[Sommaire] [Imprimer]

   1  #!/usr/bin/perl

   2  
   3  use CGI qw/ :standard /;
   4  use File::Temp qw/ tempfile tempdir /;
   5  
   6  # my $spellercss = '/speller/spellerStyle.css';                    # by FredCK

   7  my $spellercss = '../spellerStyle.css';                            # by FredCK

   8  # my $wordWindowSrc = '/speller/wordWindow.js';                    # by FredCK

   9  my $wordWindowSrc = '../wordWindow.js';                            # by FredCK

  10  my @textinputs = param( 'textinputs[]' ); # array

  11  # my $aspell_cmd = 'aspell';                                    # by FredCK (for Linux)

  12  my $aspell_cmd = '"C:\Program Files\Aspell\bin\aspell.exe"';    # by FredCK (for Windows)

  13  my $lang = 'en_US';
  14  # my $aspell_opts = "-a --lang=$lang --encoding=utf-8";            # by FredCK

  15  my $aspell_opts = "-a --lang=$lang --encoding=utf-8 -H";        # by FredCK

  16  my $input_separator = "A";
  17  
  18  # set the 'wordtext' JavaScript variable to the submitted text.

  19  sub printTextVar {
  20      for( my $i = 0; $i <= $#textinputs; $i++ ) {
  21              print "textinputs[$i] = decodeURIComponent('" . escapeQuote( $textinputs[$i] ) . "')\n";
  22      }
  23  }
  24  
  25  sub printTextIdxDecl {
  26      my $idx = shift;
  27      print "words[$idx] = [];\n";
  28      print "suggs[$idx] = [];\n";
  29  }
  30  
  31  sub printWordsElem {
  32      my( $textIdx, $wordIdx, $word ) = @_;
  33      print "words[$textIdx][$wordIdx] = '" . escapeQuote( $word ) . "';\n";
  34  }
  35  
  36  sub printSuggsElem {
  37      my( $textIdx, $wordIdx, @suggs ) = @_;
  38      print "suggs[$textIdx][$wordIdx] = [";
  39      for my $i ( 0..$#suggs ) {
  40          print "'" . escapeQuote( $suggs[$i] ) . "'";
  41          if( $i < $#suggs ) {
  42              print ", ";
  43          }
  44      }
  45      print "];\n";
  46  }
  47  
  48  sub printCheckerResults {
  49      my $textInputIdx = -1;
  50      my $wordIdx = 0;
  51      my $unhandledText;
  52      # create temp file

  53      my $dir = tempdir( CLEANUP => 1 );
  54      my( $fh, $tmpfilename ) = tempfile( DIR => $dir );
  55  
  56      # temp file was created properly?

  57  
  58      # open temp file, add the submitted text.

  59      for( my $i = 0; $i <= $#textinputs; $i++ ) {
  60          $text = url_decode( $textinputs[$i] );
  61          @lines = split( /\n/, $text );
  62          print $fh "\%\n"; # exit terse mode

  63          print $fh "^$input_separator\n";
  64          print $fh "!\n";  # enter terse mode

  65          for my $line ( @lines ) {
  66              # use carat on each line to escape possible aspell commands

  67              print $fh "^$line\n";
  68          }
  69  
  70      }
  71      # exec aspell command

  72      my $cmd = "$aspell_cmd $aspell_opts < $tmpfilename 2>&1";
  73      open ASPELL, "$cmd |" or handleError( "Could not execute `$cmd`\\n$!" ) and return;
  74      # parse each line of aspell return

  75      for my $ret ( <ASPELL> ) {
  76          chomp( $ret );
  77          # if '&', then not in dictionary but has suggestions

  78          # if '#', then not in dictionary and no suggestions

  79          # if '*', then it is a delimiter between text inputs

  80          if( $ret =~ /^\*/ ) {
  81              $textInputIdx++;
  82              printTextIdxDecl( $textInputIdx );
  83              $wordIdx = 0;
  84  
  85          } elsif( $ret =~ /^(&|#)/ ) {
  86              my @tokens = split( " ", $ret, 5 );
  87              printWordsElem( $textInputIdx, $wordIdx, $tokens[1] );
  88              my @suggs = ();
  89              if( $tokens[4] ) {
  90                  @suggs = split( ", ", $tokens[4] );
  91              }
  92              printSuggsElem( $textInputIdx, $wordIdx, @suggs );
  93              $wordIdx++;
  94          } else {
  95              $unhandledText .= $ret;
  96          }
  97      }
  98      close ASPELL or handleError( "Error executing `$cmd`\\n$unhandledText" ) and return;
  99  }
 100  
 101  sub escapeQuote {
 102      my $str = shift;
 103      $str =~ s/'/\\'/g;
 104      return $str;
 105  }
 106  
 107  sub handleError {
 108      my $err = shift;
 109      print "error = '" . escapeQuote( $err ) . "';\n";
 110  }
 111  
 112  sub url_decode {
 113      local $_ = @_ ? shift : $_;
 114      defined or return;
 115      # change + signs to spaces

 116      tr/+/ /;
 117      # change hex escapes to the proper characters

 118      s/%([a-fA-F0-9]{2})/pack "H2", $1/eg;
 119      return $_;
 120  }
 121  
 122  # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

 123  # Display HTML

 124  # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

 125  
 126  print <<EOF;
 127  Content-type: text/html; charset=utf-8
 128  
 129  <html>
 130  <head>
 131  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 132  <link rel="stylesheet" type="text/css" href="$spellercss"/>
 133  <script src="$wordWindowSrc"></script>
 134  <script type="text/javascript">
 135  var suggs = new Array();
 136  var words = new Array();
 137  var textinputs = new Array();
 138  var error;
 139  EOF
 140  
 141  printTextVar();
 142  
 143  printCheckerResults();
 144  
 145  print <<EOF;
 146  var wordWindowObj = new wordWindow();
 147  wordWindowObj.originalSpellings = words;
 148  wordWindowObj.suggestions = suggs;
 149  wordWindowObj.textInputs = textinputs;
 150  
 151  
 152  function init_spell() {
 153      // check if any error occured during server-side processing

 154      if( error ) {
 155          alert( error );
 156      } else {
 157          // call the init_spell() function in the parent frameset

 158          if (parent.frames.length) {
 159              parent.init_spell( wordWindowObj );
 160          } else {
 161              error = "This page was loaded outside of a frameset. ";
 162              error += "It might not display properly";
 163              alert( error );
 164          }
 165      }
 166  }
 167  
 168  </script>
 169  
 170  </head>
 171  <body onLoad="init_spell();">
 172  
 173  <script type="text/javascript">
 174  wordWindowObj.writeBody();
 175  </script>
 176  
 177  </body>
 178  </html>
 179  EOF
 180