file: Add "date_created" attribute

GIO 2.66 introduces support for Linux statx stx_btime.[0]

First, let's add support for this attribute in our file models.
No user-visible changes yet.

[0] https://gitlab.gnome.org/GNOME/glib/-/commit/a396fa9027bf9aaab0697789fe38efec53b09431

4 files changed, 59 insertions, 3 deletions

diff --git a/src/nautilus-file-private.h b/src/nautilus-file-private.h
index ed9725b23..831ed8d44 100644
--- a/src/nautilus-file-private.h
+++ b/src/nautilus-file-private.h
@@ -67,6 +67,7 @@ struct NautilusFileDetails
 	
 	time_t atime; /* 0 is unknown */
 	time_t mtime; /* 0 is unknown */
+	time_t btime; /* 0 is unknown */
 	
 	char *symlink_name;
 	
diff --git a/src/nautilus-file.c b/src/nautilus-file.c
index 88b28c61b..4758ad1d1 100644
--- a/src/nautilus-file.c
+++ b/src/nautilus-file.c
@@ -144,6 +144,8 @@ static GQuark attribute_name_q,
               attribute_accessed_date_q,
               attribute_date_accessed_q,
               attribute_date_accessed_full_q,
+              attribute_date_created_q,
+              attribute_date_created_full_q,
               attribute_mime_type_q,
               attribute_size_detail_q,
               attribute_deep_size_q,
@@ -554,6 +556,7 @@ nautilus_file_clear_info (NautilusFile *file)
     file->details->sort_order = 0;
     file->details->mtime = 0;
     file->details->atime = 0;
+    file->details->btime = 0;
     file->details->trash_time = 0;
     file->details->recency = 0;
     g_free (file->details->symlink_name);
@@ -2442,7 +2445,7 @@ update_info_internal (NautilusFile *file,
     int uid, gid;
     goffset size;
     int sort_order;
-    time_t atime, mtime;
+    time_t atime, mtime, btime;
     time_t trash_time;
     time_t recency;
     GTimeVal g_trash_time;
@@ -2774,6 +2777,7 @@ update_info_internal (NautilusFile *file,
 
     atime = g_file_info_get_attribute_uint64 (info, G_FILE_ATTRIBUTE_TIME_ACCESS);
     mtime = g_file_info_get_attribute_uint64 (info, G_FILE_ATTRIBUTE_TIME_MODIFIED);
+    btime = g_file_info_get_attribute_uint64 (info, G_FILE_ATTRIBUTE_TIME_CREATED);
     if (file->details->atime != atime ||
         file->details->mtime != mtime)
     {
@@ -2786,6 +2790,7 @@ update_info_internal (NautilusFile *file,
     }
     file->details->atime = atime;
     file->details->mtime = mtime;
+    file->details->btime = btime;
 
     if (file->details->thumbnail != NULL &&
         file->details->thumbnail_mtime != 0 &&
@@ -3163,6 +3168,12 @@ get_time (NautilusFile     *file,
         }
         break;
 
+        case NAUTILUS_DATE_TYPE_CREATED:
+        {
+            time = file->details->btime;
+        }
+        break;
+
         case NAUTILUS_DATE_TYPE_TRASHED:
         {
             time = file->details->trash_time;
@@ -5384,6 +5395,7 @@ nautilus_file_get_date (NautilusFile     *file,
 
     g_return_val_if_fail (date_type == NAUTILUS_DATE_TYPE_ACCESSED
                           || date_type == NAUTILUS_DATE_TYPE_MODIFIED
+                          || date_type == NAUTILUS_DATE_TYPE_CREATED
                           || date_type == NAUTILUS_DATE_TYPE_TRASHED
                           || date_type == NAUTILUS_DATE_TYPE_RECENCY,
                           FALSE);
@@ -5860,6 +5872,12 @@ nautilus_file_get_atime (NautilusFile *file)
 }
 
