From 5f681a372ac7d2961e3e13bb859ce35b08f22d4a Mon Sep 17 00:00:00 2001
From: remittor <remittor@gmail.com>
Date: Mon, 28 Apr 2025 20:06:02 +0300
Subject: [PATCH] install: Patch luci header.ut for force update browser-cache

Aux info: https://github.com/openwrt/luci/pull/7725
---
 zapret/comfunc.sh | 32 ++++++++++++++++++++++++++++++++
 zapret/init.d.sh  |  2 ++
 2 files changed, 34 insertions(+)

diff --git a/zapret/comfunc.sh b/zapret/comfunc.sh
index c3651f9..1baa6d6 100755
--- a/zapret/comfunc.sh
+++ b/zapret/comfunc.sh
@@ -156,3 +156,35 @@ function init_before_start
 		remove_cron_task_logs
 	fi
 }
+
+function patch_luci_header_ut
+{
+	# INFO: https://github.com/openwrt/luci/pull/7725
+	local header_ut=/usr/share/ucode/luci/template/header.ut
+	local runtime_uc=/usr/share/ucode/luci/runtime.uc
+	local newenv
+	[ ! -f $header_ut ] && return 0
+	[ ! -f $runtime_uc ] && return 0
+	if grep -q "pkgs_update_time" $runtime_uc; then
+		return 0
+	fi
+	if grep -q "pkgs_update_time" $header_ut; then
+		return 0
+	fi
+	sed -i "/^import { access/i import { stat } from 'fs';" $runtime_uc
+	if ! grep -q "{ stat }" $runtime_uc; then
+		return 1
+	fi
+	newenv="self.env.pkgs_update_time = stat('/lib/apk/db/installed')?.mtime ?? stat('/usr/lib/opkg/status')?.mtime ?? 0;"
+	newenv=`adapt_for_sed "$newenv"`
+	sed -i "/self.env.include =/i $newenv" $runtime_uc
+	if ! grep -q "pkgs_update_time" $runtime_uc; then
+		return 1
+	fi
+	sed -i 's/luci.js?v=\(.*\)"><\/script>/luci.js?v=\1-{{ pkgs_update_time }}"><\/script>/g' $header_ut
+	if ! grep -q "pkgs_update_time" $header_ut; then
+		return 1
+	fi
+	logger -p notice -t ZAPRET "patch_luci_header_ut: OK"
+	return 0
+}
diff --git a/zapret/init.d.sh b/zapret/init.d.sh
index 9dd1146..ef43cf4 100755
--- a/zapret/init.d.sh
+++ b/zapret/init.d.sh
@@ -25,6 +25,7 @@ is_run_on_boot && IS_RUN_ON_BOOT=1 || IS_RUN_ON_BOOT=0
 function enable
 {
 	local run_on_boot=""
+	patch_luci_header_ut
 	if [ "$IS_RUN_ON_BOOT" = "1" ]; then
 		if [ -n "$ZAPRET_CFG_SEC_NAME" ]; then
 			run_on_boot=$( get_run_on_boot_option )
@@ -59,6 +60,7 @@ function enabled
 function boot
 {
 	local run_on_boot=""
+	patch_luci_header_ut
 	if [ "$IS_RUN_ON_BOOT" = "1" ]; then
 		if [ -n "$ZAPRET_CFG_SEC_NAME" ]; then
 			run_on_boot=$( get_run_on_boot_option )