/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil; -*- */
/* vim:set et sts=4: */
/* bus - The Input Bus
* Copyright (C) 2018 Takao Fujiwara <takao.fujiwara1@gmail.com>
* Copyright (C) 2018 Red Hat, Inc.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
* USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <glib.h>
#include <glib/gstdio.h>
#include "ibusinternal.h"
#include "ibuserror.h"
#include "ibusunicode.h"
#define IBUS_UNICODE_DATA_MAGIC "IBusUnicodeData"
#define IBUS_UNICODE_BLOCK_MAGIC "IBusUnicodeBlock"
#define IBUS_UNICODE_DATA_VERSION (1)
#define IBUS_UNICODE_DESERIALIZE_SIGNALL_STR \
"deserialize-unicode"
enum {
PROP_0 = 0,
PROP_CODE,
PROP_NAME,
PROP_ALIAS,
PROP_BLOCK_NAME,
PROP_START,
PROP_END
};
struct _IBusUnicodeDataPrivate {
gunichar code;
gchar *name;
gchar *alias;
gchar *block_name;
};
struct _IBusUnicodeBlockPrivate {
gunichar start;
gunichar end;
gchar *name;
};
typedef struct {
IBusUnicodeDataLoadAsyncFinish callback;
gpointer user_data;
} IBusUnicodeDataLoadData;
#define IBUS_UNICODE_DATA_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), \
IBUS_TYPE_UNICODE_DATA, \
IBusUnicodeDataPrivate))
#define IBUS_UNICODE_BLOCK_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), \
IBUS_TYPE_UNICODE_BLOCK, \
IBusUnicodeBlockPrivate))
/* functions prototype */
static void ibus_unicode_data_set_property (IBusUnicodeData *unicode,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void ibus_unicode_data_get_property (IBusUnicodeData *unicode,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void ibus_unicode_data_destroy (IBusUnicodeData *unicode);
static gboolean ibus_unicode_data_serialize (IBusUnicodeData *unicode,
GVariantBuilder *builder);
static gint ibus_unicode_data_deserialize (IBusUnicodeData *unicode,
GVariant *variant);
static gboolean ibus_unicode_data_copy (IBusUnicodeData *dest,
const IBusUnicodeData *src);
static void ibus_unicode_block_set_property
(IBusUnicodeBlock *block,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void ibus_unicode_block_get_property
(IBusUnicodeBlock *block,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void ibus_unicode_block_destroy (IBusUnicodeBlock *block);
static gboolean ibus_unicode_block_serialize (IBusUnicodeBlock *block,
GVariantBuilder *builder);
static gint ibus_unicode_block_deserialize (IBusUnicodeBlock *block,
GVariant *variant);
static gboolean ibus_unicode_block_copy (IBusUnicodeBlock *dest,
const IBusUnicodeBlock *src);
G_DEFINE_TYPE (IBusUnicodeData, ibus_unicode_data, IBUS_TYPE_SERIALIZABLE)
G_DEFINE_TYPE (IBusUnicodeBlock, ibus_unicode_block, IBUS_TYPE_SERIALIZABLE)
static void
ibus_unicode_data_class_init (IBusUnicodeDataClass *class)
{
IBusObjectClass *object_class = IBUS_OBJECT_CLASS (class);
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
IBusSerializableClass *serializable_class = IBUS_SERIALIZABLE_CLASS (class);
object_class->destroy = (IBusObjectDestroyFunc) ibus_unicode_data_destroy;
gobject_class->set_property =
(GObjectSetPropertyFunc) ibus_unicode_data_set_property;
gobject_class->get_property =
(GObjectGetPropertyFunc) ibus_unicode_data_get_property;
serializable_class->serialize =
(IBusSerializableSerializeFunc) ibus_unicode_data_serialize;
serializable_class->deserialize =
(IBusSerializableDeserializeFunc) ibus_unicode_data_deserialize;
serializable_class->copy =
(IBusSerializableCopyFunc) ibus_unicode_data_copy;
g_type_class_add_private (class, sizeof (IBusUnicodeDataPrivate));
/* install properties */
/**
* IBusUnicodeData:code:
*
* The Uniode code point
*/
g_object_class_install_property (gobject_class,
PROP_CODE,
g_param_spec_unichar ("code",
"code point",
"The Unicode code point",
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
/**
* IBusUnicodeData:name:
*
* The Uniode name
*/
g_object_class_install_property (gobject_class,
PROP_NAME,
g_param_spec_string ("name",
