X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=bin%2Fmozilla%2Fadmin.pl;h=5f3e0b19d8f2e95406aa48c8c58a48ba1e65a30a;hb=16455a4f7a2e871d645485ffb5904d197b907217;hp=f3edde8e88588b33cdc700e2359672c0fa3c2cd1;hpb=0b280f98054da74f79cbc9fdb3e9f4c23326be53;p=kivitendo-erp.git

diff --git a/bin/mozilla/admin.pl b/bin/mozilla/admin.pl
old mode 100644
new mode 100755
index f3edde8e8..5f3e0b19d
--- a/bin/mozilla/admin.pl
+++ b/bin/mozilla/admin.pl
@@ -32,692 +32,498 @@
 #
 #======================================================================
 
-$menufile = "menu.ini";
-
 use DBI;
-use CGI;
-
+use Encode;
+use English qw(-no_match_vars);
+use Fcntl;
+use File::Copy;
+use File::Find;
+use File::Spec;
+use Cwd;
+use IO::Dir;
+use IO::File;
+use POSIX qw(strftime);
+use Sys::Hostname;
+
+use SL::Auth;
+use SL::Auth::PasswordPolicy;
+use SL::DB::AuthClient;
+use SL::DB::AuthUser;
 use SL::Form;
+use SL::Iconv;
+use SL::Mailer;
 use SL::User;
 use SL::Common;
 use SL::Inifile;
 use SL::DBUpgrade2;
+use SL::DBUtils;
+use SL::Template;
 
 require "bin/mozilla/common.pl";
 
-our $cgi = new CGI('');
+use strict;
 
-$form = new Form;
-$form->{"root"} = "root login";
+# parserhappy(R):
 
-$locale = new Locale $language, "admin";
+#  $locale->text('periodic')
+#  $locale->text('income')
+#  $locale->text('perpetual')
+#  $locale->text('balance')
 
-# customization
-if (-f "bin/mozilla/custom_$form->{script}") {
-  eval { require "bin/mozilla/custom_$form->{script}"; };
-  $form->error($@) if ($@);
-}
+our $cgi;
+our $form;
+our $locale;
+our $auth;
 
-$form->{stylesheet} = "lx-office-erp.css";
-$form->{favicon}    = "favicon.ico";
+sub run {
+  $::lxdebug->enter_sub;
+  my $session_result = shift;
 
-if ($form->{action}) {
+  $form   = $::form;
+  $locale = $::locale;
+  $auth   = $::auth;
 
+  $::request->{layout} = SL::Layout::Dispatcher->new(style => 'admin');
+  $::request->{layout}->use_stylesheet("lx-office-erp.css");
+  $form->{favicon}    = "favicon.ico";
 
-  $subroutine = $locale->findsub($form->{action});
+  if ($form->{action}) {
+    if ($auth->authenticate_root($form->{'{AUTH}admin_password'}) != $auth->OK()) {
+      $auth->punish_wrong_login;
+      $form->{error} = $locale->text('Incorrect password!');
+      $auth->delete_session_value('admin_password');
+      adminlogin();
+    } else {
+      if ($auth->session_tables_present()) {
+        delete $::form->{'{AUTH}admin_password'};
+      }
 
-  if ($subroutine eq 'login') {
-    if ($form->{rpw}) {
-      $form->{rpw} = crypt $form->{rpw}, "ro";
+      call_sub($locale->findsub($form->{action}));
     }
+  } else {
+    adminlogin();
   }
-
-  check_password();
-
-  call_sub($subroutine);
-
-} else {
-
-  # if there are no drivers bail out
-  $form->error($locale->text('No Database Drivers available!'))
-    unless (User->dbdrivers);
-
-  # create memberfile
-  if (!-f $memberfile) {
-    open(FH, ">$memberfile") or $form->error("$memberfile : $!");
-    print FH qq|# SQL-Ledger Accounting members
-
-[root login]
-password=
-
-|;
-    close FH;
-  }
-
-  adminlogin();
-
+  $::lxdebug->leave_sub;
 }
 
-1;
-
-# end
-
 sub adminlogin {
-
-  $form->{title} =
-    qq|Lx-Office ERP $form->{version} | . $locale->text('Administration');
-
-  $form->header();
-  print $form->parse_html_template('admin/adminlogin');
+  print $::request->cgi->redirect('controller.pl?action=Admin/login');
 }
 
-sub login {
-  list_users();
+sub pg_database_administration {
+  my $form = $main::form;
+  dbselect_source();
 }
 
-sub list_users {
-
-  $form->error($locale->text('File locked!')) if (-f "${memberfile}.LCK");
-
-  open(FH, "$memberfile") or $form->error("$memberfile : $!");
-
-  my %members;
-
-  while (<FH>) {
-    chomp;
-
-    if (/^\[.*\]/) {
-      $login = $_;
-      $login =~ s/(\[|\])//g;
-
-      $members{$login} = { "login" => $login };
-    }
-
-    if (/^([a-z]+)=(.*)/) {
-      $members{$login}->{$1} = $2;
-    }
-  }
+sub dbselect_source {
+  my $form           = $main::form;
+  my $locale         = $main::locale;
 
