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Code Issues Releases Wiki Activity

only copy files if they contain troublesome characters

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This commit is contained in:
Connor Olding 2021-09-16 22:40:13 -07:00
parent 43813a2cd8
commit 545ab4bb5d
1 changed files with 18 additions and 6 deletions
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24
sh/oxo
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@ -62,7 +62,21 @@ oxo() { ### @-
: $((fails+=1))
printf "$bad" "oxo: skipping empty file: $f" >&2
else
local kib="$(du -k "$f" | cut -f1)"
local g="$f"
# restrict the filepath to simple ascii characters that curl likes.
if [ -n "$(printf '%s' "$f" | tr -d \''0-9A-Za-z !#$%&()*+,./;=@[]^_`{}~-')" ]; then
# copy the user's file to a temporary path and use that instead.
g=/tmp/oxo
#printf "$warn" "oxo: special characters found: $f" >&2
if ! cp -p -- "$f" "$g"; then
: $((fails+=1))
printf "$bad" "oxo: failed to copy file: $f" >&2
continue
fi
fi
local kib="$(du -k -- "$f" | cut -f1)"
if [ "$kib" -gt 524288 ]; then
: $((fails+=1))
@ -78,17 +92,13 @@ oxo() { ### @-
local d=$(( b*c/8192+3*kib/16+1-32768 ))
local r=$(( (d*-335+16384)/32768+30 ))
if ! cp -p "$f" /tmp/0x0; then
: $((fails+=1))
printf "$bad" "oxo: failed to copy file: $f" >&2
elif ! curl -F'file=@/tmp/0x0' https://0x0.st; then
if ! curl -F"file=@\"$g\"" https://0x0.st; then
: $((fails+=1))
printf "$bad" "oxo: failed to upload file: $f" >&2
else
: $((succs+=1))
printf "$look" "oxo: expires in $r days: $f" >&2
fi
#rm -f /tmp/0x0
fi
done
@ -103,6 +113,8 @@ oxo() { ### @-
printf "$err" "oxo: failed to upload $fails file$s" >&2
fi
[ ! -e /tmp/oxo ] || rm /tmp/oxo
return $fails
}