public function XmlSitemapGenerator::getOptimalMemoryLimit in XML sitemap 8

Same name and namespace in other branches

1. 2.x src/XmlSitemapGenerator.php \Drupal\xmlsitemap\XmlSitemapGenerator::getOptimalMemoryLimit()

Calculate the optimal PHP memory limit for sitemap generation.

This function just makes a guess. It does not take into account the currently loaded modules.

Return value

int Optimal memory limit.

Overrides XmlSitemapGeneratorInterface::getOptimalMemoryLimit

1 call to XmlSitemapGenerator::getOptimalMemoryLimit()

XmlSitemapGenerator::setMemoryLimit in src/XmlSitemapGenerator.php

Calculate the optimal memory level for sitemap generation.

File

src/XmlSitemapGenerator.php, line 217

Class

XmlSitemapGenerator

XmlSitemap generator service class.

Namespace

Drupal\xmlsitemap

Code

public function getOptimalMemoryLimit() {
  $optimal_limit =& drupal_static(__FUNCTION__);
  if (!isset($optimal_limit)) {

    // Set the base memory amount from the provided core constant.
    $optimal_limit = Bytes::toInt(DRUPAL_MINIMUM_PHP_MEMORY_LIMIT);

    // Add memory based on the chunk size.
    $optimal_limit += xmlsitemap_get_chunk_size() * 500;

    // Add memory for storing the url aliases.
    if ($this->config
      ->get('prefetch_aliases')) {
      $aliases = $this->connection
        ->query("SELECT COUNT(id) FROM {path_alias}")
        ->fetchField();
      $optimal_limit += $aliases * 250;
    }
  }
  return $optimal_limit;
}