/* Like getJobFolder but with some prefix and suffix text
* to get an *.js file.
* */
onion_connection_status OnionServer::getJobFolderWrapped(
Onion::Request &req, Onion::Response &res ){
res.write("json_job_files = ", 17);
onion_connection_status ret = getJobFolder(req, res);
res.write(";", 1);
return ret;
}
/* Like 'search_file' */
onion_connection_status OnionServer::getSettingKinectWrapped(
Onion::Request &req, Onion::Response &res)
{
const char* path = onion_request_get_fullpath( req.c_handler() );
#ifdef VERBOSE
printf("Request of %s.\n",path);
#endif
std::string filename("./html/");
filename.append(path);
std::ifstream file(filename.c_str());
std::string line;
if( file.is_open()){
/* Create header with mime type and charset information for several file extensions.
* This is just a workaround. There should be an automatic mechanicm
* in libonion. */
int periodPos = filename.find_last_of('.');
std::string extension = filename.substr(periodPos+1);
std::string key("Content-Type");
std::string defaultType("text/html; charset: utf-8");
std::string mime = m_mimedict.get( extension , defaultType ) ;
res.setHeader(key,mime);
onion_response_write_headers(res.c_handler());// missing in cpp bindings?
//res.writeHeaders();//this was added by me...
try{
/*
res.write("json_kinect = ", 14);
const char* kinect = m_settingKinect.getConfig(true);
size_t len = strlen( kinect );
res.write(kinect, (int) len );
res.write(";\n", 2 );
*/
while (std::getline(file, line)) {
res.write( line.c_str(), line.size() );
res.write("\n", 1 );
}
}//catch ( const boost::iobase::failure &ex )
catch ( const std::exception & ex ){
std::cerr << "Can not read " << filename << std::endl;
res.write( ErrReadFailed.c_str(), ErrReadFailed.size());
}
}else{
res.write( ErrNotFound.c_str(), ErrNotFound.size());
}
return OCS_PROCESSED;
}
/* Like getJobTimings but with some prefix and suffix text
* to get an *.js file.
* Moreover, the sending of all state fields will forced.
* */
onion_connection_status OnionServer::getJobTimingsWrapped(
Onion::Request &req, Onion::Response &res ){
int actionid = 12;
res.write("job_timings = ", 14);
if( ! updateSignal(&req, actionid, &res) ){
//signals did not write into response. Write default reply.
std::string reply("'Request not handled.'");
res.write( reply.c_str(), reply.size() );
}
res.write(";", 1);
return OCS_PROCESSED;
}
/*
* Returns json struct of current settings.
*/
onion_connection_status OnionServer::getSettingKinect(
Onion::Request &req, Onion::Response &res ){
const char* kinect = m_settingKinect.getConfig(true);
size_t len = strlen( kinect );
res.write(kinect, (int) len );
return OCS_PROCESSED;
}
/*
* Returns json struct of current settings.
*/
onion_connection_status OnionServer::getB9CreatorSettings(
Onion::Request &req, Onion::Response &res ){
const char* b9Creator = m_b9CreatorSettings.getConfig(true);
size_t len = strlen( b9Creator );
res.write(b9Creator, (int) len );
return OCS_PROCESSED;
}
/* SendSignal with actionid=HTTP_ACTION_GET_PREVIEW_IMAGE to get png image from
* DisplayManager.
*/
onion_connection_status OnionServer::preview(
Onion::Request &req, Onion::Response &res ){
int actionid = HTTP_ACTION_GET_PREVIEW_IMAGE;
if( -3 == updateSignal(&req, actionid, &res) ){
//signals did not wrote into response. Write default reply.
std::string reply("Could not generate Image.");
res.write( reply.c_str(), reply.size() );
}
return OCS_PROCESSED;
}
/*
* Parse data from client. Use actionid-arg to distinct different
* cases.
*/
onion_connection_status OnionServer::updateData(
Onion::Request &req, Onion::Response &res) {
/* Default reply is 'reload' which force reload
* of complete website. In mosty cases this string will replaced
* by one of the signal handlers.
*/
int actionid = atoi( onion_request_get_queryd(req.c_handler(), "actionid","0") );
const int updateResult = updateSignal( &req, actionid, &res);
if( -3 == updateResult ){
// Nothing was written. Write default reply (empty string).
res.write("", 0);
}
else if( -2 == updateResult ){
// Nothing was written and reload should be forced.
std::string reply("reload");
res.write(reply.c_str(), reply.size() );
}
return OCS_PROCESSED;
}
/*
Returns json struct of filenames in job files folder.
