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-rw-r--r--src/xmpp/adhoc_commands_handler.cpp100
1 files changed, 100 insertions, 0 deletions
diff --git a/src/xmpp/adhoc_commands_handler.cpp b/src/xmpp/adhoc_commands_handler.cpp
new file mode 100644
index 0000000..a669ca1
--- /dev/null
+++ b/src/xmpp/adhoc_commands_handler.cpp
@@ -0,0 +1,100 @@
+#include <xmpp/adhoc_commands_handler.hpp>
+#include <xmpp/xmpp_component.hpp>
+
+#include <logger/logger.hpp>
+
+#include <iostream>
+
+AdhocCommandsHandler::AdhocCommandsHandler():
+ commands{
+ {"ping", AdhocCommand({&PingStep1}, "Do a ping", false)},
+ {"hello", AdhocCommand({&HelloStep1, &HelloStep2}, "Receive a custom greeting", false)}
+ }
+{
+}
+
+AdhocCommandsHandler::~AdhocCommandsHandler()
+{
+}
+
+const std::map<const std::string, const AdhocCommand>& AdhocCommandsHandler::get_commands() const
+{
+ return this->commands;
+}
+
+XmlNode&& AdhocCommandsHandler::handle_request(const std::string& executor_jid, XmlNode command_node)
+{
+ // TODO check the type of action. Currently it assumes it is always
+ // 'execute'.
+ std::string action = command_node.get_tag("action");
+ if (action.empty())
+ action = "execute";
+ command_node.del_tag("action");
+
+ const std::string node = command_node.get_tag("node");
+ auto command_it = this->commands.find(node);
+ if (command_it == this->commands.end())
+ {
+ XmlNode error(ADHOC_NS":error");
+ error["type"] = "cancel";
+ XmlNode condition(STANZA_NS":item-not-found");
+ condition.close();
+ error.add_child(std::move(condition));
+ error.close();
+ command_node.add_child(std::move(error));
+ }
+ else
+ {
+ std::string sessionid = command_node.get_tag("sessionid");
+ if (sessionid.empty())
+ { // create a new session, with a new id
+ sessionid = XmppComponent::next_id();
+ command_node["sessionid"] = sessionid;
+ this->sessions.emplace(std::piecewise_construct,
+ std::forward_as_tuple(sessionid, executor_jid),
+ std::forward_as_tuple(command_it->second, executor_jid));
+ // TODO add a timed event to have an expiration date that deletes
+ // this session. We could have a nasty client starting commands
+ // but never finishing the last step, and that would fill the map
+ // with dummy sessions.
+ }
+ auto session_it = this->sessions.find(std::make_pair(sessionid, executor_jid));
+ if (session_it == this->sessions.end())
+ {
+ XmlNode error(ADHOC_NS":error");
+ error["type"] = "modify";
+ XmlNode condition(STANZA_NS":bad-request");
+ condition.close();
+ error.add_child(std::move(condition));
+ error.close();
+ command_node.add_child(std::move(error));
+ }
+ else
+ {
+ // execute the step
+ AdhocSession& session = session_it->second;
+ const AdhocStep& step = session.get_next_step();
+ step(session, command_node);
+ if (session.remaining_steps() == 0 ||
+ session.is_terminated())
+ {
+ this->sessions.erase(session_it);
+ command_node["status"] = "completed";
+ }
+ else
+ {
+ command_node["status"] = "executing";
+ XmlNode actions("actions");
+ XmlNode next("next");
+ next.close();
+ actions.add_child(std::move(next));
+ actions.close();
+ command_node.add_child(std::move(actions));
+ }
+ }
+ }
+ // TODO remove that once we make sure so session can stay there for ever,
+ // by mistake.
+ log_debug("Number of existing sessions: " << this->sessions.size());
+ return std::move(command_node);
+}