62 lines
1.4 KiB
PHP
62 lines
1.4 KiB
PHP
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Builder;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\SoftDeletes;
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class KnowledgeBase extends Model
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{
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use HasFactory, SoftDeletes;
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/**
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* 可批量赋值的属性
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*
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* @var array<string>
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*/
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protected $fillable = [
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'name',
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'description',
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'status',
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];
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/**
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* 获取知识库下的文档
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*
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* @return \Illuminate\Database\Eloquent\Relations\HasMany
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*/
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public function documents()
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{
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return $this->hasMany(Document::class);
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}
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/**
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* 获取知识库关联的线站
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*
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* @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
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*/
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public function stations()
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{
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return $this->belongsToMany(Station::class);
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}
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/**
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* 按用户线站过滤：全局 KB（无线站关联）+ 用户线站关联的 KB
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*/
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public function scopeAccessibleBy(Builder $query, User $user): Builder
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{
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if (!$user->hasStationRestriction()) {
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return $query;
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}
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$stationIds = $user->getAccessibleStationIds();
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return $query->where(function (Builder $q) use ($stationIds) {
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$q->whereDoesntHave('stations')
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->orWhereHas('stations', fn ($sq) => $sq->whereIn('stations.id', $stationIds));
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});
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}
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}
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