]>
git.ipfire.org Git - ipfire-2.x.git/blob - html/cgi-bin/captive.cgi
2 ###############################################################################
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2016 IPFire Team <alexander.marx@ipfire.org> #
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. #
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. #
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/>. #
20 ###############################################################################
26 # enable only the following on debugging purpose
28 #use CGI::Carp 'fatalsToBrowser';
30 require '/var/ipfire/general-functions.pl' ;
31 require "${General::swroot}/lang.pl" ;
32 require "${General::swroot}/header.pl" ;
36 my $coupons = "${General::swroot}/captive/coupons" ;
46 my $clients = "${General::swroot}/captive/clients" ;
48 my $settingsfile = "${General::swroot}/captive/settings" ;
49 my $logopath = "/srv/web/ipfire/html/captive/logo" ;
50 unless (- e
$settingsfile ) { system ( "touch $settingsfile " ); }
52 & Header
:: getcgihash
( \
%cgiparams );
54 & General
:: readhash
( "${General::swroot}/main/settings" , \
%mainsettings );
55 & General
:: readhash
( "/srv/web/ipfire/html/themes/" . $mainsettings { 'THEME' }. "/include/colors.txt" , \
%color );
56 & General
:: readhash
( " $settingsfile " , \
%settings ) if (- f
$settingsfile );
57 & General
:: readhash
( "${General::swroot}/ethernet/settings" , \
%netsettings );
59 & Header
:: showhttpheaders
();
62 if ( $cgiparams { 'ACTION' } eq " $Lang ::tr{'save'}" ){
63 my $file = $cgiparams { 'uploaded_file' };
65 #Check if extension is png
67 my ( $name , $path , $ext ) = fileparse
( $file , qr/\.[^.]*$/ );
69 $errormessage = $Lang :: tr
{ 'Captive wrong ext' };
73 $settings { 'ENABLE_GREEN' } = $cgiparams { 'ENABLE_GREEN' };
74 $settings { 'ENABLE_BLUE' } = $cgiparams { 'ENABLE_BLUE' };
75 $settings { 'AUTH' } = $cgiparams { 'AUTH' };
76 $settings { 'TITLE' } = $cgiparams { 'TITLE' };
77 $settings { 'UNLIMITED' } = $cgiparams { 'UNLIMITED' };
78 $settings { 'COLOR' } = $cgiparams { 'COLOR' };
79 $settings { 'SESSION_TIME' } = $cgiparams { 'SESSION_TIME' };
82 #Check if we need to upload a new logo
85 my ( $filehandle ) = CGI
:: upload
( 'uploaded_file' );
86 open ( UPLOADFILE
, "> $logopath /logo.png" );
88 while ( < $filehandle > ) {
93 #Open file to check if dimensions are within rang
94 open ( PNG
, "< $logopath /logo.png" );
98 my ( $width , $height )=& pngsize
( $PNG1 );
99 if ( $width > 1920 || $height > 800 || $width < 1280 || $height < 400 ){
100 $errormessage .= " $Lang ::tr{'Captive invalid logosize'} <br>Filedimensions width: $width height: $height " ;
101 unlink ( " $logopath /logo.png" );
105 & General
:: writehash
( " $settingsfile " , \
%settings );
108 if ( $cgiparams { 'TERMS' }){
109 $cgiparams { 'TERMS' } = & Header
:: escape
( $cgiparams { 'TERMS' });
110 open ( FH
, ">:utf8" , "/var/ipfire/captive/terms.txt" ) or die ( "$!" );
111 print FH
$cgiparams { 'TERMS' };
113 $cgiparams { 'TERMS' } = "" ;
116 #execute binary to reload firewall rules
117 system ( "/usr/local/bin/captivectrl" );
119 if ( $cgiparams { 'ENABLE_BLUE' } eq 'on' ){
120 system ( "/usr/local/bin/wirelessctrl" );
125 if ( $cgiparams { 'ACTION' } eq " $Lang ::tr{'Captive generate coupon'}" ){
126 # Generates a new coupon
128 #calculate expiredate
130 if ( $settings { 'UNLIMITED' } eq 'on' ){
131 $expire = $Lang :: tr
{ 'Captive nolimit' };
