src/mobile/home_mgr.c

   1 /*
   2  * Copyright (c) 2000 - 2015 Samsung Electronics Co., Ltd. All rights reserved.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <aul.h>
  18 #include <app.h>
  19 #include <db-util.h>
  20 #include <Elementary.h>
  21 #include <errno.h>
  22 #include <fcntl.h>
  23 #include <pkgmgr-info.h>
  24 #include <stdio.h>
  25 #include <dd-deviced.h>
  26 #include <sys/types.h>
  27 #include <sys/wait.h>
  28 #include <unistd.h>
  29 #include <vconf.h>
  30
  31 #include "util.h"
  32 #include "dbus_util.h"
  33 #include "status.h"
  34 #include "process_mgr.h"
  35 #include "popup.h"
  36
  37 #define HOME_TERMINATED "home_terminated"
  38 #define ISTRUE "TRUE"
  39 #define SYSPOPUPID_VOLUME "volume"
  40
  41 #define DEAD_TIMER_SEC 10.0
  42 #define DEAD_TIMER_COUNT_MAX 2
  43
  44
  45
  46 int errno;
  47 static struct {
  48         pid_t home_pid;
  49         pid_t volume_pid;
  50         int power_off;
  51
  52         Ecore_Timer *dead_timer;
  53         int dead_count;
  54
  55         Evas_Object *popup;
  56 } s_home_mgr = {
  57         .home_pid = (pid_t)-1,
  58         .volume_pid = (pid_t)-1,
  59         .power_off = 0,
  60
  61         .dead_timer = NULL,
  62         .dead_count = 0,
  63
  64         .popup = NULL,
  65 };
  66
  67
  68 int home_mgr_get_home_pid(void)
  69 {
  70         return s_home_mgr.home_pid;
  71 }
  72
  73
  74
  75 int home_mgr_get_volume_pid(void)
  76 {
  77         return s_home_mgr.volume_pid;
  78 }
  79
  80
  81
  82 static void _after_launch_home(int pid)
  83 {
  84         if (dbus_util_send_oomadj(pid, OOM_ADJ_VALUE_HOMESCREEN) < 0){
  85                 _E("failed to send oom dbus signal");
  86         }
  87         s_home_mgr.home_pid = pid;
  88 }
  89
  90
  91
  92 static int _change_home_cb(const char *appid, const char *key, const char *value, void *cfn, void *afn)
  93 {
  94         if (!strcmp(appid, MENU_SCREEN_PKG_NAME)) {
  95                 _E("We cannot do anything anymore.");
  96         } else if (!strcmp(appid, status_active_get()->setappl_selected_package_name)) {
  97                 if (vconf_set_str(VCONFKEY_SETAPPL_SELECTED_PACKAGE_NAME, MENU_SCREEN_PKG_NAME) != 0) {
  98                         _E("cannot set the vconf key as %s", MENU_SCREEN_PKG_NAME);
  99                 }
 100                 /* change_home func will be called by changing the home */
 101                 return 0;
 102         }
 103         _E("cannot change home");
 104         return -1;
 105 }
 106
 107
 108
 109 #define SERVICE_OPERATION_MAIN_KEY "__APP_SVC_OP_TYPE__"
 110 #define SERVICE_OPERATION_MAIN_VALUE "http://tizen.org/appcontrol/operation/main"
 111 void home_mgr_open_home(const char *appid)
 112 {
 113         char *home_appid = NULL;
 114
 115         if (status_passive_get()->idle_screen_safemode) {
 116                 _D("SAFE MODE is enabled");
 117                 home_appid = MENU_SCREEN_PKG_NAME;
 118         } else if (!appid) {
 119                 home_appid = status_active_get()->setappl_selected_package_name;
 120         } else {
 121                 home_appid = (char *) appid;
 122         }
 123         ret_if(!home_appid);
 124
 125         process_mgr_must_launch(home_appid, SERVICE_OPERATION_MAIN_KEY, SERVICE_OPERATION_MAIN_VALUE, _change_home_cb, _after_launch_home);
 126 }
 127
 128
 129
 130 static int _show_home_cb(status_active_key_e key, void *data)
 131 {
 132         int seq = status_active_get()->starter_sequence;
 133         int is_fallback = 0;
 134
 135         _D("[MENU_DAEMON] _show_home_cb is invoked(%d)", seq);
 136
 137         switch (seq) {
