Multi-language date formats for Drupal 7

drupal_multilanguage_date_formats.php

<?php
// Place this in a custom module, eg "mymodule.module"

/**
 * Implements hook_date_format_types().
 */
function mymodule_date_format_types() {
  return array(
    'post_date' => t('Post date'),
  );
}


/**
 * Implements hook_date_formats().
 */
function mymodule_date_formats() {
  $formats = array();


  // The following formats will be available for localizing the "Post date"
  // date format into various language formats.
  $formats[] = array(
    'type' => 'post_date',
    'format' => 'j F Y', // Day Month Year (default)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'j. F Y', // Day. Month Year (Norwegian, Danish)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'j/ F Y', // Day/ Month Year (German)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'j \d\e F \d\e Y', // Day de Month de Year (Spanish, Portuguese)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'j F Y \r.', // Day Month Year r. (Polish, Russian)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'F j, Y', // Month Day, Year (US)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'n.j.Y', // Month.Day.Year (Finnish)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'Y F j', // Year Month Day (APAC)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'Y. F j.', // Year. Month Day. (Hungarian)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'Y \年 n \月 j \日', // Y M D (Chinese/Taiwan)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'Y\年 n\月 j\日', // Y M D (Japanese)
    'locales' => array(),
  );


  $formats[] = array(
    'type' => 'post_date',
    'format' => 'Y\년 n\월 j\일', // Y M D (Korean)
    'locales' => array(),
  );


  return $formats;
}