133 $settings { 'EXPIRE' } = $cgiparams { 'EXP_HOUR' }+ $cgiparams { 'EXP_DAY' }+ $cgiparams { 'EXP_WEEK' }+ $cgiparams { 'EXP_MONTH' };
134 $expire = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( time ()+ $settings { 'EXPIRE' }));
138 if ( $cgiparams { 'EXP_HOUR' }+ $cgiparams { 'EXP_DAY' }+ $cgiparams { 'EXP_WEEK' }+ $cgiparams { 'EXP_MONTH' } == 0 && $cgiparams { 'UNLIMITED' } == '' ){
139 $errormessage = $Lang :: tr
{ 'Captive noexpiretime' };
141 #check if we already have a coupon with same code
142 & General
:: readhasharray
( $coupons , \
%couponhash ) if (- e
$coupons );
143 foreach my $key ( keys %couponhash ) {
144 if ( $couponhash { $key }[ 1 ] eq $cgiparams { 'CODE' }){
145 $errormessage = $Lang :: tr
{ 'Captive err doublevoucher' };
151 if ( $cgiparams { 'REMARK' } ne '' && !& validremark
( $cgiparams { 'REMARK' })){
152 $errormessage = $Lang :: tr
{ 'fwhost err remark' };
155 #if no error detected, write to disk
157 my $date = time (); #seconds in utc
159 #first get new key from hash
160 my $key =& General
:: findhasharraykey
( \
%couponhash );
161 #initialize all fields with ''
162 foreach my $i ( 0 .. 3 ) { $couponhash { $key }[ $i ] = "" ;}
164 $couponhash { $key }[ 0 ] = $date ;
165 $couponhash { $key }[ 1 ] = $cgiparams { 'CODE' };
166 $couponhash { $key }[ 2 ] = $settings { 'EXPIRE' };
167 $couponhash { $key }[ 3 ] = $cgiparams { 'REMARK' };
168 #write values to disk
169 & General
:: writehasharray
( $coupons , \
%couponhash );
171 #now prepare log entry, get expiring date for voucher and decode remark for logfile
172 my $expdate = localtime ( time ()+ $couponhash { $key }[ 3 ]);
173 my $rem = HTML
:: Entities
:: decode_entities
( $couponhash { $key }[ 4 ]);
176 & General
:: log ( "Captive" , "Generated new coupon $couponhash { $key }[1] $couponhash { $key }[2] hours valid expires on $expdate remark $rem " );
180 if ( $cgiparams { 'ACTION' } eq 'delete-coupon' ) {
181 #deletes an already generated but unused voucher
183 #read all generated vouchers
184 & General
:: readhasharray
( $coupons , \
%couponhash ) if (- e
$coupons );
185 foreach my $key ( keys %couponhash ) {
186 if ( $cgiparams { 'key' } eq $couponhash { $key }[ 0 ]){
187 #write logenty with decoded remark
188 my $rem = HTML
:: Entities
:: decode_entities
( $couponhash { $key }[ 4 ]);
189 & General
:: log ( "Captive" , "Delete unused coupon $couponhash { $key }[1] $couponhash { $key }[2] hours valid expires on $couponhash { $key }[3] remark $rem " );
190 #delete line from hash
191 delete $couponhash { $key };
196 & General
:: writehasharray
( $coupons , \
%couponhash );
199 if ( $cgiparams { 'ACTION' } eq 'delete-client' ) {
200 #delete voucher and connection in use
202 #read all active clients
203 & General
:: readhasharray
( $clients , \
%clientshash ) if (- e
$clients );
204 foreach my $key ( keys %clientshash ) {
205 if ( $cgiparams { 'key' } eq $clientshash { $key }[ 0 ]){
206 #prepare log entry with decoded remark
207 my $rem = HTML
:: Entities
:: decode_entities
( $clientshash { $key }[ 7 ]);
209 & General
:: log ( "Captive" , "Deleted client in use $clientshash { $key }[1] $clientshash { $key }[2] hours valid expires on $clientshash { $key }[3] remark $rem - Connection will be terminated" );
210 #delete line from hash
211 delete $clientshash { $key };
216 & General
:: writehasharray
( " $clients " , \
%clientshash );
217 #reload firewallrules to kill connection of client
