83 lines
1.9 KiB
PHP
83 lines
1.9 KiB
PHP
<?php
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namespace BookStack\Entities\Models;
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use BookStack\Auth\User;
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use BookStack\Model;
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use Carbon\Carbon;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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/**
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* Class PageRevision.
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*
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* @property int $page_id
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* @property string $slug
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* @property string $book_slug
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* @property int $created_by
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* @property Carbon $created_at
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* @property Carbon $updated_at
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* @property string $type
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* @property string $summary
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* @property string $markdown
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* @property string $html
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* @property int $revision_number
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* @property Page $page
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* @property-read ?User $createdBy
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*/
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class PageRevision extends Model
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{
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protected $fillable = ['name', 'html', 'text', 'markdown', 'summary'];
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/**
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* Get the user that created the page revision.
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*/
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public function createdBy(): BelongsTo
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{
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return $this->belongsTo(User::class, 'created_by');
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}
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/**
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* Get the page this revision originates from.
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*/
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public function page(): BelongsTo
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{
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return $this->belongsTo(Page::class);
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}
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/**
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* Get the url for this revision.
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*/
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public function getUrl(string $path = ''): string
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{
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return $this->page->getUrl('/revisions/' . $this->id . '/' . ltrim($path, '/'));
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}
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/**
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* Get the previous revision for the same page if existing.
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*/
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public function getPrevious(): ?PageRevision
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{
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$id = static::newQuery()->where('page_id', '=', $this->page_id)
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->where('id', '<', $this->id)
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->max('id');
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if ($id) {
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return static::query()->find($id);
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}
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return null;
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}
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/**
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* Allows checking of the exact class, Used to check entity type.
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* Included here to align with entities in similar use cases.
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* (Yup, Bit of an awkward hack).
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*
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* @deprecated Use instanceof instead.
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*/
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public static function isA(string $type): bool
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{
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return $type === 'revision';
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}
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}
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