 time_t
+nautilus_file_get_btime (NautilusFile *file)
+{
+    return file->details->btime;
+}
+
+time_t
 nautilus_file_get_recency (NautilusFile *file)
 {
     g_return_val_if_fail (NAUTILUS_IS_FILE (file), 0);
@@ -7142,8 +7160,8 @@ nautilus_file_get_deep_directory_count_as_string (NautilusFile *file)
  * @file: NautilusFile representing the file in question.
  * @attribute_name: The name of the desired attribute. The currently supported
  * set includes "name", "type", "detailed_type", "mime_type", "size", "deep_size", "deep_directory_count",
- * "deep_file_count", "deep_total_count", "date_modified", "date_accessed",
- * "date_modified_full", "date_accessed_full",
+ * "deep_file_count", "deep_total_count", "date_modified", "date_accessed", "date_created",
+ * "date_modified_full", "date_accessed_full", "date_created_full",
  * "owner", "group", "permissions", "octal_permissions", "uri", "where",
  * "link_target", "volume", "free_space", "selinux_context", "trashed_on", "trashed_on_full", "trashed_orig_path",
  * "recency"
@@ -7232,6 +7250,18 @@ nautilus_file_get_string_attribute_q (NautilusFile *file,
                                                  NAUTILUS_DATE_TYPE_ACCESSED,
                                                  NAUTILUS_DATE_FORMAT_FULL);
     }
+    if (attribute_q == attribute_date_created_q)
+    {
+        return nautilus_file_get_date_as_string (file,
+                                                 NAUTILUS_DATE_TYPE_CREATED,
+                                                 NAUTILUS_DATE_FORMAT_REGULAR);
+    }
+    if (attribute_q == attribute_date_created_full_q)
+    {
+        return nautilus_file_get_date_as_string (file,
+                                                 NAUTILUS_DATE_TYPE_CREATED,
+                                                 NAUTILUS_DATE_FORMAT_FULL);
+    }
     if (attribute_q == attribute_trashed_on_q)
     {
         return nautilus_file_get_date_as_string (file,
@@ -7415,6 +7445,11 @@ nautilus_file_get_string_attribute_with_default_q (NautilusFile *file,
         /* If n/a */
         return g_strdup ("");
     }
+    if (attribute_q == attribute_date_created_full_q)
+    {
+        /* If n/a */
+        return g_strdup ("—");
+    }
 
     /* Fallback, use for both unknown attributes and attributes
      * for which we have no more appropriate default.
@@ -9213,6 +9248,8 @@ nautilus_file_class_init (NautilusFileClass *class)
     attribute_accessed_date_q = g_quark_from_static_string ("accessed_date");
     attribute_date_accessed_q = g_quark_from_static_string ("date_accessed");
     attribute_date_accessed_full_q = g_quark_from_static_string ("date_accessed_full");
+    attribute_date_created_q = g_quark_from_static_string ("date_created");
+    attribute_date_created_full_q = g_quark_from_static_string ("date_created_full");
     attribute_mime_type_q = g_quark_from_static_string ("mime_type");
     attribute_size_detail_q = g_quark_from_static_string ("size_detail");
     attribute_deep_size_q = g_quark_from_static_string ("deep_size");
diff --git a/src/nautilus-file.h b/src/nautilus-file.h
index 2164808ca..eb3a1f13f 100644
--- a/src/nautilus-file.h
+++ b/src/nautilus-file.h
@@ -196,6 +196,7 @@ gboolean                nautilus_file_can_get_size                      (Nautilu
 goffset                 nautilus_file_get_size                          (NautilusFile                   *file);
 time_t                  nautilus_file_get_mtime                         (NautilusFile                   *file);
 time_t                  nautilus_file_get_atime                         (NautilusFile                   *file);
+time_t                  nautilus_file_get_btime                         (NautilusFile                   *file);
 time_t                  nautilus_file_get_recency                       (NautilusFile                   *file);
 time_t                  nautilus_file_get_trash_time                    (NautilusFile                   *file);
 GFileType               nautilus_file_get_file_type                     (NautilusFile                   *file);
@@ -529,6 +530,7 @@ struct NautilusFile {
 typedef enum {
 	NAUTILUS_DATE_TYPE_MODIFIED,
 	NAUTILUS_DATE_TYPE_ACCESSED,
+	NAUTILUS_DATE_TYPE_CREATED,
 	NAUTILUS_DATE_TYPE_TRASHED,
 	NAUTILUS_DATE_TYPE_RECENCY
 } NautilusDateType;
diff --git a/src/nautilus-vfs-file.c b/src/nautilus-vfs-file.c
index 66dff20a2..ccbbc3536 100644
--- a/src/nautilus-vfs-file.c
+++ b/src/nautilus-vfs-file.c
@@ -225,11 +225,13 @@ vfs_file_get_date (NautilusFile     *file,
 {
     time_t atime;
     time_t mtime;
+    time_t btime;
     time_t recency;
     time_t trash_time;
 
     atime = nautilus_file_get_atime (file);
     mtime = nautilus_file_get_mtime (file);
+    btime = nautilus_file_get_btime (file);
     recency = nautilus_file_get_recency (file);
     trash_time = nautilus_file_get_trash_time (file);
 
@@ -263,6 +265,20 @@ vfs_file_get_date (NautilusFile     *file,
             return TRUE;
         }
 
+        case NAUTILUS_DATE_TYPE_CREATED:
+        {
+            /* Before we have info on a file, the date is unknown. */
+            if (btime == 0)
+            {
+                return FALSE;
+            }
+            if (date != NULL)
+            {
+                *date = btime;
+            }
+            return TRUE;
+        }
+
         case NAUTILUS_DATE_TYPE_TRASHED:
         {
             /* Before we have info on a file, the date is unknown. */