;
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        }
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        if (count($this->display) !== count($verb->getDisplay())) {
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            return false;
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        }
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        if (is_array($this->display)) {
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            foreach ($this->display as $language => $value) {
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                if (!isset($verb->display[$language])) {
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                    return false;
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                }
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                if ($value !== $verb->display[$language]) {
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                    return false;
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                }
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            }
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        }
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        return true;
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    }
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    /**
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     * Tests if the Verb can be used to void a Statement.
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     *
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     * @return bool True, if the Verb is a void Verb, false otherwise
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     */
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    public function isVoidVerb()
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    {
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        return 'http://adlnet.gov/expapi/verbs/voided' === $this->id;
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    }
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    /**
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     * Creates a Verb that can be used to void a {@link Statement}.
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     *
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     * @return Verb
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     */
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    public static function createVoidVerb()
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    {
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        $verb = new Verb('http://adlnet.gov/expapi/verbs/voided');
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        return $verb;
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    }
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}
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