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Attribute.h
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29 
30 #ifndef _RL_XML_ATTRIBUTE_H_
31 #define _RL_XML_ATTRIBUTE_H_
32 
33 #include <string>
34 #include <boost/shared_array.hpp>
35 #include <libxml/parser.h>
36 
37 namespace rl
38 {
39  namespace xml
40  {
41  class Attribute
42  {
43  public:
44  Attribute(xmlAttrPtr attr) :
45  attr(attr)
46  {
47  }
48 
49  Attribute(xmlNodePtr node, const ::std::string& name, const ::std::string& value) :
50  attr(
51  xmlNewProp(
52  node,
53  reinterpret_cast< const xmlChar* >(name.c_str()),
54  reinterpret_cast< const xmlChar* >(value.c_str())
55  )
56  )
57  {
58  }
59 
60  virtual ~Attribute()
61  {
62  if (NULL == this->attr->doc)
63  {
64  xmlFreeProp(this->attr);
65  }
66  }
67 
68  ::std::string getValue() const
69  {
70  ::boost::shared_array< xmlChar > value(
71  xmlGetProp(
72  this->attr->parent,
73  this->attr->name
74  ),
75  xmlFree
76  );
77 
78  return reinterpret_cast< char* >(value.get());
79  }
80 
81  xmlAttrPtr operator()() const
82  {
83  return this->attr;
84  }
85 
86  void remove()
87  {
88  xmlRemoveProp(this->attr);
89  }
90 
91  void setValue(const ::std::string& value)
92  {
93  xmlSetProp(
94  this->attr->parent,
95  this->attr->name,
96  reinterpret_cast< const xmlChar* >(value.c_str())
97  );
98  }
99 
100  protected:
101 
102  private:
103  xmlAttrPtr attr;
104  };
105  }
106 }
107 
108 #endif // _RL_XML_ATTRIBUTE_H_