util.rb in app42-0.6.1

- old
+ new

@@ -1,6 +1,7 @@
 require "interact"
+require 'uri'
 require "ipaddress"
 
 module App42
   module Base
     module Util
@@ -292,9 +293,22 @@
         if str.match(App42::REGEX) || str.length > 30
           message "#{name} should not contain any special character or white space and length should be less than 30.", true, 'red'
           return false
         else
           return str
+        end
+      end
+
+      # Check whether +URL+ is valid OR not
+      # +URL+ should start with +http+ and +https+
+      # And should not contain any special character
+      def validate_url url
+        # Using the URI module distributed with Ruby, We can write own URL_REGEX(defined in constant.rb) too.
+        unless url =~ /^#{URI::regexp}$/
+          message "The provided URL (#{url}) is either not valid or contains white space and special character.", true, 'red'
+          return false
+        else
+          return url
         end
       end
 
       # Check whether +uploadbackup+ path is valid OR not
       # predefined extension are allowed only like .sql, .zip, .dump etc
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