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alphaKAI/notify_send.c

Last active July 17, 2017 14:03
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Support callback command when the notification is clicked
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notify_send.c
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2004 Christian Hammond.
* Copyright (C) 2017 Akihiro Shoji.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <libnotify/notify.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <glib/gprintf.h>
#define N_(x) (x)
#define GETTEXT_PACKAGE NULL
static NotifyUrgency urgency = NOTIFY_URGENCY_NORMAL;
static gboolean
g_option_arg_urgency_cb (const char *option_name,
const char *value,
gpointer data,
GError **error)
{
if (value != NULL) {
if (!strcasecmp (value, "low"))
urgency = NOTIFY_URGENCY_LOW;
else if (!strcasecmp (value, "normal"))
urgency = NOTIFY_URGENCY_NORMAL;
else if (!strcasecmp (value, "critical"))
urgency = NOTIFY_URGENCY_CRITICAL;
else {
*error = g_error_new (G_OPTION_ERROR,
G_OPTION_ERROR_BAD_VALUE,
N_("Unknown urgency %s specified. "
"Known urgency levels: low, "
"normal, critical."), value);
return FALSE;
}
}
return TRUE;
}
typedef struct gap {
gpointer* ptr;
void* payload;
} GPointerAndPayload;
static void
exec_shell_command(NotifyNotification *notification,
char *action,
gpointer user_data)
{
GPointerAndPayload *gap = user_data;
GMainLoop *loop = (GMainLoop*)gap->ptr;
char *command = (char*)gap->payload;
system (command);
g_main_loop_quit (loop);
}
static gboolean
g_option_arg_action_cb(NotifyNotification *notification,
char *command,
const glong expire_timeout,
gpointer loop)
{
GPointerAndPayload gap = {loop, command};
notify_notification_add_action (notification,
"Action",
"open this notification",
exec_shell_command,
&gap,
NULL);
g_timeout_add (expire_timeout + 2500, (GSourceFunc)(g_main_loop_quit), loop);
}
static gboolean
notify_notification_set_hint_variant (NotifyNotification *notification,
const char *type,
const char *key,
const char *value,
GError **error)
{
static gboolean conv_error = FALSE;
if (!strcasecmp (type, "string")) {
notify_notification_set_hint_string (notification,
key,
value);
} else if (!strcasecmp (type, "int")) {
if (!g_ascii_isdigit (*value))
conv_error = TRUE;
else {
gint h_int = (gint) g_ascii_strtoull (value, NULL, 10);
notify_notification_set_hint_int32 (notification,
key,
h_int);
}
} else if (!strcasecmp (type, "double")) {
if (!g_ascii_isdigit (*value))
conv_error = TRUE;
else {
gdouble h_double = g_strtod (value, NULL);
notify_notification_set_hint_double (notification,
key, h_double);
}
} else if (!strcasecmp (type, "byte")) {
gint h_byte = (gint) g_ascii_strtoull (value, NULL, 10);
if (h_byte < 0 || h_byte > 0xFF)
conv_error = TRUE;
else {
notify_notification_set_hint_byte (notification,
key,
(guchar) h_byte);
}
} else {
*error = g_error_new (G_OPTION_ERROR,
G_OPTION_ERROR_BAD_VALUE,
N_("Invalid hint type \"%s\". Valid types "
"are int, double, string and byte."),
type);
return FALSE;
}
if (conv_error) {
*error = g_error_new (G_OPTION_ERROR,
G_OPTION_ERROR_BAD_VALUE,
N_("Value \"%s\" of hint \"%s\" could not be "
"parsed as type \"%s\"."), value, key,
type);
return FALSE;
}
return TRUE;
}
int
main (int argc, char *argv[])
{
static const char *summary = NULL;
char *body;
static const char *type = NULL;
static char *app_name = NULL;
static char *icon_str = NULL;
static char *icons = NULL;
static char **n_text = NULL;
static char **hints = NULL;
static gboolean do_version = FALSE;
static gboolean hint_error = FALSE;
