Completed
Push — dev ( 04c187...fb69e9 )
by Gaige
01:11
created

Vasri::getSRI()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
nc 1
nop 2
dl 0
loc 4
rs 10
c 0
b 0
f 0
1
<?php
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namespace ExoUNX\Vasri;
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use Illuminate\Support\Facades\File;
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use Exception;
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/**
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 * Access class for Vasri
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 * Class Vasri
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 *
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 * @package ExoUNX\Vasri
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 * @author  Gaige Lama <[email protected]>
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 * @license MIT License
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 * @link    https://github.com/ExoUNX/Vasri
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 */
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class Vasri
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{
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    /**
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     * @var Builder
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     */
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    private $builder;
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    /**
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     * @var ManifestReader
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     */
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    private $manifestReader;
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    /**
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     * @var array
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     */
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    private $vasriManifest;
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    /**
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     * @var mixed
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     */
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    private $appEnvironment;
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    /**
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     * Vasri constructor.
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     */
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    public function __construct()
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    {
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        $this->builder        = new Builder();
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        $this->manifestReader = new ManifestReader();
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        $this->vasriManifest  = $this->manifestReader->getManifest(base_path('vasri-manifest.json'));
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        $this->appEnvironment = env('APP_ENV', 'production');
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    }
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    /**
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     * @param  string  $file
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     * @param  bool  $enableVersioning
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     * @param  bool  $enableSRI
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     *
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     * @param  string  $keyword
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     *
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     * @return string
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     * @throws Exception
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     */
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    public function vasri(
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        string $file,
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        bool $enableVersioning = true,
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        bool $enableSRI = true,
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        string $keyword = 'anonymous'
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    ): string {
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        if (self::isPublicFile($file) === true) {
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            return $this->addAttributes($file, $enableVersioning, $enableSRI, $keyword);
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        } else {
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            throw new Exception('Incorrect file path or file does not exist for local asset');
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        }
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    }
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    /**
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     * @param  string  $file
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     *
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     * @param  string  $keyword
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     *
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     * @return string
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     */
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    private function getSRI(string $file, string $keyword): string
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    {
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        return ' integrity="'.$this->vasriManifest[$file]['sri'].'" '.$this->builder->crossOrigin($keyword);
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    }
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    /**
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     * @param  string  $file
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     * @param  bool  $enableVersioning
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     *
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     * @param  bool  $enableSRI
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     * @param  string  $keyword
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     *
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     * @return string
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     * @throws Exception
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     */
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    private function addAttributes(string $file, bool $enableVersioning, bool $enableSRI, string $keyword): string
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    {
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        try {
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            if ($enableVersioning && ($this->appEnvironment !== 'local' || config('vasri.local-versioning'))) {
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                $output = $this->getSourceAttribute($file, $this->getVersioning($file));
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            } elseif ($this->appEnvironment === 'local' && ! config('vasri.local-versioning')) {
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                $output = $this->getSourceAttribute($file);
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            } else {
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                $output = $this->getSourceAttribute($file);
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            }
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            if ($enableSRI) {
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                $output .= $this->getSRI($file, $keyword);
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            }
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            return $output;
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        } catch (Exception $e) {
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            throw new Exception($e);
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        }
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    }
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    private function getVersioning(string $file): string
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    {
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        return $this->vasriManifest[$file]['version'];
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    }
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    private function getSourceAttribute(string $file, string $version = ''): string
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    {
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        return $this->builder->attribute($file).'="'.$file.$version.'"';
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    }
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    /**
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     *
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     * @param  string  $file
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     *
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     * @return bool
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     */
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    private static function isPublicFile(string $file): bool
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    {
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        return File::exists(public_path($file));
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    }
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}
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