node.php

<?php
namespace Bitrix\Landing;
 
abstract class Node
{
    abstract public static function getHandlerJS();
 
    abstract public static function saveNode(\Bitrix\Landing\Block $block, $selector, array $data);
 
    abstract public static function getNode(\Bitrix\Landing\Block $block, $selector);
 
    //abstract public static function prepareManifest(\Bitrix\Landing\Block $block, array $manifest, array &$manifestFull = array());
 
    //abstract public static function getSearchableNode($block, $selector);
 
    protected static function prepareSearchContent($value)
    {
        if (is_string($value))
        {
            $value = strip_tags($value);
            $value = preg_replace('/[\s]{2,}/', ' ', $value);
            $value = trim($value);
        }
 
        return $value;
    }
 
    public static function prepareFieldDefinition(array $field)
    {
        $field = array_change_key_case($field, CASE_LOWER);
        $field['id'] = static::prepareStringValue($field, 'id');
        $field['type'] = static::prepareStringValue($field, 'type');
        $field['name'] = static::prepareStringValue($field, 'name');
        if (empty($field['id']) || empty($field['type']) || empty($field['name']))
        {
            return null;
        }
 
        $className = Node\Type::getClassName($field['type']);
        if (!class_exists($className))
        {
            return null;
        }
        return $className::validateFieldDefinition($field);
    }
 
    protected static function validateFieldDefinition(array $field)
    {
        return [
            'id' => $field['id'],
            'type' => $field['type'],
            'name' => $field['name']
        ];
    }
 
    protected static function prepareStringValue(array $row, $name)
    {
        if (empty($row[$name]) || !is_string($row[$name]))
        {
            return null;
        }
        $row[$name] = trim($row[$name]);
        if ($row[$name] === '')
        {
            return null;
        }
        return $row[$name];
    }
}