Files
selima-perl/htdocs/emandy/magicat/cgi-bin/logout.cgi
2026-03-10 21:31:43 +08:00

159 lines
3.6 KiB
Perl
Executable File

#! /usr/bin/perl -w
# Mandy Wu's Website
# logout.cgi: The log-out script.
# Copyright (c) 2006-2021 imacat.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Author: imacat <imacat@mail.imacat.idv.tw>
# First written: 2006-11-14
use 5.008;
use strict;
use warnings;
use lib $ENV{"DOCUMENT_ROOT"} . qw(/magicat/lib/perl5);
use Selima::emandy;
local $SIG{"__DIE__"} = \&http_500;
my $d = new Selima::Destroy;
# Prototype declaration
sub main();
sub check_get();
sub check_post();
sub html_page($);
sub html_logoutform();
sub html_relogin();
initenv(-dbi => DBI_NONE,
-lastmod => 1,
-page_param => {"keywords" => N_("log out")});
main;
exit 0;
sub main() {
local ($_, %_);
my ($error, $success, $processor);
# If the request is a GET query
if ($ENV{"REQUEST_METHOD"} ne "POST") {
$error = check_get;
# If an error occurs
if (defined $error) {
html_page $error;
# Display the page
} else {
html_page retrieve_status;
}
# If a form was POSTed from the client
} else {
$error = check_post;
# If an error occurs
if (defined $error) {
error_redirect $error;
# Else, save the data
} else {
$processor = new Selima::Processor::LogOut($POST);
$success = $processor->process;
success_redirect $success;
}
}
return;
}
# check_get: Check the GET arguments
sub check_get() {
local ($_, %_);
my $status;
# There is a result to display
$status = retrieve_status;
# Successfully logged out
if ( defined $status
&& exists $$status{"status"}
&& $$status{"status"} eq "success") {
# Nothing to check
return;
}
# Check if this user has logged in
unauth unless defined get_login_sn;
# OK
return;
}
# check_post: Check the POSTed form
sub check_post() {
local ($_, %_);
# Check if this user has logged in
unauth unless defined get_login_sn;
# OK
return;
}
# html_page: Display the page
sub html_page($) {
local ($_, %_);
my $status;
$status = $_[0];
# Not logged out yet
if (defined get_login_sn) {
html_header __("Log Out");
html_errmsg $status;
html_logoutform;
html_footer;
# Logged out
} else {
html_header __("Log Out");
html_errmsg $status;
html_relogin;
html_footer;
}
return;
}
##################################
# Subroutines to manage the data #
##################################
# html_logoutform: Display a form to log out
sub html_logoutform() {
local ($_, %_);
my ($msg, $submit);
$msg = h(__("Are you sure you want to log out?"));
$submit = h(__("Log out"));
print << "EOT";
<form action="$REQUEST_FILE" method="post">
<div>
<p>$msg</p>
<input type="submit" value="$submit" />
</div>
</form>
EOT
return;
}
# html_relogin: Display links to log in again
sub html_relogin() {
local ($_, %_);
$_ = h(__("Log in again."));
print << "EOT";
<p><a href="/magicat/cgi-bin/login.cgi">$_</a></p>
EOT
return;
}