499 lines
20 KiB
C
499 lines
20 KiB
C
/* copyright 2013 Sascha Kruse and contributors (see LICENSE for licensing information) */
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#include <stdlib.h>
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#include <stdio.h>
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#include <glib.h>
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#include <string.h>
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#include <gio/gio.h>
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#include "dunst.h"
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#include "dbus.h"
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#include "notification.h"
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#include "utils.h"
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#include "settings.h"
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GDBusConnection *dbus_conn;
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static GDBusNodeInfo *introspection_data = NULL;
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static const char *introspection_xml =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
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"<node name=\"/org/freedesktop/Notifications\">"
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" <interface name=\"org.freedesktop.Notifications\">"
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" <method name=\"GetCapabilities\">"
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" <arg direction=\"out\" name=\"capabilities\" type=\"as\"/>"
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" </method>"
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" <method name=\"Notify\">"
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" <arg direction=\"in\" name=\"app_name\" type=\"s\"/>"
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" <arg direction=\"in\" name=\"replaces_id\" type=\"u\"/>"
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" <arg direction=\"in\" name=\"app_icon\" type=\"s\"/>"
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" <arg direction=\"in\" name=\"summary\" type=\"s\"/>"
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" <arg direction=\"in\" name=\"body\" type=\"s\"/>"
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" <arg direction=\"in\" name=\"actions\" type=\"as\"/>"
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" <arg direction=\"in\" name=\"hints\" type=\"a{sv}\"/>"
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" <arg direction=\"in\" name=\"expire_timeout\" type=\"i\"/>"
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" <arg direction=\"out\" name=\"id\" type=\"u\"/>"
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" </method>"
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" <method name=\"CloseNotification\">"
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" <arg direction=\"in\" name=\"id\" type=\"u\"/>"
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" </method>"
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" <method name=\"GetServerInformation\">"
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" <arg direction=\"out\" name=\"name\" type=\"s\"/>"
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" <arg direction=\"out\" name=\"vendor\" type=\"s\"/>"
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" <arg direction=\"out\" name=\"version\" type=\"s\"/>"
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" <arg direction=\"out\" name=\"spec_version\" type=\"s\"/>"
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" </method>"
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" <signal name=\"NotificationClosed\">"
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" <arg name=\"id\" type=\"u\"/>"
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" <arg name=\"reason\" type=\"u\"/>"
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" </signal>"
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" <signal name=\"ActionInvoked\">"
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" <arg name=\"id\" type=\"u\"/>"
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" <arg name=\"action_key\" type=\"s\"/>"
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" </signal>"
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" </interface>"
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"</node>";
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static void onGetCapabilities(GDBusConnection * connection,
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const gchar * sender,
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const GVariant * parameters,
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GDBusMethodInvocation * invocation);
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static void onNotify(GDBusConnection * connection,
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const gchar * sender,
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GVariant * parameters, GDBusMethodInvocation * invocation);
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static void onCloseNotification(GDBusConnection * connection,
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const gchar * sender,
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GVariant * parameters,
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GDBusMethodInvocation * invocation);
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static void onGetServerInformation(GDBusConnection * connection,
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const gchar * sender,
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const GVariant * parameters,
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GDBusMethodInvocation * invocation);
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static RawImage * get_raw_image_from_data_hint(GVariant *icon_data);
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void handle_method_call(GDBusConnection * connection,
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const gchar * sender,
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const gchar * object_path,
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const gchar * interface_name,
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const gchar * method_name,
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GVariant * parameters,
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GDBusMethodInvocation * invocation, gpointer user_data)
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{
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if (g_strcmp0(method_name, "GetCapabilities") == 0) {
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onGetCapabilities(connection, sender, parameters, invocation);
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} else if (g_strcmp0(method_name, "Notify") == 0) {
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onNotify(connection, sender, parameters, invocation);
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} else if (g_strcmp0(method_name, "CloseNotification") == 0) {
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onCloseNotification(connection, sender, parameters, invocation);
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} else if (g_strcmp0(method_name, "GetServerInformation") == 0) {
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onGetServerInformation(connection, sender, parameters,
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invocation);
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} else {
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printf("WARNING: sender: %s; unknown method_name: %s\n", sender,
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method_name);
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}
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}
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static void onGetCapabilities(GDBusConnection * connection,
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const gchar * sender,
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const GVariant * parameters,
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GDBusMethodInvocation * invocation)
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{
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GVariantBuilder *builder;
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GVariant *value;
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builder = g_variant_builder_new(G_VARIANT_TYPE("as"));
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g_variant_builder_add(builder, "s", "actions");
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g_variant_builder_add(builder, "s", "body");
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g_variant_builder_add(builder, "s", "body-markup");
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value = g_variant_new("(as)", builder);
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g_variant_builder_unref(builder);
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g_dbus_method_invocation_return_value(invocation, value);
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g_dbus_connection_flush(connection, NULL, NULL, NULL);
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g_variant_unref(value);
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}
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static void onNotify(GDBusConnection * connection,
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const gchar * sender,
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GVariant * parameters, GDBusMethodInvocation * invocation)
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{
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gchar *appname = NULL;
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guint replaces_id = 0;
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gchar *icon = NULL;
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gchar *summary = NULL;
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gchar *body = NULL;
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Actions *actions = malloc(sizeof(Actions));
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if(actions == NULL) {
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die("Unable to allocate memory", EXIT_FAILURE);
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}
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gint timeout = -1;
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/* hints */
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gint urgency = 1;
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gint progress = -1;
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gchar *fgcolor = NULL;
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gchar *bgcolor = NULL;
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gchar *category = NULL;
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RawImage *raw_icon = NULL;
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actions->actions = NULL;
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actions->count = 0;
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actions->dmenu_str = NULL;
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{
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GVariantIter *iter = g_variant_iter_new(parameters);
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GVariant *content;
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GVariant *dict_value;
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int idx = 0;
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while ((content = g_variant_iter_next_value(iter))) {
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switch (idx) {
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case 0:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_STRING))
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appname =
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g_variant_dup_string(content, NULL);
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break;
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case 1:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_UINT32))
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replaces_id =
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g_variant_get_uint32(content);
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break;
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case 2:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_STRING))
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icon =
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g_variant_dup_string(content, NULL);
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break;
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case 3:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_STRING))
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summary =
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g_variant_dup_string(content, NULL);
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break;
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case 4:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_STRING))
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body =
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g_variant_dup_string(content, NULL);
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break;
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case 5:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_STRING_ARRAY))
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actions->actions =
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g_variant_dup_strv(content,
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&(actions->
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count));
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break;
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case 6:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_DICTIONARY)) {
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dict_value =
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g_variant_lookup_value(content,
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"urgency",
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G_VARIANT_TYPE_BYTE);
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if (dict_value)
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urgency =
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g_variant_get_byte
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(dict_value);
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dict_value =
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g_variant_lookup_value(content,
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"fgcolor",
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G_VARIANT_TYPE_STRING);
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if (dict_value)
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fgcolor =
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g_variant_dup_string
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(dict_value, NULL);
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dict_value =
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g_variant_lookup_value(content,
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"bgcolor",
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G_VARIANT_TYPE_STRING);
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if (dict_value)
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bgcolor =
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g_variant_dup_string
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(dict_value, NULL);
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dict_value =
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g_variant_lookup_value(content,
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"category",
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G_VARIANT_TYPE_STRING);
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if (dict_value) {
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category =
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g_variant_dup_string(
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dict_value, NULL);
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}
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dict_value =
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g_variant_lookup_value(content,
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"image-data",
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G_VARIANT_TYPE("(iiibiiay)"));
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if (!dict_value) {
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dict_value =
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g_variant_lookup_value(content,
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"icon_data",
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G_VARIANT_TYPE("(iiibiiay)"));
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}
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if (dict_value) {
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raw_icon =
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get_raw_image_from_data_hint(
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dict_value);
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}
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dict_value =
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g_variant_lookup_value(content,
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"value",
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G_VARIANT_TYPE_INT32);
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if (dict_value) {
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progress =
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g_variant_get_int32(dict_value);
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} else {
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dict_value =
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g_variant_lookup_value(content,
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"value",
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G_VARIANT_TYPE_UINT32);
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if (dict_value)
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progress =
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g_variant_get_uint32(dict_value);
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}
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}
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break;
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case 7:
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if (g_variant_is_of_type
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(content, G_VARIANT_TYPE_INT32))
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timeout = g_variant_get_int32(content);
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break;
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}
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g_variant_unref(content);
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idx++;
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}
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g_variant_iter_free(iter);
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}
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fflush(stdout);
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if (timeout > 0) {
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/* do some rounding */
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timeout = (timeout + 500) / 1000;
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if (timeout < 1) {
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timeout = 1;
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}
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}
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notification *n = malloc(sizeof(notification));
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if(n == NULL) {
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die("Unable to allocate memory", EXIT_FAILURE);
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}
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n->appname = appname;
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n->summary = summary;
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n->body = body;
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n->icon = icon;
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n->raw_icon = raw_icon;
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n->timeout = timeout;
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n->allow_markup = settings.allow_markup;
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n->plain_text = settings.plain_text;
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n->progress = (progress < 0 || progress > 100) ? 0 : progress + 1;
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n->urgency = urgency;
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n->category = category;
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n->dbus_client = strdup(sender);
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if (actions->count > 0) {
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n->actions = actions;
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} else {
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n->actions = NULL;
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g_strfreev(actions->actions);
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free(actions);
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}
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for (int i = 0; i < ColLast; i++) {
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n->color_strings[i] = NULL;
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}
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n->color_strings[ColFG] = fgcolor;
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n->color_strings[ColBG] = bgcolor;
