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## -------------------------------------------------------------------------------- |
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## $Id: Files.pm,v 1.1 2002/12/03 15:52:53 joko Exp $ |
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## -------------------------------------------------------------------------------- |
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## $Log: Files.pm,v $ |
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## -------------------------------------------------------------------------------- |
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|
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|
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package Data::Storage::Handler::Directory; |
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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 base ("Data::Storage::Handler::Abstract"); |
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|
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require Exporter; |
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our @ISA = qw( Exporter ); |
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our @EXPORT_OK = qw( |
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getDirList |
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); |
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|
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|
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
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|
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use DirHandle; |
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|
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use Data::Dumper; |
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#use Data::Storage::Result::Files; |
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|
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# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
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|
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sub getMetaInfo { |
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my $self = shift; |
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$logger->debug( __PACKAGE__ . "->getMetaInfo()" ); |
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return; |
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return { |
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# 'disconnectMethod' => 'disconnect', |
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}; |
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} |
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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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|
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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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1; |
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