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rc_gui.c
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/*
Copyright (c) 2018 Raspberry Pi (Trading) Ltd.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name of the copyright holder nor the
names of its contributors may be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/* NOTE raspi-config nonint functions obey sh return codes - 0 is in general success / yes / selected, 1 is failed / no / not selected */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <math.h>
#include <ctype.h>
#include <stdlib.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include <X11/Xlib.h>
#include <X11/XKBlib.h>
#include <libintl.h>
#include <crypt.h>
/* Command strings */
#define GET_PREFIX "raspi-config nonint "
#define SET_PREFIX "SUDO_ASKPASS=/usr/lib/rc-gui/pwdrcg.sh sudo -A " GET_PREFIX
#define GET_HOSTNAME GET_PREFIX "get_hostname"
#define SET_HOSTNAME SET_PREFIX "do_hostname %s"
#define GET_BOOT_CLI GET_PREFIX "get_boot_cli"
#define GET_AUTOLOGIN GET_PREFIX "get_autologin"
#define SET_BOOT_CLI SET_PREFIX "do_boot_behaviour B1"
#define SET_BOOT_CLIA SET_PREFIX "do_boot_behaviour B2"
#define SET_BOOT_GUI SET_PREFIX "do_boot_behaviour B3"
#define SET_BOOT_GUIA SET_PREFIX "do_boot_behaviour B4"
#define GET_SPLASH GET_PREFIX "get_boot_splash"
#define SET_SPLASH SET_PREFIX "do_boot_splash %d"
#define GET_OVERSCAN GET_PREFIX "get_overscan_kms 1"
#define GET_OVERSCAN2 GET_PREFIX "get_overscan_kms 2"
#define SET_OVERSCAN SET_PREFIX "do_overscan_kms 1 %d"
#define SET_OVERSCAN2 SET_PREFIX "do_overscan_kms 2 %d"
#define GET_CAMERA GET_PREFIX "get_camera"
#define SET_CAMERA SET_PREFIX "do_camera %d"
#define GET_SSH GET_PREFIX "get_ssh"
#define SET_SSH SET_PREFIX "do_ssh %d"
#define GET_RPC GET_PREFIX "get_rpi_connect"
#define SET_RPC SET_PREFIX "do_rpi_connect %d"
#define GET_VNC GET_PREFIX "get_vnc"
#define SET_VNC SET_PREFIX "do_vnc %d"
#define GET_SPI GET_PREFIX "get_spi"
#define SET_SPI SET_PREFIX "do_spi %d"
#define GET_I2C GET_PREFIX "get_i2c"
#define SET_I2C SET_PREFIX "do_i2c %d"
#define GET_SERIALCON GET_PREFIX "get_serial_cons"
#define GET_SERIALHW GET_PREFIX "get_serial_hw"
#define SET_SERIALCON SET_PREFIX "do_serial_cons %d"
#define SET_SERIALHW SET_PREFIX "do_serial_hw %d"
#define GET_1WIRE GET_PREFIX "get_onewire"
#define SET_1WIRE SET_PREFIX "do_onewire %d"
#define GET_RGPIO GET_PREFIX "get_rgpio"
#define SET_RGPIO SET_PREFIX "do_rgpio %d"
#define GET_BLANK GET_PREFIX "get_blanking"
#define SET_BLANK SET_PREFIX "do_blanking %d"
#define GET_LEDS GET_PREFIX "get_leds"
#define SET_LEDS SET_PREFIX "do_leds %d"
#define GET_USBI GET_PREFIX "get_usb_current"
#define SET_USBI SET_PREFIX "do_usb_current %d"
#define GET_PI_TYPE GET_PREFIX "get_pi_type"
#define IS_PI GET_PREFIX "is_pi"
#define IS_PI4 GET_PREFIX "is_pifour"
#define IS_PI5 GET_PREFIX "is_pifive"
#define IS_64BIT GET_PREFIX "is_64bit"
#define HAS_ANALOG GET_PREFIX "has_analog"
#define GET_OVERCLOCK GET_PREFIX "get_config_var arm_freq /boot/config.txt"
#define SET_OVERCLOCK SET_PREFIX "do_overclock %s"
#define GET_FAN GET_PREFIX "get_fan"
#define GET_FAN_GPIO GET_PREFIX "get_fan_gpio"
#define GET_FAN_TEMP GET_PREFIX "get_fan_temp"
#define SET_FAN SET_PREFIX "do_fan %d %d %d"
#define GET_HDMI_GROUP GET_PREFIX "get_config_var hdmi_group /boot/config.txt"
#define GET_HDMI_MODE GET_PREFIX "get_config_var hdmi_mode /boot/config.txt"
#define SET_HDMI_GP_MOD SET_PREFIX "do_resolution %d %d"
#define GET_WIFI_CTRY GET_PREFIX "get_wifi_country"
#define SET_WIFI_CTRY SET_PREFIX "do_wifi_country %s"
#define SET_PI4_4KH SET_PREFIX "do_pi4video V1"
#define SET_PI4_ATV SET_PREFIX "do_pi4video V2"
#define SET_PI4_NONE SET_PREFIX "do_pi4video V3"
#define GET_PI4_VID GET_PREFIX "get_pi4video"
