'small'); $options['custom_date_format'] = array('default' => ''); $options['timezone'] = array('default' => ''); return $options; } function options_form(&$form, &$form_state) { $date_formats = array(); $date_types = system_get_date_types(); foreach ($date_types as $key => $value) { $date_formats[$value['type']] = t('@date_format format', array('@date_format' => $value['title'])) . ': ' . format_date(REQUEST_TIME, $value['type']); } $form['date_format'] = array( '#type' => 'select', '#title' => t('Date format'), '#options' => $date_formats + array( 'custom' => t('Custom'), 'raw time ago' => t('Time ago'), 'time ago' => t('Time ago (with "ago" appended)'), 'raw time hence' => t('Time hence'), 'time hence' => t('Time hence (with "hence" appended)'), 'raw time span' => t('Time span (future dates have "-" prepended)'), 'inverse time span' => t('Time span (past dates have "-" prepended)'), 'time span' => t('Time span (with "ago/hence" appended)'), ), '#default_value' => isset($this->options['date_format']) ? $this->options['date_format'] : 'small', ); $form['custom_date_format'] = array( '#type' => 'textfield', '#title' => t('Custom date format'), '#description' => t('If "Custom", see the PHP manual for date formats. Otherwise, enter the number of different time units to display, which defaults to 2.', array('@url' => 'http://php.net/manual/function.date.php')), '#default_value' => isset($this->options['custom_date_format']) ? $this->options['custom_date_format'] : '', '#dependency' => array('edit-options-date-format' => array('custom', 'raw time ago', 'time ago', 'raw time hence', 'time hence', 'raw time span', 'time span', 'raw time span', 'inverse time span', 'time span')), ); $form['timezone'] = array( '#type' => 'select', '#title' => t('Timezone'), '#description' => t('Timezone to be used for date output.'), '#options' => array('' => t('- Default site/user timezone -')) + system_time_zones(FALSE), '#default_value' => $this->options['timezone'], '#dependency' => array('edit-options-date-format' => array_merge(array('custom'), array_keys($date_formats))), ); parent::options_form($form, $form_state); } function render($values) { $value = $this->get_value($values); $format = $this->options['date_format']; if (in_array($format, array('custom', 'raw time ago', 'time ago', 'raw time hence', 'time hence', 'raw time span', 'time span', 'raw time span', 'inverse time span', 'time span'))) { $custom_format = $this->options['custom_date_format']; } if ($value) { $timezone = !empty($this->options['timezone']) ? $this->options['timezone'] : NULL; $time_diff = REQUEST_TIME - $value; // will be positive for a datetime in the past (ago), and negative for a datetime in the future (hence) switch ($format) { case 'raw time ago': return format_interval($time_diff, is_numeric($custom_format) ? $custom_format : 2); case 'time ago': return t('%time ago', array('%time' => format_interval($time_diff, is_numeric($custom_format) ? $custom_format : 2))); case 'raw time hence': return format_interval(-$time_diff, is_numeric($custom_format) ? $custom_format : 2); case 'time hence': return t('%time hence', array('%time' => format_interval(-$time_diff, is_numeric($custom_format) ? $custom_format : 2))); case 'raw time span': return ($time_diff < 0 ? '-' : '') . format_interval(abs($time_diff), is_numeric($custom_format) ? $custom_format : 2); case 'inverse time span': return ($time_diff > 0 ? '-' : '') . format_interval(abs($time_diff), is_numeric($custom_format) ? $custom_format : 2); case 'time span': return t(($time_diff < 0 ? '%time hence' : '%time ago'), array('%time' => format_interval(abs($time_diff), is_numeric($custom_format) ? $custom_format : 2))); case 'custom': if ($custom_format == 'r') { return format_date($value, $format, $custom_format, $timezone, 'en'); } return format_date($value, $format, $custom_format, $timezone); default: return format_date($value, $format, '', $timezone); } } } }