use strict;
+# Force scripts/locales.pl to parse these templates:
+# parse_html_template('login_screen/auth_db_unreachable')
+# parse_html_template('login_screen/user_login')
+# parse_html_template('generic/error')
+
+use Carp;
use CGI qw( -no_xhtml);
+use Config::Std;
+use DateTime;
+use Encode;
use English qw(-no_match_vars);
+use FCGI;
+use File::Basename;
+use IO::File;
+use List::MoreUtils qw(all);
+use List::Util qw(first);
+use POSIX qw(setlocale);
use SL::Auth;
+use SL::Dispatcher::AuthHandler;
use SL::LXDebug;
+use SL::LxOfficeConf;
use SL::Locale;
+use SL::ClientJS;
use SL::Common;
-use Form;
-use Moose;
-use Rose::DB;
-use Rose::DB::Object;
-use File::Basename;
+use SL::Form;
+use SL::Helper::DateTime;
+use SL::InstanceConfiguration;
+use SL::MoreCommon qw(uri_encode);
+use SL::Template::Plugin::HTMLFixes;
+use SL::User;
+
+use Rose::Object::MakeMethods::Generic (
+ scalar => [ qw(restart_after_request) ],
+);
+
+# Trailing new line is added so that Perl will not add the line
+# number 'die' was called in.
+use constant END_OF_REQUEST => "END-OF-REQUEST\n";
+
+my %fcgi_file_cache;
+
+sub new {
+ my ($class, $interface) = @_;
+
+ my $self = bless {}, $class;
+ $self->{interface} = lc($interface || 'cgi');
+ $self->{auth_handler} = SL::Dispatcher::AuthHandler->new;
+
+ # Initialize character type locale to be UTF-8 instead of C:
+ foreach my $locale (qw(de_DE.UTF-8 en_US.UTF-8)) {
+ last if setlocale('LC_CTYPE', $locale);
+ }
+
+ return $self;
+}
+
+sub interface_type {
+ my ($self) = @_;
+ return $self->{interface} eq 'cgi' ? 'CGI' : 'FastCGI';
+}
+
+sub is_admin_request {
+ my %params = @_;
+ return ($params{script} eq 'admin.pl') || (($params{routing_type} eq 'controller') && ($params{script_name} eq 'Admin'));
+}
sub pre_request_checks {
- show_error('login/auth_db_unreachable') unless $::auth->session_tables_present;
- $::auth->expire_sessions;
+ my (%params) = @_;
+
+ _check_for_old_config_files();
+
+ if (!$::auth->session_tables_present && !is_admin_request(%params)) {
+ show_error('login_screen/auth_db_unreachable');
+ }
+
+ if ($::request->type !~ m/^ (?: html | js | json ) $/x) {
+ die $::locale->text("Invalid request type '#1'", $::request->type);
+ }
+}
+
+sub pre_request_initialization {
+ my ($self, %params) = @_;
+
+ $self->unrequire_bin_mozilla;
+
+ $::locale = Locale->new($::lx_office_conf{system}->{language});
+ $::form = Form->new;
+ $::instance_conf = SL::InstanceConfiguration->new;
+ $::request = SL::Request->new(
+ cgi => CGI->new({}),
+ layout => SL::Layout::None->new,
+ );
+
+ my $session_result = $::auth->restore_session;
+ $::auth->create_or_refresh_session;
+
+ if ($params{client}) {
+ $::auth->set_client($params{client}) || die("cannot find client " . $params{client});
+
+ if ($params{login}) {
+ die "cannot find user " . $params{login} unless %::myconfig = $::auth->read_user(login => $params{login});
+ die "cannot find locale for user " . $params{login} unless $::locale = Locale->new($::myconfig{countrycode});
+
+ $::form->{login} = $params{login}; # normaly implicit at login
+ }
+ }
+
+ return $session_result;
+}
+
+sub render_error_ajax {
+ my ($error) = @_;
+
+ SL::ClientJS->new
+ ->error($error)
+ ->render(SL::Controller::Base->new);
}
sub show_error {
$::lxdebug->enter_sub;
- my $template = shift;
- my $error_type = shift || '';
- my $locale = Locale->new($::language, 'all');
- $::form->{error} = $::locale->text('The session is invalid or has expired.') if ($error_type eq 'session');
- $::form->{error} = $::locale->text('Incorrect password!.') if ($error_type eq 'password');
- $::myconfig{countrycode} = $::language;
- $::form->{stylesheet} = 'css/lx-office-erp.css';
+ my $template = shift;
+ my $error_type = shift || '';
+ my %params = @_;
+
+ $::myconfig{countrycode} = delete($params{countrycode}) || $::lx_office_conf{system}->{language};
+ $::locale = Locale->new($::myconfig{countrycode});
+ $::form->{error} = $::locale->text('The session is invalid or has expired.') if ($error_type eq 'session');
+ $::form->{error} = $::locale->text('Incorrect password!') if ($error_type eq 'password');
+ $::form->{error} = $::locale->text('The action is missing or invalid.') if ($error_type eq 'action');
+
+ return render_error_ajax($::form->{error}) if $::request->is_ajax;
$::form->header;
- print $::form->parse_html_template($template);
+ print $::form->parse_html_template($template, \%params);
$::lxdebug->leave_sub;
- exit;
+ end_request();
}
sub pre_startup_setup {
- eval {
- package main;
- require "config/lx-erp.conf";
- };
- eval {
- package main;
- require "config/lx-erp-local.conf";
- } if -f "config/lx-erp-local.conf";
+ my ($self) = @_;
+
+ SL::LxOfficeConf->read;
eval {
package main;
require "bin/mozilla/installationcheck.pl";
} or die $EVAL_ERROR;
- # dummy globals
+ # canonial globals. if it's not here, chances are it will get refactored someday.
