Add git-blog - sdball/dotfiles
- Author: Stephen Ball
- Published:
- Permalink: /blog/add-git-blog
Commit e2f73fe from github.com/sdball/dotfiles
Turn my nicely written git commits into blog posts!
e2f73fe43722aeaa5bd9b9fc929f3e2c806bd7cb on sdball/dotfiles
added files
bin/git-blog
#!/usr/bin/env bash
set -Eeuo pipefail
usage() {
cat <<EOF
Usage: $(basename "${BASH_SOURCE[0]}") COMMIT_HASH
Transforms the given COMMIT_HASH into a blog post.
Available options:
-h, --help Print this help and exit
EOF
exit
}
msg() {
echo >&2 -e "${1-}"
}
die() {
local msg=$1
local code=${2-1} # default exit status 1
msg "$msg"
exit "$code"
}
parse_params() {
while :; do
case "${1-}" in
-h | --help) usage ;;
-?*) die "Unknown option: $1" ;;
*) break ;;
esac
shift
done
args=("$@")
if [[ ${#args[@]} -eq 0 ]]; then
commit=$(latest-commit)
else
commit=$(git show "${args[0]}" --no-patch --format=e2f73fe43722aeaa5bd9b9fc929f3e2c806bd7cb)
fi
return 0
}
latest-commit() {
git show --no-patch --format=e2f73fe43722aeaa5bd9b9fc929f3e2c806bd7cb
}
added-files() {
commit=$1
new_files=$(git show "$commit" --format="" --name-status | rg "^A" | awk '{print $2}')
if [[ -n "$new_files" ]]; then
echo
echo "## added files"
echo "$new_files" | while read -r f; do
echo
echo "### $f"
echo
echo '```'
cat "$f"
echo '```'
done
fi
}
modified-files() {
commit=$1
modified_files=$(git show "$commit" --format="" --name-status | rg "^M" | awk '{print $2}')
if [[ -n "$modified_files" ]]; then
echo
echo "## modified files"
echo "$modified_files" | while read -r f; do
echo
echo "### $f"
echo
echo '```diff'
git show "$commit" --format="" --patch "$f"
echo '```'
done
fi
}
blog-commit() {
commit=$1
git show "$commit" --format="Draft: yes
Date: 2023-01-08 14:35:35 -0500
# Add git-blog - $(repo)
Turn my nicely written git commits into blog posts!
$(commit-link "$commit")
$(added-files "$commit")
}
commit-link() {
commit=$1
echo "[$commit on $(repo)]($(repo-link)/commit/$commit)"
}
blog-file() {
commit=$1
git show "$commit" --no-patch --format="Add-git-blog.md"
}
repo() {
git remote -v | rg fetch | awk -F: '{print $2}' | awk -F. '{print $1}'
}
repo-link() {
git remote -v | rg fetch | awk -F: '{print $2}' | awk -F. '{print "https://github.com/" $1}'
}
main() {
year=$(date +%Y)
parse_params "$@"
contents=$(blog-commit "$commit")
filename=$(blog-file "$commit" | tr "[:upper:]" "[:lower:]")
mkdir -p "$BLOG_DIR$year"
msg "Writing to $BLOG_DIR$year/$filename"
echo "$contents" > "$BLOG_DIR$year/$filename"
}
main "$@"