diff --git a/html/cgi-bin/statusmail.cgi b/html/cgi-bin/statusmail.cgi
new file mode 100755
index 000000000..52b72d0ac
--- /dev/null
+++ b/html/cgi-bin/statusmail.cgi
@@ -0,0 +1,1687 @@
+#!/usr/bin/perl
+
+###############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program 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 General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+# Copyright (C) 2019                                                          #
+#                                                                             #
+###############################################################################
+
+# Enable the following only for debugging
+use strict;
+use warnings;
+use CGI qw/:standard/;
+use CGI::Carp 'fatalsToBrowser';
+
+use IPC::Open3;
+use Data::Dumper;
+
+require '/var/ipfire/general-functions.pl';
+require "${General::swroot}/lang.pl";
+require "${General::swroot}/header.pl";
+
+###############################################################################
+# Function prototypes
+###############################################################################
+
+# Used by plugins
+
+sub add_mail_item( % );
+sub get_period_start();
+sub get_period_end();
+sub get_weeks_covered();
+sub cache( $;$ );
+
+# Local functions
+
+sub show_encryption_keys();
+sub show_contacts();
+sub show_schedules();
+sub show_signing_key();
+sub check_key( $ );
+sub get_keys();
+sub check_schedule( % );
+sub toggle_on_off( $ );
+sub export_signing_key();
+
+###############################################################################
+# Configuration variables
+###############################################################################
+
+my $contactsettings      = "${General::swroot}/statusmail/contact_settings";
+my $schedulesettings     = "${General::swroot}/statusmail/schedule_settings";
+my $generate_signature   = "/usr/lib/statusmail/generate_signature.sh";
+my $mailsettings         = "${General::swroot}/dma/mail.conf";
+my $mainsettings         = "${General::swroot}/main/settings";
+my $plugin_dir           = '/usr/lib/statusmail/plugins';
+my $gpg                  = "/usr/bin/gpg --homedir ${General::swroot}/statusmail/keys";
+my $execute              = '/usr/local/bin/statusmail.pl';
+my $tmpdir               = '/var/tmp';
+my $statusmailctrl       = '/usr/local/bin/statusmailctrl';
+
+###############################################################################
+# Initialize variables and hashes
+###############################################################################
+
+my %mainsettings         = ();
+my %cgiparams            = ();
+my $errormessage         = '';
+my $current_contact      = '';
+my $current_key          = '';
+my $current_schedule     = '';
+my $save_contacts        = 0;
+my $save_schedules       = 0;
+my %items;
+my %colour;
+my $contacts;
+my $schedules;
+my %keys;
+my %mailsettings;
+my $sign_key;
+my $signing_fingerprint  = '';
+my $signing_keyid        = '';
+my $encryption_key       = '';
+my $show_signing_key     = 0;
+my $show_encryption_keys = 0;
+my $show_contacts        = 0;
+my @debug;
+
+###############################################################################
+# Main code
+###############################################################################
+
+# Read CGI parameters
+my $a = new CGI;
+
+Header::getcgihash( \%cgiparams );
+
+# Read settings
+
+General::readhash( $mainsettings, \%mainsettings );
+General::readhash( $mailsettings, \%mailsettings ) if (-e $mailsettings);
+General::readhash( "/srv/web/ipfire/html/themes/" . $mainsettings{'THEME'} . "/include/colors.txt", \%colour );
+
+if (-r $contactsettings)
+{
+  eval qx|/bin/cat $contactsettings|;
+}
+else
+{
+  # No settings file - set up defaults
+
+  $contacts = {};
+}
+
+if (-r $schedulesettings)
+{
+  eval qx|/bin/cat $schedulesettings|;
+}
+else
+{
+  # No settings file - set up defaults
+
+  $schedules = {};
+}
+
+# Get key information
+
+get_keys();
+
+# Get the email signing key
+
+$sign_key = `$gpg --armour --export IPFire`;
+
+$sign_key =~ s/^\s+//;
+$sign_key =~ s/\s+$//;
+
+$errormessage .= "<p>$Lang::tr{'statusmail no signing key'}</p>" if ($sign_key =~ m/nothing exported/ or not $sign_key);
+
+# Scan for plugins
+
+opendir DIR, $plugin_dir or die "Can't open Plug-in directory $plugin_dir: $!";
+
+foreach my $file (readdir DIR)
+{
+  next unless ($file =~ m/\.pm$/);
+
+  require "$plugin_dir/$file";
+}
+
+###############################################################################
+# ACTIONS
+###############################################################################
+
+# ACTIONS for Installed PGP Keys
+
+$show_signing_key     = $cgiparams{'show signing key'}     || 0;
+$show_encryption_keys = $cgiparams{'show encryption keys'} || 0;
+$show_contacts        = $cgiparams{'show contacts'}        || 0;
+
+$show_signing_key     = 1 if (exists $cgiparams{'SIGN_ACTION'});
+$show_encryption_keys = 1 if (exists $cgiparams{'KEY_ACTION'});
+$show_contacts        = 1 if (exists $cgiparams{'CONTACT_ACTION'});
+$show_signing_key     = 1 if ($sign_key =~ m/nothing exported/ or not $sign_key);
+
+if ($cgiparams{'KEY_ACTION'} eq $Lang::tr{'statusmail import'})
+{
+  my $upload = $a->param("UPLOAD");
+  $encryption_key = '';
+
+  binmode $upload;
+
+  foreach my $line ( <$upload> )
+  {
+    $encryption_key .= $line;
+  }
+
+  check_key( $encryption_key );
+  get_keys();
+
+  $show_contacts = 1;
+}
+elsif ($cgiparams{'KEY_ACTION'} eq $Lang::tr{'add'})
+{
+  check_key( $cgiparams{'key'} );
+
+  get_keys();
+}
+elsif ($cgiparams{'KEY_ACTION'} eq 'remove key')
+{
+  my $key = $cgiparams{'KEY'};
+  $key =~ s/\s+//g;
+
+  my @output = `$gpg --batch --yes --delete-key $key 2>&1`;
+
+  if ($?)
