thread the AssetUpload so it doesn't take over main

assignment-client/src/assets/AssetServer.cpp

@@ -80,11 +80,6 @@ void AssetServer::run() {
             file.rename(_resourcesDirectory.absoluteFilePath(hash));
         }
     }
-
-    while (!_isFinished) {
-        // since we're a while loop we need to help Qt's event processing
-        QCoreApplication::processEvents();
-    }
 }
 
 void AssetServer::handleAssetGetInfo(QSharedPointer<NLPacket> packet, SharedNodePointer senderNode) {

interface/src/octree/OctreePacketProcessor.cpp

@@ -18,9 +18,8 @@
 
 OctreePacketProcessor::OctreePacketProcessor() {
     auto& packetReceiver = DependencyManager::get<NodeList>()->getPacketReceiver();
-
-    packetReceiver.registerDirectListenerForTypes({ PacketType::OctreeStats, PacketType::EntityData,
-                                                    PacketType::EntityErase, PacketType::OctreeStats },
+    
+    packetReceiver.registerDirectListenerForTypes({ PacketType::OctreeStats, PacketType::EntityData, PacketType::EntityErase },
                                                   this, "handleOctreePacket");
 }
 

interface/src/ui/AssetUploadDialogFactory.cpp

@@ -12,10 +12,15 @@
 #include "AssetUploadDialogFactory.h"
 
 #include <AssetClient.h>
+#include <AssetUpload.h>
+#include <AssetUtils.h>
 
 #include <QtCore/QDebug>
-#include <QtWidgets/QMessageBox>
+#include <QtWidgets/QDialogButtonBox>
 #include <QtWidgets/QFileDialog>
+#include <QtWidgets/QLabel>
+#include <QtWidgets/QLineEdit>
+#include <QtWidgets/QVBoxLayout>
 
 AssetUploadDialogFactory& AssetUploadDialogFactory::getInstance() {
     static AssetUploadDialogFactory staticInstance;
@@ -27,29 +32,63 @@ AssetUploadDialogFactory::AssetUploadDialogFactory() {
 }
 
 void AssetUploadDialogFactory::showDialog() {
-    auto filename = QFileDialog::getOpenFileUrl(nullptr, "Select a file to upload");
+    auto filename = QFileDialog::getOpenFileUrl(_dialogParent, "Select a file to upload");
     
     if (!filename.isEmpty()) {
         qDebug() << "Selected filename for upload to asset-server: " << filename;
         
-        QFile file { filename.path() };
+        auto assetClient = DependencyManager::get<AssetClient>();
+        auto upload = assetClient->createUpload(filename.path());
         
-        if (file.open(QIODevice::ReadOnly)) {
+        if (upload) {
+            // connect to the finished signal so we know when the AssetUpload is done
+            QObject::connect(upload, &AssetUpload::finished, this, &AssetUploadDialogFactory::handleUploadFinished);
             
-            QFileInfo fileInfo { filename.path() };
-            auto extension = fileInfo.suffix();
-            
-            auto data = file.readAll();
-            
-            auto assetClient = DependencyManager::get<AssetClient>();
-            
-            assetClient->uploadAsset(data, extension, [this, extension](bool result, QString hash) mutable {
-                if (result) {
-                    QMessageBox::information(_dialogParent, "Upload Successful", "URL: apt:/" + hash + "." + extension);
-                } else {
-                    QMessageBox::warning(_dialogParent, "Upload Failed", "There was an error uploading the file.");
-                }
-            });
+            // start the upload now
+            upload->start();
         }
     }
 }
+
+void AssetUploadDialogFactory::handleUploadFinished(AssetUpload* upload, const QString& hash) {
+    if (true) {
+        // show message box for successful upload, with copiable text for ATP hash
+        QDialog* hashCopyDialog = new QDialog(_dialogParent);
+        
+        // delete the dialog on close
+        hashCopyDialog->setAttribute(Qt::WA_DeleteOnClose);
+        
+        // set the window title
+        hashCopyDialog->setWindowTitle(tr("Successful Asset Upload"));
+        
+        // setup a layout for the contents of the dialog
+        QVBoxLayout* boxLayout = new QVBoxLayout;
+        
+        // set the label text (this shows above the text box)
+        QLabel* lineEditLabel = new QLabel;
+        lineEditLabel->setText(QString("ATP URL for %1").arg(upload->getFilename()));
+        
+        // setup the line edit to hold the copiable text
+        QLineEdit* lineEdit = new QLineEdit;
+        
+        // set the ATP URL as the text value so it's copiable
+        lineEdit->insert(QString("%1://%2").arg(ATP_SCHEME).arg(hash));
+        
+        // add the label and line edit to the dialog
+        boxLayout->addWidget(lineEditLabel);
+        boxLayout->addWidget(lineEdit);
+        
+        // setup an OK button to close the dialog
+        QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok);
+        connect(buttonBox, &QDialogButtonBox::accepted, hashCopyDialog, &QDialog::close);
+        boxLayout->addWidget(buttonBox);
+        
+        // set the new layout on the dialog
+        hashCopyDialog->setLayout(boxLayout);
+        
+        // show the new dialog
+        hashCopyDialog->show();
+    } else {
+        //
+    }
+}

