1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
# -*- Mode: cperl; coding: utf-8; cperl-indent-level: 4 -*-
# vim: ts=4 sts=4 sw=4:
package CPAN::InfoObj;
use strict;
use CPAN::Debug;
@CPAN::InfoObj::ISA = qw(CPAN::Debug);
use Cwd qw(chdir);
use vars qw(
$VERSION
);
$VERSION = "5.5";
sub ro {
my $self = shift;
exists $self->{RO} and return $self->{RO};
}
#-> sub CPAN::InfoObj::cpan_userid
sub cpan_userid {
my $self = shift;
my $ro = $self->ro;
if ($ro) {
return $ro->{CPAN_USERID} || "N/A";
} else {
$self->debug("ID[$self->{ID}]");
# N/A for bundles found locally
return "N/A";
}
}
sub id { shift->{ID}; }
#-> sub CPAN::InfoObj::new ;
sub new {
my $this = bless {}, shift;
%$this = @_;
$this
}
# The set method may only be used by code that reads index data or
# otherwise "objective" data from the outside world. All session
# related material may do anything else with instance variables but
# must not touch the hash under the RO attribute. The reason is that
# the RO hash gets written to Metadata file and is thus persistent.
#-> sub CPAN::InfoObj::safe_chdir ;
sub safe_chdir {
my($self,$todir) = @_;
# we die if we cannot chdir and we are debuggable
Carp::confess("safe_chdir called without todir argument")
unless defined $todir and length $todir;
if (chdir $todir) {
$self->debug(sprintf "changed directory to %s", CPAN::anycwd())
if $CPAN::DEBUG;
} else {
if (-e $todir) {
unless (-x $todir) {
unless (chmod 0755, $todir) {
my $cwd = CPAN::anycwd();
$CPAN::Frontend->mywarn("I have neither the -x permission nor the ".
"permission to change the permission; cannot ".
"chdir to '$todir'\n");
$CPAN::Frontend->mysleep(5);
$CPAN::Frontend->mydie(qq{Could not chdir from cwd[$cwd] }.
qq{to todir[$todir]: $!});
}
}
} else {
$CPAN::Frontend->mydie("Directory '$todir' has gone. Cannot continue.\n");
}
if (chdir $todir) {
$self->debug(sprintf "changed directory to %s", CPAN::anycwd())
if $CPAN::DEBUG;
} else {
my $cwd = CPAN::anycwd();
$CPAN::Frontend->mydie(qq{Could not chdir from cwd[$cwd] }.
qq{to todir[$todir] (a chmod has been issued): $!});
}
}
}
#-> sub CPAN::InfoObj::set ;
sub set {
my($self,%att) = @_;
my $class = ref $self;
# This must be ||=, not ||, because only if we write an empty
# reference, only then the set method will write into the readonly
# area. But for Distributions that spring into existence, maybe
# because of a typo, we do not like it that they are written into
# the readonly area and made permanent (at least for a while) and
# that is why we do not "allow" other places to call ->set.
unless ($self->id) {
CPAN->debug("Bug? Empty ID, rejecting");
return;
}
my $ro = $self->{RO} =
$CPAN::META->{readonly}{$class}{$self->id} ||= {};
while (my($k,$v) = each %att) {
$ro->{$k} = $v;
}
}
#-> sub CPAN::InfoObj::as_glimpse ;
sub as_glimpse {
my($self) = @_;
my(@m);
my $class = ref($self);
$class =~ s/^CPAN:://;
my $id = $self->can("pretty_id") ? $self->pretty_id : $self->{ID};
push @m, sprintf "%-15s %s\n", $class, $id;
join "", @m;
}
#-> sub CPAN::InfoObj::as_string ;
sub as_string {
my($self) = @_;
my(@m);
my $class = ref($self);
$class =~ s/^CPAN:://;
push @m, $class, " id = $self->{ID}\n";
my $ro;
unless ($ro = $self->ro) {
if (substr($self->{ID},-1,1) eq ".") { # directory
$ro = +{};
} else {
$CPAN::Frontend->mywarn("Unknown object $self->{ID}\n");
$CPAN::Frontend->mysleep(5);
return;
}
}
for (sort keys %$ro) {
# next if m/^(ID|RO)$/;
my $extra = "";
if ($_ eq "CPAN_USERID") {
$extra .= " (";
$extra .= $self->fullname;
my $email; # old perls!
if ($email = $CPAN::META->instance("CPAN::Author",
$self->cpan_userid
)->email) {
$extra .= " <$email>";
} else {
$extra .= " <no email>";
}
$extra .= ")";
} elsif ($_ eq "FULLNAME") { # potential UTF-8 conversion
push @m, sprintf " %-12s %s\n", $_, $self->fullname;
next;
}
next unless defined $ro->{$_};
push @m, sprintf " %-12s %s%s\n", $_, $ro->{$_}, $extra;
}
KEY: for (sort keys %$self) {
next if m/^(ID|RO)$/;
unless (defined $self->{$_}) {
delete $self->{$_};
next KEY;
}
if (ref($self->{$_}) eq "ARRAY") {
push @m, sprintf " %-12s %s\n", $_, "@{$self->{$_}}";
} elsif (ref($self->{$_}) eq "HASH") {
my $value;
if (/^CONTAINSMODS$/) {
$value = join(" ",sort keys %{$self->{$_}});
} elsif (/^prereq_pm$/) {
my @value;
my $v = $self->{$_};
for my $x (sort keys %$v) {
my @svalue;
for my $y (sort keys %{$v->{$x}}) {
push @svalue, "$y=>$v->{$x}{$y}";
}
push @value, "$x\:" . join ",", @svalue if @svalue;
}
$value = join ";", @value;
} else {
$value = $self->{$_};
}
push @m, sprintf(
" %-12s %s\n",
$_,
$value,
);
} else {
push @m, sprintf " %-12s %s\n", $_, $self->{$_};
}
}
join "", @m, "\n";
}
#-> sub CPAN::InfoObj::fullname ;
sub fullname {
my($self) = @_;
$CPAN::META->instance("CPAN::Author",$self->cpan_userid)->fullname;
}
#-> sub CPAN::InfoObj::dump ;
sub dump {
my($self, $what) = @_;
unless ($CPAN::META->has_inst("Data::Dumper")) {
$CPAN::Frontend->mydie("dump command requires Data::Dumper installed");
}
local $Data::Dumper::Sortkeys;
$Data::Dumper::Sortkeys = 1;
my $out = Data::Dumper::Dumper($what ? eval $what : $self);
if (length $out > 100000) {
my $fh_pager = FileHandle->new;
local($SIG{PIPE}) = "IGNORE";
my $pager = $CPAN::Config->{'pager'} || "cat";
$fh_pager->open("|$pager")
or die "Could not open pager $pager\: $!";
$fh_pager->print($out);
close $fh_pager;
} else {
$CPAN::Frontend->myprint($out);
}
}
1;
|
