hbbs

commit 6ff379b4d5bc1669fa8c63a2de4916647b1a459f
parent eebae4beb382de631ccea9b8ea8835ee5c5848d8
Author: hhvn <hayden@haydenvh.com>
Date:   Tue,  2 Feb 2021 23:10:38 +0000

bin/interface.sh: do not allow negative page numbers

Diffstat:
M
bin/interface.sh
 | 
33
+++++++++++++++++++++++++++------

1 file changed, 27 insertions(+), 6 deletions(-)
diff --git a/bin/interface.sh b/bin/interface.sh
@@ -38,12 +38,19 @@ menu_boards(){
 			"$(eval "echo \$board_${b2}_desc")"
 	done | pager 5 $(echo "$banner" | wc -l)
 	printf '=======================================================================Page:%- 3d=\n' "$page"
-	while prompt "Ne${k}x${s}t ${k}p${s}revious ${k}u${s}sers ${k}s${s}elect rel${k}o${s}ad intro${k}d${s}uction ${k}h${s}elp" input
+	while prompt "Ne${k}x${s}t ${k}$([ $page -eq 0 ] && printf "${e}")p${s}revious ${k}u${s}sers ${k}s${s}elect rel${k}o${s}ad intro${k}d${s}uction ${k}h${s}elp" input
 	do
 		parse_in "$input"
 		case "$cmd" in
 			x|"") page=$(($page+1)); break ;;
-			p) page=$(($page-1)); break ;;
+			p)
+				[ $page -eq 0 ] && {
+					error "already on first page"
+				} || {
+					page=$(($page-1))
+					break
+				}
+				;;
 			s) 
 				[ "$arg" = "" ] && prompt "board" arg
 				board=$(echo "$boards" | tr ' ' '\n' | grep -i "$arg" | head -n 1 | tr '[:upper:]' '[:lower:]')
@@ -84,12 +91,19 @@ menu_list(){
 		$4 != "root" {printf("%s% 3s.%- 3s%s [%s%s%s] %- 10s | %s\n", c1, $1, $2, c0, c2, $3, c0, $4, $5); n=$1}
 		$4 == "root" {print ""}' < $datadir/boards/$board/list | pager 5 $(echo "$banner" | wc -l)
 	printf '=%- 10s============================================================Page:%- 3d=\n' "$(echo "$board" | tr '[:lower:]' '[:upper:]')" "$page" | tr ' ' '=' | sed 's/==$/ =/;s/:=/: /' 
-	while prompt "Ne${k}x${s}t ${k}p${s}revious ${k}b${s}oards rel${k}o${s}ad ${k}r${s}ead ${k}$(check_post_perm $board $user noprint || printf "${e}")n${s}ew ${k}h${s}elp" input
+	while prompt "Ne${k}x${s}t ${k}$([ $page -eq 0 ] && printf "${e}")p${s}revious ${k}b${s}oards rel${k}o${s}ad ${k}r${s}ead ${k}$(check_post_perm $board $user noprint || printf "${e}")n${s}ew ${k}h${s}elp" input
 	do
 		parse_in "$input"
 		case "$cmd" in
 			x|"") page=$(($page+1)); break ;;
-			p) page=$(($page-1)); break ;;
+			p)
+				[ $page -eq 0 ] && {
+					error "already on first page"
+				} || {
+					page=$(($page-1))
+					break
+				}
+				;;
 			b) set_mode boards; break ;;
 			o) break ;;
 			r)
@@ -242,12 +256,19 @@ menu_users(){
 	echo ================================================================================
 	ls $datadir/users/ | pager 4 $(echo "$banner" | wc -l)
 	printf '=======================================================================Page:%- 3d=\n' "$page"
-	while prompt "Ne${k}x${s}t ${k}p${s}revious ${k}b${s}oards ${k}i${s}nfo ${k}e${s}dit ${k}h${s}elp" input
+	while prompt "Ne${k}x${s}t ${k}$([ $page -eq 0 ] && printf "${e}")p${s}revious ${k}b${s}oards ${k}i${s}nfo ${k}e${s}dit ${k}h${s}elp" input
 	do
 		parse_in "$input"
 		case "$cmd" in
 			x|"") page=$(($page+1)); break ;;
-			p) page=$(($page-1)); break ;;
+			p)
+				[ $page -eq 0 ] && {
+					error "already on first page"
+				} || {
+					page=$(($page-1))
+					break
+				}
+				;;
 			i)
 				[ ! -f $datadir/users/${arg:-$user} ] && error "no such user" && break
 				clear