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