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PHP code example of franzose / closure-table

1. Go to this page and download the library: Download franzose/closure-table library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

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

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

franzose / closure-table example snippets




return [
    'providers' => [
        Franzose\ClosureTable\ClosureTableServiceProvider::class
    ]
];


ancestors()
ancestorsOf($id)
ancestorsWithSelf()
ancestorsWithSelfOf($id)
descendants()
descendantsOf($id)
descendantsWithSelf()
descendantsWithSelfOf($id)
childNode()
childNodeOf($id)
childAt(int $position)
childOf($id, int $position)
firstChild()
firstChildOf($id)
lastChild()
lastChildOf($id)
childrenRange(int $from, int $to = null)
childrenRangeOf($id, int $from, int $to = null)
sibling()
siblingOf($id)
siblings()
siblingsOf($id)
neighbors()
neighborsOf($id)
siblingAt(int $position)
siblingOfAt($id, int $position)
firstSibling()
firstSiblingOf($id)
lastSibling()
lastSiblingOf($id)
prevSibling()
prevSiblingOf($id)
prevSiblings()
prevSiblingsOf($id)
nextSibling()
nextSiblingOf($id)
nextSiblings()
nextSiblingsOf($id)
siblingsRange(int $from, int $to = null)
siblingsRangeOf($id, int $from, int $to = null)



$nodes = [
    new Node(['id' => 1]),
    new Node(['id' => 2]),
    new Node(['id' => 3]),
    new Node(['id' => 4, 'parent_id' => 1])
];

foreach ($nodes as $node) {
    $node->save();
}

Node::getRoots()->pluck('id')->toArray(); // [1, 2, 3]
Node::find(1)->isRoot(); // true
Node::find(1)->isParent(); // true
Node::find(4)->isRoot(); // false
Node::find(4)->isParent(); // false

// make node 4 a root at the fourth position (1 => 0, 2 => 1, 3 => 2, 4 => 3)
$node = Node::find(4)->makeRoot(3);
$node->isRoot(); // true
$node->position; // 3

Node::find(4)->moveTo(0, Node::find(2)); // same as Node::find(4)->moveTo(0, 2);
Node::find(2)->getChildren()->pluck('id')->toArray(); // [4]



$nodes = [
    new Node(['id' => 1]),
    new Node(['id' => 2, 'parent_id' => 1]),
    new Node(['id' => 3, 'parent_id' => 2]),
    new Node(['id' => 4, 'parent_id' => 3])
];

foreach ($nodes as $node) {
    $node->save();
}

Node::find(4)->getAncestors()->pluck('id')->toArray(); // [1, 2, 3]
Node::find(4)->countAncestors(); // 3
Node::find(4)->hasAncestors(); // true
Node::find(4)->ancestors()->where('id', '>', 1)->get()->pluck('id')->toArray(); // [2, 3];
Node::find(4)->ancestorsWithSelf()->where('id', '>', 1)->get()->pluck('id')->toArray(); // [2, 3, 4];
Node::ancestorsOf(4)->where('id', '>', 1)->get()->pluck('id')->toArray(); // [2, 3];
Node::ancestorsWithSelfOf(4)->where('id', '>', 1)->get()->pluck('id')->toArray(); // [2, 3, 4];



$nodes = [
    new Node(['id' => 1]),
    new Node(['id' => 2, 'parent_id' => 1]),
    new Node(['id' => 3, 'parent_id' => 2]),
    new Node(['id' => 4, 'parent_id' => 3])
];

foreach ($nodes as $node) {
    $node->save();
}

Node::find(1)->getDescendants()->pluck('id')->toArray(); // [2, 3, 4]
Node::find(1)->countDescendants(); // 3
Node::find(1)->hasDescendants(); // true
Node::find(1)->descendants()->where('id', '<', 4)->get()->pluck('id')->toArray(); // [2, 3];
Node::find(1)->descendantsWithSelf()->where('id', '<', 4)->get()->pluck('id')->toArray(); // [1, 2, 3];
Node::descendantsOf(1)->where('id', '<', 4)->get()->pluck('id')->toArray(); // [2, 3];
Node::descendantsWithSelfOf(1)->where('id', '<', 4)->get()->pluck('id')->toArray(); // [1, 2, 3];



$nodes = [
    new Node(['id' => 1]),
    new Node(['id' => 2, 'parent_id' => 1]),
    new Node(['id' => 3, 'parent_id' => 1]),
    new Node(['id' => 4, 'parent_id' => 1]),
    new Node(['id' => 5, 'parent_id' => 1]),
    new Node(['id' => 6, 'parent_id' => 2]),
    new Node(['id' => 7, 'parent_id' => 3])
];

foreach ($nodes as $node) {
    $node->save();
}

Node::find(1)->getChildren()->pluck('id')->toArray(); // [2, 3, 4, 5]
Node::find(1)->countChildren(); // 3
Node::find(1)->hasChildren(); // true

// get child at the second position (positions start from zero)
Node::find(1)->getChildAt(1)->id; // 3

Node::find(1)->getChildrenRange(1)->pluck('id')->toArray(); // [3, 4, 5]
Node::find(1)->getChildrenRange(0, 2)->pluck('id')->toArray(); // [2, 3, 4]

Node::find(1)->getFirstChild()->id; // 2
Node::find(1)->getLastChild()->id; // 5

Node::find(6)->countChildren(); // 0
Node::find(6)->hasChildren(); // false

Node::find(6)->addChild(new Node(['id' => 7]));