218 system ( "/usr/local/bin/captivectrl" );
221 #open webpage, print header and open box
222 & Header
:: openpage
( $Lang :: tr
{ 'Captive menu' }, 1 , '' );
223 & Header
:: openbigbox
();
225 #call error() to see if we have to print an errormessage on website
228 #call config() to display the configuration box
234 open ( FILE
, "<:utf8" , "/var/ipfire/captive/terms.txt" );
236 push ( @ret , HTML
:: Entities
:: decode_entities
( $_ ));
240 return join ( /\n/ , @ret );
244 #prints the config box on the website
245 & Header
:: openbox
( '100%' , 'left' , $Lang :: tr
{ 'Captive config' });
247 <form method='post' action=' $ENV {'SCRIPT_NAME'}' enctype="multipart/form-data"> \n
248 <table width='100%' border="0">
252 #check which parameters have to be enabled (from settings file)
253 $checked { 'ENABLE_GREEN' }{ 'off' } = '' ;
254 $checked { 'ENABLE_GREEN' }{ 'on' } = '' ;
255 $checked { 'ENABLE_GREEN' }{ $settings { 'ENABLE_GREEN' }} = "checked='checked'" ;
257 $checked { 'ENABLE_BLUE' }{ 'off' } = '' ;
258 $checked { 'ENABLE_BLUE' }{ 'on' } = '' ;
259 $checked { 'ENABLE_BLUE' }{ $settings { 'ENABLE_BLUE' }} = "checked='checked'" ;
261 $checked { 'UNLIMITED' }{ 'off' } = '' ;
262 $checked { 'UNLIMITED' }{ 'on' } = '' ;
263 $checked { 'UNLIMITED' }{ $settings { 'UNLIMITED' }} = "checked='checked'" ;
265 if ( $netsettings { 'GREEN_DEV' }){
266 print "<td width='30%'> $Lang ::tr{'Captive active on'} <font color='$Header::colourgreen'>Green</font></td><td><input type='checkbox' name='ENABLE_GREEN' $checked{'ENABLE_GREEN'}{'on'} /></td></tr>" ;
268 if ( $netsettings { 'BLUE_DEV' }){
269 print "<td width='30%'> $Lang ::tr{'Captive active on'} <font color='$Header::colourblue'>Blue</font></td><td><input type='checkbox' name='ENABLE_BLUE' $checked{'ENABLE_BLUE'}{'on'} /></td></tr>" ;
276 $Lang ::tr{'Captive authentication'}
282 print "<option value='TERMS' " ;
283 print " selected='selected'" if ( $settings { 'AUTH' } eq 'TERMS' );
284 print "> $Lang ::tr{'Captive terms'}</option>" ;
286 print "<option value='COUPON' " ;
287 print " selected='selected'" if ( $settings { 'AUTH' } eq 'COUPON' );
288 print "> $Lang ::tr{'Captive coupon'}</option>" ;
296 if ( $settings { 'AUTH' } eq 'TERMS' ) {
297 $selected { 'SESSION_TIME' } = ();
298 $selected { 'SESSION_TIME' }{ '0' } = "" ;
299 $selected { 'SESSION_TIME' }{ '3600' } = "" ;
300 $selected { 'SESSION_TIME' }{ '86400' } = "" ;
301 $selected { 'SESSION_TIME' }{ '604800' } = "" ;
302 $selected { 'SESSION_TIME' }{ '18144000' } = "" ;
303 $selected { 'SESSION_TIME' }{ $settings { 'SESSION_TIME' }} = "selected" ;
305 my $terms = & getterms
();
310 <textarea cols="50" rows="10" name="TERMS"> $terms </textarea>
315 <td> $Lang ::tr{'Captive client session expiry time'}</td>
317 <select name="SESSION_TIME">
318 <option value="0" $selected {'SESSION_TIME'}{'0'}>- $Lang ::tr{'unlimited'} -</option>
319 <option value="3600" $selected {'SESSION_TIME'}{'3600'}> $Lang ::tr{'one hour'}</option>
320 <option value="86400" $selected {'SESSION_TIME'}{'86400'}> $Lang ::tr{'24 hours'}</option>
321 <option value="604800" $selected {'SESSION_TIME'}{'604800'}> $Lang ::tr{'one week'}</option>
322 <option value="18144000" $selected {'SESSION_TIME'}{'18144000'}> $Lang ::tr{'one month'}</option>
333 <strong> $Lang ::tr{'Captive branding'}</strong>
338 $Lang ::tr{'Captive title'}
341 <input type='text' name='TITLE' value=" $settings {'TITLE'}" size='40'>
