void web_pipeline_get(struct evhttp_request *req, void *arg) {
moModule *module;
struct evkeyvalq headers;
const char *uri;
uri = evhttp_request_uri(req);
if ( uri == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "unable to retreive uri");
}
evhttp_parse_query(uri, &headers);
if ( evhttp_find_header(&headers, "objectname") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing objectname");
}
if ( evhttp_find_header(&headers, "name") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing name");
}
module = pipeline->getModuleById(evhttp_find_header(&headers, "objectname"));
if ( module == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "object not found");
}
web_message(req, module->property(evhttp_find_header(&headers, "name")).asString().c_str());
evhttp_clear_headers(&headers);
}
void web_pipeline_set(struct evhttp_request *req, void *arg) {
moModule *module;
struct evkeyvalq headers;
const char *uri;
uri = evhttp_request_uri(req);
evhttp_parse_query(uri, &headers);
if ( evhttp_find_header(&headers, "objectname") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing objectname");
}
if ( evhttp_find_header(&headers, "name") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing name");
}
if ( evhttp_find_header(&headers, "value") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing value");
}
module = module_search(evhttp_find_header(&headers, "objectname"), pipeline);
if ( module == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "object not found");
}
module->property(evhttp_find_header(&headers, "name")).set(
(const std::string &)evhttp_find_header(&headers, "value"));
evhttp_clear_headers(&headers);
web_message(req, "ok");
}
void web_pipeline_create(struct evhttp_request *req, void *arg) {
moModule *module;
struct evkeyvalq headers;
const char *uri;
uri = evhttp_request_uri(req);
if ( uri == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "unable to retreive uri");
}
evhttp_parse_query(uri, &headers);
if ( evhttp_find_header(&headers, "objectname") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing objectname");
}
module = moFactory::getInstance()->create(evhttp_find_header(&headers, "objectname"));
if ( module == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "invalid objectname");
}
pipeline->addElement(module);
evhttp_clear_headers(&headers);
web_message(req, module->property("id").asString().c_str());
}
void web_pipeline_remove(struct evhttp_request *req, void *arg) {
moModule *module;
moDataStream *ds;
struct evkeyvalq headers;
const char *uri;
uri = evhttp_request_uri(req);
if ( uri == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "unable to retreive uri");
}
evhttp_parse_query(uri, &headers);
if ( evhttp_find_header(&headers, "objectname") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing objectname");
}
module = pipeline->getModuleById(evhttp_find_header(&headers, "objectname"));
if ( module == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "object not found");
}
pipeline->stop();
module->stop();
// disconnect inputs
if ( module->getInputCount() ) {
for ( int i = 0; i < module->getInputCount(); i++ ) {
ds = module->getInput(i);
if ( ds == NULL )
continue;
ds->removeObserver(module);
}
}
// disconnect output
if ( module->getOutputCount() ) {
for ( int i = 0; i < module->getOutputCount(); i++ ) {
ds = module->getOutput(i);
if ( ds == NULL )
continue;
ds->removeObservers();
}
}
// remove element from pipeline
pipeline->removeElement(module);
delete module;
web_message(req, "ok");
evhttp_clear_headers(&headers);
}
void web_pipeline_connect(struct evhttp_request *req, void *arg) {
moModule *in, *out;
int inidx = 0, outidx = 0;
struct evkeyvalq headers;
const char *uri;
uri = evhttp_request_uri(req);
if ( uri == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "unable to retreive uri");
}
evhttp_parse_query(uri, &headers);
if ( evhttp_find_header(&headers, "out") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing out");
}
if ( evhttp_find_header(&headers, "in") == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "missing in");
}
if ( evhttp_find_header(&headers, "outidx") != NULL )
outidx = atoi(evhttp_find_header(&headers, "outidx"));
if ( evhttp_find_header(&headers, "inidx") != NULL )
inidx = atoi(evhttp_find_header(&headers, "inidx"));
in = pipeline->getModuleById(evhttp_find_header(&headers, "in"));
out = pipeline->getModuleById(evhttp_find_header(&headers, "out"));
if ( in == NULL ) {
evhttp_clear_headers(&headers);
return web_error(req, "in object not found");
}
if ( out == NULL && strcmp(evhttp_find_header(&headers, "out"), "NULL") != 0 ) {
evhttp_clear_headers(&headers);
return web_error(req, "out object not found");
}
if ( strcmp(evhttp_find_header(&headers, "out"), "NULL") == 0 )
in->setInput(NULL, inidx);
else
in->setInput(out->getOutput(outidx), inidx);
evhttp_clear_headers(&headers);
web_message(req, "ok");
}
void web_pipeline_quit(struct evhttp_request *req, void *arg) {
web_message(req, "bye");
want_quit = false;
}
void web_pipeline_stop(struct evhttp_request *req, void *arg) {
pipeline->stop();
web_message(req, "ok");
}
void web_status(struct evhttp_request *req, void *arg) {
web_message(req, "ok");
}
void web_error(struct evhttp_request *req, const char* message) {
return web_message(req, message, 0);
}