#define GET_OVERLAYNOW GET_PREFIX "get_overlay_now"
#define GET_OVERLAY GET_PREFIX "get_overlay_conf"
#define GET_BOOTRO GET_PREFIX "get_bootro_conf"
#define SET_OFS_ON SET_PREFIX "enable_overlayfs"
#define SET_OFS_OFF SET_PREFIX "disable_overlayfs"
#define SET_BOOTP_RO SET_PREFIX "enable_bootro"
#define SET_BOOTP_RW SET_PREFIX "disable_bootro"
#define CHECK_UNAME GET_PREFIX "is_uname_current"
#define WLAN_INTERFACES GET_PREFIX "list_wlan_interfaces"
#define RVNC_INSTALLED GET_PREFIX "is_installed realvnc-vnc-server"
#define WVNC_INSTALLED GET_PREFIX "is_installed wayvnc"
#define XSCR_INSTALLED GET_PREFIX "is_installed xscreensaver"
#define GET_VNC_RES GET_PREFIX "get_vnc_resolution"
#define SET_VNC_RES SET_PREFIX "do_vnc_resolution %s"
#define CAN_CONFIGURE GET_PREFIX "can_configure"
#define SET_LOCALE SET_PREFIX "do_change_locale_rc_gui %s"
#define SET_TIMEZONE SET_PREFIX "do_change_timezone_rc_gui %s"
#define SET_KEYBOARD SET_PREFIX "do_change_keyboard_rc_gui %s"
#define GET_BROWSER GET_PREFIX "get_browser"
#define SET_BROWSER SET_PREFIX "do_browser %s"
#define FF_INSTALLED GET_PREFIX "is_installed firefox"
#define CR_INSTALLED GET_PREFIX "is_installed chromium"
#define RPC_INSTALLED GET_PREFIX "is_installed rpi-connect"
#define VKBD_INSTALLED GET_PREFIX "is_installed squeekboard"
#define GET_SQUEEK GET_PREFIX "get_squeekboard"
#define SET_SQUEEK SET_PREFIX "do_squeekboard S%d"
#define GET_SQUEEKOUT GET_PREFIX "get_squeek_output"
#define SET_SQUEEKOUT SET_PREFIX "do_squeek_output %s"
#define DEFAULT_GPU_MEM "vcgencmd get_mem gpu | cut -d = -f 2 | cut -d M -f 1"
#define CHANGE_PASSWD "echo $USER:'%s' | SUDO_ASKPASS=/usr/lib/rc-gui/pwdrcg.sh sudo -A chpasswd -e"
#define CONFIG_SWITCH(wid,name,var,cmd) wid = gtk_builder_get_object (builder, name); \
gtk_switch_set_active (GTK_SWITCH (wid), !(var = get_status (cmd)));
#define READ_SWITCH(wid,var,cmd,reb) if (var == gtk_switch_get_active (GTK_SWITCH (wid))) \
{ \
vsystem (cmd, (1 - var)); \
if (reb) reboot = 1; \
}
/* Controls */
static GObject *passwd_btn, *hostname_btn, *locale_btn, *timezone_btn, *keyboard_btn, *wifi_btn, *ofs_btn;
static GObject *boot_desktop_rb, *boot_cli_rb, *chromium_rb, *firefox_rb;
static GObject *overscan_sw, *overscan2_sw, *ssh_sw, *rgpio_sw, *vnc_sw;
static GObject *spi_sw, *i2c_sw, *serial_sw, *onewire_sw, *usb_sw, *squeek_cb, *squeekop_cb;
static GObject *alogin_sw, *splash_sw, *scons_sw;
static GObject *blank_sw, *led_actpwr_sw, *fan_sw;
static GObject *overclock_cb, *hostname_tb, *ofs_en_sw, *bp_ro_sw, *ofs_lbl;
static GObject *fan_gpio_sb, *fan_temp_sb, *vnc_res_cb;
static GObject *pwentry1_tb, *pwentry2_tb, *pwok_btn;
static GObject *hostname_tb;
static GObject *tzarea_cb, *tzloc_cb, *wccountry_cb;
static GObject *loclang_cb, *loccount_cb, *locchar_cb;
static GObject *keymodel_cb, *keylayout_cb, *keyvar_cb, *keyalayout_cb, *keyavar_cb, *keyshort_cb, *keyled_cb, *keyalt_btn;
static GObject *keybox5, *keybox6, *keybox7, *keybox8;
static GtkWidget *main_dlg, *msg_dlg;
/* Initial values */
static int orig_boot, orig_overscan, orig_overscan2, orig_ssh, orig_spi, orig_i2c, orig_serial, orig_scons, orig_splash;
static int orig_clock, orig_autolog, orig_onewire, orig_rgpio, orig_vnc, orig_usbi, orig_squeek;
static int orig_ofs, orig_bpro, orig_blank, orig_leds, orig_fan, orig_fan_gpio, orig_fan_temp, orig_vnc_res;
static char *vres, *orig_browser, *orig_sop;
/* Reboot flag set after locale change */
static int needs_reboot, ovfs_rb;
static int alt_keys;
/* Window manager in use */
typedef enum {
WM_OPENBOX,
WM_WAYFIRE,
WM_LABWC } wm_type;
static wm_type wm;
/* Globals accessed from multiple threads */
static char gbuffer[512];
GThread *pthread;
gulong draw_id;
/* Lists for keyboard setting */
