📦 Laravel Taxonomy Package

A flexible and powerful taxonomy system for Laravel supporting:

• Categories (hierarchical / multiple)
• Tags (flat / multiple)
• Brands (flat / single)
• Polymorphic relationships
• Nested set structure (tree support)
• Query builder & manager layer

🚀 Features

• 🔗 Attach multiple taxonomies to any model
• 🌲 Hierarchical taxonomy support (nested set)
• ⚙️ Config-driven taxonomy types
• 🔍 Fluent query builder
• 🧠 Smart sync / attach / detach logic
• 🌍 Language-aware taxonomies
• 👤 Creator tracking (polymorphic)

📦 Installation

composer require sohrab-az/laravel-taxonomy

⚙️ Publish Config

php artisan vendor:publish --tag=taxonomy-config

🧾 Configuration

config/taxonomy.php

return [
    'types' => [
        'category' => [
            'label' => 'Category',
            'is_multiple' => true,
            'is_hierarchical' => true,
        ],

        'tag' => [
            'label' => 'Tag',
            'is_multiple' => true,
            'is_hierarchical' => false,
        ],

        'brand' => [
            'label' => 'Brand',
            'is_multiple' => false,
            'is_hierarchical' => false,
        ],
    ],
];

🗄 Database Structure

taxonomies table

• id
• name
• slug
• type
• order
• parent_id (nested set)
• _lft, _rgt (nested set)
• language_id
• created_by_type
• created_by_id
• timestamps

Pivot: taxonomyables

Polymorphic relation table:

• taxonomy_id
• taxonomyable_id
• taxonomyable_type
• timestamps

🧠 Usage

Add trait to your model

use SohrabAzinfar\Taxonomy\Traits\HasTaxonomies;

class Post extends Model
{
    use HasTaxonomies;
}

🔗 Relationship

$post->taxonomies();

✍️ Attach Taxonomies

$post->attachTaxonomy($taxonomyId);
$post->attachTaxonomy([1, 2, 3]);

❌ Detach Taxonomies

$post->detachTaxonomy($taxonomyId);
$post->detachTaxonomyByType('tag');

🔄 Sync Taxonomies

$post->syncTaxonomy([1, 2, 3]);
$post->syncTaxonomyByType('category', [1, 2]);

🔍 Query Builder

$post->taxonomy()

Examples

$post->taxonomy()
    ->type('category')
    ->language('en')
    ->get();

Filters

    ->whereSlug('laravel')
    ->whereInSlug(['php', 'laravel'])
    ->whereId(1)
    ->children()
    ->root()

Execution

    ->get()
    ->first()
    ->pluck('name')
    ->count()
    ->exists()

🧠 Taxonomy Manager

Internal service handling logic:

app(TaxonomyManager::class)

Features:

• Type-aware syncing
• Handles multiple/single constraints
• Prevents duplicate attachments
• Grouped processing per taxonomy type

🧩 Taxonomy Type Helper

TaxonomyType::get('category');
TaxonomyType::exists('tag');
TaxonomyType::isMultiple('brand');
TaxonomyType::isHierarchical('category');

🏗 Service Provider

Automatically registered via:

TaxonomyServiceProvider

Provides:

• Config merging
• Migration loading
• Config publishing

📌 Requirements

• PHP 8+
• Laravel 10+
• kalnoy/nestedset

##📄 License

MIT License