-  close(FH);
+  $form->{dbport}    = $::auth->{DB_config}->{port} || 5432;
+  $form->{dbuser}    = $::auth->{DB_config}->{user} || 'lxoffice';
+  $form->{dbdefault} = 'template1';
+  $form->{dbhost}    = $::auth->{DB_config}->{host} || 'localhost';
 
-  delete $members{"root login"};
-  map { $_->{templates} =~ s|.*/||; } values %members;
+  $form->{title}     = "kivitendo / " . $locale->text('Database Administration');
 
-  $form->{title}  = "Lx-Office ERP " . $locale->text('Administration');
-  $form->{LOCKED} = -e "$userspath/nologin";
-  $form->{MEMBERS} = [ @members{sort { lc $a cmp lc $b } keys %members} ];
+  # Intentionnaly disabled unless fixed to work with the authentication DB.
+  $form->{ALLOW_DBBACKUP} = 0; # "$pg_dump_exe" ne "DISABLED";
 
   $form->header();
-  print $form->parse_html_template("admin/list_users");
+  print $form->parse_html_template("admin/dbadmin");
 }
 
-sub add_user {
-
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Administration') . " / "
-    . $locale->text('Add User');
-
-  my $myconfig = {
-    "vclimit"      => 200,
-    "countrycode"  => "de",
-    "numberformat" => "1000,00",
-    "dateformat"   => "dd.mm.yy",
-    "stylesheet"   => "lx-office-erp.css",
-    "menustyle"    => "v3",
-  };
-
-  edit_user_form($myconfig);
+sub continue {
+  call_sub($main::form->{"nextsub"});
 }
 
-sub edit {
-
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Administration') . " / "
-    . $locale->text('Edit User');
-  $form->{edit} = 1;
-
-  $form->isblank("login", $locale->text("The login is missing."));
-
-  # get user
-  my $myconfig = new User "$memberfile", "$form->{login}";
+sub update_dataset {
+  my $form              = $main::form;
+  my $locale            = $main::locale;
 
-  $myconfig->{signature} =~ s/\\n/\r\n/g;
-  $myconfig->{address}   =~ s/\\n/\r\n/g;
+  $form->{title}        = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Update Dataset');
 
-  # strip basedir from templates directory
-  $myconfig->{templates} =~ s|.*/||;
+  my @need_updates      = User->dbneedsupdate($form);
+  $form->{NEED_UPDATES} = \@need_updates;
+  $form->{ALL_UPDATED}  = !scalar @need_updates;
 
-  edit_user_form($myconfig);
+  $form->header();
+  print $form->parse_html_template("admin/update_dataset");
 }
 
-sub edit_user_form {
-  my ($myconfig) = @_;
-
-  my @valid_dateformats = qw(mm-dd-yy mm/dd/yy dd-mm-yy dd/mm/yy dd.mm.yy yyyy-mm-dd);
-  $form->{ALL_DATEFORMATS} = [ map { { "format" => $_, "selected" => $_ eq $myconfig->{dateformat} } } @valid_dateformats ];
+sub dbupdate {
+  my $form            = $main::form;
+  my $locale          = $main::locale;
 
-  my @valid_numberformats = qw(1,000.00 1000.00 1.000,00 1000,00);
-  $form->{ALL_NUMBERFORMATS} = [ map { { "format" => $_, "selected" => $_ eq $myconfig->{numberformat} } } @valid_numberformats ];
+  $::request->{layout}->use_stylesheet("lx-office-erp.css");
+  $form->{title}      = $locale->text("Dataset upgrade");
+  $form->header();
 
-  %countrycodes = User->country_codes;
-  $form->{ALL_COUNTRYCODES} = [];
-  foreach $countrycode (sort { $countrycodes{$a} cmp $countrycodes{$b} } keys %countrycodes) {
-    push @{ $form->{ALL_COUNTRYCODES} }, { "value"    => $countrycode,
-                                           "name"     => $countrycodes{$countrycode},
-                                           "selected" => $countrycode eq $myconfig->{countrycode} };
-  }
+  my $rowcount           = $form->{rowcount} * 1;
+  my @update_rows        = grep { $form->{"update_$_"} } (1 .. $rowcount);
+  $form->{NOTHING_TO_DO} = !scalar @update_rows;
+  my $saved_form         = save_form();
 
-  # is there a templates basedir
-  if (!-d "$templates") {
-    $form->error(sprintf($locale->text("The directory %s does not exist."), $templates));
-  }
+  $| = 1;
 
-  opendir TEMPLATEDIR, "$templates/." or $form->error("$templates : $!");
-  my @all     = readdir(TEMPLATEDIR);
-  my @alldir  = sort grep { -d "$templates/$_" && !/^\.\.?$/ } @all;
-  my @allhtml = sort grep { -f "$templates/$_" && /\.html$/ } @all;
-  closedir TEMPLATEDIR;
+  print $form->parse_html_template("admin/dbupgrade_all_header");
 