*/
onion_connection_status OnionServer::getJobFolder(
Onion::Request &req, Onion::Response &res ){
std::string &folder = m_b9CreatorSettings.m_b9jDir;
std::ostringstream json_reply;
fs::path full_path = fs::system_complete( fs::path( folder ) );
unsigned long file_count = 0;
json_reply << "{ \"name\" : \"" << folder << "\", \"content\" : [" ;
if( !fs::exists( full_path ) ){
std::cout << "Not found: " << full_path.filename() << std::endl;
json_reply << "\"none\"";
}else if ( !fs::is_directory( full_path ) ){
std::cout << "Path is no directory: " << full_path.filename() << std::endl;
json_reply << "\"none\"";
}else{
fs::directory_iterator end_iter;
for ( fs::directory_iterator dir_itr( full_path );
dir_itr != end_iter;
++dir_itr )
{
try
{
if (! fs::is_directory( dir_itr->status() ) )
{ //regluar file or symbolic link
if( file_count ) json_reply << ", " << std::endl;
json_reply << "{ \"" << file_count << "\": " \
<< dir_itr->path().filename() << " }";
++file_count;
}
/*Remark: The index numbers are sourounded by "'s
* to avoid problems on the javascript side.
* I.E. {"0" : "filename" }.
* */
}
catch ( const std::exception & ex )
{
std::cout << dir_itr->path().filename() << " " << ex.what() << std::endl;
}
}
}
json_reply << "] }" ;
std::string json_replyStr = json_reply.str();
size_t len = json_replyStr.size();
res.write(json_replyStr.c_str(), (int) len );
return OCS_PROCESSED;
}
/*
* Convert all enties of message queue into json code and send this file
* to the client.
* Unused fragment of TinyPrint app.
*/
onion_connection_status OnionServer::getPrinterMessages(
Onion::Request &req, Onion::Response &res ){
Messages &q = m_settingKinect.m_queues;
cJSON* tmp = jsonMessages("serialMessages", q.m_messageQueue);
if( tmp != NULL ){
char* json_serialMessages = cJSON_Print( tmp );
size_t len = strlen( json_serialMessages );
res.write(json_serialMessages, (int) len);
cJSON_Delete(tmp);
tmp = NULL;
free(json_serialMessages);
json_serialMessages = NULL;
}else{
const char* json_serialMessages = "(OnionServer) Serial Messages Error";
size_t len = strlen( json_serialMessages );
res.write(json_serialMessages, (int) len);
//Do not free json_serialMessages in this case. It's point to static string here.
}
return OCS_PROCESSED;
}
/*
* Convert all enties of message queue into json code and send this file
* to the client.
*/
onion_connection_status OnionServer::getPrinterMessages(
Onion::Request &req, Onion::Response &res ){
Messages &q = m_b9CreatorSettings.m_queues;
cJSON* tmp = jsonMessages("serialMessages", q.m_messageQueue);
if( tmp != NULL ){
char* json_serialMessages = cJSON_Print( tmp );
size_t len = strlen( json_serialMessages );
res.write(json_serialMessages, (int) len);
cJSON_Delete(tmp);
tmp = NULL;
free(json_serialMessages);
json_serialMessages = NULL;
}else{
const char* json_serialMessages = "(OnionServer) Serial Messages Error";
size_t len = strlen( json_serialMessages );
res.write(json_serialMessages, (int) len);
//here no free of json_serialMessages, because it's point to static string
}
return OCS_PROCESSED;
}
/*
* Parse data from client. Use actionid-arg to distinct different
* cases.
*/
onion_connection_status OnionServer::updateData(
Onion::Request &req, Onion::Response &res) {
/* Default reply is 'reload' which force reload
* of complete website. In mosty cases this string will replaced
* by one of the signal handlers.
*/
int actionid = atoi( onion_request_get_queryd(req.c_handler(), "actionid","0") );
if( ! updateSignal( &req, actionid, &res) ){
// Signal returns true if at least one handler writes into res.
// Write default reply, if nothing was written.
std::string reply("reload");
res.write(reply.c_str(), reply.size() );
}
return OCS_PROCESSED;
}