views_handler_field_date.inc
7.55 KB
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<?php
/**
* @file
* Definition of views_handler_field_date.
*/
/**
* 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' => '');
$options['second_date_format_custom'] = array('default' => '');
$options['second_date_format'] = array('default' => 'small');
$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' => $date_formats + array(
'custom' => t('Custom'),
'raw time ago' => t('Time ago'),
'time ago' => t('Time ago (with "ago" appended)'),
'today time ago' => t('Time ago (with "ago" appended) for today\'s date, but not for other dates'),
'raw time hence' => t('Time hence'),
'time hence' => t('Time hence (with "hence" appended)'),
'raw time span' => t('Time span (future dates have "-" prepended)'),
'inverse time span' => t('Time span (past dates have "-" prepended)'),
'time span' => t('Time span (with "ago/hence" appended)'),
),
'#default_value' => isset($this->options['date_format']) ? $this->options['date_format'] : 'small',
);
$form['custom_date_format'] = array(
'#type' => 'textfield',
'#title' => t('Custom date format'),
'#description' => t('If "Custom", see the <a href="@url" target="_blank">PHP manual</a> for date formats. Otherwise, enter the number of different time units to display, which defaults to 2.', array('@url' => 'http://php.net/manual/function.date.php')),
'#default_value' => isset($this->options['custom_date_format']) ? $this->options['custom_date_format'] : '',
'#dependency' => array('edit-options-date-format' => array('custom', 'raw time ago', 'time ago', 'today time ago', 'raw time hence', 'time hence', 'raw time span', 'time span', 'raw time span', 'inverse time span', 'time span')),
);
$form['second_date_format'] = array(
'#type' => 'select',
'#title' => t('Second date format'),
'#options' => $date_formats + array(
'custom' => t('Custom'),
),
'#description' => t('The date format which will be used for rendering dates other than today.'),
'#default_value' => isset($this->options['second_date_format']) ? $this->options['second_date_format'] : 'small',
'#dependency' => array('edit-options-date-format' => array('today time ago')),
);
$form['second_date_format_custom'] = array(
'#type' => 'textfield',
'#title' => t('Custom date format of second date'),
'#description' => t('If "Custom" is selected in "Second date format", see the <a href="@url" target="_blank">PHP manual</a> for date formats. Otherwise, enter the number of different time units to display, which defaults to 2.', array('@url' => 'http://php.net/manual/function.date.php')),
'#default_value' => isset($this->options['second_date_format_custom']) ? $this->options['second_date_format_custom'] : '',
// We have to use states instead of ctools dependency because dependency
// doesn't handle multiple conditions.
'#states' => array(
'visible' => array(
'#edit-options-date-format' => array('value' => 'today time ago'),
'#edit-options-second-date-format' => array('value' => 'custom'),
),
),
// We have to use ctools dependency too because states doesn't add the
// correct left margin to the element's wrapper.
'#dependency' => array(
// This condition is handled by form API's states.
// 'edit-options-date-format' => array('today time ago'),
'edit-options-second-date-format' => array('custom'),
),
);
$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', 'today 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 'today time ago':
$second_format = $this->options['second_date_format'];
$second_custom_format = $this->options['second_date_format_custom'];
if (format_date(REQUEST_TIME, 'custom', 'Y-m-d', $timezone) == format_date($value, 'custom', 'Y-m-d', $timezone)) {
return t('%time ago', array('%time' => format_interval($time_diff, is_numeric($custom_format) ? $custom_format : 2)));
}
elseif ($second_format == 'custom') {
if ($second_custom_format == 'r') {
return format_date($value, $second_format, $second_custom_format, $timezone, 'en');
}
return format_date($value, $second_format, $second_custom_format, $timezone);
}
else {
return format_date($value, $this->options['second_date_format'], '', $timezone);
}
case 'raw time hence':
return format_interval(-$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);
}
}
}
}