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.]+",
              "property-[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});
  }

foreach $property (@router_properties)
  {
   $key="property-$property";
   $value=$router_profile_property{$property}->{$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	"property-[a-z]+" => "[0-9.]+",
44	"oneway" => "(1\|0\|true\|false\|on\|off)",
45	"weight" => "[0-9.]+",
46	"height" => "[0-9.]+",
47	"width" => "[0-9.]+",
48	"length" => "[0-9.]+",
49	"length" => "[0-9.]+",
50
51	"submit" => "(shortest\|quickest\|link)",
52	"output" => "(gpx-route\|gpx-track\|txt\|txt-all\|html)"
53	);
54
55	# Validate the CGI parameters, ignore invalid ones
56
57	foreach $key (@rawparams)
58	{
59	foreach $test (keys (%legalparams))
60	{
61	if($key =~ m%^$test$%)
62	{
63	$value=$query->param($key);
64
65	if($value =~ m%^$legalparams{$test}$%)
66	{
67	$cgiparams{$key}=$value;
68	last;
69	}
70	}
71	}
72	}
73
74	# Possible file formats
75
76	%formats=(
77	"gpx-route" => "-route.gpx",
78	"gpx-track" => "-track.gpx",
79	"txt" => ".txt",
80	"txt-all" => "-all.txt"
81	);
82
83	# Possible MIME types
84
85	%mimetypes=(
86	"gpx-route" => "text/xml",
87	"gpx-track" => "text/xml",
88	"txt" => "text/plain",
89	"txt-all" => "text/plain"
90	);
91
92	# Get the important parameters
93
94	$submit=$cgiparams{submit};
95	delete $cgiparams{submit};
96
97	$output=$cgiparams{output};
98	delete $cgiparams{output};
99
100	$output="html" if(!$output \|\| !$formats{$output} \|\|
101	($submit ne "shortest" && $submit ne "quickest"));
102
103	# Generate a custom URL
104
105	$customurl="";
106
107	if($submit)
108	{
109	$customurl="noscript.cgi?";
110
111	foreach $key (sort (keys %cgiparams))
112	{
113	$customurl.="$key=$cgiparams{$key};";
114	}
115
116	$customurl.="submit=custom";
117	}
118
119	# Fill in the default parameters using the ones in router.pl (don't use compiled in defaults)
120
121	$cgiparams{transport}='motorcar' if(!defined $cgiparams{transport});
122
123	$transport=$cgiparams{transport};
124
125	foreach $highway (@router_highways)
126	{
127	$key="highway-$highway";
128	$value=$router_profile_highway{$highway}->{$transport};
129	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
130
131	$key="speed-$highway";
132	$value=$router_profile_speed{$highway}->{$transport};
133	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
134	}
135
136	foreach $property (@router_properties)
137	{
138	$key="property-$property";
139	$value=$router_profile_property{$property}->{$transport};
140	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
141	}
142
143	$cgiparams{oneway} =~ s/(true\|on)/1/;
144	$cgiparams{oneway} =~ s/(false\|off)/0/;
145
146	foreach $restriction (@router_restrictions)
147	{
148	$key="$restriction";
149	$value=$router_profile_restrictions{$restriction}->{$transport};
150	$cgiparams{$key}=$value if(!defined $cgiparams{$key});
151	}
152
153	# Open template file before running the router (including changing directory)
154
155	open(TEMPLATE,"<noscript.template.html");
156
157	# Run the router
158
159	if($submit eq "shortest" \|\| $submit eq "quickest")
160	{
161	($router_uuid,$router_time,$router_result,$router_message)=&RunRouter($submit,%cgiparams);
162
163	$router_type=$submit;
164	$router_Type="Shortest" if($submit eq "shortest");
165	$router_Type="Quickest" if($submit eq "quickest");
166	}
167
168	# Generate the output
169
170	if($output eq "html" \|\| $router_message)
171	{
172	# Parse the template and fill in the parameters
173
174	print header('text/html');
175
176	while(<TEMPLATE>)
177	{
178	if(m%<input% && m%<!-- ([^ ]+) *-->%)
179	{
180	$key=$1;
181
182	m%type="([a-z]+)"%;
183	$type=$1;
184
185	m%value="([a-z]+)"%;
186	$value=$1;
187
188	if($type eq "radio")
189	{
190	$checked="";
191	$checked="checked" if($cgiparams{$key} eq $value);
192
193	s%><!-- .+? *-->% $checked>%;
194	}
195	elsif($type eq "checkbox")
196	{
197	$checked="";
198	$checked="checked" if($cgiparams{$key});
199
200	s%><!-- .+? *-->% $checked>%;
201	}
202	elsif($type eq "text")
203	{
204	s%><!-- .+? *-->% value="$cgiparams{$key}">%;
205	}
206
207	print;
208	}
209	elsif(m%<!-- custom-url -->%)
210	{
211	s%<!-- custom-url -->%$customurl%;
212
213	print if($submit);
214	}
215	elsif(m%<!-- result-start -->%)
216	{
217	$results_section=1;
218	}
219	elsif(m%<!-- result-finish -->%)
220	{
221	$results_section=0;
222	}
223	elsif($results_section)
224	{
225	s%<!-- result-Type -->%$router_Type%;
226	s%<!-- result-type -->%$router_type%;
227	s%<!-- result-uuid -->%$router_uuid%;
228	s%<!-- result-time -->%$router_time%;
229	s%<!-- result-result -->%$router_result%;
230	s%<!-- result-message -->%$router_message%;
231
232	print if($router_uuid);
233	}
234	else
235	{
236	print;
237	}
238	}
239
240	close(TEMPLATE);
241	}
242	else
243	{
244	print header($mimetypes{$output});
245
246	system "cat $submit$formats{$output}";
247	}