src/cfg.c

   1 /*
   2  * Copyright (C) 2010-2012 jeanfi@gmail.com
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * 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
  17  * 02110-1301 USA
  18  */
  19 #include <stdlib.h>
  20 #include <stdio.h>
  21 #include <string.h>
  22 #include <ctype.h>
  23
  24 #include <gconf/gconf-client.h>
  25
  26 #include "cfg.h"
  27
  28 static const char *KEY_SENSORS = "/apps/psensor/sensors";
  29
  30 static const char *ATT_SENSOR_ALARM_ENABLED = "alarm/enabled";
  31 static const char *ATT_SENSOR_ALARM_HIGH_THRESHOLD = "alarm/high_threshold";
  32 static const char *ATT_SENSOR_ALARM_LOW_THRESHOLD = "alarm/low_threshold";
  33 static const char *ATT_SENSOR_COLOR = "color";
  34 static const char *ATT_SENSOR_ENABLED = "enabled";
  35 static const char *ATT_SENSOR_NAME = "name";
  36 static const char *ATT_SENSOR_APPINDICATOR_DISABLED = "appindicator/disabled";
  37
  38 static const char *KEY_SENSOR_UPDATE_INTERVAL
  39 = "/apps/psensor/sensor/update_interval";
  40
  41 static const char *KEY_GRAPH_UPDATE_INTERVAL
  42 = "/apps/psensor/graph/update_interval";
  43
  44 static const char *KEY_GRAPH_MONITORING_DURATION
  45 = "/apps/psensor/graph/monitoring_duration";
  46
  47 static const char *KEY_GRAPH_BACKGROUND_COLOR
  48 = "/apps/psensor/graph/background_color";
  49
  50 static const char *DEFAULT_GRAPH_BACKGROUND_COLOR = "#e8f4e8f4a8f5";
  51
  52 static const char *KEY_GRAPH_BACKGROUND_ALPHA
  53 = "/apps/psensor/graph/background_alpha";
  54
  55 static const char *KEY_GRAPH_FOREGROUND_COLOR
  56 = "/apps/psensor/graph/foreground_color";
  57 static const char *DEFAULT_GRAPH_FOREGROUND_COLOR = "#000000000000";
  58
  59 static const char *KEY_ALPHA_CHANNEL_ENABLED
  60 = "/apps/psensor/graph/alpha_channel_enabled";
  61
  62 static const char *KEY_INTERFACE_SENSORLIST_POSITION
  63 = "/apps/psensor/interface/sensorlist_position";
  64
  65 static const char *KEY_INTERFACE_WINDOW_DECORATION_DISABLED
  66 = "/apps/psensor/interface/window_decoration_disabled";
  67
  68 static const char *KEY_INTERFACE_WINDOW_KEEP_BELOW_ENABLED
  69 = "/apps/psensor/interface/window_keep_below_enabled";
  70
  71 static const char *KEY_INTERFACE_MENU_BAR_DISABLED
  72 = "/apps/psensor/interface/menu_bar_disabled";
  73
  74 static const char *KEY_INTERFACE_UNITY_LAUNCHER_COUNT_DISABLED
  75 = "/apps/psensor/interface/unity_launcher_count_disabled";
  76
  77 static const char *KEY_INTERFACE_HIDE_ON_STARTUP
  78 = "/apps/psensor/interface/hide_on_startup";
  79
  80 static const char *KEY_INTERFACE_WINDOW_RESTORE_ENABLED
  81 = "/apps/psensor/interface/window_restore_enabled";
  82
  83 static const char *KEY_INTERFACE_WINDOW_X = "/apps/psensor/interface/window_x";
  84 static const char *KEY_INTERFACE_WINDOW_Y = "/apps/psensor/interface/window_y";
  85 static const char *KEY_INTERFACE_WINDOW_W = "/apps/psensor/interface/window_w";
  86 static const char *KEY_INTERFACE_WINDOW_H = "/apps/psensor/interface/window_h";
  87
  88 static const char *KEY_INTERFACE_WINDOW_DIVIDER_POS
  89 = "/apps/psensor/interface/window_divider_pos";
  90
  91 static const char *KEY_INTERFACE_TEMPERATURE_UNIT
  92 = "/apps/psensor/interface/temperature_unit";
  93
  94 static const char *KEY_SLOG_ENABLED = "/apps/psensor/slog/enabled";
  95
  96 static GConfClient *client;
  97
  98 static char *get_string(const char *key, const char *default_value)
  99 {
 100         char *value;
 101
 102         value = gconf_client_get_string(client, key, NULL);
 103
 104         if (!value) {
 105                 value = strdup(default_value);
 106                 gconf_client_set_string(client, key, default_value, NULL);
 107         }
 108
 109         return value;
 110 }
 111
 112 static struct color *get_background_color()
 113 {
 114         char *scolor;
 115         struct color *c;
 116
 117         scolor = get_string(KEY_GRAPH_BACKGROUND_COLOR,
