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Diff for /loncom/interface/loncommon.pm between versions 1.1089 and 1.1090

version 1.1089, 2012/08/07 09:25:39 version 1.1090, 2012/08/07 10:52:17
Line 3015  sub get_related_words { Line 3015  sub get_related_words {
     untie %thesaurus_db;      untie %thesaurus_db;
     return @Words;      return @Words;
 }  }
   ###############################################################
   #
   #  Spell checking
   #
   
   =pod
   
   =head1 Spell checking
   
   =over 4
   
   =item * &check_spelling($wordlist $language)
   
   Takes a string containing words and feeds it to an external
   spellcheck program via a pipeline. Returns a string containing
   them mis-spelled words.
   
   Parameters:
   
   =over 4
   
   =item - $wordlist
   
   String that will be fed into the spellcheck program.
   
   =item - $language
   
   Language string that specifies the language for which the spell
   check will be performed.
   
   =back
   
   =back
   
   Note: This sub assumes that aspell is installed.
   
   
   =cut
   
   
 =pod  =pod
   
Line 3022  sub get_related_words { Line 3061  sub get_related_words {
   
 =cut  =cut
   
   sub check_spelling {
       my ($wordlist, $language) = @_;
   
       # Format the command.  If $language is null then
       # don't request a language  - Note that's dangerous
       # because there's no assurance the server is running the intended default
       # language.
   
       my $langswitch = '';
       if ($language) {
    $langswitch = "--lang=$language";
       }
   
       my $aspell_command = "aspell -a $language";
       my $full_command   = "echo $wordlist | $aspell_command";
       
       my $ispell_result  = `$full_command`;
   
       # The result is several lines of text.
       # the first line will start with @(#).  Other wise
       # There's an error.  With an error our fallback is to declare 
       # all the words are correctly spelled (return empty string).
   
       my @misspellings;
       my @lines = split(/\n/, $ispell_result);
       my $heading = shift(@lines); # header
       if ($heading =~ /^\@\(#\) /) {
    foreach my $word   (split(/\s+/, $wordlist)) {
       my $spellok = pop(@lines);
       if (!($spellok =~ /^\*/)) {
    push(@misspellings, $word);
       }
    }
    return join(' ', (@misspellings)); # empty if all words ok.
       } else {
    return "";
       }
   }
   
 # -------------------------------------------------------------- Plaintext name  # -------------------------------------------------------------- Plaintext name
 =pod  =pod
   
Removed from v.1.1089  
changed lines
  Added in v.1.1090

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