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   1  <?php
   2  header('Content-type: text/html; charset=utf-8');
   3  
   4  // The following variables values must reflect your installation needs.
   5  
   6  $aspell_prog    = '"C:\Program Files\Aspell\bin\aspell.exe"';    // by FredCK (for Windows)
   7  //$aspell_prog    = 'aspell';                                        // by FredCK (for Linux)
   8  
   9  $lang            = 'en_US';
  10  $aspell_opts    = "-a --lang=$lang --encoding=utf-8 -H --rem-sgml-check=alt";        // by FredCK
  11  
  12  $tempfiledir    = "./";
  13  
  14  $spellercss        = '../spellerStyle.css';                        // by FredCK
  15  $word_win_src    = '../wordWindow.js';                            // by FredCK
  16  
  17  $textinputs        = $_POST['textinputs']; # array
  18  $input_separator = "A";
  19  
  20  # set the JavaScript variable to the submitted text.
  21  # textinputs is an array, each element corresponding to the (url-encoded)
  22  # value of the text control submitted for spell-checking
  23  function print_textinputs_var() {
  24      global $textinputs;
  25      foreach( $textinputs as $key=>$val ) {
  26          # $val = str_replace( "'", "%27", $val );
  27          echo "textinputs[$key] = decodeURIComponent(\"" . $val . "\");\n";
  28      }
  29  }
  30  
  31  # make declarations for the text input index
  32  function print_textindex_decl( $text_input_idx ) {
  33      echo "words[$text_input_idx] = [];\n";
  34      echo "suggs[$text_input_idx] = [];\n";
  35  }
  36  
  37  # set an element of the JavaScript 'words' array to a misspelled word
  38  function print_words_elem( $word, $index, $text_input_idx ) {
  39      echo "words[$text_input_idx][$index] = '" . escape_quote( $word ) . "';\n";
  40  }
  41  
  42  
  43  # set an element of the JavaScript 'suggs' array to a list of suggestions
  44  function print_suggs_elem( $suggs, $index, $text_input_idx ) {
  45      echo "suggs[$text_input_idx][$index] = [";
  46      foreach( $suggs as $key=>$val ) {
  47          if( $val ) {
  48              echo "'" . escape_quote( $val ) . "'";
  49              if ( $key+1 < count( $suggs )) {
  50                  echo ", ";
  51              }
  52          }
  53      }
  54      echo "];\n";
  55  }
  56  
  57  # escape single quote
  58  function escape_quote( $str ) {
  59      return preg_replace ( "/'/", "\\'", $str );
  60  }
  61  
  62  
  63  # handle a server-side error.
  64  function error_handler( $err ) {
  65      echo "error = '" . preg_replace( "/['\\\\]/", "\\\\$0", $err ) . "';\n";
  66  }
  67  
  68  ## get the list of misspelled words. Put the results in the javascript words array
  69  ## for each misspelled word, get suggestions and put in the javascript suggs array
  70  function print_checker_results() {
  71  
  72      global $aspell_prog;
  73      global $aspell_opts;
  74      global $tempfiledir;
  75      global $textinputs;
  76      global $input_separator;
  77      $aspell_err = "";
  78      # create temp file
  79      $tempfile = tempnam( $tempfiledir, 'aspell_data_' );
  80  
  81      # open temp file, add the submitted text.
  82      if( $fh = fopen( $tempfile, 'w' )) {
  83          for( $i = 0; $i < count( $textinputs ); $i++ ) {
  84              $text = urldecode( $textinputs[$i] );
  85  
  86              // Strip all tags for the text. (by FredCK - #339 / #681)
  87              $text = preg_replace( "/<[^>]+>/", " ", $text ) ;
  88  
  89              $lines = explode( "\n", $text );
  90              fwrite ( $fh, "%\n" ); # exit terse mode
  91              fwrite ( $fh, "^$input_separator\n" );
  92              fwrite ( $fh, "!\n" ); # enter terse mode
  93              foreach( $lines as $key=>$value ) {
  94                  # use carat on each line to escape possible aspell commands
  95                  fwrite( $fh, "^$value\n" );
  96              }
  97          }
  98          fclose( $fh );
  99  
 100          # exec aspell command - redirect STDERR to STDOUT
 101          $cmd = "$aspell_prog $aspell_opts < $tempfile 2>&1";
 102          if( $aspellret = shell_exec( $cmd )) {
 103              $linesout = explode( "\n", $aspellret );
 104              $index = 0;
 105              $text_input_index = -1;
 106              # parse each line of aspell return
 107              foreach( $linesout as $key=>$val ) {
 108                  $chardesc = substr( $val, 0, 1 );
 109                  # if '&', then not in dictionary but has suggestions
 110                  # if '#', then not in dictionary and no suggestions
 111                  # if '*', then it is a delimiter between text inputs
 112                  # if '@' then version info
 113                  if( $chardesc == '&' || $chardesc == '#' ) {
 114                      $line = explode( " ", $val, 5 );
 115                      print_words_elem( $line[1], $index, $text_input_index );
 116                      if( isset( $line[4] )) {
 117                          $suggs = explode( ", ", $line[4] );
 118                      } else {
 119                          $suggs = array();
 120                      }
 121                      print_suggs_elem( $suggs, $index, $text_input_index );
 122                      $index++;
 123                  } elseif( $chardesc == '*' ) {
 124                      $text_input_index++;
 125                      print_textindex_decl( $text_input_index );
 126                      $index = 0;
 127                  } elseif( $chardesc != '@' && $chardesc != "" ) {
 128                      # assume this is error output
 129                      $aspell_err .= $val;
 130                  }
 131              }
 132              if( $aspell_err ) {
 133                  $aspell_err = "Error executing `$cmd`\\n$aspell_err";
 134                  error_handler( $aspell_err );
 135              }
 136          } else {
 137              error_handler( "System error: Aspell program execution failed (`$cmd`)" );
 138          }
 139      } else {
 140          error_handler( "System error: Could not open file '$tempfile' for writing" );
 141      }
 142  
 143      # close temp file, delete file
 144      unlink( $tempfile );
 145  }
 146  
 147  
 148  ?>
 149  <html>
 150  <head>
 151  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 152  <link rel="stylesheet" type="text/css" href="<?php echo $spellercss ?>" />
 153  <script language="javascript" src="<?php echo $word_win_src ?>"></script>
 154  <script language="javascript">
 155  var suggs = new Array();
 156  var words = new Array();
 157  var textinputs = new Array();
 158  var error;
 159  <?php
 160  
 161  print_textinputs_var();
 162  
 163  print_checker_results();
 164  
 165  ?>
 166  
 167  var wordWindowObj = new wordWindow();
 168  wordWindowObj.originalSpellings = words;
 169  wordWindowObj.suggestions = suggs;
 170  wordWindowObj.textInputs = textinputs;
 171  
 172  function init_spell() {
 173      // check if any error occured during server-side processing
 174      if( error ) {
 175          alert( error );
 176      } else {
 177          // call the init_spell() function in the parent frameset
 178          if (parent.frames.length) {
 179              parent.init_spell( wordWindowObj );
 180          } else {
 181              alert('This page was loaded outside of a frameset. It might not display properly');
 182          }
 183      }
 184  }
 185  
 186  
 187  
 188  </script>
 189  
 190  </head>
 191  <!-- <body onLoad="init_spell();">        by FredCK -->
 192  <body onLoad="init_spell();" bgcolor="#ffffff">
 193  
 194  <script type="text/javascript">
 195  wordWindowObj.writeBody();
 196  </script>
 197  
 198  </body>
 199  </html>