html/cgi-bin/location-block.cgi

   1 #!/usr/bin/perl
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2007-2020  IPFire Team  <info@ipfire.org>                     #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 use strict;
  23 # enable only the following on debugging purpose
  24 #use warnings;
  25 #use CGI::Carp 'fatalsToBrowser';
  26
  27 require '/var/ipfire/general-functions.pl';
  28 require "${General::swroot}/location-functions.pl";
  29 require "${General::swroot}/lang.pl";
  30 require "${General::swroot}/header.pl";
  31 require "/usr/lib/firewall/firewall-lib.pl";
  32
  33 my $notice;
  34 my $settingsfile = "${General::swroot}/firewall/locationblock";
  35
  36 my %color = ();
  37 my %mainsettings = ();
  38 my %settings = ();
  39 my %cgiparams = ();
  40
  41 # Read configuration file.
  42 &General::readhash("$settingsfile", \%settings);
  43
  44 &General::readhash("${General::swroot}/main/settings", \%mainsettings);
  45 &General::readhash("/srv/web/ipfire/html/themes/ipfire/include/colors.txt", \%color);
  46
  47 &Header::showhttpheaders();
  48
  49 #Get GUI values
  50 &Header::getcgihash(\%cgiparams);
  51
  52 # Call subfunction to get all available locations.
  53 my @locations = &Location::Functions::get_locations();
  54
  55 if ($cgiparams{'ACTION'} eq $Lang::tr{'save'}) {
  56         # Check if we want to disable locationblock.
  57         if (exists $cgiparams{'LOCATIONBLOCK_ENABLED'}) {
  58                 $settings{'LOCATIONBLOCK_ENABLED'} = "on";
  59         } else {
  60                 $settings{'LOCATIONBLOCK_ENABLED'} = "off";
  61         }
  62
  63         # Loop through our locations array to prevent from
  64         # non existing countries or code.
  65         foreach my $cn (@locations) {
  66                 # Check if blocking for this country should be enabled/disabled.
  67                 if (exists $cgiparams{$cn}) {
  68                         $settings{$cn} = "on";
  69                 } else {
  70                         $settings{$cn} = "off";
  71                 }
  72         }
  73
  74         &General::writehash("$settingsfile", \%settings);
  75
  76         # Mark the firewall config as changed.
  77         &General::firewall_config_changed();
  78
  79         # Assign reload notice.
  80         $notice = $Lang::tr{'fw rules reload notice'};
  81 }
  82
  83 &Header::openpage($Lang::tr{'locationblock configuration'}, 1, '');
  84
  85 # Print notice that a firewall reload is required.
  86 if ($notice) {
  87         &Header::openbox('100%', 'left', $Lang::tr{'notice'});
  88         print "<font class='base'>$notice</font>";
  89         &Header::closebox();
  90 }
  91
  92 # Checkbox pre-selection.
  93 my $checked;
  94 if ($settings{'LOCATIONBLOCK_ENABLED'} eq "on") {
  95         $checked = "checked='checked'";
  96 }
  97
  98 # Print box to enable/disable locationblock.
  99 print"<form method='POST' action='$ENV{'SCRIPT_NAME'}'>\n";
 100
 101 &Header::openbox('100%', 'center', $Lang::tr{'locationblock'});
 102 print <<END;
 103         <table width='95%'>
 104                 <tr>
 105                         <td width='50%' class='base'>$Lang::tr{'locationblock enable feature'}
 106                         <td><input type='checkbox' name='LOCATIONBLOCK_ENABLED' $checked></td>
 107                 </tr>
 108                 <tr>
 109                         <td colspan='2'><br></td>
 110                 </tr>
 111         </table>
 112
 113         <hr>
 114
 115         <table width='95%'>
 116                 <tr>
 117                         <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}'></td>
 118                 </tr>
 119         </table>
 120 END
 121
 122 &Header::closebox();
 123
 124 &Header::openbox('100%', 'center', $Lang::tr{'locationblock block countries'});
 125 ### JAVA SCRIPT ###
 126 print <<END;
 127 <script>
 128         // Function to allow checking all checkboxes at once.