{
no warnings 'once';
- $::userspath = "users";
- $::templates = "templates";
- $::memberfile = "users/members";
- $::sendmail = "| /usr/sbin/sendmail -t";
- $::lxdebug = LXDebug->new;
- $::auth = SL::Auth->new;
- %::myconfig = ();
+ $::lxdebug = LXDebug->new;
+ $::auth = SL::Auth->new;
+ $::form = undef;
+ $::request = undef;
+ %::myconfig = User->get_default_myconfig;
}
+
+ $SIG{__WARN__} = sub {
+ $::lxdebug->warn(@_);
+ };
+
+ $SIG{__DIE__} = sub { Carp::confess( @_ ) } if $::lx_office_conf{debug}->{backtrace_on_die};
+
+ $self->_cache_file_modification_times;
}
sub pre_startup_checks {
}
sub pre_startup {
- pre_startup_setup();
- pre_startup_checks();
+ my ($self) = @_;
+ $self->pre_startup_setup;
+ $self->pre_startup_checks;
}
sub require_main_code {
+ $::lxdebug->enter_sub;
my ($script, $suffix) = @_;
eval {
};
$::form->error($EVAL_ERROR) if ($EVAL_ERROR);
}
- if ($::form->{login} && -f "bin/mozilla/$::form->{login}_$::form->{script}") {
+ if ($::form->{login} && -f "bin/mozilla/$::form->{login}_$script") {
eval {
package main;
- require "bin/mozilla/$::form->{login}_$::form->{script}";
+ require "bin/mozilla/$::form->{login}_$script";
};
$::form->error($EVAL_ERROR) if ($EVAL_ERROR);
}
+ $::lxdebug->leave_sub;
+}
+
+sub _require_controller {
+ my $controller = shift;
+ $controller =~ s|[^A-Za-z0-9_]||g;
+ $controller = "SL/Controller/${controller}";
+
+ eval {
+ package main;
+ require "${controller}.pm";
+ } or die $EVAL_ERROR;
+}
+
+sub _run_controller {
+ "SL::Controller::$_[0]"->new->_run_action($_[1]);
+}
+
+sub handle_all_requests {
+ my ($self) = @_;
+
+ my $request = FCGI::Request();
+ while ($request->Accept() >= 0) {
+ $self->handle_request($request);
+
+ $self->restart_after_request(1) if $self->_interface_is_fcgi && SL::System::Process::memory_usage_is_too_high();
+ $request->LastCall if $self->restart_after_request;
+ }
+
+ exec $0 if $self->restart_after_request;
}
sub handle_request {
+ my $self = shift;
+ $self->{request} = shift;
+
$::lxdebug->enter_sub;
$::lxdebug->begin_request;
- my $interface = lc(shift || 'cgi');
- my $script_name;
+ my ($script, $path, $suffix, $script_name, $action, $routing_type);
- if ($interface =~ m/^(?:fastcgi|fcgid|fcgi)$/) {
- $script_name = $ENV{SCRIPT_NAME};
- unrequire_bin_mozilla();
+ my $session_result = $self->pre_request_initialization;
- } else {
- $script_name = $0;
- }
+ $::request->read_cgi_input($::form);
- my ($script, $path, $suffix) = fileparse($script_name, ".pl");
- require_main_code($script, $suffix);
+ my %routing;
+ eval { %routing = $self->_route_request($ENV{SCRIPT_NAME}); 1; } or return;
+ ($routing_type, $script_name, $action) = @routing{qw(type controller action)};
+ $::lxdebug->log_request($routing_type, $script_name, $action);
- $::cgi = CGI->new('');
- $::locale = Locale->new($::language, $script);
- $::form = Form->new;
- $::form->{script} = $script . $suffix;
+ $::request->type(lc($routing{request_type} || 'html'));
- pre_request_checks();
+ if ($routing_type eq 'old') {
+ $::form->{action} = lc $::form->{action};
+ $::form->{action} =~ s/( |-|,|\#)/_/g;
- eval {
- if ($script eq 'login' or $script eq 'admin' or $script eq 'kopf') {
- $::form->{titlebar} = "Lx-Office " . $::locale->text('Version') . " $::form->{version}";
- ::run($::auth->restore_session);
+ ($script, $path, $suffix) = fileparse($script_name, ".pl");
