comparison lib/redmine/scm/adapters/abstract_adapter.rb @ 1464:261b3d9a4903 redmine-2.4

Update to Redmine 2.4 branch rev 12663

 # Redmine - project management software
-# Copyright (C) 2006-2012  Jean-Philippe Lang
+# Copyright (C) 2006-2013  Jean-Philippe Lang
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
 # as published by the Free Software Foundation; either version 2
 # of the License, or (at your option) any later version.

 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 require 'cgi'
+require 'redmine/scm/adapters'
+
+if RUBY_VERSION < '1.9'
+  require 'iconv'
+end
 
 module Redmine
   module Scm
     module Adapters
-      class CommandFailed < StandardError #:nodoc:
-      end
-
       class AbstractAdapter #:nodoc:
 
         # raised if scm command exited with error, e.g. unknown revision.
         class ScmCommandAborted < CommandFailed; end
 

 
         def self.logger
           Rails.logger
         end
 
+        # Path to the file where scm stderr output is logged
+        # Returns nil if the log file is not writable
+        def self.stderr_log_file
+          if @stderr_log_file.nil?
+            writable = false
+            path = Redmine::Configuration['scm_stderr_log_file'].presence
+            path ||= Rails.root.join("log/#{Rails.env}.scm.stderr.log").to_s
+            if File.exists?(path)
+              if File.file?(path) && File.writable?(path) 
+                writable = true
+              else
+                logger.warn("SCM log file (#{path}) is not writable")
+              end
+            else
+              begin
+                File.open(path, "w") {}
+                writable = true
+              rescue => e
+                logger.warn("SCM log file (#{path}) cannot be created: #{e.message}")
+              end
+            end
+            @stderr_log_file = writable ? path : false
+          end
+          @stderr_log_file || nil
+        end
+
         def self.shellout(cmd, options = {}, &block)
           if logger && logger.debug?
             logger.debug "Shelling out: #{strip_credential(cmd)}"
-          end
-          if Rails.env == 'development'
-            # Capture stderr when running in dev environment
-            cmd = "#{cmd} 2>>#{shell_quote(Rails.root.join('log/scm.stderr.log').to_s)}"
+            # Capture stderr in a log file
+            if stderr_log_file
+              cmd = "#{cmd} 2>>#{shell_quote(stderr_log_file)}"
+            end
           end
           begin
             mode = "r+"
             IO.popen(cmd, mode) do |io|
               io.set_encoding("ASCII-8BIT") if io.respond_to?(:set_encoding)