Guitarix
jsonrpc.cpp
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1 /*
2  * Copyright (C) 2013 Andreas Degert
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17  */
18 
19 #include "jsonrpc.h"
20 #include <netinet/in.h>
21 #include <netinet/tcp.h>
22 #if HAVE_BLUEZ
23 #include <bluetooth/bluetooth.h>
24 #include <bluetooth/rfcomm.h>
25 #endif
26 
27 #include "jsonrpc_methods.cc"
28 
30  switch (s) {
31  case gx_engine::kEngineOff: return "stopped";
32  case gx_engine::kEngineOn: return "running";
33  case gx_engine::kEngineBypass: return "bypassed";
34  }
35  assert(false);
36  return 0;
37 }
38 
40  if (s == "stopped") {
41  return gx_engine::kEngineOff;
42  }
43  if (s == "running") {
44  return gx_engine::kEngineOn;
45  }
46  if (s == "bypassed") {
48  }
49  assert(false);
50  return gx_engine::kEngineOff;
51 }
52 
53 class RpcError: public exception {
54 public:
55  int code;
56  Glib::ustring message;
57 public:
58  RpcError(int code_, Glib::ustring message_): code(code_), message(message_) {}
59  ~RpcError() throw() { }
60  virtual const char* what() const throw() { return message.c_str(); }
61 };
62 
63 
64 class JsonString: public JsonValue {
65 private:
66  Glib::ustring string;
67  JsonString(Glib::ustring s): JsonValue(), string(s) {}
68  ~JsonString() {}
69  friend class JsonArray;
70  virtual const Glib::ustring& getString() const;
71 };
72 
73 class JsonFloat: public JsonValue {
74 private:
75  double value;
76  JsonFloat(double v): value(v) {}
77  ~JsonFloat() {}
78  friend class JsonArray;
79  virtual double getFloat() const;
80 };
81 
82 class JsonInt: public JsonValue {
83 private:
84  int value;
85  JsonInt(int v): value(v) {}
86  ~JsonInt() {}
87  friend class JsonArray;
88  virtual double getFloat() const;
89  virtual int getInt() const;
90 };
91 
92 class JsonObject: public JsonValue {
93 private:
94  streampos position;
96  JsonObject(gx_system::JsonParser& jp_): JsonValue(), position(jp_.get_streampos()), jp(jp_) {}
97  ~JsonObject() {}
98  friend class JsonArray;
99  virtual gx_system::JsonSubParser getSubParser() const;
100 };
101 
103  for (iterator i = begin(); i != end(); ++i) {
104  delete *i;
105  }
106 }
107 
109  if (i >= size()) {
110  throw RpcError(-32602, "Invalid param -- wrong argument count");
111  }
112  return std::vector<JsonValue*>::operator[](i);
113 }
114 
117  jp.next();
118  push_back(new JsonString(jp.current_value()));
119  } else if (jp.peek() == gx_system::JsonParser::value_number) {
120  jp.next();
121  const char *str = jp.current_value().c_str();
122  char *endptr;
123  int n = strtol(str, &endptr, 10);
124  if (*endptr == '\0') {
125  push_back(new JsonInt(n));
126  } else {
127  istringstream b(str);
128  float f;
129  b >> f;
130  push_back(new JsonFloat(f));
131  }
133  push_back(new JsonObject(jp));
134  jp.skip_object();
135  } else {
136  throw gx_system::JsonException("unexpected token");
137  }
138 }
139 
140 double JsonValue::getFloat() const {
141  throw RpcError(-32602, "Invalid param -- float expected");
142 }
143 
144 int JsonValue::getInt() const {
145  throw RpcError(-32602, "Invalid param -- int expected");
146 }
147 
148 const Glib::ustring& JsonValue::getString() const {
149  throw RpcError(-32602, "Invalid param -- string expected");
150 }
151 
153  throw RpcError(-32602, "Invalid param -- object expected");
154 }
155 
156 double JsonFloat::getFloat() const {
157  return value;
158 }
159 
160 double JsonInt::getFloat() const {
161  return value;
162 }
163 
164 int JsonInt::getInt() const {
165  return value;
166 }
167 
168 const Glib::ustring& JsonString::getString() const {
169  return string;
170 }
171 
172 gx_system::JsonSubParser JsonObject::getSubParser() const {
173  return gx_system::JsonSubParser(jp, position);
174 }
175 
176 
177 /****************************************************************
178  ** class UiBuilderVirt
179  */
180 
181 class CmdConnection;
182 
183 class UiBuilderVirt: public UiBuilder {
184 private:
185  static gx_system::JsonWriter *jw;
186  static const gx_system::CmdlineOptions *options;
187  static void openTabBox_(const char* label);
188  static void openVerticalBox_(const char* label);
189  static void openVerticalBox1_(const char* label);
190  static void openVerticalBox2_(const char* label);
191  static void openHorizontalBox_(const char* label);
192  static void openHorizontalhideBox_(const char* label);
193  static void openHorizontalTableBox_(const char* label);
194  static void openFrameBox_(const char* label);
195  static void openFlipLabelBox_(const char* label);
196  static void openpaintampBox_(const char* label);
197  static void insertSpacer_();
198  static void set_next_flags_(int flags);
199  static void create_big_rackknob_(const char *id, const char *label);
200  static void create_mid_rackknob_(const char *id, const char *label);
201  static void create_small_rackknob_(const char *id, const char *label);
202  static void create_small_rackknobr_(const char *id, const char *label);
203  static void create_master_slider_(const char *id, const char *label);
204  static void create_feedback_slider_(const char *id, const char *label);
205  static void create_selector_no_caption_(const char *id);
206  static void create_selector_(const char *id, const char *label);
207  static void create_simple_meter_(const char *id);
208  static void create_simple_c_meter_(const char *id,const char *idl, const char *label);
209  static void create_spin_value_(const char *id, const char *label);
210  static void create_switch_no_caption_(const char *sw_type,const char * id);
211  static void create_feedback_switch_(const char *sw_type,const char * id);
212  static void create_fload_switch_(const char *sw_type,const char * id,const char * idf);
213  static void create_switch_(const char *sw_type,const char * id, const char *label);
214  static void create_wheel_(const char * id, const char *label);
215  static void create_port_display_(const char *id, const char *label);
216  static void create_p_display_(const char *id, const char *idl, const char *idh);
217  static void create_simple_spin_value_(const char *id);
218  static void create_eq_rackslider_no_caption_(const char *id);
219  static void closeBox_();
220  static void load_glade_(const char *data);
221  static void load_glade_file_(const char *fname);
222 public:
224  ~UiBuilderVirt();
225 };
226 
227 
228 /****************************************************************
229  ** class CmdConnection
230  */
231 
232 const static int InterfaceVersionMajor = 1;
233 const static int InterfaceVersionMinor = 0;
234 
235 CmdConnection::CmdConnection(GxService& serv_, const Glib::RefPtr<Gio::SocketConnection>& connection_)
236  : serv(serv_),
237  connection(connection_),
238  outgoing(),
239  current_offset(0),
240  midi_config_mode(false),
241  flags(),
242  maxlevel() {
243  jp.start_parser();
244 }
245 
247  if (midi_config_mode) {
248  serv.jack.get_engine().controller_map.set_config_mode(false, -1);
249  }
250 
251 }
252 
253 static struct {
254  const char *token;
257 } token_range[] = {
273 };
274 
275 bool CmdConnection::find_token(const Glib::ustring& token, msg_type *start, msg_type *end) {
276  for (unsigned int i = 0; i < sizeof(token_range) / sizeof(token_range[0]); ++i) {
277  if (token == token_range[i].token) {
278  *start = token_range[i].start;
279  *end = token_range[i].end;
280  return true;
281  }
282  }
283  return false;
284 }
285 
286 void CmdConnection::listen(const Glib::ustring& tp) {
287  msg_type start, end;
288  if (!find_token(tp, &start, &end)) {
289  cerr << "unknown listen token: " << tp << endl;
290  return;
291  }
292  for (int i = start; i <= end; i++) {
293  activate(i, true);
294  }
295 }
296 
297 void CmdConnection::unlisten(const Glib::ustring& tp) {
298  msg_type start, end;
299  if (!find_token(tp, &start, &end)) {
300  cerr << "unknown listen token: " << tp << endl;
301  return;
302  }
303  for (int i = start; i <= end; i++) {
304  activate(i, false);
305  }
306 }
307 
308 void CmdConnection::send_notify_end(gx_system::JsonStringWriter& jw, bool send_out) {
309  jw.send_notify_end();
310  if (send_out) {
311  jw.finish();
312  send(jw);
313  }
314 }
315 
316 static void write_plugin_state(gx_system::JsonWriter& jw, gx_engine::Plugin *i) {
317  jw.begin_object();
318  jw.write_kv("id", i->get_pdef()->id);
319  jw.write_kv("on_off", i->get_on_off());
320  jw.write_kv("box_visible", i->get_box_visible());
