Same name in other branches

1. 9 core/lib/Drupal/Core/Config/ConfigFactoryOverrideBase.php \Drupal\Core\Config\ConfigFactoryOverrideBase::filterNestedArray()
2. 8.9.x core/lib/Drupal/Core/Config/ConfigFactoryOverrideBase.php \Drupal\Core\Config\ConfigFactoryOverrideBase::filterNestedArray()
3. 10 core/lib/Drupal/Core/Config/ConfigFactoryOverrideBase.php \Drupal\Core\Config\ConfigFactoryOverrideBase::filterNestedArray()

Filters data in nested arrays.

Parameters

array $original_data: Original data array to filter against.

array $override_data: Override data to filter.

Return value

bool TRUE if $override_data was changed, FALSE otherwise.

2 calls to ConfigFactoryOverrideBase::filterNestedArray()

ConfigFactoryOverrideBase::filterOverride in core/lib/Drupal/Core/Config/ConfigFactoryOverrideBase.php

Filters data in the override based on what is currently in configuration.

TestConfigFactoryOverrideBase::doFilterNestedArray in core/tests/Drupal/Tests/Core/Config/ConfigFactoryOverrideBaseTest.php

File

core/lib/Drupal/Core/Config/ConfigFactoryOverrideBase.php, line 87

Class

ConfigFactoryOverrideBase

Defines a base event listener implementation configuration overrides.

Namespace

Drupal\Core\Config

Code

protected function filterNestedArray(array $original_data, array &$override_data) {
    $changed = FALSE;
    foreach ($override_data as $key => $value) {
        if (!isset($original_data[$key])) {
            // The original data is not there anymore, remove the override.
            unset($override_data[$key]);
            $changed = TRUE;
        }
        elseif (is_array($override_data[$key])) {
            if (is_array($original_data[$key])) {
                // Do the filtering one level deeper.
                // Ensure that we track $changed along the way.
                if ($this->filterNestedArray($original_data[$key], $override_data[$key])) {
                    $changed = TRUE;
                }
                // If no overrides are left under this level, remove the level.
                if (empty($override_data[$key])) {
                    unset($override_data[$key]);
                    $changed = TRUE;
                }
            }
            else {
                // The override is an array but the value is not, this will not go
                // well, remove the override.
                unset($override_data[$key]);
                $changed = TRUE;
            }
        }
    }
    return $changed;
}

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