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<?php
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/**
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* Definition of webform_handler_filter_submission_data.
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*
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* Extended version of the string filter handler specialized for Webform values.
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*
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* @ingroup views_filter_handlers
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*/
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class webform_handler_filter_submission_data extends views_handler_filter_string {
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/**
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* Add to the list of operators.
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*
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* This kind of construct makes it relatively easy for a child class to add or
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* remove functionality by overriding this function and adding/removing items
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* from this array.
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*/
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public function operators() {
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$operators = parent::operators();
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// Add additional operators for date/time ranges.
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$operators['>'] = array(
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'title' => t('Greater than'),
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'short' => t('>'),
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'method' => 'op_greater_than',
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'values' => 1,
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);
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$operators['<'] = array(
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'title' => t('Less than'),
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'short' => t('<'),
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'method' => 'op_less_than',
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'values' => 1,
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);
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return $operators;
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}
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/**
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* Build strings from the operators() for 'select' options.
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*/
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public function operator_options($which = 'title') {
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$options = parent::operator_options($which);
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// Adjust the exposed filter options based on the component selected.
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if ($which === 'title') {
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$nid = $this->view->relationship[$this->options['relationship']]->options['webform_nid'];
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$cid = $this->view->relationship[$this->options['relationship']]->options['webform_cid'];
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if ($nid && $node = $node = node_load($nid)) {
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module_load_include('inc', 'webform', 'includes/webform.components');
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$component = $node->webform['components'][$cid];
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if (webform_component_feature($component['type'], 'views_range')) {
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$options['='] = t('Is');
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$options['!='] = t('Is not');
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$options['>'] = t('After');
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$options['<'] = t('Before');
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$options = array_intersect_key($options, array('=' => '=', '!=' => '!=', '>' => '>', '<' => '<'));
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}
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}
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}
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return $options;
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}
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/**
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*
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*/
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public function operator_values($values = 1) {
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$options = array();
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foreach ($this->operators() as $id => $info) {
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if (isset($info['values']) && $info['values'] == $values) {
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$options[] = $id;
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}
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}
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return $options;
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}
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/**
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* Provide a simple textfield for equality.
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*/
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public function value_form(&$form, &$form_state) {
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// @todo: Adjust the exposed filter form based on component form.
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return parent::value_form($form, $form_state);
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}
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/**
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*
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*/
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public function op_greater_than($field) {
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$this->query->add_where($this->options['group'], $field, $this->value, '>');
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}
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/**
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*
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*/
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public function op_less_than($field) {
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$this->query->add_where($this->options['group'], $field, $this->value, '<');
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}
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}
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