From 01eba908adcd150a7b816af0dbe167c4c4912a90 Mon Sep 17 00:00:00 2001
From: gotoyuzo <gotoyuzo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 23 Jul 2003 16:51:36 +0000
Subject: * lib/webrick: imported.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4130 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/webrick/httpauth/htdigest.rb | 91 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 lib/webrick/httpauth/htdigest.rb

(limited to 'lib/webrick/httpauth/htdigest.rb')

diff --git a/lib/webrick/httpauth/htdigest.rb b/lib/webrick/httpauth/htdigest.rb
new file mode 100644
index 0000000000..3949756f2b
--- /dev/null
+++ b/lib/webrick/httpauth/htdigest.rb
@@ -0,0 +1,91 @@
+#
+# httpauth/htdigest.rb -- Apache compatible htdigest file
+#
+# Author: IPR -- Internet Programming with Ruby -- writers
+# Copyright (c) 2003 Internet Programming with Ruby writers. All rights
+# reserved.
+#
+# $IPR: htdigest.rb,v 1.4 2003/07/22 19:20:45 gotoyuzo Exp $
+
+require 'webrick/httpauth/userdb'
+require 'webrick/httpauth/digestauth'
+require 'tempfile'
+
+module WEBrick
+  module HTTPAuth
+    class Htdigest
+      include UserDB
+
+      def initialize(path)
+        @path = path
+        @mtime = Time.at(0)
+        @digest = Hash.new
+        @mutex = Mutex::new
+        @auth_type = DigestAuth
+        open(@path,"a").close unless File::exist?(@path)
+        reload
+      end
+
+      def reload
+        mtime = File::mtime(@path)
+        if mtime > @mtime
+          @digest.clear
+          open(@path){|io|
+            while line = io.gets
+              line.chomp!
+              user, realm, pass = line.split(/:/, 3)
+              unless @digest[realm]
+                @digest[realm] = Hash.new
+              end
+              @digest[realm][user] = pass
+            end
+          }
+          @mtime = mtime
+        end
+      end
+
+      def flush(output=nil)
+        output ||= @path
+        tmp = Tempfile.new("htpasswd", File::dirname(output))
+        begin
+          each{|item| tmp.puts(item.join(":")) }
+          tmp.close
+          File::rename(tmp.path, output)
+        rescue
+          tmp.close(true)
+        end
+      end
+
+      def get_passwd(realm, user, reload_db)
+        reload() if reload_db
+        if hash = @digest[realm]
+          hash[user]
+        end
+      end
+
+      def set_passwd(realm, user, pass)
+        @mutex.synchronize{
+          unless @digest[realm]
+            @digest[realm] = Hash.new
+          end
+          @digest[realm][user] = make_passwd(realm, user, pass)
+        }
+      end
+
+      def delete_passwd(realm, user)
+        if hash = @digest[realm]
+          hash.delete(user)
+        end
+      end
+
+      def each
+        @digest.keys.sort.each{|realm|
+          hash = @digest[realm]
+          hash.keys.sort.each{|user|
+            yield([user, realm, hash[user]])
+          }
+        }
+      end
+    end
+  end
+end
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