root/src/apps/cortex/addons/LoggingConsumer/LoggingConsumerAddOn.cpp
/*
 * Copyright 1991-1999, Be Incorporated.
 * Copyright (c) 1999-2000, Eric Moon.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions, and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */


// LoggingConsumerAddOn.cpp
// e.moon 4jun99

#include "LoggingConsumer.h"
#include "LoggingConsumerAddOn.h"
#include <Entry.h>
#include <Catalog.h>
#include <Debug.h>
#include <cstring>
#include <cstdlib>

// logfile path
const char* const               g_pLogPath = "/tmp/node_log";


#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "CortexAddOnsLoggingConsumer"


// instantiation function
extern "C" _EXPORT BMediaAddOn* make_media_addon(image_id image) {
        return new LoggingConsumerAddOn(image);
}

// -------------------------------------------------------- //
// ctor/dtor
// -------------------------------------------------------- //

LoggingConsumerAddOn::~LoggingConsumerAddOn() {
        PRINT(("~LoggingConsumerAddOn()\n"));
}
LoggingConsumerAddOn::LoggingConsumerAddOn(image_id image) :
        BMediaAddOn(image) {}

// -------------------------------------------------------- //
// BMediaAddOn impl
// -------------------------------------------------------- //

status_t LoggingConsumerAddOn::InitCheck(
        const char** out_failure_text) {
        return B_OK;
}

int32 LoggingConsumerAddOn::CountFlavors() {
        return 1;
}

status_t LoggingConsumerAddOn::GetFlavorAt(
        int32 n,
        const flavor_info** out_info) {
        if(n)
                return B_ERROR;

        flavor_info* pInfo = new flavor_info;
        pInfo->internal_id = n;
        pInfo->name = B_TRANSLATE("LoggingConsumer");
        pInfo->info = B_TRANSLATE("An add-on version of the LoggingConsumer node.\n"
                "See the Be Developer Newsletter III.18: 5 May, 1999\n"
                "adapted by Eric Moon (4 June, 1999)");
        pInfo->kinds = B_BUFFER_CONSUMER | B_CONTROLLABLE;
        pInfo->flavor_flags = 0;
        pInfo->possible_count = 0;

        pInfo->in_format_count = 1;
        media_format* pFormat = new media_format;
        pFormat->type = B_MEDIA_UNKNOWN_TYPE;
        pInfo->in_formats = pFormat;

        pInfo->out_format_count = 0;
        pInfo->out_formats = 0;


        *out_info = pInfo;
        return B_OK;
}

BMediaNode* LoggingConsumerAddOn::InstantiateNodeFor(
        const flavor_info* info,
        BMessage* config,
        status_t* out_error) {

        // initialize log file
        entry_ref ref;
        get_ref_for_path(g_pLogPath, &ref);
        LoggingConsumer* pNode = new LoggingConsumer(ref, this);

        // trim down the log's verbosity a touch
        pNode->SetEnabled(LOG_HANDLE_EVENT, false);

        return pNode;
}

status_t LoggingConsumerAddOn::GetConfigurationFor(
        BMediaNode* your_node,
        BMessage* into_message) {

        // no config yet
        return B_OK;
}

// END -- LoggingConsumerAddOn.cpp