perl/libs/libp.pm

#################################
#
#  $Id: libp.pm,v 1.12 2002/12/22 14:15:02 joko Exp $
#
#  $Log: libp.pm,v $
#  Revision 1.12  2002/12/22 14:15:02  joko
#  + sub mkObject
#
#  Revision 1.11  2002/12/19 16:27:17  joko
#  +- renamed 'cmd' to 'run_cmd'
#
#  Revision 1.10  2002/12/19 01:05:35  joko
#  + sub today
#
#  Revision 1.9  2002/12/05 13:54:00  joko
#  + fix: let 'deep_copy' print its message out (instead of die)
#
#  Revision 1.8  2002/12/01 22:11:35  joko
#  + sub cmd
#  + sub run_cmds
#
#  Revision 1.7  2002/11/29 04:44:53  joko
#  - sub array_getRelations
#  + sub getNewPerlObjectByPkgName
#
#  Revision 1.6  2002/11/17 07:18:59  joko
#  + sub deep_copy
#
#  Revision 1.5  2002/10/27 18:34:28  joko
#  + sub now
#
#  Revision 1.4  2002/08/16 19:06:39  cvsjoko
#  + sub getDirList
#
#  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
#
#
#################################

package libp;

use strict;
use warnings;

require Exporter;
our @ISA = qw( Exporter );
our @EXPORT_OK = qw( 
    Dumper
    md5 md5_hex md5_base64
    ParseDate UnixDate
    strftime
    croak

    stripHtml stripSpaces stripNewLines toReal trim
    array_getDifference
    getDirList
    now today
    deep_copy
    getNewPerlObjectByPkgName
    run_cmd run_cmds
    mkObject
    bool2status
);

use Data::Dumper;
use Digest::MD5 qw(md5 md5_hex md5_base64);

$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;

use DirHandle;


########################################

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;
}


# =============================================
# "global" vars used in directory-recursive-parsing
my $dirlist_buf;
my @dirlist_path;
my $dirlist_base;

sub entry_callback {

  my $entry = shift;

  # CHECKS
  # dont't use this:
  if ($entry eq '.' || $entry eq '..') { return; }

  # PREPARE
  # prepare path to current entry
  my $cur_entry = join('/', @dirlist_path, $entry);
  # prepare path to current entry (absolute)
  my $cur_entry_abs = join('/', $dirlist_base, @dirlist_path, $entry);

  # ENTRY
  # add current entry to buffer
  $dirlist_buf .= $cur_entry . "\n";

  # (SUB-)DIRECTORY
  # check if current entry is a (sub-)directory ...
  if (-d $cur_entry_abs) {
    push @dirlist_path, $cur_entry;
    # ... and parse this (recursion here!!!)
    iterate_path($cur_entry_abs);
    pop @dirlist_path;
  }
}

sub iterate_path {

  my $path = shift;

  # create new "DirHandle"-object
  my $d = new DirHandle $path;
  if (defined $d) {

    # iterate through all entries in $path ($d->read) and call out entry-handler on each entry
    while (defined(my $line = $d->read)) { 
      entry_callback($line); 
    }

    undef $d;
  }
}

sub getDirList {

  $dirlist_base = shift;

  # reset vars
  $dirlist_buf = '';
  @dirlist_path = ();

  # start parsing file-structure
  iterate_path($dirlist_base);

  # return complete list of directory-content including files and subdirs
  # entries are newline (\n) - seperated
  return $dirlist_buf;

}
# =============================================


sub now {
  return strftime("%Y-%m-%d %H:%M:%S", localtime);
}

sub today {
  return strftime("%Y-%m-%d", localtime);
}

# ACK's go to ...
sub deep_copy {
  my $this = shift;
  if (not ref $this) {
    $this;
  } elsif (ref $this eq "ARRAY") {
    [map deep_copy($_), @$this];
  } elsif (ref $this eq "HASH") {
    +{map { $_ => deep_copy($this->{$_}) } keys %$this};
  } elsif (ref $this eq "CODE") {
    $this;
  #} else { die "deep_copy asks: what type is $this?" }
  } else { print "deep_copy asks: what type is $this?", "\n"; }
}

sub getNewPerlObjectByPkgName {
  my $pkgname = shift;
  my $args = shift;
  #$logger->debug( __PACKAGE__ . "->getNewPerlObjectByPkgName( pkgname $pkgname args $args )" );
  my $evstring = "use $pkgname;";
  eval($evstring);
  #$@ && $logger->error( __PACKAGE__ . ':' . __LINE__ . " Error in eval $evstring: " .  $@ );
  $@ && print( __PACKAGE__ . ':' . __LINE__ . " Error in eval \"$evstring\": " .  $@ );
  return $pkgname->new($args);
}

sub mkObject {
  my $pkgname = shift;
  #my $args = shift;
  #$logger->debug( __PACKAGE__ . "->getNewPerlObjectByPkgName( pkgname $pkgname args $args )" );
  my $evstring = "use $pkgname;";
  eval($evstring);
  #$@ && $logger->error( __PACKAGE__ . ':' . __LINE__ . " Error in eval $evstring: " .  $@ );
  $@ && print( __PACKAGE__ . ':' . __LINE__ . " Error in eval \"$evstring\": " .  $@ );
  return $pkgname->new(@_);
}

