From 8223b7eaa6ffcb801dbdb34312e460b1de76ee5f Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Sat, 20 Mar 2021 12:28:43 +0100
Subject: [PATCH] display page title

---
 index.cgi | 38 ++++++++++++++++++++++++--------------
 1 file changed, 24 insertions(+), 14 deletions(-)

diff --git a/index.cgi b/index.cgi
index 3db279a..2797910 100755
--- a/index.cgi
+++ b/index.cgi
@@ -8,10 +8,10 @@ _DATA="${_DATA:-.}"
 . "$_EXEC"/cgilite/file.sh
 . "$_EXEC"/session_lock.sh
 
-git init "$_DATA" >/dev/null
+git init "$_DATA" >/dev/null &
 
 yield_page(){
-  page="$1"
+  title="${1:-WebTXT}" page="$2"
   printf '%s\r\n' 'Content-Type: text/html; charset=utf-8' \
                   "Content-Security-Policy: script-src 'none'" \
                   ''
@@ -20,24 +20,34 @@ yield_page(){
       [meta name="viewport" content="width=device-width"]
       [link rel="stylesheet" type="text/css" href="common.css"]
       [link rel="stylesheet" type="text/css" href="webnote.css"]
-      [title Webnote]
+      [title %s]
     ] [body class="%s"
-  ' "$page"
+  ' "$title" "$page"
   cat
   printf '] ]'
   } |"$_EXEC/cgilite/html-sh.sed" -u
 }
 
+pagename() {
+  local name page="${1##*/}"
+  name="$(sed -nE "/[a-zA-Z0-9].[^\r 	]/{s;\r$;;; p; q;};" "$_DATA/$page")"
+  [ "$name" ] && printf %s "$name" \
+              || printf %s "$page"
+}
+
+recent="$(COOKIE pages)"
+
 case ${PATH_INFO##*/} in
   favicon.ico) printf '%s\r\n' 'Content-Length: 0' '';;
   common.css) FILE "$_EXEC/cgilite/common.css";;
   webnote.css) FILE "$_EXEC/webnote.css";;
   '') yield_page <<-EOF
 	[form .new action=new [button type=submit New Note]
-          $(if [ "$(COOKIE pages)" ]; then
+          $(if [ "$recent" ]; then
 	    printf '[h2 Recent Pages][ul .recent'
-	    for page in $(COOKIE pages); do
-	      [ -f "$_DATA/$(printf %s "$page" |checkid)" ] && printf '[li [a href="./%s" . %s]]' "$page" "$page"
+	    for page in $recent; do
+	      [ -f "$_DATA/$(printf %s "$page" |checkid)" ] \
+              && printf '[li [a href="./%s" . %s]]' "$page" "$(pagename "$page" |HTML)"
 	    done
             printf ']'
 	  fi)
@@ -64,7 +74,7 @@ fi
 [ $REQUEST_METHOD = POST ] && case $(POST action) in
   edit)
     if temp=$(SLOCK "$doc"); then
-      yield_page <<-EOF
+      yield_page "$(pagename "$doc" |HTML)" <<-EOF
 	[form method=POST
           [input type=hidden name=session_key value="$SESSION_KEY"]
 	  [button type=submit name=action value=cancel Cancel]
@@ -73,7 +83,7 @@ fi
 	]
 	EOF
     else
-      yield_page <<-EOF
+      yield_page "$(pagename "$doc" |HTML) - Error" <<-EOF
 	[p .error .locked Someone else is already editing this Dokument. Wait a few minutes and try again. [a href="$PATH_INFO" Nothing else I can do.]]
 	EOF
     fi
@@ -87,10 +97,10 @@ fi
     if temp=$(CHECK_SLOCK "$doc"); then
       RELEASE_SLOCK "$doc"
       POST document >"${doc}"
-      git -C "$_DATA" commit -m "update note ${doc##*/} \"$(sed '1{s;\r;;; q;}' "$doc")\"" "${doc##*/}" >/dev/null
+      git -C "$_DATA" commit -m "update note ${doc##*/} \"$(pagename "$doc")\"" "${doc##*/}" >/dev/null
       REDIRECT "$PATH_INFO"
     else
-      yield_page <<-EOF
+      yield_page "$(pagename "$doc" |HTML) - Error" <<-EOF
 	[p .error .stolen Your edit took too long and someone else is now editing this file. [a href="$PATH_INFO" Dang, I must be quicker next time!]]
 	[p Copy your Content for reference:]
 	[div .text . $(POST document |HTML)]
@@ -100,10 +110,10 @@ fi
     ;;
 esac
 
-COOKIE pages |tr \  \\n |grep -qF "${doc##*/}" \
-|| SET_COOKIE +$((90 * 86400)) pages="$(COOKIE pages && printf ' %s' "${doc##*/}" || printf '%s' "${doc##*/}")" Path="${PATH_INFO%/*}/"
+printf %s "$recent" |grep -qwF "${doc##*/}" \
+|| SET_COOKIE +$((90 * 86400)) pages="${recent}${recent+ }${doc##*/}" Path="${PATH_INFO%/*}/"
 
-yield_page <<-EOF
+yield_page "$(pagename "$doc" |HTML)" <<-EOF
 	[form method=POST
           [input type=hidden name=session_key value="$SESSION_KEY"]
 	  [button type=submit name=action value=edit Edit]
-- 
2.39.2