PHP code example of global-innovation / neo4j-laravel-eloquent

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

global-innovation / neo4j-laravel-eloquent example snippets

Vinelab\NeoEloquent\NeoEloquentServiceProvider::class,

'default' => 'neo4j',

'connections' => [
    'neo4j' => [
        'driver' => 'neo4j',
        'host'   => 'localhost',
        'port'   => 7687,
        'username' => 'username',
        'password' => 'password',
    ]
]

use NeoEloquent;

class User extends NeoEloquent {}

namespace App\Models;

use NeoEloquent;

class Admin extends NeoEloquent { }

use NeoEloquent;

class User extends NeoEloquent {

    protected $label = 'User'; // or array('User', 'Fan')

    protected $fillable = ['name', 'email'];
}

$user = User::create(['name' => 'Some Name', 'email' => '[email protected]']);

use NeoEloquent;

class User extends NeoEloquent {

    protected $table = 'User';

}

use Vinelab\NeoEloquent\Eloquent\SoftDeletingTrait;

class User extends NeoEloquent {

    use SoftDeletingTrait;

    protected $dates = ['deleted_at'];

}

class User extends NeoEloquent {

    public function phone()
    {
        return $this->hasOne('Phone');
    }

$phone = new Phone(['code' => 961, 'number' => '98765432'])
$relation = $user->phone()->save($phone);

class Phone extends NeoEloquent {

    public function user()
    {
        return $this->belongsTo('User');
    }
}

$account = Account::find(1986);

// $relation will be Vinelab\NeoEloquent\Eloquent\Edges\EdgeIn
$relation = $user->account()->associate($account);

// Save the relation
$relation->save();

class User extends NeoEloquent {

    public function posts()
    {
        return $this->hasMany('Post', 'POSTED');
    }
}

$user = User::find(1);
$post = new Post(['title' => 'The Title', 'body' => 'Hot Body']);
$user->posts()->save($post);

class Post extends NeoEloquent {

    public function author()
    {
        return $this->belongsTo('User', 'POSTED');
    }
}

class User extends NeoEloquent {

    public function followers()
    {
        return $this->belongsToMany('User', 'FOLLOWS');
    }
}

$jd = User::find(1012);
$mc = User::find(1013);

$jd->followers()->save($mc);

$jd->followers()->attach($mc);
// Or..
$jd->followers()->attach(1013); // 1013 being the id of $mc ($mc->getKey())

$mc->followers()->save($jd);

$followers = $jd->followers;

class Phone extends NeoEloquent {

    public function user()
    {
        return $this->belongsTo('User');
    }

}

$phone = Phone::find(1006);
$user = $phone->user;
// or getting an attribute out of the related model
$name = $phone->user->name;

class User extends NeoEloquent {

    public function comments($morph = null)
    {
        return $this->hyperMorph($morph, 'Comment', 'COMMENTED', 'ON');
    }

}

$user = User::find(6);
$post = Post::find(2);

$user->comments($post)->create(['text' => 'Totally agree!', 'likes' => 0, 'abuse' => 0]);

$comment = new Comment(['text' => 'Magnificent', 'likes' => 0, 'abuse' => 0]);

$user->comments($post)->save($comment);

$user->comments($post)->attach([$id, $otherId]);

$user->comments($post)->detach($comment); // or $comment->id

$user->comments($post)->sync([$id, $otherId, $someId]);

class Video extends NeoEloquent {

    public function comments()
    {
        return $this->morphMany('Comment', 'ON');
    }

}

$video = Video::find(3);
$comments = $video->comments;

$video = Video::with('comments')->find(3);
foreach ($video->comments as $comment)
{
    //
}

class Comment extends NeoEloquent {

    public function commentable()
    {
        return $this->morphTo();
    }

}

$postComment = Comment::find(7);
$post = $comment->commentable;

$videoComment = Comment::find(5);
$video = $comment->commentable;

// You can also eager load them
Comment::with('commentable')->get();

class Comment extends NeoEloquent {

    public function post()
    {
        return $this->morphTo('Post', 'ON');
    }

    public function video()
    {
        return $this->morphTo('Video', 'ON');
    }

}

class User extends NeoEloquent {

    public function comments($morph = null)
    {
        return $this->hyperMorph($morph, 'Comment', 'COMMENTED', 'ON');
    }

}

class Post extends NeoEloquent { // Video is the same as this one

    public function comments()
    {
        return $this->morphMany('Comment', 'ON');
    }