345 <td> $Lang ::tr{'Captive brand color'}</td>
347 <input type="color" name="COLOR" value=" $settings {'COLOR'}">
356 $Lang ::tr{'Captive logo_upload'}
358 $Lang ::tr{'Captive logo_upload1'}
361 <INPUT TYPE='file' NAME='uploaded_file' SIZE=30 MAXLENGTH=80>
366 #Show Logo in webinterface with 1/2 size if set
367 if (- f
" $logopath /logo.png" ){
368 print "<tr><td> $Lang ::tr{'Captive logo_set'}</td>" ;
369 print "<td><img src='/captive/logo/logo.png' alt=' $logopath /logo.png' width='25%' height='25%' /></td></tr>" ;
371 print "<tr><td> $Lang ::tr{'Captive logo_set'}</td>" ;
372 print "<td><br> $Lang ::tr{'no'}</td></tr>" ;
379 <input type='submit' name='ACTION' value=" $Lang ::tr{'save'}"/>
387 #if settings is set to use coupons, the coupon part has to be displayed
388 if ( $settings { 'AUTH' } eq 'COUPON' ){
391 #otherwise we show the licensepart
392 & show_license_connections
();
397 #generate a random code only letters from A-Z except 'O' and 0-9
398 my @chars = ( "A" .. "N" , "P" .. "Z" , "0" .. "9" );
400 $randomstring .= $chars [ rand @chars ] for 1 . .8 ;
401 return $randomstring ;
405 & Header
:: openbox
( '100%' , 'left' , $Lang :: tr
{ 'Captive generate coupon' });
406 print "<form method='post' action=' $ENV {'SCRIPT_NAME'}'>" ;
407 print "<table border='0' width='100%'>" ;
408 print "<tr><td width='30%'><br> $Lang ::tr{'Captive vouchervalid'}</td><td width='70%'><br>" ;
410 print "<table class='tbl' border='0' width='100%'>" ;
411 print "<th> $Lang ::tr{'hours'}</th><th> $Lang ::tr{'days'}</th><th> $Lang ::tr{'weeks'}</th><th> $Lang ::tr{'months'}</th><th></th><th></th>" ;
413 #print hour-dropdownbox
415 print "<tr height='40px'><td><select name='EXP_HOUR' style='width:8em;'>" ;
416 print "<option value='0' " ;
417 print " selected='selected'" if ( $settings { 'EXP_HOUR' } eq '0' );
418 print ">--</option>" ;
419 for ( my $i = 1 ; $i < 25 ; $i ++){
420 my $exp_sec = $i * $hrs ;
421 print "<option value=' $exp_sec ' " ;
422 print " selected='selected'" if ( $settings { 'EXP_HOUR' } eq $exp_sec );
423 print "> $i </option>" ;
427 #print day-dropdownbox
429 print "<select name='EXP_DAY' style='width:8em;'>" ;
430 print "<option value='0' " ;
431 print " selected='selected'" if ( $settings { 'EXP_DAY' } eq '0' );
432 print ">--</option>" ;
433 for ( my $i = 1 ; $i < 8 ; $i ++){
434 my $exp_sec = $i * $days ;
435 print "<option value=' $exp_sec ' " ;
436 print " selected='selected'" if ( $settings { 'EXP_DAY' } eq $exp_sec );
437 print "> $i </option>" ;
441 #print week-dropdownbox
443 print "<select name='EXP_WEEK' style='width:8em;'>" ;
444 print "<option value='0' " ;
445 print " selected='selected'" if ( $settings { 'EXP_WEEK' } eq '0' );
446 print ">--</option>" ;
447 for ( my $i = 1 ; $i < 5 ; $i ++){
448 my $exp_sec = $i * $week ;
449 print "<option value=' $exp_sec ' " ;
450 print " selected='selected'" if ( $settings { 'EXP_WEEK' } eq $exp_sec );
451 print "> $i </option>" ;
455 #print month-dropdownbox
456 my $month = 3600 * 24 * 30 ;
457 print "<select name='EXP_MONTH' style='width:8em;'>" ;
458 print "<option value='0' " ;
459 print " selected='selected'" if ( $settings { 'EXP_MONTH' } eq '0' );
460 print ">--</option>" ;
461 for ( my $i = 1 ; $i < 13 ; $i ++){
462 my $exp_sec = $i * $month ;
463 print "<option value=' $exp_sec ' " ;
464 print " selected='selected'" if ( $settings { 'EXP_MONTH' } eq $exp_sec );
465 print "> $i </option>" ;
