custom help files + redo System UI

sys/apps/system/password.lua

@@ -0,0 +1,53 @@
+local Security = require('security')
+local SHA1     = require('sha1')
+local UI       = require('ui')
+
+local passwordTab = UI.Window {
+	tabTitle = 'Password',
+	description = 'Wireless network password',
+	oldPass = UI.TextEntry {
+		x = 2, y = 2, ex = -2,
+		limit = 32,
+		mask = true,
+		shadowText = 'old password',
+		inactive = not Security.getPassword(),
+	},
+	newPass = UI.TextEntry {
+		y = 3, x = 2, ex = -2,
+		limit = 32,
+		mask = true,
+		shadowText = 'new password',
+		accelerators = {
+			enter = 'new_password',
+		},
+	},
+	button = UI.Button {
+		x = 2, y = 5,
+		text = 'Update',
+		event = 'update_password',
+	},
+	info = UI.TextArea {
+		x = 2, ex = -2,
+		y = 7,
+		inactive = true,
+		value = 'Add a password to enable other computers to connect to this one.',
+	}
+}
+function passwordTab:eventHandler(event)
+	if event.type == 'update_password' then
+		if #self.newPass.value == 0 then
+			self:emit({ type = 'error_message', message = 'Invalid password' })
+
+		elseif Security.getPassword() and not Security.verifyPassword(SHA1.sha1(self.oldPass.value)) then
+			self:emit({ type = 'error_message', message = 'Passwords do not match' })
+
+		else
+			Security.updatePassword(SHA1.sha1(self.newPass.value))
+			self.oldPass.inactive = false
+			self:emit({ type = 'success_message', message = 'Password updated' })
+		end
+		return true
+	end
+end
+
+return passwordTab