Resolved issue 0000900: format_date function doesn't work when time is omitted with 'mysql_datetime' type

Continue correction of grum


merge -c2856 from trunk to branch 2.0
The exact copy of commit log in 2856.


git-svn-id: http://piwigo.org/svn/branches/2.0@2857 68402e56-0260-453c-a942-63ccdbb3a9ee

include/category_default.inc.php

@@ -117,7 +117,7 @@ foreach ($pictures as $row)
       'FILE_PATH' => $row['path'],
       'FILE_POSTED' => format_date($row['date_available'], 'mysql_datetime'),
       'FILE_CREATED' => (empty($row['date_creation'])) ? 
-        '-': format_date($row['date_creation'], 'us'),
+        '-': format_date($row['date_creation'], 'mysql_date'),
       'FILE_DESC' => (empty($row['comment'])) ? '-' : $row['comment'],
       'FILE_AUTHOR' => (empty($row['author'])) ? '-' : $row['author'],
       'FILE_HIT' => $row['hit'],
@@ -125,7 +125,7 @@ foreach ($pictures as $row)
       'FILE_WIDTH' => (empty($row['width'])) ? '-' : $row['width'],
       'FILE_HEIGHT' => (empty($row['height'])) ? '-' : $row['height'],
       'FILE_METADATE' => (empty($row['date_metadata_update'])) ? 
-        '-': format_date($row['date_metadata_update'], 'us'),
+        '-': format_date($row['date_metadata_update'], 'mysql_date'),
       'FILE_RATE' => (empty($row['rate'])) ? '-' : $row['rate'], 
       'FILE_HAS_HD' => ($row['has_high'] and $user['enabled_high']=='true') ? 
                 true:false, /* lack of include/functions_picture.inc.php */

include/functions.inc.php

@@ -601,6 +601,14 @@ function format_date($date, $type = 'us', $show_time = false)
         array($out[1],$out[2],$out[3],$out[4],$out[5],$out[6]);
       break;
     }
+    case 'mysql_date' :
+    {
+      preg_match('/^(\d{4})-(\d{2})-(\d{2})$/',
+                 $date, $out);
+      list($year,$month,$day) =
+        array($out[1],$out[2],$out[3]);
+      break;
+    }
   }
   $formated_date = '';
   // before 1970, Microsoft Windows can't mktime