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existing_parent_dir() {
local -r path="$1"; shift
local existing_parent
existing_parent=$(dirname "$path")
while [ ! -e "$existing_parent" ]; do
existing_parent=$(dirname "$existing_parent")
done
printf '%s\n' "$existing_parent"
}
resolve_config_file() {
local -r config_file="${1:-}"
if [ -n "$config_file" ]; then
printf '%s\n' "$config_file"
else
printf '%s\n' ./shuriken.conf
fi
}
missing_config() {
local -r config_file="$1"; shift
printf 'Error: Can not find config file %s\n' "$config_file" >&2
printf 'Run shuriken --init to create ./shuriken.conf.\n' >&2
exit 1
}
apply_config_defaults() {
# Empty FAVICON means use the bundled default favicon; otherwise it is a path
# to a custom favicon file copied into the album as favicon.ico.
FAVICON="${FAVICON:-}"
HEIGHT="${HEIGHT:-}"
IMAGE_JOBS="${IMAGE_JOBS:-3}"
IMAGEMAGICK_TIMEOUT="${IMAGEMAGICK_TIMEOUT:-60}"
ORIGINAL_BASEPATH="${ORIGINAL_BASEPATH:-}"
RANDOM_SEED="${RANDOM_SEED:-}"
SHUFFLE="${SHUFFLE:-no}"
# SOURCE_URL is the project/source link shown in the page header bar ("Site
# generated ... with <SOURCE_URL>"). Defaults to the shuriken.sh repo;
# override it per site (e.g. to the album's own repo) via config or
# --source-url. The header bar derives the displayed text from the URL itself.
SOURCE_URL="${SOURCE_URL:-https://codeberg.org/snonux/shuriken.sh}"
SPLASH_PAGE="${SPLASH_PAGE:-yes}"
STATS_PAGE="${STATS_PAGE:-no}"
# Optional with a default (unlike the required THUMBHEIGHT): the percent
# chance a preview tile is subdivided into smaller thumbnails, and the
# percent chance it becomes a large 2x2 "feature" tile. 0 disables either.
THUMB_SUBDIVIDE_PERCENT="${THUMB_SUBDIVIDE_PERCENT:-30}"
THUMB_FEATURE_PERCENT="${THUMB_FEATURE_PERCENT:-10}"
SYNC_DELETE="${SYNC_DELETE:-yes}"
TARBALL_INCLUDE="${TARBALL_INCLUDE:-no}"
TARBALL_SUFFIX="${TARBALL_SUFFIX:-.tar}"
TAR_TIMEOUT="${TAR_TIMEOUT:-120}"
if ! declare -p TAR_OPTS >/dev/null 2>&1; then
TAR_OPTS=(-c)
fi
if ! declare -p SYNC_DESTINATIONS >/dev/null 2>&1; then
SYNC_DESTINATIONS=()
fi
}
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