Send image dimensions in m.image event

fixes #215

include/ChatPage.h

@@ -93,7 +93,8 @@ signals:
                            const QString &filename,
                            const QString &url,
                            const QString &mime,
-                           qint64 dsize);
+                           qint64 dsize,
+                           const QSize &dimensions);
         void fileUploaded(const QString &roomid,
                           const QString &filename,
                           const QString &url,

include/timeline/TimelineView.h

@@ -69,6 +69,7 @@ struct PendingMessage
         uint64_t media_size;
         QString event_id;
         TimelineItem *widget;
+        QSize dimensions;
         bool is_encrypted = false;
 };
 
@@ -125,7 +126,8 @@ public:
         void addUserMessage(const QString &url,
                             const QString &filename,
                             const QString &mime,
-                            uint64_t size);
+                            uint64_t size,
+                            const QSize &dimensions = QSize());
         void updatePendingMessage(const std::string &txn_id, const QString &event_id);
         void scrollDown();
 
@@ -321,7 +323,8 @@ void
 TimelineView::addUserMessage(const QString &url,
                              const QString &filename,
                              const QString &mime,
-                             uint64_t size)
+                             uint64_t size,
+                             const QSize &dimensions)
 {
         auto with_sender = (lastSender_ != local_user_) || isDateDifference(lastMsgTimestamp_);
         auto trimmed     = QFileInfo{filename}.fileName(); // Trim file path.
@@ -346,6 +349,7 @@ TimelineView::addUserMessage(const QString &url,
         message.mime       = mime;
         message.media_size = size;
         message.widget     = view_item;
+        message.dimensions = dimensions;
 
         handleNewUserMessage(message);
 }

include/timeline/TimelineViewManager.h

@@ -67,7 +67,8 @@ public slots:
                                const QString &filename,
                                const QString &url,
                                const QString &mime,
-                               uint64_t dsize);
+                               uint64_t dsize,
+                               const QSize &dimensions);
         void queueFileMessage(const QString &roomid,
                               const QString &filename,
                               const QString &url,

src/ChatPage.cc

@@ -16,6 +16,7 @@
  */
 
 #include <QApplication>
+#include <QImageReader>
 #include <QSettings>
 #include <QtConcurrent>
 
@@ -283,7 +284,8 @@ ChatPage::ChatPage(QSharedPointer<UserSettings> userSettings, QWidget *parent)
 
         connect(text_input_, &TextInputWidget::sendJoinRoomRequest, this, &ChatPage::joinRoom);
 
-        connect(text_input_,
+        connect(
+          text_input_,
           &TextInputWidget::uploadImage,
           this,
           [this](QSharedPointer<QIODevice> dev, const QString &fn) {
@@ -296,8 +298,9 @@ ChatPage::ChatPage(QSharedPointer<UserSettings> userSettings, QWidget *parent)
                           return;
                   }
 
-                        auto bin     = dev->readAll();
+                  auto bin        = dev->peek(dev->size());
                   auto payload    = std::string(bin.data(), bin.size());
+                  auto dimensions = QImageReader(dev.get()).size();
 
                   http::v2::client()->upload(
                     payload,
@@ -307,13 +310,14 @@ ChatPage::ChatPage(QSharedPointer<UserSettings> userSettings, QWidget *parent)
                      room_id  = current_room_,
                      filename = fn,
                      mime     = mime.name(),
-                           size     = payload.size()](const mtx::responses::ContentURI &res,
+                     size     = payload.size(),
-                                                  mtx::http::RequestErr err) {
+                     dimensions](const mtx::responses::ContentURI &res, mtx::http::RequestErr err) {
                             if (err) {
                                     emit uploadFailed(
                                       tr("Failed to upload image. Please try again."));
-                                          nhlog::net()->warn("failed to upload image: {} ({})",
+                                    nhlog::net()->warn("failed to upload image: {} {} ({})",
                                                        err->matrix_error.error,
+                                                       to_string(err->matrix_error.errcode),
                                                        static_cast<int>(err->status_code));
                                     return;
                             }
@@ -322,7 +326,8 @@ ChatPage::ChatPage(QSharedPointer<UserSettings> userSettings, QWidget *parent)
                                                filename,
                                                QString::fromStdString(res.content_uri),
                                                mime,
-                                                     size);
+                                               size,
+                                               dimensions);
                     });
           });
 
@@ -461,9 +466,15 @@ ChatPage::ChatPage(QSharedPointer<UserSettings> userSettings, QWidget *parent)
         connect(this,
                 &ChatPage::imageUploaded,
                 this,
-                [this](QString roomid, QString filename, QString url, QString mime, qint64 dsize) {
+                [this](QString roomid,
+                       QString filename,
+                       QString url,
+                       QString mime,
+                       qint64 dsize,
+                       QSize dimensions) {
                         text_input_->hideUploadSpinner();
-                        view_manager_->queueImageMessage(roomid, filename, url, mime, dsize);
+                        view_manager_->queueImageMessage(
+                          roomid, filename, url, mime, dsize, dimensions);
                 });
         connect(this,
                 &ChatPage::fileUploaded,

src/timeline/TimelineView.cc

@@ -1097,6 +1097,8 @@ toRoomMessage<mtx::events::msg::Image>(const PendingMessage &m)
         image.info.size     = m.media_size;
         image.body          = m.filename.toStdString();
         image.url           = m.body.toStdString();
+        image.info.h        = m.dimensions.height();
+        image.info.w        = m.dimensions.width();
         return image;
 }
 

src/timeline/TimelineViewManager.cc

@@ -74,7 +74,8 @@ TimelineViewManager::queueImageMessage(const QString &roomid,
                                        const QString &filename,
                                        const QString &url,
                                        const QString &mime,
-                                       uint64_t size)
+                                       uint64_t size,
+                                       const QSize &dimensions)
 {
         if (!timelineViewExists(roomid)) {
                 nhlog::ui()->warn("Cannot send m.image message to a non-managed view");
@@ -83,7 +84,8 @@ TimelineViewManager::queueImageMessage(const QString &roomid,
 
         auto view = views_[roomid];
 
-        view->addUserMessage<ImageItem, mtx::events::MessageType::Image>(url, filename, mime, size);
+        view->addUserMessage<ImageItem, mtx::events::MessageType::Image>(
+          url, filename, mime, size, dimensions);
 }
 
 void