/[cvs]/nfo/perl/libs/libp.pm
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Contents of /nfo/perl/libs/libp.pm

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Revision 1.10 - (show annotations)
Thu Dec 19 01:05:35 2002 UTC (21 years, 10 months ago) by joko
Branch: MAIN
Changes since 1.9: +9 -1 lines
+ sub today

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

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