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- <?php
- /**
- * @file
- * Contains SearchApiViewsHandlerFilterDate.
- */
- /**
- * Views filter handler base class for handling date fields.
- */
- class SearchApiViewsHandlerFilterDate extends SearchApiViewsHandlerFilterNumeric {
- /**
- * Add a "widget type" option.
- */
- public function option_definition() {
- return parent::option_definition() + array(
- 'widget_type' => array('default' => 'default'),
- 'date_popup_format' => array('default' => 'm/d/Y'),
- 'year_range' => array('default' => '-3:+3'),
- );
- }
- /**
- * If the date popup module is enabled, provide the extra option setting.
- */
- public function has_extra_options() {
- if (module_exists('date_popup')) {
- return TRUE;
- }
- return FALSE;
- }
- /**
- * Add extra options if we allow the date popup widget.
- */
- public function extra_options_form(&$form, &$form_state) {
- parent::extra_options_form($form, $form_state);
- if (module_exists('date_popup')) {
- $widget_options = array(
- 'default' => 'Default',
- 'date_popup' => 'Date popup',
- );
- $form['widget_type'] = array(
- '#type' => 'radios',
- '#title' => t('Date selection form element'),
- '#default_value' => $this->options['widget_type'],
- '#options' => $widget_options,
- );
- $form['date_popup_format'] = array(
- '#type' => 'textfield',
- '#title' => t('Date format'),
- '#default_value' => $this->options['date_popup_format'],
- '#description' => t('A date in any format understood by <a href="@doc-link">PHP</a>. For example, "Y-m-d" or "m/d/Y".', array(
- '@doc-link' => 'http://php.net/manual/en/function.date.php'
- )),
- '#states' => array(
- 'visible' => array(
- ':input[name="options[widget_type]"]' => array('value' => 'date_popup'),
- ),
- ),
- );
- }
- if (module_exists('date_api')) {
- $form['year_range'] = array(
- '#type' => 'date_year_range',
- '#default_value' => $this->options['year_range'],
- );
- }
- }
- /**
- * Validate extra options.
- */
- public function extra_options_validate($form, &$form_state) {
- if (isset($form_state['values']['options']['year_range'])) {
- if (!preg_match('/^(?:\-[0-9]{1,4}|[0-9]{4}):(?:[\+|\-][0-9]{1,4}|[0-9]{4})$/', $form_state['values']['options']['year_range'])) {
- form_error($form['year_range'], t('Date year range must be in the format -9:+9, 2005:2010, -9:2010, or 2005:+9'));
- }
- }
- }
- /**
- * Provide a form for setting the filter value.
- */
- public function value_form(&$form, &$form_state) {
- parent::value_form($form, $form_state);
- $is_date_popup = ($this->options['widget_type'] == 'date_popup' && module_exists('date_popup'));
- // If the operator is between
- if ($this->operator == 'between') {
- if ($is_date_popup) {
- $form['value']['min']['#type'] = 'date_popup';
- $form['value']['min']['#date_format'] = $this->options['date_popup_format'];
- $form['value']['min']['#date_year_range'] = $this->options['year_range'];
- $form['value']['max']['#type'] = 'date_popup';
- $form['value']['max']['#date_format'] = $this->options['date_popup_format'];
- $form['value']['max']['#date_year_range'] = $this->options['year_range'];
- }
- }
- // If we are using the date popup widget, overwrite the settings of the form
- // according to what date_popup expects.
- elseif ($is_date_popup) {
- $form['value']['#type'] = 'date_popup';
- $form['value']['#date_format'] = $this->options['date_popup_format'];
- $form['value']['#date_year_range'] = $this->options['year_range'];
- unset($form['value']['#description']);
- }
- elseif (empty($form_state['exposed'])) {
- $form['value']['#description'] = t('A date in any format understood by <a href="@doc-link">PHP</a>. For example, "@date1" or "@date2".', array(
- '@doc-link' => 'http://php.net/manual/en/function.strtotime.php',
- '@date1' => format_date(REQUEST_TIME, 'custom', 'Y-m-d H:i:s'),
- '@date2' => 'now + 1 day',
- ));
- }
- }
- /**
- * Add this filter to the query.
- */
- public function query() {
- $this->normalizeValue();
- if ($this->operator === 'empty') {
- $this->query->condition($this->real_field, NULL, '=', $this->options['group']);
- }
- elseif ($this->operator === 'not empty') {
- $this->query->condition($this->real_field, NULL, '<>', $this->options['group']);
- }
- elseif (in_array($this->operator, array('between', 'not between'), TRUE)) {
- $min = $this->value['min'];
- if ($min !== '') {
- $min = is_numeric($min) ? $min : strtotime($min, REQUEST_TIME);
- }
- $max = $this->value['max'];
- if ($max !== '') {
- $max = is_numeric($max) ? $max : strtotime($max, REQUEST_TIME);
- }
- if (is_numeric($min) && is_numeric($max)) {
- $this->query->condition($this->real_field, array($min, $max), strtoupper($this->operator), $this->options['group']);
- }
- elseif (is_numeric($min)) {
- $operator = $this->operator === 'between' ? '>=' : '<';
- $this->query->condition($this->real_field, $min, $operator, $this->options['group']);
- }
- elseif (is_numeric($max)) {
- $operator = $this->operator === 'between' ? '<=' : '>';
- $this->query->condition($this->real_field, $min, $operator, $this->options['group']);
- }
- }
- else {
- $v = is_numeric($this->value['value']) ? $this->value['value'] : strtotime($this->value['value'], REQUEST_TIME);
- if ($v !== FALSE) {
- $this->query->condition($this->real_field, $v, $this->operator, $this->options['group']);
- }
- }
- }
- }
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