Add e_mail_part_attachment_ref_attachment().

4 files changed, 18 insertions, 7 deletions

diff --git a/em-format/e-mail-formatter-attachment.c b/em-format/e-mail-formatter-attachment.c
index b7df8aae9b..7718090bb5 100644
--- a/em-format/e-mail-formatter-attachment.c
+++ b/em-format/e-mail-formatter-attachment.c
@@ -138,8 +138,8 @@ emfe_attachment_format (EMailFormatterExtension *extension,
 		EAttachment *attachment;
 		GList *head, *link;
 
-		attachment = g_object_ref (
-			E_MAIL_PART_ATTACHMENT (part)->attachment);
+		attachment = e_mail_part_attachment_ref_attachment (
+			E_MAIL_PART_ATTACHMENT (part));
 
 		head = g_queue_peek_head_link (&part->validities);
 
@@ -201,8 +201,8 @@ emfe_attachment_format (EMailFormatterExtension *extension,
 			const gchar *description;
 			const gchar *display_name;
 
-			attachment = g_object_ref (
-				E_MAIL_PART_ATTACHMENT (part)->attachment);
+			attachment = e_mail_part_attachment_ref_attachment (
+				E_MAIL_PART_ATTACHMENT (part));
 
 			fi = e_attachment_get_file_info (attachment);
 			display_name = g_file_info_get_display_name (fi);
@@ -374,8 +374,8 @@ emfe_attachment_get_widget (EMailFormatterExtension *extension,
 
 	g_return_val_if_fail (E_IS_MAIL_PART_ATTACHMENT (part), NULL);
 
-	attachment = g_object_ref (
-		E_MAIL_PART_ATTACHMENT (part)->attachment);
+	attachment = e_mail_part_attachment_ref_attachment (
+		E_MAIL_PART_ATTACHMENT (part));
 
 	part_id = e_mail_part_get_id (part);
 
diff --git a/em-format/e-mail-formatter-print.c b/em-format/e-mail-formatter-print.c
index 70689df4a5..a855ebc102 100644
--- a/em-format/e-mail-formatter-print.c
+++ b/em-format/e-mail-formatter-print.c
@@ -62,7 +62,7 @@ mail_formatter_print_write_attachments (EMailFormatter *formatter,
 		const gchar *display_name;
 
 		part = g_queue_pop_head (attachments);
-		attachment = g_object_ref (part->attachment);
+		attachment = e_mail_part_attachment_ref_attachment (part);
 
 		file_info = e_attachment_get_file_info (attachment);
 		if (file_info == NULL) {
diff --git a/em-format/e-mail-part-attachment.c b/em-format/e-mail-part-attachment.c
index 2047f9d6b2..ef19a816d3 100644
--- a/em-format/e-mail-part-attachment.c
+++ b/em-format/e-mail-part-attachment.c
@@ -28,3 +28,12 @@ e_mail_part_attachment_free (EMailPartAttachment *empa)
 		empa->attachment_view_part_id = NULL;
 	}
 }
+
+EAttachment *
+e_mail_part_attachment_ref_attachment (EMailPartAttachment *part)
+{
+	g_return_val_if_fail (part != NULL, NULL);
+
+	return g_object_ref (part->attachment);
+}
+
diff --git a/em-format/e-mail-part-attachment.h b/em-format/e-mail-part-attachment.h
index d44c599e4c..24f0cf2f06 100644
--- a/em-format/e-mail-part-attachment.h
+++ b/em-format/e-mail-part-attachment.h
@@ -43,6 +43,8 @@ typedef struct _EMailPartAttachment {
 } EMailPartAttachment;
 
 void		e_mail_part_attachment_free	(EMailPartAttachment *empa);
+EAttachment *	e_mail_part_attachment_ref_attachment
+						(EMailPartAttachment *part);
 
 G_END_DECLS