GtkListStore *model_list, *layout_list, *variant_list, *avariant_list, *toggle_list, *led_list;
/* List for locale setting */
GtkListStore *locale_list, *country_list, *charset_list;
#define LOC_NAME 0
#define LOC_LCODE 1
#define LOC_CCODE 2
#define LOC_LCCODE 3
GtkListStore *timezone_list, *tzcity_list;
#define TZ_NAME 0
#define TZ_PATH 1
#define TZ_AREA 2
/* Helpers */
static int vsystem (const char *fmt, ...)
{
char *cmdline;
int res;
va_list arg;
va_start (arg, fmt);
g_vasprintf (&cmdline, fmt, arg);
va_end (arg);
res = system (cmdline);
g_free (cmdline);
return res;
}
static int get_status (char *cmd)
{
FILE *fp = popen (cmd, "r");
char *buf = NULL;
size_t res = 0;
int val = 0;
if (fp == NULL) return 0;
if (getline (&buf, &res, fp) > 0)
{
if (sscanf (buf, "%zu", &res) == 1)
{
val = res;
}
}
pclose (fp);
g_free (buf);
return val;
}
static char *get_string (char *cmd)
{
char *line = NULL, *res = NULL;
size_t len = 0;
FILE *fp = popen (cmd, "r");
if (fp == NULL) return NULL;
if (getline (&line, &len, fp) > 0)
{
res = line;
while (*res)
{
if (g_ascii_isspace (*res)) *res = 0;
res++;
}
res = g_strdup (line);
}
pclose (fp);
g_free (line);
return res;
}
static char *get_quoted_param (char *path, char *fname, char *toseek)
{
char *pathname, *linebuf, *cptr, *dptr, *res;
size_t len;
pathname = g_strdup_printf ("%s/%s", path, fname);
FILE *fp = fopen (pathname, "rb");
g_free (pathname);
if (!fp) return NULL;
linebuf = NULL;
len = 0;
while (getline (&linebuf, &len, fp) > 0)
{
// skip whitespace at line start
cptr = linebuf;
while (*cptr == ' ' || *cptr == '\t') cptr++;
// compare against string to find
if (!strncmp (cptr, toseek, strlen (toseek)))
{
// find string in quotes
strtok (cptr, "\"");
dptr = strtok (NULL, "\"\n\r");
// copy to dest
if (dptr) res = g_strdup (dptr);
else res = NULL;
// done
g_free (linebuf);
fclose (fp);
return res;
}
}
// end of file with no match
g_free (linebuf);
fclose (fp);
return NULL;
}
static void message (char *msg)
{
GtkWidget *wid;
GtkBuilder *builder = gtk_builder_new_from_file (PACKAGE_DATA_DIR "/rc_gui.ui");
msg_dlg = (GtkWidget *) gtk_builder_get_object (builder, "modal");
if (main_dlg) gtk_window_set_transient_for (GTK_WINDOW (msg_dlg), GTK_WINDOW (main_dlg));
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_msg");
gtk_label_set_text (GTK_LABEL (wid), msg);
gtk_widget_show (msg_dlg);
g_object_unref (builder);
}
static gboolean ok_clicked (GtkButton *button, gpointer data)
{
gtk_widget_destroy (msg_dlg);
if (!main_dlg) gtk_main_quit ();
return FALSE;
}
static void info (char *msg)
{
GtkWidget *wid;
GtkBuilder *builder = gtk_builder_new_from_file (PACKAGE_DATA_DIR "/rc_gui.ui");
msg_dlg = (GtkWidget *) gtk_builder_get_object (builder, "modal");
if (main_dlg) gtk_window_set_transient_for (GTK_WINDOW (msg_dlg), GTK_WINDOW (main_dlg));
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_msg");
gtk_label_set_text (GTK_LABEL (wid), msg);
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_ok");
g_signal_connect (wid, "clicked", G_CALLBACK (ok_clicked), NULL);
gtk_widget_show (wid);
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_buttons");
gtk_widget_show (wid);
gtk_widget_show (msg_dlg);
g_object_unref (builder);
}
static gboolean close_app (GtkButton *button, gpointer data)
{
gtk_widget_destroy (msg_dlg);
gtk_main_quit ();
return FALSE;
}
static gboolean close_app_reboot (GtkButton *button, gpointer data)
{
gtk_widget_destroy (msg_dlg);
gtk_main_quit ();
vsystem ("reboot");
return FALSE;
}
static gboolean reboot_prompt (gpointer data)
{
GtkWidget *wid;
GtkBuilder *builder = gtk_builder_new_from_file (PACKAGE_DATA_DIR "/rc_gui.ui");
msg_dlg = (GtkWidget *) gtk_builder_get_object (builder, "modal");
