luci-mod-network: Add wireless.encryption.ppsk option

- `wireless.encryption.ppsk` option is `form.Flag` option that enables hostapd Private Pre-Shared Key (PPSK) feature.

- Private Pre-Shared Key (PPSK) is a hostapd feature that allows use of different Pre-Shared Key for each STA MAC address. Private PSKs is stored on RADIUS server.

- Private PSK feature is available starting from openwrt/openwrt@d12eb10 (PR openwrt/openwrt#3509).

This commit fixes issues found in openwrt#4513

Signed-off-by: Alexander Georgievskiy <galeksandrp@gmail.com>

modules/luci-mod-network/htdocs/luci-static/resources/view/network/wireless.js

@@ -1400,25 +1400,24 @@ return view.extend({
 				}
 
 
-				o = ss.taboption('encryption', form.Flag, 'ppsk', _('Enable private psk key (PPSK)'), _('STAs can have a private and independent key mapped to their MAC and the shared key won`t work. If the mac is not in the radius user list, then they can optionally connect if a default entry is configured. It requires radius server to work.'));
-				add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['psk2', 'psk-mixed'] });
+                o = ss.taboption('encryption', form.Flag, 'ppsk', _('Enable Private PSK (PPSK)'), _('Private Pre-Shared Key (PPSK) is a hostapd feature that allows use of different Pre-Shared Key for each STA MAC address. Private PSKs is stored on RADIUS server.'));
+				add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['psk', 'psk2', 'psk+psk2', 'psk-mixed'] });
 
 				o = ss.taboption('encryption', form.Value, 'auth_server', _('RADIUS Authentication Server'));
 				add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['wpa', 'wpa2', 'wpa3', 'wpa3-mixed'] });
-				o.depends({ ppsk: '1' });
+                add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['psk', 'psk2', 'psk+psk2', 'psk-mixed'], ppsk: ['1'] });
 				o.rmempty = true;
 				o.datatype = 'host(0)';
 
 				o = ss.taboption('encryption', form.Value, 'auth_port', _('RADIUS Authentication Port'));
 				add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['wpa', 'wpa2', 'wpa3', 'wpa3-mixed'] });
-				o.depends({ ppsk: '1' });
+                add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['psk', 'psk2', 'psk+psk2', 'psk-mixed'], ppsk: ['1'] });
 				o.rmempty = true;
 				o.datatype = 'port';
 				o.placeholder = '1812';
 
 				o = ss.taboption('encryption', form.Value, 'auth_secret', _('RADIUS Authentication Secret'));
 				add_dependency_permutations(o, { mode: ['ap', 'ap-wds'], encryption: ['wpa', 'wpa2', 'wpa3', 'wpa3-mixed'] });
-				o.depends({ ppsk: '1' });
 				o.rmempty = true;
 				o.password = true;
 
@@ -1492,10 +1491,7 @@ return view.extend({
 
 
 				o = ss.taboption('encryption', form.Value, '_wpa_key', _('Key'));
-				o.depends('encryption', 'psk');
-				o.depends('encryption', 'psk2');
-				o.depends('encryption', 'psk+psk2');
-				o.depends('encryption', 'psk-mixed');
+				add_dependency_permutations(o, { encryption: ['psk', 'psk2', 'psk+psk2', 'psk-mixed'], ppsk: ['0']});
 				o.depends('encryption', 'sae');
 				o.depends('encryption', 'sae-mixed');
 				o.datatype = 'wpakey';