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[project/views.git] / handlers / views_handler_field_date.inc
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fe44beb7 1<?php
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2/**
3 * A handler to provide proper displays for dates.
4 *
5 * @ingroup views_field_handlers
6 */
7class views_handler_field_date extends views_handler_field {
8 function option_definition() {
9 $options = parent::option_definition();
10
11 $options['date_format'] = array('default' => 'small');
12 $options['custom_date_format'] = array('default' => '');
13
14 return $options;
15 }
16
17 function options_form(&$form, &$form_state) {
18 parent::options_form($form, $form_state);
19 $time = time();
20
21 $form['date_format'] = array(
22 '#type' => 'select',
23 '#title' => t('Date format'),
24 '#options' => array(
25 'small' => format_date($time, 'small'),
26 'medium' => format_date($time, 'medium'),
27 'large' => format_date($time, 'large'),
28 'custom' => t('Custom'),
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29 'raw time ago' => t('Time ago'),
30 'time ago' => t('Time ago (with "ago" appended)'),
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31 'raw time span' => t('Time span (future dates start with - )'),
32 'time span' => t('Time span (with "ago/hence" appended)'),
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33 ),
34 '#default_value' => isset($this->options['date_format']) ? $this->options['date_format'] : 'small',
35 );
36 $form['custom_date_format'] = array(
37 '#type' => 'textfield',
38 '#title' => t('Custom date format'),
39 '#description' => t('If "Custom", see <a href="http://us.php.net/manual/en/function.date.php" target="_blank">the PHP docs</a> for date formats. If "Time ago" this is the the number of different units to display, which defaults to two.'),
40 '#default_value' => isset($this->options['custom_date_format']) ? $this->options['custom_date_format'] : '',
41 '#process' => array('views_process_dependency'),
13b9165c 42 '#dependency' => array('edit-options-date-format' => array('custom', 'raw time ago', 'time ago', 'raw time span', 'time span')),
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43 );
44 }
45
46 function render($values) {
47 $value = $values->{$this->field_alias};
48 $format = $this->options['date_format'];
13b9165c 49 if (in_array($format, array('custom', 'raw time ago', 'time ago', 'raw time span', 'time span'))) {
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50 $custom_format = $this->options['custom_date_format'];
51 }
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52
53 if (!$value) {
54 return theme('views_nodate');
55 }
56 else {
57 $time_diff = time() - $value; // will be positive for a datetime in the past (ago), and negative for a datetime in the future (hence)
58 switch ($format) {
59 case 'raw time ago':
60 return format_interval($time_diff, is_numeric($custom_format) ? $custom_format : 2);
61 case 'time ago':
62 return t('%time ago', array('%time' => format_interval($time_diff, is_numeric($custom_format) ? $custom_format : 2)));
63 case 'raw time span':
64 return ($time_diff < 0 ? '-' : '') . format_interval(abs($time_diff), is_numeric($custom_format) ? $custom_format : 2);
65 case 'time span':
66 return t(($time_diff < 0 ? '%time hence' : '%time ago'), array('%time' => format_interval(abs($time_diff), is_numeric($custom_format) ? $custom_format : 2)));
67 case 'custom':
68 return format_date($value, $format, $custom_format);
69 default:
70 return format_date($value, $format);
71 }
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72 }
73 }
74}