Default to default theme

This fixes T2627

data/entrance.conf.in

@@ -69,4 +69,7 @@ group "Entrance_Config" struct {
 
     /* Use a virtual keyboard */
     value "virtual_keyboard" uchar: 0;
+
+    /* the user to log in with */
+    value "start_user" string: "nobody";
 }

src/bin/entrance_client.c

@@ -52,6 +52,8 @@ main(int argc, char **argv)
         eina_shutdown();
         return EXIT_FAILURE;
      }
+   if (!theme)
+     theme = "default";
    ecore_init();
    ecore_x_init(display);
    elm_init(argc, argv);

src/daemon/entrance.c

@@ -5,9 +5,11 @@
 #include <Eina.h>
 #include "Ecore_Getopt.h"
 #include <xcb/xcb.h>
+#include <assert.h>
 
 #define ENTRANCE_DISPLAY ":0.0"
 #define ENTRANCE_XEPHYR ":1.0"
+#define ENTRANCE_CONFIG_HOME_PATH "/var/cache/entrance/client"
 
 static Eina_Bool _open_log();
 static Eina_Bool _entrance_main(const char *dname);
@@ -147,7 +149,7 @@ _entrance_wait(void)
 }
 
 static Eina_Bool
-_entrance_client_error(void *data EINA_UNUSED, int type, void *event)
+_entrance_client_error(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
 {
    char buf[4096];
    Ecore_Exe_Event_Data *ev;
@@ -186,26 +188,88 @@ _entrance_client_data(void *d EINA_UNUSED, int t EINA_UNUSED, void *event)
 static Eina_Bool
 _entrance_main(const char *dname)
 {
+   struct passwd *pwd = NULL;
+   const char *user;
+   char buf[PATH_MAX];
+   const char *home_path;
+   struct stat st;
+
    PT("starting...");
    if (!entrance_config->autologin)
      {
         if (!_entrance_client)
           {
-             char buf[PATH_MAX];
              ecore_event_handler_add(ECORE_EXE_EVENT_DEL,
                                      _entrance_client_del, NULL);
              ecore_event_handler_add(ECORE_EXE_EVENT_ERROR,
                                      _entrance_client_error, NULL);
              ecore_event_handler_add(ECORE_EXE_EVENT_DATA,
-                                     (Ecore_Event_Handler_Cb)_entrance_client_data, NULL);
+                                     _entrance_client_data, NULL);
+             if (entrance_config->start_user
+                 && entrance_config->start_user[0]) {
+                  pwd = getpwnam(entrance_config->start_user);
+             }
+             if (!pwd)
+               {
+                 PT("The given user %s, is not valid."
+                    "Falling back to nobody", entrance_config->start_user);
+                  pwd = getpwnam("nobody");
+                  user = "nobody";
+                  assert(pwd);
+               }
+             else
+               {
+                  user = entrance_config->start_user;
+               }
+             if (!pwd->pw_dir || !strcmp(pwd->pw_dir, "/"))
+               {
+                  PT("No home directory for client");
+                  home_path = ENTRANCE_CONFIG_HOME_PATH;
+                  if (!ecore_file_exists(ENTRANCE_CONFIG_HOME_PATH))
+                    {
+                       PT("Creating new home directory for client");
+                       ecore_file_mkdir(ENTRANCE_CONFIG_HOME_PATH);
+                       chown(ENTRANCE_CONFIG_HOME_PATH,
+                             pwd->pw_uid, pwd->pw_gid);
+                    }
+                  else
+                    {
+                       if (!ecore_file_is_dir(ENTRANCE_CONFIG_HOME_PATH))
+                         {
+                            PT("Hum a file already exists here "
+                               ENTRANCE_CONFIG_HOME_PATH" sorry but"
+                               "I remove it, I need it ^^");
+                            ecore_file_remove(ENTRANCE_CONFIG_HOME_PATH);
+                            ecore_file_mkdir(ENTRANCE_CONFIG_HOME_PATH);
+                            chown(ENTRANCE_CONFIG_HOME_PATH,
+                                  pwd->pw_uid, pwd->pw_gid);
+                         }
+                    }
+               }
+             else
+               {
+                  home_path = pwd->pw_dir;
+               }
+             PT("Home directory %s", home_path);
+             stat(home_path, &st);
+             if ((st.st_uid != pwd->pw_uid)
+                 || (st.st_gid != pwd->pw_gid))
+               {
+                  PT("The permission about %s is wrong, I fix it", home_path);
+                  chown(home_path, pwd->pw_uid, pwd->pw_gid);
+               }
+
              snprintf(buf, sizeof(buf),
-                      SUDO" -u nobody "
+                      SUDO" --user %s HOME=%s "
                       "LD_LIBRARY_PATH="PACKAGE_LIB_DIR" "
                       PACKAGE_BIN_DIR"/entrance_client -d %s -t %s",
-                      dname, entrance_config->theme);
+                      user, home_path, dname, entrance_config->theme);
              PT("Exec entrance_client: %s", buf);
 
