Class: OPCUA::Server::Node

Inherits:
Object
  • Object
show all
Defined in:
ext/opcua/server/server.c

Instance Method Summary collapse

Instance Method Details

#description ⇒ Object

{{{



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# File 'ext/opcua/server/server.c', line 756

static VALUE node_description(VALUE self) { //{{{
  node_struct *ns;

  Data_Get_Struct(self, node_struct, ns);

  UA_LocalizedText value;
  UA_LocalizedText_init(&value);
  UA_StatusCode retval = UA_Server_readDescription(ns->master->master, ns->id, &value);

  VALUE ret = Qnil;
  if (retval == UA_STATUSCODE_GOOD) {
    ret = rb_str_export_locale(rb_str_new((char *)(value.text.data),value.text.length));
  }

  UA_LocalizedText_clear(&value);
  return ret;
}

#description=(value) ⇒ Object

{{{



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# File 'ext/opcua/server/server.c', line 743

static VALUE node_description_set(VALUE self, VALUE value) { //{{{
  node_struct *ns;
  Data_Get_Struct(self, node_struct, ns);

  VALUE str = rb_obj_as_string(value);
  if (NIL_P(str) || TYPE(str) != T_STRING)
    rb_raise(rb_eTypeError, "cannot convert obj to string");
  char *nstr = (char *)StringValuePtr(str);
  UA_LocalizedText lt = UA_LOCALIZEDTEXT("en-US",nstr);

  UA_Server_writeDescription(ns->master->master, ns->id, lt);
  return self;
}

#id ⇒ Object

{{{



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# File 'ext/opcua/server/server.c', line 103

static VALUE node_id(VALUE self) { //{{{
  node_struct *ns;

  Data_Get_Struct(self, node_struct, ns);

  VALUE ret = rb_ary_new();

  rb_ary_push(ret,UINT2NUM(ns->id.namespaceIndex));
  if (ns->id.identifierType == UA_NODEIDTYPE_NUMERIC) {
    VALUE id = UINT2NUM((UA_UInt32)(ns->id.identifier.numeric));
    rb_ary_push(ret,id);
  } else if (ns->id.identifierType == UA_NODEIDTYPE_STRING) {
    rb_ary_push(ret,rb_str_new((const char *)ns->id.identifier.string.data,ns->id.identifier.string.length));
  } else if (ns->id.identifierType == UA_NODEIDTYPE_BYTESTRING) {
    rb_ary_push(ret,rb_str_new((const char *)ns->id.identifier.byteString.data,ns->id.identifier.byteString.length));
  }
  return ret;
}

#to_s ⇒ Object

{{{



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# File 'ext/opcua/server/server.c', line 121

static VALUE node_to_s(VALUE self) { //{{{
  node_struct *ns;
  VALUE ret;

  Data_Get_Struct(self, node_struct, ns);

  if (ns->id.identifierType == UA_NODEIDTYPE_NUMERIC) {
    ret = rb_sprintf("ns=%d;i=%d", ns->id.namespaceIndex, ns->id.identifier.numeric);
  } else if(ns->id.identifierType == UA_NODEIDTYPE_STRING) {
    ret = rb_sprintf("ns=%d;s=%.*s", ns->id.namespaceIndex, (int)ns->id.identifier.string.length, ns->id.identifier.string.data);
  } else {
    ret = rb_sprintf("ns=%d;unsupported",ns->id.namespaceIndex);
  }
  return ret;
}