From e5b5f1a5d46ead5ed610c23363d8922e0404f715 Mon Sep 17 00:00:00 2001
From: Martijn Otto <martijn.otto@copernica.com>
Date: Wed, 22 Oct 2014 15:15:52 +0200
Subject: Allow casting a Php::Value to a std::set

---
 include/value.h | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/include/value.h b/include/value.h
index 5f387be..85935ec 100644
--- a/include/value.h
+++ b/include/value.h
@@ -476,6 +476,40 @@ public:
         return result;
     }
 
+    /**
+     *  Convert the object to a set
+     *
+     *  This only works for regular arrays that are indexed by a number, start
+     *  with position 0 and have no empty spaces.
+     *
+     *  return  std::vector
+     */
+    template <typename T>
+    std::set<T> setValue() const
+    {
+        // only works for arrays, other types return an empty set
+        if (!isArray()) return std::set<T>();
+
+        // allocate a result
+        std::set<T> result;
+
+        // how many elements are we inserting
+        size_t count = size();
+
+        // and fill the result set
+        for (size_t i = 0; i<count; i++)
+        {
+            // check if the index exists
+            if (!contains(i)) continue;
+
+            // get the value and add it to the vector
+            result.insert(get(i));
+        }
+
+        // done
+        return result;
+    }
+
     /**
      *  Convert the object to a map with string index and Php::Value value
      *  @return std::map
@@ -669,6 +703,16 @@ public:
         return vectorValue<T>();
     }
 
+    /**
+     *  Convert the object to a set
+     *  @return std::set
+     */
+    template <typename T>
+    operator std::set<T>() const
+    {
+        return setValue<T>();
+    }
+
     /**
      *  Convert the object to a map with string index and Php::Value value
      *  @return std::map
-- 
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