"name",
"The Unicode name",
"",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
/**
* IBusUnicodeData:alias:
*
* The Uniode alias name
*/
g_object_class_install_property (gobject_class,
PROP_ALIAS,
g_param_spec_string ("alias",
"alias name",
"The Unicode alias name",
"",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
/**
* IBusUnicodeData:block-name:
*
* The Uniode block name
*/
g_object_class_install_property (gobject_class,
PROP_BLOCK_NAME,
g_param_spec_string ("block-name",
"block name",
"The Unicode block name",
"",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
}
static void
ibus_unicode_data_init (IBusUnicodeData *unicode)
{
unicode->priv = IBUS_UNICODE_DATA_GET_PRIVATE (unicode);
}
static void
ibus_unicode_data_destroy (IBusUnicodeData *unicode)
{
g_clear_pointer (&unicode->priv->name, g_free);
g_clear_pointer (&unicode->priv->alias, g_free);
g_clear_pointer (&unicode->priv->block_name, g_free);
IBUS_OBJECT_CLASS (ibus_unicode_data_parent_class)->
destroy (IBUS_OBJECT (unicode));
}
static void
ibus_unicode_data_set_property (IBusUnicodeData *unicode,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
switch (prop_id) {
case PROP_CODE:
g_assert (unicode->priv->code == 0);
unicode->priv->code = g_value_get_uint (value);
break;
case PROP_NAME:
g_assert (unicode->priv->name == NULL);
unicode->priv->name = g_value_dup_string (value);
break;
case PROP_ALIAS:
g_assert (unicode->priv->alias == NULL);
unicode->priv->alias = g_value_dup_string (value);
break;
case PROP_BLOCK_NAME:
g_free (unicode->priv->block_name);
unicode->priv->block_name = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (unicode, prop_id, pspec);
}
}
static void
ibus_unicode_data_get_property (IBusUnicodeData *unicode,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
switch (prop_id) {
case PROP_CODE:
g_value_set_uint (value, ibus_unicode_data_get_code (unicode));
break;
case PROP_NAME:
g_value_set_string (value, ibus_unicode_data_get_name (unicode));
break;
case PROP_ALIAS:
g_value_set_string (value, ibus_unicode_data_get_alias (unicode));
break;
case PROP_BLOCK_NAME:
g_value_set_string (value, ibus_unicode_data_get_block_name (unicode));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (unicode, prop_id, pspec);
}
}
static gboolean
ibus_unicode_data_serialize (IBusUnicodeData *unicode,
GVariantBuilder *builder)
{
gboolean retval = IBUS_SERIALIZABLE_CLASS (ibus_unicode_data_parent_class)->
serialize ((IBusSerializable *)unicode, builder);
g_return_val_if_fail (retval, FALSE);
#define NOTNULL(s) ((s) != NULL ? (s) : "")
/* If you will add a new property, you can append it at the end and
* you should not change the serialized order of name, longname,
* description, ... because the order is also used in other applications
* likes ibus-qt. */
g_variant_builder_add (builder, "u", unicode->priv->code);
g_variant_builder_add (builder, "s", NOTNULL (unicode->priv->name));
g_variant_builder_add (builder, "s", NOTNULL (unicode->priv->alias));
/* Use IBusUnicodeBlock for memory usage.
g_variant_builder_add (builder, "s", NOTNULL (unicode->priv->block_name));
*/
#undef NOTNULL
return TRUE;
}
static gint
ibus_unicode_data_deserialize (IBusUnicodeData *unicode,
GVariant *variant)
{
gint retval = IBUS_SERIALIZABLE_CLASS (ibus_unicode_data_parent_class)->
deserialize ((IBusSerializable *)unicode, variant);
g_return_val_if_fail (retval, 0);
/* If you will add a new property, you can append it at the end and
* you should not change the serialized order of name, longname,
* description, ... because the order is also used in other applications
* likes ibus-qt. */
g_variant_get_child (variant, retval++, "u", &unicode->priv->code);
ibus_g_variant_get_child_string (variant, retval++,
&unicode->priv->name);
ibus_g_variant_get_child_string (variant, retval++,
&unicode->priv->alias);
/* Use IBusUnicodeBlock for memory usage.
