www/routino/noscript.cgi

#!/usr/bin/perl
#
# Routino non-Javascript router 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 generic router script
require "router.pl";

# 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[1-9]"       => "[-0-9.]+",
              "lat[1-9]"       => "[-0-9.]+",
              "transport"      => "[a-z]+",
              "highway-[a-z]+" => "[0-9.]+",
              "speed-[a-z]+"   => "[0-9.]+",
              "oneway"         => "(1|0|true|false|on|off)",
              "weight"         => "[0-9.]+",
              "height"         => "[0-9.]+",
              "width"          => "[0-9.]+",
              "length"         => "[0-9.]+",
              "length"         => "[0-9.]+",

              "submit"         => "(shortest|quickest|link)",
              "output"         => "(gpx-route|gpx-track|txt|txt-all|html)"
             );

# 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;
           }
        }
     }
  }

# Possible file formats

%formats=(
          "gpx-route" => "-route.gpx",
          "gpx-track" => "-track.gpx",
          "txt"       => ".txt",
          "txt-all"   => "-all.txt"
         );

# Possible MIME types

%mimetypes=(
            "gpx-route" => "text/xml",
            "gpx-track" => "text/xml",
            "txt"       => "text/plain",
            "txt-all"   => "text/plain"
           );

# Get the important parameters

$submit=$cgiparams{submit};
delete $cgiparams{submit};

$output=$cgiparams{output};
delete $cgiparams{output};

$output="html" if(!$output || !$formats{$output} ||
                  ($submit ne "shortest" && $submit ne "quickest"));

# Generate a custom URL

$customurl="";

if($submit)
  {
   $customurl="noscript.cgi?";

   foreach $key (sort (keys %cgiparams))
     {
      $customurl.="$key=$cgiparams{$key};";
     }

   $customurl.="submit=custom";
  }

# Fill in the default parameters using the ones in router.pl (don't use compiled in defaults)

$cgiparams{transport}='motorcar' if(!defined $cgiparams{transport});

$transport=$cgiparams{transport};

foreach $highway (@router_highways)
  {
   $key="highway-$highway";
   $value=$router_profile_highway{$highway}->{$transport};
   $cgiparams{$key}=$value if(!defined $cgiparams{$key});

   $key="speed-$highway";
   $value=$router_profile_speed{$highway}->{$transport};
   $cgiparams{$key}=$value if(!defined $cgiparams{$key});
  }

$cgiparams{oneway} =~ s/(true|on)/1/;
$cgiparams{oneway} =~ s/(false|off)/0/;

foreach $restriction (@router_restrictions)
  {
   $key="$restriction";
   $value=$router_profile_restrictions{$restriction}->{$transport};
   $cgiparams{$key}=$value if(!defined $cgiparams{$key});
  }

# Open template file before running the router (including changing directory)

open(TEMPLATE,"<noscript.template.html");

# Run the router

if($submit eq "shortest" || $submit eq "quickest")
  {
   ($router_uuid,$router_time,$router_result,$router_message)=&RunRouter($submit,%cgiparams);

   $router_type=$submit;
   $router_Type="Shortest" if($submit eq "shortest");
   $router_Type="Quickest" if($submit eq "quickest");
  }

# Generate the output

if($output eq "html" || $router_message)
  {
   # Parse the template and fill in the parameters

   print header('text/html');

   while(<TEMPLATE>)
     {
      if(m%<input% && m%<!-- ([^ ]+) *-->%)
        {
         $key=$1;

         m%type="([a-z]+)"%;
         $type=$1;

         m%value="([a-z]+)"%;
         $value=$1;

         if($type eq "radio")
           {
            $checked="";
            $checked="checked" if($cgiparams{$key} eq $value);

            s%><!-- .+? *-->% $checked>%;
           }
         elsif($type eq "checkbox")
           {
            $checked="";
            $checked="checked" if($cgiparams{$key});

            s%><!-- .+? *-->% $checked>%;
           }
         elsif($type eq "text")
           {
            s%><!-- .+? *-->% value="$cgiparams{$key}">%;
           }

         print;
        }
      elsif(m%<!-- custom-url -->%)
        {
         s%<!-- custom-url -->%$customurl%;

         print if($submit);
        }
      elsif(m%<!-- result-start -->%)
        {
         $results_section=1;
        }
      elsif(m%<!-- result-finish -->%)
        {
         $results_section=0;
        }
      elsif($results_section)
        {
         s%<!-- result-Type -->%$router_Type%;
         s%<!-- result-type -->%$router_type%;
         s%<!-- result-uuid -->%$router_uuid%;
         s%<!-- result-time -->%$router_time%;
         s%<!-- result-result -->%$router_result%;
         s%<!-- result-message -->%$router_message%;

         print if($router_uuid);
        }
      else
        {
         print;
        }
     }

   close(TEMPLATE);
  }
else
  {
   print header($mimetypes{$output});