+  {
+    $errormessage .= join '<br>', "<p>$Lang::tr{'statusmail key remove failed'} $?", @output;
+    $errormessage .= "</p>\n";
+  }
+
+  get_keys();
+}
+elsif ($cgiparams{'KEY_ACTION'} eq $Lang::tr{'statusmail show'})
+{
+  $show_encryption_keys = 1;
+}
+elsif ($cgiparams{'KEY_ACTION'} eq $Lang::tr{'statusmail hide'})
+{
+  $show_encryption_keys = 0;
+}
+
+# ACTIONS for Signing Certificate
+
+elsif ($cgiparams{'SIGN_ACTION'} eq $Lang::tr{'statusmail generate'})
+{
+  system( "$generate_signature &>$tmpdir/statusmail_log &" );
+}
+elsif ($cgiparams{'SIGN_ACTION'} eq $Lang::tr{'export'})
+{
+  export_signing_key();
+}
+elsif ($cgiparams{'SIGN_ACTION'} eq $Lang::tr{'statusmail show'})
+{
+  $show_signing_key = 1;
+}
+elsif ($cgiparams{'SIGN_ACTION'} eq $Lang::tr{'statusmail hide'})
+{
+  $show_signing_key = 0;
+}
+
+# ACTIONS for Contacts
+
+elsif ($cgiparams{'CONTACT_ACTION'} eq $Lang::tr{'add'} or $cgiparams{'CONTACT_ACTION'} eq $Lang::tr{'update'})
+{
+  if (not $cgiparams{'name'})
+  {
+    $errormessage .= "<p>$Lang::tr{'statusmail no contact name'}</p>";
+  }
+
+  if (not General::validemail( $cgiparams{'address'} ))
+  {
+    $errormessage .= "<p>$Lang::tr{'statusmail email invalid'}</p>";
+  }
+
+  if (not $errormessage)
+  {
+    my $enable = $$contacts{$cgiparams{'name'}}{'enable'};
+
+    $$contacts{$cgiparams{'name'}} = { 'email'       => $cgiparams{'address'},
+                                       'keyid'       => '',
+                                       'fingerprint' => '',
+                                       'enable'      => $enable };
+    $save_contacts = 1;
+  }
+}
+elsif ($cgiparams{'CONTACT_ACTION'} eq 'edit contact')
+{
+  $current_contact = $cgiparams{'KEY'};
+}
+elsif ($cgiparams{'CONTACT_ACTION'} eq 'remove contact')
+{
+  my $key = $cgiparams{'KEY'};
+
+  delete $$contacts{$key};
+  $save_contacts = 1;
+}
+elsif ($cgiparams{'CONTACT_ACTION'} eq 'toggle contact')
+{
+  my $key = $cgiparams{'KEY'};
+
+  toggle_on_off( $$contacts{$key}{'enable'} );
+  $save_contacts = 1;
+}
+elsif ($cgiparams{'CONTACT_ACTION'} eq $Lang::tr{'statusmail show'})
+{
+  $show_contacts = 1;
+}
+elsif ($cgiparams{'CONTACT_ACTION'} eq $Lang::tr{'statusmail hide'})
+{
+  $show_contacts = 0;
+}
+
+# ACTIONS for Schedules
+
+elsif ($cgiparams{'SCHEDULE_ACTION'} eq $Lang::tr{'add'} or $cgiparams{'SCHEDULE_ACTION'} eq $Lang::tr{'update'})
+{
+  check_schedule( %cgiparams );
+}
+elsif ($cgiparams{'SCHEDULE_ACTION'} eq 'edit schedule')
+{
+  $current_schedule = $cgiparams{'KEY'};
+}
+elsif ($cgiparams{'SCHEDULE_ACTION'} eq 'execute schedule')
+{
+  system( "$execute '$cgiparams{'KEY'}' &" );
+}
+elsif ($cgiparams{'SCHEDULE_ACTION'} eq 'remove schedule')
+{
+  my $key = $cgiparams{'KEY'};
+
+  delete $$schedules{$key};
+  $save_schedules = 1;
+}
+elsif ($cgiparams{'SCHEDULE_ACTION'} eq 'toggle schedule')
+{
+  my $key = $cgiparams{'KEY'};
+
+  toggle_on_off( $$schedules{$key}{'enable'} );
+
+  # Check to see if the service needs to be enabled or disabled
+
+  if ($$schedules{$key}{'enable'} eq 'on' and not -e '/etc/fcron.hourly/statusmail')
+  {
+    system( "$statusmailctrl enable >/dev/null" );
+  }
+  elsif (-e '/etc/fcron.hourly/statusmail')
+  {
+    my $do_disable = 1;
+
+    foreach my $name (keys %$schedules )
+    {
+      if ($$schedules{$name}{'enable'} eq 'on')
+      {
+        $do_disable = 0;
+        last;
+      }
+    }
+
+    if ($do_disable)
+    {
+      system( "$statusmailctrl disable >/dev/null" );
+    }
+  }
+
+  $save_schedules = 1;
+}
+
+###############################################################################
+# Start of HTTP/HTML output
+###############################################################################
+
+# Show Headers
+Header::showhttpheaders();
+
+###############################################################################
+# Page contents
+###############################################################################
+
+Header::openpage($Lang::tr{'statusmail status emails'}, 1, '');
+
+# Display error if email is not enabled
+
+if ($mailsettings{'USEMAIL'} ne 'on')
+{
+  $errormessage = "<p>$Lang::tr{'statusmail email not enabled'}</p>";
+}
+
+if ($errormessage)
+{
+  Header::openbox( '100%', 'left', $Lang::tr{'error messages'} );
+  print "<font class='base'>$errormessage</font>\n";
+  Header::closebox();
+}
+
+# Check for key generation in progress
+
+my $return = `pidof generate_signature.sh -x`;
+
+chomp($return);
+
+if ($return)
+{
+  Header::openbox( 'Working', 1, "<meta http-equiv='refresh' content='5;'>$Lang::tr{'statusmail working'}" );
+
+  print <<END;
+  <table width='100%'>
+    <tr>
+      <td align='center'>
+        <img src='/images/indicator.gif' alt='$Lang::tr{'aktiv'}' />&nbsp;
+      <td>
+    </tr>
+    <tr>
+      <td align='center'>
+      <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+        <input type='image' alt='$Lang::tr{'reload'}' title='$Lang::tr{'reload'}' src='/images/view-refresh.png' />
+      </form>
+      </td>
+    </tr>
+    <tr><td align='left'><pre>
+END
+;
+  my @output = `tail -20 $tmpdir/statusmail_log`;
+  foreach (@output)
+  {
+    print "$_";
+  }
+  print <<END;
+      </pre>
+    </table>
+END
+;
+
+  unlink "$tmpdir/statusmail_log";
+
+  Header::closebox();
+  Header::closebigbox();
+  Header::closepage();
+  exit;
+}
+
+# Show main bulk of page
+
+if ($mailsettings{'USEMAIL'} eq 'on')
+{
+  show_signing_key();
+
+  unless ($sign_key =~ m/nothing exported/ or not $sign_key)
+  {
+    show_encryption_keys();
+    show_contacts();
+    show_schedules();
+  }
+}
+
+foreach my $line (@debug)
+{
+  print "$line<br>\n";
+}
+
+# End of page
+
+Header::closebigbox();
+Header::closepage();
+
+# Save settings if necessary
+
+if ($save_contacts)
+{
+  open OUT, '>', $contactsettings or die "Can't open contact settings file $contactsettings: $!";
+  print OUT Data::Dumper->Dump( [$contacts], ['contacts'] );
+  close OUT;
+}
+
+if ($save_schedules)
+{
+  open OUT, '>', $schedulesettings or die "Can't open schedule settings file $schedulesettings: $!";
+  print OUT Data::Dumper->Dump( [$schedules], ['schedules'] );
+  close OUT;
+}
+
+###############################################################################
+# Subroutines
+###############################################################################
+
+#------------------------------------------------------------------------------
+# sub show_signing_key()
+#
+# Outputs the 'Signing Key' section of the page.