ibus_g_variant_get_child_string (variant, retval++,
&unicode->priv->block_name);
*/
return retval;
}
static gboolean
ibus_unicode_data_copy (IBusUnicodeData *dest,
const IBusUnicodeData *src)
{
gboolean retval = IBUS_SERIALIZABLE_CLASS (ibus_unicode_data_parent_class)->
copy ((IBusSerializable *)dest,
(IBusSerializable *)src);
g_return_val_if_fail (retval, FALSE);
dest->priv->code = src->priv->code;
dest->priv->name = g_strdup (src->priv->name);
dest->priv->alias = g_strdup (src->priv->alias);
dest->priv->block_name = g_strdup (src->priv->block_name);
return TRUE;
}
IBusUnicodeData *
ibus_unicode_data_new (const gchar *first_property_name, ...)
{
va_list var_args;
IBusUnicodeData *unicode;
g_assert (first_property_name != NULL);
va_start (var_args, first_property_name);
unicode = (IBusUnicodeData *) g_object_new_valist (IBUS_TYPE_UNICODE_DATA,
first_property_name,
var_args);
va_end (var_args);
/* code is required. Other properties are set in class_init by default. */
g_assert (unicode->priv->name != NULL);
g_assert (unicode->priv->alias != NULL);
g_assert (unicode->priv->block_name != NULL);
return unicode;
}
gunichar
ibus_unicode_data_get_code (IBusUnicodeData *unicode)
{
g_return_val_if_fail (IBUS_IS_UNICODE_DATA (unicode), G_MAXUINT32);
return unicode->priv->code;
}
const gchar *
ibus_unicode_data_get_name (IBusUnicodeData *unicode)
{
g_return_val_if_fail (IBUS_IS_UNICODE_DATA (unicode), "");
return unicode->priv->name;
}
const gchar *
ibus_unicode_data_get_alias (IBusUnicodeData *unicode)
{
g_return_val_if_fail (IBUS_IS_UNICODE_DATA (unicode), "");
return unicode->priv->alias;
}
const gchar *
ibus_unicode_data_get_block_name (IBusUnicodeData *unicode)
{
g_return_val_if_fail (IBUS_IS_UNICODE_DATA (unicode), "");
return unicode->priv->block_name;
}
void
ibus_unicode_data_set_block_name (IBusUnicodeData *unicode,
const gchar *block_name)
{
g_return_if_fail (IBUS_IS_UNICODE_DATA (unicode));
g_free (unicode->priv->block_name);
unicode->priv->block_name = g_strdup (block_name);
}
static void
variant_foreach_add_unicode (IBusUnicodeData *unicode,
GVariantBuilder *builder)
{
g_variant_builder_add (
builder, "v",
ibus_serializable_serialize (IBUS_SERIALIZABLE (unicode)));
}
static GVariant *
ibus_unicode_data_list_serialize (GSList *list)
{
GVariantBuilder builder;
g_variant_builder_init (&builder, G_VARIANT_TYPE ("av"));
g_slist_foreach (list, (GFunc) variant_foreach_add_unicode, &builder);
return g_variant_builder_end (&builder);
}
static GSList *
ibus_unicode_data_list_deserialize (GVariant *variant,
GObject *source_object)
{
GSList *list = NULL;
GVariantIter iter;
GVariant *unicode_variant = NULL;
gsize i, size;
gboolean has_signal = FALSE;
if (G_IS_OBJECT (source_object)) {
has_signal = g_signal_lookup (
IBUS_UNICODE_DESERIALIZE_SIGNALL_STR,
G_OBJECT_TYPE (source_object));
if (!has_signal) {
const gchar *type_name =
g_type_name (G_OBJECT_TYPE (source_object));
g_warning ("GObject %s does not have the signal \"%s\"",
type_name ? type_name : "(null)",
IBUS_UNICODE_DESERIALIZE_SIGNALL_STR);
}
}
g_variant_iter_init (&iter, variant);
size = g_variant_iter_n_children (&iter);
i = 0;
while (g_variant_iter_loop (&iter, "v", &unicode_variant)) {
IBusUnicodeData *data =
IBUS_UNICODE_DATA (ibus_serializable_deserialize (
unicode_variant));
list = g_slist_append (list, data);