 138         case 0:
 139                 if (s_home_mgr.home_pid > 0) {
 140                         _D("Home[%d] has to be terminated.", s_home_mgr.home_pid);
 141                         if (aul_terminate_pid(s_home_mgr.home_pid) != AUL_R_OK) {
 142                                 _E("Failed to terminate %d", s_home_mgr.home_pid);
 143                         }
 144                         s_home_mgr.home_pid = -1; /* to freeze the dead_cb */
 145                 }
 146                 break;
 147         case 1:
 148                 if (vconf_get_int(VCONFKEY_STARTER_IS_FALLBACK, &is_fallback) < 0) {
 149                         _E("Failed to get vconfkey : %s", VCONFKEY_STARTER_IS_FALLBACK);
 150                 }
 151
 152                 if (is_fallback) {
 153                         if (vconf_set_int(VCONFKEY_STARTER_IS_FALLBACK, 0)) {
 154                                 _E("Failed to set vconfkey : %s", VCONFKEY_STARTER_IS_FALLBACK);
 155                         }
 156
 157                         if (!strcmp(status_active_get()->setappl_selected_package_name, MENU_SCREEN_PKG_NAME)) {
 158                                 char *fallback_pkg;
 159
 160                                 fallback_pkg = vconf_get_str(VCONFKEY_STARTER_FALLBACK_PKG);
 161                                 _D("fallback pkg : %s", fallback_pkg);
 162                                 if (fallback_pkg) {
 163                                         int status;
 164
 165                                         status = vconf_set_str(VCONFKEY_SETAPPL_SELECTED_PACKAGE_NAME, fallback_pkg);
 166                                         free(fallback_pkg);
 167                                         if (status == 0) {
 168                                                 break;
 169                                         }
 170                                         _E("Failed to set vconfkey : %s (%d)", VCONFKEY_SETAPPL_SELECTED_PACKAGE_NAME, status);
 171                                 } else {
 172                                         _E("Failed to get vconfkey : %s", VCONFKEY_STARTER_FALLBACK_PKG);
 173                                 }
 174                         }
 175                 }
 176
 177                 home_mgr_open_home(NULL);
 178                 break;
 179         default:
 180                 _E("False sequence [%d]", seq);
 181                 break;
 182         }
 183
 184         return 1;
 185 }
 186
 187
 188
 189 static int _change_selected_package_name(status_active_key_e key, void *data)
 190 {
 191         char *appid = NULL;
 192         int seq = status_active_get()->starter_sequence;
 193
 194         if (seq < 1) {
 195                 _E("Sequence is not ready yet, do nothing");
 196                 return 1;
 197         }
 198
 199         _D("_change_selected_package_name is invoked");
 200
 201         appid = status_active_get()->setappl_selected_package_name;
 202         if (!appid) {
 203                 return 1;
 204         }
 205         _SECURE_D("pkg_name : %s", appid);
 206
 207         if (s_home_mgr.home_pid > 0) {
 208                 char old_appid[BUF_SIZE_512] = { 0 , };
 209
 210                 if (aul_app_get_pkgname_bypid(s_home_mgr.home_pid, old_appid, sizeof(old_appid)) == AUL_R_OK) {
 211                         if (!strcmp(appid, old_appid)) {
 212                                 _D("Package is changed but same package is selected");
 213                                 return 1;
 214                         }
 215                 }
 216
 217                 if (AUL_R_OK != aul_terminate_pid(s_home_mgr.home_pid)) {