+#
+# A new signing key can be generated and exported.
+#------------------------------------------------------------------------------
+
+sub show_signing_key()
+{
+  Header::openbox('100%', 'left', $Lang::tr{'statusmail signing key'});
+
+  # Javascript to copy key to clipboard
+
+  print <<END
+<script>
+  function copy_clipboard() {
+    /* Get the text field */
+    var copyText = document.getElementById( "key_out" );
+
+    /* Select the text field */
+    copyText.select();
+
+    /* Copy the text inside the text field */
+    document.execCommand( "copy" );
+
+    /* Alert the copied text */
+    alert( "$Lang::tr{'statusmail copied to clipboard'}" );
+  }
+</script>
+END
+;
+
+  # Hide/Show button
+
+  my $button = $show_signing_key ? $Lang::tr{"statusmail hide"} : $Lang::tr{"statusmail show"};
+
+  print <<END
+<form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <table width='100%'>
+    <tr>
+      <td align='right'>
+        <input type='submit' name='SIGN_ACTION' value='$button'>
+        <input type='hidden' name='show signing key' value='$show_signing_key'>
+        <input type='hidden' name='show encryption keys' value='$show_encryption_keys'>
+        <input type='hidden' name='show contacts' value='$show_contacts'>
+      </td>
+    </tr>
+  </table>
+</form>
+END
+;
+
+  # Key information and export/generate buttons
+
+  if ($show_signing_key)
+  {
+    my $disabled = '';
+    $disabled = ' disabled' if ($sign_key =~ m/nothing exported/ or not $sign_key);
+  
+    print <<END
+<form method='post' action='$ENV{'SCRIPT_NAME'}'>
+<table width='100%' cellspacing='1'>
+  <tr>
+    <td width='15%'>$Lang::tr{'statusmail signing key'}</td>
+    <td>
+      <textarea name='sign key' rows='5' cols='90' readonly id='key_out'>$sign_key</textarea>
+    </td>
+  </tr>
+  <tr>
+    <td width='15%'>$Lang::tr{'statusmail fingerprint'}</td>
+    <td>$signing_fingerprint</td>
+  </tr>
+  <tr>
+    <td width='15%'>$Lang::tr{'statusmail keyid'}</td>
+    <td>$signing_keyid</td>
+  </tr>
+</table>
+<br><hr>
+<form method='post' action='$ENV{'SCRIPT_NAME'}'>
+<table width='100%'>
+  <tr>
+    <td align='right'>
+      <input type='submit' name='SIGN_ACTION' value='$Lang::tr{"export"}'$disabled>
+      <button onclick='copy_clipboard()'$disabled>$Lang::tr{'statusmail copy to clipboard'}</button>
+      <input type='submit' name='SIGN_ACTION' value='$Lang::tr{"statusmail generate"}'>
+    </td>
+  </tr>
+</table>
+</form>
+END
+;
+  }
+
+  Header::closebox();
+}
+
+#------------------------------------------------------------------------------
+# sub show_encryption_keys()
+#
+# Outputs the 'Installed PGP Keys' section of the page.
+#
+# User keys can be imported or deleted.
+#------------------------------------------------------------------------------
+
+sub show_encryption_keys()
+{
+  Header::openbox('100%', 'left', $Lang::tr{'statusmail keys'});
+
+  # Hide/show button
+
+  my $button = $show_encryption_keys ? $Lang::tr{"statusmail hide"} : $Lang::tr{"statusmail show"};
+
+  print <<END
+<form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <table width='100%'>
+    <tr>
+      <td align='right'>
+        <input type='submit' name='KEY_ACTION' value='$button'>
+        <input type='hidden' name='show signing key' value='$show_signing_key'>
+        <input type='hidden' name='show encryption keys' value='$show_encryption_keys'>
+        <input type='hidden' name='show contacts' value='$show_contacts'>
+      </td>
+    </tr>
+  </table>
+</form>
+END
+;
+
+  if ($show_encryption_keys)
+  {
+    # Selected key details and Import/Add buttons
+
+    print <<END
+  <script>
+  function enable_file_import() {
+    /* Get the text field */
+    var importButton = document.getElementById( "file-import" );
+
+    /* Select the text field */
+    importButton.removeAttribute( 'disabled' );
+  }
+  </script>
+  <form method='post' enctype='multipart/form-data' action='$ENV{'SCRIPT_NAME'}'>
+    <table width='100%' cellspacing='1'>
+      <tr>
+        <td width='15%'>$Lang::tr{'statusmail key'}</td>
+        <td>
+            <textarea name='key' rows='5' cols='90' id='cert_in' contenteditable="true">
+$encryption_key
+            </textarea>
+        </td>
+      </tr>
+    </table>
+    <br><hr>
+    <table width='100%'>
+      <tr>
+        <td align='right'>
+            <input type="file" size='50' name="UPLOAD" onchange='enable_file_import()'/>
+            <input type='hidden' name='FILE' />
+            <input type='submit' name='KEY_ACTION' value='$Lang::tr{'import'}' id='file-import' disabled />
+            <input type='submit' name='KEY_ACTION' value='$Lang::tr{"add"}' />
+        </td>
+      </tr>
+    </table>
+  </form>
+  <hr>
+  <table width='100%' class='tbl'>
+  <tr>
+    <th width='20%'>$Lang::tr{'statusmail contact name'}</th>
+    <th width='20%'>$Lang::tr{'statusmail email'}</th>
+    <th width='15%'>$Lang::tr{'statusmail keyid'}</th>
+    <th width='25%'>$Lang::tr{'statusmail fingerprint'}</th>
+    <th width='10%'>$Lang::tr{'statusmail key expires'}</th>
+    <th>$Lang::tr{'statusmail action'}</th>
+  </tr>
+END
+;
+
+  # List installed keys
+
+    my $row = 0;
+    foreach my $fingerprint (sort keys %keys)
+    {
+      my $show_fingerprint = $fingerprint;
+      $show_fingerprint =~ s/((?:\w{4}\s){4}(?:\w{4}))\s(.+)/$1<br>$2/;
+
+      if ($row % 2)
+      {
+        print "<tr bgcolor='$colour{'color20'}'>";
+      }
+      else
+      {
+        print "<tr bgcolor='$colour{'color22'}'>";
+      }
+
+      my $name  = Header::escape( $keys{$fingerprint}{'userid'} );
+      my $email = Header::escape( $keys{$fingerprint}{'email'} );
+
+    print <<END
+  <td align='center'>$name</td>
+  <td align='center'>$email</td>
+  <td align='center'>$keys{$fingerprint}{'keyid'}</td>
+  <td align='center'>$show_fingerprint</td>
+  <td align='center'>$keys{$fingerprint}{'expires'}</td>
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='KEY_ACTION' value='remove key' />
+  <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
+  <input type='hidden' name='KEY' value='$fingerprint' />
+  </form>
+  </td>
+  </tr>
+END
+;
+    $row++;
+  }
+
+  print <<END
+</table>
+END
+;
+  }
+  Header::closebox();
+}
+
+
+#------------------------------------------------------------------------------
+# sub show_contacts()
+#
+# Outputs the 'Contacts' part of the page.