-  @alldir = grep !/\.(html|tex|sty|odt|xml|txb)$/, @alldir;
-  @alldir = grep !/^(webpages|\.svn)$/, @alldir;
+  foreach my $i (@update_rows) {
+    restore_form($saved_form);
 
-  @allhtml = reverse grep !/Default/, @allhtml;
-  push @allhtml, 'Default';
-  @allhtml = reverse @allhtml;
+    %::myconfig = ();
+    map { $form->{$_} = $::myconfig{$_} = $form->{"${_}_${i}"} } qw(dbname dbhost dbport dbuser dbpasswd);
 
-  $form->{ALL_TEMPLATES} = [ map { { "name", => $_, "selected" => $_ eq $myconfig->{templates} } } @alldir ];
+    print $form->parse_html_template("admin/dbupgrade_header");
 
-  $lastitem = $allhtml[0];
-  $lastitem =~ s/-.*//g;
-  $form->{ALL_MASTER_TEMPLATES} = [ { "name" => $lastitem, "selected" => $lastitem eq "German" } ];
-  foreach $item (@allhtml) {
-    $item =~ s/-.*//g;
-    next if ($item eq $lastitem);
+    User->dbupdate($form);
+    User->dbupdate2(form => $form, updater => SL::DBUpgrade2->new(form => $form)->parse_dbupdate_controls, database => $form->{dbname});
 
-    push @{ $form->{ALL_MASTER_TEMPLATES} }, { "name" => $item, "selected" => $item eq "German" };
-    $lastitem = $item;
+    print $form->parse_html_template("admin/dbupgrade_footer");
   }
 
-  # css dir has styles that are not intended as general layouts.
-  # reverting to hardcoded list
-  $form->{ALL_STYLESHEETS} = [ map { { "name" => $_, "selected" => $_ eq $myconfig->{stylesheet} } } qw(lx-office-erp.css Win2000.css) ];
+  print $form->parse_html_template("admin/dbupgrade_all_done");
+}
 
-  $form->{"menustyle_" . $myconfig->{menustyle} } = 1;
+sub create_dataset {
+  my $form           = $main::form;
+  my $locale         = $main::locale;
 
-  map { $form->{"myc_${_}"} = $myconfig->{$_} } keys %{ $myconfig };
+  $form->{dbsources} = join " ", map { "[${_}]" } sort User->dbsources($form);
 
-  # access control
-  my @acsorder = ();
-  my %acs      = ();
-  my %excl     = ();
-  open(FH, $menufile) or $form->error("$menufile : $!");
+  $form->{CHARTS}    = [];
 
-  while ($item = <FH>) {
-    next unless $item =~ /\[/;
-    next if $item =~ /\#/;
+  tie my %dir_h, 'IO::Dir', 'sql/';
+  foreach my $item (map { s/-chart\.sql$//; $_ } sort grep { /-chart\.sql\z/ && !/Default-chart.sql\z/ } keys %dir_h) {
+    push @{ $form->{CHARTS} }, { name     => $item,
+                                 selected => $item eq "Germany-DATEV-SKR03EU" };
+  }
 
-    $item =~ s/(\[|\])//g;
-    chomp $item;
+  $form->{ACCOUNTING_METHODS}    = [ map { { name => $_, selected => $_ eq 'cash'     } } qw(accrual cash)       ];
+  $form->{INVENTORY_SYSTEMS}     = [ map { { name => $_, selected => $_ eq 'periodic' } } qw(perpetual periodic) ];
+  $form->{PROFIT_DETERMINATIONS} = [ map { { name => $_, selected => $_ eq 'income'   } } qw(balance income)     ];
 
-    my ($level, $menuitem);
+  my $default_charset = $::lx_office_conf{system}->{dbcharset} || Common::DEFAULT_CHARSET;
 
-    if ($item =~ /--/) {
-      ($level, $menuitem) = split /--/, $item, 2;
-    } else {
-      $level    = $item;
-      $menuitem = $item;
-      push @acsorder, $item;
+  my $cluster_encoding = User->dbclusterencoding($form);
+  if ($cluster_encoding && ($cluster_encoding =~ m/^(?:UTF-?8|UNICODE)$/i)) {
+    if ($::lx_office_conf{system}->{dbcharset} !~ m/^UTF-?8$/i) {
+      $form->show_generic_error($locale->text('The selected  PostgreSQL installation uses UTF-8 as its encoding. ' .
+                                              'Therefore you have to configure kivitendo to use UTF-8 as well.'),
+                                'back_button' => 1);
     }
 
-    $acs{$level} ||= [];
-    push @{ $acs{$level} }, $menuitem;
+    $form->{FORCE_DBENCODING} = 'UNICODE';
 
+  } else {
+    $form->{DBENCODINGS} = [ map { { %{$_}, selected => $_->{charset} eq $default_charset } } @Common::db_encodings ];
   }
 
