/[cvs]/nfo/perl/libs/libp.pm
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revision 1.3 by cvsjoko, Fri Jul 19 18:13:50 2002 UTC revision 1.6 by joko, Sun Nov 17 07:18:59 2002 UTC
# Line 3  Line 3 
3  #  $Id$  #  $Id$
4  #  #
5  #  $Log$  #  $Log$
6    #  Revision 1.6  2002/11/17 07:18:59  joko
7    #  + sub deep_copy
8    #
9    #  Revision 1.5  2002/10/27 18:34:28  joko
10    #  + sub now
11    #
12    #  Revision 1.4  2002/08/16 19:06:39  cvsjoko
13    #  + sub getDirList
14    #
15  #  Revision 1.3  2002/07/19 18:13:50  cvsjoko  #  Revision 1.3  2002/07/19 18:13:50  cvsjoko
16  #  no message  #  no message
17  #  #
# Line 27  require Exporter; Line 36  require Exporter;
36      stripHtml stripSpaces stripNewLines toReal trim      stripHtml stripSpaces stripNewLines toReal trim
37      croak      croak
38      array_getDifference      array_getDifference
39        getDirList
40        now
41        deep_copy
42  );  );
43    
44  use strict;  use strict;
# Line 47  use POSIX qw(strftime); Line 59  use POSIX qw(strftime);
59    
60  use Carp;  use Carp;
61    
62    use DirHandle;
63    
64    
65  ########################################  ########################################
66    
# Line 127  sub array_getDifference { Line 141  sub array_getDifference {
141    return $res->{diff};    return $res->{diff};
142  }  }
143    
144    
145    # =============================================
146    # "global" vars used in directory-recursive-parsing
147    my $dirlist_buf;
148    my @dirlist_path;
149    my $dirlist_base;
150    
151    sub entry_callback {
152    
153      my $entry = shift;
154    
155      # CHECKS
156      # dont't use this:
157      if ($entry eq '.' || $entry eq '..') { return; }
158    
159      # PREPARE
160      # prepare path to current entry
161      my $cur_entry = join('/', @dirlist_path, $entry);
162      # prepare path to current entry (absolute)
163      my $cur_entry_abs = join('/', $dirlist_base, @dirlist_path, $entry);
164    
165      # ENTRY
166      # add current entry to buffer
167      $dirlist_buf .= $cur_entry . "\n";
168    
169      # (SUB-)DIRECTORY
170      # check if current entry is a (sub-)directory ...
171      if (-d $cur_entry_abs) {
172        push @dirlist_path, $cur_entry;
173        # ... and parse this (recursion here!!!)
174        iterate_path($cur_entry_abs);
175        pop @dirlist_path;
176      }
177    }
178    
179    sub iterate_path {
180    
181      my $path = shift;
182    
183      # create new "DirHandle"-object
184      my $d = new DirHandle $path;
185      if (defined $d) {
186    
187        # iterate through all entries in $path ($d->read) and call out entry-handler on each entry
188        while (defined(my $line = $d->read)) {
189          entry_callback($line);
190        }
191    
192        undef $d;
193      }
194    }
195    
196    sub getDirList {
197    
198      $dirlist_base = shift;
199    
200      # reset vars
201      $dirlist_buf = '';
202      @dirlist_path = ();
203    
204      # start parsing file-structure
205      iterate_path($dirlist_base);
206    
207      # return complete list of directory-content including files and subdirs
208      # entries are newline (\n) - seperated
209      return $dirlist_buf;
210    
211    }
212    # =============================================
213    
214    
215    sub now {
216      return strftime("%Y-%m-%d %H:%M:%S", localtime);
217    }
218    
219    sub deep_copy {
220      my $this = shift;
221      if (not ref $this) {
222        $this;
223      } elsif (ref $this eq "ARRAY") {
224        [map deep_copy($_), @$this];
225      } elsif (ref $this eq "HASH") {
226        +{map { $_ => deep_copy($this->{$_}) } keys %$this};
227      } elsif (ref $this eq "CODE") {
228        $this;
229      } else { die "what type is $_?" }
230    }
231    
232  1;  1;

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