From: Paul Hänsch <paul@plutz.net>
Date: Tue, 28 Sep 2021 19:01:04 +0000 (+0200)
Subject: channel view and overview pages
X-Git-Url: https://git.plutz.net/?p=rawnet;a=commitdiff_plain;h=fdce2b28611f69f277d6801c910efbd914111be0

channel view and overview pages
---

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e3c57b4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+channels.db
+users.db
+serverkey
diff --git a/index.cgi b/index.cgi
index a2059e2..fe32414 100755
--- a/index.cgi
+++ b/index.cgi
@@ -1,64 +1,73 @@
 #!/bin/sh
 
+USER_REQUIREEMAIL=false
+
 . "${_EXEC:-${0%/*}}"/cgilite/cgilite.sh
-. "$_EXEC"/cgilite/session.sh
-. "$_EXEC"/cgilite/file.sh
-. "$_EXEC"/cgilite/storage.sh
-. "$_EXEC"/widgets.sh
+. "$_EXEC"/cgilite/session.sh nocookie
+. "$_EXEC"/cgilite/users.sh
 
 PATH_INFO="$(PATH "/${PATH_INFO#${_BASE}}")"
 
-# bookmarks_cookie="$(COOKIE bookmarks |grep -xE '[0-9a-zA-Z:=]{16}(/[0-9a-zA-Z:=]{16})?( [0-9a-zA-Z:=]{16}(/[0-9a-zA-Z:=]{16})?)*')"
-bookmarks=''
-for bm in $(COOKIE bookmarks); do
-  [ -f "${_DATA}/$(checkid "${bm%/*}")" ] && bookmarks="${bookmarks}${bookmarks:+ }${bm}"
-done
-if [ "$bookmarks" ]; then
-  SET_COOKIE +$((182 * 86400)) bookmarks="${bm}" Path="${_BASE}/"
+export MD_HTML="false"
+if [ "$(which awk)" ]; then
+  markdown() { awk -f "$_EXEC/cgilite/markdown.awk"; }
+else
+  markdown() { busybox awk -f "$_EXEC/cgilite/markdown.awk"; }
 fi
 
 yield_page(){
-  title="${1:-Webpoll}" page="$2"
+  title="${1:-RAW:NET}" page="$2"
   printf '%s\r\n' 'Content-Type: text/html; charset=utf-8' \
                   "Content-Security-Policy: script-src 'none'" \
                   ''
   { printf '[html
     [head
       [meta name="viewport" content="width=device-width"]
-      [link rel="stylesheet" type="text/css" href="%s/common.css"]
-      [link rel="stylesheet" type="text/css" href="%s/widgets.css"]
-      [link rel="stylesheet" type="text/css" href="%s/webpoll.css"]
+      [link rel="stylesheet" type="text/css" href="%s/cgilite/common.css"]
+      [link rel="stylesheet" type="text/css" href="%s/rawnet.css"]
       [title %s]
     ] [body class="%s"
-  ' "$_BASE" "$_BASE" "$_BASE" "$(HTML "$title")" "$page"
+  ' "$_BASE" "$_BASE" "$(HTML "$title")" "$page"
+  printf '
+      [header
+        [form method=POST action="%s/search/"
+          [input name=search placeholder="Search"]
+        ]
+      ]' "$_BASE"
   cat
   printf '] ]'
   } |"$_EXEC/cgilite/html-sh.sed" -u
 }
 
-pagename() {
-  local id="$1"
-  local file="$_DATA/$id"
-  if [ -f "$file" ]; then
-    DBM "$file" get title || printf 'Unnamed Page'
-  else
-    return 1;
-  fi
-}
-
-   page_home() { . "$_EXEC"/home.sh; }
-page_newdate() { . "$_EXEC"/newdate.sh; }
-   page_poll() { . "$_EXEC"/poll.sh; }
-
 case ${PATH_INFO} in
   /favicon.ico) printf '%s\r\n' 'Content-Length: 0' '';;
-  /common.css) FILE "$_EXEC/cgilite/common.css";;
-  /widgets.css|/webpoll.css) FILE "${_EXEC}/${PATH_INFO}";;
-  /) page_home;;
-  /[0-9a-zA-Z:=]???????????????/[0-9a-zA-Z:=]???????????????) page_newdate;;
-  /*/newoptions);;
-  /[0-9a-zA-Z:=]???????????????) page_poll;;
-  /*) page_home;;
+  *.css)
+    . "${_EXEC}/cgilite/file.sh"
+    FILE "${_EXEC}/${PATH_INFO}"
+    ;;
+  /login/)
+    if [ "$USER_ID" ]; then
+      REDIRECT "${_BASE}/"
+    else
+      yield_page 'RAW:NET Login' login <<-EOF
+	$(w_user_login)
+	EOF
+    fi
+    ;;
+  /register/)
+    yield_page 'RAW:NET Register User' register <<-EOF
+	$(w_user_register)
+	EOF
+    ;;
+  /recover/)
+    yield_page 'RAW:NET Recover Account' recover <<-EOF
+	$(w_user_recover)
+	EOF
+    ;;
+  /|/channel/*) . "${_EXEC}/page_channel.sh";;
+  /playlist/*) . "${_EXEC}/page_playlist.sh";;
+  /search/*) . "${_EXEC}/page_search.sh";;
+  *) . "${_EXEC}/page_404.sh";;
 esac
 