+ require_main_code($script, $suffix) unless $script eq 'admin';
- } elsif ($::form->{action}) {
- # copy from am.pl routines
- $::form->error($::locale->text('System currently down for maintenance!')) if -e "$main::userspath/nologin" && $script ne 'admin';
+ $::form->{script} = $script . $suffix;
- my $session_result = $::auth->restore_session;
+ } else {
+ _require_controller($script_name);
+ $::form->{script} = "controller.pl";
+ }
- show_error('login/password_error', 'session') if SL::Auth::SESSION_EXPIRED == $session_result;
- %::myconfig = $::auth->read_user($::form->{login});
+ eval {
+ pre_request_checks(script => $script, action => $action, routing_type => $routing_type, script_name => $script_name);
- show_error('login/password_error', 'password') unless $::myconfig{login};
+ if ( SL::System::InstallationLock->is_locked
+ && !is_admin_request(script => $script, script_name => $script_name, routing_type => $routing_type)) {
+ $::form->error($::locale->text('System currently down for maintenance!'));
+ }
- $::locale = Locale->new($::myconfig{countrycode}, $script);
+ # For compatibility with a lot of database upgrade scripts etc:
+ # Re-write request to old 'login.pl?action=login' to new
+ # 'LoginScreen' controller. Make sure to load its code!
+ if (($script eq 'login') && ($action eq 'login')) {
+ ($routing_type, $script, $script_name, $action) = qw(controller controller LoginScreen login);
+ _require_controller('LoginScreen');
+ }
- show_error('login/password_error', 'password') if SL::Auth::OK != $::auth->authenticate($::form->{login}, $::form->{password}, 0);
+ if ( (($script eq 'login') && !$action)
+ || ($script eq 'admin')
+ || (SL::Auth::SESSION_EXPIRED() == $session_result)) {
+ $self->handle_login_error(routing_type => $routing_type,
+ script => $script,
+ controller => $script_name,
+ action => $action,
+ error => 'session');
+ }
- $::auth->set_session_value('login', $::form->{login}, 'password', $::form->{password});
- $::auth->create_or_refresh_session;
- delete $::form->{password};
+ my %auth_result = $self->{auth_handler}->handle(
+ routing_type => $routing_type,
+ script => $script,
+ controller => $script_name,
+ action => $action,
+ );
- map { $::form->{$_} = $::myconfig{$_} } qw(stylesheet charset)
- unless $::form->{action} eq 'save' && $::form->{type} eq 'preferences';
+ $self->end_request unless $auth_result{auth_ok};
- $::form->set_standard_title;
- ::call_sub('::' . $::locale->findsub($::form->{action}));
+ delete @{ $::form }{ grep { m/^\{AUTH\}/ } keys %{ $::form } } unless $auth_result{keep_auth_vars};
+ if ($action) {
+ $::form->set_standard_title;
+ if ($routing_type eq 'old') {
+ ::call_sub('::' . $::locale->findsub($action));
+ } else {
+ _run_controller($script_name, $action);
+ }
} else {
$::form->error($::locale->text('action= not defined!'));
}
1;
} or do {
- $::form->{label_error} = $::cgi->pre($EVAL_ERROR);
- show_error('generic/error');
+ if (substr($EVAL_ERROR, 0, length(END_OF_REQUEST())) ne END_OF_REQUEST()) {
+ my $error = $EVAL_ERROR;
+ print STDERR $error;
+
+ if ($::request->is_ajax) {
+ eval { render_error_ajax($error) };
+ } else {
+ $::form->{label_error} = $::request->{cgi}->pre($error);
+ chdir SL::System::Process::exe_dir;
+ eval { show_error('generic/error') };
+ }
+ }
};
+ $::form->footer;
+
+ if ($self->_interface_is_fcgi) {
+ # fcgi? send send reponse on its way before cleanup.
