From c59fd5a4946c4d13fc1692e4561878a9bb2b3e17 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Thu, 5 Jul 2018 18:31:14 +0200
Subject: [PATCH] pagination function

---
 list.sh | 47 ++++++++++++++++++++++++++++++++---------------
 1 file changed, 32 insertions(+), 15 deletions(-)

diff --git a/list.sh b/list.sh
index 2f8e139..49b9273 100644
--- a/list.sh
+++ b/list.sh
@@ -1,17 +1,16 @@
 #!/bin/sh
 
-list_dir(){
-  name="$(HTML "$1")"
-  path="$(HTML "${ITEM}/$1")"
-  printf '[a .list .dir href="%s" %s]' \
-    "$path" "$name"
-}
-
-list_file(){
+list_item(){
   name="$(HTML "$1")"
   path="$(HTML "$ITEM/$1")"
-  printf '[div .list .file [a href="%s" [img src="%s?a=thumbnail"] %s]]' \
-    "$path" "$path" "$name"
+
+  if [ -d "$_DATA/$ITEM/$1" ]; then
+    printf '[a .list .dir href="%s" %s]' \
+      "$path" "$name"
+  else
+    printf '[div .list .file [a href="%s" [img src="%s?a=thumbnail"] %s]]' \
+      "$path" "$path" "$name"
+  fi
 }
 
 list_dirs(){
@@ -42,6 +41,23 @@ list_tree(){
   | cut -d/ -f2-
 }
 
+list_paginate(){
+  page="$(GET p |grep -xE '[0-9]+' || printf 1)"
+  while i="$(line)"; do
+    c=$((${c-0} + 1))
+    if [ $c -lt $page ]; then
+      true
+    elif [ $c -lt $((LISTSIZE + page)) ]; then
+      list_item "$i"
+    fi
+  done
+
+  for n in $(seq 1 $((c / LISTSIZE + 1)) ); do
+    printf '[a .page href="%s" %s]' \
+      "?p=$(( (n - 1) * LISTSIZE + 1))" "$n" |tee /dev/stderr
+  done
+}
+
 printf 'Content-Type: text/html;charset=utf-8\r\n\r\n'
 
 "$_EXEC/cgilite/html-sh.sed" <<-EOF
@@ -53,12 +69,13 @@ printf 'Content-Type: text/html;charset=utf-8\r\n\r\n'
   [input type=checkbox #t_prefs .toggle ][label for=t_prefs &#x2699;]
   $(w_prefs)
   $(if [ "$(COOKIE mode)" = index ]; then
-    list_tree  |while read -r file; do list_file "$file"; done
+    list_tree
   else
-    list_dirs  |while read -r  dir; do list_dir   "$dir"; done
-    printf '[br]'
-    list_files |while read -r file; do list_file "$file"; done
-  fi)
+    list_dirs
+    list_files
+  fi \
+  | list_paginate
+  )
 ] ]
 EOF
 
-- 
2.39.2