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Filename : Media.php
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<?php

namespace Spatie\MediaLibrary\MediaCollections\Models;

use DateTimeInterface;
use Illuminate\Contracts\Mail\Attachable;
use Illuminate\Contracts\Support\Htmlable;
use Illuminate\Contracts\Support\Responsable;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Casts\Attribute;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\MorphTo;
use Illuminate\Mail\Attachment;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Spatie\MediaLibrary\Conversions\Conversion;
use Spatie\MediaLibrary\Conversions\ConversionCollection;
use Spatie\MediaLibrary\Conversions\ImageGenerators\ImageGeneratorFactory;
use Spatie\MediaLibrary\HasMedia;
use Spatie\MediaLibrary\MediaCollections\Filesystem;
use Spatie\MediaLibrary\MediaCollections\HtmlableMedia;
use Spatie\MediaLibrary\MediaCollections\Models\Collections\MediaCollection;
use Spatie\MediaLibrary\MediaCollections\Models\Concerns\CustomMediaProperties;
use Spatie\MediaLibrary\MediaCollections\Models\Concerns\HasUuid;
use Spatie\MediaLibrary\MediaCollections\Models\Concerns\IsSorted;
use Spatie\MediaLibrary\ResponsiveImages\RegisteredResponsiveImages;
use Spatie\MediaLibrary\Support\File;
use Spatie\MediaLibrary\Support\MediaLibraryPro;
use Spatie\MediaLibrary\Support\TemporaryDirectory;
use Spatie\MediaLibrary\Support\UrlGenerator\UrlGenerator;
use Spatie\MediaLibrary\Support\UrlGenerator\UrlGeneratorFactory;
use Spatie\MediaLibraryPro\Models\TemporaryUpload;

/**
 * @property-read string $uuid
 * @property-read string $type
 * @property-read string $extension
 * @property-read string $humanReadableSize
 * @property-read string $previewUrl
 * @property-read string $originalUrl
 */
class Media extends Model implements Responsable, Htmlable, Attachable
{
    use IsSorted;
    use CustomMediaProperties;
    use HasUuid;

    protected $table = 'media';

    public const TYPE_OTHER = 'other';

    protected $guarded = [];

    protected $appends = ['original_url', 'preview_url'];

    protected $casts = [
        'manipulations' => 'array',
        'custom_properties' => 'array',
        'generated_conversions' => 'array',
        'responsive_images' => 'array',
    ];

    public function newCollection(array $models = [])
    {
        return new MediaCollection($models);
    }

    public function model(): MorphTo
    {
        return $this->morphTo();
    }

    public function getFullUrl(string $conversionName = ''): string
    {
        return url($this->getUrl($conversionName));
    }

    public function getUrl(string $conversionName = ''): string
    {
        $urlGenerator = UrlGeneratorFactory::createForMedia($this, $conversionName);

        return $urlGenerator->getUrl();
    }

    public function getTemporaryUrl(DateTimeInterface $expiration, string $conversionName = '', array $options = []): string
    {
        $urlGenerator = $this->getUrlGenerator($conversionName);

        return $urlGenerator->getTemporaryUrl($expiration, $options);
    }

    public function getPath(string $conversionName = ''): string
    {
        $urlGenerator = $this->getUrlGenerator($conversionName);

        return $urlGenerator->getPath();
    }

    public function getPathRelativeToRoot(string $conversionName = ''): string
    {
        return $this->getUrlGenerator($conversionName)->getPathRelativeToRoot();
    }

    public function getUrlGenerator(string $conversionName): UrlGenerator
    {
        return UrlGeneratorFactory::createForMedia($this, $conversionName);
    }

    public function getAvailableUrl(array $conversionNames): string
    {
        foreach ($conversionNames as $conversionName) {
            if (! $this->hasGeneratedConversion($conversionName)) {
                continue;
            }

            return $this->getUrl($conversionName);
        }

        return $this->getUrl();
    }

    public function getAvailableFullUrl(array $conversionNames): string
    {
        foreach ($conversionNames as $conversionName) {
            if (! $this->hasGeneratedConversion($conversionName)) {
                continue;
            }

