Travis: Build and upload AppImage snapshot

.travis.yml

@@ -23,13 +23,15 @@ matrix:
       addons:
         apt:
           sources: ['ubuntu-toolchain-r-test']
-          packages: ['g++-5', 'build-essential', 'cmake', 'libfreetype6-dev', 'libgl1-mesa-dev', 'libglew-dev', 'libgtk-3-dev', 'libjpeg-dev', 'libpng-dev', 'libsdl2-dev', 'libupnp-dev', 'libxrandr-dev', 'x11proto-core-dev', 'zlib1g-dev', 'libalut0', 'ninja-build', 'libgtest-dev']
+          packages: ['g++-5', 'build-essential', 'cmake', 'libfreetype6-dev', 'libgl1-mesa-dev', 'libglew-dev', 'libgtk-3-dev', 'libjpeg-dev', 'libpng-dev', 'libsdl2-dev', 'libupnp-dev', 'libxrandr-dev', 'x11proto-core-dev', 'zlib1g-dev', 'libalut0', 'ninja-build', 'libgtest-dev', 'curl']
       env:
           - CCOMPILER=gcc-5
           - CXXCOMPILER=g++-5
-          - TYPE=Debug 
+          - TYPE=RelWithDebInfo
           - CXX_FLAGS="-fdiagnostics-color"
           - BSYS="Ninja#ninja -k30" PCH=on
+          - UPLOAD_SNAPSHOT=1
+          - CMAKE_FLAGS="-DCMAKE_INSTALL_PREFIX=/usr -DWITH_AUTOMATIC_UPDATE=ON -DWITH_APPDIR_INSTALLATION=ON"
 
     - os: linux
       compiler: clang
@@ -57,9 +59,19 @@ before_script:
       -DUSE_GCC_PCH=${PCH:-off}
       -DGTEST_ROOT=$PWD/googletest-release-1.7.0
       -DGMOCK_ROOT=$PWD/googlemock-release-1.7.0
+      $CMAKE_FLAGS
       .
 
 script:
     - ${BSYS/*#/} all netpuncher tests aul_test
     - ./tests/tests 
     - ./tests/aul_test
+
+after_success:
+    - >
+      [ "$UPLOAD_SNAPSHOT" = 1 ] && 
+      echo "Creating AppImage..." &&
+      tools/create_appimage.sh &&
+      echo "Uploading snapshot..." &&
+      tools/upload_snapshot.sh OpenClonk-x86_64.AppImage ||
+      echo "Snapshot creation has failed"

tools/create_appimage.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+error() {
+	echo error: "$@"
+	exit 1
+}
+
+[[ -f CMakeCache.txt ]] || error "this does not look like a build directory"
+
+DESTDIR=appdir cmake --build . --target install || error "install failed"
+
+linuxdeployqt=linuxdeployqt-continuous-x86_64.AppImage
+if [[ ! -x $linuxdeployqt ]]; then
+	wget -c -nv "https://github.com/probonopd/linuxdeployqt/releases/download/continuous/$linuxdeployqt" \
+		|| error "could not download linuxdeployqt"
+	chmod a+x $linuxdeployqt
+fi
+
+export ARCH=$(uname -m)
+
+./$linuxdeployqt appdir/usr/share/applications/openclonk.desktop -appimage \
+	|| error "AppImage creation has failed"

tools/upload_snapshot.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+error() {
+	echo error: "$@"
+	exit 1
+}
+
+revision=$(git rev-parse --short=9 HEAD)
+[[ -n $revision ]] || error "could not get git revision"
+
+branch=$(git symbolic-ref --short HEAD)
+# Travis checks out a concrete revision, so we have to get the branch name from
+# the environment instead.
+: ${branch:=$TRAVIS_BRANCH}
+[[ -n $branch ]] || error "could not get branch name"
+
+date=$(date --date="$(git show -s --format=%ci)" -u -Is | sed 's/+00:\?00$/Z/')
+[[ -n $date ]] || error "could not get commit date"
+
+file=${1:?no file to upload given}
+: ${OC_REL_URL:?target URL not set}
+
+upload_path="/snapshots/$date-$branch-$revision/$(basename "$file")"
+echo "uploading $upload_path"
+
+curl -XPOST "$OC_REL_URL$upload_path" --data-binary "@$file" \
+	|| error "file upload failed"