1 | #!/usr/bin/perl
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2 |
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3 | use CGI qw/ :standard /;
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4 | use File::Temp qw/ tempfile tempdir /;
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5 |
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6 | # my $spellercss = '/speller/spellerStyle.css'; # by FredCK
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7 | my $spellercss = '../spellerStyle.css'; # by FredCK
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8 | # my $wordWindowSrc = '/speller/wordWindow.js'; # by FredCK
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9 | my $wordWindowSrc = '../wordWindow.js'; # by FredCK
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10 | my @textinputs = param( 'textinputs[]' ); # array
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11 | # my $aspell_cmd = 'aspell'; # by FredCK (for Linux)
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12 | my $aspell_cmd = '"C:\Program Files\Aspell\bin\aspell.exe"'; # by FredCK (for Windows)
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13 | my $lang = 'en_US';
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14 | # my $aspell_opts = "-a --lang=$lang --encoding=utf-8"; # by FredCK
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15 | my $aspell_opts = "-a --lang=$lang --encoding=utf-8 -H --rem-sgml-check=alt"; # by FredCK
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16 | my $input_separator = "A";
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17 |
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18 | # set the 'wordtext' JavaScript variable to the submitted text.
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19 | sub printTextVar {
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20 | for( my $i = 0; $i <= $#textinputs; $i++ ) {
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21 | print "textinputs[$i] = decodeURIComponent('" . escapeQuote( $textinputs[$i] ) . "')\n";
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22 | }
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23 | }
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24 |
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25 | sub printTextIdxDecl {
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26 | my $idx = shift;
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27 | print "words[$idx] = [];\n";
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28 | print "suggs[$idx] = [];\n";
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29 | }
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30 |
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31 | sub printWordsElem {
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32 | my( $textIdx, $wordIdx, $word ) = @_;
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33 | print "words[$textIdx][$wordIdx] = '" . escapeQuote( $word ) . "';\n";
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34 | }
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35 |
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36 | sub printSuggsElem {
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37 | my( $textIdx, $wordIdx, @suggs ) = @_;
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38 | print "suggs[$textIdx][$wordIdx] = [";
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39 | for my $i ( 0..$#suggs ) {
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40 | print "'" . escapeQuote( $suggs[$i] ) . "'";
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41 | if( $i < $#suggs ) {
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42 | print ", ";
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43 | }
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44 | }
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45 | print "];\n";
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46 | }
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47 |
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48 | sub printCheckerResults {
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49 | my $textInputIdx = -1;
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50 | my $wordIdx = 0;
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51 | my $unhandledText;
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52 | # create temp file
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53 | my $dir = tempdir( CLEANUP => 1 );
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54 | my( $fh, $tmpfilename ) = tempfile( DIR => $dir );
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55 |
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56 | # temp file was created properly?
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57 |
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58 | # open temp file, add the submitted text.
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59 | for( my $i = 0; $i <= $#textinputs; $i++ ) {
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60 | $text = url_decode( $textinputs[$i] );
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61 | # Strip all tags for the text. (by FredCK - #339 / #681)
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62 | $text =~ s/<[^>]+>/ /g;
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63 | @lines = split( /\n/, $text );
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64 | print $fh "\%\n"; # exit terse mode
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65 | print $fh "^$input_separator\n";
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66 | print $fh "!\n"; # enter terse mode
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67 | for my $line ( @lines ) {
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68 | # use carat on each line to escape possible aspell commands
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69 | print $fh "^$line\n";
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70 | }
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71 |
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72 | }
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73 | # exec aspell command
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74 | my $cmd = "$aspell_cmd $aspell_opts < $tmpfilename 2>&1";
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75 | open ASPELL, "$cmd |" or handleError( "Could not execute `$cmd`\\n$!" ) and return;
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76 | # parse each line of aspell return
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77 | for my $ret ( <ASPELL> ) {
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78 | chomp( $ret );
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79 | # if '&', then not in dictionary but has suggestions
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80 | # if '#', then not in dictionary and no suggestions
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81 | # if '*', then it is a delimiter between text inputs
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82 | if( $ret =~ /^\*/ ) {
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83 | $textInputIdx++;
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84 | printTextIdxDecl( $textInputIdx );
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85 | $wordIdx = 0;
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86 |
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87 | } elsif( $ret =~ /^(&|#)/ ) {
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88 | my @tokens = split( " ", $ret, 5 );
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89 | printWordsElem( $textInputIdx, $wordIdx, $tokens[1] );
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90 | my @suggs = ();
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91 | if( $tokens[4] ) {
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92 | @suggs = split( ", ", $tokens[4] );
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93 | }
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94 | printSuggsElem( $textInputIdx, $wordIdx, @suggs );
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95 | $wordIdx++;
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96 | } else {
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97 | $unhandledText .= $ret;
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98 | }
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99 | }
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100 | close ASPELL or handleError( "Error executing `$cmd`\\n$unhandledText" ) and return;
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101 | }
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102 |
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103 | sub escapeQuote {
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104 | my $str = shift;
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105 | $str =~ s/'/\\'/g;
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106 | return $str;
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107 | }
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108 |
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109 | sub handleError {
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110 | my $err = shift;
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111 | print "error = '" . escapeQuote( $err ) . "';\n";
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112 | }
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113 |
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114 | sub url_decode {
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115 | local $_ = @_ ? shift : $_;
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116 | defined or return;
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117 | # change + signs to spaces
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118 | tr/+/ /;
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119 | # change hex escapes to the proper characters
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120 | s/%([a-fA-F0-9]{2})/pack "H2", $1/eg;
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121 | return $_;
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122 | }
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123 |
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124 | # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
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125 | # Display HTML
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126 | # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
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127 |
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128 | print <<EOF;
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129 | Content-type: text/html; charset=utf-8
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130 |
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131 | <html>
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132 | <head>
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133 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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134 | <link rel="stylesheet" type="text/css" href="$spellercss"/>
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135 | <script src="$wordWindowSrc"></script>
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136 | <script type="text/javascript">
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137 | var suggs = new Array();
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138 | var words = new Array();
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139 | var textinputs = new Array();
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140 | var error;
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141 | EOF
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142 |
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143 | printTextVar();
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144 |
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145 | printCheckerResults();
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146 |
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147 | print <<EOF;
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148 | var wordWindowObj = new wordWindow();
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149 | wordWindowObj.originalSpellings = words;
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150 | wordWindowObj.suggestions = suggs;
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151 | wordWindowObj.textInputs = textinputs;
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152 |
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153 |
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154 | function init_spell() {
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155 | // check if any error occured during server-side processing
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156 | if( error ) {
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157 | alert( error );
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158 | } else {
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159 | // call the init_spell() function in the parent frameset
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160 | if (parent.frames.length) {
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161 | parent.init_spell( wordWindowObj );
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162 | } else {
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163 | error = "This page was loaded outside of a frameset. ";
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164 | error += "It might not display properly";
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165 | alert( error );
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166 | }
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167 | }
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168 | }
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169 |
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170 | </script>
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171 |
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172 | </head>
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173 | <body onLoad="init_spell();">
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174 |
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175 | <script type="text/javascript">
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176 | wordWindowObj.writeBody();
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177 | </script>
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178 |
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179 | </body>
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180 | </html>
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181 | EOF
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