interface/src/ui/AssetUploadDialogFactory.h

@@ -16,6 +16,8 @@
 
 #include <QtCore/QObject>
 
+class AssetUpload;
+
 class AssetUploadDialogFactory : public QObject {
     Q_OBJECT
 public:
@@ -28,6 +30,8 @@ public:
     void setDialogParent(QWidget* dialogParent) { _dialogParent = dialogParent; }
 public slots:
     void showDialog();
+private slots:
+    void handleUploadFinished(AssetUpload* upload, const QString& hash);
 private:
     QWidget* _dialogParent { nullptr };
 };

libraries/networking/src/AssetClient.cpp

@@ -14,6 +14,7 @@
 #include <QThread>
 
 #include "AssetRequest.h"
+#include "AssetUpload.h"
 #include "NodeList.h"
 #include "PacketReceiver.h"
 
@@ -27,7 +28,7 @@ AssetClient::AssetClient() {
     packetReceiver.registerListener(PacketType::AssetUploadReply, this, "handleAssetUploadReply");
 }
 
-AssetRequest* AssetClient::create(QString hash) {
+AssetRequest* AssetClient::createRequest(QString hash) {
     if (QThread::currentThread() != thread()) {
         AssetRequest* req;
         QMetaObject::invokeMethod(this, "create",
@@ -46,15 +47,32 @@ AssetRequest* AssetClient::create(QString hash) {
     SharedNodePointer assetServer = nodeList->soloNodeOfType(NodeType::AssetServer);
 
     if (assetServer) {
-        auto assetClient = DependencyManager::get<AssetClient>();
-        auto request = new AssetRequest(assetClient.data(), hash);
-
-        return request;
+        return new AssetRequest(this, hash);
     }
 
     return nullptr;
 }
 
+AssetUpload* AssetClient::createUpload(QString filename) {
+    if (QThread::currentThread() != thread()) {
+        AssetUpload* upload;
+        QMetaObject::invokeMethod(this, "createUpload",
+                                  Qt::BlockingQueuedConnection,
+                                  Q_RETURN_ARG(AssetUpload*, upload),
+                                  Q_ARG(QString, filename));
+        return upload;
+    }
+    
+    auto nodeList = DependencyManager::get<NodeList>();
+    SharedNodePointer assetServer = nodeList->soloNodeOfType(NodeType::AssetServer);
+    
+    if (assetServer) {
+        return new AssetUpload(this, filename);
+    }
+    
+    return nullptr;
+}
+
 bool AssetClient::getAsset(QString hash, DataOffset start, DataOffset end, ReceivedAssetCallback callback) {
     if (hash.length() != HASH_HEX_LENGTH) {
         qDebug() << "Invalid hash size";
@@ -156,6 +174,7 @@ void AssetClient::handleAssetGetReply(QSharedPointer<NLPacketList> packetList, S
 bool AssetClient::uploadAsset(QByteArray data, QString extension, UploadResultCallback callback) {
     auto nodeList = DependencyManager::get<NodeList>();
     SharedNodePointer assetServer = nodeList->soloNodeOfType(NodeType::AssetServer);
+    
     if (assetServer) {
         auto packetList = std::unique_ptr<NLPacketList>(new NLPacketList(PacketType::AssetUpload, QByteArray(), true, true));
 

libraries/networking/src/AssetClient.h

@@ -21,6 +21,7 @@
 #include "NLPacket.h"
 
 class AssetRequest;
+class AssetUpload;
 
 struct AssetInfo {
     QString hash;
@@ -36,11 +37,8 @@ class AssetClient : public QObject, public Dependency {
 public:
     AssetClient();
 
