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-rw-r--r--kolab.org/www/drupal-7.18/sites/all/modules/date/date.diff.inc79
1 files changed, 79 insertions, 0 deletions
diff --git a/kolab.org/www/drupal-7.18/sites/all/modules/date/date.diff.inc b/kolab.org/www/drupal-7.18/sites/all/modules/date/date.diff.inc
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--- /dev/null
+++ b/kolab.org/www/drupal-7.18/sites/all/modules/date/date.diff.inc
@@ -0,0 +1,79 @@
+<?php
+
+/**
+ * @file
+ * Provide diff field functions for the Date module.
+ */
+
+/**
+ * Diff field callback for parsing date fields comparative values.
+ */
+function date_field_diff_view($items, $context) {
+ $diff_items = array();
+ $display = $context['display'];
+ $display['settings']['format_type'] = $context['settings']['format_type'];
+ $display['settings']['fromto'] = $context['settings']['fromto'];
+ foreach ($items as $delta => $item) {
+ $date = date_formatter_process('date_default', $context['entity_type'], $context['entity'], $context['field'], $context['instance'], $context['language'], $item, $display);
+ switch ($display['settings']['fromto']) {
+ case 'both':
+ if ($date['value']['formatted'] != $date['value2']['formatted']) {
+ $diff_items[$delta] = t('@from to @to', array(
+ '@from' => $date['value']['formatted'],
+ '@to' => $date['value2']['formatted'],
+ ));
+ }
+ else {
+ $diff_items[$delta] = $date['value']['formatted'];
+ }
+ break;
+
+ case 'value':
+ case 'value2':
+ $diff_items[$delta] = $date[$display['settings']['fromto']]['formatted'];
+ break;
+
+ }
+ }
+ return $diff_items;
+}
+
+/**
+ * Provide default field comparison options.
+ */
+function date_field_diff_default_options($field_type) {
+ return array(
+ 'format_type' => 'long',
+ 'fromto' => 'both',
+ );
+}
+
+/**
+ * Provide a form for setting the field comparison options.
+ */
+function date_field_diff_options_form($field_type, $settings) {
+ $options_form = array();
+
+ $form['format_type'] = array(
+ '#title' => t('Choose how render dates and times'),
+ '#type' => 'select',
+ '#options' => date_format_type_options(),
+ '#default_value' => $settings['format_type'],
+ '#description' => t('To add or edit options, visit <a href="@date-time-page">Date and time settings</a>.', array('@date-time-page' => url('admin/config/regional/date-time'))),
+ '#weight' => 0,
+ );
+
+ $form['fromto'] = array(
+ '#title' => t('Display'),
+ '#type' => 'select',
+ '#options' => array(
+ 'both' => t('Both Start and End dates'),
+ 'value' => t('Start date only'),
+ 'value2' => t('End date only'),
+ ),
+ '#default_value' => $settings['fromto'],
+ '#weight' => 1,
+ );
+
+ return $options_form;
+}