 129         function check_all() {
 130                 \$("#countries").find(":checkbox").prop("checked", true);
 131         }
 132
 133         function uncheck_all() {
 134                 \$("#countries").find(":checkbox").prop("checked", false);
 135         }
 136 </script>
 137
 138 <table width='95%' class='tbl' id="countries">
 139         <tr>
 140                 <td width='5%' align='center' bgcolor='$color{'color20'}'></td>
 141                 <td width='5%' align='center' bgcolor='$color{'color20'}'>
 142                         <b>$Lang::tr{'flag'}</b>
 143                 </td>
 144                 <td width='5%' align='center' bgcolor='$color{'color20'}'>
 145                         <b>$Lang::tr{'countrycode'}</b>
 146                 </td>
 147                 <td with='35%' align='left' bgcolor='$color{'color20'}'>
 148                         <b>$Lang::tr{'country'}</b>
 149                 </td>
 150
 151                 <td width='5%' bgcolor='$color{'color20'}'>&nbsp;</td>
 152
 153                 <td width='5%' align='center' bgcolor='$color{'color20'}'></td>
 154                 <td width='5%' align='center' bgcolor='$color{'color20'}'>
 155                         <b>$Lang::tr{'flag'}</b>
 156                 </td>
 157                 <td width='5%' align='center' bgcolor='$color{'color20'}'>
 158                         <b>$Lang::tr{'countrycode'}</b>
 159                 </td>
 160                 <td with='35%' align='left' bgcolor='$color{'color20'}'>
 161                         <b>$Lang::tr{'country'}</b>
 162                 </td>
 163         </tr>
 164 END
 165
 166 my $lines;
 167 my $lines2;
 168 my $col;
 169 foreach my $location (@locations) {
 170         # Country code in upper case. (DE)
 171         my $ccode_uc = $location;
 172
 173         # County code in lower case. (de)
 174         my $ccode_lc = lc($location);
 175
 176         # Full name of the country based on the country code.
 177         my $cname = &Location::Functions::get_full_country_name($ccode_lc);
 178
 179         # Get flag icon for of the country.
 180         my $flag_icon = &Location::Functions::get_flag_icon($ccode_uc);
 181
 182         my $flag;
 183         # Check if a flag for the country is available.
 184         if ($flag_icon) {
 185                 $flag="<img src='$flag_icon' alt='$ccode_uc' title='$ccode_uc'>";
 186         } else {
 187                 $flag="<b>N/A</b>";
 188         }
 189
 190         # Checkbox pre-selection.
 191         my $checked;
 192         if ($settings{$ccode_uc} eq "on") {
 193                 $checked = "checked='checked'";
 194         }
 195
 196         # Colour lines.
 197         if ($lines % 2) {
 198                 $col="bgcolor='$color{'color20'}'";
 199         } else {
 200                 $col="bgcolor='$color{'color22'}'";
 201         }
 202
 203         # Grouping elements.
 204         my $line_start;
 205         my $line_end;
 206         if ($lines2 % 2) {
 207                 # Increase lines (background color by once.
 208                 $lines++;
 209
 210                 # Add empty column in front.
 211                 $line_start="<td $col>&nbsp;</td>";
 212
 213                 # When the line number can be diveded by "2",
 214                 # we are going to close the line.
 215                 $line_end="</tr>";
 216         } else {
 217                 # When the line number is  not divideable by "2",
 218                 # we are starting a new line.
 219                 $line_start="<tr>";
 220                 $line_end;
 221         }
 222
 223         print "$line_start<td align='center' $col><input type='checkbox' name='$ccode_uc' $checked></td>\n";
 224         print "<td align='center' $col>$flag</td>\n";
 225         print "<td align='center' $col>$ccode_uc</td>\n";
 226         print "<td align='left' $col>$cname</td>$line_end\n";
 227
 228         # Finish column when the last element in the array has passed and we have an uneven amount of items.
 229         if(! ($lines2 % 2) && ($location eq $locations[-1] )) {
 230                 print "<td $col>&nbsp;</td>\n";
 231                 print "<td $col>&nbsp;</td>\n";
 232                 print "<td $col>&nbsp;</td>\n";
 233                 print "<td $col>&nbsp;</td>\n";
 234                 print "<td $col>&nbsp;</td></tr>\n";
 235         }
 236
 237 $lines2++;
 238 }
 239
 240 print <<END;
 241 </table>
 242
 243 <table width='95%'>
 244         <tr>
 245                 <td align='right'>
 246                         <a href="javascript:check_all()">$Lang::tr{'check all'}</a> /
 247                         <a href="javascript:uncheck_all()">$Lang::tr{'uncheck all'}</a>
 248                 </td>
 249         </tr>
 250         <tr>
 251                 <td align='center'><input type='submit' name='ACTION' value='$Lang::tr{'save'}'></td>
 252         </tr>
 253 </table>
 254
 255 <hr>
 256
 257 <table width='70%'>
 258         <tr>
 259                 <td width='5%'><img src='/images/on.gif'></td>
 260                 <td>$Lang::tr{'locationblock country is blocked'}</td>
 261                 <td width='5%'><img src='/images/off.gif'></td>
 262                 <td>$Lang::tr{'locationblock country is allowed'}</td>
 263         </tr>
 264 </table>
 265 END
 266
 267 &Header::closebox();
 268 print"</form>\n";
 269
 270 &Header::closebigbox();
 271 &Header::closepage();