From 89f270466c8ecaf38a36174883abb1f11bcbadf6 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Sun, 26 Oct 2014 17:44:50 +0100
Subject: [PATCH] modules/admin-full: rework hwmode/htmode/channel selection

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
---
 .../luasrc/model/cbi/admin_network/wifi.lua   | 101 +++--------
 .../luasrc/view/cbi/wireless_modefreq.htm     | 167 ++++++++++++++++++
 2 files changed, 192 insertions(+), 76 deletions(-)
 create mode 100644 modules/admin-full/luasrc/view/cbi/wireless_modefreq.htm

diff --git a/modules/admin-full/luasrc/model/cbi/admin_network/wifi.lua b/modules/admin-full/luasrc/model/cbi/admin_network/wifi.lua
index 7d84d29614..f61fda3737 100644
--- a/modules/admin-full/luasrc/model/cbi/admin_network/wifi.lua
+++ b/modules/admin-full/luasrc/model/cbi/admin_network/wifi.lua
@@ -169,12 +169,31 @@ if found_sta then
 	ch.value = translatef("Locked to channel %d used by: %s",
 		found_sta.channel, table.concat(found_sta.names, ", "))
 else
-	ch = s:taboption("general", Value, "channel", translate("Channel"))
-	ch:value("auto", translate("auto"))
-	for _, f in ipairs(iw and iw.freqlist or { }) do
-		if not f.restricted then
-			ch:value(f.channel, "%i (%.3f GHz)" %{ f.channel, f.mhz / 1000 })
-		end
+	ch = s:taboption("general", Value, "_mode_freq", '<br />'..translate("Operating frequency"))
+	ch.hwmodes = iw.hwmodelist
+	ch.freqlist = iw.freqlist
+	ch.template = "cbi/wireless_modefreq"
+
+	function ch.cfgvalue(self, section)
+		return {
+			m:get(section, "hwmode") or "",
+			m:get(section, "channel") or "auto",
+			m:get(section, "htmode") or ""
+		}
+	end
+
+	function ch.formvalue(self, section)
+		return {
+			m:formvalue(self:cbid(section) .. ".band") or (iw.hwmodelist.g and "11g" or "11a"),
+			m:formvalue(self:cbid(section) .. ".channel") or "auto",
+			m:formvalue(self:cbid(section) .. ".htmode") or ""
+		}
+	end
+
+	function ch.write(self, section, value)
+		m:set(section, "hwmode", value[1])
+		m:set(section, "channel", value[2])
+		m:set(section, "htmode", value[3])
 	end
 end
 
@@ -196,45 +215,6 @@ if hwtype == "mac80211" then
 		end
 	end
 
-	mode = s:taboption("advanced", ListValue, "hwmode", translate("Band"))
-
-	if hw_modes.ac then
-		if hw_modes.ac then mode:value("11a", "5GHz (802.11n+ac)") end
-
-		htmode = s:taboption("advanced", ListValue, "htmode", translate("VHT mode (802.11ac)"))
-		htmode:value("", translate("disabled"))
-		htmode:value("VHT20", "20MHz")
-		htmode:value("VHT40", "40MHz")
-		htmode:value("VHT80", "80MHz")
-
-	elseif hw_modes.n then
-		if hw_modes.g then mode:value("11g", "2.4GHz (802.11g+n)") end
-		if hw_modes.a then mode:value("11a", "5GHz (802.11a+n)") end
-
-		htmode = s:taboption("advanced", ListValue, "htmode", translate("HT mode (802.11n)"))
-		htmode:value("", translate("disabled"))
-		htmode:value("HT20", "20MHz")
-		htmode:value("HT40", "40MHz")
-
-		function mode.cfgvalue(...)
-			local v = Value.cfgvalue(...)
-			if v == "11na" then
-				return "11a"
-			elseif v == "11ng" then
-				return "11g"
-			end
-			return v
-		end
-
-		noscan = s:taboption("advanced", Flag, "noscan", translate("Force 40MHz mode"),
-			translate("Always use 40MHz channels even if the secondary channel overlaps. Using this option does not comply with IEEE 802.11n-2009!"))
-		noscan:depends("htmode", "HT40")
-		noscan.default = noscan.disabled
-	else
-		if hw_modes.g then mode:value("11g", "2.4GHz (802.11g)") end
-		if hw_modes.a then mode:value("11a", "5GHz (802.11a)") end
-	end
-
 	local cl = iw and iw.countrylist
 	if cl and #cl > 0 then
 		cc = s:taboption("advanced", ListValue, "country", translate("Country Code"), translate("Use ISO/IEC 3166 alpha2 country codes."))
@@ -285,16 +265,6 @@ if hwtype == "atheros" then
 			%{ p.display_dbm, p.display_mw })
 	end
 