g_clear_pointer (&unicode_variant, g_variant_unref);
if (has_signal && (i == 0 || ((i + 1) % 100) == 0)) {
g_signal_emit_by_name (source_object,
IBUS_UNICODE_DESERIALIZE_SIGNALL_STR,
i + 1, size);
}
i++;
}
if (has_signal && (i != 1 && (i % 100) != 0)) {
g_signal_emit_by_name (source_object,
IBUS_UNICODE_DESERIALIZE_SIGNALL_STR,
i, size);
}
return list;
}
void
ibus_unicode_data_save (const gchar *path,
GSList *list)
{
GVariant *variant;
const gchar *header = IBUS_UNICODE_DATA_MAGIC;
const guint16 version = IBUS_UNICODE_DATA_VERSION;
const gchar *contents;
gsize length;
gchar *dir;
GStatBuf buf = { 0, };
GError *error = NULL;
g_return_if_fail (path != NULL);
g_return_if_fail (list != NULL);
if (list->data == NULL) {
g_warning ("Failed to save IBus Unicode data: Need a list data.");
return;
}
variant = g_variant_new ("(sqv)",
header,
version,
ibus_unicode_data_list_serialize (list));
contents = g_variant_get_data (variant);
length = g_variant_get_size (variant);
dir = g_path_get_dirname (path);
if (g_strcmp0 (dir, ".") != 0 && g_stat (dir, &buf) != 0) {
g_mkdir_with_parents (dir, 0777);
}
g_free (dir);
if (!g_file_set_contents (path, contents, length, &error)) {
g_warning ("Failed to save Unicode dict %s: %s", path, error->message);
g_error_free (error);
}
g_variant_unref (variant);
}
static GSList *
ibus_unicode_data_load_with_error (const gchar *path,
GObject *source_object,
GError **error)
{
gchar *contents = NULL;
gsize length = 0;
GVariant *variant_table = NULL;
GVariant *variant = NULL;
const gchar *header = NULL;
guint16 version = 0;
GSList *retval = NULL;
if (!g_file_test (path, G_FILE_TEST_EXISTS)) {
g_set_error (error,
IBUS_ERROR,
IBUS_ERROR_FAILED,
"Unicode dict does not exist: %s", path);
goto out_load_cache;
}
if (!g_file_get_contents (path, &contents, &length, error)) {
goto out_load_cache;
}
variant_table = g_variant_new_from_data (G_VARIANT_TYPE ("(sq)"),
contents,
length,
FALSE,
NULL,
NULL);
if (variant_table == NULL) {
g_set_error (error,
IBUS_ERROR,
IBUS_ERROR_FAILED,
"cache table is broken.");
goto out_load_cache;
}
g_variant_get (variant_table, "(&sq)", &header, &version);
if (g_strcmp0 (header, IBUS_UNICODE_DATA_MAGIC) != 0) {
g_set_error (error,
IBUS_ERROR,
IBUS_ERROR_FAILED,
"cache is not IBusUnicodeData.");
goto out_load_cache;
}
if (version > IBUS_UNICODE_DATA_VERSION) {
g_set_error (error,
IBUS_ERROR,
IBUS_ERROR_FAILED,
"cache version is different: %u != %u",
version, IBUS_UNICODE_DATA_VERSION);
goto out_load_cache;
}
version = 0;
header = NULL;
g_variant_unref (variant_table);
variant_table = g_variant_new_from_data (G_VARIANT_TYPE ("(sqv)"),
contents,
length,
FALSE,
NULL,
NULL);
if (variant_table == NULL) {
g_set_error (error,
IBUS_ERROR,
IBUS_ERROR_FAILED,
"cache table is broken.");
goto out_load_cache;
}
g_variant_get (variant_table, "(&sqv)",
NULL,
NULL,
&variant);
if (variant == NULL) {
g_set_error (error,
IBUS_ERROR,
IBUS_ERROR_FAILED,
"cache dict is broken.");
goto out_load_cache;
}
retval = ibus_unicode_data_list_deserialize (variant, source_object);
out_load_cache:
if (variant)
g_variant_unref (variant);
if (variant_table)
g_variant_unref (variant_table);
g_free (contents);
return retval;
}
GSList *
ibus_unicode_data_load (const gchar *path,
GObject *source_object)
{
GError *error = NULL;
