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only start one download per url even if still pending

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This commit is contained in:
ZappoMan 2015-03-30 16:48:41 -07:00
parent e2d8d82096
commit 31072b2b2e
2 changed files with 16 additions and 6 deletions
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2
libraries/entities-renderer/src/EntityTreeRenderer.cpp
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@ -936,7 +936,7 @@ void EntityTreeRenderer::entitySciptChanging(const EntityItemID& entityID) {
void EntityTreeRenderer::checkAndCallPreload(const EntityItemID& entityID) {
if (_tree && !_shuttingDown) {
// load the entity script if needed...
QScriptValue entityScript = loadEntityScript(entityID);
QScriptValue entityScript = loadEntityScript(entityID, true); // is preload!
if (entityScript.property("preload").isValid()) {
QScriptValueList entityArgs = createEntityArgs(entityID);
entityScript.property("preload").call(entityScript, entityArgs);

20
libraries/script-engine/src/ScriptCache.cpp
View file

@ -27,17 +27,26 @@ ScriptCache::ScriptCache(QObject* parent) {
QString ScriptCache::getScript(const QUrl& url, ScriptUser* scriptUser, bool& isPending) {
QString scriptContents;
if (_scriptCache.contains(url)) {
qDebug() << "Found script in cache:" << url.toString();
scriptContents = _scriptCache[url];
scriptUser->scriptContentsAvailable(url, scriptContents);
isPending = false;
} else {
isPending = true;
bool alreadyWaiting = _scriptUsers.contains(url);
_scriptUsers.insert(url, scriptUser);
QNetworkAccessManager& networkAccessManager = NetworkAccessManager::getInstance();
QNetworkRequest networkRequest = QNetworkRequest(url);
networkRequest.setHeader(QNetworkRequest::UserAgentHeader, HIGH_FIDELITY_USER_AGENT);
QNetworkReply* reply = networkAccessManager.get(networkRequest);
connect(reply, &QNetworkReply::finished, this, &ScriptCache::scriptDownloaded);
if (alreadyWaiting) {
qDebug() << "Already downloading script at:" << url.toString();
} else {
QNetworkAccessManager& networkAccessManager = NetworkAccessManager::getInstance();
QNetworkRequest networkRequest = QNetworkRequest(url);
networkRequest.setHeader(QNetworkRequest::UserAgentHeader, HIGH_FIDELITY_USER_AGENT);
qDebug() << "Downloading script at:" << url.toString();
QNetworkReply* reply = networkAccessManager.get(networkRequest);
connect(reply, &QNetworkReply::finished, this, &ScriptCache::scriptDownloaded);
}
}
return scriptContents;
}
@ -50,6 +59,7 @@ void ScriptCache::scriptDownloaded() {
if (reply->error() == QNetworkReply::NoError && reply->attribute(QNetworkRequest::HttpStatusCodeAttribute) == 200) {
_scriptCache[url] = reply->readAll();
qDebug() << "Done downloading script at:" << url.toString();
foreach(ScriptUser* user, scriptUsers) {
user->scriptContentsAvailable(url, _scriptCache[url]);