+#
+# New contacts can be added and existing ones enabled/disabled or deleted.
+#------------------------------------------------------------------------------
+
+sub show_contacts()
+{
+  my $button          = $Lang::tr{'add'};
+  my $current_address = '';
+  my $name            = '';
+  my $keyid           = '';
+  my $enable          = 0;
+
+  Header::openbox('100%', 'left', $Lang::tr{'statusmail contacts'});
+
+  # Hide/Show button
+
+  my $button = $show_contacts ? $Lang::tr{"statusmail hide"} : $Lang::tr{"statusmail show"};
+
+  print <<END
+<form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <table width='100%'>
+    <tr>
+      <td align='right'>
+        <input type='submit' name='CONTACT_ACTION' value='$button'>
+        <input type='hidden' name='show signing key' value='$show_signing_key'>
+        <input type='hidden' name='show encryption keys' value='$show_encryption_keys'>
+        <input type='hidden' name='show contacts' value='$show_contacts'>
+      </td>
+    </tr>
+  </table>
+</form>
+END
+;
+
+  if ($show_contacts)
+  {
+    # Selected contact details and Import/Add buttons
+
+    if ($current_contact)
+    {
+      $button          = $Lang::tr{'update'};
+
+      if (exists $$contacts{$current_contact})
+      {
+        $name            = Header::escape( $current_contact );
+        $current_address = Header::escape( $$contacts{$current_contact}{'email'} );
+        $keyid           = $$contacts{$current_contact}{'keyid'};
+      }
+    }
+
+    print <<END
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+    <table width='100%' cellspacing='1'>
+      <tr>
+        <td width='15%'>$Lang::tr{'statusmail contact name'}</td>
+        <td>
+          <input type='text' name='name' value='$name'>
+        </td>
+        <td>$Lang::tr{'statusmail email'}</td>
+        <td>
+          <input type='email' name='address' value='$current_address'>
+        </td>
+      </tr>
+      <tr>
+        <td>$Lang::tr{'statusmail keyid'}</td>
+        <td colspan='3'>
+          <select name='keys'>
+END
+;
+
+    foreach my $key (sort keys %keys)
+    {
+      my $select = '';
+      $select = ' selected' if ($keys{$key}{keyid} eq $keyid);
+      print "<option value='$keys{$key}{keyid}'$select>$keys{$key}{keyid}</option>\n";
+    }
+
+    print <<END
+          </select>
+        </td>
+      </tr>
+    </table>
+    <br><hr>
+    <table width='100%'>
+      <tr>
+        <td align='right'><input type='submit' name='CONTACT_ACTION' value='$button'></td>
+      </tr>
+    </table>
+  </form>
+  <hr>
+  <table width='100%' class='tbl'>
+  <tr>
+    <th width='25%'>$Lang::tr{'statusmail contact name'}</th>
+    <th width='40%'>$Lang::tr{'statusmail email'}</th>
+    <th width='25%'>$Lang::tr{'statusmail key'}</th>
+    <th colspan='3'>$Lang::tr{'statusmail action'}</th>
+  </tr>
+END
+;
+
+    # List contacts
+
+    my $row = 0;
+    foreach my $contact (sort keys %$contacts)
+    {
+      my $col = '';
+      my $gif;
+      my $gdesc;
+
+      if ($current_contact eq $contact)
+      {
+        print "<tr bgcolor='${Header::colouryellow}'>";
+      }
+      elsif ($row % 2)
+      {
+        print "<tr bgcolor='$colour{'color20'}'>";
+      }
+      else
+      {
+        print "<tr bgcolor='$colour{'color22'}'>";
+      }
+
+      if ($$contacts{$contact}{'enable'} eq 'on')
+      {
+        $gif = 'on.gif';
+        $gdesc = $Lang::tr{'click to disable'};
+      }
+      else
+      {
+        $gif = 'off.gif';
+        $gdesc = $Lang::tr{'click to enable'};
+      }
+
+    $name       = Header::escape( $contact );
+    my $address = Header::escape( $$contacts{$contact}{'email'} );
+
+      print <<END
+  <td align='center'>$name</td>
+  <td align='center'>$address</td>
+  <td align='center'>$$contacts{$contact}{'keyid'}</td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='CONTACT_ACTION' value='toggle contact' />
+  <input type='image' name='$Lang::tr{'remove'}' src='/images/$gif' alt='$gdesc' title='$gdesc' />
+  <input type='hidden' name='KEY' value='$contact' />
+  </form>
+  </td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='CONTACT_ACTION' value='edit contact' />
+  <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
+  <input type='hidden' name='KEY' value='$contact' />
+  </form>
+  </td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='CONTACT_ACTION' value='remove contact' />
+  <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
+  <input type='hidden' name='KEY' value='$contact' />
+  </form>
+  </td>
+  </tr>
+END
+;
+      $row++;
+    }
+
+    print <<END
+</table>
+END
+;
+  }
+
+  Header::closebox();
+}
+
+
+#------------------------------------------------------------------------------
+# sub show_schedules()
+#
+# Outputs the 'Schedules' part of the page.
