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| 1 |  |  |  |  |  |  | ########################################### | 
| 2 |  |  |  |  |  |  | # File::Comments::Plugin::Perl | 
| 3 |  |  |  |  |  |  | # 2005, Mike Schilli | 
| 4 |  |  |  |  |  |  | ########################################### | 
| 5 |  |  |  |  |  |  |  | 
| 6 |  |  |  |  |  |  | ########################################### | 
| 7 |  |  |  |  |  |  | package File::Comments::Plugin::Perl; | 
| 8 |  |  |  |  |  |  | ########################################### | 
| 9 |  |  |  |  |  |  |  | 
| 10 | 9 |  |  | 9 |  | 10101 | use strict; | 
|  | 9 |  |  |  |  | 20 |  | 
|  | 9 |  |  |  |  | 309 |  | 
| 11 | 9 |  |  | 9 |  | 50 | use warnings; | 
|  | 9 |  |  |  |  | 19 |  | 
|  | 9 |  |  |  |  | 223 |  | 
| 12 | 9 |  |  | 9 |  | 46 | use File::Comments::Plugin; | 
|  | 9 |  |  |  |  | 18 |  | 
|  | 9 |  |  |  |  | 198 |  | 
| 13 | 9 |  |  | 9 |  | 43 | use Log::Log4perl qw(:easy); | 
|  | 9 |  |  |  |  | 19 |  | 
|  | 9 |  |  |  |  | 54 |  | 
| 14 | 9 |  |  | 9 |  | 6833 | use Sysadm::Install qw(:all); | 
|  | 9 |  |  |  |  | 28 |  | 
|  | 9 |  |  |  |  | 97 |  | 
| 15 |  |  |  |  |  |  |  | 
| 16 |  |  |  |  |  |  | our $VERSION = "0.01"; | 
| 17 |  |  |  |  |  |  | our @ISA     = qw(File::Comments::Plugin::Makefile); | 
| 18 |  |  |  |  |  |  | our $USE_PPI = 1; | 
| 19 |  |  |  |  |  |  |  | 
| 20 |  |  |  |  |  |  | ########################################### | 
| 21 |  |  |  |  |  |  | sub applicable { | 
| 22 |  |  |  |  |  |  | ########################################### | 
| 23 | 7 |  |  | 7 | 0 | 17 | my($self, $target, $cold_call) = @_; | 
| 24 |  |  |  |  |  |  |  | 
| 25 | 7 | 100 |  |  |  | 26 | return 1 unless $cold_call; | 
| 26 |  |  |  |  |  |  |  | 
| 27 | 5 | 100 |  |  |  | 35 | return 1 if $target->{content} =~ /^#!.*perl\b/; | 
| 28 |  |  |  |  |  |  |  | 
| 29 | 2 |  |  |  |  | 6 | return 0; | 
| 30 |  |  |  |  |  |  | } | 
| 31 |  |  |  |  |  |  |  | 
| 32 |  |  |  |  |  |  | ########################################### | 
| 33 |  |  |  |  |  |  | sub init { | 
| 34 |  |  |  |  |  |  | ########################################### | 
| 35 | 11 |  |  | 11 | 0 | 27 | my($self) = @_; | 
| 36 |  |  |  |  |  |  |  | 
| 37 | 11 |  |  |  |  | 116 | $self->register_suffix(".pl"); | 
| 38 | 11 |  |  |  |  | 49 | $self->register_suffix(".pm"); | 
| 39 | 11 |  |  |  |  | 39 | $self->register_suffix(".PM"); | 
| 40 | 11 |  |  |  |  | 43 | $self->register_suffix(".PL"); | 
| 41 |  |  |  |  |  |  | } | 
| 42 |  |  |  |  |  |  |  | 
| 43 |  |  |  |  |  |  | ########################################### | 
| 44 |  |  |  |  |  |  | sub type { | 
| 45 |  |  |  |  |  |  | ########################################### | 
| 46 | 0 |  |  | 0 | 0 | 0 | my($self, $target) = @_; | 
| 47 |  |  |  |  |  |  |  | 
| 48 | 0 |  |  |  |  | 0 | return "perl"; | 
