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/*
 * Copyright (C) 2003-2009 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * 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 "config.h"
#include "input_init.h"
#include "input_plugin.h"
#include "input_registry.h"
#include "conf.h"

#include <string.h>

/**
 * Find the "input" configuration block for the specified plugin.
 *
 * @param plugin_name the name of the input plugin
 * @return the configuration block, or NULL if none was configured
 */
static const struct config_param *
input_plugin_config(const char *plugin_name)
{
	const struct config_param *param = NULL;

	while ((param = config_get_next_param(CONF_INPUT, param)) != NULL) {
		const char *name =
			config_get_block_string(param, "plugin", NULL);
		if (name == NULL)
			g_error("input configuration without 'plugin' name in line %d",
				param->line);

		if (strcmp(name, plugin_name) == 0)
			return param;
	}

	return NULL;
}

void input_stream_global_init(void)
{
	for (unsigned i = 0; input_plugins[i] != NULL; ++i) {
		const struct input_plugin *plugin = input_plugins[i];
		const struct config_param *param =
			input_plugin_config(plugin->name);

		if (!config_get_block_bool(param, "enabled", true))
			/* the plugin is disabled in mpd.conf */
			continue;

		if (plugin->init == NULL || plugin->init(param))
			input_plugins_enabled[i] = true;
	}
}

void input_stream_global_finish(void)
{
	for (unsigned i = 0; input_plugins[i] != NULL; ++i)
		if (input_plugins_enabled[i] &&
		    input_plugins[i]->finish != NULL)
			input_plugins[i]->finish();
}