static glong expire_timeout = NOTIFY_EXPIRES_DEFAULT;
GOptionContext *opt_ctx;
NotifyNotification *notify;
GError *error = NULL;
gboolean retval;
static char *command = NULL;
GMainLoop *loop = NULL;
static const GOptionEntry entries[] = {
{"urgency", 'u', 0, G_OPTION_ARG_CALLBACK,
g_option_arg_urgency_cb,
N_("Specifies the urgency level (low, normal, critical)."),
N_("LEVEL")},
{"expire-time", 't', 0, G_OPTION_ARG_INT, &expire_timeout,
N_
("Specifies the timeout in milliseconds at which to expire the "
"notification."), N_("TIME")},
{"app-name", 'a', 0, G_OPTION_ARG_STRING, &app_name,
N_("Specifies the app name for the icon"), N_("APP_NAME")},
{"icon", 'i', 0, G_OPTION_ARG_FILENAME, &icons,
N_("Specifies an icon filename or stock icon to display."),
N_("ICON[,ICON...]")},
{"category", 'c', 0, G_OPTION_ARG_FILENAME, &type,
N_("Specifies the notification category."),
N_("TYPE[,TYPE...]")},
{"hint", 'h', 0, G_OPTION_ARG_FILENAME_ARRAY, &hints,
N_
("Specifies basic extra data to pass. Valid types are int, double, string and byte."),
N_("TYPE:NAME:VALUE")},
{"action", 'd', 0, G_OPTION_ARG_STRING, &command,
N_("Callback action when clicked"), N_("ACTION")},
{"version", 'v', 0, G_OPTION_ARG_NONE, &do_version,
N_("Version of the package."),
NULL},
{G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY,
&n_text, NULL,
NULL},
{NULL}
};
body = NULL;
g_type_init ();
g_set_prgname (argv[0]);
g_log_set_always_fatal (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL);
opt_ctx = g_option_context_new (N_("<SUMMARY> [BODY] - "
"create a notification"));
g_option_context_add_main_entries (opt_ctx, entries, GETTEXT_PACKAGE);
retval = g_option_context_parse (opt_ctx, &argc, &argv, &error);
g_option_context_free (opt_ctx);
if (!retval) {
fprintf (stderr, "%s\n", error->message);
g_error_free (error);
exit (1);
}
if (do_version) {
g_printf ("%s %s\n", g_get_prgname (), VERSION);
exit (0);
}
if (n_text != NULL && n_text[0] != NULL && *n_text[0] != '\0')
summary = n_text[0];
if (summary == NULL) {
fprintf (stderr, "%s\n", N_("No summary specified."));
exit (1);
}
if (n_text[1] != NULL) {
body = g_strcompress (n_text[1]);
if (n_text[2] != NULL) {
fprintf (stderr, "%s\n",
N_("Invalid number of options."));
exit (1);
}
}
if (icons != NULL) {
char *c;
/* XXX */
if ((c = strchr (icons, ',')) != NULL)
*c = '\0';
icon_str = icons;
}
if (!notify_init ("notify-send"))
exit (1);
notify = notify_notification_new (summary,
body,
icon_str);
notify_notification_set_category (notify, type);
notify_notification_set_urgency (notify, urgency);
notify_notification_set_timeout (notify, expire_timeout);
notify_notification_set_app_name (notify, app_name);
if (command != NULL) {
loop = g_main_loop_new (NULL, FALSE);
g_option_arg_action_cb (notify,
command,
expire_timeout,
loop);
}
g_free (body);
/* Set hints */
if (hints != NULL) {
gint i = 0;
gint l;
char *hint = NULL;
char **tokens = NULL;
while ((hint = hints[i++])) {
tokens = g_strsplit (hint, ":", -1);
l = g_strv_length (tokens);
if (l != 3) {
fprintf (stderr, "%s\n",
N_("Invalid hint syntax specified. "
"Use TYPE:NAME:VALUE."));
hint_error = TRUE;
} else {
retval = notify_notification_set_hint_variant (notify,
tokens[0],
tokens[1],
tokens[2],
&error);
if (!retval) {
fprintf (stderr, "%s\n", error->message);
g_error_free (error);
hint_error = TRUE;
}
}
g_strfreev (tokens);
if (hint_error)
break;
}
}
if (!hint_error) {
notify_notification_show (notify, NULL);
if (command != NULL) {
g_main_loop_run (loop);
}
}
g_object_unref (G_OBJECT (notify));
notify_uninit ();
exit (hint_error);
}
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