[rygel] core: Implement LogicalExpression.satisfied_by()

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit ac150672dfb6f522eb78a55d103fd4a9537f2d0e
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Wed Nov 4 17:19:43 2009 +0200

    core: Implement LogicalExpression.satisfied_by()

 src/rygel/rygel-search-expression.vala |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/src/rygel/rygel-search-expression.vala b/src/rygel/rygel-search-expression.vala
index 01f5790..46da853 100644
--- a/src/rygel/rygel-search-expression.vala
+++ b/src/rygel/rygel-search-expression.vala
@@ -115,7 +115,16 @@ public class Rygel.LogicalExpression :
                                     SearchExpression,
                                     SearchExpression> {
     public override bool satisfied_by (MediaObject media_object) {
-        return true;
+        switch (this.op) {
+        case LogicalOperator.AND:
+            return this.operand1.satisfied_by (media_object) &&
+                   this.operand2.satisfied_by (media_object);
+        case LogicalOperator.OR:
+            return this.operand1.satisfied_by (media_object) ||
+                   this.operand2.satisfied_by (media_object);
+        default:
+            return false;
+        }
     }
 
     public override string to_string () {