fix(@desktop/input): deploy Qt plugin to support fcitx

Qt provides support for various input methods through plugins.
Since the fcitx plugin is not delivered with Qt, it needs to be
built and deployed by us.

Fixes: #4436

.gitmodules

@@ -43,3 +43,6 @@
 [submodule "vendor/nim-result"]
 	path = vendor/nim-result
 	url = https://github.com/arnetheduck/nim-result
+[submodule "vendor/fcitx5-qt"]
+	path = vendor/fcitx5-qt
+	url = https://github.com/fcitx/fcitx5-qt

Makefile

@@ -344,8 +344,24 @@ STATUS_CLIENT_APPIMAGE ?= pkg/Status.AppImage
 STATUS_CLIENT_TARBALL ?= pkg/Status.tar.gz
 STATUS_CLIENT_TARBALL_FULL ?= $(shell realpath $(STATUS_CLIENT_TARBALL))
 
+ifeq ($(detected_OS),Linux)
+ FCITX5_QT := vendor/fcitx5-qt/build/qt5/platforminputcontext/libfcitx5platforminputcontextplugin.so
+ FCITX5_QT_CMAKE_PARAMS := -DCMAKE_BUILD_TYPE=Release -DBUILD_ONLY_PLUGIN=ON -DENABLE_QT4=OFF -DENABLE_QT5=ON
+ FCITX5_QT_BUILD_CMD := cmake --build . --config Release $(HANDLE_OUTPUT)
+endif
+
+$(FCITX5_QT): | deps
+	echo -e $(BUILD_MSG) "fcitx5-qt"
+	+ cd vendor/fcitx5-qt && \
+		mkdir -p build && \
+		cd build && \
+		rm -f CMakeCache.txt && \
+		cmake $(FCITX5_QT_CMAKE_PARAMS) \
+			.. $(HANDLE_OUTPUT) && \
+		$(FCITX5_QT_BUILD_CMD)
+
 $(STATUS_CLIENT_APPIMAGE): override RESOURCES_LAYOUT := -d:production
-$(STATUS_CLIENT_APPIMAGE): nim_status_client $(APPIMAGE_TOOL) nim-status.desktop
+$(STATUS_CLIENT_APPIMAGE): nim_status_client $(APPIMAGE_TOOL) nim-status.desktop $(FCITX5_QT)
 	rm -rf pkg/*.AppImage
 	rm -rf tmp/linux/dist
 	mkdir -p tmp/linux/dist/usr/bin
@@ -376,6 +392,9 @@ $(STATUS_CLIENT_APPIMAGE): nim_status_client $(APPIMAGE_TOOL) nim-status.desktop
 	echo -e $(BUILD_MSG) "AppImage"
 	linuxdeployqt tmp/linux/dist/nim-status.desktop -no-copy-copyright-files -qmldir=ui -qmlimport=$(QTDIR)/qml -bundle-non-qt-libs
 
+	# Qt plugins
+	cp $(FCITX5_QT) tmp/linux/dist/usr/plugins/platforminputcontexts/
+
 	rm tmp/linux/dist/AppRun
 	cp AppRun tmp/linux/dist/.
 

ci/Dockerfile

@@ -8,20 +8,35 @@ ENV QTDIR="${QT_PATH}/${QT_VERSION}/${QT_PLATFORM}"
 ENV LD_LIBRARY_PATH="${QTDIR}/lib:${LD_LIBRARY_PATH}"
 # $OPENSSL_PREFIX is provided by the docker image
 ENV LIBRARY_PATH="${OPENSSL_PREFIX}/lib:${LIBRARY_PATH}"
+ENV OPENSSL_ROOT_DIR="${OPENSSL_PREFIX}"
 
 RUN export DEBIAN_FRONTEND=noninteractive \
  && sudo apt update -yq \
  && sudo apt install -yq software-properties-common \
  && sudo add-apt-repository -y ppa:git-core/ppa \
+ && sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test \
  && sudo apt update -yq \
  && sudo apt purge -yq gnupg \
  && sudo apt install -yq --fix-missing \
-      build-essential cmake jq git s3cmd gnupg2 ca-certificates \
+      jq git s3cmd gnupg2 ca-certificates \
+      build-essential extra-cmake-modules gcc-9 g++-9 \
       libpcre3-dev libnss3 libxcomposite1 libxtst6 libpcsclite-dev \
       gstreamer1.0-plugins-good gstreamer1.0-plugins-bad \
       gstreamer1.0-plugins-ugly gstreamer1.0-libav \
       gstreamer1.0-tools gstreamer1.0-alsa gstreamer1.0-pulseaudio
 
+# C++17 is required
+RUN sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-9 100 \
+ --slave /usr/bin/g++ g++ /usr/bin/g++-9
+
+# CMake 3.16 or higher is required
+RUN wget https://github.com/Kitware/CMake/releases/download/v3.22.1/cmake-3.22.1-linux-x86_64.sh \
+ && chmod +x cmake-3.22.1-linux-x86_64.sh \
+ && sudo mkdir /opt/cmake \
+ && sudo sh cmake-3.22.1-linux-x86_64.sh --prefix=/opt/cmake --exclude-subdir --skip-license \
+ && rm -f cmake-3.22.1-linux-x86_64.sh 
+ENV PATH="/opt/cmake/bin:${PATH}"
+
 # Fix LetsEncrypt X3 root certificate expliration
 RUN sudo sed -i 's#\(mozilla/DST_Root_CA_X3.crt\)#!\1#' /etc/ca-certificates.conf \
  && sudo dpkg-reconfigure -fnoninteractive ca-certificates

ci/Jenkinsfile.linux

@@ -4,7 +4,7 @@ pipeline {
   agent {
     docker {
       label 'linux'
-      image 'statusteam/nim-status-client-build:1.1.2'
+      image 'statusteam/nim-status-client-build:1.1.3'
       /* allows jenkins use cat and mounts '/dev/fuse' for linuxdeployqt */
       args '--entrypoint="" --cap-add SYS_ADMIN --security-opt apparmor:unconfined --device /dev/fuse'
     }

vendor/fcitx5-qt

@@ -0,0 +1 @@
+Subproject commit fd06094f48e8281b6dc3fd4aaadfcd216c426a5a