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<?php
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/**
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* @file
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* Definition of views_handler_field_ncs_last_comment_name.
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*/
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/**
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* Field handler to present the name of the last comment poster.
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*
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* @ingroup views_field_handlers
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*/
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class views_handler_field_ncs_last_comment_name extends views_handler_field {
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/**
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* {@inheritdoc}
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*/
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public function query() {
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// 'last_comment_name' only contains data if the user is anonymous, so join
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// in a specially related user table.
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$this->ensure_my_table();
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// Join 'users' to this table via vid.
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$join = new views_join();
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$join->construct('users', $this->table_alias, 'last_comment_uid', 'uid');
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$join->extra = array(array('field' => 'uid', 'operator' => '!=', 'value' => '0'));
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// 'ncs_user' alias so this can work with the sort handler, below.
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// $this->user_table = $this->query
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// ->add_relationship(NULL, $join, 'users', $this->relationship);
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$this->user_table = $this->query->ensure_table('ncs_users', $this->relationship, $join);
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$this->field_alias = $this->query->add_field(NULL, "COALESCE($this->user_table.name, $this->table_alias.$this->field)", $this->table_alias . '_' . $this->field);
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$this->user_field = $this->query->add_field($this->user_table, 'name');
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$this->uid = $this->query->add_field($this->table_alias, 'last_comment_uid');
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}
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/**
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* {@inheritdoc}
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*/
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public function option_definition() {
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$options = parent::option_definition();
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$options['link_to_user'] = array('default' => TRUE, 'bool' => TRUE);
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return $options;
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}
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/**
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* {@inheritdoc}
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*/
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public function render($values) {
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if (!empty($this->options['link_to_user'])) {
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$account = new stdClass();
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$account->name = $this->get_value($values);
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$account->uid = $values->{$this->uid};
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return theme('username', array(
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'account' => $account
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));
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}
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else {
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return $this->sanitize_value($this->get_value($values));
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}
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}
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}
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