Annotation of loncom/localize/localize/checksimilar_2files.pl, revision 1.6

1.1       wenzelju    1: #!/usr/bin/perl
                      2: # The LearningOnline Network with CAPA
1.6     ! bisitz      3: # $Id: checksimilar_2files.pl,v 1.5 2013/01/22 17:18:05 bisitz Exp $
1.1       wenzelju    4: 
                      5: use strict;
                      6: use warnings;
                      7: use utf8;
                      8: use open ':utf8';
                      9: 
                     10: ####
                     11: #### Checks, if there are similar keys in the two inputfiles.
                     12: #### For example, check the current lang.pm (first input) and newphrases.
                     13: #### So if there are similar keys you don't have to translate
                     14: #### them again but use the old value and just modify it.
                     15: #### IMPORTANT: Both inputfiles have to contain a hash %Lexicon (like lang.pm) !!!
                     16: 
                     17: 
                     18: ####--------Subroutines--------#### 
                     19: 
                     20: sub read {
                     21:     # Read file into memory
                     22:     my $file = shift;
1.6     ! bisitz     23:     open(IN,$file) or die "Error: Could not open file: $file\n";
1.1       wenzelju   24:     my %filecontent = ();
                     25:     my $contents = join('',<IN>);
                     26:     close(IN);
                     27:     # Build hash with hash from file
                     28:     my %Lexicon = ();
                     29:     eval($contents.'; %filecontent=%Lexicon;');
                     30:     if ($@ ne "") {
1.6     ! bisitz     31:         die "\nAn error occurred during the attempt to retrieve the translation hash.\n"
1.1       wenzelju   32:              ."Error: ".$@."\n";
                     33:     }
                     34:     return %filecontent;
                     35: }
                     36: 
1.4       bisitz     37: sub similar_chars {
1.1       wenzelju   38:     my $text = shift;
1.4       bisitz     39:     $text =~ s/\[_\d\]//g; # translation parameters
                     40:     $text =~ s/[.,\_\-?!: \/]//g; # punctuation
1.1       wenzelju   41:     return $text;
                     42: }
                     43: 
                     44: 
                     45: 
1.4       bisitz     46: sub similar_phrases {
1.1       wenzelju   47:     
                     48:     my $text1 = shift;
                     49:     my $text2 = shift;
                     50:     
1.5       bisitz     51:     my %phrases = (
                     52:         'courses'     => 1,
                     53:         'communities' => 1,
                     54:         'course'      => 2,
                     55:         'community'   => 2,
                     56:         'member'      => 3,
                     57:         'student'     => 3,
                     58:         'students'    => 3,
                     59:         'construction'=> 4,
                     60:         'authoring'   => 4,
                     61:     );
                     62: 
                     63:     foreach my $word (keys %phrases) {
1.6     ! bisitz     64:         $text1 =~ s/$word/X$phrases{$word}X/gi;
        !            65:         $text2 =~ s/$word/X$phrases{$word}X/gi;
1.5       bisitz     66:     }
1.1       wenzelju   67: 
1.4       bisitz     68:     if (lc($text1) eq lc($text2)) {
1.1       wenzelju   69:         return 1;
                     70:     }
                     71:     
                     72:     return 0;
                     73: }
                     74: 
                     75: 
                     76: 
                     77: ####--------Main Program--------####
                     78: 
1.6     ! bisitz     79: if (!$ARGV[0] or !$ARGV[1]) {
        !            80:     die 'Error: Invalid files! Please specify two files which should be checked.'."\n";
        !            81: }
        !            82: 
1.1       wenzelju   83: my $file1 = $ARGV[0];  # Old language.pm
                     84: my $file2 = $ARGV[1];  # New Phrases
1.3       bisitz     85: 
                     86: print("Checking for similar expressions in phrases in $file1 and $file2...\n");
                     87: 
1.1       wenzelju   88: my %langOLD = &read($file1); #Hash with old phrases
                     89: my %langNEW = &read($file2); #Hash with new phrases
                     90: my $dlm; 
1.3       bisitz     91: my $count = 0;
1.1       wenzelju   92: 
                     93: # For each new phrase, check if there is already a similar one
                     94: while( my ($kNEW, $vNEW) = each %langNEW ) {
                     95:     my $temp1 = $kNEW;
1.4       bisitz     96:     $temp1 = &similar_chars($temp1);
1.1       wenzelju   97:    
                     98:     while( my ($kOLD, $vOLD) = each %langOLD ) {
                     99:         my $temp2 = $kOLD;
1.4       bisitz    100:         $temp2 = &similar_chars($temp2);
1.1       wenzelju  101: 
                    102:         #Check for similar punctuation (case insensitive) or
1.4       bisitz    103:         #similarity related to similar phrases 
                    104:         if (lc($temp1) eq lc($temp2) || &similar_phrases($temp1,$temp2)) {
1.1       wenzelju  105:             #Find delimiter for key and value
                    106:             if (($kNEW=~/\'/) & ($kNEW=~/\"/)) {
                    107:                 print " (Warning: Both, ' and \", occur!)";
                    108:             }
                    109:             if ($kNEW=~/\'/) {
                    110: 	        $dlm = '"';
                    111: 	    } else {
                    112: 	        $dlm = "'";
                    113: 	    }
1.3       bisitz    114:             print (<<ENDNEW);
                    115: #   $kOLD #(Old key)
1.1       wenzelju  116:    $dlm$kNEW$dlm
                    117: => $dlm$vOLD$dlm,
                    118: 
                    119: ENDNEW
                    120:             $count++;
                    121: 
                    122:         }
                    123:     }
                    124: }
                    125: print("Finished. ".$count." similar expressions found!\n");
                    126: 
                    127: 

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