Fix travis release upload

.travis.yml

@@ -28,20 +28,6 @@ script:
   - cp meshlite/target/release/libmeshlite.dylib thirdparty/meshlite/libmeshlite.dylib
   - qmake -config release
   - make
-  #- mv dust3d.app dust3d-unstable.app
-  #- macdeployqt dust3d-unstable.app -dmg
-
-#deploy:
-#  - provider: releases
-#    api_key:
-#      secure: 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
-#    file:
-#      - dust3d-unstable.dmg
-#    overwrite: true
-#    skip_cleanup: true
-#    on:
-#      tags: true
-#      condition: $TRAVIS_OS_NAME = osx
-#      branches:
-#      only:
-#        - master
+  - mv dust3d.app dust3d_unstable.app
+  - macdeployqt dust3d_unstable.app -dmg
+  - sh ci/upload-github-release-asset.sh github_api_token=${my_auth_token} branch=$TRAVIS_BRANCH owner=huxingyi repo=dust3d tag=unstable filename=dust3d_unstable.dmg

ci/upload-github-release-asset.sh

@@ -0,0 +1,84 @@
+#!/usr/bin/env bash
+#
+# Author: Stefan Buck
+# License: MIT
+# https://gist.github.com/stefanbuck/ce788fee19ab6eb0b4447a85fc99f447
+#
+# Note: This file has been slightly changed from the original version(Stefan Buck) by adding asset overwrite.
+#
+# This script accepts the following parameters:
+#
+# * owner
+# * repo
+# * tag
+# * filename
+# * github_api_token
+#
+# Script to upload a release asset using the GitHub API v3.
+#
+# Example:
+#
+# upload-github-release-asset.sh github_api_token=TOKEN owner=stefanbuck repo=playground tag=v0.1.0 filename=./build.zip
+#
+
+# Check dependencies.
+set -e
+xargs=$(which gxargs || which xargs)
+
+# Validate settings.
+[ "$TRACE" ] && set -x
+
+CONFIG=$@
+
+for line in $CONFIG; do
+  eval "$line"
+done
+
+# Define variables.
+GH_API="https://api.github.com"
+GH_REPO="$GH_API/repos/$owner/$repo"
+GH_TAGS="$GH_REPO/releases/tags/$tag"
+AUTH="Authorization: token $github_api_token"
+WGET_ARGS="--content-disposition --auth-no-challenge --no-cookie"
+CURL_ARGS="-LJO#"
+
+if [[ "$tag" == 'LATEST' ]]; then
+  GH_TAGS="$GH_REPO/releases/latest"
+fi
+
+if [ "$branch" == "master" ] || [ "$branch" == "ci" ]; then
+  echo "Start upload progress..."
+else
+  echo "This branch($branch) no need to upload."
+  exit 0
+fi
+
+# Validate token.
+curl -o /dev/null -sH "$AUTH" $GH_REPO || { echo "Error: Invalid repo, token or network issue!";  exit 1; }
+
+# Read asset tags.
+response=$(curl -sH "$AUTH" $GH_TAGS)
+
+# Get ID of the release.
+eval $(echo "$response" | grep -m 1 "id.:" | grep -w id | tr : = | tr -cd '[[:alnum:]]=')
+[ "$id" ] || { echo "Error: Failed to get release id for tag: $tag"; echo "$response" | awk 'length($0)<100' >&2; exit 1; }
+release_id="$id"
+
+# Get ID of the asset based on given filename.
+id=""
+eval $(echo "$response" | grep -C1 "name.:.\+$filename" | grep -m 1 "id.:" | grep -w id | tr : = | tr -cd '[[:alnum:]]=')
+assert_id="$id"
+if [ "$assert_id" = "" ]; then
+    echo "No need to overwrite asset"
+else
+    echo "Deleting asset($assert_id)... "
+    curl "$GITHUB_OAUTH_BASIC" -X "DELETE" -H "Authorization: token $github_api_token" "https://api.github.com/repos/$owner/$repo/releases/assets/$assert_id"
+fi
+
+# Upload asset
+echo "Uploading asset... "
+
+# Construct url
+GH_ASSET="https://uploads.github.com/repos/$owner/$repo/releases/$release_id/assets?name=$(basename $filename)"
+
+curl "$GITHUB_OAUTH_BASIC" --data-binary @"$filename" -H "Authorization: token $github_api_token" -H "Content-Type: application/octet-stream" $GH_ASSET