Fix downloading encrypted files; make failed MxcReply more explicit

Author: KitsuneRal

lib/mxcreply.cpp

@@ -28,15 +28,15 @@ class MxcReply::Private
     }
 };
 
-MxcReply::MxcReply(QNetworkReply* reply) : d(makeImpl<Private>())
+MxcReply::MxcReply(DeferredFlag) : d(makeImpl<Private>()) {}
+
+MxcReply::MxcReply(QNetworkReply* reply) : MxcReply(Deferred)
 {
     setNetworkReply(reply);
 }
 
-MxcReply::MxcReply(DeferredFlag) : d(makeImpl<Private>()) {}
-
-MxcReply::MxcReply(QNetworkReply* reply, Room* room, const QString &eventId)
-    : MxcReply(reply)
+MxcReply::MxcReply(QNetworkReply* reply, Room* room, const QString& eventId)
+    : MxcReply(Deferred)
 {
 #ifdef Quotient_E2EE_ENABLED
     if (auto eventIt = room->findInTimeline(eventId);
@@ -48,6 +48,7 @@ MxcReply::MxcReply(QNetworkReply* reply, Room* room, const QString &eventId)
         }
     }
 #endif
+    setNetworkReply(reply);
 }
 
 void MxcReply::setNetworkReply(QNetworkReply* newReply)
@@ -77,7 +78,7 @@ void MxcReply::setNetworkReply(QNetworkReply* newReply)
     });
 }
 
-MxcReply::MxcReply()
+MxcReply::MxcReply(FailedFlag)
     : d(ZeroImpl<Private>())
 {
     static const auto BadRequestPhrase = tr("Bad Request");

lib/mxcreply.h

@@ -15,10 +15,11 @@ class QUOTIENT_API MxcReply : public QNetworkReply
     Q_OBJECT
 public:
     enum DeferredFlag { Deferred };
+    enum FailedFlag { Failed };
 
-    explicit MxcReply();
-    explicit MxcReply(QNetworkReply *reply);
     explicit MxcReply(DeferredFlag);
+    explicit MxcReply(FailedFlag);
+    explicit MxcReply(QNetworkReply *reply);
     MxcReply(QNetworkReply* reply, Room* room, const QString& eventId);
 
     void setNetworkReply(QNetworkReply* newReply);

lib/networkaccessmanager.cpp

@@ -96,7 +96,7 @@ QNetworkReply* NetworkAccessManager::createRequest(
         if (accountId.isEmpty()) {
             if (!directMediaRequestsAllowed()) {
                 qCWarning(NETWORK) << "No connection specified";
-                return new MxcReply();
+                return new MxcReply(MxcReply::Failed);
             }
             // Best effort with an unauthenticated request directly to the media
             // homeserver (rather than via own homeserver)
@@ -115,7 +115,7 @@ QNetworkReply* NetworkAccessManager::createRequest(
         const auto* const connection = Accounts.get(accountId);
         if (!connection) {
             qCWarning(NETWORK) << "Connection" << accountId << "not found";
-            return new MxcReply();
+            return new MxcReply(MxcReply::Failed);
         }
         if (const auto roomId =
                 query.queryItemValue(QStringLiteral("room_id"));
@@ -126,7 +126,7 @@ QNetworkReply* NetworkAccessManager::createRequest(
                     query.queryItemValue(QStringLiteral("event_id")));
 
             qCWarning(NETWORK) << "Room" << roomId << "not found";
-            return new MxcReply();
+            return new MxcReply(MxcReply::Failed);
         }
         return new MxcReply(
             d->createImplRequest(op, request, connection));