GSList *retval = ibus_unicode_data_load_with_error (path,
source_object,
&error);
if (retval == NULL) {
g_warning ("%s", error->message);
g_error_free (error);
}
return retval;
}
static void
ibus_unicode_data_load_async_thread (GTask *task,
gpointer source_object,
gpointer task_data,
GCancellable *cancellable)
{
GSList *retval;
gchar *path = (gchar *)task_data;
GError *error = NULL;
g_assert (path != NULL);
retval = ibus_unicode_data_load_with_error (path, source_object, &error);
g_free (path);
if (retval == NULL)
g_task_return_error (task, error);
else
g_task_return_pointer (task, retval, NULL);
g_object_unref (task);
}
static void
ibus_unicode_data_load_async_done (GObject *source_object,
GAsyncResult *res,
gpointer user_data)
{
IBusUnicodeDataLoadData *data = (IBusUnicodeDataLoadData*)user_data;
GSList *list;
GError *error = NULL;
g_assert (data != NULL);
list = g_task_propagate_pointer (G_TASK (res), &error);
if (error) {
g_warning ("%s", error->message);
g_error_free (error);
data->callback (NULL, data->user_data);
} else {
data->callback (list, data->user_data);
}
g_slice_free (IBusUnicodeDataLoadData, data);
}
void
ibus_unicode_data_load_async (const gchar *path,
GObject *source_object,
GCancellable *cancellable,
IBusUnicodeDataLoadAsyncFinish
callback,
gpointer user_data)
{
GTask *task;
IBusUnicodeDataLoadData *data;
g_return_if_fail (path != NULL);
data = g_slice_new0 (IBusUnicodeDataLoadData);
data->callback = callback;
data->user_data = user_data;
task = g_task_new (source_object,
cancellable,
ibus_unicode_data_load_async_done,
data);
g_task_set_source_tag (task, ibus_unicode_data_load_async);
g_task_set_task_data (task, g_strdup (path), NULL);
g_task_run_in_thread (task, ibus_unicode_data_load_async_thread);
}
static void
ibus_unicode_block_class_init (IBusUnicodeBlockClass *class)
{
IBusObjectClass *object_class = IBUS_OBJECT_CLASS (class);
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
IBusSerializableClass *serializable_class = IBUS_SERIALIZABLE_CLASS (class);
object_class->destroy = (IBusObjectDestroyFunc) ibus_unicode_block_destroy;
gobject_class->set_property =
(GObjectSetPropertyFunc) ibus_unicode_block_set_property;
gobject_class->get_property =
(GObjectGetPropertyFunc) ibus_unicode_block_get_property;
serializable_class->serialize =
(IBusSerializableSerializeFunc) ibus_unicode_block_serialize;
serializable_class->deserialize =
(IBusSerializableDeserializeFunc) ibus_unicode_block_deserialize;
serializable_class->copy =
(IBusSerializableCopyFunc) ibus_unicode_block_copy;
g_type_class_add_private (class, sizeof (IBusUnicodeBlockPrivate));
/* install properties */
/**
* IBusUnicodeBlock:start:
*
* The Uniode start code point
*/
g_object_class_install_property (gobject_class,
PROP_START,
/* Cannot use g_param_spec_unichar() for the Unicode
* boundary values because the function checks
* if the value is a valid Unicode besides MAXUINT.
*/
g_param_spec_uint ("start",
"start code point",
"The Unicode start code point",
0,
G_MAXUINT,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
/**
* IBusUnicodeBlock:end:
*
* The Uniode end code point
*/
g_object_class_install_property (gobject_class,
PROP_END,
/* Cannot use g_param_spec_unichar() for the Unicode
* boundary values because the function checks
* if the value is a valid Unicode besides MAXUINT.
