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/* vim:set et ts=4 sts=4:
*
* ibus-libpinyin - Intelligent Pinyin engine based on libpinyin for IBus
*
* Copyright (c) 2024 Peng Wu <alexepico@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "PYXMLUtil.h"
#include <glib.h>
#include <gio/gio.h>
#ifdef ENABLE_LIBNOTIFY
#include <libnotify/notify.h>
#endif
namespace PY {
struct EngineXMLVersion{
gboolean in_version_tag;
/* There are two versions in the XML file, only keep the first version here. */
gchar * first_version;
};
static void engine_parser_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **attribute_names,
const gchar **attribute_values,
gpointer user_data,
GError **error);
static void engine_parser_end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error);
static void engine_parser_characters (GMarkupParseContext *context,
const gchar *text,
gsize text_len,
gpointer user_data,
GError **error);
static void engine_parser_passthrough (GMarkupParseContext *context,
const gchar *passthrough_text,
gsize text_len,
gpointer user_data,
GError **error);
static void engine_parser_error (GMarkupParseContext *context,
GError *error,
gpointer user_data);
/*
* Parser
*/
static const GMarkupParser engine_xml_parser = {
engine_parser_start_element,
engine_parser_end_element,
engine_parser_characters,
engine_parser_passthrough,
engine_parser_error
};
struct EngineXMLFile{
gboolean in_version_tag;
gchar * first_version;
};
static void
engine_parser_start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **attribute_names,
const gchar **attribute_values,
gpointer user_data,
GError **error)
{
EngineXMLFile * xmlfile = (EngineXMLFile *) user_data;
if (0 == strcmp(element_name, "version"))
xmlfile->in_version_tag = TRUE;
}
static void
engine_parser_end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error)
{
EngineXMLFile * xmlfile = (EngineXMLFile *) user_data;
if (0 == strcmp(element_name, "version"))
xmlfile->in_version_tag = FALSE;
}
static void
engine_parser_characters (GMarkupParseContext *context,
const gchar *text,
gsize text_len,
gpointer user_data,
GError **error)
{
EngineXMLFile * xmlfile = (EngineXMLFile *) user_data;
if (xmlfile->in_version_tag && xmlfile->first_version == NULL)
xmlfile->first_version = g_strdup(text);
}
static void
engine_parser_passthrough (GMarkupParseContext *context,
const gchar *passthrough_text,
gsize text_len,
gpointer user_data,
GError **error)
{
}
static void
engine_parser_error (GMarkupParseContext *context,
GError *error,
gpointer user_data)
{
g_printerr ("ERROR: %s\n", error->message);
}
gchar *
load_file_content(const gchar * filename)
{
gboolean success = FALSE;
GError *error = NULL;
GFile *file = NULL;
char *data = NULL;
gsize len = 0;
file = g_file_new_for_path (filename);
success = g_file_load_contents (file, NULL, &data, &len, NULL, &error);
g_object_unref (file);
return data;
}
gboolean
parse_engine_version(const char * filename, gchar ** version)
{
GMarkupParseContext *context = NULL;
gboolean success = FALSE;
GError *error = NULL;
GFile *file = NULL;
char *data = NULL;
gsize len = 0;
EngineXMLFile xmlfile;
memset(&xmlfile, 0, sizeof(EngineXMLFile));
file = g_file_new_for_path (filename);
success = g_file_load_contents (file, NULL, &data, &len, NULL, &error);
g_object_unref (file);
context = g_markup_parse_context_new (&engine_xml_parser, G_MARKUP_DEFAULT_FLAGS, &xmlfile, NULL);
success = g_markup_parse_context_parse (context, data, len, NULL);
g_markup_parse_context_free (context);
g_free (data);
*version = xmlfile.first_version;
return TRUE;
}
void
show_message(const char* summary, const char* details)
{
#ifdef ENABLE_LIBNOTIFY
NotifyNotification* notice = notify_notification_new (summary, details, NULL);
notify_notification_show (notice, NULL);
g_object_unref (notice);
#else
if (details == NULL)
g_message ("%s\n", summary);
else
g_message ("%s\n%s\n", summary, details);
#endif
}
};
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