-  foreach $item (split(/;/, $myconfig->{acs})) {
-    ($key, $value) = split /--/, $item, 2;
-    $excl{$key}{$value} = 1;
-  }
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Create Dataset');
 
-  $form->{ACLS}    = [];
-  $form->{all_acs} = "";
+  $form->header();
+  print $form->parse_html_template("admin/create_dataset");
+}
 
-  foreach $key (@acsorder) {
-    my $acl = { "checked" => $form->{login} ? !$excl{$key}->{$key} : 1,
-                "name"    => "${key}--${key}",
-                "title"   => $key,
-                "SUBACLS" => [], };
-    $form->{all_acs} .= "${key}--${key};";
+sub dbcreate {
+  my $form   = $main::form;
+  my $locale = $main::locale;
 
-    foreach $item (@{ $acs{$key} }) {
-      next if ($key eq $item);
+  $form->isblank("db", $locale->text('Dataset missing!'));
+  $form->isblank("defaultcurrency", $locale->text('Default currency missing!'));
 
-      my $subacl = { "checked" => $form->{login} ? !$excl{$key}->{$item} : 1,
-                     "name"    => "${key}--${item}",
-                     "title"   => $item };
-      push @{ $acl->{SUBACLS} }, $subacl;
-      $form->{all_acs} .= "${key}--${item};";
-    }
-    push @{ $form->{ACLS} }, $acl;
-  }
+  User->dbcreate(\%$form);
 
-  chop $form->{all_acs};
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Create Dataset');
 
   $form->header();
-  print $form->parse_html_template("admin/edit_user");
+  print $form->parse_html_template("admin/dbcreate");
 }
 
-sub save {
+sub delete_dataset {
+  my $form      = $main::form;
+  my $locale    = $main::locale;
 
-  $form->{dbdriver} = 'Pg';
+  my @dbsources = User->dbsources_unused($form);
+  $form->error($locale->text('Nothing to delete!')) unless @dbsources;
 
-  # no spaces allowed in login name
-  ($form->{login}) = split / /, $form->{login};
+  $form->{title}     = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Delete Dataset');
+  $form->{DBSOURCES} = [ map { { "name", $_ } } sort @dbsources ];
 
-  $form->isblank("login", $locale->text('Login name missing!'));
+  $form->header();
+  print $form->parse_html_template("admin/delete_dataset");
+}
 
-  # check for duplicates
-  if (!$form->{edit}) {
-    $temp = new User "$memberfile", "$form->{login}";
+sub dbdelete {
+  my $form   = $main::form;
+  my $locale = $main::locale;
 
-    if ($temp->{login}) {
-      $form->error("$form->{login} " . $locale->text('is already a member!'));
-    }
+  if (!$form->{db}) {
+    $form->error($locale->text('No Dataset selected!'));
   }
 
-  # no spaces allowed in directories
-  ($form->{newtemplates}) = split / /, $form->{newtemplates};
-
-  if ($form->{newtemplates}) {
-    $form->{templates} = $form->{newtemplates};
-  } else {
-    $form->{templates} =
-      ($form->{usetemplates}) ? $form->{usetemplates} : $form->{login};
-  }
+  User->dbdelete(\%$form);
 
-  # is there a basedir
-  if (!-d "$templates") {
-    $form->error(sprintf($locale->text("The directory %s does not exist."), $templates));
-  }
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Delete Dataset');
+  $form->header();
+  print $form->parse_html_template("admin/dbdelete");
+}
 
-  # add base directory to $form->{templates}
-  $form->{templates} =~ s|.*/||;
-  $form->{templates} =  "$templates/$form->{templates}";
+sub backup_dataset {
+  my $form       = $main::form;
+  my $locale     = $main::locale;
 
-  $myconfig = new User "$memberfile", "$form->{login}";
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Backup Dataset');
 
-  # redo acs variable and delete all the acs codes
-  my @acs;
-  foreach $item (split m|;|, $form->{all_acs}) {
-    my $name =  "ACS_${item}";
-    $name    =~ s| |+|g;
-    push @acs, $item if !$form->{$name};
-    delete $form->{$name};
+  if ($::lx_office_conf{applications}->{pg_dump} eq "DISABLED") {
+    $form->error($locale->text('Database backups and restorations are disabled in the configuration.'));
   }
-  $form->{acs} = join ";", @acs;
 
-  $form->isblank("dbname", $locale->text('Dataset missing!'));
-  $form->isblank("dbuser", $locale->text('Database User missing!'));
+  my @dbsources         = sort User->dbsources($form);
+  $form->{DATABASES}    = [ map { { "dbname" => $_ } } @dbsources ];
+  $form->{NO_DATABASES} = !scalar @dbsources;
 
-  foreach $item (keys %{$form}) {
-    $myconfig->{$item} = $form->{$item};
-  }
+  my $username  = getpwuid $UID || "unknown-user";
+  my $hostname  = hostname() || "unknown-host";
+  $form->{from} = "kivitendo Admin <${username}\@${hostname}>";
 