 218                         _D("Failed to terminate pid %d", s_home_mgr.home_pid);
 219                 }
 220                 s_home_mgr.home_pid = -1;
 221                 s_home_mgr.dead_count = 0;
 222                 if (s_home_mgr.dead_timer) {
 223                         ecore_timer_del(s_home_mgr.dead_timer);
 224                         s_home_mgr.dead_timer = NULL;
 225                 }
 226         }
 227
 228         home_mgr_open_home(appid);
 229
 230         return 1;
 231 }
 232
 233
 234
 235 static void _after_launch_volume(int pid)
 236 {
 237         if (dbus_util_send_oomadj(pid, OOM_ADJ_VALUE_DEFAULT) < 0){
 238                 _E("failed to send oom dbus signal");
 239         }
 240         s_home_mgr.volume_pid = pid;
 241 }
 242
 243
 244
 245 static void _launch_after_home(int pid)
 246 {
 247         if (pid > 0) {
 248                 if(dbus_util_send_oomadj(pid, OOM_ADJ_VALUE_HOMESCREEN) < 0){
 249                         _E("failed to send oom dbus signal");
 250                 }
 251         }
 252         s_home_mgr.home_pid = pid;
 253 }
 254
 255
 256
 257 static void _launch_home(const char *appid)
 258 {
 259         const char *home_appid = NULL;
 260
 261         if (status_passive_get()->idle_screen_safemode) {
 262                 home_appid = MENU_SCREEN_PKG_NAME;
 263         } else if (!appid) {
 264                 home_appid = status_active_get()->setappl_selected_package_name;
 265         } else {
 266                 home_appid = (char *) appid;
 267         }
 268         ret_if(!home_appid);
 269
 270         process_mgr_must_launch(home_appid, HOME_TERMINATED, ISTRUE, _change_home_cb, _launch_after_home);
 271 }
 272
 273
 274
 275 static void _popup_del_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
 276 {
 277         _D("popup is deleted");
 278
 279         s_home_mgr.popup = NULL;
 280 }
 281
 282
 283
 284 static Eina_Bool _dead_timer_cb(void *data)
 285 {
 286         Evas_Object *popup = NULL;
 287         char title[BUF_SIZE_128] = { 0, };
 288         char text[BUF_SIZE_1024] = { 0, };
 289         char *appid = NULL;
 290
 291         appid = status_active_get()->setappl_selected_package_name;
 292         if (!appid) {
 293                 _E("appid is NULL");
 294                 return ECORE_CALLBACK_CANCEL;
 295         }
 296
 297         _D("dead count : %s(%d)", appid, s_home_mgr.dead_count);
 298
 299         if (s_home_mgr.dead_count >= DEAD_TIMER_COUNT_MAX) {
 300                 _D("Change homescreen package to default");
 301
 302                 /* set fallback status */
 303                 if (vconf_set_int(VCONFKEY_STARTER_IS_FALLBACK, 1) < 0) {
 304                         _E("Failed to set vconfkey : %s", VCONFKEY_STARTER_IS_FALLBACK);
 305                 }
 306
 307                 if (vconf_set_str(VCONFKEY_STARTER_FALLBACK_PKG, appid) < 0) {
 308                         _E("Failed to set vconfkey : %s", VCONFKEY_STARTER_FALLBACK_PKG);
 309                 }
 310
 311                 strncpy(title, _("IDS_COM_POP_WARNING"), sizeof(title));
 312                 title[sizeof(title) - 1] = '\0';
 313
 314                 snprintf(text, sizeof(text), _("IDS_IDLE_POP_UNABLE_TO_LAUNCH_PS"), appid);
 315                 _D("title : %s / text : %s", title, text);
 316
 317                 if (!s_home_mgr.popup) {
 318                         popup = popup_create(title, text);
 319                         if (!popup) {
 320                                 _E("Failed to create popup");
 321                         } else {
 322                                 s_home_mgr.popup = popup;