+ $self->{request}->Flush;
+ $self->{request}->Finish;
+ }
+
+ $::lxdebug->end_request(routing_type => $routing_type, script_name => $script_name, action => $action);
+
# cleanup
+ $::auth->save_session;
+ $::auth->expire_sessions;
+ $::auth->reset;
+
$::locale = undef;
$::form = undef;
- $::myconfig = ();
+ %::myconfig = ();
+ $::request = undef;
+
+ SL::DBConnect::Cache->reset_all;
+
+ $self->_watch_for_changed_files;
- $::lxdebug->end_request;
$::lxdebug->leave_sub;
}
+sub reply_with_json_error {
+ my ($self, %params) = @_;
+
+ my %errors = (
+ session => { code => '401 Unauthorized', text => 'session expired' },
+ password => { code => '401 Unauthorized', text => 'incorrect username or password' },
+ action => { code => '400 Bad request', text => 'incorrect or missing action' },
+ access => { code => '403 Forbidden', text => 'no permissions for accessing this function' },
+ _default => { code => '500 Internal server error', text => 'general server-side error' },
+ );
+
+ my $error = $errors{$params{error}} // $errors{_default};
+ my $reply = SL::JSON::to_json({ status => 'failed', error => $error->{text} });
+
+ print $::request->cgi->header(
+ -type => 'application/json',
+ -charset => 'utf-8',
+ -status => $error->{code},
+ );
+
+ print $reply;
+
+ $self->end_request;
+}
+
+sub handle_login_error {
+ my ($self, %params) = @_;
+
+ return $self->reply_with_json_error(error => $params{error}) if $::request->type eq 'json';
+
+ my $action = ($params{script} // '') =~ m/^admin/i ? 'Admin/login' : 'LoginScreen/user_login';
+ $action .= '&error=' . $params{error} if $params{error};
+
+ my $redirect_url = "controller.pl?action=${action}";
+
+ if ( $action =~ m/LoginScreen\/user_login/
+ && $params{action}
+ && 'get' eq lc($ENV{REQUEST_METHOD})
+ && !_is_callback_blacklisted(map {$_ => $params{$_}} qw(routing_type script controller action) )
+ ) {
+
+ require SL::Controller::Base;
+ my $controller = SL::Controller::Base->new;
+
+ delete $params{error};
+ delete $params{routing_type};
+ delete @{ $::form }{ grep { m/^\{AUTH\}/ } keys %{ $::form } };
+
+ my $callback = $controller->url_for(%params, %{$::form});
+ $redirect_url .= '&callback=' . uri_encode($callback);
+ }
+
+ print $::request->cgi->redirect($redirect_url);
+ $self->end_request;
+}
+
+sub _is_callback_blacklisted {
+ my (%params) = @_;
+
+ # You can give a name only, then all actions are blackisted.
+ # Or you can give name and action, then only this action is blacklisted
+ # examples:
+ # {name => 'is', action => 'edit'}
+ # {name => 'Project', action => 'edit'},
+ my @script_blacklist = (
+ {name => 'admin'},
+ {name => 'login'},
+ );
+
+ my @controller_blacklist = (
+ {name => 'Admin'},
+ {name => 'LoginScreen'},
+ );
+
+ my ($name, $blacklist);
+ if ('old' eq ($params{routing_type} // '')) {
+ $name = $params{script};
+ $blacklist = \@script_blacklist;
+ } else {
+ $name = $params{controller};
+ $blacklist = \@controller_blacklist;
+ }
+
+ foreach my $bl (@$blacklist) {
+ return 1 if _is_name_action_blacklisted($bl->{name}, $bl->{action}, $name, $params{action});
+ }
+
+ return;
+}
+
+sub _is_name_action_blacklisted {
+ my ($blacklisted_name, $blacklisted_action, $name, $action) = @_;
+
+ return 1 if ($name // '') eq $blacklisted_name && !$blacklisted_action;
+ return 1 if ($name // '') eq $blacklisted_name && ($action // '') eq $blacklisted_action;
+ return;
+}
+
sub unrequire_bin_mozilla {
+ my $self = shift;
+ return unless $self->_interface_is_fcgi;
+
for (keys %INC) {
next unless m#^bin/mozilla/#;
next if /\bcommon.pl$/;
}
}
+sub _interface_is_fcgi {
+ my $self = shift;