-  delete $myconfig->{stylesheet};
-  if ($form->{userstylesheet}) {
-    $myconfig->{stylesheet} = $form->{userstylesheet};
-  }
-
-  $myconfig->save_member($memberfile, $userspath);
-
-  if ($webdav) {
-    @webdavdirs =
-      qw(angebote bestellungen rechnungen anfragen lieferantenbestellungen einkaufsrechnungen);
-    foreach $directory (@webdavdirs) {
-      $file = "webdav/" . $directory . "/webdav-user";
-      if ($form->{$directory}) {
-        if (open(HTACCESS, "$file")) {
-          while (<HTACCESS>) {
-            ($login, $password) = split(/:/, $_);
-            if ($login ne $form->{login}) {
-              $newfile .= $_;
-            }
-          }
-          close(HTACCESS);
-        }
-        open(HTACCESS, "> $file") or die "cannot open $file $!\n";
-        $newfile .= $myconfig->{login} . ":" . $myconfig->{password} . "\n";
-        print(HTACCESS $newfile);
-        close(HTACCESS);
-      } else {
-        $form->{$directory} = 0;
-        if (open(HTACCESS, "$file")) {
-          while (<HTACCESS>) {
-            ($login, $password) = split(/:/, $_);
-            if ($login ne $form->{login}) {
-              $newfile .= $_;
-            }
-          }
-          close(HTACCESS);
-        }
-        open(HTACCESS, "> $file") or die "cannot open $file $!\n";
-        print(HTACCESS $newfile);
-        close(HTACCESS);
-      }
-    }
-  }
+  $form->header();
+  print $form->parse_html_template("admin/backup_dataset");
+}
 
-  $form->{templates}       =~ s|.*/||;
-  $form->{templates}       =  "${templates}/$form->{templates}";
-  $form->{mastertemplates} =~ s|.*/||;
+sub backup_dataset_start {
+  my $form       = $main::form;
+  my $locale     = $main::locale;
 
-  # create user template directory and copy master files
-  if (!-d "$form->{templates}") {
-    umask(002);
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Backup Dataset');
 
-    if (mkdir "$form->{templates}", oct("771")) {
+  my $pg_dump_exe = $::lx_office_conf{applications}->{pg_dump} || "pg_dump";
 
-      umask(007);
+  if ("$pg_dump_exe" eq "DISABLED") {
+    $form->error($locale->text('Database backups and restorations are disabled in the configuration.'));
+  }
 
-      # copy templates to the directory
-      opendir TEMPLATEDIR, "$templates/." or $form - error("$templates : $!");
-      @templates = grep /$form->{mastertemplates}.*?\.(html|tex|sty|xml|txb)$/,
-        readdir TEMPLATEDIR;
-      closedir TEMPLATEDIR;
+  $form->isblank("dbname", $locale->text('The dataset name is missing.'));
+  $form->isblank("to", $locale->text('The email address is missing.')) if $form->{destination} eq "email";
 
-      foreach $file (@templates) {
-        open(TEMP, "$templates/$file")
-          or $form->error("$templates/$file : $!");
+  my $tmpdir = "/tmp/lx_office_backup_" . Common->unique_id();
+  mkdir $tmpdir, 0700 || $form->error($locale->text('A temporary directory could not be created:') . " $ERRNO");
 
-        $file =~ s/$form->{mastertemplates}-//;
-        open(NEW, ">$form->{templates}/$file")
-          or $form->error("$form->{templates}/$file : $!");
+  my $pgpass = IO::File->new("${tmpdir}/.pgpass", O_WRONLY | O_CREAT, 0600);
 
-        while ($line = <TEMP>) {
-          print NEW $line;
-        }
-        close(TEMP);
-        close(NEW);
-      }
-    } else {
-      $form->error("$!: $form->{templates}");
-    }
+  if (!$pgpass) {
+    unlink $tmpdir;
+    $form->error($locale->text('A temporary file could not be created:') . " $ERRNO");
   }
 
-  $form->redirect($locale->text('User saved!'));
+  print $pgpass "$form->{dbhost}:$form->{dbport}:$form->{dbname}:$form->{dbuser}:$form->{dbpasswd}\n";
+  $pgpass->close();
 
-}
+  $ENV{HOME} = $tmpdir;
 
-sub delete {
-  $form->error($locale->text('File locked!')) if (-f ${memberfile} . LCK);
-  open(FH, ">${memberfile}.LCK") or $form->error("${memberfile}.LCK : $!");
-  close(FH);
-
-  my $members = Inifile->new($memberfile);
-  my $templates = $members->{$form->{login}}->{templates};
-  delete $members->{$form->{login}};
-  $members->write();
-  unlink "${memberfile}.LCK";
-
-  if ($templates) {
-    my $templates_in_use = 0;
-    foreach $login (keys %{ $members }) {
-      next if $login =~ m/^[A-Z]+$/;
-      next if $members->{$login}->{templates} ne $templates;
-      $templates_in_use = 1;
-      last;
-    }
+  my @args = ("-Ft", "-c", "-o", "-h", $form->{dbhost}, "-U", $form->{dbuser});
+  push @args, ("-p", $form->{dbport}) if ($form->{dbport});
+  push @args, $form->{dbname};
 
