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Implemented triggers.

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Merged from code by Wouter Spruit, with additions by yours truly.
This commit is contained in:
Thulinma 2015-10-07 13:23:27 +02:00
parent eb6b98b219
commit 279add438a
18 changed files with 597 additions and 6 deletions
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20
lib/stream.cpp
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@ -14,6 +14,7 @@
#include "defines.h"
#include "shared_memory.h"
#include "dtsc.h"
#include "triggers.h"//LTS
std::string Util::getTmpFolder() {
std::string dir;
@ -116,6 +117,17 @@ bool Util::streamAlive(std::string & streamname){
/// Then, checks if an input is already active by running streamAlive(). If yes, aborts.
/// If no, loads up the server configuration and attempts to start the given stream according to current config.
/// At this point, fails and aborts if MistController isn't running.
/// \triggers
/// The `"STREAM_LOAD"` trigger is stream-specific, and is ran right before launching an input for an inactive stream. If cancelled, the input is not launched. Its payload is:
/// ~~~~~~~~~~~~~~~
/// streamname
/// ~~~~~~~~~~~~~~~
/// The `"STREAM_SOURCE"` trigger is stream-specific, and is ran right before launching an input for an inactive stream. It cannot be cancelled, but an invalid source can be returned; which is effectively equivalent to cancelling.
/// This trigger is special: the response is used as source override for this stream, and not handled as normal. If used, the handler for this trigger MUST return a valid source to allow the stream input to load up at all. If used multiple times, the last defined handler overrides any and all previous handlers.
/// Its payload is:
/// ~~~~~~~~~~~~~~~
/// streamname
/// ~~~~~~~~~~~~~~~
bool Util::startInput(std::string streamname, std::string filename, bool forkFirst) {
sanitizeName(streamname);
if (streamname.size() > 100){
@ -160,6 +172,14 @@ bool Util::startInput(std::string streamname, std::string filename, bool forkFir
if (stream_cfg && stream_cfg.getMember("hardlimit_active")) {
return false;
}
if(Triggers::shouldTrigger("STREAM_LOAD", smp)){
if (!Triggers::doTrigger("STREAM_LOAD", streamname, smp)){
return false;
}
}
if(Triggers::shouldTrigger("STREAM_SOURCE", smp)){
Triggers::doTrigger("STREAM_SOURCE", streamname, smp, false, filename);
}
/*LTS-END*/