 exit 0
diff --git a/page_404.sh b/page_404.sh
new file mode 100755
index 0000000..a4acce8
--- /dev/null
+++ b/page_404.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+printf 'Status: 404 Not Found\r\n'
+
+yield_page '' 404 <<-EOF
+[h1 404][p
+[span Page not found or nevermore]
+[span Quoth the server: 404]
+]
+EOF
diff --git a/page_channel.sh b/page_channel.sh
new file mode 100644
index 0000000..223f882
--- /dev/null
+++ b/page_channel.sh
@@ -0,0 +1,177 @@
+#!/bin/sh
+
+chan_db="$_DATA/channels.db"
+
+channel='' video='' action=''
+path_info="$PATH_INFO"
+path_info="${path_info#/channel/}"
+if [ "$(checkid "${path_info%%/*}")" ]; then
+  channel="${path_info%%/*}"
+  path_info="${path_info#*/}"
+fi
+if [ "$(checkid "${path_info%%/*}")" ]; then
+  video="${path_info%%/*}"
+  path_info="${path_info#*/}"
+fi
+action="${path_info}"
+unset path_info
+
+# Channel
+# ID	NAME	DESCRIPTION	LOGO	THEME	AUTHORS	DESCR_CACHE FUTUREUSE
+
+if [ "$channel" -a -f "$chan_db" -a -r "$chan_db" ]; then
+  read -r CHANNEL_ID CHANNEL_NAME CHANNEL_DESCRIPTION CHANNEL_LOGO \
+          CHANNEL_THEME CHANNEL_AUTHORS CHANNEL_DESCR_CACHE \
+          CHANNEL_FUTUREUSE <<-EOF
+	$(grep "^${channel}	" "${chan_db}")
+	EOF
+  if [ "$CHANNEL_ID" ]; then
+           CHANNEL_NAME="$(UNSTRING "$CHANNEL_NAME")"
+    CHANNEL_DESCRIPTION="$(UNSTRING "$CHANNEL_DESCRIPTION")"
+        CHANNEL_AUTHORS="$(UNSTRING "$CHANNEL_AUTHORS")"
+    CHANNEL_DESCR_CACHE="$(UNSTRING "$CHANNEL_DESCR_CACHE")"
+    vid_db="${_DATA}/${CHANNEL_ID}/videos.db"
+  else
+    channel=''
+  fi
+fi
+
+update_channel(){
+  local id="${1}" name="${2}" description="${3}" logo="${4}" theme="${5}" \
+        authors="${6}" descr_cache="${7}" futureuse="${8}"
+  local ID INFO
+  if LOCK "$chan_db"; then
+    while read -r ID INFO; do
+      if [ "$id" = "$ID" ]; then
+	printf '%s	%s	%s	%s	%s	%s	%s	%s\n' \
+               "$id" "$(STRING "$name")" "$(STRING "$description")" \
+               "${logo:-\\}" "${theme:-\\}" "$(STRING "$authors")" \
+               "$(printf %s "$description" |markdown |STRING)" \
+               "${futureuse:-\\}"
+      else
+	printf '%s	%s\n' "$ID" "$INFO"
+      fi
+    done <"$chan_db" >"${chan_db}.$$"
+    mv -- "${chan_db}.$$" "${chan_db}"
+    RELEASE "$chan_db"
+  else
+    return 1
+  fi
+}
+
+# Video
+# ID	NAME	DESCRIPTION	RESX	RESY	LENGTH	COVER	STATUS	UPLOADER	HITS
+
+[ "$REQUEST_METHOD" = POST ] && case "$(POST action)" in
+  newchannel)
+    channel="$(POST channel |checkid)"
+    if [ ! "$USER_ID" ]; then
+      REDIRECT "${_BASE}/channel/#ERROR_NEWCHANNEL_NOTALLOWED"
+    elif LOCK "$chan_db"; then
+      if grep -q '^${channel}	' "$chan_db"; then
+        RELEASE "$chan_db"
+        REDIRECT "${_BASE}/channel/#ERROR_NEWCHANNEL_EXISTS"
+      else
+	printf '%s	\\	\\	\\	\\	%s	\\	\\\n' \
+               "$channel" "$(STRING "$USER_ID")" \
+               >>"$chan_db"
+        RELEASE "$chan_db"
