61 lines
1.3 KiB
PHP
61 lines
1.3 KiB
PHP
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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class Tag extends Model
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{
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/**
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* We shall set a blacklist of non-modifiable model attributes.
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*
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* @var array
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*/
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protected $guarded = ['id'];
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/**
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* Define the relationship with tags.
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*
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* @var array
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*/
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public function notes()
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{
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return $this->belongsToMany('App\Models\Note');
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}
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/**
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* The bookmarks that belong to the tag.
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*/
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public function bookmarks()
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{
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return $this->belongsToMany('App\Models\Bookmark');
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}
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/**
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* Normalize tags so they’re lowercase and fancy diatrics are removed.
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*
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* @param string
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*/
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public function setTagAttribute($value)
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{
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$this->attributes['tag'] = $this->normalize($value);
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}
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/**
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* This method actually normalizes a tag. That means lowercase-ing and
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* removing fancy diatric characters.
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*
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* @param string
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*/
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public static function normalize($tag)
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{
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return mb_strtolower(
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preg_replace(
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'/&([a-z]{1,2})(acute|cedil|circ|grave|lig|orn|ring|slash|th|tilde|uml|caron);/i',
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'$1',
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htmlentities($tag)
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),
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'UTF-8'
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);
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}
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}
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