gtk_window_set_transient_for (GTK_WINDOW (msg_dlg), GTK_WINDOW (main_dlg));
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_msg");
gtk_label_set_text (GTK_LABEL (wid), _("The changes you have made require the Raspberry Pi to be rebooted to take effect.\n\nWould you like to reboot now? "));
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_cancel");
gtk_button_set_label (GTK_BUTTON (wid), _("_No"));
g_signal_connect (wid, "clicked", G_CALLBACK (close_app), NULL);
gtk_widget_show (wid);
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_ok");
gtk_button_set_label (GTK_BUTTON (wid), _("_Yes"));
g_signal_connect (wid, "clicked", G_CALLBACK (close_app_reboot), NULL);
gtk_widget_show (wid);
wid = (GtkWidget *) gtk_builder_get_object (builder, "modal_buttons");
gtk_widget_show (wid);
gtk_widget_show (msg_dlg);
g_object_unref (builder);
return FALSE;
}
/* Password setting */
static void set_passwd (GtkEntry *entry, gpointer ptr)
{
if (strlen (gtk_entry_get_text (GTK_ENTRY (pwentry1_tb))) && g_strcmp0 (gtk_entry_get_text (GTK_ENTRY (pwentry1_tb)),
gtk_entry_get_text (GTK_ENTRY(pwentry2_tb))))
gtk_widget_set_sensitive (GTK_WIDGET (pwok_btn), FALSE);
else
gtk_widget_set_sensitive (GTK_WIDGET (pwok_btn), TRUE);
}
static void on_change_passwd (GtkButton* btn, gpointer ptr)
{
GtkBuilder *builder;
GtkWidget *dlg;
int res;
builder = gtk_builder_new_from_file (PACKAGE_DATA_DIR "/rc_gui.ui");
dlg = (GtkWidget *) gtk_builder_get_object (builder, "passwddlg");
gtk_window_set_transient_for (GTK_WINDOW (dlg), GTK_WINDOW (main_dlg));
pwentry1_tb = gtk_builder_get_object (builder, "pwentry1");
pwentry2_tb = gtk_builder_get_object (builder, "pwentry2");
gtk_entry_set_visibility (GTK_ENTRY (pwentry1_tb), FALSE);
gtk_entry_set_visibility (GTK_ENTRY (pwentry2_tb), FALSE);
g_signal_connect (pwentry1_tb, "changed", G_CALLBACK (set_passwd), NULL);
g_signal_connect (pwentry2_tb, "changed", G_CALLBACK (set_passwd), NULL);
pwok_btn = gtk_builder_get_object (builder, "passwdok");
gtk_widget_set_sensitive (GTK_WIDGET (pwok_btn), FALSE);
if (gtk_dialog_run (GTK_DIALOG (dlg)) == GTK_RESPONSE_OK)
{
res = vsystem (CHANGE_PASSWD, crypt (gtk_entry_get_text (GTK_ENTRY (pwentry1_tb)), crypt_gensalt (NULL, 0, NULL, 0)));
gtk_widget_destroy (dlg);
if (res)
info (_("The password change failed.\n\nThis could be because the current password was incorrect, or because the new password was not sufficiently complex or was too similar to the current password."));
else
info (_("The password has been changed successfully."));
}
else gtk_widget_destroy (dlg);
g_object_unref (builder);
}
/* Hostname setting */
static void on_change_hostname (GtkButton* btn, gpointer ptr)
{
GtkBuilder *builder;
GtkWidget *dlg;
int res;
const char *new_hn, *cptr;
char *orig_hn;
builder = gtk_builder_new_from_file (PACKAGE_DATA_DIR "/rc_gui.ui");
dlg = (GtkWidget *) gtk_builder_get_object (builder, "hostnamedlg");
gtk_window_set_transient_for (GTK_WINDOW (dlg), GTK_WINDOW (main_dlg));
hostname_tb = gtk_builder_get_object (builder, "hnentry1");
orig_hn = get_string (GET_HOSTNAME);
gtk_entry_set_text (GTK_ENTRY (hostname_tb), orig_hn);
if (gtk_dialog_run (GTK_DIALOG (dlg)) == GTK_RESPONSE_OK)
{
new_hn = gtk_entry_get_text (GTK_ENTRY (hostname_tb));
if (g_strcmp0 (orig_hn, new_hn))
{
res = 1;
cptr = new_hn;
if (*cptr == 0 || *cptr == '-') res = 0;
else while (*cptr)
{
if (!(*cptr >= '0' && *cptr <= '9') && !(*cptr >= 'a' && *cptr <= 'z') && !(*cptr >= 'A' && *cptr <= 'Z') && *cptr != '-')
{
res = 0;
break;
}
cptr++;
}
if (res && *(cptr - 1) == '-') res = 0;
if (res)
{
vsystem (SET_HOSTNAME, new_hn);
gtk_widget_destroy (dlg);
info (_("The hostname has been changed successfully and will take effect on the next reboot."));
needs_reboot = 1;
}
else
{
gtk_widget_destroy (dlg);