321  jw.write_kv("position", i->get_position());
322  jw.write_kv("post_pre", i->get_effect_post_pre());
323  jw.write_kv("stereo", (i->get_pdef()->flags & PGN_STEREO) == PGN_STEREO);
324  const char *p;
325  p = i->get_pdef()->category;
326  if (p) {
327  jw.write_kv("category", p);
328  }
329  p = i->get_pdef()->name;
330  if (p) {
331  jw.write_kv("name", p);
332  }
333  p = i->get_pdef()->shortname;
334  if (p) {
335  jw.write_kv("shortname", p);
336  }
337  p = i->get_pdef()->description;
338  if (p) {
339  jw.write_kv("description", p);
340  }
341  jw.end_object();
342 }
343 
344 static void write_parameter_state(gx_system::JsonWriter& jw, const gx_engine::Parameter& p) {
345  jw.begin_object();
346  if (p.hasRange()) {
347  jw.write_kv("lower_bound", p.getLowerAsFloat());
348  jw.write_kv("upper_bound", p.getUpperAsFloat());
349  jw.write_kv("step", p.getStepAsFloat());
350  }
351  const value_pair *pairs = p.getValueNames();
352  if (pairs) {
353  jw.write_key("value_names");
354  jw.begin_array();
355  for (; pairs->value_id; pairs++) {
356  jw.begin_array();
357  jw.write(pairs->value_id);
358  jw.write(p.value_label(*pairs));
359  jw.end_array();
360  }
361  jw.end_array();
362  }
363  jw.write_kv("name", p.l_name());
364  jw.write_kv("group", p.l_group());
365  jw.write_kv("type", p.get_typename());
368  jw.write_key("ctl_continous");
369  jw.write(1);
370  } else if (t == gx_engine::Parameter::Switch) {
371  jw.write_key("ctl_switch");
372  jw.write(1);
373  } else if (t == gx_engine::Parameter::Enum) {
374  jw.write_key("ctl_enum");
375  jw.write(1);
376  }
377  jw.write_key("value");
378  jw.begin_object();
379  p.writeJSON(jw);
380  jw.end_object();
381  jw.end_object();
382 }
383 
384 static inline bool unit_match(const Glib::ustring& id, const Glib::ustring& prefix, const char** gl) {
385  if (id.compare(0, prefix.size(), prefix) == 0) {
386  return true;
387  }
388  if (!gl) {
389  return false;
390  }
391  while (*gl) {
392  const char *p = *gl;
393  if (p[0] == '.') {
394  p += 1;
395  int n = strlen(p);
396  if (strncmp(id.c_str(), p, n) == 0 && id[n] == '.') {
397  return true;
398  }
399  }
400  gl += 2;
401  }
402  return false;
403 }
404 
405 #define START_FUNCTION_SWITCH(v) switch (v) {
406 #define FUNCTION(n) break; case RPCM_##n:
407 #define PROCEDURE(n) break; case RPNM_##n:
408 #define END_FUNCTION_SWITCH(s) break; default: s; }
409 
410 void CmdConnection::call(gx_system::JsonWriter& jw, const methodnames *mn, JsonArray& params) {
411  START_FUNCTION_SWITCH(mn->m_id);
412 
413  FUNCTION(get) {
414  gx_engine::ParamMap& param = serv.settings.get_param();
415  jw.begin_object();
416  for (JsonArray::iterator i = params.begin(); i != params.end(); ++i) {
417  const Glib::ustring& attr = (*i)->getString();
418  if (!param.hasId(attr)) {
419  jw.write_key(attr);
420  if (attr == "sys.active_mono_plugins") {
421  list<gx_engine::Plugin*> l;
422  serv.jack.get_engine().pluginlist.ordered_mono_list(l, PGN_MODE_NORMAL);
423  jw.begin_array();
424  for (list<gx_engine::Plugin*>::iterator i = l.begin(); i != l.end(); ++i) {
425  write_plugin_state(jw, *i);
426  }
427  jw.end_array();
428  } else if (attr == "sys.active_stereo_plugins") {
429  list<gx_engine::Plugin*> l;
430  serv.jack.get_engine().pluginlist.ordered_stereo_list(l, PGN_MODE_NORMAL);
431  jw.begin_array();
432  for (list<gx_engine::Plugin*>::iterator i = l.begin(); i != l.end(); ++i) {
433  write_plugin_state(jw, *i);
434  }
435  jw.end_array();
436  } else if (attr == "sys.visible_mono_plugins") {
437  list<gx_engine::Plugin*> l;
438  const int bits = (PGN_GUI|gx_engine::PGNI_DYN_POSITION);
439  serv.jack.get_engine().pluginlist.ordered_list(l, false, bits, bits);
440  jw.begin_array();
441  for (list<gx_engine::Plugin*>::iterator i = l.begin(); i != l.end(); ++i) {
442  write_plugin_state(jw, *i);
443  }
444  jw.end_array();
445  } else if (attr == "sys.visible_stereo_plugins") {
446  list<gx_engine::Plugin*> l;
447  const int bits = (PGN_GUI|gx_engine::PGNI_DYN_POSITION);
448  serv.jack.get_engine().pluginlist.ordered_list(l, true, bits, bits);
449  jw.begin_array();
450  for (list<gx_engine::Plugin*>::iterator i = l.begin(); i != l.end(); ++i) {
451  write_plugin_state(jw, *i);
452  }
453  jw.end_array();
454  } else {
455  jw.write("unknown");
456  }
457  continue;
458  }
459  param[attr].writeJSON(jw);
460  }
461  jw.end_object();
462  }
463 
464  FUNCTION(parameterlist) {
465  serv.settings.get_param().writeJSON(jw);
466  }
467 
468  FUNCTION(pluginlist) {
469  serv.jack.get_engine().pluginlist.writeJSON(jw);
470  }
471 
472  FUNCTION(plugin_load_ui) {
473  PluginDef *pd = serv.jack.get_engine().pluginlist.lookup_plugin(params[0]->getString())->get_pdef();
474  if (!pd->load_ui) {
475  jw.write_null();
476  } else {
477  UiBuilderVirt bld(&jw, &serv.settings.get_options(), pd);
478  jw.begin_array();
479  pd->load_ui(bld, params[1]->getInt());
480  jw.end_array();
481  }
482  }
483 
484  FUNCTION(get_rack_unit_order) {
485  std::vector<std::string>& ul = serv.settings.get_rack_unit_order(params[0]->getInt());
486  jw.begin_array();
487  for (std::vector<std::string>::iterator i = ul.begin(); i != ul.end(); ++i) {
488  jw.write(*i);
489  }
490  jw.end_array();
491  }
492 
493  FUNCTION(get_parameter) {
494  gx_engine::ParamMap& param = serv.settings.get_param();
495  jw.begin_object();
496  if (params.size() == 0) {
497  for (gx_engine::ParamMap::iterator i = param.begin(); i != param.end(); ++i) {
498  jw.write_key(i->first);
499  write_parameter_state(jw, *i->second);
500  }
501  } else {
502  for (JsonArray::iterator i = params.begin(); i != params.end(); ++i) {
503  const Glib::ustring& attr = (*i)->getString();
504  if (param.hasId(attr)) {
505  jw.write_key(attr);
506  write_parameter_state(jw, param[attr]);
507  }
508  }
509  }
510  jw.end_object();
511  }
512 
513  FUNCTION(get_parameter_value) {
514  gx_engine::ParamMap& param = serv.settings.get_param();
515  const Glib::ustring& id = params[0]->getString();
516  float f = 0.0;
517  if (param[id.substr(0,id.find_last_of(".")+1)+"on_off"].getInt().get_value())
518  f = param[id].getFloat().get_value();
519  jw.begin_array();
520  jw.write(f);
521  jw.end_array();
522  }
523 
524  FUNCTION(get_bank) {
525  gx_system::PresetFile* pf = serv.settings.banks.get_file(params[0]->getString());
526  if (!pf) {
527  throw RpcError(-32602, "Invalid params -- unknown bank");
528  }
529  pf->writeJSON_remote(jw);
530  }
531 
532  FUNCTION(banks) {
533  gx_system::PresetBanks& banks = serv.settings.banks;
534  jw.begin_array();
535  for (gx_system::PresetBanks::iterator i = banks.begin(); i != banks.end(); ++i) {
536  (*i)->writeJSON_remote(jw);
537  }
538  jw.end_array();
539  }
540 
541  FUNCTION(presets) {
542  gx_system::PresetFile* pf = serv.settings.banks.get_file(params[0]->getString());
543  if (!pf) {
544  throw RpcError(-32602, "Invalid params -- unknown bank");
545  }
546  jw.begin_array();
547  for (gx_system::PresetFile::iterator i = pf->begin(); i != pf->end(); ++i) {
548  jw.write(i->name);
549  }
550  jw.end_array();
551  }
552 
553  FUNCTION(bank_insert_content) {
554  gx_system::PresetFile *f = serv.settings.bank_insert_content(params[0]->getString(), params[1]->getString());
555  if (f) {
556  f->writeJSON_remote(jw);
557  }
558  }
559 
560  FUNCTION(bank_insert_new) {
561  gx_system::PresetFile *f = serv.settings.bank_insert_new(params[0]->getString());
562  f->writeJSON_remote(jw);
563  }
564 
565  FUNCTION(rename_bank) {
566  Glib::ustring newname = params[1]->getString();
567  jw.begin_array();
568  jw.write(serv.settings.rename_bank(params[0]->getString(), newname));
569  jw.write(newname);
570  jw.end_array();
571  }
572 
573  FUNCTION(rename_preset) {
574  jw.write(
575  serv.settings.rename_preset(
576  *serv.settings.banks.get_file(params[0]->getString()), params[1]->getString(), params[2]->getString()));
577  }
578 
579  FUNCTION(bank_check_reparse) {
580  jw.write(serv.settings.banks.check_reparse());
581  }
582 
583  FUNCTION(bank_get_filename) {
584  jw.write(serv.settings.banks.get_file(params[0]->getString())->get_filename());
585  }
586 
587  FUNCTION(bank_get_contents) {
588  const std::string& fname = serv.settings.banks.get_file(params[0]->getString())->get_filename();
589  jw.begin_array();
590  jw.write(fname);
591  stringstream s;
592  s << ifstream(fname.c_str()).rdbuf();
593  jw.write(s.str());
594  jw.end_array();
595  }
596 
597  FUNCTION(convert_preset) {