}

class Comment extends NeoEloquent {

    public function commentable()
    {
        return $this->morphTo();
    }

}

class Book extends NeoEloquent {

    public function author()
    {
        return $this->belongsTo('Author');
    }
}

foreach (Book::with('author')->get() as $book)
{
    echo $book->author->name;
}

$edge = $location->associate($user);
$edge->last_visited = 'today';
$edge->save(); // true

class Location extends NeoEloquent {

    public function user()
    {
        return $this->belongsTo('User', 'LOCATED_AT');
    }

}

$location = Location::find(1922);
$user = User::find(3876);
$relation = $location->associate($user);

$relation = $location->associate($user);
$location = $relation->parent();
$user = $relation->related();

class User extends NeoEloquent {

    public function posts()
    {
        return $this->hasMany('Post', 'POSTED');
    }

}

$post = new Post(['...']);
$posted = $user->posts()->save($post);

$edge = $user->posts()->save($post);
$user = $edge->parent();
$post = $edge->related();

$edge = $user->comments($post)->attach($comment);
// Access the left and right edges
$left = $edge->left();
$user = $left->parent();
$comment = $left->related();

$right = $edge->right();
$comment = $right->parent();
$post = $right->related();

// Create a new relationship
$relation = $location->associate($user); // Vinelab\NeoEloquent\Eloquent\Edges\EdgeIn

// Save the relationship to the database
$relation->save(); // true

$edge    = $user->comments($post)->save($comment);
$user    = $edge->parent();
$comment = $edge->hyper();
$post    = $edge->related();

$located_at = $location->associate($user);
$located_at->since = 1966;
$located_at->present = true;
$located_at->save();

// $created_at and $updated_at are Carbon\Carbon instances
$created_at = $located_at->created_at;
$updated_at = $located_at->updated_at;

$location = Location::find(1892);
$edge = $location->user()->edge();

$location = Location::find(1892);
$edge = $location->user()->edge($location->user);

class Post extends NeoEloquent {

    public function photos()
    {
        return $this->hasMany('Photo', 'PHOTO');
    }

    public function videos()
    {
        return $this->hasMany('Video', 'VIDEO');
    }
}

Post::createWith(['title' => 'the title', 'body' => 'the body'], [
    'photos' => [
        [
            'url'      => 'http://url',
            'caption'  => '...',
            'metadata' => '...'
        ],
        [
            'url' => 'http://other.url',
            'caption' => 'the bay',
            'metadata' => '...'
        ]
    ],

    'videos' => [
        'title' => 'Boats passing us by',
        'description' => '...'
    ]
]);

$videos = new Video(['title' => 'foo', 'description' => 'bar']);
Post::createWith($info, compact('videos'));

class User extends NeoEloquent {

    public function account()
    {
        return $this->hasOne('Account');
    }
}

User::createWith(['name' => 'foo'], ['account' => ['guid' => 'bar', 'email' => '[email protected]']]);

class Post extends NeoEloquent {

    public function tags()
    {
        return $this->hasMany('Tag', 'TAG');
    }
}

$tag1 = Tag::create(['title' => 'php']);
$tag2 = Tag::create(['title' => 'dev']);

$post = Post::createWith(['title' => 'foo', 'body' => 'bar'], ['tags' => [$tag1, $tag2]]);

Post::createWith(['title' => 'foo', 'body' => 'bar'], ['tags' => 1, 'privacy' => 2]);

Neo4jSchema::label('User', function(Blueprint $label)
{
    $label->unique('uuid');
});

Neo4jSchema::drop('User');
Neo4jSchema::dropIfExists('User');

Neo4jSchema::renameLabel($from, $to);

if (Neo4jSchema::hasLabel('User')) {

} else {

}

if (Neo4jSchema::hasRelation('FRIEND_OF')) {

} else {

}

// Don't
User::create(['name' => 'Some Name', 'location' => ['lat' => 123, 'lng'=> -123 ] ]);

MATCH (account:`Account`), (user:`User`)
WHERE id(account) = 1986 AND id(user) = 9862
MERGE (account)<-[rel_user_account:ACCOUNT]-(user)
RETURN rel_user_account;

MATCH (user:`User`)
WHERE id(user) = 1
CREATE (user)-[rel_user_post:POSTED]->(post:`Post` {title: 'The Title', body: 'Hot Body', created_at: '15-05-2014', updated_at: '15-05-2014'})
RETURN rel_user_post;

MATCH (user:`User`), (followers:`User`)
WHERE id(user) = 1013 AND id(followers) = 1012
CREATE (user)-[rel_user_followers:FOLLOWS]->(followers)
RETURN rel_follows;

MATCH (user:`User`), (followers:`User`), (user)-[rel_user_followers:FOLLOWS]-(followers)
WHERE id(user) = 1012
RETURN rel_follows;