INTEGRATION: CWS cvsprot01 (1.1.2); FILE ADDED

2007/07/09 13:50:56 hr 1.1.2.2: #i63313#: fix pasing of CVS scrambled passwords, they can contain whitespace
2006/03/17 15:39:55 hr 1.1.2.1: #i63313# perl implementation of the CVS client protocol

solenv/bin/modules/PCVSLib/lib/PCVSLib/Credentials.pm

+#*************************************************************************
+#
+#   OpenOffice.org - a multi-platform office productivity suite
+#
+#   $RCSfile: Credentials.pm,v $
+#
+#   $Revision: 1.2 $
+#
+#   last change: $Author: vg $ $Date: 2007-08-27 13:33:43 $
+#
+#   The Contents of this file are made available subject to
+#   the terms of GNU Lesser General Public License Version 2.1.
+#
+#
+#     GNU Lesser General Public License Version 2.1
+#     =============================================
+#     Copyright 2005 by Sun Microsystems, Inc.
+#     901 San Antonio Road, Palo Alto, CA 94303, USA
+#
+#     This library is free software; you can redistribute it and/or
+#     modify it under the terms of the GNU Lesser General Public
+#     License version 2.1, as published by the Free Software Foundation.
+#
+#     This library is distributed in the hope that it will be useful,
+#     but WITHOUT ANY WARRANTY; without even the implied warranty of
+#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#     Lesser General Public License for more details.
+#
+#     You should have received a copy of the GNU Lesser General Public
+#     License along with this library; if not, write to the Free Software
+#     Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+#     MA  02111-1307  USA
+#
+#*************************************************************************
+
+
+#
+# Credentials.pm - package for aquiring the CVS credentials from .cvspass
+#
+
+package PCVSLib::Credentials;
+
+use Carp;
+use IO::File;
+
+use PCVSLib::Root;
+
+use strict;
+use warnings;
+
+#### ctor ####
+
+sub new
+{
+    my $invocant = shift;
+    my $class = ref($invocant) || $invocant;
+    my $self = {};
+    $self->{passfile}  = shift;
+    # private members
+    $self->{parsed_} = 0;
+    $self->{passwords_} = {};
+    bless ($self, $class);
+    return $self;
+}
+
+#### instance accessors #####
+
+for my $datum qw(passfile) {
+    no strict "refs";
+    *$datum = sub {
+        my $self = shift;
+        $self->{$datum} = shift if @_;
+        return $self->{$datum};
+    }
+}
+
+#### public methods ####
+
+sub get_password
+{
+    my $self = shift;
+    my $root = shift;
+
+    if ( !$self->{parsed_} ) {
+        $self->parse_passfile();
+    }
+
+    my $root_string = $root->to_string();
+    my $password = $self->{passwords_}->{$root_string};
+
+    if ( !defined($password) ) {
+        # try again with port number
+        my $root_string_with_port = $root->to_string_with_port();
+        $password = $self->{passwords_}->{$root_string_with_port};
+    }
+
+    if ( !defined($password) ) {
+        my $passfile = $self->{passfile};
+        croak("PCVSLIB::Credentials::get_password(): missing entry in '$passfile': '$root_string'");
+    }
+
+    return $password;
+}
+
+
+#### private methods ####
+
+sub parse_passfile
+{
+    my $self = shift;
+    my $passfile = $self->{passfile};
+
+    if ( !defined($passfile) ) {
+        my $home = $ENV{HOME};
+        if ( !defined($home) ) {
+            croak("PCVSLIB::Credentials::parse_passfile(): environment variable HOME not set");
+        }
+        $self->{passfile} = $passfile = "$home/.cvspass";
+    }
+
+    my $fh = IO::File->new("<$passfile");
+    if ( !defined($fh) ) {
+        croak("PCVSLIB::Credentials::parse_passfile(): can't open CVS password file: '$passfile': $!");
+    }
+    while(<$fh>) {
+        if ( /^\/1 (:pserver:\S+) (\S.*)$/ ) {
+            # new style .cvspass entries
+            $self->{passwords_}->{$1} = $2;
+        }
+        elsif ( /(:pserver:\S+) (\S+.*)$/ ) {
+            # old style .cvspass entries
+            $self->{passwords_}->{$1} = $2;
+        }
+    }
+    $fh->close();
+    $self->{parsed_}++;
+}
+
+1;
+# vim: set ts=4 shiftwidth=4 expandtab syntax=perl: