[shell] Use new methods to get page and page label from a link

Instead of ev_link_get_page() that doesn't work for named destinations.

Based on evince commits:
eb1c4c8ab5f0a179a3e5836f4540a70859cba106
a5ebb853858e5e2121a35a369d52fc8dd86c92ae

From: Carlos Garcia Campos <[email protected]>

1 files changed, 38 insertions, 0 deletions

diff --git a/libdocument/ev-document-links.c b/libdocument/ev-document-links.c
index 1c8eb03e..bd4afb01 100644
--- a/libdocument/ev-document-links.c
+++ b/libdocument/ev-document-links.c
@@ -141,3 +141,41 @@ ev_document_links_get_dest_page_label (EvDocumentLinks *document_links,
 
 	return label;
 }
+
+static EvLinkDest *
+get_link_dest (EvLink *link)
+{
+	EvLinkAction *action;
+
+	action = ev_link_get_action (link);
+	if (!action)
+		return NULL;
+
+	if (ev_link_action_get_action_type (action) !=
+	    EV_LINK_ACTION_TYPE_GOTO_DEST)
+		return NULL;
+
+	return ev_link_action_get_dest (action);
+}
+
+gint
+ev_document_links_get_link_page (EvDocumentLinks *document_links,
+				 EvLink          *link)
+{
+	EvLinkDest *dest;
+
+	dest = get_link_dest (link);
+
+	return dest ? ev_document_links_get_dest_page (document_links, dest) : -1;
+}
+
+gchar *
+ev_document_links_get_link_page_label (EvDocumentLinks *document_links,
+				       EvLink          *link)
+{
+	EvLinkDest *dest;
+
+	dest = get_link_dest (link);
+
+	return dest ? ev_document_links_get_dest_page_label (document_links, dest) : NULL;
+}