 323                                 evas_object_event_callback_add(popup, EVAS_CALLBACK_DEL, _popup_del_cb, NULL);
 324                         }
 325                 }
 326
 327                 if (vconf_set_str(VCONFKEY_SETAPPL_SELECTED_PACKAGE_NAME, MENU_SCREEN_PKG_NAME) != 0) {
 328                         _E("cannot set the vconf key as %s", MENU_SCREEN_PKG_NAME);
 329                         return ECORE_CALLBACK_RENEW;
 330                 }
 331         }
 332
 333         s_home_mgr.dead_timer = NULL;
 334         s_home_mgr.dead_count = 0;
 335
 336         return ECORE_CALLBACK_CANCEL;
 337 }
 338
 339
 340
 341 void home_mgr_relaunch_homescreen(void)
 342 {
 343         char *appid = NULL;
 344
 345         if (s_home_mgr.power_off) {
 346                 _E("power off");
 347                 return;
 348         }
 349
 350         appid = status_active_get()->setappl_selected_package_name;
 351         if (!appid) {
 352                 _E("appid is NULL");
 353                 return;
 354         }
 355
 356         s_home_mgr.dead_count++;
 357         _D("home dead count : %d", s_home_mgr.dead_count);
 358
 359         if (!s_home_mgr.dead_timer) {
 360                 _D("Add dead timer");
 361                 s_home_mgr.dead_timer = ecore_timer_add(DEAD_TIMER_SEC, _dead_timer_cb, NULL);
 362                 if (!s_home_mgr.dead_timer) {
 363                         _E("Failed to add a dead timer");
 364                 }
 365         }
 366
 367         _launch_home(appid);
 368 }
 369
 370
 371
 372 void home_mgr_relaunch_volume(void)
 373 {
 374         process_mgr_must_syspopup_launch(SYSPOPUPID_VOLUME, NULL, NULL, NULL, _after_launch_volume);
 375 }
 376
 377
 378
 379 static int _power_off_cb(status_active_key_e key, void *data)
 380 {
 381         int val = status_active_get()->sysman_power_off_status;
 382
 383         if (val == VCONFKEY_SYSMAN_POWER_OFF_DIRECT || val == VCONFKEY_SYSMAN_POWER_OFF_RESTART) {
 384                 s_home_mgr.power_off = 1;
 385         } else {
 386                 s_home_mgr.power_off = 0;
 387         }
 388
 389         _D("power off status : %d", s_home_mgr.power_off);
 390
 391         return 1;
 392 }
 393
 394
 395
 396 static Eina_Bool _launch_volume_idler_cb(void *data)
 397 {
 398         process_mgr_must_syspopup_launch(SYSPOPUPID_VOLUME, NULL, NULL, NULL, _after_launch_volume);
 399         return ECORE_CALLBACK_CANCEL;
 400 }
 401
 402
 403
 404 void home_mgr_init(void *data)
 405 {
 406         _D( "[MENU_DAEMON]home_mgr_init is invoked");
 407
 408         status_active_register_cb(STATUS_ACTIVE_KEY_STARTER_SEQUENCE, _show_home_cb, NULL);
 409         status_active_register_cb(STATUS_ACTIVE_KEY_SYSMAN_POWER_OFF_STATUS, _power_off_cb, NULL);
 410         status_active_register_cb(STATUS_ACTIVE_KEY_SETAPPL_SELECTED_PACKAGE_NAME, _change_selected_package_name, NULL);
 411         _change_selected_package_name(STATUS_ACTIVE_KEY_SETAPPL_SELECTED_PACKAGE_NAME, NULL);
 412
 413         ecore_idler_add(_launch_volume_idler_cb, NULL);
 414 }
 415
 416
 417
 418 void home_mgr_fini(void)
 419 {
 420         if (s_home_mgr.volume_pid > 0) {
 421                 process_mgr_terminate_app(s_home_mgr.volume_pid, 1);
 422                 s_home_mgr.volume_pid = -1;
 423         }
 424
 425         status_active_unregister_cb(STATUS_ACTIVE_KEY_STARTER_SEQUENCE, _show_home_cb);
 426         status_active_unregister_cb(STATUS_ACTIVE_KEY_SYSMAN_POWER_OFF_STATUS, _power_off_cb);
 427         status_active_unregister_cb(STATUS_ACTIVE_KEY_SETAPPL_SELECTED_PACKAGE_NAME, _change_selected_package_name);
 428 }
 429
 430
 431
 432 // End of a file