README

README.md

@@ -27,6 +27,7 @@ A very simple tool to upload files to the zfh.so file hosting
 	    -F                   # Make a fullscreen shot instead of prompting for a window/area. Implies -s.
 	    -D <num>             # Delay the shot by <num> seconds.
 	    -p                   # Make the file private. Requires $secret to be set in the config.
+	    -m                   # Maximum filesize (takes K, M and G suffixes).
 
 	Config options (~/.suprc):
 	    secret               # Your personal token. Get it at https://zfh.so/settings_form

sup

@@ -6,10 +6,16 @@
 
 _self="${0##*/}"
 
+# Defaults for XDG
+if ! [[ "$XDG_RUNTIME_DIR" ]]; then
+	XDG_RUNTIME_DIR="/run/user/$UID"
+fi
+
 cfg_url_regex='^[A-Za-z]([A-Za-z0-9+.-]+)?://.+'
-cfg_tmp_dir="/tmp/$USER/sup"; TEMPDIR="$cfg_tmp_dir"
-cfg_service_url='https://zfh.so'
+cfg_tmp_dir="$XDG_RUNTIME_DIR/sup"; TEMPDIR="$cfg_tmp_dir"
+cfg_service_url='https://8fw.me'
 cfg_screenshot_ext='png'
+cfg_max_filesize='200M'
 
 [[ -f $HOME/.suprc ]] && { source "$HOME/.suprc"; }
 
@@ -19,6 +25,10 @@ _cat() {
 	done
 }
 
+is_url() {
+	[[ "$1" =~ $cfg_url_regex ]]
+}
+
 sup.msg() { printf '%s\n' "[sup] $1"; }
 sup.err() { sup.msg "(error) $1" >&2; }
 
@@ -33,10 +43,12 @@ sup.usage() {
 		        -D <num>             # Delay the shot by <num> seconds.
 		        -p                   # Make the file private. Requires \$secret to be set in the config.
 		        -u                   # Generate a shortlink from URL.
+		        -m                   # Maximum filesize (takes K, M and G suffixes).
 		
 		    Config options (~/.suprc):
 		        secret               # Your personal token. Get it at https://zfh.so/settings_form
 		        cfg_screenshot_ext   # Screenshot file type, used by scrot.
+				  cfg_max_filesize     # Maximum filesize in megabytes.
 		        # Others are self-explanatory:
 		        cfg_url_regex
 		        cfg_tmp_dir
@@ -54,8 +66,25 @@ sup.get_hash() {
 	read file_hash _ < <( sha1sum "$1" )
 }
 
+sup.get_max_filesize() {
+	if [[ $cfg_max_filesize =~ ^[0-9]+[BKMG]?$ ]]; then
+		max_filesize_base="${cfg_max_filesize//[BKMG]/}"
+
+		case "$cfg_max_filesize" in
+			*K) max_filesize_bytes=$(( max_filesize_base * 1024 ));;
+			*M) max_filesize_bytes=$(( max_filesize_base * 1024 * 1024 ));;
+			*G) max_filesize_bytes=$(( max_filesize_base * 1024 * 1024 * 1024 ));;
+			*) max_filesize_bytes=$max_filesize_base;;
+		esac
+	else
+		sup.err "Wrong cfg_max_filesize: $cfg_max_filesize"
+		return 1
+	fi
+}
+
 sup.upload() {
 	if (( flag_scrot )); then
+		flag_rm=1
 		file=$(sup.scrot) || { return 1; }
 	else
 		(( $# )) || {
@@ -65,13 +94,23 @@ sup.upload() {
 
 		target="$1"
 
-		if sup.if_url "$target"; then
+		if is_url "$target"; then
+			flag_rm=1
 			file=$(sup.mktemp "$cfg_tmp_dir")
 
-			curl -skL "$target" > "$file" || {
-				sup.err "Could not download file."
+			sup.get_max_filesize || { return 1; }
+
+			curl --max-filesize "$max_filesize_bytes" -skL "$target" > "$file"
+			curl_result=$?
+
+			if (( curl_result )); then
+				case "$curl_result" in
+					63) sup.err "File exceeds cfg_max_filesize";;
+					*) sup.err "Could not download file.";;
+				esac
+
 				return 1
-			}
+			fi
 		else
 			file="$target"
 
@@ -150,8 +189,6 @@ sup.scrot() {
 	printf '%s\n' "$tmp_file"
 }
 
-sup.if_url() { printf '%s\n' "$1" | grep -oE "$cfg_url_regex" &>/dev/null; }
-
 sup.mktemp() {
 	declare tmp_file_name tmp_file_name_extra="$2" tmp_dir="$1" 
 

supd

@@ -1,8 +1,13 @@
 #!/usr/bin/env bash
 shopt -s nullglob
 
+# Defaults for XDG
+if ! [[ "$XDG_RUNTIME_DIR" ]]; then
+	XDG_RUNTIME_DIR="/run/user/$UID"
+fi
+
 # Defaults
-cfg_workdir="/tmp/$USER/supd"
+cfg_workdir="$XDG_RUNTIME_DIR/supd"
 cfg_scan_delay='30'
 
 msg() { printf '%s\n' "$*"; }