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int id = notification_init(n, replaces_id);
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wake_up();
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GVariant *reply = g_variant_new("(u)", id);
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g_dbus_method_invocation_return_value(invocation, reply);
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g_dbus_connection_flush(connection, NULL, NULL, NULL);
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run(NULL);
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}
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static void onCloseNotification(GDBusConnection * connection,
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const gchar * sender,
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GVariant * parameters,
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GDBusMethodInvocation * invocation)
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{
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guint32 id;
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g_variant_get(parameters, "(u)", &id);
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notification_close_by_id(id, 3);
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g_dbus_method_invocation_return_value(invocation, NULL);
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g_dbus_connection_flush(connection, NULL, NULL, NULL);
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}
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static void onGetServerInformation(GDBusConnection * connection,
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const gchar * sender,
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const GVariant * parameters,
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GDBusMethodInvocation * invocation)
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{
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GVariant *value;
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value = g_variant_new("(ssss)", "dunst", "knopwob", VERSION, "1.2");
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g_dbus_method_invocation_return_value(invocation, value);
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g_dbus_connection_flush(connection, NULL, NULL, NULL);
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}
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void notificationClosed(notification * n, int reason)
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{
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if (!dbus_conn) {
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printf("DEBUG: notificationClosed but not (yet) connected\n");
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return;
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}
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GVariant *body = g_variant_new("(uu)", n->id, reason);
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GError *err = NULL;
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g_dbus_connection_emit_signal(dbus_conn,
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n->dbus_client,
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"/org/freedesktop/Notifications",
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"org.freedesktop.Notifications",
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"NotificationClosed", body, &err);
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if (err) {
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printf("notificationClosed ERROR\n");
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}
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}
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void actionInvoked(notification * n, const char *identifier)
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{
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GVariant *body = g_variant_new("(us)", n->id, identifier);
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GError *err = NULL;
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g_dbus_connection_emit_signal(dbus_conn,
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n->dbus_client,
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"/org/freedesktop/Notifications",
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"org.freedesktop.Notifications",
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"ActionInvoked", body, &err);
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if (err) {
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printf("ActionInvoked ERROR\n");
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}
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}
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static const GDBusInterfaceVTable interface_vtable = {
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handle_method_call
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};
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static void on_bus_acquired(GDBusConnection * connection,
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const gchar * name, gpointer user_data)
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{
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guint registration_id;
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registration_id = g_dbus_connection_register_object(connection,
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"/org/freedesktop/Notifications",
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introspection_data->
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interfaces[0],
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&interface_vtable,
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NULL, NULL, NULL);
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if (registration_id <= 0) {
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fprintf(stderr, "Unable to register\n");
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exit(1);
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}
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}
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static void on_name_acquired(GDBusConnection * connection,
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const gchar * name, gpointer user_data)
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{
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dbus_conn = connection;
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}
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static void on_name_lost(GDBusConnection * connection,
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const gchar * name, gpointer user_data)
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{
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fprintf(stderr, "Name Lost. Is Another notification daemon running?\n");
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exit(1);
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}
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static RawImage * get_raw_image_from_data_hint(GVariant *icon_data)
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{
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RawImage *image = malloc(sizeof(RawImage));
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GVariant *data_variant;
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gsize expected_len;
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g_variant_get (icon_data,
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"(iiibii@ay)",
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&image->width,
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&image->height,
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&image->rowstride,
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&image->has_alpha,
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&image->bits_per_sample,
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&image->n_channels,
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&data_variant);
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expected_len = (image->height - 1) * image->rowstride + image->width
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* ((image->n_channels * image->bits_per_sample + 7) / 8);
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if (expected_len != g_variant_get_size (data_variant)) {
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fprintf(stderr, "Expected image data to be of length %" G_GSIZE_FORMAT
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" but got a " "length of %" G_GSIZE_FORMAT,
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expected_len,
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g_variant_get_size (data_variant));
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free(image);
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return NULL;
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}
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image->data = (guchar *) g_memdup (g_variant_get_data (data_variant),
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g_variant_get_size (data_variant));
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return image;
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}
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int initdbus(void)
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{
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guint owner_id;
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#if !GLIB_CHECK_VERSION(2,35,0)
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g_type_init();
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#endif
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introspection_data = g_dbus_node_info_new_for_xml(introspection_xml,
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NULL);
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owner_id = g_bus_own_name(G_BUS_TYPE_SESSION,
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"org.freedesktop.Notifications",
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G_BUS_NAME_OWNER_FLAGS_NONE,
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on_bus_acquired,
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on_name_acquired, on_name_lost, NULL, NULL);
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return owner_id;
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}
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void dbus_tear_down(int owner_id)
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{
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if (introspection_data)
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g_dbus_node_info_unref(introspection_data);
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g_bus_unown_name(owner_id);
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}
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/* vim: set ts=8 sw=8 tw=0: */
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