[#748] Use SCM commands to detect the revision

lib/chili_project/version.rb

@@ -38,7 +38,14 @@ module ChiliProject
     end
 
     def self.revision
-      `git --git-dir="#{Rails.root.join('.git')}" rev-parse --short=9 HEAD`.chomp if File.directory? Rails.root.join('.git')
+      @revision ||= begin
+        git = Redmine::Scm::Adapters::GitAdapter
+        git_dir = Rails.root.join('.git')
+
+        if File.directory? git_dir
+          git.send(:shellout, "#{git.sq_bin} --git-dir='#{git_dir}' rev-parse --short=9 HEAD") { |io| io.read }.to_s.chomp
+        end
+      end
     end
 
     REVISION = self.revision

lib/redmine/scm/adapters/git_adapter.rb

@@ -19,10 +19,10 @@ module Redmine
     module Adapters
       class GitAdapter < AbstractAdapter
 
-        SCM_GIT_REPORT_LAST_COMMIT = true
+        SCM_GIT_REPORT_LAST_COMMIT = true unless defined?(SCM_GIT_REPORT_LAST_COMMIT)
 
         # Git executable name
-        GIT_BIN = Redmine::Configuration['scm_git_command'] || "git"
+        GIT_BIN = Redmine::Configuration['scm_git_command'] || "git" unless defined?(GIT_BIN)
 
         # raised if scm command exited with error, e.g. unknown revision.
         class ScmCommandAborted < CommandFailed; end