598  jw.write(serv.settings.convert_preset(*serv.settings.banks.get_file(params[0]->getString())));
599  }
600 
601  FUNCTION(bank_remove) {
602  jw.write(serv.settings.remove_bank(params[0]->getString()));
603  }
604 
605  FUNCTION(get_midi_controller_map) {
606  serv.jack.get_engine().controller_map.writeJSON(jw);
607  }
608 
609  FUNCTION(midi_get_config_mode) {
610  bool mode = serv.jack.get_engine().controller_map.get_config_mode();
611  jw.begin_array();
612  jw.write(mode);
613  jw.write(mode ? serv.jack.get_engine().controller_map.get_current_control() : -1);
614  jw.end_array();
615  }
616 
617  FUNCTION(midi_size) {
618  jw.write(serv.jack.get_engine().controller_map.size());
619  }
620 
621  FUNCTION(getstate) {
622  gx_engine::GxEngineState s = serv.jack.get_engine().get_state();
624  }
625 
626  FUNCTION(getversion) {
627  jw.begin_array();
628  jw.write(InterfaceVersionMajor);
629  jw.write(InterfaceVersionMinor);
630  jw.write(GX_VERSION);
631  jw.end_array();
632  }
633 
634  FUNCTION(get_tuning) {
635  jw.begin_object();
636  jw.write_kv("frequency", serv.jack.get_engine().tuner.get_freq());
637  jw.write_kv("note", serv.jack.get_engine().tuner.get_note());
638  jw.end_object();
639  }
640 
641  FUNCTION(get_max_input_level) {
642  jw.write(0.0);
643  }
644 
645  FUNCTION(get_max_output_level) {
646  serv.update_maxlevel();
647  unsigned int n = params[0]->getInt();
648  jw.begin_array();
649  for (unsigned int i = 0; i < n; i++) {
651  jw.write(maxlevel[i]);
652  maxlevel[i] = 0.0;
653  } else {
654  jw.write(0.0);
655  }
656  }
657  jw.end_array();
658  }
659 
660  FUNCTION(get_tuner_freq) {
661  jw.write(serv.jack.get_engine().tuner.get_freq());
662  }
663 
664  FUNCTION(get_oscilloscope_info) {
665  jw.begin_array();
666  jw.write(static_cast<int>(round(serv.jack.get_jcpu_load())));
667  jw.write(serv.jack.get_time_is()/100000);
668  jw.write(serv.jack.get_is_rt());
669  jw.write(serv.jack.get_jack_bs());
670  unsigned int sz = serv.jack.get_engine().oscilloscope.get_size();
671  float *p = serv.jack.get_engine().oscilloscope.get_buffer();
672  jw.write(sz);
673  jw.begin_array();
674  for (unsigned int i = 0; i < sz; i++) {
675  jw.write(*p++);
676  }
677  jw.end_array();
678  jw.end_array();
679  }
680 
681  FUNCTION(get_oscilloscope_mul_buffer) {
682  jw.write(serv.jack.get_engine().oscilloscope.get_mul_buffer());
683  }
684 
685  FUNCTION(get_tuner_switcher_active) {
686  jw.write(serv.tuner_switcher.get_active());
687  }
688 
689  FUNCTION(jack_cpu_load) {
690  jw.write(serv.jack.get_jcpu_load());
691  }
692 
693  FUNCTION(get_jack_load_status) {
694  jw.write(serv.jack.get_engine().midiaudiobuffer.jack_load_status());
695  }
696 
697  FUNCTION(load_impresp_dirs) {
698  std::vector<gx_system::FileName> dirs;
699  gx_system::list_subdirs(serv.settings.get_options().get_IR_pathlist(), dirs);
700  jw.begin_array();
701  for (std::vector<gx_system::FileName>::iterator i = dirs.begin(); i != dirs.end(); ++i) {
702  jw.begin_array();
703  jw.write(i->filename);
704  jw.write(i->displayname);
705  jw.end_array();
706  }
707  jw.end_array();
708  }
709 
711  unsigned int audio_size;
712  int audio_chan, audio_type, audio_form, audio_rate;
713  float *buffer;
714  bool ret = gx_engine::read_audio(params[0]->getString(), &audio_size, &audio_chan,
715  &audio_type, &audio_form, &audio_rate, &buffer);
716  if (!ret) {
717  return;
718  }
719  jw.begin_array();
720  jw.write(audio_size);
721  jw.write(audio_chan);
722  jw.write(audio_type);
723  jw.write(audio_form);
724  jw.write(audio_rate);
725  jw.begin_array();
726  for (unsigned int i = 0; i < audio_size*audio_chan; i++) {
727  jw.write(buffer[i]);
728  }
729  jw.end_array();
730  jw.end_array();
731  delete[] buffer;
732  }
733 
734  FUNCTION(load_ladspalist) {
735  std::vector<std::string> old_not_found;
736  ladspa::LadspaPluginList pluginlist;
737  pluginlist.load(serv.settings.get_options(), old_not_found);
738  jw.begin_array();
739  for (std::vector<std::string>::iterator i = old_not_found.begin(); i != old_not_found.end(); ++i) {
740  jw.write(*i);
741  }
742  jw.end_array();
743  pluginlist.writeJSON(jw);
744  }
745 
746  FUNCTION(ladspaloader_update_plugins) {
747  serv.ladspaloader_update_plugins(&jw, this);
748  }
749 
750  FUNCTION(plugin_preset_list_load) {
751  gx_preset::UnitPresetList presetnames;
752  serv.settings.plugin_preset_list_load(
753  serv.jack.get_engine().pluginlist.find_plugin(params[0]->getString())->get_pdef(),
754  presetnames);
755  jw.begin_array();
756  for (gx_preset::UnitPresetList::iterator i = presetnames.begin(); i != presetnames.end(); ++i) {
757  jw.begin_array();
758  jw.write(i->name);
759  jw.write(i->is_set);
760  jw.end_array();
761  }
762  jw.end_array();
763  }
764 
765  FUNCTION(queryunit) {
766  if (params.size() != 1) {
767  throw RpcError(-32602, "Invalid params -- 1 parameter expected");
768  }
769  gx_engine::Plugin *p = serv.jack.get_engine().pluginlist.find_plugin(params[0]->getString());
770  if (!p) {
771  throw RpcError(-32602, "Invalid params -- plugin not found");
772  }
773  Glib::ustring unitprefix = p->get_pdef()->id;
774  unitprefix += ".";
775  const char **gl = p->get_pdef()->groups;
776  gx_engine::ParamMap& param = serv.settings.get_param();
777  jw.begin_object();
778  for (gx_engine::ParamMap::iterator i = param.begin(); i != param.end(); ++i) {
779  if (unit_match(i->first, unitprefix, gl)) {
780  jw.write_key(i->first);
781  write_parameter_state(jw, *i->second);
782  }
783  }
784  jw.end_object();
785  }
786 
787  FUNCTION(desc) {
788  gx_engine::ParamMap& param = serv.settings.get_param();
789  jw.begin_object();
790  for (JsonArray::iterator i = params.begin(); i != params.end(); ++i) {
791  const Glib::ustring& attr = (*i)->getString();
792  jw.write_key(attr);
793  if (!param.hasId(attr)) {
794  jw.write("unknown");
795  continue;
796  }
797  write_parameter_state(jw, param[attr]);
798  }
799  jw.end_object();
800  }
801 
802  FUNCTION(list) {
803  const Glib::ustring& prefix = params[0]->getString();
804  gx_engine::ParamMap& param = serv.settings.get_param();
805  jw.begin_array();
806  for (gx_engine::ParamMap::iterator i = param.begin(); i != param.end(); ++i) {
807  if (i->first.compare(0, prefix.size(), prefix) == 0) {
808  jw.write(i->first);
809  }
810  }
811  jw.end_array();
812  }
813 
814  END_FUNCTION_SWITCH(cerr << "Method not found: " << mn->name << endl; assert(false));
815 }
816 
817 static void save_preset(gx_preset::GxSettings& settings, const Glib::ustring& bank,
818  const Glib::ustring& preset) {
819  gx_system::PresetFile *pf = settings.banks.get_file(bank);
820  if (!pf) {
821  Glib::ustring newbank = bank;
822  std::string newfile;
823  settings.banks.make_bank_unique(newbank, &newfile);
824  pf = new gx_system::PresetFile();
825  if (pf->create_file(newbank, newfile, gx_system::PresetFile::PRESET_FILE, 0)) {
826  settings.banks.insert(pf);
827  } else {
828  delete pf;
829  throw RpcError(-32001, "bank not found");
830  }
831  }
832  if (!pf->is_mutable()) {
833  throw RpcError(-32001, "bank is immutable");
834  }
835  settings.save(*pf, preset);
836 }
837 
838 void CmdConnection::notify(gx_system::JsonStringWriter& jw, const methodnames *mn, JsonArray& params) {
839  START_FUNCTION_SWITCH(mn->m_id);
840 
841  PROCEDURE(insert_rack_unit) {
842  Glib::ustring unit = params[0]->getString();
843  gx_engine::Plugin *pl = serv.jack.get_engine().pluginlist.find_plugin(unit);
844  if (!pl) {
845  throw RpcError(-32602, Glib::ustring::compose("Invalid param -- unit %1 unknown", unit));
846  }
847  bool stereo = params[2]->getInt();
848  serv.settings.insert_rack_unit(unit, params[1]->getString(), stereo);
849  gx_engine::Parameter& p = serv.settings.get_param()[pl->id_box_visible()];
850  p.set_blocked(true);
851  pl->set_box_visible(true);
852  p.set_blocked(false);
853  serv.send_rack_changed(stereo, this);
854  }
855 
856  PROCEDURE(remove_rack_unit) {
857  Glib::ustring unit = params[0]->getString();
858  gx_engine::Plugin *pl = serv.jack.get_engine().pluginlist.find_plugin(unit);
859  if (!pl) {
860  throw RpcError(-32602, Glib::ustring::compose("Invalid param -- unit %1 unknown", unit));
861  }
862  bool stereo = params[1]->getInt();
863  if (serv.settings.remove_rack_unit(params[0]->getString(), stereo)) {
865  p = &serv.settings.get_param()[pl->id_box_visible()];
866  p->set_blocked(true);
867  pl->set_box_visible(false);
868  p->set_blocked(false);