-    if (!$templates_in_use && -d $templates) {
-      unlink <$templates/*>;
-      rmdir $templates;
-    }
-  }
+  my $cmd  = "$pg_dump_exe " . join(" ", map { s/\\/\\\\/g; s/\"/\\\"/g; $_ } @args);
+  my $name = "dataset_backup_$form->{dbname}_" . strftime("%Y%m%d", localtime()) . ".tar";
 
-  # delete config file for user
-  unlink "$userspath/$form->{login}.conf";
+  if ($form->{destination} ne "email") {
+    my $in = IO::File->new("$cmd |");
 
-  $form->redirect($locale->text('User deleted!'));
+    if (!$in) {
+      unlink "${tmpdir}/.pgpass";
+      rmdir $tmpdir;
 
-}
+      $form->error($locale->text('The pg_dump process could not be started.'));
+    }
 
-sub login_name {
-  my $login = shift;
+    print "content-type: application/x-tar\n";
+    print "content-disposition: attachment; filename=\"${name}\"\n\n";
 
-  $login =~ s/\[\]//g;
-  return ($login) ? $login : undef;
+    while (my $line = <$in>) {
+      print $line;
+    }
 
-}
+    $in->close();
 
-sub get_value {
-  my $line = shift;
+    unlink "${tmpdir}/.pgpass";
+    rmdir $tmpdir;
 
-  my ($null, $value) = split(/=/, $line, 2);
+  } else {
+    my $tmp = $tmpdir . "/dump_" . Common::unique_id();
 
-  # remove comments
-  $value =~ s/\s#.*//g;
+    if (system("$cmd > $tmp") != 0) {
+      unlink "${tmpdir}/.pgpass", $tmp;
+      rmdir $tmpdir;
 
-  # remove any trailing whitespace
-  $value =~ s/^\s*(.*?)\s*$/$1/;
+      $form->error($locale->text('The pg_dump process could not be started.'));
+    }
 
-  $value;
-}
+    my $mail = new Mailer;
 
-sub change_admin_password {
+    map { $mail->{$_} = $form->{$_} } qw(from to cc subject message);
 
-  $form->{title} =
-      qq|Lx-Office ERP |
-    . $locale->text('Administration') . " / "
-    . $locale->text('Change Admin Password');
+    $mail->{charset}     = $::lx_office_conf{system}->{dbcharset} || Common::DEFAULT_CHARSET;
+    $mail->{attachments} = [ { "filename" => $tmp, "name" => $name } ];
+    $mail->send();
 
-  $form->header();
-  print $form->parse_html_template("admin/change_admin_password");
-}
+    unlink "${tmpdir}/.pgpass", $tmp;
+    rmdir $tmpdir;
 
-sub change_password {
-  if ($form->{"password"} ne $form->{"password_again"}) {
-    $form->{title} =
-      qq|Lx-Office ERP |
-      . $locale->text('Administration') . " / "
-      . $locale->text('Change Admin Password');
+    $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Backup Dataset');
 
     $form->header();
-    $form->error($locale->text("The passwords do not match."));
+    print $form->parse_html_template("admin/backup_dataset_email_done");
   }
+}
 
-  $root->{password} = $form->{password};
+sub restore_dataset {
+  my $form       = $main::form;
+  my $locale     = $main::locale;
 
-  $root->{'root login'} = 1;
-  $root->save_member($memberfile);
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Restore Dataset');
 
-  $form->{callback} =
-    "$form->{script}?action=list_users&rpw=$root->{password}";
+  if ($::lx_office_conf{applications}->{pg_restore} eq "DISABLED") {
+    $form->error($locale->text('Database backups and restorations are disabled in the configuration.'));
+  }
 
-  $form->redirect($locale->text('Password changed!'));
-}
+  my $default_charset   = $::lx_office_conf{system}->{dbcharset};
+  $default_charset    ||= Common::DEFAULT_CHARSET;
 
-sub check_password {
-  $root = new User "$memberfile", $form->{root};
+  $form->{DBENCODINGS}  = [];
 
-  if (!defined($root->{password}) || ($root->{password} ne $form->{rpw})) {
-    $form->error($locale->text('Incorrect Password!'));
+  foreach my $encoding (@Common::db_encodings) {
+    push @{ $form->{DBENCODINGS} }, { "dbencoding" => $encoding->{dbencoding},
+                                      "label"      => $encoding->{label},
+                                      "selected"   => $encoding->{charset} eq $default_charset };
   }
 
+  $form->header();
+  print $form->parse_html_template("admin/restore_dataset");
 }
 
-sub pg_database_administration {
+sub restore_dataset_start {
+  my $form       = $main::form;
+  my $locale     = $main::locale;
 