-	mode = s:taboption("advanced", ListValue, "hwmode", translate("Mode"))
-	mode:value("", translate("auto"))
-	if hw_modes.b then mode:value("11b", "802.11b") end
-	if hw_modes.g then mode:value("11g", "802.11g") end
-	if hw_modes.a then mode:value("11a", "802.11a") end
-	if hw_modes.g then mode:value("11bg", "802.11b+g") end
-	if hw_modes.g then mode:value("11gst", "802.11g + Turbo") end
-	if hw_modes.a then mode:value("11ast", "802.11a + Turbo") end
-	mode:value("fh", translate("Frequency Hopping"))
-
 	s:taboption("advanced", Flag, "diversity", translate("Diversity")).rmempty = false
 
 	if not nsantenna then
@@ -352,27 +322,6 @@ if hwtype == "broadcom" then
 			%{ p.display_dbm, p.display_mw })
 	end
 
-	mode = s:taboption("advanced", ListValue, "hwmode", translate("Mode"))
-	if hw_modes.n then
-		if hw_modes.g then mode:value("11ng", "802.11g+n") end
-		if hw_modes.a then mode:value("11na", "802.11a+n") end
-		mode:value("11n", "802.11n")
-
-		htmode = s:taboption("advanced", ListValue, "htmode", translate("HT mode (802.11n)"))
-		htmode:depends("hwmode", "11n")
-		htmode:depends("hwmode", "11ng")
-		htmode:depends("hwmode", "11na")
-		htmode:value("HT20", "20MHz")
-		htmode:value("HT40-", translate("40MHz 2nd channel below"))
-		htmode:value("HT40+", translate("40MHz 2nd channel above"))
-	end
-	if hw_modes.a then mode:value("11a", "802.11a") end
-	if hw_modes.b and hw_modes.g then mode:value("11bg", "802.11b+g") end
-	if hw_modes.b then mode:value("11b", "802.11b") end
-	if hw_modes.g then mode:value("11g", "802.11g") end
-	if hw_modes.g then mode:value("11gst", "802.11g Turbo") end
-	if hw_modes.g then mode:value("11lrs", "802.11g Limited Rate Support") end
-
 	ant1 = s:taboption("advanced", ListValue, "txantenna", translate("Transmitter Antenna"))
 	ant1.widget = "radio"
 	ant1:depends("diversity", "")
diff --git a/modules/admin-full/luasrc/view/cbi/wireless_modefreq.htm b/modules/admin-full/luasrc/view/cbi/wireless_modefreq.htm
new file mode 100644
index 0000000000..39db482dd3
--- /dev/null
+++ b/modules/admin-full/luasrc/view/cbi/wireless_modefreq.htm
@@ -0,0 +1,167 @@
+<%+cbi/valueheader%>
+
+<script type="text/javascript">
+	var freqlist = <%= luci.http.write_json(self.freqlist) %>;
+	var hwmodes  = <%= luci.http.write_json(self.hwmodes) %>;
+
+	var channels = {
+		'11g': [
+			'auto', 'auto', true
+		],
+		'11a': [
+			'auto', 'auto', true
+		]
+	};
+
+	for (var i = 0; i < freqlist.length; i++)
+		channels[(freqlist[i].mhz > 2484) ? '11a' : '11g'].push(
+			freqlist[i].channel,
+			'%d (%d MHz)'.format(freqlist[i].channel, freqlist[i].mhz),
+			!freqlist[i].restricted
+		);
+
+	var modes = [
+		'', 'Legacy', true,
+		'n', 'N', hwmodes.n,
+		'ac', 'AC', hwmodes.ac
+	];
+
+	var htmodes = {
+		'':   [
+			'', '-', true
+		],
+		'n':  [
+			'HT20', '20 MHz', true,
+			'HT40', '40 MHz', true
+		],
+		'ac': [
+			'VHT20', '20 MHz', true,
+			'VHT40', '40 MHz', true,
+			'VHT80', '80 MHz', true,
+			'VHT160', '160 MHz', true
+		]
+	};
+
+	var bands = {
+		'':   [
+			'11g', '2.4 GHz', (channels['11g'].length > 3),
+			'11a', '5 GHz', (channels['11a'].length > 3)
+		],
+		'n':  [
+			'11g', '2.4 GHz', (channels['11g'].length > 3),