869  p = &serv.settings.get_param()[pl->id_on_off()];
870  p->set_blocked(true);
871  pl->set_on_off(false);
872  p->set_blocked(false);
873  serv.send_rack_changed(stereo, this);
874  }
875  }
876 
877  PROCEDURE(bank_reorder) {
878  std::vector<Glib::ustring> neworder;
879  for (JsonArray::iterator i = params.begin(); i != params.end(); ++i) {
880  neworder.push_back((*i)->getString());
881  }
882  serv.settings.banks.reorder(neworder);
883  }
884 
885  PROCEDURE(reorder_preset) {
886  std::vector<Glib::ustring> neworder;
887  for (JsonArray::iterator i = params.begin()+1; i != params.end(); ++i) {
888  neworder.push_back((*i)->getString());
889  }
890  serv.settings.reorder_preset(*serv.settings.banks.get_file(params[0]->getString()), neworder);
891  }
892 
893  PROCEDURE(erase_preset) {
894  serv.settings.erase_preset(*serv.settings.banks.get_file(params[0]->getString()), params[1]->getString());
895  }
896 
897  PROCEDURE(bank_set_flag) {
898  serv.settings.banks.get_file(params[0]->getString())->set_flag(params[1]->getInt(), params[2]->getInt());
899  }
900 
901  PROCEDURE(pf_append) {
902  serv.settings.append(
903  *serv.settings.banks.get_file(params[0]->getString()), params[1]->getString(),
904  *serv.settings.banks.get_file(params[2]->getString()), params[3]->getString());
905  }
906 
907  PROCEDURE(pf_insert_before) {
908  serv.settings.insert_before(
909  *serv.settings.banks.get_file(params[0]->getString()), params[1]->getString(),
910  *serv.settings.banks.get_file(params[2]->getString()), params[3]->getString(),
911  params[4]->getString());
912  }
913 
914  PROCEDURE(pf_insert_after) {
915  serv.settings.insert_after(
916  *serv.settings.banks.get_file(params[0]->getString()), params[1]->getString(),
917  *serv.settings.banks.get_file(params[2]->getString()), params[3]->getString(),
918  params[4]->getString());
919  }
920 
921  PROCEDURE(bank_save) {
922  serv.settings.banks.save();
923  }
924 
925  PROCEDURE(pf_save) {
926  serv.settings.save(*serv.settings.banks.get_file(params[0]->getString()), params[1]->getString());
927  }
928 
929  PROCEDURE(plugin_preset_list_set) {
931  serv.jwc = &jw;
932  send_notify_begin(jw, "set");
933  serv.settings.plugin_preset_list_set(
934  serv.jack.get_engine().pluginlist.find_plugin(params[0]->getString())->get_pdef(),
935  params[1]->getInt(), params[2]->getString());
936  serv.jwc = 0;
937  serv.broadcast(jw, f_parameter_change_notify);
938  }
939 
940  PROCEDURE(plugin_preset_list_save) {
941  serv.settings.plugin_preset_list_save(
942  serv.jack.get_engine().pluginlist.find_plugin(params[0]->getString())->get_pdef(),
943  params[1]->getString());
944  }
945 
946  PROCEDURE(plugin_preset_list_remove) {
947  serv.settings.plugin_preset_list_remove(
948  serv.jack.get_engine().pluginlist.find_plugin(params[0]->getString())->get_pdef(),
949  params[1]->getString());
950  }
951 
952  PROCEDURE(midi_set_config_mode) {
953  midi_config_mode = params[0]->getInt();
954  serv.jack.get_engine().controller_map.set_config_mode(midi_config_mode, params[1]->getInt());
955  }
956 
957  PROCEDURE(request_midi_value_update) {
958  serv.jack.get_engine().controller_map.request_midi_value_update();
959  }
960 
961  PROCEDURE(midi_deleteParameter) {
962  serv.jack.get_engine().controller_map.deleteParameter(
963  serv.settings.get_param()[params[0]->getString()]);
964  }
965 
966  PROCEDURE(midi_set_current_control) {
967  serv.jack.get_engine().controller_map.set_current_control(params[0]->getInt());
968  }
969 
970  PROCEDURE(midi_modifyCurrent) {
971  serv.jack.get_engine().controller_map.modifyCurrent(
972  serv.settings.get_param()[params[0]->getString()], params[1]->getFloat(),
973  params[2]->getFloat(), params[3]->getInt());
974  }
975 
976  PROCEDURE(set) {
977  if (params.size() & 1) {
978  throw RpcError(-32602, "Invalid param -- array length must be even");
979  }
980  gx_engine::ParamMap& param = serv.settings.get_param();
981  for (unsigned int i = 0; i < params.size(); i += 2) {
982  const Glib::ustring& attr = params[i]->getString();
983  if (param.hasId(attr)) {
984  gx_engine::Parameter& p = param[attr];
985  p.set_blocked(true);
986  JsonValue *v = params[i+1];
987  if (p.isFloat()) {
989  float f;
990  if (p.getControlType() == gx_engine::Parameter::Enum && dynamic_cast<JsonString*>(v)) {
991  f = pf.idx_from_id(v->getString());
992  } else {
993  f = v->getFloat();
994  }
995  pf.set(f);
996  } else if (p.isInt()) {
998  int i;
999  if (p.getControlType() == gx_engine::Parameter::Enum && dynamic_cast<JsonString*>(v)) {
1000  i = pi.idx_from_id(v->getString());
1001  } else {
1002  i = v->getInt();
1003  }
1004  pi.set(i);
1005  } else if (p.isBool()) {
1006  p.getBool().set(v->getInt());
1007  } else if (p.isFile()) {
1008  p.getFile().set(Gio::File::create_for_path(v->getString()));
1009  } else if (p.isString()) {
1010  p.getString().set(v->getString());
1011  } else if (dynamic_cast<gx_engine::JConvParameter*>(&p) != 0) {
1014  s.readJSON(jps);
1015  dynamic_cast<gx_engine::JConvParameter*>(&p)->set(s);
1016  } else {
1017  throw RpcError(-32602, "Invalid param -- unknown variable");
1018  }
1019  p.set_blocked(false);
1020  }
1021  }
1022  if (serv.broadcast_listeners(f_parameter_change_notify, this)) {
1024  send_notify_begin(jw, "set");
1025  for (unsigned int i = 0; i < params.size(); i += 2) {
1026  jw.write(params[i]->getString());
1027  JsonValue *v = params[i+1];
1028  if (dynamic_cast<JsonFloat*>(v)) {
1029  jw.write(v->getFloat());
1030  } else if (dynamic_cast<JsonInt*>(v)) {
1031  jw.write(v->getInt());
1032  } else if (dynamic_cast<JsonString*>(v)) {
1033  jw.write(v->getString());
1034  } else if (dynamic_cast<JsonObject*>(v)) {
1035  v->getSubParser().copy_object(jw);
1036  }
1037  }
1038  serv.broadcast(jw, f_parameter_change_notify, this);
1039  }
1040  serv.save_state();
1041  }
1042 
1043  PROCEDURE(setpreset) {
1044  gx_system::PresetFile* pf = serv.settings.banks.get_file(params[0]->getString());
1045  serv.settings.load_preset(pf, params[1]->getString());
1046  serv.save_state();
1047  }
1048 
1049  PROCEDURE(sendcc) {
1050  serv.jack.send_midi_cc(params[0]->getInt(),params[1]->getInt(),params[2]->getInt(),params[3]->getInt());
1051  }
1052 
1053  PROCEDURE(setstate) {
1054  serv.jack.get_engine().set_state(string_to_engine_state(params[0]->getString()));
1055  serv.jack.get_engine().check_module_lists();
1056  }
1057 
1058  PROCEDURE(switch_tuner) {
1059  serv.jack.get_engine().tuner.used_for_display(params[0]->getInt());
1060  serv.jack.get_engine().check_module_lists();
1061  }
1062 
1063  PROCEDURE(tuner_switcher_activate) {
1064  serv.tuner_switcher.activate(params[0]->getInt());
1065  }
1066 
1067  PROCEDURE(tuner_switcher_deactivate) {
1068  serv.tuner_switcher.deactivate();
1069  }
1070 
1071  PROCEDURE(tuner_switcher_toggle) {
1072  serv.tuner_switcher.toggle(params[0]->getInt());
1073  }
1074 
1075  PROCEDURE(reload_impresp_list) {
1077  std::string path = params[0]->getString();
1078  gx_system::IRFileListing l(path);
1079  send_notify_begin(jw, "impresp_list");
1080  jw.write(path);
1081  for (std::vector<gx_system::FileName>::iterator i = l.get_listing().begin(); i != l.get_listing().end(); ++i) {
1082  jw.begin_array();
1083  jw.write(i->filename);
1084  jw.write(i->displayname);
1085  jw.end_array();
1086  }
1087  send_notify_end(jw);
1088  }
1089 
1090  PROCEDURE(set_jack_insert) {
1091  serv.jack.set_jack_insert(params[0]->getInt());
1092  }
1093 
1094  PROCEDURE(save_ladspalist) {
1095  gx_system::JsonSubParser jps = params[0]->getSubParser();
1096  ladspa::LadspaPluginList pluginlist;
1097  pluginlist.readJSON(jps);
1098  pluginlist.save(serv.settings.get_options());
1099  }
1100 
1101  PROCEDURE(shutdown) {
1102  connection->close();
1103  serv.quit_mainloop();
1104  }
1105 
1106  PROCEDURE(listen) {
1107  for (JsonArray::iterator i = params.begin(); i != params.end(); ++i) {
1108  CmdConnection::listen((*i)->getString());
1109  }
1110  }
1111 
1112  PROCEDURE(unlisten) {
1113  for (JsonArray::iterator i = params.begin(); i != params.end(); ++i) {
1114  CmdConnection::unlisten((*i)->getString());
1115  }
1116  }
1117 
1118  PROCEDURE(save_current) {
1119  if (!serv.settings.setting_is_preset()) {
1120  throw RpcError(-32001, "no current preset");
1121  }
1122  save_preset(serv.settings, serv.settings.get_current_bank(), serv.settings.get_current_name());
1123  }
1124 
1125  PROCEDURE(save_preset) {