            return $this->getFullUrl($conversionName);
        }

        return $this->getFullUrl();
    }

    public function getAvailablePath(array $conversionNames): string
    {
        foreach ($conversionNames as $conversionName) {
            if (! $this->hasGeneratedConversion($conversionName)) {
                continue;
            }

            return $this->getPath($conversionName);
        }

        return $this->getPath();
    }

    protected function type(): Attribute
    {
        return Attribute::get(
            function () {
                $type = $this->getTypeFromExtension();

                if ($type !== self::TYPE_OTHER) {
                    return $type;
                }

                return $this->getTypeFromMime();
            }
        );
    }

    public function getTypeFromExtension(): string
    {
        $imageGenerator = ImageGeneratorFactory::forExtension($this->extension);

        return $imageGenerator
            ? $imageGenerator->getType()
            : static::TYPE_OTHER;
    }

    public function getTypeFromMime(): string
    {
        $imageGenerator = ImageGeneratorFactory::forMimeType($this->mime_type);

        return $imageGenerator
            ? $imageGenerator->getType()
            : static::TYPE_OTHER;
    }

    protected function extension(): Attribute
    {
        return Attribute::get(fn () => pathinfo($this->file_name, PATHINFO_EXTENSION));
    }

    protected function humanReadableSize(): Attribute
    {
        return Attribute::get(fn () => File::getHumanReadableSize($this->size));
    }

    public function getDiskDriverName(): string
    {
        return strtolower(config("filesystems.disks.{$this->disk}.driver"));
    }

    public function getConversionsDiskDriverName(): string
    {
        $diskName = $this->conversions_disk ?? $this->disk;

        return strtolower(config("filesystems.disks.{$diskName}.driver"));
    }

    public function hasCustomProperty(string $propertyName): bool
    {
        return Arr::has($this->custom_properties, $propertyName);
    }

    /**
     * Get the value of custom property with the given name.
     *
     * @param string $propertyName
     * @param mixed $default
     *
     * @return mixed
     */
    public function getCustomProperty(string $propertyName, $default = null): mixed
    {
        return Arr::get($this->custom_properties, $propertyName, $default);
    }

    /**
     * @param mixed $value
     *
     * @return $this
     */
    public function setCustomProperty(string $name, $value): self
    {
        $customProperties = $this->custom_properties;

        Arr::set($customProperties, $name, $value);

        $this->custom_properties = $customProperties;

        return $this;
    }

    public function forgetCustomProperty(string $name): self
    {
        $customProperties = $this->custom_properties;

        Arr::forget($customProperties, $name);

        $this->custom_properties = $customProperties;

        return $this;
    }

    public function getMediaConversionNames(): array
    {
        $conversions = ConversionCollection::createForMedia($this);

        return $conversions->map(fn (Conversion $conversion) => $conversion->getName())->toArray();
    }

    public function getGeneratedConversions(): Collection
    {
        return collect($this->generated_conversions ?? []);
    }


    public function markAsConversionGenerated(string $conversionName): self
    {
        $generatedConversions = $this->generated_conversions;

        Arr::set($generatedConversions, $conversionName, true);

        $this->generated_conversions = $generatedConversions;

        $this->saveOrTouch();

        return $this;
    }

    public function markAsConversionNotGenerated(string $conversionName): self
    {
        $generatedConversions = $this->generated_conversions;

        Arr::set($generatedConversions, $conversionName, false);

        $this->generated_conversions = $generatedConversions;

        $this->saveOrTouch();

        return $this;
    }

    public function hasGeneratedConversion(string $conversionName): bool
    {
        $generatedConversions = $this->getGeneratedConversions();

        return $generatedConversions[$conversionName] ?? false;
    }

    public function toResponse($request)
    {
        return $this->buildResponse($request, 'attachment');
    }

    public function toInlineResponse($request)
    {
        return $this->buildResponse($request, 'inline');
    }

    private function buildResponse($request, string $contentDispositionType)
    {
        $downloadHeaders = [
            'Cache-Control' => 'must-revalidate, post-check=0, pre-check=0',
            'Content-Type' => $this->mime_type,
            'Content-Length' => $this->size,
            'Content-Disposition' => $contentDispositionType . '; filename="' . $this->file_name . '"',
            'Pragma' => 'public',
        ];