sub run_cmd {
  my $cmd = shift;
  $cmd = 'perl ' . $cmd;
  my $sep = "-" x 90;
  print $sep, "\n";
  print "  ", $cmd, "\n";
  print $sep, "\n";
  system($cmd);
  print "\n";
}

sub run_cmds {
  foreach (@_) {
    run_cmd($_);
  }
}

sub bool2status {
  my $bool = shift;
  return ($bool ? 'ok' : 'failed');
}

1;
1	cvsjoko	1.1	#################################
2			#
3	joko	1.13	# $Id: libp.pm,v 1.12 2002/12/22 14:15:02 joko Exp $
4	cvsjoko	1.2	#
5			# $Log: libp.pm,v $
6	joko	1.13	# Revision 1.12 2002/12/22 14:15:02 joko
7			# + sub mkObject
8			#
9	joko	1.12	# Revision 1.11 2002/12/19 16:27:17 joko
10			# +- renamed 'cmd' to 'run_cmd'
11			#
12	joko	1.11	# Revision 1.10 2002/12/19 01:05:35 joko
13			# + sub today
14			#
15	joko	1.10	# Revision 1.9 2002/12/05 13:54:00 joko
16			# + fix: let 'deep_copy' print its message out (instead of die)
17			#
18	joko	1.9	# Revision 1.8 2002/12/01 22:11:35 joko
19			# + sub cmd
20			# + sub run_cmds
21			#
22	joko	1.8	# Revision 1.7 2002/11/29 04:44:53 joko
23			# - sub array_getRelations
24			# + sub getNewPerlObjectByPkgName
25			#
26	joko	1.7	# Revision 1.6 2002/11/17 07:18:59 joko
27			# + sub deep_copy
28			#
29	joko	1.6	# Revision 1.5 2002/10/27 18:34:28 joko
30			# + sub now
31			#
32	joko	1.5	# Revision 1.4 2002/08/16 19:06:39 cvsjoko
33			# + sub getDirList
34			#
35	cvsjoko	1.4	# Revision 1.3 2002/07/19 18:13:50 cvsjoko
36			# no message
37			#
38	cvsjoko	1.3	# Revision 1.2 2002/06/27 02:14:22 cvsjoko
39			# + stripHtml stripSpaces stripNewLines toReal
40			#
41	cvsjoko	1.2	# Revision 1.1 2002/06/24 14:49:59 cvsjoko
42			# + new
43	cvsjoko	1.1	#
44			#
45			#################################
46
47			package libp;
48
49	joko	1.7	use strict;
50			use warnings;
51
52	cvsjoko	1.1	require Exporter;
53	joko	1.7	our @ISA = qw( Exporter );
54			our @EXPORT_OK = qw(
55	cvsjoko	1.3	Dumper
56			md5 md5_hex md5_base64
57			ParseDate UnixDate
58			strftime
59	joko	1.11	croak
60
61	cvsjoko	1.3	stripHtml stripSpaces stripNewLines toReal trim
62			array_getDifference
63	cvsjoko	1.4	getDirList
64	joko	1.11	now today
65	joko	1.6	deep_copy
66	joko	1.7	getNewPerlObjectByPkgName
67	joko	1.11	run_cmd run_cmds
68	joko	1.12	mkObject
69	joko	1.13	bool2status
70	cvsjoko	1.1	);
71
72			use Data::Dumper;
73			use Digest::MD5 qw(md5 md5_hex md5_base64);
74
75			$main::TZ = 'GMT';
76			use Date::Manip;
77	cvsjoko	1.2
78			require LWP::UserAgent;
79			use HTML::PullParser;
80
81	cvsjoko	1.3	# $now_string = strftime "%a %b %e %H:%M:%S %Y", localtime;
82			# see "perldoc -f localtime"
83			use POSIX qw(strftime);
84
85			use Carp;
86
87	cvsjoko	1.4	use DirHandle;
88
89	cvsjoko	1.2
90			########################################
91
92			sub stripSpaces {
93			my $text = shift;
94			#print "text: $text", "\n";
95			#print "ord: ", ord(substr($text, 0, 1)), "\n";
96			$text =~ s/^\s*//g;
97			$text =~ s/\s*$//g;
98			return $text;
99			}
100
101	cvsjoko	1.3	sub trim {
102			my $string = shift;
103			return stripSpaces($string);
104			}
105
106	cvsjoko	1.2	sub stripNewLines {
107			my $text = shift;
108			#print "text: $text", "\n";
109			#print "ord: ", ord(substr($text, 0, 1)), "\n";
110			$text =~ s/\n//g;
111			#$text =~ s/\s*$//g;
112			return $text;
113			}
114
115			sub toReal {
116			my $string = shift;
117			$string =~ m/(\d+\.*\d+)/;
118			my $real = $1;
119			return $real;
120			}
121
122			sub stripHtml {
123			my $html = shift;
124			my $result = '';
125			#$html =~ s/<br>(.*)/ - ($1)/i;
126			my $p = HTML::PullParser->new(
127			doc => \$html,
128			text => 'text',
129			unbroken_text => 1,
130			);
131			while (my $token = $p->get_token()) {
132			my $text = join('', @{$token});
133			$result .= $text;
134			}
135			#$result =~ s/ //g;
136			return $result;
137	cvsjoko	1.3	}
138
139
140	cvsjoko	1.4
141
142			# =============================================
