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/*
* transmission-remote-gtk - A GTK RPC client to Transmission
* Copyright (C) 2011 Alan Fitton
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <glib.h>
#include <glib/gprintf.h>
#include <json-glib/json-glib.h>
#include <curl/curl.h>
#include "config.h"
#include "dispatch.h"
#include "http.h"
#include "json.h"
static void dispatch_async_threadfunc(struct DispatchAsyncData *task,
trg_client * client);
JsonObject *dispatch(trg_client * client, JsonNode * req, int *status)
{
gchar *serialized;
struct http_response *response;
JsonObject *deserialized;
JsonNode *result;
GError *decode_error = NULL;
serialized = trg_serialize(req);
json_node_free(req);
#ifdef DEBUG
if (g_getenv("TRG_SHOW_OUTGOING"))
g_printf("=>(outgoing)=> %s\n", serialized);
#endif
response = trg_http_perform(client, serialized);
g_free(serialized);
if (status)
*status = response->status;
if (response->status != CURLE_OK) {
http_response_free(response);
return NULL;
}
deserialized = trg_deserialize(response, &decode_error);
http_response_free(response);
if (decode_error) {
g_printf("JSON decoding error: %s\n", decode_error->message);
g_error_free(decode_error);
if (status)
*status = FAIL_JSON_DECODE;
return NULL;
}
result = json_object_get_member(deserialized, "result");
if (status
&& (!result || g_strcmp0(json_node_get_string(result), "success")))
*status = FAIL_RESPONSE_UNSUCCESSFUL;
return deserialized;
}
static void dispatch_async_threadfunc(struct DispatchAsyncData *task,
trg_client * client)
{
int status;
JsonObject *result = dispatch(client, task->req, &status);
if (task->callback)
task->callback(result, status, task->data);
g_free(task);
}
GThreadPool *dispatch_init_pool(trg_client * client)
{
return g_thread_pool_new((GFunc) dispatch_async_threadfunc, client,
DISPATCH_POOL_SIZE, FALSE, NULL);
}
gboolean dispatch_async(trg_client * client, JsonNode * req,
void (*callback) (JsonObject *, int, gpointer),
gpointer data)
{
GError *error = NULL;
struct DispatchAsyncData *args = g_new(struct DispatchAsyncData, 1);
args->callback = callback;
args->data = data;
args->req = req;
g_thread_pool_push(client->pool, args, &error);
if (error) {
g_printf("thread creation error: %s\n", error->message);
g_error_free(error);
g_free(args);
return FALSE;
} else {
return TRUE;
}
}
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