   system "cat $submit$formats{$output}";
  }
1	#!/usr/bin/perl
2	#
3	# Routino non-Javascript router 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 generic router script
24	require "router.pl";
25
26	# Use the perl CGI module
27	use CGI ':cgi';
28
29	# Create the query and get the parameters
30
31	$query=new CGI;
32
33	@rawparams=$query->param;
34
35	# Legal CGI parameters with regexp validity check
36
37	%legalparams=(
38	"lon[1-9]" => "[-0-9.]+",
39	"lat[1-9]" => "[-0-9.]+",
40	"transport" => "[a-z]+",
41	"highway-[a-z]+" => "[0-9.]+",
42	"speed-[a-z]+" => "[0-9.]+",
43	"oneway" => "(1\|0\|true\|false\|on\|off)",
44	"weight" => "[0-9.]+",
45	"height" => "[0-9.]+",
46	"width" => "[0-9.]+",
47	"length" => "[0-9.]+",
48	"length" => "[0-9.]+",
49
50	"submit" => "(shortest\|quickest\|link)",
51	"output" => "(gpx-route\|gpx-track\|txt\|txt-all\|html)"
52	);
53
54	# Validate the CGI parameters, ignore invalid ones
55
56	foreach $key (@rawparams)
57	{
58	foreach $test (keys (%legalparams))
59	{
60	if($key =~ m%^$test$%)
61	{
62	$value=$query->param($key);
63
64	if($value =~ m%^$legalparams{$test}$%)
65	{
66	$cgiparams{$key}=$value;
67	last;
68	}
69	}
70	}
71	}
72
73	# Possible file formats
74
75	%formats=(
76	"gpx-route" => "-route.gpx",
77	"gpx-track" => "-track.gpx",
78	"txt" => ".txt",
79	"txt-all" => "-all.txt"
80	);
81
82	# Possible MIME types
83
84	%mimetypes=(
85	"gpx-route" => "text/xml",
86	"gpx-track" => "text/xml",
87	"txt" => "text/plain",
88	"txt-all" => "text/plain"
89	);
90
91	# Get the important parameters
92
93	$submit=$cgiparams{submit};
94	delete $cgiparams{submit};
95
96	$output=$cgiparams{output};
97	delete $cgiparams{output};
98
99	$output="html" if(!$output \|\| !$formats{$output} \|\|
100	($submit ne "shortest" && $submit ne "quickest"));
101
102	# Generate a custom URL
103
104	$customurl="";
105
106	if($submit)
107	{
108	$customurl="noscript.cgi?";
109
110	foreach $key (sort (keys %cgiparams))
111	{
112	$customurl.="$key=$cgiparams{$key};";
113	}
114
115	$customurl.="submit=custom";
116	}
117
118	# Fill in the default parameters using the ones in router.pl (don't use compiled in defaults)
119
120	$cgiparams{transport}='motorcar' if(!defined $cgiparams{transport});
121
122	$transport=$cgiparams{transport};
123
124	foreach $highway (@router_highways)
125	{
126	$key="highway-$highway";
127	$value=$router_profile_highway{$highway}->{$transport};
128	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
129
130	$key="speed-$highway";
131	$value=$router_profile_speed{$highway}->{$transport};
132	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
133	}
134
135	$cgiparams{oneway} =~ s/(true\|on)/1/;
136	$cgiparams{oneway} =~ s/(false\|off)/0/;
137
138	foreach $restriction (@router_restrictions)
139	{
140	$key="$restriction";
141	$value=$router_profile_restrictions{$restriction}->{$transport};
142	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
143	}
144
145	# Open template file before running the router (including changing directory)
146
147	open(TEMPLATE,"<noscript.template.html");
148
149	# Run the router
150
151	if($submit eq "shortest" \|\| $submit eq "quickest")
152	{
153	($router_uuid,$router_time,$router_result,$router_message)=&RunRouter($submit,%cgiparams);
154
155	$router_type=$submit;
156	$router_Type="Shortest" if($submit eq "shortest");
157	$router_Type="Quickest" if($submit eq "quickest");
158	}
159
160	# Generate the output
161
162	if($output eq "html" \|\| $router_message)
163	{
164	# Parse the template and fill in the parameters
165
166	print header('text/html');
167
168	while(<TEMPLATE>)
169	{
170	if(m%<input% && m%<!-- ([^ ]+) *-->%)
171	{
172	$key=$1;
173
174	m%type="([a-z]+)"%;
175	$type=$1;
176
177	m%value="([a-z]+)"%;
178	$value=$1;
179
180	if($type eq "radio")
181	{
182	$checked="";
183	$checked="checked" if($cgiparams{$key} eq $value);
184
185	s%><!-- .+? *-->% $checked>%;
186	}
187	elsif($type eq "checkbox")
188	{
189	$checked="";
190	$checked="checked" if($cgiparams{$key});
191
192	s%><!-- .+? *-->% $checked>%;
193	}
194	elsif($type eq "text")
195	{
196	s%><!-- .+? *-->% value="$cgiparams{$key}">%;
197	}
198
199	print;
200	}
201	elsif(m%<!-- custom-url -->%)
202	{
203	s%<!-- custom-url -->%$customurl%;
204
205	print if($submit);
206	}
207	elsif(m%<!-- result-start -->%)
208	{
209	$results_section=1;
210	}
211	elsif(m%<!-- result-finish -->%)
212	{
213	$results_section=0;
214	}
215	elsif($results_section)
216	{
217	s%<!-- result-Type -->%$router_Type%;
218	s%<!-- result-type -->%$router_type%;
219	s%<!-- result-uuid -->%$router_uuid%;
220	s%<!-- result-time -->%$router_time%;
221	s%<!-- result-result -->%$router_result%;
222	s%<!-- result-message -->%$router_message%;
223
224	print if($router_uuid);
225	}
226	else
227	{
228	print;
229	}
230	}
231
232	close(TEMPLATE);
233	}
234	else
235	{
236	print header($mimetypes{$output});
237
238	system "cat $submit$formats{$output}";
239	}