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Diffstat (limited to 'Swift/Controllers/DiscoServiceWalker.cpp')
-rw-r--r--Swift/Controllers/DiscoServiceWalker.cpp154
1 files changed, 0 insertions, 154 deletions
diff --git a/Swift/Controllers/DiscoServiceWalker.cpp b/Swift/Controllers/DiscoServiceWalker.cpp
deleted file mode 100644
index ce29927..0000000
--- a/Swift/Controllers/DiscoServiceWalker.cpp
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * Copyright (c) 2010 Kevin Smith
- * Licensed under the GNU General Public License v3.
- * See Documentation/Licenses/GPLv3.txt for more information.
- */
-
-#include <Swift/Controllers/DiscoServiceWalker.h>
-#include <Swiften/Base/Log.h>
-
-#include <boost/bind.hpp>
-
-namespace Swift {
-
-DiscoServiceWalker::DiscoServiceWalker(const JID& service, IQRouter* iqRouter, size_t maxSteps) : service_(service), iqRouter_(iqRouter), maxSteps_(maxSteps), active_(false) {
-
-}
-
-void DiscoServiceWalker::beginWalk() {
- SWIFT_LOG(debug) << "Starting walk to " << service_ << std::endl;
- assert(!active_);
- assert(servicesBeingSearched_.empty());
- active_ = true;
- walkNode(service_);
-}
-
-void DiscoServiceWalker::endWalk() {
- if (active_) {
- SWIFT_LOG(debug) << "Ending walk to " << service_ << std::endl;
- foreach (GetDiscoInfoRequest::ref request, pendingDiscoInfoRequests_) {
- request->onResponse.disconnect(boost::bind(&DiscoServiceWalker::handleDiscoInfoResponse, this, _1, _2, request));
- }
- foreach (GetDiscoItemsRequest::ref request, pendingDiscoItemsRequests_) {
- request->onResponse.disconnect(boost::bind(&DiscoServiceWalker::handleDiscoItemsResponse, this, _1, _2, request));
- }
- active_ = false;
- }
-}
-
-void DiscoServiceWalker::walkNode(const JID& jid) {
- SWIFT_LOG(debug) << "Walking node " << jid << std::endl;
- servicesBeingSearched_.insert(jid);
- searchedServices_.insert(jid);
- GetDiscoInfoRequest::ref discoInfoRequest = GetDiscoInfoRequest::create(jid, iqRouter_);
- discoInfoRequest->onResponse.connect(boost::bind(&DiscoServiceWalker::handleDiscoInfoResponse, this, _1, _2, discoInfoRequest));
- pendingDiscoInfoRequests_.insert(discoInfoRequest);
- discoInfoRequest->send();
-}
-
-void DiscoServiceWalker::handleReceivedDiscoItem(const JID& item) {
- SWIFT_LOG(debug) << "Received disco item " << item << std::endl;
-
- /* If we got canceled, don't do anything */
- if (!active_) {
- return;
- }
-
- if (std::find(searchedServices_.begin(), searchedServices_.end(), item) != searchedServices_.end()) {
- /* Don't recurse infinitely */
- return;
- }
- walkNode(item);
-}
-
-void DiscoServiceWalker::handleDiscoInfoResponse(boost::shared_ptr<DiscoInfo> info, ErrorPayload::ref error, GetDiscoInfoRequest::ref request) {
- /* If we got canceled, don't do anything */
- if (!active_) {
- return;
- }
-
- SWIFT_LOG(debug) << "Disco info response from " << request->getReceiver() << std::endl;
-
- pendingDiscoInfoRequests_.erase(request);
- if (error) {
- handleDiscoError(request->getReceiver(), error);
- return;
- }
-
- bool couldContainServices = false;
- foreach (DiscoInfo::Identity identity, info->getIdentities()) {
- if (identity.getCategory() == "server") {
- couldContainServices = true;
- }
- }
- bool completed = false;
- if (couldContainServices) {
- GetDiscoItemsRequest::ref discoItemsRequest = GetDiscoItemsRequest::create(request->getReceiver(), iqRouter_);
- discoItemsRequest->onResponse.connect(boost::bind(&DiscoServiceWalker::handleDiscoItemsResponse, this, _1, _2, discoItemsRequest));
- pendingDiscoItemsRequests_.insert(discoItemsRequest);
- discoItemsRequest->send();
- } else {
- completed = true;
- }
- onServiceFound(request->getReceiver(), info);
- if (completed) {
- markNodeCompleted(request->getReceiver());
- }
-}
-
-void DiscoServiceWalker::handleDiscoItemsResponse(boost::shared_ptr<DiscoItems> items, ErrorPayload::ref error, GetDiscoItemsRequest::ref request) {
- /* If we got canceled, don't do anything */
- if (!active_) {
- return;
- }
-
- SWIFT_LOG(debug) << "Received disco item from " << request->getReceiver() << std::endl;
-
- pendingDiscoItemsRequests_.erase(request);
- if (error) {
- handleDiscoError(request->getReceiver(), error);
- return;
- }
- foreach (DiscoItems::Item item, items->getItems()) {
- if (item.getNode().empty()) {
- /* Don't look at noded items. It's possible that this will exclude some services,
- * but I've never seen one in the wild, and it's an easy fix for not looping.
- */
- handleReceivedDiscoItem(item.getJID());
- }
- }
- markNodeCompleted(request->getReceiver());
-}
-
-void DiscoServiceWalker::handleDiscoError(const JID& jid, ErrorPayload::ref /*error*/) {
- /* If we got canceled, don't do anything */
- if (!active_) {
- return;
- }
-
- SWIFT_LOG(debug) << "Disco error from " << jid << std::endl;
-
- markNodeCompleted(jid);
-}
-
-void DiscoServiceWalker::markNodeCompleted(const JID& jid) {
- // Check whether we weren't canceled in between a 'emit result' and this call
- if (!active_) {
- return;
- }
- SWIFT_LOG(debug) << "Node completed " << jid << std::endl;
-
- servicesBeingSearched_.erase(jid);
- /* All results are in */
- if (servicesBeingSearched_.size() == 0) {
- active_ = false;
- onWalkComplete();
- }
- /* Check if we're on a rampage */
- else if (searchedServices_.size() >= maxSteps_) {
- active_ = false;
- onWalkComplete();
- }
-}
-
-}