diff sites/all/modules/views/handlers/views_handler_field_date.inc @ 0:ff03f76ab3fe

initial version

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sites/all/modules/views/handlers/views_handler_field_date.inc	Wed Aug 21 18:51:11 2013 +0100
@@ -0,0 +1,101 @@
+<?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['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',
+    );
+    $form['custom_date_format'] = array(
+      '#type' => 'textfield',
+      '#title' => t('Custom date format'),
+      '#description' => t('If "Custom", see the <a href="@url" target="_blank">PHP manual</a> for date formats. Otherwise, enter the number of different time units to display, which defaults to 2.', array('@url' => 'http://php.net/manual/function.date.php')),
+      '#default_value' => isset($this->options['custom_date_format']) ? $this->options['custom_date_format'] : '',
+      '#dependency' => array('edit-options-date-format' => array('custom', 'raw time ago', 'time ago', '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);
+      }
+    }
+  }
+}