clienside hash check

sup

@@ -8,7 +8,7 @@ _self="${0##*/}"
 
 cfg_url_regex='^[A-Za-z]([A-Za-z0-9+.-]+)?://.+'
 cfg_tmp_dir="/tmp/$USER/sup"; TEMPDIR="$cfg_tmp_dir"
-cfg_script_url='https://zfh.so/upload'
+cfg_service_url='https://zfh.so'
 cfg_screenshot_ext='png'
 
 [[ -f $HOME/.suprc ]] && { source "$HOME/.suprc"; }
@@ -38,7 +38,7 @@ sup.usage() {
 		        # Others are self-explanatory:
 		        cfg_url_regex
 		        cfg_tmp_dir
-		        cfg_script_url
+		        cfg_service_url
 	EOF
 }
 
@@ -48,7 +48,16 @@ sup.env() {
 	done
 }
 
+sup.get_hash() {
+	read file_hash _ < <( sha1sum "$1" )
+}
+
 sup.upload() {
+	sup.get_hash "$file"
+
+	if curl -fsL "${cfg_service_url}/hell/${file_hash}" &>/dev/null; then
+		printf '%s\n' "${cfg_service_url}/hell/${file_hash}"
+	else
 		curl -fsL \
 			-F file="@$file" \
 			-F upload_mode='api' \
@@ -56,7 +65,8 @@ sup.upload() {
 			-F secret="$secret" \
 			-F submit="" \
 			-A 'zerofiles.org upload script' \
-		"$cfg_script_url"
+			"$cfg_service_url/upload"
+	fi
 }
 
 sup.mktemp() {
@@ -197,6 +207,7 @@ main() {
 
 	if sup.upload; then
 		if (( "$flag_rm" )); then
+			sup.msg "Removing file: $file"
 			rm "$file"
 		fi
 	else