--- nfo/perl/libs/libp.pm	2002/06/24 14:49:59	1.1
+++ nfo/perl/libs/libp.pm	2002/07/19 18:13:50	1.3
@@ -1,8 +1,14 @@
 #################################
 #
-#  $Id: libp.pm,v 1.1 2002/06/24 14:49:59 cvsjoko Exp $
+#  $Id: libp.pm,v 1.3 2002/07/19 18:13:50 cvsjoko Exp $
 #
 #  $Log: libp.pm,v $
+#  Revision 1.3  2002/07/19 18:13:50  cvsjoko
+#  no message
+#
+#  Revision 1.2  2002/06/27 02:14:22  cvsjoko
+#  + stripHtml stripSpaces stripNewLines toReal
+#
 #  Revision 1.1  2002/06/24 14:49:59  cvsjoko
 #  + new
 #
@@ -14,9 +20,13 @@
 require Exporter;
 @ISA = qw( Exporter );
 @EXPORT = qw( 
-  Dumper 
-  md5 md5_hex md5_base64
-  ParseDate UnixDate
+    Dumper
+    md5 md5_hex md5_base64
+    ParseDate UnixDate
+    strftime
+    stripHtml stripSpaces stripNewLines toReal trim
+    croak
+    array_getDifference
 );
 
 use strict;
@@ -28,4 +38,93 @@
 $main::TZ = 'GMT';
 use Date::Manip;
 
+require LWP::UserAgent;
+use HTML::PullParser;
+
+# $now_string = strftime "%a %b %e %H:%M:%S %Y", localtime;
+# see "perldoc -f localtime"
+use POSIX qw(strftime);
+
+use Carp;
+
+
+########################################
+
+sub stripSpaces {
+  my $text = shift;
+  #print "text: $text", "\n";
+  #print "ord: ", ord(substr($text, 0, 1)), "\n";
+  $text =~ s/^\s*//g;
+  $text =~ s/\s*$//g;
+  return $text;
+}
+
+sub trim {
+  my $string = shift;
+  return stripSpaces($string);
+}
+
+sub stripNewLines {
+  my $text = shift;
+  #print "text: $text", "\n";
+  #print "ord: ", ord(substr($text, 0, 1)), "\n";
+  $text =~ s/\n//g;
+  #$text =~ s/\s*$//g;
+  return $text;
+}
+
+sub toReal {
+  my $string = shift;
+  $string =~ m/(\d+\.*\d+)/;
+  my $real = $1;
+  return $real;
+}
+
+sub stripHtml {
+  my $html = shift;
+  my $result = '';
+  #$html =~ s/<br>(.*)/ - ($1)/i;
+  my $p = HTML::PullParser->new(
+    doc => \$html,
+    text => 'text',
+    unbroken_text => 1,
+  );
+  while (my $token = $p->get_token()) {
+    my $text = join('', @{$token});
+    $result .= $text;
+  }
+  #$result =~ s/&nbsp;//g;
+  return $result;
+}
+
+sub array_getRelations {
+  my $a_ref = shift;
+  my $b_ref = shift;
+  my @a = @{$a_ref};
+  my @b = @{$b_ref};
+
+  my @isect = my @diff = my @union = ();
+  my $e;
+  my %count;
+  
+  foreach $e (@a, @b) { $count{$e}++ }
+
+  foreach $e (keys %count) {
+      push(@union, $e);
+      push @{ $count{$e} == 2 ? \@isect : \@diff }, $e;
+  }
+  
+  my $result = {
+    union => \@union,
+    isect => \@isect,
+    diff => \@diff,
+  };
+
+}
+
+sub array_getDifference {
+  my $res = array_getRelations(shift, shift);
+  return $res->{diff};
+}
+
 1;