luci-app-adblock: small fixes

* fix possible controller error during json parsing
* remaining code cleanup

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

3 files changed, 23 insertions, 28 deletions

diff --git a/applications/luci-app-adblock/luasrc/controller/adblock.lua b/applications/luci-app-adblock/luasrc/controller/adblock.lua
index fad883487..4c7724471 100644
--- a/applications/luci-app-adblock/luasrc/controller/adblock.lua
+++ b/applications/luci-app-adblock/luasrc/controller/adblock.lua
@@ -6,11 +6,9 @@ module("luci.controller.adblock", package.seeall)
 local sys   = require("luci.sys")
 local util  = require("luci.util")
 local http  = require("luci.http")
-local templ = require("luci.template")
 local i18n  = require("luci.i18n")
 local json  = require("luci.jsonc")
 local uci   = require("luci.model.uci").cursor()
-local fs    = require("nixio.fs")
 
 function index()
 	if not nixio.fs.access("/etc/config/adblock") then
@@ -48,12 +46,10 @@ function status_update()
 
 	rt_file = uci:get("adblock", "global", "adb_rtfile") or "/tmp/adb_runtime.json"
 
-	if fs.access(rt_file) then
-		content = json.parse(fs.readfile(rt_file))
-		if content then
-			http.prepare_content("application/json")
-			http.write_json(content)
-		end
+	if nixio.fs.access(rt_file) then
+		content = json.parse(nixio.fs.readfile(rt_file) or "")
+		http.prepare_content("application/json")
+		http.write_json(content)
 	end
 end
 
diff --git a/applications/luci-app-adblock/luasrc/view/adblock/blocklist.htm b/applications/luci-app-adblock/luasrc/view/adblock/blocklist.htm
index f59e51857..a6f228651 100644
--- a/applications/luci-app-adblock/luasrc/view/adblock/blocklist.htm
+++ b/applications/luci-app-adblock/luasrc/view/adblock/blocklist.htm
@@ -14,39 +14,39 @@ local anonclass  = (not self.anonymous or self.sectiontitle) and "named" or "ano
 .cbi-section-table-row,
 .tr[data-title]::before
 {
-	text-align:left;
-	vertical-align:top;
-	margin-left:0px;
-	padding-left:2px;
+	text-align: left;
+	vertical-align: top;
+	margin-left: 0px;
+	padding-left: 2px;
 }
 .table.cbi-section-table .th
 {
-	white-space:nowrap;
+	white-space: nowrap;
 }
 .table.cbi-section-table input
 {
-	width:7em;
+	width: 7em;
 }
 .cbi-section-table-row > .cbi-value-field [data-dynlist] > input,
 .table.cbi-section-table input
 {
-	width:7em;
+	width: 7em;
 }
 
 .cbi-input-text
 {
-	text-align:left;
-	padding-left:2px;
-	outline:none;
-	box-shadow:none;
-	background:transparent;
-	width:7em;
+	text-align: left;
+	padding-left: 2px;
+	outline: none;
+	box-shadow: none;
+	background: transparent;
+	width: 7em;
 }
 </style>
 
 <div class="cbi-section" id="cbi-<%=self.config%>-<%=self.sectiontype%>">
 	<% if self.title then -%>
-		<legend><%=self.title%></legend>
+		<h3><%=self.title%></h3>
 	<%- end %>
 	<div class="cbi-section-descr"><%=self.description%></div>
 	<div class="cbi-section-node">
diff --git a/applications/luci-app-adblock/luasrc/view/adblock/runtime.htm b/applications/luci-app-adblock/luasrc/view/adblock/runtime.htm
index 7609ba5e6..05cdde73b 100644
--- a/applications/luci-app-adblock/luasrc/view/adblock/runtime.htm
+++ b/applications/luci-app-adblock/luasrc/view/adblock/runtime.htm
@@ -1,16 +1,15 @@
 <%#
 Copyright 2017-2018 Dirk Brenken (dev@brenken.org)
 This is free software, licensed under the Apache License, Version 2.0
-local sys     = require("luci.sys")
-
 -%>
+
 <style type="text/css">
 .runtime
 {
-	color:#0069d6;
-	font-weight:bold;
-	display:inline-block;
-	width:100%;
+	color: #0069d6;
+	font-weight: bold;
+	display: inline-block;
+	width: 100%;
 	padding-top: 0.5rem;
 }
 </style>