Fix detecting provisioning profiles in case of providing export optio…

…ns as a path to plist file (fastlane#12787)

gym/lib/gym/detect_values.rb

@@ -26,6 +26,8 @@ def self.set_additional_default_values
         end
       end
 
+      ensure_export_options_is_hash
+
       detect_scheme
       detect_platform # we can only do that *after* we have the scheme
       detect_selected_provisioning_profiles # we can only do that *after* we have the platform
@@ -144,5 +146,26 @@ def self.detect_toolchain
         Gym.config[:toolchain] = "com.apple.dt.toolchain.Swift_2_3"
       end
     end
+
+    def self.ensure_export_options_is_hash
+      return if Gym.config[:export_options].nil? || Gym.config[:export_options].kind_of?(Hash)
+
+      # Reads options from file
+      plist_file_path = Gym.config[:export_options]
+      UI.user_error!("Couldn't find plist file at path #{File.expand_path(plist_file_path)}") unless File.exist?(plist_file_path)
+      hash = Plist.parse_xml(plist_file_path)
+      UI.user_error!("Couldn't read provided plist at path #{File.expand_path(plist_file_path)}") if hash.nil?
+      # Convert keys to symbols
+      Gym.config[:export_options] = keys_to_symbols(hash)
+    end
+
+    def self.keys_to_symbols(hash)
+      # Convert keys to symbols
+      hash = hash.each_with_object({}) do |(k, v), memo|
+        memo[k.b.to_s.to_sym] = v
+        memo
+      end
+      hash
+    end
   end
 end

gym/lib/gym/generators/package_command_generator_xcode7.rb

@@ -124,30 +124,10 @@ def normalize_export_options(hash)
         hash
       end
 
-      def keys_to_symbols(hash)
-        # Convert keys to symbols
-        hash = hash.each_with_object({}) do |(k, v), memo|
-          memo[k.b.to_s.to_sym] = v
-          memo
-        end
-        hash
-      end
-
       def read_export_options
         # Reads export options
         if Gym.config[:export_options]
-          if Gym.config[:export_options].kind_of?(Hash)
-            # Reads options from hash
-            hash = normalize_export_options(Gym.config[:export_options])
-          else
-            # Reads options from file
-            plist_file_path = Gym.config[:export_options]
-            UI.user_error!("Couldn't find plist file at path #{File.expand_path(plist_file_path)}") unless File.exist?(plist_file_path)
-            hash = Plist.parse_xml(plist_file_path)
-            UI.user_error!("Couldn't read provided plist at path #{File.expand_path(plist_file_path)}") if hash.nil?
-            # Convert keys to symbols
-            hash = keys_to_symbols(hash)
-          end
+          hash = normalize_export_options(Gym.config[:export_options])
 
           # Saves configuration for later use
           Gym.config[:export_method] ||= hash[:method] || DEFAULT_EXPORT_METHOD