*/
g_param_spec_uint ("end",
"end code point",
"The Unicode end code point",
0,
G_MAXUINT,
0,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
/**
* IBusUnicodeBlock:name:
*
* The Uniode block name
*/
g_object_class_install_property (gobject_class,
PROP_NAME,
g_param_spec_string ("name",
"name",
"The Unicode name",
"",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
}
static void
ibus_unicode_block_init (IBusUnicodeBlock *block)
{
block->priv = IBUS_UNICODE_BLOCK_GET_PRIVATE (block);
}
static void
ibus_unicode_block_destroy (IBusUnicodeBlock *block)
{
g_clear_pointer (&block->priv->name, g_free);
IBUS_OBJECT_CLASS (ibus_unicode_data_parent_class)->
destroy (IBUS_OBJECT (block));
}
static void
ibus_unicode_block_set_property (IBusUnicodeBlock *block,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
switch (prop_id) {
case PROP_START:
g_assert (block->priv->start == 0);
block->priv->start = g_value_get_uint (value);
break;
case PROP_END:
g_assert (block->priv->end == 0);
block->priv->end = g_value_get_uint (value);
break;
case PROP_NAME:
g_assert (block->priv->name == NULL);
block->priv->name = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (block, prop_id, pspec);
}
}
static void
ibus_unicode_block_get_property (IBusUnicodeBlock *block,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
switch (prop_id) {
case PROP_START:
g_value_set_uint (value, ibus_unicode_block_get_start (block));
break;
case PROP_END:
g_value_set_uint (value, ibus_unicode_block_get_end (block));
break;
case PROP_NAME:
g_value_set_string (value, ibus_unicode_block_get_name (block));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (block, prop_id, pspec);
}
}
static gboolean
ibus_unicode_block_serialize (IBusUnicodeBlock *block,
GVariantBuilder *builder)
{
gboolean retval = IBUS_SERIALIZABLE_CLASS (ibus_unicode_block_parent_class)->
serialize ((IBusSerializable *)block, builder);
g_return_val_if_fail (retval, FALSE);
#define NOTNULL(s) ((s) != NULL ? (s) : "")
/* If you will add a new property, you can append it at the end and
* you should not change the serialized order of name, longname,
* description, ... because the order is also used in other applications
* likes ibus-qt. */
g_variant_builder_add (builder, "u", block->priv->start);
g_variant_builder_add (builder, "u", block->priv->end);
g_variant_builder_add (builder, "s", NOTNULL (block->priv->name));
#undef NOTNULL
return TRUE;
}
static gint
ibus_unicode_block_deserialize (IBusUnicodeBlock *block,
GVariant *variant)
{
gint retval = IBUS_SERIALIZABLE_CLASS (ibus_unicode_block_parent_class)->
deserialize ((IBusSerializable *)block, variant);
g_return_val_if_fail (retval, 0);
/* If you will add a new property, you can append it at the end and
* you should not change the serialized order of name, longname,
* description, ... because the order is also used in other applications
* likes ibus-qt. */
g_variant_get_child (variant, retval++, "u", &block->priv->start);
g_variant_get_child (variant, retval++, "u", &block->priv->end);
ibus_g_variant_get_child_string (variant, retval++,
&block->priv->name);
return retval;
}
static gboolean
ibus_unicode_block_copy (IBusUnicodeBlock *dest,
const IBusUnicodeBlock *src)
{
gboolean retval = IBUS_SERIALIZABLE_CLASS (ibus_unicode_block_parent_class)->
copy ((IBusSerializable *)dest,
(IBusSerializable *)src);
g_return_val_if_fail (retval, FALSE);
dest->priv->start = src->priv->start;
dest->priv->end = src->priv->end;
dest->priv->name = g_strdup (src->priv->name);
return TRUE;
}
IBusUnicodeBlock *
ibus_unicode_block_new (const gchar *first_property_name, ...)