+        REDIRECT "${_BASE}/channel/${channel}/edit"
+      fi
+    else
+      REDIRECT "${_BASE}/channel/#ERROR_NEWCHANNEL_NOLOCK"
+    fi
+    ;;
+  update_channel)
+    if [ ! "$channel" ]; then
+      REDIRECT "${_BASE}/channel/#ERROR_NOCHANNEL"
+    elif [ ! "$USER_ID" ]; then
+      REDIRECT "${_BASE}/channel/${channel}/#ERROR_NOTLOGGEDIN"
+    elif [ "${CHANNEL_AUTHORS##*${USER_ID}*}" ]; then
+      REDIRECT "${_BASE}/channel/${channel}/#ERROR_UPDATE_NOTALLOWED"
+    elif update_channel "$channel" "$(POST name)" "$(POST description)" \
+                        "" "" "$USER_ID" "" ""; then
+      REDIRECT "${_BASE}/channel/${channel}/"
+    else
+      REDIRECT "${_BASE}/channel/${channel}/#ERROR_UPDATE_NOLOCK"
+    fi
+    ;;
+  newvideo)
+    video="$(POST video |checkid)"
+    # database video create
+    REDIRECT "${_BASE}/channel/${channel}/${video}/"
+    ;;
+esac
+
+w_video(){
+  local CID="$1" thumb
+  local ID NAME DESCRIPTION RESX RESY LENGTH COVER STATUS UPLOADER HITS FUTUREUSE
+  if read -r ID NAME DESCRIPTION RESX RESY LENGTH COVER STATUS UPLOADER HITS FUTUREUSE; then
+    thumb="${_BASE}/${CID}/thumb_${ID}.jpg"
+    cat <<-EOF
+	[div .video
+	  [h3 . $(UNSTRING "$NAME" |HTML)]
+	  [img href="${thumb}" alt="$(UNSTRING "$DESCRIPTION" |HTML)"]
+	]
+	EOF
+  else
+    return 1
+  fi
+}
+
+w_channel(){
+  local vid_db
+  local ID NAME DESCRIPTION LOGO THEME AUTHORS DESCR_CACHE FUTUREUSE
+  if read -r ID NAME DESCRIPTION LOGO THEME AUTHORS DESCR_CACHE FUTUREUSE; then
+    vid_db="${_DATA}/${ID}/videos.db"
+    cat <<-EOF
+	[div .channel
+	  [h2 . $(UNSTRING "$NAME" |HTML)]
+	  [div .description . $(UNSTRING "$DESCR_CACHE")]
+	  $( [ -f "$vid_db" -a -r "$vid_db" ] \
+	     && while w_video "$ID"; do :; done <"$vid_db"
+	  )
+	]
+	EOF
+  else
+    return 1
+  fi
+}
+
+w_channel_list(){
+  if [ $USER_ID ]; then
+    printf '
+    [form .channel .newchannel method=POST
+      [hidden "channel" "%s"]
+      [submit "action" "newchannel" New Channel]
+    ]' "$(timeid)"
+  fi
+  [ -f "$chan_db" -a -r "$chan_db" ] \
+  && while w_channel; do :; done <"$chan_db"
+}
+
+if [ "$channel" -a "$video" ]; then
+  . ${_EXEC}/page_video.sh
+elif [ "$channel" -a "$action" = edit ]; then
+  yield_page "$CHANNEL_NAME - Edit" "channel edit" <<-EOF
+	[form .channel .edit method=POST
+	  [input name="name" value="$(HTML "$CHANNEL_NAME")" placeholder="Channel Name"]
+	  <textarea name="description" placeholder="Description">$(HTML "$CHANNEL_DESCRIPTION")</textarea>
+	  [submit "action" "update_channel" . Update]
+	]
+	EOF
+elif [ "$channel" ]; then
+  yield_page "$CHANNEL_NAME" "channel" <<-EOF
+	[h1 .name $(HTML "$CHANNEL_NAME")]
+	[div .description . ${CHANNEL_DESCR_CACHE}]
+	[div .videos
+	  $( [ -f "$vid_db" -a -r "$vid_db" ] \
+	     && while w_video "$ID"; do :; done <"$vid_db"
+	  )
+	]
+	EOF
+else
+  yield_page "Channels" "channels" <<-EOF
+	$(w_channel_list)
+	EOF
+fi