addon update check

hobbyquaker · hobbyquaker · commit 27d2c5fea844 · 2018-04-30T23:33:28.000+02:00
diff --git a/addon_files/node-red/node-red b/addon_files/node-red/node-red
@@ -65,6 +65,7 @@ case "$1" in
     echo "Info: <ul><li><a href="https://github.com/hobbyquaker/ccu-addon-node-red">ccu-addon-node-red on Github</a></li></ul>"
     echo "Name: Node-RED"
     echo "Version: $ADDON_VERSION"
+    echo "Update: /addons/check_update_node_red.cgi"
     echo "Operations: restart uninstall"
   ;;
 
@@ -75,6 +76,7 @@ case "$1" in
      rm $CONF_DIR/lighttpd/node-red.conf
      rm $CONF_DIR/rc.d/node-red
      rm /usr/local/bin/node-red-admin
+     rm /usr/local/etc/config/addons/www/check_update_node_red.cgi
   ;;
 
   *)
diff --git a/addon_files/node-red/update_check.tcl b/addon_files/node-red/update_check.tcl
@@ -0,0 +1,27 @@
+#!/usr/bin/env tclsh
+
+set checkURL    "https://api.github.com/repos/hobbyquaker/ccu-addon-node-red/releases/latest"
+set downloadURL "https://github.com/hobbyquaker/ccu-addon-node-red/releases/latest"
+
+catch {
+  set input $env(QUERY_STRING)
+  set pairs [split $input &]
+  foreach pair $pairs {
+    if {0 != [regexp "^(\[^=]*)=(.*)$" $pair dummy varname val]} {
+      set $varname $val
+    }
+  }
+}
+
+if { [info exists cmd ] && $cmd == "download"} {
+  puts "<html><head><meta http-equiv='refresh' content='0; url=$downloadURL' /></head></html>"
+} else {
+  catch {
+    [regexp "tag_name\": \"v(\[0-9\]+\.\[0-9\]+\.\[0-9\]+)" [ exec /usr/bin/env wget -qO- --no-check-certificate $checkURL ] dummy newversion]
+  }
+  if { [info exists newversion] } {
+    puts -nonewline $newversion
+  } else {
+    puts -nonewline "n/a"
+  }
+}
diff --git a/addon_files/update_script b/addon_files/update_script
@@ -33,6 +33,8 @@ if [ ! -f $RED_DIR/var/flows.json ]; then
     mv $RED_DIR/var/example-flows.json $RED_DIR/var/flows.json
 fi
 
+ln -s $RED_DIR/update_check.tcl /usr/local/etc/config/addons/www/check_update_node_red.cgi
+
 touch $CONF_DIR/hm_addons.cfg
 sed -i '/node-red/d' $CONF_DIR/hm_addons.cfg
 x=$(tail -c 1 $CONF_DIR/hm_addons.cfg)