+ return $self->{interface} =~ m/^(?:fastcgi|fcgid|fcgi)$/;
+}
+
+sub _route_request {
+ my ($self, $script_name) = @_;
+
+ return $script_name =~ m/dispatcher\.pl$/ ? (type => 'old', $self->_route_dispatcher_request)
+ : $script_name =~ m/controller\.pl/ ? (type => 'controller', $self->_route_controller_request)
+ : (type => 'old', controller => $script_name, action => $::form->{action});
+}
+
+sub _route_dispatcher_request {
+ my ($self) = @_;
+ my $name_re = qr{[a-z]\w*};
+ my ($script_name, $action);
+
+ eval {
+ die "Unroutable request -- invalid module name.\n" if !$::form->{M} || ($::form->{M} !~ m/^${name_re}$/);
+ $script_name = $::form->{M} . '.pl';
+
+ if ($::form->{A}) {
+ $action = $::form->{A};
+
+ } else {
+ $action = first { m/^A_${name_re}$/ } keys %{ $::form };
+ die "Unroutable request -- invalid action name.\n" if !$action;
+
+ delete $::form->{$action};
+ $action = substr $action, 2;
+ }
+
+ delete @{$::form}{qw(M A)};
+
+ 1;
+ } or do {
+ $::form->{label_error} = $::request->{cgi}->pre($EVAL_ERROR);
+ show_error('generic/error');
+ };
+
+ return (controller => $script_name, action => $action);
+}
+
+sub _route_controller_request {
+ my ($self) = @_;
+ my ($controller, $action, $request_type);
+
+ eval {
+ # Redirect simple requests to controller.pl without any GET/POST
+ # param to the login page.
+ $self->handle_login_error(error => 'action') if !$::form->{action};
+
+ # Show an error if the »action« parameter doesn't match the
+ # pattern »Controller/action«.
+ $::form->{action} =~ m|^ ( [A-Z] [A-Za-z0-9_]* ) / ( [a-z] [a-z0-9_]* ) ( \. [a-zA-Z]+ )? $|x || die "Unroutable request -- invalid controller/action.\n";
+ ($controller, $action) = ($1, $2);
+ delete $::form->{action};
+
+ $request_type = $3 ? lc(substr($3, 1)) : 'html';
+
+ 1;
+ } or do {
+ $::form->{label_error} = $::request->{cgi}->pre($EVAL_ERROR);
+ show_error('generic/error');
+ };
+
+ return (controller => $controller, action => $action, request_type => $request_type);
+}
+
+sub _cache_file_modification_times {
+ my ($self) = @_;
+
+ return unless $self->_interface_is_fcgi && $::lx_office_conf{debug}->{restart_fcgi_process_on_changes};
+
+ require File::Find;
+ require POSIX;
+
+ my $wanted = sub {
+ return unless $File::Find::name =~ m/\.(?:pm|f?pl|html|conf|conf\.default)$/;
+ $fcgi_file_cache{ $File::Find::name } = (stat $File::Find::name)[9];
+ };
+
+ my $cwd = POSIX::getcwd();
+ File::Find::find($wanted, map { "${cwd}/${_}" } qw(config bin SL templates/webpages));
+ map { my $name = "${cwd}/${_}"; $fcgi_file_cache{$name} = (stat $name)[9] } qw(admin.pl dispatcher.fpl);
+}
+
+sub _watch_for_changed_files {
+ my ($self) = @_;
+
+ return unless $self->_interface_is_fcgi && $::lx_office_conf{debug}->{restart_fcgi_process_on_changes};
+
+ my $ok = all { (stat($_))[9] == $fcgi_file_cache{$_} } keys %fcgi_file_cache;
+ return if $ok;
+ $::lxdebug->message(LXDebug::DEBUG1(), "Program modifications detected. Restarting.");
+ $self->restart_after_request(1);
+}
+
+sub get_standard_filehandles {
+ my $self = shift;
+
+ return $self->{interface} =~ m/f(?:ast)cgi/i ? $self->{request}->GetHandles() : (\*STDIN, \*STDOUT, \*STDERR);
+}
+
+sub _check_for_old_config_files {
+ my @old_files = grep { -f "config/${_}" } qw(authentication.pl console.conf lx-erp.conf lx-erp-local.conf);
+ return unless @old_files;
+
+ $::form->{title} = $::locale->text('Old configuration files');
+ $::form->header;
+ print $::form->parse_html_template('login_screen/old_configuration_files', { FILES => \@old_files });
+
+ end_request();
+}
+
+sub end_request {
+ die SL::Dispatcher->END_OF_REQUEST;
+}
+
1;