Class: OPCUA::Server::TypeSubNode

Inherits:
Node
  • Object
show all
Defined in:
lib/opcua/server.rb,
ext/opcua/server/server.c

Instance Method Summary collapse

Methods inherited from Node

#description, #description=, #exists?, #id, #name, #to_s

Instance Method Details

#add_method(*args) ⇒ Object

{{{



313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
 
# File 'ext/opcua/server/server.c', line 313

static VALUE node_add_method(int argc, VALUE* argv, VALUE self) { //{{{
  node_struct *parent;

  VALUE name;
	VALUE opts;
	VALUE blk;
  rb_gc_register_address(&blk);

  if (argc < 1) { // there should be 1 or more arguments
    rb_raise(rb_eArgError, "wrong number of arguments");
  }
	rb_scan_args(argc, argv, "1:&", &name, &opts, &blk);
  if (NIL_P(opts)) opts = rb_hash_new();

  Data_Get_Struct(self, node_struct, parent);
  if (!parent->exists) rb_raise(rb_eRuntimeError, "Node does not exist anymore.");

  VALUE str = rb_obj_as_string(name);
  if (NIL_P(str) || TYPE(str) != T_STRING)
    rb_raise(rb_eTypeError, "cannot convert obj to string");
  char *nstr = (char *)StringValuePtr(str);

  return node_wrap(CLASS_OF(self),node_alloc(parent->master,node_add_method_ua_simple(nstr,parent,opts,blk)));
}

#add_object(*args) ⇒ Object

{{{



514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
 
# File 'ext/opcua/server/server.c', line 514

static VALUE node_add_object(int argc, VALUE* argv, VALUE self) { //{{{
  node_struct *parent;
  node_struct *datatype;

  if (argc > 3 || argc < 2) { // there should only be 2 or 3 arguments
    rb_raise(rb_eArgError, "wrong number of arguments");
  }

  UA_UInt32 type;
  if (argc == 3 && argv[2] != Qnil) {
    type = NUM2INT(argv[2]);
  } else {
    type = UA_NS0ID_MODELLINGRULE_MANDATORY;
  }

  if (!(rb_obj_is_kind_of(argv[1],cTypeTopNode) || rb_obj_is_kind_of(argv[1],cTypeSubNode))) {
    rb_raise(rb_eArgError, "argument 2 has to be a type.");
  }

  Data_Get_Struct(self, node_struct, parent);
  if (!parent->exists) rb_raise(rb_eRuntimeError, "Parent node does not exist anymore.");
  Data_Get_Struct(argv[1], node_struct, datatype);
  if (!datatype->exists) rb_raise(rb_eRuntimeError, "Datatype node does not exist anymore.");

  VALUE str = rb_obj_as_string(argv[0]);
  if (NIL_P(str) || TYPE(str) != T_STRING)
    rb_raise(rb_eTypeError, "cannot convert obj to string");
  char *nstr = (char *)StringValuePtr(str);

  return node_wrap(CLASS_OF(self),node_alloc(parent->master,node_add_object_ua_simple(type,nstr,parent,datatype,argv[2])));
}

#add_object_type(name) ⇒ Object

{{{



71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
 
# File 'ext/opcua/server/server.c', line 71

static VALUE node_add_object_type(VALUE self, VALUE name) { //{{{
  node_struct *ns;

  Data_Get_Struct(self, node_struct, ns);
  if (!ns->exists) rb_raise(rb_eRuntimeError, "Node does not exist anymore.");

  VALUE str = rb_obj_as_string(name);
  if (NIL_P(str) || TYPE(str) != T_STRING)
    rb_raise(rb_eTypeError, "cannot convert obj to string");
  char *nstr = (char *)StringValuePtr(str);

  UA_NodeId n = UA_NODEID_NUMERIC(ns->master->default_ns, nodecounter++);

