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CHANGE: Simplify the fetting script for the latest release of PrusaSl…
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…icer.
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helfrichmichael committed Jul 1, 2023
1 parent 179cbd5 commit c19e5c9
Showing 1 changed file with 25 additions and 54 deletions.
79 changes: 25 additions & 54 deletions get_latest_prusaslicer_release.sh
Original file line number Diff line number Diff line change
@@ -1,66 +1,37 @@
#!/bin/bash
# Get the latest release of PrusaSlicer for Linux (non-AppImage) using the GitHub API
# This was forked from https://github.com/dmagyar/prusaslicer-vnc-docker/blob/main/getLatestPrusaSlicerRelease.sh

set -eu
TMPDIR="$(mktemp -d)"

if [[ $# -lt 1 ]]; then
echo "~~~ $0 ~~~"
echo " usage: $0 [ url | name | url_ver VERSION | name_ver VERSION_NAME ]"
echo
echo " url: Returns the download URL for the latest release (for download using cURL/wget)"
echo " name: Returns the filename of the latest release"
echo
echo " url_ver: Takes a parameter to specify the version to retrieve (note: some download urls have hex-encoded ascii characters)"
echo " url_ver example: $0 url_ver 2.0.0%2B"
echo " output: https://github.com/prusa3d/PrusaSlicer/releases/download/version_2.0.0/PrusaSlicer-2.0.0%2Blinux64-201905201652.tar.bz2"
echo
echo " name_ver: Takes a parameter to specify the filename to retrieve (note: this has a '+' added on at the end of the provided version number)"
echo " name_ver example: $0 name_ver 2.0.0"
echo " output: PrusaSlicer-2.0.0+linux64-201905201652.tar.bz2"
echo
exit 1
fi

baseDir="/slic3r"
mkdir -p $baseDir

if [[ ! -e "$baseDir/latestReleaseInfo.json" ]]; then

curl -SsL https://api.github.com/repos/prusa3d/PrusaSlicer/releases/latest > $baseDir/latestReleaseInfo.json

fi
curl -SsL https://api.github.com/repos/prusa3d/PrusaSlicer/releases/latest > $TMPDIR/latest.json

releaseInfo=$(cat $baseDir/latestReleaseInfo.json)

if [[ $# -gt 1 ]]; then

VER=$2

if [[ ! -e "$baseDir/releases.json" ]]; then
curl -SsL https://api.github.com/repos/prusa3d/PrusaSlicer/releases > $baseDir/releases.json
fi

allReleases=$(cat $baseDir/releases.json)
url=$(jq -r '.assets[] | select(.browser_download_url|test("linux-x64-(?!GTK3).+.tar.bz2$"))| .browser_download_url' $TMPDIR/latest.json)
name=$(jq -r '.assets[] | select(.browser_download_url|test("linux-x64-(?!GTK3).+.tar.bz2$"))| .name' $TMPDIR/latest.json)
version=$(jq -r .tag_name $TMPDIR/latest.json)

if [ $# -ne 1 ]; then
echo "Wrong number of params"
exit 1
else
request=$1
fi

if [[ "$1" == "url" ]]; then

echo "${releaseInfo}" | jq -r '.assets[] | .browser_download_url | select(test("PrusaSlicer-.+(-\\w)?.linux-x64-(?!GTK3).+.tar.bz2"))'

elif [[ "$1" == "name" ]]; then
case $request in

echo "${releaseInfo}" | jq -r '.assets[] | .name | select(test("PrusaSlicer-.+(-\\w)?.linux-x64-(?!GTK3).+.tar.bz2"))'
url)
echo $url
;;

elif [[ "$1" == "url_ver" ]]; then
name)
echo $name
;;

# Note: Releases sometimes have hex-encoded ascii characters tacked on
# So version '2.0.0+' might need to be requested as '2.0.0%2B' since GitHub returns that as the download URL
echo "${allReleases}" | jq --arg VERSION "$VER" -r '.[] | .assets[] | .browser_download_url | select(test("PrusaSlicer-" + $VERSION + "linux64-.+.tar.bz2"))'
version)
echo $version
;;

elif [[ "$1" == "name_ver" ]]; then

echo "${allReleases}" | jq --arg VERSION "$VER" -r '.[] | .assets[] | .name | select(test("PrusaSlicer-" + $VERSION + "\\+linux64-.+.tar.bz2"))'
*)
echo "Unknown request"
;;
esac

fi
exit 0

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