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simplify character whitelist using built-in shell expansions

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This commit is contained in:
Connor Olding 2021-10-07 10:57:31 -07:00
parent 7befe5065a
commit cfd3c2b18b
1 changed files with 1 additions and 1 deletions
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2
sh/oxo
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@ -65,7 +65,7 @@ oxo() { ### @-
local g="$f"
# restrict the filepath to simple ascii characters that curl likes.
if [ -n "$(printf '%s' "$f" | tr -d \''0-9A-Za-z !#$%&()*+,./;=@[]^_`{}~-')" ]; then
if [ "$f" != "${f#*[! -~]}" ] || [ "$f" != "${f#*[\":<>?\\|]}" ]; then
# copy the user's file to a temporary path and use that instead.
g=/tmp/oxo
#printf "$warn" "oxo: special characters found: $f" >&2