info (_("The hostname change failed.\n\nThe hostname must only contain the characters A-Z, a-z, 0-9 and hyphen.\nThe first and last character may not be the hyphen."));
}
}
else gtk_widget_destroy (dlg);
}
else gtk_widget_destroy (dlg);
g_free (orig_hn);
g_object_unref (builder);
}
/* Locale setting */
static gboolean unique_rows (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
{
GtkTreeIter next = *iter;
char *str1, *str2;
gboolean res;
if (!gtk_tree_model_iter_next (model, &next)) return TRUE;
gtk_tree_model_get (model, iter, (int) data, &str1, -1);
gtk_tree_model_get (model, &next, (int) data, &str2, -1);
if (!g_strcmp0 (str1, str2)) res = FALSE;
else res = TRUE;
g_free (str1);
g_free (str2);
return res;
}
static gboolean match_lang (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
{
char *str;
gboolean res;
gtk_tree_model_get (model, iter, LOC_LCODE, &str, -1);
if (!g_strcmp0 (str, (char *) data)) res = TRUE;
else res = FALSE;
g_free (str);
return res;
}
static gboolean match_country (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
{
char *str;
gboolean res;
gtk_tree_model_get (model, iter, LOC_CCODE, &str, -1);
if (!g_strcmp0 (str, (char *) data)) res = TRUE;
else res = FALSE;
g_free (str);
return res;
}
static void set_init (GtkTreeModel *model, GObject *cb, int pos, char *init)
{
GtkTreeIter iter;
char *val;
gtk_tree_model_get_iter_first (model, &iter);
if (!init) gtk_combo_box_set_active_iter (GTK_COMBO_BOX (cb), &iter);
else
{
while (1)
{
gtk_tree_model_get (model, &iter, pos, &val, -1);
if (!g_strcmp0 (init, val))
{
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (cb), &iter);
g_free (val);
return;
}
g_free (val);
if (!gtk_tree_model_iter_next (model, &iter)) break;
}
}
// couldn't match - just choose the first option - should never happen, but...
gtk_tree_model_get_iter_first (model, &iter);
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (cb), &iter);
}
static void set_init_sub (GtkTreeModel *model, GObject *cb, int pos, char *init)
{
GtkTreeIter iter;
char *val;
gtk_tree_model_get_iter_first (model, &iter);
if (!init || *init == 0) gtk_combo_box_set_active_iter (GTK_COMBO_BOX (cb), &iter);
else
{
while (1)
{
if (!gtk_tree_model_iter_next (model, &iter)) break;
gtk_tree_model_get (model, &iter, pos, &val, -1);
if (strstr (init, val))
{
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (cb), &iter);
g_free (val);
return;
}
g_free (val);
}
}
// couldn't match - just choose the first option - should never happen, but...
gtk_tree_model_get_iter_first (model, &iter);
gtk_combo_box_set_active_iter (GTK_COMBO_BOX (cb), &iter);
}
static void deunicode (char **str)
{
if (*str && strchr (*str, '<'))
{
int val;
char *tmp = g_strdup (*str);
char *pos = strchr (tmp, '<');
if (sscanf (pos, "<U00%X>", &val) == 1)
{
*pos++ = val >= 0xC0 ? 0xC3 : 0xC2;
*pos++ = val >= 0xC0 ? val - 0x40 : val;
sprintf (pos, "%s", strchr (*str, '>') + 1);
g_free (*str);
*str = tmp;
}
}
}
static void read_locales (void)
{
char *cname, *lname, *buffer, *lang, *country, *charset, *loccode, *flname, *fcname;
GtkTreeIter iter;
FILE *fp;
size_t len;
// populate the locale database
buffer = NULL;
len = 0;
fp = fopen ("/usr/share/i18n/SUPPORTED", "rb");
while (getline (&buffer, &len, fp) > 0)
{
// split into l/c pair and charset
loccode = strtok (buffer, " ");
charset = strtok (NULL, " \t\n\r");
if (loccode && charset)
{
// strip any extension
lang = g_strdup (loccode);
strtok (lang, ".");
// lang now holds locale file name - read names from locale file
cname = get_quoted_param ("/usr/share/i18n/locales", lang, "territory");
lname = get_quoted_param ("/usr/share/i18n/locales", lang, "language");
if (!lname && !cname)
{
g_free (lang);
continue;
}
// deal with the likes of "malta"...