 118                             DEFAULT_GRAPH_BACKGROUND_COLOR);
 119
 120         c = str_to_color(scolor);
 121         free(scolor);
 122
 123         if (!c)
 124                 return color_new(0xffff, 0xffff, 0xffff);
 125
 126         return c;
 127 }
 128
 129 static struct color *get_foreground_color()
 130 {
 131         char *scolor;
 132         struct color *c;
 133
 134         scolor = get_string(KEY_GRAPH_FOREGROUND_COLOR,
 135                             DEFAULT_GRAPH_FOREGROUND_COLOR);
 136
 137         c = str_to_color(scolor);
 138         free(scolor);
 139
 140         if (!c)
 141                 return color_new(0x0000, 0x0000, 0x0000);
 142
 143         return c;
 144 }
 145
 146 static bool is_alpha_channel_enabled()
 147 {
 148         return gconf_client_get_bool(client, KEY_ALPHA_CHANNEL_ENABLED, NULL);
 149 }
 150
 151 static enum sensorlist_position get_sensorlist_position()
 152 {
 153         return gconf_client_get_int(client,
 154                                     KEY_INTERFACE_SENSORLIST_POSITION, NULL);
 155 }
 156
 157 static void set_sensorlist_position(enum sensorlist_position pos)
 158 {
 159         gconf_client_set_int(client,
 160                              KEY_INTERFACE_SENSORLIST_POSITION, pos, NULL);
 161 }
 162
 163 static double get_graph_background_alpha()
 164 {
 165         double a;
 166
 167         a = gconf_client_get_float(client, KEY_GRAPH_BACKGROUND_ALPHA, NULL);
 168         if (a == 0)
 169                 gconf_client_set_float(client,
 170                                        KEY_GRAPH_BACKGROUND_ALPHA, 1.0, NULL);
 171         return a;
 172 }
 173
 174 static void set_graph_background_alpha(double alpha)
 175 {
 176         gconf_client_set_float(client, KEY_GRAPH_BACKGROUND_ALPHA, alpha, NULL);
 177 }
 178
 179 static void set_background_color(const struct color *color)
 180 {
 181         char *scolor;
 182
 183         scolor = color_to_str(color);
 184         if (!scolor)
 185                 scolor = strdup(DEFAULT_GRAPH_BACKGROUND_COLOR);
 186
 187         gconf_client_set_string(client,
 188                                 KEY_GRAPH_BACKGROUND_COLOR, scolor, NULL);
 189
 190         free(scolor);
 191 }
 192
 193 static void set_foreground_color(const struct color *color)
 194 {
 195         char *str;
 196
 197         str = color_to_str(color);
 198         if (!str)
 199                 str = strdup(DEFAULT_GRAPH_FOREGROUND_COLOR);
 200
 201         gconf_client_set_string(client, KEY_GRAPH_FOREGROUND_COLOR, str, NULL);
 202
 203         free(str);
 204 }
 205
 206 static char *get_sensor_att_key(const char *sid, const char *att)
 207 {
 208         char *esc_sid, *key;
 209
 210         esc_sid = gconf_escape_key(sid, -1);
 211         /* [KEY_SENSORS]/[esc_sid]/[att] */
 212         key = malloc(strlen(KEY_SENSORS)
 213                      + 1 + 2 * strlen(esc_sid)
 214                      + 1 + strlen(att) + 1);
 215
 216         sprintf(key, "%s/%s/%s", KEY_SENSORS, esc_sid, att);
 217
 218         free(esc_sid);
 219
 220         return key;
 221 }
 222
 223 struct color *
 224 config_get_sensor_color(const char *sid, const struct color *dft)
 225 {
 226         char *key, *scolor;
 227         struct color *color;
 228
 229         key = get_sensor_att_key(sid, ATT_SENSOR_COLOR);
 230
 231         scolor = gconf_client_get_string(client, key, NULL);
 232
 233         color = NULL;
 234
 235         if (scolor)
 236                 color = str_to_color(scolor);
 237
 238         if (!scolor || !color) {
 239                 color = color_new(dft->red, dft->green, dft->blue);
 240                 scolor = color_to_str(color);
 241                 gconf_client_set_string(client, key, scolor, NULL);
 242         }
 243
 244         free(scolor);
 245         free(key);
 246
 247         return color;
 248 }
 249
 250 void config_set_sensor_color(const char *sid, const struct color *color)
 251 {
