www/routino/customvisualiser.cgi

#!/usr/bin/perl
#
# Routino data visualiser custom link CGI
#
# Part of the Routino routing software.
#
# This file Copyright 2008,2009 Andrew M. Bishop
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

# Use the perl CGI module
use CGI ':cgi';

# Create the query and get the parameters

$query=new CGI;

@rawparams=$query->param;

# Legal CGI parameters with regexp validity check

%legalparams=(
              "lon"  => "[-0-9.]+",
              "lat"  => "[-0-9.]+",
              "zoom" => "[0-9]+"
             );

# Validate the CGI parameters, ignore invalid ones

foreach $key (@rawparams)
  {
   foreach $test (keys (%legalparams))
     {
      if($key =~ m%^$test$%)
        {
         $value=$query->param($key);

         if($value =~ m%^$legalparams{$test}$%)
           {
            $cgiparams{$key}=$value;
            last;
           }
        }
     }
  }

# Open template file and output it

open(TEMPLATE,"<visualiser.html");

# Parse the template and fill in the parameters

print header('text/html');

while(<TEMPLATE>)
  {
   if(m%^<BODY.+>%)
     {
      s/'lat'/$cgiparams{'lat'}/   if($cgiparams{'lat'});
      s/'lon'/$cgiparams{'lon'}/   if($cgiparams{'lon'});
      s/'zoom'/$cgiparams{'zoom'}/ if($cgiparams{'zoom'});
      print;
     }
   else
     {
      print;
     }
  }

close(TEMPLATE);
1	#!/usr/bin/perl
2	#
3	# Routino data visualiser custom link CGI
4	#
5	# Part of the Routino routing software.
6	#
7	# This file Copyright 2008,2009 Andrew M. Bishop
8	#
9	# This program is free software: you can redistribute it and/or modify
10	# it under the terms of the GNU Affero General Public License as published by
11	# the Free Software Foundation, either version 3 of the License, or
12	# (at your option) any later version.
13	#
14	# This program is distributed in the hope that it will be useful,
15	# but WITHOUT ANY WARRANTY; without even the implied warranty of
16	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17	# GNU Affero General Public License for more details.
18	#
19	# You should have received a copy of the GNU Affero General Public License
20	# along with this program. If not, see <http://www.gnu.org/licenses/>.
21	#
22
23	# Use the perl CGI module
24	use CGI ':cgi';
25
26	# Create the query and get the parameters
27
28	$query=new CGI;
29
30	@rawparams=$query->param;
31
32	# Legal CGI parameters with regexp validity check
33
34	%legalparams=(
35	"lon" => "[-0-9.]+",
36	"lat" => "[-0-9.]+",
37	"zoom" => "[0-9]+"
38	);
39
40	# Validate the CGI parameters, ignore invalid ones
41
42	foreach $key (@rawparams)
43	{
44	foreach $test (keys (%legalparams))
45	{
46	if($key =~ m%^$test$%)
47	{
48	$value=$query->param($key);
49
50	if($value =~ m%^$legalparams{$test}$%)
51	{
52	$cgiparams{$key}=$value;
53	last;
54	}
55	}
56	}
57	}
58
59	# Open template file and output it
60
61	open(TEMPLATE,"<visualiser.html");
62
63	# Parse the template and fill in the parameters
64
65	print header('text/html');
66
67	while(<TEMPLATE>)
68	{
69	if(m%^<BODY.+>%)
70	{
71	s/'lat'/$cgiparams{'lat'}/ if($cgiparams{'lat'});
72	s/'lon'/$cgiparams{'lon'}/ if($cgiparams{'lon'});
73	s/'zoom'/$cgiparams{'zoom'}/ if($cgiparams{'zoom'});
74	print;
75	}
76	else
77	{
78	print;
79	}
80	}
81
82	close(TEMPLATE);