From 1f1a0fa9349d37e623ae763b48c7ea21681cd45b Mon Sep 17 00:00:00 2001
From: Emiel Bruijntjes <emiel.bruijntjes@copernica.com>
Date: Fri, 14 Mar 2014 12:42:35 +0100
Subject: implementation of properties using callback methods

---
 include/classbase.h | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'include/classbase.h')

diff --git a/include/classbase.h b/include/classbase.h
index 1979f94..3ae8568 100644
--- a/include/classbase.h
+++ b/include/classbase.h
@@ -51,11 +51,18 @@ typedef void    (Base::*method_callback_5)(Parameters &) const;
 typedef Value   (Base::*method_callback_6)() const;
 typedef Value   (Base::*method_callback_7)(Parameters &) const;
 
+/**
+ *  Signatures for getters and setters
+ */
+typedef Value   (Base::*getter_callback)();
+typedef void    (Base::*setter_callback)(const Php::Value &value);
+
 /**
  *  Forward declarations
  */
 class Method;
 class Member;
+class Property;
 
 /**
  *  Class definition
@@ -87,6 +94,7 @@ public:
         _type(that._type), 
         _methods(that._methods), 
         _members(that._members), 
+        _properties(that._properties),
         _entry(nullptr) {}
 
     /**
@@ -98,6 +106,7 @@ public:
         _type(that._type), 
         _methods(std::move(that._methods)), 
         _members(std::move(that._members)), 
+        _properties(std::move(that._properties)),
         _entry(that._entry) 
     {
         // other entry are invalid now (not that it is used..., class objects are
@@ -269,6 +278,14 @@ protected:
     void property(const char *name, const char *value, int flags = Php::Public);
     void property(const char *name, double value, int flags = Php::Public);
 
+    /**
+     *  Set property with callbacks
+     *  @param  name        Name of the property
+     *  @param  getter      Getter method
+     *  @param  setter      Setter method
+     */
+    void property(const char *name, const getter_callback &getter, const setter_callback &setter);
+
 private:
     /**
      *  Retrieve an array of zend_function_entry objects that hold the 
@@ -280,6 +297,14 @@ private:
      */
     const struct _zend_function_entry *entries();
 
+    /**
+     *  Helper method to turn a property into a zval
+     *  @param  value
+     *  @param  type
+     *  @return Value
+     */
+    static struct _zval_struct *toZval(Value &&value, int type);
+
     /**
      *  Static member functions to create or clone objects based on this class
      *  @param  entry                   Pointer to class information
@@ -503,6 +528,12 @@ private:
      */
     std::list<std::shared_ptr<Member>> _members;
     
+    /**
+     *  Map of dynamically accessible properties
+     *  @var    std::map
+     */
+    std::map<std::string,std::shared_ptr<Property>> _properties;
+    
     /**
      *  Base object has access to the members
      *  This is needed by the Base::store() method
-- 
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