 252         char *key, *scolor;
 253
 254         key = get_sensor_att_key(sid, ATT_SENSOR_COLOR);
 255         scolor = color_to_str(color);
 256
 257         gconf_client_set_string(client, key, scolor, NULL);
 258
 259         free(scolor);
 260         free(key);
 261 }
 262
 263 int config_get_sensor_alarm_high_threshold(const char *sid)
 264 {
 265         int res;
 266         char *key;
 267
 268         key = get_sensor_att_key(sid, ATT_SENSOR_ALARM_HIGH_THRESHOLD);
 269         res = gconf_client_get_int(client, key, NULL);
 270         free(key);
 271
 272         return res;
 273 }
 274
 275 void
 276 config_set_sensor_alarm_high_threshold(const char *sid, int threshold)
 277 {
 278         char *key;
 279
 280         key = get_sensor_att_key(sid, ATT_SENSOR_ALARM_HIGH_THRESHOLD);
 281         gconf_client_set_int(client, key, threshold, NULL);
 282         free(key);
 283 }
 284
 285 int config_get_sensor_alarm_low_threshold(const char *sid)
 286 {
 287         int res;
 288         char *key;
 289
 290         key = get_sensor_att_key(sid, ATT_SENSOR_ALARM_LOW_THRESHOLD);
 291         res = gconf_client_get_int(client, key, NULL);
 292         free(key);
 293
 294         return res;
 295 }
 296
 297 void
 298 config_set_sensor_alarm_low_threshold(const char *sid, int threshold)
 299 {
 300         char *key;
 301
 302         key = get_sensor_att_key(sid, ATT_SENSOR_ALARM_LOW_THRESHOLD);
 303         gconf_client_set_int(client, key, threshold, NULL);
 304         free(key);
 305 }
 306
 307 bool config_get_sensor_alarm_enabled(const char *sid)
 308 {
 309         gboolean b;
 310         char *key;
 311
 312         key = get_sensor_att_key(sid, ATT_SENSOR_ALARM_ENABLED);
 313         b = gconf_client_get_bool(client, key, NULL);
 314         free(key);
 315
 316         return b;
 317 }
 318
 319 void config_set_sensor_alarm_enabled(const char *sid, bool enabled)
 320 {
 321         char *key;
 322
 323         key = get_sensor_att_key(sid, ATT_SENSOR_ALARM_ENABLED);
 324         gconf_client_set_bool(client, key, enabled, NULL);
 325         free(key);
 326 }
 327
 328 bool config_is_sensor_enabled(const char *sid)
 329 {
 330         gboolean b;
 331         char *key;
 332
 333         key = get_sensor_att_key(sid, ATT_SENSOR_ENABLED);
 334         b = gconf_client_get_bool(client, key, NULL);
 335         free(key);
 336
 337         return b;
 338 }
 339
 340 void config_set_sensor_enabled(const char *sid, bool enabled)
 341 {
 342         char *key;
 343
 344         key = get_sensor_att_key(sid, ATT_SENSOR_ENABLED);
 345         gconf_client_set_bool(client, key, enabled, NULL);
 346         free(key);
 347 }
 348
 349 char *config_get_sensor_name(const char *sid)
 350 {
 351         char *name, *key;
 352
 353         key = get_sensor_att_key(sid, ATT_SENSOR_NAME);
 354         name = gconf_client_get_string(client, key, NULL);
 355         free(key);
 356
 357         return name;
 358 }
 359
 360 void config_set_sensor_name(const char *sid, const char *name)
 361 {
 362         char *key;
 363
 364         key = get_sensor_att_key(sid, ATT_SENSOR_NAME);
 365         gconf_client_set_string(client, key, name, NULL);
 366         free(key);
 367 }
 368
 369 bool config_is_appindicator_enabled(const char *sid)
 370 {
 371         char *key;
 372         gboolean b;
 373
 374         key = get_sensor_att_key(sid, ATT_SENSOR_APPINDICATOR_DISABLED);
 375         b = gconf_client_get_bool(client, key, NULL);
 376         free(key);
 377
 378         return !b;
 379 }
 380
 381 void config_set_appindicator_enabled(const char *sid, bool enabled)
 382 {
 383         char *key;
 384
 385         key = get_sensor_att_key(sid, ATT_SENSOR_APPINDICATOR_DISABLED);
 386         gconf_client_set_bool(client, key, !enabled, NULL);
 387         free(key);
 388 }
 389
 390 static bool is_slog_enabled()
 391 {
 392         return gconf_client_get_bool(client, KEY_SLOG_ENABLED, NULL);