+			'11a', '5 GHz', (channels['11a'].length > 3)
+		],
+		'ac': [
+			'11a', '5 GHz', true
+		]
+	};
+
+	function cbi_set_values(sel, vals)
+	{
+		if (sel.vals)
+			sel.vals.selected = sel.selectedIndex;
+
+		while (sel.options[0])
+			sel.remove(0);
+
+		for (var i = 0; vals && i < vals.length; i += 3)
+		{
+			if (!vals[i+2])
+				continue;
+
+			var opt = document.createElement('option');
+			    opt.value = vals[i+0];
+			    opt.text  = vals[i+1];
+
+			sel.add(opt);
+		}
+
+		if (!isNaN(vals.selected))
+			sel.selectedIndex = vals.selected;
+
+		sel.parentNode.style.display = (sel.options.length <= 1) ? 'none' : '';
+		sel.vals = vals;
+	}
+
+	function cbi_toggle_wifi_mode(id)
+	{
+		cbi_toggle_wifi_htmode(id);
+		cbi_toggle_wifi_band(id);
+	}
+
+	function cbi_toggle_wifi_htmode(id)
+	{
+		var mode = document.getElementById(id + '.mode');
+		var bwdt = document.getElementById(id + '.htmode');
+
+		cbi_set_values(bwdt, htmodes[mode.value]);
+	}
+
+	function cbi_toggle_wifi_band(id)
+	{
+		var mode = document.getElementById(id + '.mode');
+		var band = document.getElementById(id + '.band');
+
+		cbi_set_values(band, bands[mode.value]);
+		cbi_toggle_wifi_channel(id);
+	}
+
+	function cbi_toggle_wifi_channel(id)
+	{
+		var band = document.getElementById(id + '.band');
+		var chan = document.getElementById(id + '.channel');
+
+		cbi_set_values(chan, channels[band.value]);
+	}
+
+	function cbi_init_wifi(id)
+	{
+		var mode = document.getElementById(id + '.mode');
+		var band = document.getElementById(id + '.band');
+		var chan = document.getElementById(id + '.channel');
+		var bwdt = document.getElementById(id + '.htmode');
+
+		cbi_set_values(mode, modes);
+
+		if (/VHT20|VHT40|VHT80|VHT160/.test(<%= luci.http.write_json(self.map:get(section, "htmode")) %>))
+			mode.value = 'ac';
+		else if (/HT20|HT40/.test(<%= luci.http.write_json(self.map:get(section, "htmode")) %>))
+			mode.value = 'n';
+		else
+			mode.value = '';
+
+		cbi_toggle_wifi_mode(id);
+
+		if (/a/.test(<%= luci.http.write_json(self.map:get(section, "hwmode")) %>))
+			band.value = '11a';
+		else
+			band.value = '11g';
+
+		cbi_toggle_wifi_band(id);
+
+		bwdt.value = <%= luci.http.write_json(self.map:get(section, "htmode")) %>;
+		chan.value = <%= luci.http.write_json(self.map:get(section, "channel")) %>;
+	}
+</script>
+
+<label style="float:left; margin-right:3px">
+	<%:Mode%><br />
+	<select style="width:auto" id="<%= cbid %>.mode" name="<%= cbid %>.mode" onchange="cbi_toggle_wifi_mode('<%= cbid %>')"></select>
+</label>
+<label style="float:left; margin-right:3px">
+	<%:Band%><br />
+	<select style="width:auto" id="<%= cbid %>.band" name="<%= cbid %>.band" onchange="cbi_toggle_wifi_band('<%= cbid %>')"></select>
+</label>
+<label style="float:left; margin-right:3px">
+	<%:Channel%><br />
+	<select style="width:auto" id="<%= cbid %>.channel" name="<%= cbid %>.channel"></select>
+</label>
+<label style="float:left; margin-right:3px">
+	<%:Width%><br />
+	<select style="width:auto" id="<%= cbid %>.htmode" name="<%= cbid %>.htmode"></select>
+</label>
+<br style="clear:left" />
+
+<script type="text/javascript">cbi_init_wifi('<%= cbid %>');</script>
+
+<%+cbi/valuefooter%>
-- 
2.30.2