wol-soft/php-json-schema-model-generator

/**
 * Update the model with the provided data. If the update fails due to any violations an exception will be thrown and
 * no properties of the model will be updated.
 *
 * @param array $modelData May contain any subset of the models properties
 *
 * @return self
 *
 * @throws {% if generatorConfiguration.collectErrors() %}{{ viewHelper.getSimpleClassName(generatorConfiguration.getErrorRegistryClass()) }}{% else %}ValidationException{% endif %}
 */
public function populate(array $modelData): self
{
    $rollbackValues = [];

    {% if generatorConfiguration.collectErrors() %}
        $this->_errorRegistry = new {{ viewHelper.getSimpleClassName(generatorConfiguration.getErrorRegistryClass()) }}();
    {% else %}
        try {
    {% endif %}

    foreach (['_additionalProperties', '_patternProperties'] as $property) {
        if (isset($this->{$property})) {
            $rollbackValues[$property] = $this->{$property};
        }
    }

    {% if schema.getBaseValidators() %}
        $this->executeBaseValidators($modelData);
    {% endif %}

    {% foreach schema.getProperties() as property %}
        {% if not property.isInternal() %}
            if (array_key_exists('{{ property.getName() }}', $modelData) &&
                $modelData['{{ property.getName() }}'] !== $this->{{ property.getAttribute(true) }}
            ) {
                {{ schemaHookResolver.resolveSetterBeforeValidationHook(property, true) }}

                $rollbackValues['{{ property.getAttribute(true) }}'] = $this->{{ property.getAttribute(true) }};
                $this->process{{ viewHelper.ucfirst(property.getAttribute()) }}($modelData);
            }
        {% endif %}
    {% endforeach %}

    {% if generatorConfiguration.collectErrors() %}
        if (count($this->_errorRegistry->getErrors())) {
            foreach ($rollbackValues as $property => $value) {
                $this->{$property} = $value;
            }

            throw $this->_errorRegistry;
        }
    {% else %}
        } catch (ValidationException $exception) {
            foreach ($rollbackValues as $property => $value) {
                $this->{$property} = $value;
            }

            throw $exception;
        }
    {% endif %}

    $this->_rawModelDataInput = array_merge($this->_rawModelDataInput, $modelData);

    {% foreach schema.getProperties() as property %}
        {% if not property.isInternal() %}
            {% if schemaHookResolver.resolveSetterAfterValidationHook(property) %}
                if (array_key_exists('{{ property.getName() }}', $rollbackValues)) {
                    {{ schemaHookResolver.resolveSetterAfterValidationHook(property, true) }}
                }
            {% endif %}
        {% endif %}
    {% endforeach %}

    return $this;
}