-             _entrance_client = ecore_exe_pipe_run(buf, ECORE_EXE_PIPE_READ | ECORE_EXE_PIPE_ERROR, NULL);
+             _entrance_client =
+                ecore_exe_pipe_run(buf,
+                                   ECORE_EXE_PIPE_READ | ECORE_EXE_PIPE_ERROR,
+                                   NULL);
           }
      }
    else
@@ -271,11 +335,14 @@ static const Ecore_Getopt options =
    {
       ECORE_GETOPT_STORE_TRUE('n', "nodaemon", "Don't daemonize."),
       ECORE_GETOPT_STORE_TRUE('t', "test", "run in test mode."),
-      ECORE_GETOPT_STORE_TRUE('e', "fastexit", "Will change the way entrance \
-handles the exit of the created session. If set, entrance will exit if the session \
-quits. If not, entrance will restart if the session is quit because of an error, \
-or if the environment variable ENTRANCE_RESTART is set."),
-      ECORE_GETOPT_STORE_TRUE('x', "xephyr", "run in test mode and use Xephyr."),
+      ECORE_GETOPT_STORE_TRUE('e', "fastexit", "Will change the way entrance"
+                              "handles the exit of the created session. If "
+                              "set, entrance will exit if the session quits. "
+                              "If not, entrance will restart if the session is "
+                              "quit because of an error, or if the environment "
+                              "variable ENTRANCE_RESTART is set."),
+      ECORE_GETOPT_STORE_TRUE('x', "xephyr", "run in test mode and use "
+                              "Xephyr."),
       ECORE_GETOPT_HELP ('h', "help"),
       ECORE_GETOPT_VERSION('V', "version"),
       ECORE_GETOPT_COPYRIGHT('R', "copyright"),
@@ -312,7 +379,8 @@ main (int argc, char ** argv)
    eina_log_threads_enable();
    ecore_init();
    _entrance_log = eina_log_domain_register("entrance", EINA_COLOR_CYAN);
-   _entrance_client_log = eina_log_domain_register("entrance_client", EINA_COLOR_CYAN);
+   _entrance_client_log = eina_log_domain_register("entrance_client",
+                                                   EINA_COLOR_CYAN);
    eina_log_domain_level_set("entrance", 5);
    eina_log_domain_level_set("entrance_client", 5);
 

src/daemon/entrance_config.c

@@ -170,6 +170,7 @@ entrance_config_init()
    EET_DATA_DESCRIPTOR_ADD_BASIC(edd, Entrance_Config, "elementary_profile", elm_profile, EET_T_STRING);
    EET_DATA_DESCRIPTOR_ADD_BASIC(edd, Entrance_Config, "virtual_keyboard", vkbd_enabled, EET_T_UCHAR);
    EET_DATA_DESCRIPTOR_ADD_BASIC(edd, Entrance_Config, "custom_conf", custom_conf, EET_T_UCHAR);
+   EET_DATA_DESCRIPTOR_ADD_BASIC(edd, Entrance_Config, "start_user", start_user, EET_T_STRING);
    _entrance_config_descriptor = edd;
 
    if (stat( "/var/cache/"PACKAGE"/"ENTRANCE_CONFIG_FILE, &cache) == -1)

src/daemon/entrance_config.h

@@ -37,6 +37,7 @@ struct _Entrance_Config
    Eina_Bool autologin;
    Eina_Bool custom_conf;
    Eina_Bool vkbd_enabled;
+   const char *start_user;
 };
 
 void entrance_config_init(void);

src/daemon/entrance_server.c

@@ -39,6 +39,7 @@ _entrance_server_add(void *data EINA_UNUSED, int type EINA_UNUSED, void *event E
         eev.event.conf_gui.enabled = EINA_TRUE;
         eev.event.conf_gui.bg.path = entrance_config->bg.path;
         eev.event.conf_gui.bg.group = entrance_config->bg.group;
+        eev.event.conf_gui.theme = NULL;
         entrance_event_send(&eev);
      }
    PT("Sending pools");

src/daemon/entrance_wait.c

@@ -15,7 +15,7 @@ static void kill_wait();
 static pid_t _x_pid = 0;
 
 static void
-_entrance_wait_action(int sig, siginfo_t * si __UNUSED__, void *data __UNUSED__)
+_entrance_wait_action(int sig __UNUSED__, siginfo_t * si __UNUSED__, void *data __UNUSED__)
 {
     kill_wait();
     setenv("ENTRANCE_QUIT", "1", 1);