1126  save_preset(serv.settings, params[0]->getString(), params[1]->getString());
1127  }
1128 
1129  PROCEDURE(tuner_used_for_display) {
1130  serv.jack.get_engine().tuner.used_for_display(params[0]->getInt());
1131  }
1132 
1133  PROCEDURE(clear_oscilloscope_buffer) {
1134  serv.jack.get_engine().oscilloscope.clear_buffer();
1135  }
1136 
1137  PROCEDURE(set_oscilloscope_mul_buffer) {
1138  serv.jack.get_engine().oscilloscope.set_mul_buffer(
1139  params[0]->getInt(), serv.jack.get_jack_bs());
1140  }
1141 
1142  END_FUNCTION_SWITCH(cerr << "Method not found: " << mn->name << endl; assert(false));
1143 }
1144 
1145 void CmdConnection::write_error(gx_system::JsonWriter& jw, int code, const char *message) {
1146  jw.write_key("error");
1147  jw.begin_object();
1148  jw.write_kv("code", code);
1149  jw.write_kv("message", message);
1150  jw.end_object();
1151 }
1152 
1153 bool CmdConnection::request(gx_system::JsonStringParser& jp, gx_system::JsonStringWriter& jw, bool batch_start) {
1154  Glib::ustring method;
1155  JsonArray params;
1156  Glib::ustring id;
1158  while (jp.peek() != gx_system::JsonParser::end_object) {
1160  if (jp.current_value() == "jsonrpc") {
1162  if (jp.current_value() != "2.0") {
1163  throw RpcError(-32600,"Invalid Request");
1164  }
1165  } else if (jp.current_value() == "method") {
1167  method = jp.current_value();
1168  } else if (jp.current_value() == "params") {
1171  while (jp.peek() != gx_system::JsonParser::end_array) {
1172  params.append(jp);
1173  }
1175  } else if (jp.peek() == gx_system::JsonParser::begin_object) {
1176  throw RpcError(-32000,"by-name parameters not implemented");
1177  } else {
1178  throw RpcError(-32600,"Invalid Request");
1179  }
1180  } else if (jp.current_value() == "id") {
1183  throw RpcError(-32600,"Invalid Request");
1184  }
1185  jp.next();
1186  id = jp.current_value();
1187  } else {
1188  throw RpcError(-32600,"Invalid Request");
1189  }
1190  }
1192  const methodnames *p = Perfect_Hash::in_word_set(method.c_str(), method.size());
1193  if (!p) {
1194  throw RpcError(-32601, Glib::ustring::compose("Method not found -- '%1'", method));
1195  }
1196  try {
1197  if (id.empty()) {
1198  notify(jw, p, params);
1199  return false;
1200  } else {
1201  if (batch_start) {
1202  jw.begin_array();
1203  }
1204  jw.begin_object();
1205  jw.write_kv("jsonrpc", "2.0");
1206  jw.write_kv("id", id);
1207  jw.write_key("result");
1208  call(jw, p, params);
1209  jw.end_object();
1210  return true;
1211  }
1212  } catch(const RpcError& e) {
1213  throw RpcError(e.code, Glib::ustring(p->name) + ": " + e.message);
1214  }
1215 }
1216 
1217 void CmdConnection::error_response(gx_system::JsonWriter& jw, int code, const char *message) {
1218  jw.begin_object();
1219  jw.write_kv("jsonrpc", "2.0");
1220  jw.write_key("id");
1221  jw.write_null();
1222  write_error(jw, code, message);
1223  jw.end_object();
1224 }
1225 
1226 static bool sendbytes(int fd, const std::string& s, unsigned int *off) {
1227  unsigned int len = s.size() - *off;
1228  int n = write(fd, s.c_str() + *off, len);
1229  if (n <= 0) {
1230  return false;
1231  }
1232  len -= n;
1233  if (len > 0) {
1234  *off += n;
1235  } else {
1236  *off = 0;
1237  }
1238  return true;
1239 }
1240 
1241 bool CmdConnection::on_data_out(Glib::IOCondition cond) {
1242  int fd = connection->get_socket()->get_fd();
1243  while (outgoing.size() > 0) {
1244  if (!sendbytes(fd, outgoing.front(), &current_offset)) {
1245  return true;
1246  }
1247  if (current_offset == 0) {
1248  outgoing.pop_front();
1249  }
1250  }
1251  return false;
1252 }
1253 
1254 bool CmdConnection::on_data_in(Glib::IOCondition cond) {
1255  Glib::RefPtr<Gio::Socket> sock = connection->get_socket();
1256  char buf[1000];
1257  while (true) {
1258  int n;
1259  try {
1260  n = sock->receive(buf, sizeof(buf));
1261  } catch(Glib::Error e) {
1262  if (e.code() == Gio::Error::WOULD_BLOCK) {
1263  return true;
1264  }
1265  serv.remove_connection(this);
1266  return false;
1267  }
1268  if (n <= 0) {
1269  serv.remove_connection(this);
1270  return false;
1271  }
1272  char *p = buf;
1273  while (n-- > 0) {
1274  jp.put(*p);
1275  if (*p == '\n') {
1276  process(jp);
1277  jp.reset();
1278  }
1279  p++;
1280  }
1281  }
1282 }
1283 
1285  std::string s = jw.get_string();
1286  if (outgoing.size() == 0) {
1287  assert(current_offset == 0);
1288  ssize_t len = s.size();
1289  ssize_t n = write(connection->get_socket()->get_fd(), s.c_str(), len);
1290  if (n == len) {
1291  return;
1292  }
1293  current_offset = max<ssize_t>(0, n);
1294  }
1295  outgoing.push_back(s);
1296  Glib::signal_io().connect(
1297  sigc::mem_fun(this, &CmdConnection::on_data_out),
1298  connection->get_socket()->get_fd(), Glib::IO_OUT);
1299 }
1300 
1301 void CmdConnection::process(gx_system::JsonStringParser& jp) {
1302  try {
1304  bool resp = false;
1305  // jp.peek() doesn't work at start of stream
1306  if (jp.peek_first_char() == '[') {
1308  while (jp.peek() != gx_system::JsonParser::end_array) {
1309  resp = request(jp, jw, !resp) || resp;
1310  }
1311  if (resp) {
1312  jw.end_array();
1313  }
1315  } else {
1316  resp = request(jp, jw, false);
1317  }
1318  if (!resp) {
1319  return;
1320  }
1321  jw.finish();
1322  send(jw);
1323  } catch (gx_system::JsonException& e) {
1325  "JSON-RPC", Glib::ustring::compose("error: %1, request: '%2'",
1326  e.what(), jp.get_string()));
1328  error_response(jw, -32700, "Parse Error");
1329  jw.finish();
1330  send(jw);
1331  } catch (RpcError& e) {
1333  error_response(jw, e.code, e.message);
1334  jw.finish();
1335  send(jw);
1336  }
1337 }
1338 
1339 
1340 /****************************************************************
1341  ** class UiBuilderVirt implementation
1342  */
1343 
1344 gx_system::JsonWriter *UiBuilderVirt::jw = 0;
1345 const gx_system::CmdlineOptions *UiBuilderVirt::options = 0;
1346 
1348  : UiBuilder() {
1349  plugin = pd;
1350  jw = jw_;
1351  options = options_;
1352  openTabBox = openTabBox_;
1353  openVerticalBox = openVerticalBox_;
1354  openVerticalBox1 = openVerticalBox1_;
1355  openVerticalBox2 = openVerticalBox2_;
1356  openHorizontalBox = openHorizontalBox_;
1357  openHorizontalhideBox = openHorizontalhideBox_;
1358  openHorizontalTableBox = openHorizontalTableBox_;
1359  openFrameBox = openFrameBox_;
1360  openFlipLabelBox = openFlipLabelBox_;
1361  openpaintampBox = openpaintampBox_;
1362  closeBox = closeBox_;
1363  load_glade = load_glade_;
1364  load_glade_file = load_glade_file_;
1365  create_master_slider = create_master_slider_;
1366  create_feedback_slider = create_feedback_slider_;
1367  create_big_rackknob = create_big_rackknob_;
1368  create_mid_rackknob = create_mid_rackknob_;
1369  create_small_rackknob = create_small_rackknob_;
1370  create_small_rackknobr = create_small_rackknobr_;
1371  create_simple_meter = create_simple_meter_;
1372  create_simple_c_meter = create_simple_c_meter_;
1373  create_spin_value = create_spin_value_;
1374  create_switch = create_switch_;
1375  create_wheel = create_wheel_;
1376  create_switch_no_caption = create_switch_no_caption_;
1377  create_feedback_switch = create_feedback_switch_;
1378  create_selector = create_selector_;
1379  create_selector_no_caption = create_selector_no_caption_;
1380  create_port_display = create_port_display_;
1381  create_p_display = create_p_display_;
1382  create_simple_spin_value = create_simple_spin_value_;
1383  create_eq_rackslider_no_caption = create_eq_rackslider_no_caption_;
1384  create_fload_switch = create_fload_switch_;
1385  insertSpacer = insertSpacer_;
1386  set_next_flags = set_next_flags_;
1387 }
1388 
1390 }
1391 
1392 void UiBuilderVirt::openTabBox_(const char* label) {
1393  jw->begin_array();
1394  jw->write("openTabBox");
1395  jw->write(label);
1396  jw->end_array();
1397 }
1398 
1399 void UiBuilderVirt::openVerticalBox_(const char* label) {
1400  jw->begin_array();
1401  jw->write("openVerticalBox");
1402  jw->write(label);
1403  jw->end_array();
1404 }
1405 
1406 void UiBuilderVirt::openVerticalBox1_(const char* label) {
1407  jw->begin_array();
1408  jw->write("openVerticalBox1");
1409  jw->write(label);
1410  jw->end_array();
1411 }
1412 
1413 void UiBuilderVirt::openVerticalBox2_(const char* label) {
1414  jw->begin_array();
1415  jw->write("openVerticalBox2");
1416  jw->write(label);
1417  jw->end_array();
1418 }
1419 
1420 void UiBuilderVirt::openHorizontalhideBox_(const char* label) {
1421  jw->begin_array();
1422  jw->write("openHorizontalhideBox");