+#------------------------------------------------------------------------------
+
+sub show_schedules()
+{
+  my $button          = $Lang::tr{'add'};
+  my $enable          = 0;
+  my %schedule        = ( 'subject' => '',
+                          'email'   => '',
+                          'format'  => 'HTML',
+                          'mday'    => 0,
+                          'wday'    => 0,
+                          'hours'   => 0,
+                          'enable'  => 0 );
+
+  Header::openbox('100%', 'left', $Lang::tr{'statusmail schedules'});
+
+  if ($current_schedule)
+  {
+    $button = $Lang::tr{'update'};
+
+    foreach my $field ( keys %{ $$schedules{$current_schedule} } )
+    {
+      $schedule{$field} = $$schedules{$current_schedule}{$field};
+    }
+  }
+
+  my $name    = Header::escape( $current_schedule );
+  my $subject = Header::escape( $schedule{'subject'} );
+
+  # Selected schedule - email information
+
+  print <<END
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <table width='100%' cellspacing='1'>
+    <tr>
+      <td width='15%'>$Lang::tr{'statusmail schedule name'}</td>
+      <td colspan='3'>
+        <input type='text' name='name' value='$name' size='80'>
+      </td>
+    </tr>
+    <tr>
+      <td>$Lang::tr{'statusmail email subject'}</td>
+      <td colspan='3'>
+        <input type='text' name='subject' value='$subject' size='80'>
+      </td>
+    </tr>
+    <tr>
+      <td>$Lang::tr{'statusmail email to'}</td>
+      <td>
+          <select name='emails' size='3' multiple>
+END
+;
+
+  foreach my $contact (sort keys %$contacts)
+  {
+    my $select = '';
+    $select    = ' selected' if ($schedule{'email'} =~ m/$contact/);
+    $name      = Header::escape( $contact );
+
+    print "<option value='$name'$select>$name</option>\n";
+  }
+
+  my $select_html   = $schedule{'format'}      ne 'text'   ? ' selected' : '';
+  my $select_text   = $schedule{'format'}      eq 'text'   ? ' selected' : '';
+  my $select_hours  = $schedule{'period-unit'} eq 'hours'  ? ' selected' : '';
+  my $select_days   = $schedule{'period-unit'} eq 'days'   ? ' selected' : '';
+  my $select_weeks  = $schedule{'period-unit'} eq 'weeks'  ? ' selected' : '';
+  my $select_months = $schedule{'period-unit'} eq 'months' ? ' selected' : '';
+
+  print <<END
+          </select>
+        </td>
+        <td width='20%'>$Lang::tr{'statusmail email format'}</td>
+        <td width='20%'>
+          <select name='format' onchange='change_visibility(this)'>
+            <option value='html'$select_html>HTML</option>
+            <option value='text'$select_text>Text</option>
+          </select>
+        </td>
+      </tr>
+      <tr>
+      <tr>
+        <td width='20%'>$Lang::tr{'statusmail period covered'}:</td>
+        <td>
+          <input type='number' name='period-value' min='1' max='365' value='$schedule{'period-value'}' pattern='type\\d+'>
+          <select name='period-unit' size='1'>
+            <option value='hours'$select_hours>$Lang::tr{'hours'}</option>
+            <option value='days'$select_days>$Lang::tr{'days'}</option>
+            <option value='weeks'$select_weeks>$Lang::tr{'weeks'}</option>
+            <option value='months'$select_months>$Lang::tr{'months'}</option>
+          </select>
+        </td>
+        <td>$Lang::tr{'statusmail lines per item'}</td>
+        <td>
+          <input type='number' name='lines' min='1' max='1000' value='$schedule{'lines'}' pattern='\\d+'>
+        </td>
+      </tr>
+    </table>
+    <br>
+    <table width='100%' cellspacing='1'>
+      <tr>
+        <td colspan='31'>$Lang::tr{'statusmail day of month'}:</td>
+      </tr>
+      <tr>
+END
+;
+
+  # Selected schedule - frequency information
+
+  foreach my $day (1..31)
+  {
+    print "<td align='center'>$day</td>\n";
+  }
+
+  print "</tr><tr>\n";
+
+  foreach my $day (1..31)
+  {
+    my $checked = ($schedule{'mday'} & (1 << $day)) ? ' checked' : '';
+    print "<td align='center'><input type='checkbox' name='mday_$day'$checked></td>\n";
+  }
+
+  print <<END
+      </tr>
+      <tr><td colspan='31'>&nbsp;</td></tr>
+      <tr>
+        <td colspan='31'>$Lang::tr{'statusmail day of week'}:</td>
+      </tr>
+      <tr>
+END
+;
+
+ foreach my $day ('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday')
+  {
+    my $wday = "statusmail $day";
+    print "<td align='center'>$Lang::tr{$wday}</td>\n";
+  }
+
+  print "</tr><tr>\n";
+
+  foreach my $day (0..6)
+  {
+    my $checked = ($schedule{'wday'} & (1 << $day)) ? ' checked' : '';
+    print "<td align='center'><input type='checkbox' name='wday_$day'$checked></td>\n";
+  }
+
+  print <<END
+      </tr>
+      <tr><td colspan='31'>&nbsp;</td></tr>
+      <tr>
+        <td colspan='31'>$Lang::tr{'statusmail hour of day'}:</td>
+      </tr>
+END
+;
+
+  foreach my $hour (0..23)
+  {
+    print "<td align='center'>$hour</td>\n";
+  }
+
+  print "</tr><tr>\n";
+
+  foreach my $hour (0..23)
+  {
+    my $checked = ($schedule{'hours'} & (1 << $hour)) ? ' checked' : '';
+    print "<td align='center'><input type='checkbox' name='hour_$hour'$checked></td>\n";
+  }
+
+  # Javascript to show/hide HTML only items
+
+  print <<END
+      </tr>
+    </table>
+    <br><hr>
+
+    <script>
+      function change_visibility(self)
+      {
+        var format = self.value;
+
+        var x = document.getElementsByClassName( "html" );
+        for ( y = 0 ; y < x.length ; y++ )
+        {
+          if (format == 'html')
+          {
+            x[y].removeAttribute( "hidden" );
+          }
+          else
+          {
+            x[y].setAttribute( "hidden", "on" );
+          }
+        }
+
+        var x = document.getElementsByClassName( "text" );
