website/scripts/zola.sh

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#!/bin/bash
# Used in CI workflow: install Zola binary from GitHub
# Copyright © 2021 Aravinth Manivannan <realaravinth@batsense.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
set -euo pipefail
readonly PROJECT_ROOT=$(pwd)
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readonly TARBALL=zola.tar.gz
readonly SOURCE="https://github.com/getzola/zola/releases/download/v0.15.3/zola-v0.15.3-x86_64-unknown-linux-gnu.tar.gz"
readonly BIN_PATH=tmp/bin
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readonly BIN=$BIN_PATH/zola
readonly DIST=public
source $(pwd)/scripts/lib.sh
help() {
cat << EOF
zola.sh: Zola build script
USAGE:
zola.sh <options>
OPTIONS:
b build build website
c clean clean dependencies and build artifacts
d deploy deploy build to branch
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h help print this help menu
i install install build dependencies
u url make urls relative
z zola invoke zola
EOF
}
download() {
if [ ! -e $BIN_PATH ];
then
mkdir -p $BIN_PATH
cd $BIN_PATH
echo "[*] Downloading Zola"
wget --quiet --output-document=$TARBALL $SOURCE
tar -xvzf $TARBALL > /dev/null
rm $TARBALL
echo "[*] Downloaded zola into $BIN"
cd $PROJECT_ROOT
fi
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}
init() {
if [ ! -d $BIN_PATH ]
then
mkdir $BIN_PATH
fi
if [ ! -f $BIN ]
then
cd $BIN_PATH
download
fi
}
run() {
$BIN "${@:1}"
}
build() {
run build
}
no_absolute_url() {
sed -i 's/https:\/\/gna.org//g' $(find public -type f | grep html)
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}
clean() {
rm -rf $BIN_PATH || true
rm -rf $DIST || true
echo "[*] Workspace cleaned"
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}
# $1: branch name
# $2: directory containing build assets
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# $3: Author in <author-name author@example.com> format
deploy() {
cd $PROJECT_ROOT
original_branch=$(git branch --show-current)
tmp_dir=$(mktemp -d)
cp -r $2/* $tmp_dir
if [[ -z $(git ls-remote --heads origin ${1}) ]]
then
echo "[*] Creating deployment branch $1"
git checkout --orphan $1
else
echo "[*] Deployment branch $1 exists, pulling changes from remote"
git fetch origin $1
git switch $1
fi
git rm -rf .
/bin/rm -rf *
cp -r $tmp_dir/* .
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git add --all
if [ $(git status --porcelain | xargs | sed '/^$/d' | wc -l) -gt 0 ];
then
echo "[*] Repository has changed, committing changes"
git commit \
--author="$3" \
--message="new deploy: $(date --iso-8601=seconds)"
fi
git checkout $original_branch
}
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check_arg $1
download
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if match_arg $1 'i' 'install'
then
init
elif match_arg $1 'c' 'clean'
then
clean
elif match_arg $1 'd' 'deploy'
then
check_arg $2
check_arg $3
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check_arg $4
deploy $2 $3 $4
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elif match_arg $1 'b' 'build'
then
build
elif match_arg $1 'h' 'help'
then
help
elif match_arg $1 'u' 'url'
then
no_absolute_url
elif match_arg $1 'z' 'zola'
then
$BIN "${@:3}"
else
echo "Error: $1 is not an option"
help
exit 1
fi
exit 0