  UA_ObjectTypeAttributes dtAttr = UA_ObjectTypeAttributes_default;
                          dtAttr.displayName = UA_LOCALIZEDTEXT("en-US", nstr);
  UA_Server_addObjectTypeNode(ns->master->master,
                              n,
                              ns->id,
                              UA_NODEID_NUMERIC(0, UA_NS0ID_HASSUBTYPE),
                              UA_QUALIFIEDNAME(ns->master->default_ns, nstr),
                              dtAttr,
                              NULL,
                              NULL);

  return node_wrap(cTypeSubNode,node_alloc(ns->master,n));
}

#add_properties(*item) ⇒ Object 



43
44
45
 
# File 'lib/opcua/server.rb', line 43

def add_properties(*item)
  item.each { |e| add_property e }
end

#add_property(name) ⇒ Object 



37
38
39
 
# File 'lib/opcua/server.rb', line 37

def add_property(name)
  add_variable name, OPCUA::PROPERTYTYPE
end

#add_property_rw(*item) ⇒ Object 



40
41
42
 
# File 'lib/opcua/server.rb', line 40

def add_property_rw
  add_variable_rw name, OPCUA::PROPERTYTYPE
end

#add_reference(to, type) ⇒ Object

{{{



172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
 
# File 'ext/opcua/server/server.c', line 172

static VALUE node_add_reference(VALUE self, VALUE to, VALUE type) { //{{{
  node_struct *ns;
  node_struct *tos;
  node_struct *tys;

  Data_Get_Struct(self, node_struct, ns);
  if (!ns->exists) rb_raise(rb_eRuntimeError, "Node does not exist anymore.");

  if (!(rb_obj_is_kind_of(type,cReferenceSubNode) || rb_obj_is_kind_of(to,cTypeSubNode))) {
    rb_raise(rb_eArgError, "arguments have to be NodeIDs.");
  }
  Data_Get_Struct(to, node_struct, tos);
  if (!tos->exists) rb_raise(rb_eRuntimeError, "To (arg 1) node does not exist anymore.");
  Data_Get_Struct(type, node_struct, tys);
  if (!tys->exists) rb_raise(rb_eRuntimeError, "Type (arg 2) node does not exist anymore.");
  UA_NodeId n = UA_NODEID_NUMERIC(ns->master->default_ns, nodecounter++);

  UA_ExpandedNodeId toNodeId;
                    toNodeId.serverIndex = 0;
                    toNodeId.namespaceUri = UA_STRING_NULL;
                    toNodeId.nodeId = tos->id;

  UA_Server_addReference(ns->master->master,
                         n,
                         tys->id,
                         toNodeId,
                         true);

  return node_wrap(cReferenceNode,node_alloc(ns->master,n));
}

#add_variable(*args) ⇒ Object

{{{



446
447
448
 
# File 'ext/opcua/server/server.c', line 446

static VALUE node_add_variable(int argc, VALUE* argv, VALUE self) { //{{{
  return node_add_variable_wrap(argc,argv,self,UA_ACCESSLEVELMASK_READ,true);
}

#add_variable_rw(*args) ⇒ Object

{{{



449
450
451
 
# File 'ext/opcua/server/server.c', line 449

static VALUE node_add_variable_rw(int argc, VALUE* argv, VALUE self) { //{{{
  return node_add_variable_wrap(argc,argv,self,UA_ACCESSLEVELMASK_READ | UA_ACCESSLEVELMASK_WRITE,true);
}

#add_variables(*item) ⇒ Object 



49
50
51
 
# File 'lib/opcua/server.rb', line 49

def add_variables(*item)
  item.each { |e| add_variable e }
end

#add_variables_rw(*item) ⇒ Object 



52
53
54
 
# File 'lib/opcua/server.rb', line 52

def add_variables_rw(*item)
  item.each { |e| add_variable_rw e }
end

#delete! ⇒ Object

{{{



847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
 
# File 'ext/opcua/server/server.c', line 847

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

  Data_Get_Struct(self, node_struct, ns);
  if (!ns->exists) rb_raise(rb_eRuntimeError, "Node does not exist anymore.");

  UA_StatusCode retval = UA_Server_deleteNode(ns->master->master, ns->id, true);

  if (retval == UA_STATUSCODE_GOOD) {
    ns->exists = false;
    return Qtrue;
  }

  return Qfalse;
}