3 namespace BookStack\Activity\Models;
5 use BookStack\App\Model;
6 use BookStack\Users\Models\HasCreatorAndUpdater;
7 use BookStack\Util\HtmlContentFilter;
8 use Illuminate\Database\Eloquent\Factories\HasFactory;
9 use Illuminate\Database\Eloquent\Relations\BelongsTo;
10 use Illuminate\Database\Eloquent\Relations\MorphTo;
14 * @property string $text - Deprecated & now unused (#4821)
15 * @property string $html
16 * @property int|null $parent_id - Relates to local_id, not id
17 * @property int $local_id
18 * @property string $entity_type
19 * @property int $entity_id
20 * @property int $created_by
21 * @property int $updated_by
23 class Comment extends Model implements Loggable
26 use HasCreatorAndUpdater;
28 protected $fillable = ['parent_id'];
29 protected $appends = ['created', 'updated'];
32 * Get the entity that this comment belongs to.
34 public function entity(): MorphTo
36 return $this->morphTo('entity');
40 * Get the parent comment this is in reply to (if existing).
42 public function parent(): BelongsTo
44 return $this->belongsTo(Comment::class, 'parent_id', 'local_id', 'parent')
45 ->where('entity_type', '=', $this->entity_type)
46 ->where('entity_id', '=', $this->entity_id);
50 * Check if a comment has been updated since creation.
52 public function isUpdated(): bool
54 return $this->updated_at->timestamp > $this->created_at->timestamp;
58 * Get created date as a relative diff.
60 public function getCreatedAttribute(): string
62 return $this->created_at->diffForHumans();
66 * Get updated date as a relative diff.
68 public function getUpdatedAttribute(): string
70 return $this->updated_at->diffForHumans();
73 public function logDescriptor(): string
75 return "Comment #{$this->local_id} (ID: {$this->id}) for {$this->entity_type} (ID: {$this->entity_id})";
78 public function safeHtml(): string
80 return HtmlContentFilter::removeScriptsFromHtmlString($this->html ?? '');