lib/fanforce/validations/validations.rb in fanforce-validations-0.2 vs lib/fanforce/validations/validations.rb in fanforce-validations-0.3

@@ -34,11 +34,11 @@
     return true if invalid_fields.size == 0
 
     errors = invalid_fields.inject([]) {|result, f| result << format_validation_error(opts, f, :missing_field) }
     raise_validation_errors(opts, errors, Fanforce::Error::BadRequest)
   end
-  alias validates_presence_of validates_presence_of_all
+  alias :validates_presence_of :validates_presence_of_all
 
   def validates_presence_of_any(*args)
     opts = extract_options!(args)
     params = extract_validation_params(opts)
     fields_to_validate = args.is_a?(Array) ? args : [args]
@@ -68,9 +68,26 @@
     end
     return true if invalid_fields.size == 0
 
     errors = invalid_fields.inject([]) {|result, f| result << format_validation_error(opts, f, :invalid_data) }
     raise_validation_errors(opts, errors, Fanforce::Error::RequestFailed)
+  end
+
+  def validates_external_id_format(*args)
+    opts = extract_options!(args).merge(:field => :_external_id)
+    params = extract_validation_params(opts)
+    _external_id = args
+
+    if is_present?(_external_id) and !_external_id.is_a?(String)
+      opts[:message] = "id must be a string but was a #{_external_id.class.name}"
+    elsif _external_id.include('/')
+      opts[:message] = 'id cannot contain forward slashes (/)'
+    else
+      return true
+    end
+
+    error = format_validation_error(opts, :_external_id, :invalid_data)
+    raise_validation_errors(opts, [error], Fanforce::Error::RequestFailed)
   end
 
   def format_validation_error(opts, fields, default_error_code=nil)
     error = {
         resource: is_present?(opts[:resource]) ? opts[:resource] : (self.class==Class ? self.name.demodulize.tableize.singularize : self.class.name.demodulize.tableize.singularize),
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