-    Q_INVOKABLE AssetRequest* create(QString hash);
-    bool getAssetInfo(QString hash, GetInfoCallback callback);
-    bool getAsset(QString hash, DataOffset start, DataOffset end, ReceivedAssetCallback callback);
-    bool uploadAsset(QByteArray data, QString extension, UploadResultCallback callback);
-    bool abortDataRequest(MessageID messageID);
+    Q_INVOKABLE AssetRequest* createRequest(QString hash);
+    Q_INVOKABLE AssetUpload* createUpload(QString filename);
 
 private slots:
     void handleAssetGetInfoReply(QSharedPointer<NLPacket> packet, SharedNodePointer senderNode);
@@ -48,10 +46,18 @@ private slots:
     void handleAssetUploadReply(QSharedPointer<NLPacket> packet, SharedNodePointer senderNode);
 
 private:
+    bool getAssetInfo(QString hash, GetInfoCallback callback);
+    bool getAsset(QString hash, DataOffset start, DataOffset end, ReceivedAssetCallback callback);
+    bool uploadAsset(QByteArray data, QString extension, UploadResultCallback callback);
+    bool abortDataRequest(MessageID messageID);
+    
     static MessageID _currentID;
     QHash<MessageID, ReceivedAssetCallback> _pendingRequests;
     QHash<MessageID, GetInfoCallback> _pendingInfoRequests;
     QHash<MessageID, UploadResultCallback> _pendingUploads;
+    
+    friend class AssetRequest;
+    friend class AssetUpload;
 };
 
 #endif

libraries/networking/src/AssetResourceRequest.cpp

@@ -18,7 +18,7 @@ void ATPResourceRequest::doSend() {
     auto assetClient = DependencyManager::get<AssetClient>();
     auto hash = _url.path();
 
-    auto request = assetClient->create(hash);
+    auto request = assetClient->createRequest(hash);
 
     if (!request) {
         return;

libraries/networking/src/AssetUpload.cpp

@@ -0,0 +1,53 @@
+//
+//  AssetUpload.cpp
+//  libraries/networking/src
+//
+//  Created by Stephen Birarda on 2015-08-26.
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#include "AssetUpload.h"
+
+#include <QtCore/QFileInfo>
+#include <QtCore/QThread>
+
+#include "AssetClient.h"
+
+AssetUpload::AssetUpload(QObject* object, const QString& filename) :
+    _filename(filename)
+{
+    
+}
+
+void AssetUpload::start() {
+    if (QThread::currentThread() != thread()) {
+        QMetaObject::invokeMethod(this, "start", Qt::AutoConnection);
+        return;
+    }
+    
+    // try to open the file at the given filename
+    QFile file { _filename };
+    
+    if (file.open(QIODevice::ReadOnly)) {
+        
+        // file opened, read the data and grab the extension
+        auto extension = QFileInfo(_filename).suffix();
+        
+        auto data = file.readAll();
+        
+        // ask the AssetClient to upload the asset and emit the proper signals from the passed callback
+        auto assetClient = DependencyManager::get<AssetClient>();
+        
+        assetClient->uploadAsset(data, extension, [this](bool result, QString hash){
+            if (result) {
+                // successful upload - emit finished with a point to ourselves and the resulting hash
+                emit finished(this, hash);
+            } else {
+                
+            }
+        });
+    }
+}

libraries/networking/src/AssetUpload.h

@@ -0,0 +1,47 @@
+//
+//  AssetUpload.h
+//  libraries/networking/src
+//
+//  Created by Stephen Birarda on 2015-08-26.
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#pragma once
+
+#ifndef hifi_AssetUpload_h
+#define hifi_AssetUpload_h
+
+#include <QtCore/QObject>
+
+// You should be able to upload an asset from any thread, and handle the responses in a safe way
+// on your own thread. Everything should happen on AssetClient's thread, the caller should
+// receive events by connecting to signals on an object that lives on AssetClient's threads.
+
+class AssetUpload : public QObject {
+    Q_OBJECT
+public:
+    
+    enum Result {
+        Success = 0,
+        Timeout,
+        TooLarge,
+    };
+    
+    AssetUpload(QObject* parent, const QString& filename);
+    
+    Q_INVOKABLE void start();
+    
+    const QString& getFilename() const { return _filename; }
+    
+signals:
+    void finished(AssetUpload* upload, const QString& hash);
+    void progress(uint64_t totalReceived, uint64_t total);
+    
+private:
+    QString _filename;
+};
+
+#endif // hifi_AssetUpload_h

libraries/networking/src/AssetUtils.h

@@ -24,4 +24,6 @@ enum AssetServerError : uint8_t {
     INVALID_BYTE_RANGE,
 };
 
+const QString ATP_SCHEME = "atp";
+
 #endif