From 631b322ba2b7e7ffc44b2a1ab653b851be86fd33 Mon Sep 17 00:00:00 2001
From: Kitsune Ral <Kitsune-Ral@users.sf.net>
Date: Thu, 22 Jun 2017 16:50:24 +0900
Subject: MessageEventContent: generalise mimeType

mimeType is relevant to most of the content types, and at the same time getting a MIME type in a generic way is handy for clients to uniformly detect whether they can display the content and what renderer to use for it.
---
 events/roommessageevent.cpp | 29 +++++++++++++++++++++--------
 events/roommessageevent.h   | 21 +++++++++++----------
 2 files changed, 32 insertions(+), 18 deletions(-)

(limited to 'events')

diff --git a/events/roommessageevent.cpp b/events/roommessageevent.cpp
index 7697c5c3..ccaa6226 100644
--- a/events/roommessageevent.cpp
+++ b/events/roommessageevent.cpp
@@ -92,8 +92,8 @@ RoomMessageEvent::RoomMessageEvent(const QJsonObject& obj)
 
         if (_msgtype == MsgType::Unknown)
         {
-            qCDebug(EVENTS) << "RoomMessageEvent: unknown msgtype" << msgtype
-                            << ", full content dump follows";
+            qCDebug(EVENTS) << "RoomMessageEvent: couldn't load content,"
+                            << " full content dump follows";
             qCDebug(EVENTS) << formatJson << content;
         }
     }
@@ -104,6 +104,12 @@ RoomMessageEvent::RoomMessageEvent(const QJsonObject& obj)
     }
 }
 
+QMimeType RoomMessageEvent::mimeType() const
+{
+    return _content ? _content->mimeType :
+                      QMimeDatabase().mimeTypeForName("text/plain");
+}
+
 QJsonObject RoomMessageEvent::toJson() const
 {
     QJsonObject obj = _content ? _content->toJson() : QJsonObject();
@@ -112,6 +118,13 @@ QJsonObject RoomMessageEvent::toJson() const
     return obj;
 }
 
+QJsonObject Base::toJson() const
+{
+    QJsonObject o;
+    fillJson(&o);
+    return o;
+}
+
 QJsonObject InfoBase::toInfoJson() const
 {
     QJsonObject info;
@@ -120,7 +133,7 @@ QJsonObject InfoBase::toInfoJson() const
 }
 
 TextContent::TextContent(const QString& text, const QString& contentType)
-    : mimeType(QMimeDatabase().mimeTypeForName(contentType)), body(text)
+    : Base(QMimeDatabase().mimeTypeForName(contentType)), body(text)
 { }
 
 TextContent::TextContent(const QJsonObject& json)
@@ -136,8 +149,8 @@ TextContent::TextContent(const QJsonObject& json)
     } else {
         // Falling back to plain text, as there's no standard way to describe
         // rich text in messages.
-        body = json["body"].toString();
         mimeType = db.mimeTypeForName("text/plain");
+        body = json["body"].toString();
     }
 }
 
@@ -150,7 +163,7 @@ void TextContent::fillJson(QJsonObject* json) const
 
 FileInfo::FileInfo(const QUrl& u, int payloadSize, const QMimeType& mimeType,
                  const QString& originalFilename)
-    : url(u), payloadSize(payloadSize), mimetype(mimeType)
+    : InfoBase(mimeType), url(u), payloadSize(payloadSize)
     , originalName(originalFilename)
 { }
 
@@ -160,15 +173,15 @@ FileInfo::FileInfo(const QUrl& u, const QJsonObject& infoJson,
               QMimeDatabase().mimeTypeForName(infoJson["mimetype"].toString()),
               originalFilename)
 {
-    if (!mimetype.isValid())
-        mimetype = QMimeDatabase().mimeTypeForData(QByteArray());
+    if (!mimeType.isValid())
+        mimeType = QMimeDatabase().mimeTypeForData(QByteArray());
 }
 
 void FileInfo::fillInfoJson(QJsonObject* infoJson) const
 {
     Q_ASSERT(infoJson);
     infoJson->insert("size", payloadSize);
-    infoJson->insert("mimetype", mimetype.name());
+    infoJson->insert("mimetype", mimeType.name());
 }
 
 void FileInfo::fillJson(QJsonObject* json) const
diff --git a/events/roommessageevent.h b/events/roommessageevent.h
index 308ce742..edc11bee 100644
--- a/events/roommessageevent.h
+++ b/events/roommessageevent.h
@@ -45,14 +45,15 @@ namespace QMatrixClient
         {
             public:
                 virtual ~Base() = default;
-                QJsonObject toJson() const
-                {
-                    QJsonObject o;
-                    fillJson(&o);
-                    return o;
-                }
+
+                QJsonObject toJson() const;
+
+                QMimeType mimeType;
 
             protected:
+                Base() = default;
+                explicit Base(const QMimeType& type) : mimeType(type) { }
+
                 virtual void fillJson(QJsonObject* o) const = 0;
         };
 
@@ -73,6 +74,8 @@ namespace QMatrixClient
                 QJsonObject toInfoJson() const;
 
             protected:
+                using Base::Base;
+
                 virtual void fillInfoJson(QJsonObject* infoJson) const { }
         };
     }  // namespace MessageEventContent
@@ -106,8 +109,8 @@ namespace QMatrixClient
 
             MsgType msgtype() const          { return _msgtype; }
             const QString& plainBody() const { return _plainBody; }
-            const MessageEventContent::Base* content() const
-                                             { return _content.data(); }
+            const MessageEventContent::Base* content() const { return _content.data(); }
+            QMimeType mimeType() const;
 
             QJsonObject toJson() const;
 
@@ -143,7 +146,6 @@ namespace QMatrixClient
 
                 void fillJson(QJsonObject* json) const override;
 
-                QMimeType mimeType;
                 QString body;
         };
 
@@ -165,7 +167,6 @@ namespace QMatrixClient
 
                 QUrl url;
                 int payloadSize;
-                QMimeType mimetype;
                 QString originalName;
 
             protected:
-- 
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