468 print "<td> <input type='checkbox' name='UNLIMITED' $checked {'UNLIMITED'}{'on'} /></td><td> <b> $Lang ::tr{'Captive nolimit'}</b></td>" ;
469 print "</tr></table>" ;
471 print "<tr><td><br> $Lang ::tr{'remark'}</td><td><br><input type='text' style='width: 98%;' name='REMARK' align='left'></td></tr>" ;
472 print "<tr><td> </td><td></td></tr></table><br><br>" ;
473 $cgiparams { 'CODE' } = & gencode
();
474 print "<div align='right'><input type='submit' name='ACTION' value=' $Lang ::tr{'Captive generate coupon'}'><input type='hidden' name='CODE' value=' $cgiparams {'CODE'}'></form></div>" ;
478 # Show all coupons if exist
488 sub show_license_connections
(){
489 #if there are active clients, show the box with active connections
490 return if ( - z
$clients || ! - f
$clients );
493 & Header
:: openbox
( '100%' , 'left' , $Lang :: tr
{ 'Captive voactive' });
495 <center><table class='tbl'>
497 <th align='center' width='15%'> $Lang ::tr{'Captive coupon'}</th><th th align='center' width='15%'> $Lang ::tr{'Captive activated'}</th><th th align='center' width='15%'> $Lang ::tr{'Captive expire'}</th><th align='center' width='50%'><font size='1'> $Lang ::tr{'Captive mac'}</th><th th align='center' width='5%'> $Lang ::tr{'delete'}</th></tr>
500 #read all clients from hash and show table
501 & General
:: readhasharray
( $clients , \
%clientshash ) if (- e
$clients );
502 foreach my $key ( keys %clientshash ){
503 my $starttime = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( $clientshash { $key }[ 2 ]));
505 if ( $clientshash { $key }[ 3 ] eq '0' ){
506 $endtime = $Lang :: tr
{ 'Captive nolimit' };
508 $endtime = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( $clientshash { $key }[ 2 ]+ $clientshash { $key }[ 3 ]));
513 $col = "bgcolor=' $color {'color20'}'" ;
515 $col = "bgcolor=' $color {'color22'}'" ;
518 print "<td $col ><center> $clientshash { $key }[4]</td><td $col ><center> $starttime " ;
519 print "</center></td><td $col ><center> $endtime " ;
520 print "</td><td $col ><center> $clientshash { $key }[0]</td><td $col ><form method='post'><center><input type='image' src='/images/delete.gif' align='middle' alt=' $Lang ::tr{'delete'}' title=' $Lang ::tr{'delete'}' /><form method='post'><input type='hidden' name='ACTION' value='delete-client' /><input type='hidden' name='key' value=' $clientshash { $key }[0]' /></form></tr>" ;
529 #if there are already generated but unsused coupons, print a table
532 & Header
:: openbox
( '100%' , 'left' , $Lang :: tr
{ 'Captive vout' });
534 <center><table class='tbl' border='0'>
536 <th align='center' width='15%'> $Lang ::tr{'Captive coupon'}</th><th align='center' width='15%'> $Lang ::tr{'date'}</th><th th align='center' width='15%'> $Lang ::tr{'Captive expire'}</th><th align='center' width='60%'> $Lang ::tr{'remark'}</th><th align='center' width='5%'> $Lang ::tr{'delete'}</th></tr>
539 & General
:: readhasharray
( $coupons , \
%couponhash ) if (- e
$coupons );
540 foreach my $key ( keys %couponhash )
542 my $starttime = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( $couponhash { $key }[ 0 ]));
544 if ( $couponhash { $key }[ 2 ] eq '0' ){
545 $endtime = $Lang :: tr
{ 'Captive nolimit' };
547 $endtime = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( time ()+ $couponhash { $key }[ 2 ]));
552 $col = "bgcolor=' $color {'color20'}'" ;
554 $col = "bgcolor=' $color {'color22'}'" ;
558 print "<td $col ><center><b> $couponhash { $key }[1]</b></td>" ;