+        for ( y = 0 ; y < x.length ; y++ )
+        {
+           if (format == 'html')
+          {
+             x[y].removeAttribute( "hidden" );
+          }
+          else
+          {
+            x[y].setAttribute( "hidden", "on" );
+          }
+        }
+      }
+    </script>
+
+    <table width='100%'>
+END
+;
+
+  # List items
+
+  foreach my $section (sort keys %items)
+  {
+    print "<tr style='height:3em'><td colspan='4'><h3>$section</h3></td></tr>\n";
+
+    foreach my $subsection (sort keys %{ $items{$section} } )
+    {
+      print "<tr style='height:2em'><td colspan='4'><h4 style='padding-left: 20px'>$subsection</h4></td></tr>\n";
+
+      foreach my $item (sort keys %{ $items{$section}{$subsection} } )
+      {
+        my $name    = $items{$section}{$subsection}{$item}{'ident'};
+        my $class   = $items{$section}{$subsection}{$item}{'format'};
+        my $hidden  = '';
+        my $checked = '';
+
+        if (($class eq 'html' and $schedule{'format'} eq 'text') or
+            ($class eq 'text' and $schedule{'format'} eq 'html'))
+        {
+          $hidden = ' hidden';
+        }
+
+        $checked = ' checked' if ($schedule{"enable_${name}"} eq 'on');
+
+        print "<tr class='$class'$hidden><td><span style='padding-left: 40px; line-height: 2.2'>$item</span></td>\n";
+        print "<td><input type='checkbox' name='enable_${name}'$checked></td>\n";
+
+        if (exists $items{$section}{$subsection}{$item}{'option'})
+        {
+          my $key = "value_$name";
+
+          print "<td>$items{$section}{$subsection}{$item}{'option'}{'name'}</td>\n";
+
+          if ($items{$section}{$subsection}{$item}{'option'}{'type'} eq 'integer')
+          {
+            my $min   = $items{$section}{$subsection}{$item}{'option'}{'min'};
+            my $max   = $items{$section}{$subsection}{$item}{'option'}{'max'};
+            my $value = $min;
+
+            $value = $schedule{"value_$name"} if (exists $schedule{"value_$name"});
+
+            print "<td><input type='number' name='$key' min='$min' max='$max' value='$value' pattern='\\d+'></td>\n";
+          }
+          else
+          {
+            print "<td><select name='value_$name'>\n";
+
+            my $current = $items{$section}{$subsection}{$item}{'option'}{'values'}[0];
+
+            $current = $schedule{"value_$name"} if (exists $schedule{"value_$name"});
+
+            foreach my $option (@{ $items{$section}{$subsection}{$item}{'option'}{'values'} })
+            {
+              my ($name, $value) = split /:/, $option;
+              $value ||= $name;
+
+              my $select = '';
+              $select    = ' selected' if ($current eq $value);
+
+              print "<option value='$value'$select>$name</option>\n";
+            }
+
+            print "</select></td>\n";
+          }
+        }
+        else
+        {
+          print "<td>&nbsp;</td>\n";
+          print "<td>&nbsp;</td>\n";
+        }
+        print "</tr>\n";
+      }
+    }
+  }
+
+  # Add/Update button
+
+  print <<END
+  </table>
+    <hr>
+    <table width='100%'>
+      <tr>
+        <td align='right'><input type='submit' name='SCHEDULE_ACTION' value='$button'></td>
+      </tr>
+    </table>
+  </form>
+  <hr>
+  <table width='100%' class='tbl'>
+  <tr>
+    <th width='90%'>$Lang::tr{'statusmail schedule name'}</th>
+    <th colspan='4'>$Lang::tr{'statusmail action'}</th>
+  </tr>
+END
+;
+
+  # List schedules
+
+  my $row = 0;
+  foreach my $schedule (sort keys %$schedules)
+  {
+    my $col   = '';
+    my $gif;
+    my $gdesc;
+    $name     = Header::escape( $schedule );
+
+    if ($current_contact eq $schedule)
+    {
+      print "<tr bgcolor='${Header::colouryellow}'>";
+    }
+    elsif ($row % 2)
+    {
+      print "<tr bgcolor='$colour{'color20'}'>";
+    }
+    else
+    {
+      print "<tr bgcolor='$colour{'color22'}'>";
+    }
+
+    if ($$schedules{$schedule}{'enable'} eq 'on')
+    {
+      $gif = 'on.gif';
+      $gdesc = $Lang::tr{'click to disable'};
+    }
+    else
+    {
+      $gif = 'off.gif';
+      $gdesc = $Lang::tr{'click to enable'};
+    }
+
+    print <<END
+  <td>$name</td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='SCHEDULE_ACTION' value='toggle schedule' />
+  <input type='image' name='$Lang::tr{'remove'}' src='/images/$gif' alt='$gdesc' title='$gdesc' />
+  <input type='hidden' name='KEY' value='$schedule' />
+  </form>
+  </td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='SCHEDULE_ACTION' value='execute schedule' />
+  <input type='image' name='$Lang::tr{'remove'}' src='/images/play.png' '$Lang::tr{'statusmail execute'}' title='$Lang::tr{'statusmail execute'}' />
+  <input type='hidden' name='KEY' value='$schedule' />
+  </form>
+  </td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='SCHEDULE_ACTION' value='edit schedule' />
+  <input type='image' name='$Lang::tr{'edit'}' src='/images/edit.gif' alt='$Lang::tr{'edit'}' title='$Lang::tr{'edit'}' />
+  <input type='hidden' name='KEY' value='$schedule' />
+  </form>
+  </td>
+
+  <td align='center'>
+  <form method='post' action='$ENV{'SCRIPT_NAME'}'>
+  <input type='hidden' name='SCHEDULE_ACTION' value='remove schedule' />
+  <input type='image' name='$Lang::tr{'remove'}' src='/images/delete.gif' alt='$Lang::tr{'remove'}' title='$Lang::tr{'remove'}' />
+  <input type='hidden' name='KEY' value='$schedule' />
+  </form>
+  </td>
+  </tr>
+END
+;
+    $row++;
+  }
+
+  print <<END
+</table>
+END
+;
+  Header::closebox();
+}
+
+
+#------------------------------------------------------------------------------
+# sub check_key( key )
+#
+# Checks an imported PGP key to see if it looks correct and then tries
+# to import it into the the keyring.
