LoaderManager::registerLoader()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 3
CRAP Score 1

Importance

Changes 0
Metric Value
cc 1
eloc 2
nc 1
nop 2
dl 0
loc 4
ccs 3
cts 3
cp 1
crap 1
rs 10
c 0
b 0
f 0
1
<?php
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namespace League\JsonReference;
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use League\JsonReference\Loader\CurlWebLoader;
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use League\JsonReference\Loader\FileGetContentsWebLoader;
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use League\JsonReference\Loader\FileLoader;
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final class LoaderManager
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{
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    /**
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     * @var LoaderInterface[]
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     */
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    private $loaders = [];
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    /**
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     * @param LoaderInterface[] $loaders
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     */
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    public function __construct(array $loaders = [])
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    {
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        if (empty($loaders)) {
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            $this->registerDefaultFileLoader();
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            $this->registerDefaultWebLoaders();
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            return;
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        }
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        foreach ($loaders as $prefix => $loader) {
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            $this->registerLoader($prefix, $loader);
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        }
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    }
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    /**
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     * Register a LoaderInterface for the given prefix.
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     *
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     * @param string          $prefix
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     * @param LoaderInterface $loader
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     */
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    public function registerLoader($prefix, LoaderInterface $loader)
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    {
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        $this->loaders[$prefix] = $loader;
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    }
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    /**
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     * Get all registered loaders, keyed by the prefix they are registered to load schemas for.
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     *
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     * @return LoaderInterface[]
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     */
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    public function getLoaders()
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    {
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        return $this->loaders;
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    }
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    /**
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     * Get the loader for the given prefix.
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     *
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     * @param string $prefix
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     *
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     * @return LoaderInterface
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     * @throws \InvalidArgumentException
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     */
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    public function getLoader($prefix)
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    {
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        if (!$this->hasLoader($prefix)) {
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            throw new \InvalidArgumentException(sprintf('A loader is not registered for the prefix "%s"', $prefix));
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        }
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        return $this->loaders[$prefix];
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    }
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    /**
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     * @param string $prefix
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     *
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     * @return bool
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     */
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    public function hasLoader($prefix)
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    {
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        return isset($this->loaders[$prefix]);
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    }
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    /**
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     * Register the default file loader.
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     */
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    private function registerDefaultFileLoader()
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    {
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        $this->loaders['file'] = new FileLoader();
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    }
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    /**
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     * Register the default web loaders.  If the curl extension is loaded,
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     * the CurlWebLoader will be used.  Otherwise the FileGetContentsWebLoader
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     * will be used.  You can override this by registering your own loader
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     * for the 'http' and 'https' protocols.
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     */
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    private function registerDefaultWebLoaders()
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    {
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        if (function_exists('curl_init')) {
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            $this->loaders['https'] = new CurlWebLoader('https://');
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            $this->loaders['http']  = new CurlWebLoader('http://');
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        } else {
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            $this->loaders['https'] = new FileGetContentsWebLoader('https://');
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            $this->loaders['http']  = new FileGetContentsWebLoader('http://');
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        }
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    }
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}
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