function views_query_views_alter in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/views/views.module \views_query_views_alter()

Implements hook_query_TAG_alter().

This is the hook_query_alter() for queries tagged by Views and is used to add in substitutions from hook_views_query_substitutions().

1 call to views_query_views_alter()

_views_query_tag_alter_condition in core/modules/views/views.module

Replaces the substitutions recursive foreach condition.

File

core/modules/views/views.module, line 640

Primarily Drupal hooks and global API functions to manipulate views.

Code

function views_query_views_alter(AlterableInterface $query) {
  $substitutions = $query
    ->getMetaData('views_substitutions');
  $tables =& $query
    ->getTables();
  $where =& $query
    ->conditions();

  // Replaces substitutions in tables.
  foreach ($tables as $table_name => $table_metadata) {
    foreach ($table_metadata['arguments'] as $replacement_key => $value) {
      if (!is_array($value)) {
        if (isset($substitutions[$value])) {
          $tables[$table_name]['arguments'][$replacement_key] = $substitutions[$value];
        }
      }
      else {
        foreach ($value as $sub_key => $sub_value) {
          if (isset($substitutions[$sub_value])) {
            $tables[$table_name]['arguments'][$replacement_key][$sub_key] = $substitutions[$sub_value];
          }
        }
      }
    }
  }

  // Replaces substitutions in filter criteria.
  _views_query_tag_alter_condition($query, $where, $substitutions);
}