+#------------------------------------------------------------------------------
+
+sub check_key( $ )
+{
+  my ($key) = @_;
+
+  # Remove leading and trailing whitespace
+
+  $key =~ s/^\s+//g;
+  $key =~ s/\s+$//g;
+
+  # Check it looks like a key
+
+  if ($key !~ m/^-----BEGIN PGP PUBLIC KEY BLOCK-----[A-Za-z\d \/=|\+\n\r-]+-----END PGP PUBLIC KEY BLOCK-----$/)
+  {
+    $errormessage .= "<p>$Lang::tr{'statusmail invalid key'}</p>";
+
+    return;
+  }
+
+  # Looks OK - try to import it
+
+  my ($in, $out, $err);
+
+  my $childpid = open3( $in, $out, $err, "$gpg --import" );
+
+  print $in $key;
+
+  close $in;
+
+  waitpid( $childpid, 0);
+
+  if ($?)
+  {
+    $errormessage .= join '<br>', "<p>$Lang::tr{'statusmail import key failed'}", <$out>, "</p>\n";
+  }
+}
+
+
+#------------------------------------------------------------------------------
+# sub get_keys()
+#
+# Reads the PGP keyring and extracts information on suitable email encryption
+# keys.  If a key is found that corresponds to a user not in the contacts list
+# the user is added to the contacts. If a key is found for a user in the list
+# that does not have a referenced key, the key is added to the contact.
+#------------------------------------------------------------------------------
+
+sub get_keys()
+{
+  %keys = ();
+
+  my @keys = `$gpg --fingerprint --fingerprint --with-colons`;
+
+  my $keyid       = '';
+  my $userid      = '';
+  my $email       = '';
+  my $expires     = 0;
+  my $fingerprint = '';
+  my $use         = '';
+
+  # Iterate through the list of keys
+
+  foreach my $line (@keys)
+  {
+    my @fields = split /:/, $line;
+
+    if ($fields[0] eq 'pub')
+    {
+      $keyid       = '';
+      $userid      = '';
+      $email       = '';
+      $expires     = 0;
+      $fingerprint = '';
+      $use         = '';
+    }
+
+    #    0         1       2          3      4              5            6   7      8       9         10
+    # type, validity, length, algorithm, keyid, creation date, expiry date, ??, trust, userid, sig class,
+    #           11      12    13      14              15     16          17       18      19
+    # capabilities, issuer, flag, serial, hash algorithm, curve, compliance, updated, origin
+
+    if (($fields[0] eq 'pub' or $fields[0] eq 'sub'))
+    {
+      # Key that can be used for encryption
+
+      $userid  = $fields[9] if ($fields[9]);
+      $expires = $fields[6];
+      $keyid   = $fields[4];
+      $use     = $fields[11];
+    }
+    elsif ($fields[0] eq 'uid')
+    {
+      # User id
+
+      $userid = $fields[9];
+    }
+    elsif ($fields[0] eq 'fpr')
+    {
+      # Fingerprint
+
+      $fingerprint = $fields[9];
+      $fingerprint =~ s/\w{4}\K(?=.)/ /sg; # Adds a space after every fourth character
+    }
+
+    if ($keyid and $userid and $expires and $fingerprint and $use =~ m/e/)
+    {
+      # We've got all the information for one key
+
+      if ($userid =~ m/\@/)
+      {
+        ($userid, $email) = $userid =~ m/^(.*?)\s+\<(.*)\>/;
+      }
+
+      $keys{$fingerprint} = { 'keyid'       => $keyid,
+                              'userid'      => $userid,
+                              'email'       => $email,
+                              'expires'     => $expires,
+                              'fingerprint' => $fingerprint };
+
+      if (exists $$contacts{$userid} and ($$contacts{$userid}{'email'} eq $email or not $$contacts{$userid}{'email'}))
+      {
+        # Update existing contact
+
+        $$contacts{$userid}{'email'}       = $email;
+        $$contacts{$userid}{'keyid'}       = $keyid;
+        $$contacts{$userid}{'fingerprint'} = $fingerprint;
+
+        $save_contacts = 1;
+      }
+      elsif (not exists $$contacts{$userid})
+      {
+        # New contact
+
+        $$contacts{$userid}{'email'}       = $email;
+        $$contacts{$userid}{'keyid'}       = $keyid;
+        $$contacts{$userid}{'fingerprint'} = $fingerprint;
+        $$contacts{$userid}{'enable'}      = 0;
+
+        $save_contacts = 1;
+      }
+
+      $fingerprint   = '';
+      $keyid         = '';
+    }
+    elsif ($keyid and $userid =~ m/IPFire/ and $fingerprint and $use =~ m/s/)
+    {
+      # The signing key
+
+      $signing_fingerprint = $fingerprint;
+      $signing_keyid       = $keyid;
+
+      $fingerprint   = '';
+      $keyid         = '';
+    }
+  }
+
+  # Check for contacts which no longer have a key defined
+
+  foreach my $contact (keys %$contacts)
+  {
+    if ($$contacts{$contact}{'fingerprint'} and not exists $keys{$$contacts{$contact}{'fingerprint'}})
+    {
+      $$contacts{$contact}{'fingerprint'} = '';
+      $$contacts{$contact}{'keyid'}       = '';
+
+      $save_contacts = 1;
+    }
+  }
+}
+
+
+#------------------------------------------------------------------------------
+# sub check_schedule( params )
+#
+# Checks a schedule is valid
+#------------------------------------------------------------------------------
+
+sub check_schedule( % )
+{
+  my %params = @_;
+
+  my $mdays  = 0;
+  my $wdays  = 0;
+  my $hours  = 0;
+  my $enable = $$schedules{$params{'name'}}{'enable'};
+
+  # Check required fields are set
+
+  $errormessage .= "<p>$Lang::tr{'statusmail no schedule name'}</p>"   if (not $params{'name'});
+  $errormessage .= "<p>$Lang::tr{'statusmail no email subject'}</p>"   if (not $params{'subject'});
+  $errormessage .= "<p>$Lang::tr{'statusmail no email addresses'}</p>" if (not $params{'emails'});
+  $errormessage .= "<p>$Lang::tr{'statusmail no period covered'}</p>"  if (not $params{'period-value'});
+  $errormessage .= "<p>$Lang::tr{'statusmail no lines per item'}</p>"  if (not $params{'lines'});
+
+  # Convert time/date buttons to bitmap
+
+  foreach my $mday (1..31)
+  {
+    $mdays |= 1 << $mday if (exists $params{"mday_$mday"});
+  }
+
+  foreach my $wday (0..6)
+  {
+    $wdays |= 1 << $wday if (exists $params{"wday_$wday"});
+  }
+
+  foreach my $hour (0..24)
+  {
+    $hours |= 1 << $hour if (exists $params{"hour_$hour"});
+  }
+
+  # Check schedule is OK
+
+  $errormessage .= "<p>$Lang::tr{'statusmail no schedule date'}" if (not ($mdays+$wdays));
+  $errormessage .= "<p>$Lang::tr{'statusmail no schedule time'}" if (not $hours);
+  $errormessage .= "<p>$Lang::tr{'statusmail excessive period'}" if (($params{'period-unit'} eq 'hours'  and $params{'period-value'} > (365 * 24)) or
+                                                                     ($params{'period-unit'} eq 'days'   and $params{'period-value'} > 365)        or
+                                                                     ($params{'period-unit'} eq 'weeks'  and $params{'period-value'} > 52)         or
