views_query_views_alter

views_query_views_alter(AlterableInterface $query)

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().

File

core/modules/views/views.module, line 655: 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 => $value) {
      if (isset($substitutions[$value])) {
        $tables[$table_name]['arguments'][$replacement_key] = $substitutions[$value];
      }
    }
  }

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

Links:

https://api.drupal.org/api/drupal/core%21modules%21views%21views.module/function/views_query_views_alter/8.2.x

doc_Drupal

2016-10-29 09:55:39

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