1423  jw->write(label);
1424  jw->end_array();
1425 }
1426 
1427 void UiBuilderVirt::openHorizontalTableBox_(const char* label) {
1428  jw->begin_array();
1429  jw->write("openHorizontalTableBox");
1430  jw->write(label);
1431  jw->end_array();
1432 }
1433 
1434 void UiBuilderVirt::openFrameBox_(const char* label) {
1435  jw->begin_array();
1436  jw->write("openFrameBox");
1437  jw->write(label);
1438  jw->end_array();
1439 }
1440 
1441 void UiBuilderVirt::openFlipLabelBox_(const char* label) {
1442  jw->begin_array();
1443  jw->write("openFlipLabelBox");
1444  jw->write(label);
1445  jw->end_array();
1446 }
1447 
1448 void UiBuilderVirt::openpaintampBox_(const char* label) {
1449  jw->begin_array();
1450  jw->write("openpaintampBox");
1451  jw->write(label);
1452  jw->end_array();
1453 }
1454 
1455 void UiBuilderVirt::openHorizontalBox_(const char* label) {
1456  jw->begin_array();
1457  jw->write("openHorizontalBox");
1458  jw->write(label);
1459  jw->end_array();
1460 }
1461 
1462 void UiBuilderVirt::insertSpacer_() {
1463  jw->begin_array();
1464  jw->write("insertSpacer");
1465  jw->end_array();
1466 }
1467 
1468 void UiBuilderVirt::set_next_flags_(int flags) {
1469  jw->begin_array();
1470  jw->write("set_next_flags");
1471  jw->write(flags);
1472  jw->end_array();
1473 }
1474 
1475 void UiBuilderVirt::create_big_rackknob_(const char *id, const char *label) {
1476  jw->begin_array();
1477  jw->write("create_big_rackknob");
1478  jw->write(id);
1479  jw->write(label);
1480  jw->end_array();
1481 }
1482 
1483 void UiBuilderVirt::create_mid_rackknob_(const char *id, const char *label) {
1484  jw->begin_array();
1485  jw->write("create_mid_rackknob");
1486  jw->write(id);
1487  jw->write(label);
1488  jw->end_array();
1489 }
1490 
1491 void UiBuilderVirt::create_small_rackknob_(const char *id, const char *label) {
1492  jw->begin_array();
1493  jw->write("create_small_rackknob");
1494  jw->write(id);
1495  jw->write(label);
1496  jw->end_array();
1497 }
1498 
1499 void UiBuilderVirt::create_small_rackknobr_(const char *id, const char *label) {
1500  jw->begin_array();
1501  jw->write("create_small_rackknobr");
1502  jw->write(id);
1503  jw->write(label);
1504  jw->end_array();
1505 }
1506 
1507 void UiBuilderVirt::create_feedback_slider_(const char *id, const char *label) {
1508  jw->begin_array();
1509  jw->write("create_feedback_slider");
1510  jw->write(id);
1511  jw->write(label);
1512  jw->end_array();
1513 }
1514 
1515 void UiBuilderVirt::create_master_slider_(const char *id, const char *label) {
1516  jw->begin_array();
1517  jw->write("create_master_slider");
1518  jw->write(id);
1519  jw->write(label);
1520  jw->end_array();
1521 }
1522 
1523 void UiBuilderVirt::create_selector_no_caption_(const char *id) {
1524  jw->begin_array();
1525  jw->write("create_selector_no_caption");
1526  jw->write(id);
1527  jw->end_array();
1528 }
1529 
1530 void UiBuilderVirt::create_selector_(const char *id, const char *label) {
1531  jw->begin_array();
1532  jw->write("create_selector");
1533  jw->write(id);
1534  jw->write(label);
1535  jw->end_array();
1536 }
1537 
1538 void UiBuilderVirt::create_simple_meter_(const char *id) {
1539  jw->begin_array();
1540  jw->write("create_simple_meter");
1541  jw->write(id);
1542  jw->end_array();
1543 }
1544 void UiBuilderVirt::create_simple_c_meter_(const char *id, const char *idl, const char *label) {
1545  jw->begin_array();
1546  jw->write("create_simple_c_meter");
1547  jw->write(id);
1548  jw->write(idl);
1549  jw->write(label);
1550  jw->end_array();
1551 }
1552 
1553 void UiBuilderVirt::create_spin_value_(const char *id, const char *label) {
1554  jw->begin_array();
1555  jw->write("create_spin_value");
1556  jw->write(id);
1557  jw->write(label);
1558  jw->end_array();
1559 }
1560 
1561 void UiBuilderVirt::create_switch_no_caption_(const char *sw_type, const char * id) {
1562  jw->begin_array();
1563  jw->write("create_switch_no_caption");
1564  jw->write(sw_type);
1565  jw->write(id);
1566  jw->end_array();
1567 }
1568 
1569 void UiBuilderVirt::create_feedback_switch_(const char *sw_type, const char * id) {
1570  jw->begin_array();
1571  jw->write("create_feedback_switch");
1572  jw->write(sw_type);
1573  jw->write(id);
1574  jw->end_array();
1575 }
1576 
1577 void UiBuilderVirt::create_fload_switch_(const char *sw_type, const char * id, const char * idf) {
1578  jw->begin_array();
1579  jw->write("create_fload_switch");
1580  jw->write(sw_type);
1581  jw->write(id);
1582  jw->write(idf);
1583  jw->end_array();
1584 }
1585 
1586 void UiBuilderVirt::create_switch_(const char *sw_type, const char * id, const char *label) {
1587  jw->begin_array();
1588  jw->write("create_switch");
1589  jw->write(sw_type);
1590  jw->write(id);
1591  jw->write(label);
1592  jw->end_array();
1593 }
1594 
1595 void UiBuilderVirt::create_wheel_(const char * id, const char *label) {
1596  jw->begin_array();
1597  jw->write("create_wheel");
1598  jw->write(id);
1599  jw->write(label);
1600  jw->end_array();
1601 }
1602 
1603 void UiBuilderVirt::create_port_display_(const char *id, const char *label) {
1604  jw->begin_array();
1605  jw->write("create_port_display");
1606  jw->write(id);
1607  jw->write(label);
1608  jw->end_array();
1609 }
1610 
1611 void UiBuilderVirt::create_p_display_(const char *id, const char *idl, const char *idh) {
1612  jw->begin_array();
1613  jw->write("create_p_display");
1614  jw->write(id);
1615  jw->write(idl);
1616  jw->write(idh);
1617  jw->end_array();
1618 }
1619 
1620 void UiBuilderVirt::create_simple_spin_value_(const char *id) {
1621  jw->begin_array();
1622  jw->write("create_simple_spin_value");
1623  jw->write(id);
1624  jw->end_array();
1625 }
1626 
1627 void UiBuilderVirt::create_eq_rackslider_no_caption_(const char *id) {
1628  jw->begin_array();
1629  jw->write("create_eq_rackslider_no_caption");
1630  jw->write(id);
1631  jw->end_array();
1632 }
1633 
1634 void UiBuilderVirt::closeBox_() {
1635  jw->begin_array();
1636  jw->write("closeBox");
1637  jw->end_array();
1638 }
1639 
1640 void UiBuilderVirt::load_glade_(const char *data) {
1641  jw->begin_array();
1642  jw->write("load_glade");
1643  jw->write(data);
1644  jw->end_array();
1645 }
1646 
1647 void UiBuilderVirt::load_glade_file_(const char *fname) {
1648  std::string path = options->get_builder_filepath(fname);
1649  std::string data(
1650  std::istreambuf_iterator<char>(std::ifstream(path.c_str()).rdbuf()),
1651  std::istreambuf_iterator<char>());
1652  jw->begin_array();
1653  jw->write("load_glade");
1654  jw->write(data);
1655  jw->end_array();
1656 }
1657 
1658 
1659 /****************************************************************
1660  ** class GxService
1661  */
1662 
1664  TunerSwitcher& tunerswitcher_, sigc::slot<void> quit_mainloop_,
1665  const Glib::ustring& host, int *port)
1666  : Gio::SocketService(),
1667  settings(settings_),
1668  jack(jack_),
1669  tuner_switcher(tunerswitcher_),
1670  quit_mainloop(quit_mainloop_),
1671  oldest_unsaved(0),
1672  last_change(0),
1673  save_conn(),
1674  connection_list(),
1675  jwc(0),
1676  preg_map(0),
1677  maxlevel() {
1678  if (*port == 0) {
1679  *port = add_any_inet_port();
1680  } else {
1681  add_inet_port(*port);
1682  }
1683  if (host.compare(0, 3, "BT:") == 0) {
1684  create_bluetooth_sockets(host.substr(3));
1685  }
1686  settings.signal_selection_changed().connect(
1687  sigc::mem_fun(*this, &GxService::preset_changed));
1688  jack.get_engine().signal_state_change().connect(
1689  sigc::mem_fun(*this, &GxService::on_engine_state_change));
1690  jack.get_engine().tuner.signal_freq_changed().connect(
1691  sigc::mem_fun(this, &GxService::on_tuner_freq_changed));
1692  tuner_switcher.signal_display().connect(
1693  sigc::mem_fun(this, &GxService::display));
1694  tuner_switcher.signal_set_state().connect(
1695  sigc::mem_fun(this, &GxService::set_display_state));
1696  tuner_switcher.signal_selection_done().connect(
1697  sigc::mem_fun(this, &GxService::on_selection_done));
1698  settings.signal_presetlist_changed().connect(
1699  sigc::mem_fun(this, &GxService::on_presetlist_changed));
1701  sigc::mem_fun(this, &GxService::on_log_message));
1703  jack.get_engine().controller_map.signal_changed().connect(
1704  sigc::mem_fun(this, &GxService::on_midi_changed));
1705  jack.get_engine().controller_map.signal_midi_value_changed().connect(
1706  sigc::mem_fun(this, &GxService::on_midi_value_changed));