+                                                                     ($params{'period-unit'} eq 'months' and $params{'period-value'} > 12));
+
+  $$schedules{$params{'name'}} = { 'subject'      => $params{'subject'},
+                                   'email'        => $params{'emails'},
+                                   'format'       => $params{'format'},
+                                   'period-value' => $params{'period-value'},
+                                   'period-unit'  => $params{'period-unit'},
+                                   'lines'        => $params{'lines'},
+                                   'mday'         => $mdays,
+                                   'wday'         => $wdays,
+                                   'hours'        => $hours,
+                                   'enable'       => $enable };
+
+  # Check individual items
+
+  foreach my $section (sort keys %items)
+  {
+    foreach my $subsection (sort keys %{ $items{$section} } )
+    {
+      foreach my $item (sort keys %{ $items{$section}{$subsection} } )
+      {
+        my $name   = $items{$section}{$subsection}{$item}{'ident'};
+        my $format = $items{$section}{$subsection}{$item}{'format'};
+
+        if (($format eq 'html' and $params{'format'} eq 'text') or
+            ($format eq 'text' and $params{'format'} eq 'html'))
+        {
+          $$schedules{$params{'name'}}{"enable_${name}"} = 'off';
+        }
+        else
+        {
+          my $state = 'off';
+
+          $state = 'on' if (exists($params{"enable_${name}"}));
+          $$schedules{$params{'name'}}{"enable_${name}"} = $state;
+        }
+
+        if ($items{$section}{$subsection}{$item}{'option'})
+        {
+          $$schedules{$params{'name'}}{"value_${name}"} = $params{"value_${name}"};
+        }
+      }
+    }
+  }
+
+  $save_schedules = 1 unless ($errormessage);
+}
+
+
+#------------------------------------------------------------------------------
+# sub add_mail_item( params )
+#
+# Adds a possible status item to the section and subsection specified.   This
+# is called by plugins during the BEGIN phase.
+#
+# In the event of an error in specifying the parameters the item will be
+# ignored with no error being raised.
+#
+# Parameters:
+#   params  hash containing details of the item to be added:
+#     section     name of the section containing this item
+#     subsection  name of the subsection containing this item
+#     item        name of the item
+#     function    function called to add item to message
+#     format      available formats for the item 'html', 'text' or 'both'
+#     option      hash specifying option parameter (optional)
+#
+# option can specify either a selection or an integer.  For a selection it
+# contains:
+#   type          must be 'option'
+#   values        array of strings representing the possible options
+#
+# For an integer option contains:
+#   type          must be 'integer'
+#   min           minimum valid value of parameter
+#   max           maximum valid value of parameter
+#
+# The function is sanity checked but otherwise ignored by this script.
+#------------------------------------------------------------------------------
+
+sub add_mail_item( %)
+{
+  my %params = @_;
+
+  # Check we've got all the expected parameters
+
+  return unless (exists $params{'section'}    and
+                 exists $params{'subsection'} and
+                 exists $params{'item'}       and
+                 exists $params{'function'});
+
+  if ($params{'format'})
+  {
+    $params{'format'} = lc $params{'format'};
+
+    return unless ($params{'format'} eq 'html' or
+                   $params{'format'} eq 'text' or
+                   $params{'format'} eq 'both');
+  }
+  else
+  {
+    $params{'format'} = 'both';
+  }
+
+  $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}} = { 'format' => $params{'format'},
+                                                                         'ident'  => $params{'ident'} };
+
+  # Check the option parameter, if it exists
+
+  if ($params{'option'})
+  {
+    return unless (ref $params{'option'} eq 'HASH');
+    return unless ($params{'option'}{'name'});
+
+    if ($params{'option'}{'type'} eq 'select')
+    {
+      return unless (ref $params{'option'}{'values'} eq 'ARRAY' and @{ $params{'option'}{'values'} } > 1);
+
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'type'}   = $params{'option'}{'type'};
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'values'} = $params{'option'}{'values'};
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'name'}   = $params{'option'}{'name'};
+    }
+    elsif ($params{'option'}{'type'} eq 'integer')
+    {
+      return unless (exists $params{'option'}{'min'} and exists $params{'option'}{'max'} and $params{'option'}{'min'} < $params{'option'}{'max'});
+
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'type'} = $params{'option'}{'type'};
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'min'}  = $params{'option'}{'min'};
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'max'}  = $params{'option'}{'max'};
+      $items{$params{'section'}}{$params{'subsection'}}{$params{'item'}}{'option'}{'name'} = $params{'option'}{'name'};
+    }
+  }
+}
+
+
+#------------------------------------------------------------------------------
+# sub toggle_on_off( string )
+#
+# Toggles between 'on' and 'off'.
+#------------------------------------------------------------------------------
+
+sub toggle_on_off( $ )
+{
+  $_[0] = $_[0] eq 'on' ? 'off' : 'on';
+}
+
+
+#------------------------------------------------------------------------------
+# sub export_signing_key()
+#
+# Exports the signing key to a file on the WUI client computer
+#------------------------------------------------------------------------------
+
+sub export_signing_key()
+{
+  # Print headers
+	print "Content-Disposition: attachment; filename=$mainsettings{HOSTNAME}.asc\n";
+	print "Content-Type: application/octet-stream\n";
+	print "Content-Length: " . length( $sign_key ) . "\n";
+	print "\n";
+
+	# Deliver content
+	print $sign_key;
+
+	exit( 0 );
+}
+
+
+#------------------------------------------------------------------------------
+# These functions are referenced by plugins but will not actually be called.
+#
+# The script to send mail messages makes use of theses functions.
+#------------------------------------------------------------------------------
+
+
+sub get_period_start()
+{
+}
+
+sub get_period_end()
+{
+}
+
+sub get_weeks_covered()
+{
+}
+
+sub cache( $;$ )
+{
+}
