From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/lib/webrick/httpauth/htpasswd.rb | 124 ++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 jni/ruby/lib/webrick/httpauth/htpasswd.rb

(limited to 'jni/ruby/lib/webrick/httpauth/htpasswd.rb')

diff --git a/jni/ruby/lib/webrick/httpauth/htpasswd.rb b/jni/ruby/lib/webrick/httpauth/htpasswd.rb
new file mode 100644
index 0000000..69b739f
--- /dev/null
+++ b/jni/ruby/lib/webrick/httpauth/htpasswd.rb
@@ -0,0 +1,124 @@
+#
+# httpauth/htpasswd -- Apache compatible htpasswd file
+#
+# Author: IPR -- Internet Programming with Ruby -- writers
+# Copyright (c) 2003 Internet Programming with Ruby writers. All rights
+# reserved.
+#
+# $IPR: htpasswd.rb,v 1.4 2003/07/22 19:20:45 gotoyuzo Exp $
+
+require 'webrick/httpauth/userdb'
+require 'webrick/httpauth/basicauth'
+require 'tempfile'
+
+module WEBrick
+  module HTTPAuth
+
+    ##
+    # Htpasswd accesses apache-compatible password files.  Passwords are
+    # matched to a realm where they are valid.  For security, the path for a
+    # password database should be stored outside of the paths available to the
+    # HTTP server.
+    #
+    # Htpasswd is intended for use with WEBrick::HTTPAuth::BasicAuth.
+    #
+    # To create an Htpasswd database with a single user:
+    #
+    #   htpasswd = WEBrick::HTTPAuth::Htpasswd.new 'my_password_file'
+    #   htpasswd.set_passwd 'my realm', 'username', 'password'
+    #   htpasswd.flush
+
+    class Htpasswd
+      include UserDB
+
+      ##
+      # Open a password database at +path+
+
+      def initialize(path)
+        @path = path
+        @mtime = Time.at(0)
+        @passwd = Hash.new
+        @auth_type = BasicAuth
+        open(@path,"a").close unless File::exist?(@path)
+        reload
+      end
+
+      ##
+      # Reload passwords from the database
+
+      def reload
+        mtime = File::mtime(@path)
+        if mtime > @mtime
+          @passwd.clear
+          open(@path){|io|
+            while line = io.gets
+              line.chomp!
+              case line
+              when %r!\A[^:]+:[a-zA-Z0-9./]{13}\z!
+                user, pass = line.split(":")
+              when /:\$/, /:{SHA}/
+                raise NotImplementedError,
+                      'MD5, SHA1 .htpasswd file not supported'
+              else
+                raise StandardError, 'bad .htpasswd file'
+              end
+              @passwd[user] = pass
+            end
+          }
+          @mtime = mtime
+        end
+      end
+
+      ##
+      # Flush the password database.  If +output+ is given the database will
+      # be written there instead of to the original path.
+
+      def flush(output=nil)
+        output ||= @path
+        tmp = Tempfile.create("htpasswd", File::dirname(output))
+        renamed = false
+        begin
+          each{|item| tmp.puts(item.join(":")) }
+          tmp.close
+          File::rename(tmp.path, output)
+          renamed = true
+        ensure
+          tmp.close if !tmp.closed?
+          File.unlink(tmp.path) if !renamed
+        end
+      end
+
+      ##
+      # Retrieves a password from the database for +user+ in +realm+.  If
+      # +reload_db+ is true the database will be reloaded first.
+
+      def get_passwd(realm, user, reload_db)
+        reload() if reload_db
+        @passwd[user]
+      end
+
+      ##
+      # Sets a password in the database for +user+ in +realm+ to +pass+.
+
+      def set_passwd(realm, user, pass)
+        @passwd[user] = make_passwd(realm, user, pass)
+      end
+
+      ##
+      # Removes a password from the database for +user+ in +realm+.
+
+      def delete_passwd(realm, user)
+        @passwd.delete(user)
+      end
+
+      ##
+      # Iterate passwords in the database.
+
+      def each # :yields: [user, password]
+        @passwd.keys.sort.each{|user|
+          yield([user, @passwd[user]])
+        }
+      end
+    end
+  end
+end
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