| 49 |  |  |  |  |  |  | } | 
| 50 |  |  |  |  |  |  |  | 
| 51 |  |  |  |  |  |  | ##################################################### | 
| 52 |  |  |  |  |  |  | sub comments { | 
| 53 |  |  |  |  |  |  | ##################################################### | 
| 54 | 4 |  |  | 4 | 0 | 9 | my($self, $target) = @_; | 
| 55 |  |  |  |  |  |  |  | 
| 56 | 4 |  |  |  |  | 7 | my $data = $target->{content}; | 
| 57 | 4 |  |  |  |  | 5 | my @comments; | 
| 58 |  |  |  |  |  |  |  | 
| 59 | 4 | 100 |  |  |  | 12 | if($USE_PPI) { | 
| 60 | 3 |  |  |  |  | 1253 | require PPI; | 
| 61 | 3 |  |  |  |  | 162562 | my($end) = ($data =~ /^__END__(.*)/ms); | 
| 62 | 3 |  |  |  |  | 17 | @comments = $self->comments_parse_ppi($target, $data); | 
| 63 | 3 | 100 |  |  |  | 33 | push @comments, $end if defined $end; | 
| 64 |  |  |  |  |  |  | } else { | 
| 65 | 1 |  |  |  |  | 9 | require Pod::Parser; | 
| 66 | 1 |  |  |  |  | 3 | @comments = @{$self->comments_parse_simple($target, $data)}; | 
|  | 1 |  |  |  |  | 5 |  | 
| 67 |  |  |  |  |  |  | } | 
| 68 |  |  |  |  |  |  |  | 
| 69 | 4 |  |  |  |  | 24 | return \@comments; | 
| 70 |  |  |  |  |  |  | } | 
| 71 |  |  |  |  |  |  |  | 
| 72 |  |  |  |  |  |  | ##################################################### | 
| 73 |  |  |  |  |  |  | sub stripped { | 
| 74 |  |  |  |  |  |  | ##################################################### | 
| 75 | 1 |  |  | 1 | 0 | 3 | my($self, $target) = @_; | 
| 76 |  |  |  |  |  |  |  | 
| 77 | 1 |  |  |  |  | 4 | my $data = $target->{content}; | 
| 78 | 1 |  |  |  |  | 5 | $data =~ s/^__END__(.*)//ms; | 
| 79 |  |  |  |  |  |  |  | 
| 80 | 1 | 50 |  |  |  | 6 | if($USE_PPI) { | 
| 81 | 1 |  |  |  |  | 8 | require PPI; | 
| 82 | 1 |  |  |  |  | 6 | my $doc = PPI::Document->new(\$data); | 
| 83 |  |  |  |  |  |  |  | 
| 84 | 1 | 50 |  |  |  | 2419 | if($doc) { | 
| 85 |  |  |  |  |  |  | # Remove all that nasty documentation | 
| 86 | 1 |  |  |  |  | 11 | $doc->prune("PPI::Token::Pod"); | 
| 87 | 1 |  |  |  |  | 932 | $doc->prune("PPI::Token::Comment"); | 
| 88 | 1 |  |  |  |  | 1071 | my $stripped = $doc->serialize(); | 
| 89 | 1 |  |  |  |  | 206 | $doc->DESTROY; | 
| 90 | 1 |  |  |  |  | 142 | return $stripped; | 
| 91 |  |  |  |  |  |  | } else { | 
| 92 |  |  |  |  |  |  | # Parsing perl script failed. Just return everything. | 
| 93 | 0 |  |  |  |  | 0 | WARN "Parsing $target->{path} failed"; | 
| 94 | 0 |  |  |  |  | 0 | $doc->DESTROY; | 
| 95 | 0 |  |  |  |  | 0 | return $data; | 
| 96 |  |  |  |  |  |  | } | 
| 97 |  |  |  |  |  |  | } | 
| 98 |  |  |  |  |  |  |  | 
| 99 | 0 |  |  |  |  | 0 | LOGDIE __PACKAGE__, "->stripped() only supported with PPI"; | 
| 100 |  |  |  |  |  |  | } | 
| 101 |  |  |  |  |  |  |  | 
| 102 |  |  |  |  |  |  | ##################################################### | 
| 103 |  |  |  |  |  |  | sub comments_parse_ppi { | 