-  $form->{dbdriver} = 'Pg';
-  dbselect_source();
+  $form->{title} = "kivitendo " . $locale->text('Database Administration') . " / " . $locale->text('Restore Dataset');
 
-}
-
-sub dbselect_source {
-  $form->{dbport}    = '5432';
-  $form->{dbuser}    = 'postgres';
-  $form->{dbdefault} = 'template1';
-  $form->{dbhost}    = 'localhost';
+  my $pg_restore_exe = $::lx_office_conf{applications}->{pg_restore} || "pg_restore";
 
-  $form->{title}     = "Lx-Office ERP / " . $locale->text('Database Administration');
+  if ("$pg_restore_exe" eq "DISABLED") {
+    $form->error($locale->text('Database backups and restorations are disabled in the configuration.'));
+  }
 
-  $form->header();
-  print $form->parse_html_template("admin/dbadmin");
-}
+  $form->isblank("new_dbname", $locale->text('The dataset name is missing.'));
+  $form->isblank("content", $locale->text('No backup file has been uploaded.'));
 
-sub continue {
-  call_sub($form->{"nextsub"});
-}
+  # Create temporary directories. Write the backup file contents to a temporary
+  # file. Create a .pgpass file with the username and password for the pg_restore
+  # utility.
 
-sub update_dataset {
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Database Administration') . " / "
-    . $locale->text('Update Dataset');
+  my $tmpdir = "/tmp/lx_office_backup_" . Common->unique_id();
+  mkdir $tmpdir, 0700 || $form->error($locale->text('A temporary directory could not be created:') . " $ERRNO");
 
-  my @need_updates      = User->dbneedsupdate($form);
-  $form->{NEED_UPDATES} = \@need_updates;
-  $form->{ALL_UPDATED}  = !scalar @need_updates;
+  my $pgpass = IO::File->new("${tmpdir}/.pgpass", O_WRONLY | O_CREAT, 0600);
 
-  $form->header();
-  print $form->parse_html_template("admin/update_dataset");
-}
+  if (!$pgpass) {
+    unlink $tmpdir;
+    $form->error($locale->text('A temporary file could not be created:') . " $ERRNO");
+  }
 
-sub dbupdate {
-  $form->{stylesheet} = "lx-office-erp.css";
-  $form->{title}      = $locale->text("Dataset upgrade");
-  $form->header();
+  print $pgpass "$form->{dbhost}:$form->{dbport}:$form->{new_dbname}:$form->{dbuser}:$form->{dbpasswd}\n";
+  $pgpass->close();
 
-  my $rowcount           = $form->{rowcount} * 1;
-  my @update_rows        = grep { $form->{"update_$_"} } (1 .. $rowcount);
-  $form->{NOTHING_TO_DO} = !scalar @update_rows;
-  my $saved_form         = save_form();
+  $ENV{HOME} = $tmpdir;
 
-  $| = 1;
+  my $tmp = $tmpdir . "/dump_" . Common::unique_id();
+  my $tmpfile;
 
-  print $form->parse_html_template("admin/dbupgrade_all_header");
+  if (substr($form->{content}, 0, 2) eq "\037\213") {
+    $tmpfile = IO::File->new("| gzip -d > $tmp");
+    $tmpfile->binary();
 
-  foreach my $i (@update_rows) {
-    restore_form($saved_form);
+  } else {
+    $tmpfile = IO::File->new($tmp, O_WRONLY | O_CREAT | O_BINARY, 0600);
+  }
 
-    map { $form->{$_} = $form->{"${_}_${i}"} } qw(dbname dbdriver dbhost dbport dbuser dbpasswd);
+  if (!$tmpfile) {
+    unlink "${tmpdir}/.pgpass";
+    rmdir $tmpdir;
 
-    my $controls = parse_dbupdate_controls($form, $form->{dbdriver});
+    $form->error($locale->text('A temporary file could not be created:') . " $ERRNO");
+  }
 
-    print $form->parse_html_template("admin/dbupgrade_header");
+  print $tmpfile $form->{content};
+  $tmpfile->close();
 
-    $form->{dbupdate}        = $form->{dbname};
-    $form->{$form->{dbname}} = 1;
+  delete $form->{content};
 
-    User->dbupdate($form);
-    User->dbupdate2($form, $controls);
+  # Try to connect to the database. Find out if a database with the same name exists.
+  # If yes, then drop the existing database. Create a new one with the name and encoding
+  # given by the user.
 
