PHP code example of nook-ru / nstree

1. Go to this page and download the library: Download nook-ru/nstree 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/ */

nook-ru / nstree example snippets


Citrus\NSTree\ExampleTable::add(
    array(
        'NAME' => 'ROOT ROW'
    )
);


Citrus\NSTree\ExampleTable::add(
    array(
        'PARENT_ID' => $parent_node_id,
        'NAME' => 'CHILD ROW'
    )
);


Citrus\NSTree\ExampleTable::update(
    $id,
    array(
        'PARENT_ID' => $new_parent_node_id
    )
);


$res = Citrus\NSTree\ExampleTable::getList(
    array(
        'select' => array(
            'ID',
            'NAME'
        ),
        'order' => array(
            'LEFT_MARGIN' => 'ASC'
        )
    )
);


$res = Citrus\NSTree\ExampleTable::getList(
    array(
        'select' => array(
            'ID',
            'NAME'
        ),
        'filter' => array(
            '=DEPTH_LEVEL' => 1
        ),
        'order' => array(
            'LEFT_MARGIN' => 'ASC'
        )
    )
);


$node = Citrus\NSTree\ExampleTable::getRow(
    array(
        'select' => array(
            'LEFT_MARGIN',
            'RIGHT_MARGIN'
        ),
        'filter' => array(
            '=ID' => $node_id
        )
    )
);
$res = Citrus\NSTree\ExampleTable::getList(
    array(
        'select' => array(
            'ID',
            'NAME'
        ),
        'filter' => array(
            '>LEFT_MARGIN' => $node['LEFT_MARGIN'],
            '<RIGHT_MARGIN' => $node['RIGHT_MARGIN']
        ),
        'order' => array(
            'LEFT_MARGIN' => 'ASC'
        )
    )
);


$node = Citrus\NSTree\ExampleTable::getRow(
    array(
        'select' => array(
            'LEFT_MARGIN',
            'RIGHT_MARGIN'
        ),
        'filter' => array(
            '=ID' => $node_id
        )
    )
);
$res = Citrus\NSTree\ExampleTable::getList(
    array(
        'select' => array(
            'ID',
            'NAME'
        ),
        'filter' => array(
            '<LEFT_MARGIN' => $node['LEFT_MARGIN'],
            '>RIGHT_MARGIN' => $node['RIGHT_MARGIN']
        ),
        'order' => array(
            'LEFT_MARGIN' => 'ASC'
        )
    )
);


$connection = Bitrix\Main\Application::getConnection();
Citrus\NSTree\ExampleTable::lockTable();
try {
    Citrus\NSTree\ExampleTable::add(
        array(
            'PARENT_ID' => $parent_node_id,
            'NAME' => 'CHILD ROW'
        )
    );
    $connection->commitTransaction();
} catch (\Exception $e) {
    $connection->rollbackTransaction();
    Citrus\NSTree\ExampleTable::unlockTable();
    echo($e->getMessage() . "\n");
}