if (cname) cname[0] = g_ascii_toupper (cname[0]);
if (lname) lname[0] = g_ascii_toupper (lname[0]);
// deal with Curacao and Bokmal
deunicode (&cname);
deunicode (&lname);
// now split to language and country codes
strtok (lang, "_");
country = strtok (NULL, " \t\n\r");
flname = g_strdup_printf ("%s (%s)", lang, lname);
// purely to deal with esperanto - a language without a country, which is a clue as to just how pointless it is...
if (country)
fcname = g_strdup_printf ("%s (%s)", country, cname);
else
fcname = NULL;
gtk_list_store_append (locale_list, &iter);
gtk_list_store_set (locale_list, &iter, LOC_NAME, flname, LOC_LCODE, lang, -1);
gtk_list_store_append (country_list, &iter);
gtk_list_store_set (country_list, &iter, LOC_NAME, fcname, LOC_LCODE, lang, LOC_CCODE, country, -1);
gtk_list_store_append (charset_list, &iter);
gtk_list_store_set (charset_list, &iter, LOC_NAME, charset, LOC_LCODE, lang, LOC_CCODE, country, LOC_LCCODE, loccode, -1);
g_free (cname);
g_free (lname);
g_free (lang);
g_free (flname);
g_free (fcname);
}
}
fclose (fp);
g_free (buffer);
}
static void country_changed (GtkComboBox *cb, char *ptr)
{
GtkTreeModel *model;
GtkTreeModelFilter *f1, *f2;
GtkTreeModelSort *schar;
GtkTreeIter iter;
char *lstr = NULL, *cstr = NULL;
// get the current language code from the combo box
model = gtk_combo_box_get_model (GTK_COMBO_BOX (loclang_cb));
if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (loclang_cb), &iter))
gtk_tree_model_get (model, &iter, LOC_LCODE, &lstr, -1);
// get the current country code from the combo box
model = gtk_combo_box_get_model (GTK_COMBO_BOX (loccount_cb));
if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (loccount_cb), &iter))
gtk_tree_model_get (model, &iter, LOC_CCODE, &cstr, -1);
// filter and sort the master database for entries matching this code
f1 = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (charset_list), NULL));
gtk_tree_model_filter_set_visible_func (f1, (GtkTreeModelFilterVisibleFunc) match_lang, lstr, NULL);
f2 = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (f1), NULL));
gtk_tree_model_filter_set_visible_func (f2, (GtkTreeModelFilterVisibleFunc) match_country, cstr, NULL);
schar = GTK_TREE_MODEL_SORT (gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (f2)));
gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (schar), LOC_NAME, GTK_SORT_ASCENDING);
// set up the combo box from the sorted and filtered list
gtk_combo_box_set_model (GTK_COMBO_BOX (locchar_cb), GTK_TREE_MODEL (schar));
if (ptr == NULL) gtk_combo_box_set_active (GTK_COMBO_BOX (locchar_cb), 0);
else set_init (GTK_TREE_MODEL (schar), locchar_cb, LOC_LCCODE, ptr);
g_object_unref (f1);
g_object_unref (f2);
g_object_unref (schar);
g_free (lstr);
g_free (cstr);
}
static void language_changed (GtkComboBox *cb, char *ptr)
{
GtkTreeModel *model;
GtkTreeModelFilter *f1, *f2;
GtkTreeModelSort *scount;
GtkTreeIter iter;
char *lstr = NULL, *init, *init_count;
// get the current language code from the combo box
model = gtk_combo_box_get_model (GTK_COMBO_BOX (loclang_cb));
if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (loclang_cb), &iter))
gtk_tree_model_get (model, &iter, LOC_LCODE, &lstr, -1);
// filter and sort the master database for entries matching this code
f1 = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (country_list), NULL));
gtk_tree_model_filter_set_visible_func (f1, (GtkTreeModelFilterVisibleFunc) match_lang, lstr, NULL);
f2 = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (f1), NULL));
gtk_tree_model_filter_set_visible_func (f2, (GtkTreeModelFilterVisibleFunc) unique_rows, (void *) LOC_CCODE, NULL);
scount = GTK_TREE_MODEL_SORT (gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (f2)));
gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (scount), LOC_CCODE, GTK_SORT_ASCENDING);
// set up the combo box from the sorted and filtered list
gtk_combo_box_set_model (GTK_COMBO_BOX (loccount_cb), GTK_TREE_MODEL (scount));
