[tracker] tracker-extract-pdf: set nfo:isContentEncrypted for encrypted docs.

[Carlos Garnacho <carlosg src gnome org>]

commit 201e87721af9520ac3fecd7d86a64cac89b1decb
Author: Carlos Garnacho <carlosg gnome org>
Date:   Tue Apr 20 13:29:54 2010 +0200

    tracker-extract-pdf: set nfo:isContentEncrypted for encrypted docs.

 src/tracker-extract/tracker-extract-pdf.c |   17 +++++++++++++----
 1 files changed, 13 insertions(+), 4 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract-pdf.c b/src/tracker-extract/tracker-extract-pdf.c
index 5cd64f6..8c25984 100644
--- a/src/tracker-extract/tracker-extract-pdf.c
+++ b/src/tracker-extract/tracker-extract-pdf.c
@@ -309,11 +309,20 @@ extract_pdf (const gchar          *uri,
 	document = poppler_document_new_from_file (uri, NULL, &error);
 
 	if (error) {
-		g_warning ("Couldn't create PopplerDocument from uri:'%s', %s",
-		           uri,
-		           error->message ? error->message : "no error given");
-		g_error_free (error);
+		if (error->code == POPPLER_ERROR_ENCRYPTED) {
+			tracker_sparql_builder_predicate (metadata, "a");
+			tracker_sparql_builder_object (metadata, "nfo:PaginatedTextDocument");
+
+			tracker_sparql_builder_predicate (metadata, "nfo:isContentEncrypted");
+			tracker_sparql_builder_object_boolean (metadata, TRUE);
+			return;
+		} else {
+			g_warning ("Couldn't create PopplerDocument from uri:'%s', %s",
+			           uri,
+			           error->message ? error->message : "no error given");
+		}
 
+		g_error_free (error);
 		return;
 	}