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################################# |
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# |
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# $Id: libp.pm,v 1.5 2002/10/27 18:34:28 joko Exp $ |
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# |
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# $Log: libp.pm,v $ |
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# Revision 1.5 2002/10/27 18:34:28 joko |
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# + sub now |
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# |
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# Revision 1.4 2002/08/16 19:06:39 cvsjoko |
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# + sub getDirList |
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# |
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# Revision 1.3 2002/07/19 18:13:50 cvsjoko |
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# no message |
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# |
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# Revision 1.2 2002/06/27 02:14:22 cvsjoko |
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# + stripHtml stripSpaces stripNewLines toReal |
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# |
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# Revision 1.1 2002/06/24 14:49:59 cvsjoko |
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# + new |
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# |
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# |
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################################# |
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|
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package libp; |
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|
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require Exporter; |
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@ISA = qw( Exporter ); |
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@EXPORT = qw( |
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Dumper |
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md5 md5_hex md5_base64 |
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ParseDate UnixDate |
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strftime |
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stripHtml stripSpaces stripNewLines toReal trim |
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croak |
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array_getDifference |
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getDirList |
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now |
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deep_copy |
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); |
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|
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use strict; |
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use warnings; |
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|
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use Data::Dumper; |
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use Digest::MD5 qw(md5 md5_hex md5_base64); |
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|
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$main::TZ = 'GMT'; |
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use Date::Manip; |
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|
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require LWP::UserAgent; |
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use HTML::PullParser; |
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|
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# $now_string = strftime "%a %b %e %H:%M:%S %Y", localtime; |
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# see "perldoc -f localtime" |
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use POSIX qw(strftime); |
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|
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use Carp; |
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|
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use DirHandle; |
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|
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|
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######################################## |
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|
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sub stripSpaces { |
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my $text = shift; |
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#print "text: $text", "\n"; |
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#print "ord: ", ord(substr($text, 0, 1)), "\n"; |
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$text =~ s/^\s*//g; |
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$text =~ s/\s*$//g; |
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return $text; |
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} |
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|
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sub trim { |
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my $string = shift; |
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return stripSpaces($string); |
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} |
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|
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sub stripNewLines { |
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my $text = shift; |
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#print "text: $text", "\n"; |
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#print "ord: ", ord(substr($text, 0, 1)), "\n"; |
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$text =~ s/\n//g; |
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#$text =~ s/\s*$//g; |
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return $text; |
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} |
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|
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sub toReal { |
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my $string = shift; |
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$string =~ m/(\d+\.*\d+)/; |
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my $real = $1; |
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return $real; |
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} |
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|
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sub stripHtml { |
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my $html = shift; |
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my $result = ''; |
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#$html =~ s/<br>(.*)/ - ($1)/i; |
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my $p = HTML::PullParser->new( |
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doc => \$html, |
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text => 'text', |
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unbroken_text => 1, |
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); |
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while (my $token = $p->get_token()) { |
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my $text = join('', @{$token}); |
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$result .= $text; |
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} |
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#$result =~ s/ //g; |
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return $result; |
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} |
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|
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sub array_getRelations { |
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my $a_ref = shift; |
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my $b_ref = shift; |
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my @a = @{$a_ref}; |
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my @b = @{$b_ref}; |
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|
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my @isect = my @diff = my @union = (); |
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my $e; |
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my %count; |
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|
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foreach $e (@a, @b) { $count{$e}++ } |
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|
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foreach $e (keys %count) { |
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push(@union, $e); |
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push @{ $count{$e} == 2 ? \@isect : \@diff }, $e; |
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} |
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|
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my $result = { |
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union => \@union, |
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isect => \@isect, |
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diff => \@diff, |
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}; |
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|
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} |
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|
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sub array_getDifference { |
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my $res = array_getRelations(shift, shift); |
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return $res->{diff}; |
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} |
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|
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|
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# ============================================= |
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# "global" vars used in directory-recursive-parsing |
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my $dirlist_buf; |
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my @dirlist_path; |
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my $dirlist_base; |
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|
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sub entry_callback { |
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|
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my $entry = shift; |
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|
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# CHECKS |
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# dont't use this: |
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if ($entry eq '.' || $entry eq '..') { return; } |
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|
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# PREPARE |
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# prepare path to current entry |
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my $cur_entry = join('/', @dirlist_path, $entry); |
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# prepare path to current entry (absolute) |
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my $cur_entry_abs = join('/', $dirlist_base, @dirlist_path, $entry); |
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|
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# ENTRY |
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# add current entry to buffer |
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$dirlist_buf .= $cur_entry . "\n"; |
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|
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# (SUB-)DIRECTORY |
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# check if current entry is a (sub-)directory ... |
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if (-d $cur_entry_abs) { |
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push @dirlist_path, $cur_entry; |
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# ... and parse this (recursion here!!!) |
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iterate_path($cur_entry_abs); |
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pop @dirlist_path; |
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} |
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} |
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|
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sub iterate_path { |
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|
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my $path = shift; |
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|
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# create new "DirHandle"-object |
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my $d = new DirHandle $path; |
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if (defined $d) { |
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|
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# iterate through all entries in $path ($d->read) and call out entry-handler on each entry |
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while (defined(my $line = $d->read)) { |
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entry_callback($line); |
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} |
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|
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undef $d; |
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} |
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} |
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|
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sub getDirList { |
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|
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$dirlist_base = shift; |
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|
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# reset vars |
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$dirlist_buf = ''; |
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@dirlist_path = (); |
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|
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# start parsing file-structure |
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iterate_path($dirlist_base); |
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|
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# return complete list of directory-content including files and subdirs |
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# entries are newline (\n) - seperated |
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return $dirlist_buf; |
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|
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} |
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# ============================================= |
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|
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|
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sub now { |
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return strftime("%Y-%m-%d %H:%M:%S", localtime); |
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} |
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|
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sub deep_copy { |
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my $this = shift; |
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if (not ref $this) { |
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$this; |
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} elsif (ref $this eq "ARRAY") { |
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[map deep_copy($_), @$this]; |
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} elsif (ref $this eq "HASH") { |
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+{map { $_ => deep_copy($this->{$_}) } keys %$this}; |
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} elsif (ref $this eq "CODE") { |
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$this; |
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} else { die "what type is $_?" } |
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} |
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|
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1; |
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