git.maemo.org Git - routino/blob - web/www/routino/customrouter.cgi

   1 #!/usr/bin/perl
   2 #
   3 # Routino router custom link CGI
   4 #
   5 # Part of the Routino routing software.
   6 #
   7 # This file Copyright 2008-2010 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"             => "[-0-9.]+",
  39               "lat"             => "[-0-9.]+",
  40               "zoom"            => "[0-9]+",
  41
  42               "lon[1-9]"        => "[-0-9.]+",
  43               "lat[1-9]"        => "[-0-9.]+",
  44               "transport"       => "[a-z]+",
  45               "highway-[a-z]+"  => "[0-9.]+",
  46               "speed-[a-z]+"    => "[0-9.]+",
  47               "property-[a-z]+" => "[0-9.]+",
  48               "oneway"          => "(1|0|true|false|on|off)",
  49               "weight"          => "[0-9.]+",
  50               "height"          => "[0-9.]+",
  51               "width"           => "[0-9.]+",
  52               "length"          => "[0-9.]+",
  53
  54               "language"        => "[-a-zA-Z]+"
  55              );
  56
  57 # Validate the CGI parameters, ignore invalid ones
  58
  59 foreach $key (@rawparams)
  60   {
  61    foreach $test (keys (%legalparams))
  62      {
  63       if($key =~ m%^$test$%)
  64         {
  65          $value=$query->param($key);
  66
  67          if($value =~ m%^$legalparams{$test}$%)
  68            {
  69             $cgiparams{$key}=$value;
  70             last;
  71            }
  72         }
  73      }
  74   }
  75
  76 # Fill in the default parameters
  77
  78 %fullparams=FillInDefaults(%cgiparams);
  79
  80 # Open template file and output it
  81
  82 $lang=$cgiparams{'language'};
  83
  84 if( -f "router.html.$lang")
  85   {
  86    open(TEMPLATE,"<router.html.$lang");
  87   }
  88 else
  89   {
  90    open(TEMPLATE,"<router.html");
  91   }
  92
  93 # Parse the template and fill in the parameters
  94
  95 print header('text/html');
  96
  97 while(<TEMPLATE>)
  98   {
  99    if(m%^<BODY.+>%)
 100      {
 101       s/'lat'/$cgiparams{'lat'}/   if(defined $cgiparams{'lat'});
 102       s/'lon'/$cgiparams{'lon'}/   if(defined $cgiparams{'lon'});
 103       s/'zoom'/$cgiparams{'zoom'}/ if(defined $cgiparams{'zoom'});
 104       print;
 105      }
 106    elsif(m%<input% && m%<!-- ([^ ]+) *-->%)
 107      {
 108       $key=$1;
 109
 110       m%type="([a-z]+)"%;
 111       $type=$1;
 112
 113       m%value="([a-z]+)"%;
 114       $value=$1;
 115
 116       if($type eq "radio")
 117         {
 118          $checked="";
 119          $checked="checked" if($fullparams{$key} eq $value);
 120
 121          s%><!-- .+? *-->% $checked>%;
 122         }
 123       elsif($type eq "checkbox")
 124         {
 125          $checked="";
 126          $checked="checked" if($fullparams{$key});
 127
 128          s%><!-- .+? *-->% $checked>%;
 129         }
 130       elsif($type eq "text")
 131         {
 132          s%><!-- .+? *-->% value="$fullparams{$key}">%;
 133         }
 134
 135       print;
 136      }
 137    else
 138      {
 139       print;
 140      }
 141   }
 142
 143 close(TEMPLATE);