143			# "global" vars used in directory-recursive-parsing
144			my $dirlist_buf;
145			my @dirlist_path;
146			my $dirlist_base;
147
148			sub entry_callback {
149
150			my $entry = shift;
151
152			# CHECKS
153			# dont't use this:
154			if ($entry eq '.' \|\| $entry eq '..') { return; }
155
156			# PREPARE
157			# prepare path to current entry
158			my $cur_entry = join('/', @dirlist_path, $entry);
159			# prepare path to current entry (absolute)
160			my $cur_entry_abs = join('/', $dirlist_base, @dirlist_path, $entry);
161
162			# ENTRY
163			# add current entry to buffer
164			$dirlist_buf .= $cur_entry . "\n";
165
166			# (SUB-)DIRECTORY
167			# check if current entry is a (sub-)directory ...
168			if (-d $cur_entry_abs) {
169			push @dirlist_path, $cur_entry;
170			# ... and parse this (recursion here!!!)
171			iterate_path($cur_entry_abs);
172			pop @dirlist_path;
173			}
174			}
175
176			sub iterate_path {
177
178			my $path = shift;
179
180			# create new "DirHandle"-object
181			my $d = new DirHandle $path;
182			if (defined $d) {
183
184			# iterate through all entries in $path ($d->read) and call out entry-handler on each entry
185			while (defined(my $line = $d->read)) {
186			entry_callback($line);
187			}
188
189			undef $d;
190			}
191			}
192
193			sub getDirList {
194
195			$dirlist_base = shift;
196
197			# reset vars
198			$dirlist_buf = '';
199			@dirlist_path = ();
200
201			# start parsing file-structure
202			iterate_path($dirlist_base);
203
204			# return complete list of directory-content including files and subdirs
205			# entries are newline (\n) - seperated
206			return $dirlist_buf;
207
208			}
209			# =============================================
210
211	joko	1.5
212			sub now {
213			return strftime("%Y-%m-%d %H:%M:%S", localtime);
214	joko	1.10	}
215
216			sub today {
217			return strftime("%Y-%m-%d", localtime);
218	joko	1.6	}
219
220	joko	1.7	# ACK's go to ...
221	joko	1.6	sub deep_copy {
222			my $this = shift;
223			if (not ref $this) {
224			$this;
225			} elsif (ref $this eq "ARRAY") {
226			[map deep_copy($_), @$this];
227			} elsif (ref $this eq "HASH") {
228			+{map { $_ => deep_copy($this->{$_}) } keys %$this};
229			} elsif (ref $this eq "CODE") {
230			$this;
231	joko	1.9	#} else { die "deep_copy asks: what type is $this?" }
232			} else { print "deep_copy asks: what type is $this?", "\n"; }
233	joko	1.7	}
234
235			sub getNewPerlObjectByPkgName {
236			my $pkgname = shift;
237			my $args = shift;
238			#$logger->debug( __PACKAGE__ . "->getNewPerlObjectByPkgName( pkgname $pkgname args $args )" );
239			my $evstring = "use $pkgname;";
240			eval($evstring);
241			#$@ && $logger->error( __PACKAGE__ . ':' . __LINE__ . " Error in eval $evstring: " . $@ );
242			$@ && print( __PACKAGE__ . ':' . __LINE__ . " Error in eval \"$evstring\": " . $@ );
243			return $pkgname->new($args);
244	joko	1.12	}
245
246			sub mkObject {
247			my $pkgname = shift;
248			#my $args = shift;
249			#$logger->debug( __PACKAGE__ . "->getNewPerlObjectByPkgName( pkgname $pkgname args $args )" );
250			my $evstring = "use $pkgname;";
251			eval($evstring);
252			#$@ && $logger->error( __PACKAGE__ . ':' . __LINE__ . " Error in eval $evstring: " . $@ );
253			$@ && print( __PACKAGE__ . ':' . __LINE__ . " Error in eval \"$evstring\": " . $@ );
254			return $pkgname->new(@_);
255	joko	1.8	}
256
257	joko	1.11	sub run_cmd {
258	joko	1.8	my $cmd = shift;
259			$cmd = 'perl ' . $cmd;
260			my $sep = "-" x 90;
261			print $sep, "\n";
262			print " ", $cmd, "\n";
263			print $sep, "\n";
264			system($cmd);
265			print "\n";
266			}
267
268			sub run_cmds {
269			foreach (@_) {
270	joko	1.11	run_cmd($_);
271	joko	1.8	}
272	joko	1.13	}
273
274			sub bool2status {
275			my $bool = shift;
276			return ($bool ? 'ok' : 'failed');
277	joko	1.5	}
278	cvsjoko	1.1
279			1;
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