adblock: release 4.5.3-1

* refine the domain validator regarding prefix handling, esp.
  relevant for ABP-syntax
* adapted the adguard feed to make use of the new prefix handling
* LuCI: various fixes & optimizations

Signed-off-by: Dirk Brenken <dev@brenken.org>

net/adblock/Makefile

@@ -6,8 +6,8 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=adblock
-PKG_VERSION:=4.5.2
-PKG_RELEASE:=4
+PKG_VERSION:=4.5.3
+PKG_RELEASE:=1
 PKG_LICENSE:=GPL-3.0-or-later
 PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>
 

net/adblock/files/adblock.feeds

@@ -7,7 +7,7 @@
 	},
 	"adguard": {
 		"url": "https://adguardteam.github.io/AdGuardSDNSFilter/Filters/filter.txt",
-		"rule": "feed 3 [|^]",
+		"rule": "feed || 3 [|^]",
 		"size": "L",
 		"descr": "general"
 	},

net/adblock/files/adblock.sh

@@ -284,7 +284,7 @@ f_chkdom() {
 		# add www. for google safe search
 		if (type=="google" && domain ~ /^\.+/) { sub(/^\.+/, "", domain); domain="www."domain }
 		# check optional search prefix
-		if (pre != "" && $1 != pre) next
+		if (pre != "" && index($0, pre) != 1) next
 		# skip empty lines, comments and special domains
 		if (domain == "" || domain ~ ("^(#|localhost|loopback|" chk ")")) next
 		# no domain with trailing dot
@@ -1628,7 +1628,7 @@ f_main() {
 				done
 				f_list prepare
 			) &
-		
+
 		# normal handling for feeds without categories
 		#
 		else