 393 }
 394
 395 static void set_slog_enabled(bool enabled)
 396 {
 397         gconf_client_set_bool(client, KEY_SLOG_ENABLED, enabled, NULL);
 398 }
 399
 400 static bool is_window_decoration_enabled()
 401 {
 402         return !gconf_client_get_bool(client,
 403                                       KEY_INTERFACE_WINDOW_DECORATION_DISABLED,
 404                                       NULL);
 405 }
 406
 407 static bool is_window_keep_below_enabled()
 408 {
 409         return gconf_client_get_bool(client,
 410                                      KEY_INTERFACE_WINDOW_KEEP_BELOW_ENABLED,
 411                                      NULL);
 412 }
 413
 414 static void set_window_decoration_enabled(bool enabled)
 415 {
 416         gconf_client_set_bool
 417                 (client,
 418                  KEY_INTERFACE_WINDOW_DECORATION_DISABLED, !enabled, NULL);
 419 }
 420
 421 static void set_window_keep_below_enabled(bool enabled)
 422 {
 423         gconf_client_set_bool(client,
 424                               KEY_INTERFACE_WINDOW_KEEP_BELOW_ENABLED,
 425                               enabled, NULL);
 426 }
 427
 428 /*
 429  * Initializes the GConf client.
 430  */
 431 static void init()
 432 {
 433         if (!client)
 434                 client = gconf_client_get_default();
 435 }
 436
 437 void config_cleanup()
 438 {
 439         if (client) {
 440                 g_object_unref(client);
 441                 client = NULL;
 442         }
 443 }
 444
 445 struct config *config_load()
 446 {
 447         struct config *c;
 448
 449         init();
 450
 451         c = malloc(sizeof(struct config));
 452
 453         c->graph_bgcolor = get_background_color();
 454         c->graph_fgcolor = get_foreground_color();
 455         c->graph_bg_alpha = get_graph_background_alpha();
 456         c->alpha_channel_enabled = is_alpha_channel_enabled();
 457         c->sensorlist_position = get_sensorlist_position();
 458         c->window_decoration_enabled = is_window_decoration_enabled();
 459         c->window_keep_below_enabled = is_window_keep_below_enabled();
 460         c->slog_enabled = is_slog_enabled();
 461
 462         c->sensor_update_interval
 463             = gconf_client_get_int(client, KEY_SENSOR_UPDATE_INTERVAL, NULL);
 464         if (c->sensor_update_interval < 1)
 465                 c->sensor_update_interval = 1;
 466
 467         c->graph_update_interval
 468             = gconf_client_get_int(client, KEY_GRAPH_UPDATE_INTERVAL, NULL);
 469         if (c->graph_update_interval < 1)
 470                 c->graph_update_interval = 1;
 471
 472         c->graph_monitoring_duration
 473             = gconf_client_get_int(client, KEY_GRAPH_MONITORING_DURATION, NULL);
 474
 475         if (c->graph_monitoring_duration < 1)
 476                 c->graph_monitoring_duration = 10;
 477
 478         c->sensor_values_max_length
 479             =
 480             (c->graph_monitoring_duration * 60) / c->sensor_update_interval;
 481         if (c->sensor_values_max_length < 3)
 482                 c->sensor_values_max_length = 3;
 483
 484         c->menu_bar_disabled
 485                 = gconf_client_get_bool(client,
 486                                         KEY_INTERFACE_MENU_BAR_DISABLED,
 487                                         NULL);
 488
 489         c->unity_launcher_count_disabled
 490                 = gconf_client_get_bool
 491                 (client,
 492                  KEY_INTERFACE_UNITY_LAUNCHER_COUNT_DISABLED,
 493                  NULL);
 494
 495         c->hide_on_startup
 496                 = gconf_client_get_bool(client,
 497                                         KEY_INTERFACE_HIDE_ON_STARTUP,
 498                                         NULL);
 499
 500         c->window_restore_enabled
 501                 = gconf_client_get_bool(client,
 502                                         KEY_INTERFACE_WINDOW_RESTORE_ENABLED,