1707  jack.get_engine().oscilloscope.size_change.connect(
1708  sigc::mem_fun(this, &GxService::on_osc_size_changed));
1709  jack.get_engine().oscilloscope.activation.connect(
1710  sigc::mem_fun(this, &GxService::on_osc_activation));
1711  jack.get_engine().midiaudiobuffer.signal_jack_load_change().connect(
1712  sigc::mem_fun(this, &GxService::on_jack_load_changed));
1713  settings.signal_rack_unit_order_changed().connect(
1714  sigc::mem_fun(this, &GxService::on_rack_unit_changed));
1715  gx_engine::ParamMap& pmap = settings.get_param();
1716  pmap.signal_insert_remove().connect(
1717  sigc::mem_fun(this, &GxService::on_param_insert_remove));
1718  for (gx_engine::ParamMap::iterator i = pmap.begin(); i != pmap.end(); ++i) {
1719  connect_value_changed_signal(i->second);
1720  }
1721 }
1722 
1725  jws.send_notify_begin("server_shutdown");
1726  broadcast(jws, CmdConnection::f_misc_msg);
1727  for (std::list<CmdConnection*>::iterator i = connection_list.begin(); i != connection_list.end(); ++i) {
1728  delete *i;
1729  }
1730 }
1731 
1732 #if HAVE_BLUEZ
1733 static Glib::RefPtr<Gio::Socket> create_one_bluetooth_socket(
1734  const Glib::ustring& device, int channel) {
1735  sockaddr_rc loc_addr = { 0 };
1736  int s = socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM);
1737  loc_addr.rc_family = AF_BLUETOOTH;
1738  // bind socket to the first available local bluetooth adapter
1739  bdaddr_t bdaddr = {{0, 0, 0, 0, 0, 0}}; //*BDADDR_ANY;
1740  loc_addr.rc_bdaddr = bdaddr;
1741  loc_addr.rc_channel = (uint8_t)channel;
1742  bind(s, (struct sockaddr *)&loc_addr, sizeof(loc_addr));
1743  listen(s, 1);
1744  return Gio::Socket::create_from_fd(s);
1745 }
1746 
1747 void GxService::create_bluetooth_sockets(const Glib::ustring& host) {
1748  int channels = 1;
1749  if (host.size() > 3) {
1750  channels = host[3] - '0';
1751  if (channels < 1) {
1752  channels = 1;
1753  } else if (channels > 9) {
1754  channels = 9;
1755  }
1756  }
1757  for (int i = 1; i <= channels; i++) {
1758  add_socket(create_one_bluetooth_socket(host, i));
1759  }
1760  gx_print_info(
1761  _("server"),
1762  Glib::ustring::compose(
1763  _("listening on bluetooth socket (%1 channel)"),
1764  channels));
1765 }
1766 #else // !HAVE_BLUEZ
1767 void GxService::create_bluetooth_sockets(const Glib::ustring& host) {
1769  _("server"),
1770  _("Bluetooth not available; rebuild Guitarix with Bluetooth support"));
1771 }
1772 #endif // HAVE_BLUEZ
1773 
1774 void GxService::ladspaloader_write_changes(gx_system::JsonWriter& jw, std::vector<ChangedPlugin>& changed_plugins) {
1775  serialize_parameter_change(jw);
1776  // updated plugins
1777  jw.begin_array();
1778  for (std::vector<ChangedPlugin>::iterator i = changed_plugins.begin(); i != changed_plugins.end(); ++i) {
1779  jw.begin_array();
1780  jw.write(i->status);
1781  if (i->status == gx_engine::PluginChange::remove) {
1782  jw.write(i->id);
1783  } else {
1784  jack.get_engine().pluginlist.lookup_plugin(i->id)->writeJSON(jw);
1785  }
1786  jw.end_array();
1787  }
1788  jw.end_array();
1789 }
1790 
1791 //static
1792 void GxService::add_changed_plugin(gx_engine::Plugin* pl, gx_engine::PluginChange::pc v, std::vector<ChangedPlugin>& vec) {
1793  if (pl) {
1794  vec.push_back(ChangedPlugin(pl->get_pdef()->id, v));
1795  }
1796 }
1797 
1799  preg_map = new std::map<std::string,bool>;
1800  std::vector<ChangedPlugin> changed_plugins;
1801  sigc::connection conn = jack.get_engine().signal_plugin_changed().connect(
1802  sigc::bind(sigc::ptr_fun(add_changed_plugin), sigc::ref(changed_plugins)));
1803  gx_system::JsonStringWriter jwp; /* capture parameter changes and ignore them;
1804  they are already sent as part of changed parameter data */
1805  jwc = &jwp;
1806  jack.get_engine().ladspaloader_update_plugins();
1807  jwc = 0;
1808  conn.disconnect();
1809  if (jw) {
1810  jw->begin_array();
1811  ladspaloader_write_changes(*jw, changed_plugins);
1812  jw->end_array();
1813  }
1814  if (broadcast_listeners(CmdConnection::f_plugins_changed, cmd)) {
1816  jws.send_notify_begin("plugins_changed");
1817  ladspaloader_write_changes(jws, changed_plugins);
1818  broadcast(jws, CmdConnection::f_plugins_changed, cmd);
1819  }
1820  delete preg_map;
1821  preg_map = 0;
1822 }
1823 
1825  static bool rack_unit_change_blocked = false;
1826  if (rack_unit_change_blocked) {
1827  return;
1828  }
1829  if (cmd) {
1830  rack_unit_change_blocked = true;
1831  settings.signal_rack_unit_order_changed()(stereo);
1832  rack_unit_change_blocked = false;
1833  }
1834  if (!broadcast_listeners(CmdConnection::f_units_changed, cmd)) {
1835  return;
1836  }
1838  jw.send_notify_begin("rack_units_changed");
1839  std::vector<std::string>& ul = settings.get_rack_unit_order(stereo);
1840  jw.begin_array();
1841  jw.write(stereo);
1842  for (std::vector<std::string>::iterator i = ul.begin(); i != ul.end(); ++i) {
1843  jw.write(*i);
1844  }
1845  jw.end_array();
1846  broadcast(jw, CmdConnection::f_units_changed, cmd);
1847 }
1848 
1849 void GxService::on_rack_unit_changed(bool stereo) {
1850  send_rack_changed(stereo, 0);
1851 }
1852 
1853 void GxService::connect_value_changed_signal(gx_engine::Parameter *p) {
1854  if (p->isInt()) {
1855  p->getInt().signal_changed().connect(
1856  sigc::hide(
1857  sigc::bind(
1858  sigc::mem_fun(this, &GxService::on_param_value_changed), p)));
1859  } else if (p->isBool()) {
1860  p->getBool().signal_changed().connect(
1861  sigc::hide(
1862  sigc::bind(
1863  sigc::mem_fun(this, &GxService::on_param_value_changed), p)));
1864  } else if (p->isFloat()) {
1865  p->getFloat().signal_changed().connect(
1866  sigc::hide(
1867  sigc::bind(
1868  sigc::mem_fun(this, &GxService::on_param_value_changed), p)));
1869  } else if (p->isString()) {
1870  p->getString().signal_changed().connect(
1871  sigc::hide(
1872  sigc::bind(
1873  sigc::mem_fun(this, &GxService::on_param_value_changed), p)));
1874  } else if (dynamic_cast<gx_engine::JConvParameter*>(p) != 0) {
1875  dynamic_cast<gx_engine::JConvParameter*>(p)->signal_changed().connect(
1876  sigc::hide(
1877  sigc::bind(
1878  sigc::mem_fun(this, &GxService::on_param_value_changed), p)));
1879  }
1880 }
1881 
1882 void GxService::on_param_insert_remove(gx_engine::Parameter *p, bool inserted) {
1883  if (preg_map) {
1884  (*preg_map)[p->id()] = inserted;
1885  }
1886  if (inserted) {
1887  connect_value_changed_signal(p);
1888  }
1889 }
1890 
1891 void GxService::on_param_value_changed(gx_engine::Parameter *p) {
1894  if (jwc) {
1895  jw = jwc;
1896  } else {
1897  if (p->get_blocked()) {
1898  return;
1899  }
1900  jwp.send_notify_begin("set");
1901  jw = &jwp;
1902  }
1903  jw->write(p->id());
1904  if (p->isInt()) {
1905  jw->write(p->getInt().get_value());
1906  } else if (p->isBool()) {
1907  jw->write(p->getBool().get_value());
1908  } else if (p->isFloat()) {
1909  jw->write(p->getFloat().get_value());
1910  } else if (p->isString()) {
1911  jw->write(p->getString().get_value());
1912  } else if (dynamic_cast<gx_engine::JConvParameter*>(p) != 0) {
1913  dynamic_cast<gx_engine::JConvParameter*>(p)->get_value().writeJSON(*jw);
1914  } else {
1915  assert(false);
1916  }
1917  if (!jwc) {
1919  }
1920 }
1921 
1922 void GxService::on_jack_load_changed() {
1923  if (!broadcast_listeners(CmdConnection::f_jack_load_changed)) {
1924  return;
1925  }
1927  jw.send_notify_begin("jack_load_changed");
1928  gx_engine::MidiAudioBuffer::Load l = jack.get_engine().midiaudiobuffer.jack_load_status();
1929  if (l == gx_engine::MidiAudioBuffer::load_low && !jack.get_engine().midiaudiobuffer.get_midistat()) {
1931  }
1932  jw.write(l);
1933  broadcast(jw, CmdConnection::f_jack_load_changed);
1934 }
1935 
1936 void GxService::on_osc_size_changed(unsigned int sz) {
1937  if (!broadcast_listeners(CmdConnection::f_osc_size_changed)) {
1938  return;
1939  }
1941  jw.send_notify_begin("osc_size_changed");
1942  jw.write(sz);
1943  broadcast(jw, CmdConnection::f_osc_size_changed);
1944 }
1945 
1946 int GxService::on_osc_activation(bool start) {
1947  if (!broadcast_listeners(CmdConnection::f_osc_activation)) {
1948  return 0;
1949  }
1951  jw.send_notify_begin("osc_activation");
1952  jw.write(start);
1953  broadcast(jw, CmdConnection::f_osc_activation);
1954  return 0;
1955 }
1956 
1957 void GxService::on_midi_changed() {
1958  if (!broadcast_listeners(CmdConnection::f_midi_changed)) {
1959  return;
1960  }
1962  jw.send_notify_begin("midi_changed");
1963  jack.get_engine().controller_map.writeJSON(jw);