        return response()->stream(function () {
            $stream = $this->stream();

            fpassthru($stream);

            if (is_resource($stream)) {
                fclose($stream);
            }
        }, 200, $downloadHeaders);
    }

    public function getResponsiveImageUrls(string $conversionName = ''): array
    {
        return $this->responsiveImages($conversionName)->getUrls();
    }

    public function hasResponsiveImages(string $conversionName = ''): bool
    {
        return count($this->getResponsiveImageUrls($conversionName)) > 0;
    }

    public function getSrcset(string $conversionName = ''): string
    {
        return $this->responsiveImages($conversionName)->getSrcset();
    }

    protected function previewUrl(): Attribute
    {
        return Attribute::get(
            fn () => $this->hasGeneratedConversion('preview') ? $this->getUrl('preview') : '',
        );
    }

    protected function originalUrl(): Attribute
    {
        return Attribute::get(fn () => $this->getUrl());
    }

    public function move(HasMedia $model, $collectionName = 'default', string $diskName = '', string $fileName = ''): self
    {
        $newMedia = $this->copy($model, $collectionName, $diskName, $fileName);

        $this->forceDelete();

        return $newMedia;
    }

    public function copy(HasMedia $model, $collectionName = 'default', string $diskName = '', string $fileName = ''): self
    {
        $temporaryDirectory = TemporaryDirectory::create();

        $temporaryFile = $temporaryDirectory->path('/') . DIRECTORY_SEPARATOR . $this->file_name;

        /** @var \Spatie\MediaLibrary\MediaCollections\Filesystem $filesystem */
        $filesystem = app(Filesystem::class);

        $filesystem->copyFromMediaLibrary($this, $temporaryFile);

        $fileAdder = $model
            ->addMedia($temporaryFile)
            ->usingName($this->name)
            ->setOrder($this->order_column)
            ->withCustomProperties($this->custom_properties);
        if ($fileName !== '') {
            $fileAdder->usingFileName($fileName);
        }
        $newMedia = $fileAdder
            ->toMediaCollection($collectionName, $diskName);

        $temporaryDirectory->delete();

        return $newMedia;
    }

    public function responsiveImages(string $conversionName = ''): RegisteredResponsiveImages
    {
        return new RegisteredResponsiveImages($this, $conversionName);
    }

    public function stream()
    {
        /** @var \Spatie\MediaLibrary\MediaCollections\Filesystem $filesystem */
        $filesystem = app(Filesystem::class);

        return $filesystem->getStream($this);
    }

    public function toHtml()
    {
        return $this->img()->toHtml();
    }

    public function img(string $conversionName = '', $extraAttributes = []): HtmlableMedia
    {
        return (new HtmlableMedia($this))
            ->conversion($conversionName)
            ->attributes($extraAttributes);
    }

    public function __invoke(...$arguments): HtmlableMedia
    {
        return $this->img(...$arguments);
    }

    public function temporaryUpload(): BelongsTo
    {
        MediaLibraryPro::ensureInstalled();

        return $this->belongsTo(TemporaryUpload::class);
    }

    public static function findWithTemporaryUploadInCurrentSession(array $uuids)
    {
        MediaLibraryPro::ensureInstalled();

        return static::query()
            ->whereIn('uuid', $uuids)
            ->whereHasMorph(
                'model',
                [TemporaryUpload::class],
                fn (Builder $builder) => $builder->where('session_id', session()->getId())
            )
            ->get();
    }

    public function mailAttachment(string $conversion = ''): Attachment
    {
        $attachment = Attachment::fromStorageDisk($this->disk, $this->getPathRelativeToRoot($conversion))->as($this->file_name);

        if ($this->mime_type) {
            $attachment->withMime($this->mime_type);
        }

        return $attachment;
    }

    public function toMailAttachment(): Attachment
    {
        return $this->mailAttachment();
    }

    protected function saveOrTouch(): bool
    {
        if (! $this->exists || $this->isDirty()) {
            return $this->save();
        }

        return $this->touch();
    }
}