View source
<?php
class views_handler_filter_many_to_one extends views_handler_filter_in_operator {
function init(&$view, $options) {
parent::init($view, $options);
$this->helper = new views_many_to_one_helper($this);
}
function option_definition() {
$options = parent::option_definition();
$options['operator']['default'] = 'or';
$options['value']['default'] = array();
views_many_to_one_helper::option_definition($options);
return $options;
}
function operators() {
$operators = array(
'or' => array(
'title' => t('Is one of'),
'short' => t('or'),
'short_single' => t('='),
'method' => 'op_helper',
'values' => 1,
'ensure_my_table' => 'helper',
),
'and' => array(
'title' => t('Is all of'),
'short' => t('and'),
'short_single' => t('='),
'method' => 'op_helper',
'values' => 1,
'ensure_my_table' => 'helper',
),
'not' => array(
'title' => t('Is none of'),
'short' => t('not'),
'short_single' => t('<>'),
'method' => 'op_helper',
'values' => 1,
'ensure_my_table' => 'helper',
),
);
if (!empty($this->definition['allow empty'])) {
$operators += array(
'empty' => array(
'title' => t('Is empty (NULL)'),
'method' => 'op_empty',
'short' => t('empty'),
'values' => 0,
),
'not empty' => array(
'title' => t('Is not empty (NOT NULL)'),
'method' => 'op_empty',
'short' => t('not empty'),
'values' => 0,
),
);
}
return $operators;
}
var $value_form_type = 'select';
function value_form(&$form, &$form_state) {
parent::value_form($form, $form_state);
if (empty($form_state['exposed'])) {
$this->helper
->options_form($form, $form_state);
}
}
function ensure_my_table() {
$info = $this
->operators();
if (isset($info[$this->operator]['ensure_my_table']) && $info[$this->operator]['ensure_my_table'] == 'helper') {
return $this->helper
->ensure_my_table();
}
return parent::ensure_my_table();
}
function op_helper() {
if (empty($this->value)) {
return;
}
$this->helper
->add_filter();
}
}