Build only available versions

#!/bin/bash

declare -A versions=(

declare -r name=${1:-docker.seblu.net/docker/dokuwiki}

# Dokuwiki upstream consider the last reliable version to be rc when available.

# The update_check in dokuwiki is always looking for RC too.

# https://forum.dokuwiki.org/d/8939-update-check-should-not-be-used-for-release-candidates

# so we tag latest rc when available, either stable or oldstable.

declare latest=''

# declare well known versions. order matter!

declare -a versions=(dev oldstable stable rc)

declare -A url=(

  ["dev"]="http://github.com/splitbrain/dokuwiki/tarball/master"

  ["rc"]="https://download.dokuwiki.org/src/dokuwiki/dokuwiki-rc.tgz"

  ["stable"]="https://download.dokuwiki.org/src/dokuwiki/dokuwiki-stable.tgz"

  ["oldstable"]="https://download.dokuwiki.org/src/dokuwiki/dokuwiki-oldstable.tgz"

  ["stable"]="https://download.dokuwiki.org/src/dokuwiki/dokuwiki-stable.tgz"

  ["rc"]="https://download.dokuwiki.org/src/dokuwiki/dokuwiki-rc.tgz"

)

declare -r name=${1:-docker.seblu.net/docker/dokuwiki}

for version in "${!versions[@]}"; do

  url=${versions[$version]}

  echo "Building $version at $url"

  docker build --build-arg=DOKUWIKI_URL="$url" --tag "$name:$version" $BUILD_EXTRA .

for version in "${versions[@]}"; do

  # do not build unavailable url (e.g: rc is only avaible before a new release)

  echo "Checking $version url ${url[$version]}"

  curl -Isf "${url[$version]}" -o /dev/null || continue

  echo "Building $version"

  docker build --build-arg=DOKUWIKI_URL="${url[$version]}" --tag "$name:$version" $BUILD_EXTRA .

  latest=$version

done

# latest is always rc, because dokuwiki upstream consider last install should

# be the rc one. The update_check is always looking for RC too.

# https://forum.dokuwiki.org/d/8939-update-check-should-not-be-used-for-release-candidates

docker tag $name:rc $name:latest

echo "Tag latest: $latest"

docker tag $name:$latest $name:latest

echo =========================================================================

echo ::: IMAGE NOT PUSHED