 503                                         NULL);
 504
 505         c->window_x = gconf_client_get_int(client,
 506                                            KEY_INTERFACE_WINDOW_X,
 507                                            NULL);
 508         c->window_y = gconf_client_get_int(client,
 509                                            KEY_INTERFACE_WINDOW_Y,
 510                                            NULL);
 511         c->window_w = gconf_client_get_int(client,
 512                                            KEY_INTERFACE_WINDOW_W,
 513                                            NULL);
 514         c->window_h = gconf_client_get_int(client,
 515                                            KEY_INTERFACE_WINDOW_H,
 516                                            NULL);
 517         c->window_divider_pos
 518                 = gconf_client_get_int(client,
 519                                        KEY_INTERFACE_WINDOW_DIVIDER_POS,
 520                                        NULL);
 521
 522         if (!c->window_restore_enabled || !c->window_w || !c->window_h) {
 523                 c->window_w = 800;
 524                 c->window_h = 200;
 525         }
 526
 527         c->temperature_unit = gconf_client_get_int
 528                 (client, KEY_INTERFACE_TEMPERATURE_UNIT, NULL);
 529
 530         return c;
 531 }
 532
 533 void config_save(const struct config *c)
 534 {
 535         set_background_color(c->graph_bgcolor);
 536         set_foreground_color(c->graph_fgcolor);
 537         set_graph_background_alpha(c->graph_bg_alpha);
 538         set_sensorlist_position(c->sensorlist_position);
 539         set_window_decoration_enabled(c->window_decoration_enabled);
 540         set_window_keep_below_enabled(c->window_keep_below_enabled);
 541         set_slog_enabled(c->slog_enabled);
 542
 543         gconf_client_set_int(client,
 544                              KEY_GRAPH_UPDATE_INTERVAL,
 545                              c->graph_update_interval, NULL);
 546
 547         gconf_client_set_int(client,
 548                              KEY_GRAPH_MONITORING_DURATION,
 549                              c->graph_monitoring_duration, NULL);
 550
 551         gconf_client_set_int(client,
 552                              KEY_SENSOR_UPDATE_INTERVAL,
 553                              c->sensor_update_interval, NULL);
 554
 555         gconf_client_set_bool(client,
 556                               KEY_INTERFACE_MENU_BAR_DISABLED,
 557                               c->menu_bar_disabled, NULL);
 558
 559         gconf_client_set_bool(client,
 560                               KEY_INTERFACE_UNITY_LAUNCHER_COUNT_DISABLED,
 561                               c->unity_launcher_count_disabled, NULL);
 562
 563         gconf_client_set_bool(client,
 564                               KEY_INTERFACE_HIDE_ON_STARTUP,
 565                               c->hide_on_startup, NULL);
 566
 567         gconf_client_set_bool(client,
 568                               KEY_INTERFACE_WINDOW_RESTORE_ENABLED,
 569                               c->window_restore_enabled,
 570                               NULL);
 571
 572         gconf_client_set_int(client, KEY_INTERFACE_WINDOW_X, c->window_x, NULL);
 573         gconf_client_set_int(client, KEY_INTERFACE_WINDOW_Y, c->window_y, NULL);
 574         gconf_client_set_int(client, KEY_INTERFACE_WINDOW_W, c->window_w, NULL);
 575         gconf_client_set_int(client, KEY_INTERFACE_WINDOW_H, c->window_h, NULL);
 576
 577         gconf_client_set_int(client,
 578                              KEY_INTERFACE_WINDOW_DIVIDER_POS,
 579                              c->window_divider_pos,
 580                              NULL);
 581
 582         gconf_client_set_int(client,
 583                              KEY_INTERFACE_TEMPERATURE_UNIT,
 584                              c->temperature_unit,
 585                              NULL);
 586 }