if (ptr == NULL) gtk_combo_box_set_active (GTK_COMBO_BOX (loccount_cb), 0);
else
{
// parse the initial locale for a country code
init = g_strdup (ptr);
strtok (init, "_");
init_count = strtok (NULL, " .");
set_init (GTK_TREE_MODEL (scount), loccount_cb, LOC_CCODE, init_count);
g_free (init);
}
// disable the combo box if it has no entries
gtk_widget_set_sensitive (GTK_WIDGET (loccount_cb), gtk_tree_model_iter_n_children (GTK_TREE_MODEL (scount), NULL) > 1);
g_object_unref (f1);
g_object_unref (f2);
g_object_unref (scount);
g_free (lstr);
country_changed (GTK_COMBO_BOX (loccount_cb), ptr);
}
static gboolean close_msg (gpointer data)
{
gtk_widget_destroy (GTK_WIDGET (msg_dlg));
return FALSE;
}
static gpointer locale_thread (gpointer data)
{
vsystem (SET_LOCALE, gbuffer);
g_idle_add (close_msg, NULL);
return NULL;
}
static void on_set_locale (GtkButton* btn, gpointer ptr)
{
GtkBuilder *builder;
GtkWidget *dlg;
GtkCellRenderer *col;
GtkTreeModel *model;
GtkTreeModelSort *slang;
GtkTreeModelFilter *flang;
GtkTreeIter iter;
char *buffer, *init_locale = NULL;
// create and populate the locale database
locale_list = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
country_list = gtk_list_store_new (3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
charset_list = gtk_list_store_new (4, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
read_locales ();
// create the dialog
builder = gtk_builder_new_from_file (PACKAGE_DATA_DIR "/rc_gui.ui");
dlg = (GtkWidget *) gtk_builder_get_object (builder, "localedlg");
gtk_window_set_transient_for (GTK_WINDOW (dlg), GTK_WINDOW (main_dlg));
// create the combo boxes
loclang_cb = (GObject *) gtk_builder_get_object (builder, "loccblang");
loccount_cb = (GObject *) gtk_builder_get_object (builder, "loccbcountry");
locchar_cb = (GObject *) gtk_builder_get_object (builder, "loccbchar");
col = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (loclang_cb), col, FALSE);
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (loclang_cb), col, "text", LOC_NAME);
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (loccount_cb), col, FALSE);
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (loccount_cb), col, "text", LOC_NAME);
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (locchar_cb), col, FALSE);
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (locchar_cb), col, "text", LOC_NAME);
// get the current locale setting and save as init_locale
init_locale = get_string ("grep LANG= /etc/default/locale | cut -d = -f 2");
if (init_locale == NULL) init_locale = g_strdup ("en_GB.UTF-8");
// filter and sort the master database
slang = GTK_TREE_MODEL_SORT (gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (locale_list)));
gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (slang), LOC_LCODE, GTK_SORT_ASCENDING);
flang = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (slang), NULL));
gtk_tree_model_filter_set_visible_func (flang, (GtkTreeModelFilterVisibleFunc) unique_rows, (void *) LOC_LCODE, NULL);
// set up the language combo box from the sorted and filtered language list
gtk_combo_box_set_model (GTK_COMBO_BOX (loclang_cb), GTK_TREE_MODEL (flang));
buffer = g_strdup (init_locale);
strtok (buffer, "_");
set_init (GTK_TREE_MODEL (flang), loclang_cb, LOC_LCODE, buffer);
g_free (buffer);
// set the other combo boxes accordingly
language_changed (GTK_COMBO_BOX (loclang_cb), init_locale);
g_signal_connect (loccount_cb, "changed", G_CALLBACK (country_changed), NULL);
g_signal_connect (loclang_cb, "changed", G_CALLBACK (language_changed), NULL);
g_object_unref (builder);
if (gtk_dialog_run (GTK_DIALOG (dlg)) == GTK_RESPONSE_OK)
{
// get the current charset code from the combo box
model = gtk_combo_box_get_model (GTK_COMBO_BOX (locchar_cb));
gtk_combo_box_get_active_iter (GTK_COMBO_BOX (locchar_cb), &iter);
gtk_tree_model_get (model, &iter, LOC_LCCODE, &buffer, -1);
gtk_widget_destroy (dlg);
if (g_strcmp0 (buffer, init_locale))
{
// warn about a short delay...