-    print $form->parse_html_template("admin/dbupgrade_footer");
-  }
+  User::dbconnect_vars($form, "template1");
 
-  print $form->parse_html_template("admin/dbupgrade_all_done");
-}
+  my %myconfig = map { $_ => $form->{$_} } grep /^db/, keys %{ $form };
+  my $dbh      = $form->dbconnect(\%myconfig) || $form->dberror();
 
-sub create_dataset {
-  $form->{dbsources} = join " ", map { "[${_}]" } sort User->dbsources(\%$form);
+  my ($query, $sth);
 
-  $form->{CHARTS} = [];
+  $form->{new_dbname} =~ s|[^a-zA-Z0-9_\-]||g;
 
-  opendir SQLDIR, "sql/." or $form - error($!);
-  foreach $item (sort grep /-chart\.sql\z/, readdir SQLDIR) {
-    next if ($item eq 'Default-chart.sql');
-    $item =~ s/-chart\.sql//;
-    push @{ $form->{CHARTS} }, { "name"     => $item,
-                                 "selected" => $item eq "Germany-DATEV-SKR03EU" };
+  $query = qq|SELECT COUNT(*) FROM pg_database WHERE datname = ?|;
+  my ($count) = selectrow_query($form, $dbh, $query, $form->{new_dbname});
+  if ($count) {
+    do_query($form, $dbh, qq|DROP DATABASE $form->{new_dbname}|);
   }
-  closedir SQLDIR;
-
-  my $default_charset = $dbcharset;
-  $default_charset ||= Common::DEFAULT_CHARSET;
-
-  $form->{DBENCODINGS} = [];
 
-  foreach my $encoding (@Common::db_encodings) {
-    push @{ $form->{DBENCODINGS} }, { "dbencoding" => $encoding->{dbencoding},
-                                      "label"      => $encoding->{label},
-                                      "selected"   => $encoding->{charset} eq $default_charset };
+  my $found = 0;
+  foreach my $item (@Common::db_encodings) {
+    if ($item->{dbencoding} eq $form->{dbencoding}) {
+      $found = 1;
+      last;
+    }
   }
+  $form->{dbencoding} = "LATIN9" unless $form->{dbencoding};
 
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Database Administration') . " / "
-    . $locale->text('Create Dataset');
-
-  $form->header();
-  print $form->parse_html_template("admin/create_dataset");
-}
-
-sub dbcreate {
-  $form->isblank("db", $locale->text('Dataset missing!'));
-
-  User->dbcreate(\%$form);
+  do_query($form, $dbh, qq|CREATE DATABASE $form->{new_dbname} ENCODING ? TEMPLATE template0|, $form->{dbencoding});
 
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Database Administration') . " / "
-    . $locale->text('Create Dataset');
+  $dbh->disconnect();
 
-  $form->header();
-  print $form->parse_html_template("admin/dbcreate");
-}
+  # Spawn pg_restore on the temporary file.
 
-sub delete_dataset {
-  @dbsources = User->dbsources_unused(\%$form, $memberfile);
-  $form->error($locale->text('Nothing to delete!')) unless @dbsources;
+  my @args = ("-h", $form->{dbhost}, "-U", $form->{dbuser}, "-d", $form->{new_dbname});
+  push @args, ("-p", $form->{dbport}) if ($form->{dbport});
+  push @args, $tmp;
 
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Database Administration') . " / "
-    . $locale->text('Delete Dataset');
-  $form->{DBSOURCES} = [ map { { "name", $_ } } sort @dbsources ];
+  my $cmd = "$pg_restore_exe " . join(" ", map { s/\\/\\\\/g; s/\"/\\\"/g; $_ } @args);
 
-  $form->header();
-  print $form->parse_html_template("admin/delete_dataset");
-}
+  my $in = IO::File->new("$cmd 2>&1 |");
 
-sub dbdelete {
+  if (!$in) {
+    unlink "${tmpdir}/.pgpass", $tmp;
+    rmdir $tmpdir;
 
-  if (!$form->{db}) {
-    $form->error($locale->text('No Dataset selected!'));
+    $form->error($locale->text('The pg_restore process could not be started.'));
   }
 
-  User->dbdelete(\%$form);
-
-  $form->{title} =
-      "Lx-Office ERP "
-    . $locale->text('Database Administration') . " / "
-    . $locale->text('Delete Dataset');
+  $English::AUTOFLUSH = 1;
 
   $form->header();
-  print $form->parse_html_template("admin/dbdelete");
-}
+  print $form->parse_html_template("admin/restore_dataset_start_header");
 
-sub unlock_system {
-
-  unlink "$userspath/nologin";
-
-  $form->{callback} =
-    "$form->{script}?action=list_users&rpw=$root->{password}";
+  while (my $line = <$in>) {
+    print $line;
+  }
+  $in->close();
 
-  $form->redirect($locale->text('Lockfile removed!'));
+  $form->{retval} = $CHILD_ERROR >> 8;
+  print $form->parse_html_template("admin/restore_dataset_start_footer");
 
+  unlink "${tmpdir}/.pgpass", $tmp;
+  rmdir $tmpdir;
 }
 
-sub lock_system {
-
-  open(FH, ">$userspath/nologin")
-    or $form->error($locale->text('Cannot create Lock!'));
-  close(FH);
-
-  $form->{callback} =
-    "$form->{script}?action=list_users&rpw=$root->{password}";
-
-  $form->redirect($locale->text('Lockfile created!'));
-
-}
+1;