function views_handler_field_ncs_last_comment_name::query in Views (for Drupal 7) 6.3
Same name and namespace in other branches
- 6.2 modules/comment/views_handler_field_ncs_last_comment_name.inc \views_handler_field_ncs_last_comment_name::query()
- 7.3 modules/comment/views_handler_field_ncs_last_comment_name.inc \views_handler_field_ncs_last_comment_name::query()
Called to add the field to a query.
Overrides views_handler_field::query
File
- modules/
comment/ views_handler_field_ncs_last_comment_name.inc, line 9
Class
- views_handler_field_ncs_last_comment_name
- Field handler to present the name of the last comment poster.
Code
function query() {
// last_comment_name only contains data if the user is anonymous. So we
// have to join in a specially related user table.
$this
->ensure_my_table();
// join 'users' to this table via vid
$join = new views_join();
$join
->construct('users', $this->table_alias, 'last_comment_uid', 'uid');
$join->extra = array(
array(
'field' => 'uid',
'operator' => '!=',
'value' => '0',
),
);
// ncs_user alias so this can work with the sort handler, below.
// $this->user_table = $this->query->add_relationship(NULL, $join, 'users', $this->relationship);
$this->user_table = $this->query
->ensure_table('ncs_users', $this->relationship, $join);
$this->field_alias = $this->query
->add_field(NULL, "COALESCE({$this->user_table}.name, {$this->table_alias}.{$this->field})", $this->table_alias . '_' . $this->field);
$this->user_field = $this->query
->add_field($this->user_table, 'name');
$this->uid = $this->query
->add_field($this->table_alias, 'last_comment_uid');
}