1964  broadcast(jw, CmdConnection::f_midi_changed);
1965 }
1966 
1967 void GxService::on_midi_value_changed(int ctl, int value) {
1968  if (!broadcast_listeners(CmdConnection::f_midi_value_changed)) {
1969  return;
1970  }
1972  jw.send_notify_begin("midi_value_changed");
1973  jw.begin_array();
1974  jw.write(ctl);
1975  jw.write(value);
1976  jw.end_array();
1977  broadcast(jw, CmdConnection::f_midi_value_changed);
1978 }
1979 
1980 void GxService::on_log_message(const string& msg, GxLogger::MsgType tp, bool plugged) {
1981  if (plugged || !broadcast_listeners(CmdConnection::f_log_message)) {
1982  return;
1983  }
1984  const char *tpname;
1985  switch (tp) {
1986  case GxLogger::kInfo: tpname = "info"; break;
1987  case GxLogger::kWarning: tpname = "warning"; break;
1988  case GxLogger::kError: tpname = "error"; break;
1989  default: tpname = "unknown"; break;
1990  }
1992  jw.send_notify_begin("message");
1993  jw.write(tpname);
1994  jw.write(msg);
1995  broadcast(jw, CmdConnection::f_log_message);
1996 }
1997 
1998 void GxService::on_selection_done(bool v) {
1999  if (!broadcast_listeners(CmdConnection::f_selection_done)) {
2000  return;
2001  }
2003  jw.send_notify_begin("show_tuner");
2004  jw.write(v);
2005  broadcast(jw, CmdConnection::f_selection_done);
2006 }
2007 
2008 void GxService::on_presetlist_changed() {
2009  if (!broadcast_listeners(CmdConnection::f_presetlist_changed)) {
2010  return;
2011  }
2013  jw.send_notify_begin("presetlist_changed");
2014  broadcast(jw, CmdConnection::f_presetlist_changed);
2015 }
2016 
2017 void GxService::on_engine_state_change(gx_engine::GxEngineState state) {
2018  if (!broadcast_listeners(CmdConnection::f_state_changed)) {
2019  return;
2020  }
2022  jw.send_notify_begin("state_changed");
2023  jw.write(engine_state_to_string(state));
2024  broadcast(jw, CmdConnection::f_state_changed);
2025 }
2026 
2027 void GxService::preset_changed() {
2028  if (!broadcast_listeners(CmdConnection::f_preset_changed)) {
2029  return;
2030  }
2032  jw.send_notify_begin("preset_changed");
2033  if (settings.setting_is_preset()) {
2034  jw.write(settings.get_current_bank());
2035  jw.write(settings.get_current_name());
2036  } else {
2037  jw.write("");
2038  jw.write("");
2039  }
2040  broadcast(jw, CmdConnection::f_preset_changed);
2041 }
2042 
2043 void GxService::on_tuner_freq_changed() {
2044  if (!broadcast_listeners(CmdConnection::f_freq_changed)) {
2045  return;
2046  }
2048  jw.send_notify_begin("tuner_changed");
2049  //jw.write_key("frequency");
2050  jw.write(jack.get_engine().tuner.get_freq());
2051  //jw.write_key("note");
2052  jw.write(jack.get_engine().tuner.get_note());
2053  broadcast(jw, CmdConnection::f_freq_changed);
2054 }
2055 
2056 void GxService::display(const Glib::ustring& bank, const Glib::ustring& preset) {
2057  if (!broadcast_listeners(CmdConnection::f_display)) {
2058  return;
2059  }
2061  jw.send_notify_begin("display_bank_preset");
2062  jw.write(bank);
2063  jw.write(preset);
2064  broadcast(jw, CmdConnection::f_display);
2065 }
2066 
2067 void GxService::set_display_state(TunerSwitcher::SwitcherState state) {
2068  if (!broadcast_listeners(CmdConnection::f_display_state)) {
2069  return;
2070  }
2072  jw.send_notify_begin("set_display_state");
2073  switch (state) {
2074  case TunerSwitcher::normal_mode: jw.write("normal_mode"); break;
2075  case TunerSwitcher::wait_start: jw.write("wait_start"); break;
2076  case TunerSwitcher::listening: jw.write("listening"); break;
2077  case TunerSwitcher::wait_stop: jw.write("wait_stop"); break;
2078  default: assert(false); break;
2079  }
2080  broadcast(jw, CmdConnection::f_display_state);
2081 }
2082 
2083 void GxService::remove_connection(CmdConnection *p) {
2084  for (std::list<CmdConnection*>::iterator i = connection_list.begin(); i != connection_list.end(); ++i) {
2085  if (*i == p) {
2086  connection_list.erase(i);
2087  delete p;
2088  return;
2089  }
2090  }
2091  assert(false);
2092 }
2093 
2094 //FIXME: this belongs into GxSettings
2095 void GxService::save_state() {
2096  if (!settings.get_options().get_opt_autosave()) {
2097  return;
2098  }
2099  static const int min_idle = 10; // seconds; after this idle time save state
2100  static const int max_delay = 30; // seconds; maximum age of unsaved data
2101  time_t now = time(NULL);
2102  if (oldest_unsaved == 0) {
2103  oldest_unsaved = last_change = now;
2104  save_conn = Glib::signal_timeout().connect(sigc::bind_return(sigc::mem_fun(this, &GxService::save_state),false), 1000*min_idle);
2105  return;
2106  }
2107  if (now - oldest_unsaved >= max_delay || now - last_change >= min_idle) {
2108  settings.save_to_state();
2109  sync();
2110  oldest_unsaved = 0;
2111  save_conn.disconnect();
2112  } else {
2113  last_change = now;
2114  if (oldest_unsaved == 0) {
2115  oldest_unsaved = now;
2116  }
2117  save_conn.disconnect();
2118  save_conn = Glib::signal_timeout().connect(sigc::bind_return(sigc::mem_fun(this, &GxService::save_state),false), 1000*min_idle);
2119  }
2120 }
2121 
2122 bool GxService::on_incoming(const Glib::RefPtr<Gio::SocketConnection>& connection,
2123  const Glib::RefPtr<Glib::Object>& source_object) {
2124  CmdConnection *cc = new CmdConnection(*this, connection);
2125  connection_list.push_back(cc);
2126  Glib::RefPtr<Gio::Socket> sock = connection->get_socket();
2127  sock->set_blocking(false);
2128  int flag = 1;
2129  setsockopt(sock->get_fd(), IPPROTO_TCP, TCP_NODELAY, &flag, sizeof(int));
2130  Glib::signal_io().connect(
2131  sigc::mem_fun(cc, &CmdConnection::on_data_in),
2132  sock->get_fd(), Glib::IO_IN);
2133  return true;
2134 }
2135 
2136 void GxService::serialize_parameter_change(gx_system::JsonWriter& jw) {
2137  jw.begin_array();
2138  for (std::map<std::string,bool>::iterator i = preg_map->begin(); i != preg_map->end(); ++i) {
2139  if (!i->second) {
2140  jw.write(i->first);
2141  }
2142  }
2143  jw.end_array();
2144  jw.begin_array();
2145  for (std::map<std::string,bool>::iterator i = preg_map->begin(); i != preg_map->end(); ++i) {
2146  if (i->second) {
2147  settings.get_param().writeJSON_one(jw, &settings.get_param()[i->first]);
2148  }
2149  }
2150  jw.end_array();
2151 }
2152 
2153 bool GxService::broadcast_listeners(CmdConnection::msg_type n, CmdConnection *sender) {
2154  for (std::list<CmdConnection*>::iterator p = connection_list.begin(); p != connection_list.end(); ++p) {
2155  if (*p != sender && (*p)->is_activated(n)) {
2156  return true;
2157  }
2158  }
2159  return false;
2160 }
2161 
2162 void GxService::broadcast(gx_system::JsonStringWriter& jw, CmdConnection::msg_type n, CmdConnection *sender) {
2163  jw.send_notify_end();
2164  jw.finish();
2165  for (std::list<CmdConnection*>::iterator p = connection_list.begin(); p != connection_list.end(); ++p) {
2166  if (*p != sender && (*p)->is_activated(n)) {
2167  (*p)->send(jw);
2168  }
2169  }
2170 }
2171 
2173  gx_engine::MaxLevel& m = jack.get_engine().maxlevel;
2174  for (unsigned int i = 0; i < m.channelcount; i++) {
2175  float v = m.get(i);
2176  maxlevel[i] = max(maxlevel[i], v);
2177  for (std::list<CmdConnection*>::iterator p = connection_list.begin(); p != connection_list.end(); ++p) {
2178  (*p)->update_maxlevel(i, v);
2179  }
2180  }
2181 }
iterator end()
Definition: gx_json.h:366
CmdConnection::msg_type end
Definition: jsonrpc.cpp:256
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static const struct CmdConnection::methodnames * in_word_set(const char *str, unsigned int len)
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Definition: gx_plugin.h:73
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Definition: gx_plugin.h:79
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Definition: jsonrpc.cpp:254
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Definition: gx_preset.cpp:1185
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Definition: ladspaback.cpp:55
const Glib::ustring & get_value() const
Definition: gx_parameter.h:431
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Definition: gx_parameter.h:197
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Definition: tunerswitcher.h:70
#define START_FUNCTION_SWITCH(v)
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Definition: gx_json.cpp:1848
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Definition: gx_preset.h:163
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Definition: gx_json.h:337
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