559 print "<td $col ><center> $starttime </td>" ;
560 print "<td $col ><center> $endtime </td>" ;
561 print "<td $col align='center'> $couponhash { $key }[3]</td>" ;
562 print "<td $col ><form method='post'><center><input type='image' src='/images/delete.gif' align='middle' alt=' $Lang ::tr{'delete'}' title=' $Lang ::tr{'delete'}' /><form method='post'><input type='hidden' name='ACTION' value='delete-coupon' /><input type='hidden' name='key' value=' $couponhash { $key }[0]' /></form></tr>" ;
571 #if there are active clients which use coupons show table
572 return if ( - z
$clients || ! - f
$clients );
575 & Header
:: openbox
( '100%' , 'left' , $Lang :: tr
{ 'Captive voactive' });
577 <center><table class='tbl' width='100%'>
579 <th align='center' width='15%'> $Lang ::tr{'Captive coupon'}</th><th th align='center' width='15%'> $Lang ::tr{'Captive activated'}</th><th align='center' width='15%'> $Lang ::tr{'Captive expire'}</th><th align='center' width='10%'> $Lang ::tr{'Captive mac'}</th><th align='center' width='43%'> $Lang ::tr{'remark'}</th><th th align='center' width='5%'> $Lang ::tr{'delete'}</th></tr>
582 & General
:: readhasharray
( $clients , \
%clientshash ) if (- e
$clients );
583 foreach my $key ( keys %clientshash )
585 #calculate time from clientshash (starttime)
586 my $starttime = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( $clientshash { $key }[ 2 ]));
587 #calculate endtime from clientshash
589 if ( $clientshash { $key }[ 3 ] eq '0' ){
590 $endtime = $Lang :: tr
{ 'Captive nolimit' };
592 $endtime = sub { sprintf ' %02d . %02d . %04d %02d : %02d ' , $_ [ 3 ], $_ [ 4 ]+ 1 , $_ [ 5 ]+ 1900 , $_ [ 2 ], $_ [ 1 ] }->( localtime ( $clientshash { $key }[ 2 ]+ $clientshash { $key }[ 3 ]));
597 $col = "bgcolor=' $color {'color20'}'" ;
599 $col = "bgcolor=' $color {'color22'}'" ;
603 print "<td $col ><center><b> $clientshash { $key }[4]</b></td><td $col ><center> $starttime " ;
604 print "</center></td><td $col ><center> $endtime </center></td><td $col ><center> $clientshash { $key }[0]</td><td $col ><center> $clientshash { $key }[5]</center>" ;
605 print "</td><td $col ><form method='post'><center><input type='image' src='/images/delete.gif' align='middle' alt=' $Lang ::tr{'delete'}' title=' $Lang ::tr{'delete'}' /><form method='post'><input type='hidden' name='ACTION' value='delete-client' /><input type='hidden' name='key' value=' $clientshash { $key }[0]' /></form></tr>" ;
615 # Checks a hostname against RFC1035
617 # Each part should be at least two characters in length
618 # but no more than 63 characters
619 if ( length ( $remark ) < 1 || length ( $remark ) > 255 ) {
621 # Only valid characters are a-z, A-Z, 0-9 and -
622 if ( $remark !~ /^[a-zäöüA-ZÖÄÜ0-9-.:;\|_()\/ \s
]*$/) {
624 # First character can only be a letter or a digit
625 if ( substr ( $remark , 0 , 1 ) !~ /^[a-zäöüA-ZÖÄÜ0-9]*$/ ) {
627 # Last character can only be a letter or a digit
628 if ( substr ( $remark , - 1 , 1 ) !~ /^[a-zöäüA-ZÖÄÜ0-9.:;_)]*$/ ) {
635 my ( $width , $height ) = ( undef , undef );
637 if ( $Buffer =~ /IHDR(.{8})/ ) {
639 ( $width , $height ) = unpack ( "NN" , $PNG );
644 return ( $width , $height );
648 #if an errormessage exits, show a box with errormessage
650 & Header
:: openbox
( '100%' , 'left' , $Lang :: tr
{ 'error messages' });
651 print "<class name='base'> $errormessage \n " ;
652 print " </class> \n " ;
657 & Header
:: closebigbox
();
658 & Header
:: closepage
();