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/*
* 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 Library 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.
*
* StageProfiPlugin.cpp
* The StageProfi plugin for ola
* Copyright (C) 2006 Simon Newton
*/
#include <stdlib.h>
#include <stdio.h>
#include <string>
#include <vector>
#include "ola/Logging.h"
#include "olad/PluginAdaptor.h"
#include "olad/Preferences.h"
#include "plugins/stageprofi/StageProfiDevice.h"
#include "plugins/stageprofi/StageProfiPlugin.h"
namespace ola {
namespace plugin {
namespace stageprofi {
using ola::io::ConnectedDescriptor;
using std::string;
using std::vector;
const char StageProfiPlugin::STAGEPROFI_DEVICE_PATH[] = "/dev/ttyUSB0";
const char StageProfiPlugin::STAGEPROFI_DEVICE_NAME[] = "StageProfi Device";
const char StageProfiPlugin::PLUGIN_NAME[] = "StageProfi";
const char StageProfiPlugin::PLUGIN_PREFIX[] = "stageprofi";
const char StageProfiPlugin::DEVICE_KEY[] = "device";
/*
* Start the plugin
*
* Multiple devices now supported
*/
bool StageProfiPlugin::StartHook() {
vector<string> device_names;
vector<string>::iterator it;
StageProfiDevice *device;
// fetch device listing
device_names = m_preferences->GetMultipleValue(DEVICE_KEY);
for (it = device_names.begin(); it != device_names.end(); ++it) {
if (it->empty())
continue;
device = new StageProfiDevice(this, STAGEPROFI_DEVICE_NAME, *it);
if (!device->Start()) {
delete device;
continue;
}
m_plugin_adaptor->AddReadDescriptor(device->GetSocket());
m_plugin_adaptor->RegisterDevice(device);
m_devices.push_back(device);
}
return true;
}
/*
* Stop the plugin
* @return true on success, false on failure
*/
bool StageProfiPlugin::StopHook() {
vector<StageProfiDevice*>::iterator iter;
for (iter = m_devices.begin(); iter != m_devices.end(); ++iter) {
m_plugin_adaptor->RemoveReadDescriptor((*iter)->GetSocket());
DeleteDevice(*iter);
}
m_devices.clear();
return true;
}
/*
* Return the description for this plugin
*/
string StageProfiPlugin::Description() const {
return
"StageProfi Plugin\n"
"----------------------------\n"
"\n"
"This plugin creates devices with one output port.\n"
"\n"
"--- Config file : ola-stageprofi.conf ---\n"
"\n"
"device = /dev/ttyUSB0\n"
"device = 192.168.1.250\n"
"The device to use either as a path for the USB version or an IP address\n"
"for the LAN version. Multiple devices are supported.\n"
"\n";
}
/*
* Called when the file descriptor is closed.
*/
int StageProfiPlugin::SocketClosed(ConnectedDescriptor *socket) {
vector<StageProfiDevice*>::iterator iter;
for (iter = m_devices.begin(); iter != m_devices.end(); ++iter) {
if ((*iter)->GetSocket() == socket)
break;
}
if (iter == m_devices.end()) {
OLA_WARN << "unknown fd";
return -1;
}
DeleteDevice(*iter);
m_devices.erase(iter);
return 0;
}
/*
* load the plugin prefs and default to sensible values
*
*/
bool StageProfiPlugin::SetDefaultPreferences() {
if (!m_preferences)
return false;
bool save = false;
save |= m_preferences->SetDefaultValue(DEVICE_KEY, StringValidator(),
STAGEPROFI_DEVICE_PATH);
if (save)
m_preferences->Save();
if (m_preferences->GetValue(DEVICE_KEY).empty())
return false;
return true;
}
/*
* Cleanup a single device
*/
void StageProfiPlugin::DeleteDevice(StageProfiDevice *device) {
m_plugin_adaptor->UnregisterDevice(device);
device->Stop();
delete device;
}
} // namespace stageprofi
} // namespace plugin
} // namespace ola
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