message (_("Setting locale - please wait..."));
strcpy (gbuffer, buffer);
// launch a thread with the system call to update the generated locales
g_thread_new (NULL, locale_thread, NULL);
// set reboot flag
needs_reboot = 1;
}
g_free (buffer);
}
else gtk_widget_destroy (dlg);
g_free (init_locale);
g_object_unref (locale_list);
g_object_unref (country_list);
g_object_unref (charset_list);
g_object_unref (flang);
g_object_unref (slang);
}
/* Timezone setting */
int tzfilter (const struct dirent *entry)
{
if (entry->d_name[0] >= 'A' && entry->d_name[0] <= 'Z') return 1;
return 0;
}
static gboolean match_area (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
{
char *str;
gboolean res;
gtk_tree_model_get (model, iter, TZ_AREA, &str, -1);
if (!g_strcmp0 (str, (char *) data)) res = TRUE;
else res = FALSE;
g_free (str);
return res;
}
static void area_changed (GtkComboBox *cb, gpointer ptr)
{
GtkTreeModel *model;
GtkTreeModelFilter *far;
GtkTreeModelSort *sar;
GtkTreeIter iter;
char *str = NULL;
// get the current area from the combo box
model = gtk_combo_box_get_model (GTK_COMBO_BOX (tzarea_cb));
if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (tzarea_cb), &iter))
gtk_tree_model_get (model, &iter, TZ_NAME, &str, -1);
// filter and sort the master database for entries matching this code
far = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (tzcity_list), NULL));
gtk_tree_model_filter_set_visible_func (far, (GtkTreeModelFilterVisibleFunc) match_area, str, NULL);
sar = GTK_TREE_MODEL_SORT (gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (far)));
gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (sar), TZ_AREA, GTK_SORT_ASCENDING);
// set up the combo box from the sorted and filtered list
gtk_combo_box_set_model (GTK_COMBO_BOX (tzloc_cb), GTK_TREE_MODEL (sar));
if (!ptr) gtk_combo_box_set_active (GTK_COMBO_BOX (tzloc_cb), 0);
else set_init (GTK_TREE_MODEL (sar), tzloc_cb, TZ_PATH, ptr);
// disable the combo box if it has no entries
gtk_widget_set_sensitive (GTK_WIDGET (tzloc_cb), gtk_tree_model_iter_n_children (GTK_TREE_MODEL (sar), NULL) > 1);
g_object_unref (far);
g_object_unref (sar);
g_free (str);
}
static gpointer timezone_thread (gpointer data)
{
vsystem (SET_TIMEZONE, gbuffer);
g_idle_add (close_msg, NULL);
return NULL;
}
static void read_timezones (void)
{
char *buffer, *path, *area, *zone, *cptr;
GtkTreeIter iter;
struct dirent **filelist, *dp, **sfilelist, *sdp, **ssfilelist, *ssdp;
int entries, entry, sentries, sentry, ssentries, ssentry;
entries = scandir ("/usr/share/zoneinfo", &filelist, tzfilter, alphasort);
for (entry = 0; entry < entries; entry++)
{
dp = filelist[entry];
if (dp->d_type == DT_DIR)
{
buffer = g_strdup_printf ("/usr/share/zoneinfo/%s", dp->d_name);
sentries = scandir (buffer, &sfilelist, tzfilter, alphasort);
g_free (buffer);
for (sentry = 0; sentry < sentries; sentry++)
{
sdp = sfilelist[sentry];
if (sdp->d_type == DT_DIR)
{
buffer = g_strdup_printf ("/usr/share/zoneinfo/%s/%s", dp->d_name, sdp->d_name);
ssentries = scandir (buffer, &ssfilelist, tzfilter, alphasort);
g_free (buffer);
for (ssentry = 0; ssentry < ssentries; ssentry++)
{
ssdp = ssfilelist[ssentry];
path = g_strdup_printf ("%s/%s/%s", dp->d_name, sdp->d_name, ssdp->d_name);
area = g_strdup_printf ("%s/%s", dp->d_name, sdp->d_name);
zone = g_strdup_printf ("%s", ssdp->d_name);
cptr = zone;
while (*cptr++) if (*cptr == '_') *cptr = ' ';
cptr = area;
while (*cptr++) if (*cptr == '_') *cptr = ' ';
gtk_list_store_append (timezone_list, &iter);
gtk_list_store_set (timezone_list, &iter, TZ_PATH, path, TZ_NAME, area, -1);
gtk_list_store_append (tzcity_list, &iter);
gtk_list_store_set (tzcity_list, &iter, TZ_PATH, path, TZ_AREA, area, TZ_NAME, zone, -1);
g_free (path);
g_free (area);
g_free (zone);
}
}
else
{
path = g_strdup_printf ("%s/%s", dp->d_name, sdp->d_name);
zone = g_strdup_printf ("%s", sdp->d_name);