{
va_list var_args;
IBusUnicodeBlock *block;
g_assert (first_property_name != NULL);
va_start (var_args, first_property_name);
block = (IBusUnicodeBlock *) g_object_new_valist (IBUS_TYPE_UNICODE_BLOCK,
first_property_name,
var_args);
va_end (var_args);
/* end is required. Other properties are set in class_init by default. */
g_assert (block->priv->start != block->priv->end);
g_assert (block->priv->name != NULL);
return block;
}
gunichar
ibus_unicode_block_get_start (IBusUnicodeBlock *block)
{
g_return_val_if_fail (IBUS_IS_UNICODE_BLOCK (block), G_MAXUINT32);
return block->priv->start;
}
gunichar
ibus_unicode_block_get_end (IBusUnicodeBlock *block)
{
g_return_val_if_fail (IBUS_IS_UNICODE_BLOCK (block), G_MAXUINT32);
return block->priv->end;
}
const gchar *
ibus_unicode_block_get_name (IBusUnicodeBlock *block)
{
g_return_val_if_fail (IBUS_IS_UNICODE_BLOCK (block), "");
return block->priv->name;
}
static void
variant_foreach_add_block (IBusUnicodeBlock *block,
GVariantBuilder *builder)
{
g_variant_builder_add (
builder, "v",
ibus_serializable_serialize (IBUS_SERIALIZABLE (block)));
}
static GVariant *
ibus_unicode_block_list_serialize (GSList *list)
{
GVariantBuilder builder;
g_variant_builder_init (&builder, G_VARIANT_TYPE ("av"));
g_slist_foreach (list, (GFunc) variant_foreach_add_block, &builder);
return g_variant_builder_end (&builder);
}
static GSList *
ibus_unicode_block_list_deserialize (GVariant *variant)
{
GSList *list = NULL;
GVariantIter iter;
GVariant *unicode_variant = NULL;
g_variant_iter_init (&iter, variant);
while (g_variant_iter_loop (&iter, "v", &unicode_variant)) {
IBusUnicodeBlock *data =
IBUS_UNICODE_BLOCK (ibus_serializable_deserialize (
unicode_variant));
list = g_slist_append (list, data);
g_clear_pointer (&unicode_variant, g_variant_unref);
}
return list;
}
void
ibus_unicode_block_save (const gchar *path,
GSList *list)
{
GVariant *variant;
const gchar *header = IBUS_UNICODE_BLOCK_MAGIC;
const guint16 version = IBUS_UNICODE_DATA_VERSION;
const gchar *contents;
gsize length;
gchar *dir;
GStatBuf buf = { 0, };
GError *error = NULL;
g_return_if_fail (path != NULL);
g_return_if_fail (list != NULL);
if (list->data == NULL) {
g_warning ("Failed to save IBus Unicode block: Need a list data.");
return;
}
variant = g_variant_new ("(sqv)",
header,
version,
ibus_unicode_block_list_serialize (list));
contents = g_variant_get_data (variant);
length = g_variant_get_size (variant);
dir = g_path_get_dirname (path);
if (g_strcmp0 (dir, ".") != 0 && g_stat (dir, &buf) != 0) {
g_mkdir_with_parents (dir, 0777);
}
g_free (dir);
if (!g_file_set_contents (path, contents, length, &error)) {
g_warning ("Failed to save Unicode dict %s: %s", path, error->message);
g_error_free (error);
}
g_variant_unref (variant);
}
GSList *
ibus_unicode_block_load (const gchar *path)
{
gchar *contents = NULL;
gsize length = 0;
GError *error = NULL;
GVariant *variant_table = NULL;
GVariant *variant = NULL;
const gchar *header = NULL;
guint16 version = 0;
GSList *retval = NULL;
if (!g_file_test (path, G_FILE_TEST_EXISTS)) {
g_warning ("Unicode dict does not exist: %s", path);
goto out_load_cache;
}
if (!g_file_get_contents (path, &contents, &length, &error)) {
g_warning ("Failed to get dict content %s: %s", path, error->message);
g_error_free (error);
goto out_load_cache;
}
variant_table = g_variant_new_from_data (G_VARIANT_TYPE ("(sq)"),
contents,
length,
FALSE,
NULL,
NULL);
if (variant_table == NULL) {
g_warning ("cache table is broken.");
goto out_load_cache;
}
g_variant_get (variant_table, "(&sq)", &header, &version);
if (g_strcmp0 (header, IBUS_UNICODE_BLOCK_MAGIC) != 0) {
g_warning ("cache is not IBusUnicodeBlock.");
goto out_load_cache;
}
if (version > IBUS_UNICODE_DATA_VERSION) {
g_warning ("cache version is different: %u != %u",
version, IBUS_UNICODE_DATA_VERSION);
goto out_load_cache;
}
version = 0;
header = NULL;
g_variant_unref (variant_table);
variant_table = g_variant_new_from_data (G_VARIANT_TYPE ("(sqv)"),
contents,
length,
FALSE,
NULL,
NULL);
if (variant_table == NULL) {
g_warning ("cache table is broken.");
goto out_load_cache;
}
g_variant_get (variant_table, "(&sqv)",
NULL,
NULL,
&variant);
if (variant == NULL) {
g_warning ("cache dict is broken.");
goto out_load_cache;
}
retval = ibus_unicode_block_list_deserialize (variant);
out_load_cache:
if (variant)
g_variant_unref (variant);
if (variant_table)
g_variant_unref (variant_table);
g_free (contents);
return retval;
}