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/*
This file is part of mpdscribble,
another audioscrobbler plugin for music player daemon.
Copyright © 2005 Kuno Woudt <kuno@frob.nl>
mpdscribble 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.
mpdscribble 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 mpdscribble; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <libsoup/soup.h>
#include "conn.h"
#include "misc.h"
#include "as.h"
struct global {
SoupSession *session;
SoupUri *base_uri;
char *base;
int pending;
char *receive;
size_t count;
callback_t *callback;
GMainLoop *mainloop;
};
static struct global g;
void
conn_grow_buffer (size_t new)
{
g.receive = realloc (g.receive, new);
if (!g.receive)
fatal ("out of memory");
}
static void
conn_callback (SoupMessage * msg, gpointer uri)
{
size_t l;
if (SOUP_STATUS_IS_SUCCESSFUL (msg->status_code))
{
l = msg->response.length;
conn_grow_buffer (g.count + l);
memcpy (g.receive + g.count, msg->response.body, l);
g.count += l;
}
soup_uri_free (uri);
if (!--g.pending)
{
g.callback (g.count, g.receive);
free (g.receive);
g.receive = NULL;
g.count = 0;
g_main_loop_quit (g.mainloop);
g_main_loop_unref (g.mainloop);
}
}
void
conn_setup (void)
{
g_type_init ();
g_thread_init (NULL);
g.base_uri = NULL;
g.receive = NULL;
g.pending = 0;
g.count = 0;
}
static int
conn_mainloop_quit (void *data)
{
g_main_loop_quit (g.mainloop);
}
int
conn_initiate (char *url, callback_t *callback, char *post_data,
unsigned int seconds)
{
SoupMessage *msg;
g.callback = callback;
g.base = url;
g.base_uri = soup_uri_new (g.base);
if (!g.base_uri)
fatal ("Could not parse '%s' as a URL", g.base);
g.session = soup_session_async_new ();
if (post_data)
{
msg = soup_message_new (SOUP_METHOD_POST, g.base);
soup_message_set_request
(msg, "application/x-www-form-urlencoded",
SOUP_BUFFER_USER_OWNED, post_data, strlen (post_data));
soup_message_add_header (msg->request_headers, "User-Agent",
AS_CLIENT_ID "/" AS_CLIENT_VERSION);
soup_message_add_header (msg->request_headers, "Pragma", "no-cache");
soup_message_add_header (msg->request_headers, "Accept", "*/*");
}
else
{
msg = soup_message_new (SOUP_METHOD_GET, g.base);
}
soup_message_set_flags (msg, SOUP_MESSAGE_NO_REDIRECT);
g.pending++;
soup_session_queue_message (g.session, msg,
conn_callback, soup_uri_new (g.base));
g.mainloop = g_main_loop_new (g_main_context_default (), FALSE);
g_timeout_add (seconds * 1000, &conn_mainloop_quit, NULL);
return CONN_OK;
}
int
conn_pending (void)
{
return g.pending;
}
int
conn_poll (void)
{
g_main_loop_run (g.mainloop);
/*
while (g_main_context_pending (NULL))
g_main_context_iteration(NULL, FALSE);
*/
if (!g.pending && g.base_uri)
{
soup_uri_free (g.base_uri);
g.base_uri = NULL;
}
return g.pending;
}
void
conn_cleanup (void)
{
if (g.receive)
free (g.receive);
}
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