Node::find(1)->addChildren([new Node(['id' => 8]), new Node(['id' => 9])], 2);
Node::find(1)->getChildren()->pluck('position', 'id')->toArray(); // [2 => 0, 3 => 1, 8 => 2, 9 => 3, 4 => 4, 5 => 5]

// remove child by its position
Node::find(1)->removeChild(2);
Node::find(1)->getChildren()->pluck('position', 'id')->toArray(); // [2 => 0, 3 => 1, 9 => 2, 4 => 3, 5 => 4]

Node::find(1)->removeChildren(2, 4);
Node::find(1)->getChildren()->pluck('position', 'id')->toArray(); // [2 => 0, 3 => 1]



$nodes = [
    new Node(['id' => 1]),
    new Node(['id' => 2, 'parent_id' => 1]),
    new Node(['id' => 3, 'parent_id' => 1]),
    new Node(['id' => 4, 'parent_id' => 1]),
    new Node(['id' => 5, 'parent_id' => 1]),
    new Node(['id' => 6, 'parent_id' => 1]),
    new Node(['id' => 7, 'parent_id' => 1])
];

foreach ($nodes as $node) {
    $node->save();
}

Node::find(7)->getFirstSibling()->id; // 2
Node::find(7)->getSiblingAt(0); // 2
Node::find(2)->getLastSibling(); // 7
Node::find(7)->getPrevSibling()->id; // 6
Node::find(7)->getPrevSiblings()->pluck('id')->toArray(); // [2, 3, 4, 5, 6]
Node::find(7)->countPrevSiblings(); // 5
Node::find(7)->hasPrevSiblings(); // true

Node::find(2)->getNextSibling()->id; // 3
Node::find(2)->getNextSiblings()->pluck('id')->toArray(); // [3, 4, 5, 6, 7]
Node::find(2)->countNextSiblings(); // 5
Node::find(2)->hasNextSiblings(); // true

Node::find(3)->getSiblings()->pluck('id')->toArray(); // [2, 4, 5, 6, 7]
Node::find(3)->getNeighbors()->pluck('id')->toArray(); // [2, 4]
Node::find(3)->countSiblings(); // 5
Node::find(3)->hasSiblings(); // true

Node::find(2)->getSiblingsRange(2)->pluck('id')->toArray(); // [4, 5, 6, 7]
Node::find(2)->getSiblingsRange(2, 4)->pluck('id')->toArray(); // [4, 5, 6]

Node::find(4)->addSibling(new Node(['id' => 8]));
Node::find(4)->getNextSiblings()->pluck('id')->toArray(); // [5, 6, 7, 8]

Node::find(4)->addSibling(new Node(['id' => 9]), 1);
Node::find(1)->getChildren()->pluck('position', 'id')->toArray();
// [2 => 0, 9 => 1, 3 => 2, 4 => 3, 5 => 4, 6 => 5, 7 => 6, 8 => 7]

Node::find(8)->addSiblings([new Node(['id' => 10]), new Node(['id' => 11])]);
Node::find(1)->getChildren()->pluck('position', 'id')->toArray();
// [2 => 0, 9 => 1, 3 => 2, 4 => 3, 5 => 4, 6 => 5, 7 => 6, 8 => 7, 10 => 8, 11 => 9]

Node::find(2)->addSiblings([new Node(['id' => 12]), new Node(['id' => 13])], 3);
Node::find(1)->getChildren()->pluck('position', 'id')->toArray();
// [2 => 0, 9 => 1, 3 => 2, 12 => 3, 13 => 4, 4 => 5, 5 => 6, 6 => 7, 7 => 8, 8 => 9, 10 => 10, 11 => 11]



Node::createFromArray([
    'id' => 1,
    'children' => [
        [
            'id' => 2,
            'children' => [
                [
                    'id' => 3,
                    'children' => [
                        [
                            'id' => 4,
                            'children' => [
                                [
                                    'id' => 5,
                                    'children' => [
                                        [
                                            'id' => 6,
                                        ]
                                    ]
                                ]
                            ]
                        ]
                    ]
                ]
            ]
        ]
    ]
]);

Node::find(4)->deleteSubtree();
Node::find(1)->getDescendants()->pluck('id')->toArray(); // [2, 3, 4]

Node::find(4)->deleteSubtree(true);
Node::find(1)->getDescendants()->pluck('id')->toArray(); // [2, 3]



Node::createFromArray([
    'id' => 1,
    'children' => [
        ['id' => 2],
        ['id' => 3],
        ['id' => 4],
        ['id' => 5],
        [
            'id' => 6,
            'children' => [
                ['id' => 7],
                ['id' => 8],
            ]
        ],
    ]
]);

/** @var Franzose\ClosureTable\Extensions\Collection $children */
$children = Node::find(1)->getChildren();
$children->getChildAt(1)->id; // 3
$children->getFirstChild()->id; // 2
$children->getLastChild()->id; // 6
$children->getRange(1)->pluck('id')->toArray(); // [3, 4, 5, 6]
$children->getRange(1, 3)->pluck('id')->toArray(); // [3, 4, 5]
$children->getNeighbors(2)->pluck('id')->toArray(); // [3, 5]
$children->getPrevSiblings(2)->pluck('id')->toArray(); // [2, 3]
$children->getNextSiblings(2)->pluck('id')->toArray(); // [5, 6]
$children->getChildrenOf(4)->pluck('id')->toArray(); // [7, 8]
$children->hasChildren(4); // true
$tree = $children->toTree();

bash
$ php artisan closuretable:make Node