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<?php
// $Id$
/**
* A handler to provide proper displays for dates.
*
* @ingroup views_field_handlers
*/
class views_handler_field_date extends views_handler_field {
function option_definition() {
$options = parent::option_definition();
$options['date_format'] = array('default' => 'small');
$options['custom_date_format'] = array('default' => '');
return $options;
}
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
$form['date_format'] = array(
'#type' => 'select',
'#title' => t('Date format'),
'#options' => array(
'small' => format_date(REQUEST_TIME, 'small'),
'medium' => format_date(REQUEST_TIME, 'medium'),
'large' => format_date(REQUEST_TIME, 'large'),
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'custom' => t('Custom'),
'raw time ago' => t('Time ago'),
'time ago' => t('Time ago (with "ago" appended)'),
'raw time span' => t('Time span (future dates start with - )'),
'time span' => t('Time span (with "ago/hence" appended)'),
),
'#default_value' => isset($this->options['date_format']) ? $this->options['date_format'] : 'small',
);
$form['custom_date_format'] = array(
'#type' => 'textfield',
'#title' => t('Custom date format'),
'#description' => t('If "Custom", see <a href="http://us.php.net/manual/en/function.date.php" target="_blank">the PHP docs</a> for date formats. If "Time ago" this is the the number of different units to display, which defaults to two.'),
'#default_value' => isset($this->options['custom_date_format']) ? $this->options['custom_date_format'] : '',
'#dependency' => array('edit-options-date-format' => array('custom', 'raw time ago', 'time ago', 'raw time span', 'time span')),
'#states' => array(
'visible' => array(
':input[name=options[date_format]]' => array('value' => array('custom', 'raw time ago', 'time ago', 'raw time span', 'time span')),
),
),
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);
}
function render($values) {
$value = $values->{$this->field_alias};
$format = $this->options['date_format'];
if (in_array($format, array('custom', 'raw time ago', 'time ago', 'raw time span', 'time span'))) {
$custom_format = $this->options['custom_date_format'];
}
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if (!$value) {
return theme('views_nodate');
}
else {
$time_diff = REQUEST_TIME - $value; // will be positive for a datetime in the past (ago), and negative for a datetime in the future (hence)
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switch ($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) ? $custom_format : 2)));
case 'raw time span':
return ($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, $custom_format, null, 'en');
}
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return format_date($value, $format, $custom_format);
default:
return format_date($value, $format);
}
}
}
}