From db26c382cec3075224a8f7fbeb52b15a20d4090e Mon Sep 17 00:00:00 2001
From: dakkar <dakkar@thenautilus.net>
Date: Tue, 18 Aug 2009 12:32:17 +0200
Subject: import into git from the old website

---
 freq.pl | 147 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 147 insertions(+)
 create mode 100644 freq.pl

(limited to 'freq.pl')

diff --git a/freq.pl b/freq.pl
new file mode 100644
index 0000000..f5feb6a
--- /dev/null
+++ b/freq.pl
@@ -0,0 +1,147 @@
+#!/usr/bin/perl -w
+
+sub parse_matr {
+  my $fn=shift;
+  my $l;my @l;my $k2;
+
+  open FM,"<$fn" or return;
+
+  $l=<FM>;
+  my @k1=split ' ',$l;
+  $i=0;
+
+  while ($l=<FM>) {
+    @l=split ' ',$l;
+    $k2=shift @l;
+    for ($j=0;$j<=$#k1;$j++) {
+      $matr{$k2}->{$k1[$j]}=shift @l;
+    }
+  }
+  close FM;
+}
+
+sub compact {
+  my @r;
+
+  @_=sort @_;
+  push @r,shift @_;
+  while (@_) {
+    if ($_[0] eq $r[-1]) { shift;next }
+    push @r,shift @_;
+  }
+  return @r;
+}
+
+sub save_matr {
+  my $fn=shift;
+  my $l;
+  my @k1;my @k2;
+
+  open FM,">$fn";
+
+  @k2=sort keys %matr;
+  @k1=();for (@k2) {@k1=(@k1,keys %{$matr{$_}})};
+  @k1=compact(@k1);
+
+  print FM "  @k1\n";
+
+  for ($i=0;$i<=$#k2;$i++) {
+    print FM "$k2[$i]";
+    for ($j=0;$j<=$#k1;$j++) {
+      print FM " ",defined($matr{$k2[$i]}->{$k1[$j]})?$matr{$k2[$i]}->{$k1[$j]}:0;
+    }
+    print FM "\n";
+  }
+  close FM;
+}
+
+%folds=(
+	'~' => '`',
+	'!' => '1',
+	'@' => '2',
+	'#' => '3',
+	'$' => '4',
+	'%' => '5',
+	'^' => '6',
+	'&' => '7',
+	'*' => '8',
+	'(' => '9',
+	')' => '0',
+	'{' => '[',
+	'}' => ']',
+	'"' => '\'',
+	'<' => ',',
+	'>' => '.',
+	'P' => 'p',
+	'Y' => 'y',
+	'F' => 'f',
+	'G' => 'g',
+	'C' => 'c',
+	'R' => 'r',
+	'L' => 'l',
+	'?' => '/',
+	'+' => '=',
+	'|' => '\\',
+	'A' => 'a',
+	'O' => 'o',
+	'E' => 'e',
+	'U' => 'u',
+	'I' => 'i',
+	'D' => 'd',
+	'H' => 'h',
+	'T' => 't',
+	'N' => 'n',
+	'S' => 's',
+	'_' => '-',
+	':' => ';',
+	'Q' => 'q',
+	'J' => 'j',
+	'K' => 'k',
+	'X' => 'x',
+	'B' => 'b',
+	'M' => 'm',
+	'W' => 'w',
+	'V' => 'v',
+	'Z' => 'z',
+);
+
+for (values %folds) {
+  push @folds,$_;push @folds,$_;
+}
+%folds=(%folds,@folds);
+
+sub fold_char {
+  if (exists $folds{$_[0]}) {
+    return $folds{$_[0]};
+  } else {
+    return undef;
+  }
+}
+
+sub upd_matr {
+  my $fn=shift;
+  my $l;
+
+  open FM,"<$fn";
+
+  while ($l=<FM>) {
+    for ($i=0;$i<length($l)-1;$i++) {
+      $j=fold_char(substr($l,$i,1));
+      $k=fold_char(substr($l,$i+1,1));
+      if (defined($j) && defined($k)) {
+	$matr{$j}->{$k}++;
+      }
+    }
+  }
+  close FM;
+}
+
+$MATRFN='/tmp/freq.matr';
+
+parse_matr($MATRFN);
+
+while ($f=shift) {
+  upd_matr($f);
+}
+
+save_matr($MATRFN);
-- 
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