spellchecker.pl
上传用户:saigedz
上传日期:2019-10-14
资源大小:997k
文件大小:5k
- #!/usr/bin/perl
- use CGI qw/ :standard /;
- use File::Temp qw/ tempfile tempdir /;
- # my $spellercss = '/speller/spellerStyle.css'; # by FredCK
- my $spellercss = '../spellerStyle.css'; # by FredCK
- # my $wordWindowSrc = '/speller/wordWindow.js'; # by FredCK
- my $wordWindowSrc = '../wordWindow.js'; # by FredCK
- my @textinputs = param( 'textinputs[]' ); # array
- # my $aspell_cmd = 'aspell'; # by FredCK (for Linux)
- my $aspell_cmd = '"C:Program FilesAspellbinaspell.exe"'; # by FredCK (for Windows)
- my $lang = 'en_US';
- # my $aspell_opts = "-a --lang=$lang --encoding=utf-8"; # by FredCK
- my $aspell_opts = "-a --lang=$lang --encoding=utf-8 -H --rem-sgml-check=alt"; # by FredCK
- my $input_separator = "A";
- # set the 'wordtext' JavaScript variable to the submitted text.
- sub printTextVar {
- for( my $i = 0; $i <= $#textinputs; $i++ ) {
- print "textinputs[$i] = decodeURIComponent('" . escapeQuote( $textinputs[$i] ) . "')n";
- }
- }
- sub printTextIdxDecl {
- my $idx = shift;
- print "words[$idx] = [];n";
- print "suggs[$idx] = [];n";
- }
- sub printWordsElem {
- my( $textIdx, $wordIdx, $word ) = @_;
- print "words[$textIdx][$wordIdx] = '" . escapeQuote( $word ) . "';n";
- }
- sub printSuggsElem {
- my( $textIdx, $wordIdx, @suggs ) = @_;
- print "suggs[$textIdx][$wordIdx] = [";
- for my $i ( 0..$#suggs ) {
- print "'" . escapeQuote( $suggs[$i] ) . "'";
- if( $i < $#suggs ) {
- print ", ";
- }
- }
- print "];n";
- }
- sub printCheckerResults {
- my $textInputIdx = -1;
- my $wordIdx = 0;
- my $unhandledText;
- # create temp file
- my $dir = tempdir( CLEANUP => 1 );
- my( $fh, $tmpfilename ) = tempfile( DIR => $dir );
- # temp file was created properly?
- # open temp file, add the submitted text.
- for( my $i = 0; $i <= $#textinputs; $i++ ) {
- $text = url_decode( $textinputs[$i] );
- # Strip all tags for the text. (by FredCK - #339 / #681)
- $text =~ s/<[^>]+>/ /g;
- @lines = split( /n/, $text );
- print $fh "%n"; # exit terse mode
- print $fh "^$input_separatorn";
- print $fh "!n"; # enter terse mode
- for my $line ( @lines ) {
- # use carat on each line to escape possible aspell commands
- print $fh "^$linen";
- }
- }
- # exec aspell command
- my $cmd = "$aspell_cmd $aspell_opts < $tmpfilename 2>&1";
- open ASPELL, "$cmd |" or handleError( "Could not execute `$cmd`\n$!" ) and return;
- # parse each line of aspell return
- for my $ret ( <ASPELL> ) {
- chomp( $ret );
- # if '&', then not in dictionary but has suggestions
- # if '#', then not in dictionary and no suggestions
- # if '*', then it is a delimiter between text inputs
- if( $ret =~ /^*/ ) {
- $textInputIdx++;
- printTextIdxDecl( $textInputIdx );
- $wordIdx = 0;
- } elsif( $ret =~ /^(&|#)/ ) {
- my @tokens = split( " ", $ret, 5 );
- printWordsElem( $textInputIdx, $wordIdx, $tokens[1] );
- my @suggs = ();
- if( $tokens[4] ) {
- @suggs = split( ", ", $tokens[4] );
- }
- printSuggsElem( $textInputIdx, $wordIdx, @suggs );
- $wordIdx++;
- } else {
- $unhandledText .= $ret;
- }
- }
- close ASPELL or handleError( "Error executing `$cmd`\n$unhandledText" ) and return;
- }
- sub escapeQuote {
- my $str = shift;
- $str =~ s/'/\'/g;
- return $str;
- }
- sub handleError {
- my $err = shift;
- print "error = '" . escapeQuote( $err ) . "';n";
- }
- sub url_decode {
- local $_ = @_ ? shift : $_;
- defined or return;
- # change + signs to spaces
- tr/+/ /;
- # change hex escapes to the proper characters
- s/%([a-fA-F0-9]{2})/pack "H2", $1/eg;
- return $_;
- }
- # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
- # Display HTML
- # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
- print <<EOF;
- Content-type: text/html; charset=utf-8
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
- <link rel="stylesheet" type="text/css" href="$spellercss"/>
- <script src="$wordWindowSrc"></script>
- <script type="text/javascript">
- var suggs = new Array();
- var words = new Array();
- var textinputs = new Array();
- var error;
- EOF
- printTextVar();
- printCheckerResults();
- print <<EOF;
- var wordWindowObj = new wordWindow();
- wordWindowObj.originalSpellings = words;
- wordWindowObj.suggestions = suggs;
- wordWindowObj.textInputs = textinputs;
- function init_spell() {
- // check if any error occured during server-side processing
- if( error ) {
- alert( error );
- } else {
- // call the init_spell() function in the parent frameset
- if (parent.frames.length) {
- parent.init_spell( wordWindowObj );
- } else {
- error = "This page was loaded outside of a frameset. ";
- error += "It might not display properly";
- alert( error );
- }
- }
- }
- </script>
- </head>
- <body onLoad="init_spell();">
- <script type="text/javascript">
- wordWindowObj.writeBody();
- </script>
- </body>
- </html>
- EOF