| 104 |  |  |  |  |  |  | ##################################################### | 
| 105 | 3 |  |  | 3 | 0 | 7 | my($self, $target, $src) = @_; | 
| 106 |  |  |  |  |  |  |  | 
| 107 | 3 |  |  |  |  | 34 | my $doc = PPI::Document->new(\$src); #bar | 
| 108 | 3 |  |  |  |  | 8559 | my @comments = (); | 
| 109 |  |  |  |  |  |  |  | 
| 110 | 3 | 50 |  |  |  | 14 | if(!defined $doc) { | 
| 111 |  |  |  |  |  |  | # Parsing perl script failed. Just return everything. | 
| 112 | 0 |  |  |  |  | 0 | WARN "Parsing $target->{path} failed"; | 
| 113 |  |  |  |  |  |  |  | 
| 114 |  |  |  |  |  |  | # Needs to be destroyed explicitely to avaoid memleaks | 
| 115 | 0 |  |  |  |  | 0 | $doc->DESTROY; | 
| 116 | 0 |  |  |  |  | 0 | return $src; | 
| 117 |  |  |  |  |  |  | } | 
| 118 |  |  |  |  |  |  |  | 
| 119 |  |  |  |  |  |  | $doc->find(sub { | 
| 120 | 30 | 100 | 100 | 30 |  | 349 | return if ref($_[1]) ne "PPI::Token::Comment" and | 
| 121 |  |  |  |  |  |  | ref($_[1]) ne "PPI::Token::Pod"; | 
| 122 | 14 |  |  |  |  | 37 | my $line = $_[1]->content(); | 
| 123 |  |  |  |  |  |  | # Delete leading '#' if it's a comment | 
| 124 | 14 | 100 |  |  |  | 69 | $line = substr($line, 1) if ref($_[1]) eq "PPI::Token::Comment"; | 
| 125 | 14 |  |  |  |  | 21 | chomp $line; | 
| 126 | 14 |  |  |  |  | 34 | push @comments, $line; | 
| 127 | 3 |  |  |  |  | 30 | }); | 
| 128 |  |  |  |  |  |  |  | 
| 129 |  |  |  |  |  |  | # Needs to be destroyed explicitely to avaoid memleaks | 
| 130 | 3 |  |  |  |  | 46 | $doc->DESTROY; | 
| 131 | 3 |  |  |  |  | 478 | return @comments; | 
| 132 |  |  |  |  |  |  | } | 
| 133 |  |  |  |  |  |  |  | 
| 134 |  |  |  |  |  |  | ##################################################### | 
| 135 |  |  |  |  |  |  | sub comments_parse_simple { | 
| 136 |  |  |  |  |  |  | ##################################################### | 
| 137 | 1 |  |  | 1 | 0 | 2 | my($self, $target, $src) = @_; | 
| 138 |  |  |  |  |  |  |  | 
| 139 | 1 |  |  |  |  | 14 | my $comments = $self->extract_hashed_comments($target); | 
| 140 |  |  |  |  |  |  |  | 
| 141 | 1 |  |  |  |  | 8 | my $pod = PodExtractor->new(); | 
| 142 | 1 |  |  |  |  | 301 | $pod->parse_from_file($target->{path}); | 
| 143 | 1 |  |  |  |  | 2 | push @$comments, @{$pod->pod_chunks()}; | 
|  | 1 |  |  |  |  | 4 |  | 
| 144 |  |  |  |  |  |  |  | 
| 145 | 1 |  |  |  |  | 39 | return $comments; | 
| 146 |  |  |  |  |  |  | } | 
| 147 |  |  |  |  |  |  |  | 
| 148 |  |  |  |  |  |  | ########################################### | 
| 149 |  |  |  |  |  |  | package PodExtractor; | 
| 150 | 9 |  |  | 9 |  | 11887 | use Log::Log4perl qw(:easy); | 
|  | 9 |  |  |  |  | 20 |  | 
|  | 9 |  |  |  |  | 55 |  | 
| 151 |  |  |  |  |  |  | our @ISA = qw(Pod::Parser); | 
| 152 |  |  |  |  |  |  | ########################################### | 
| 153 |  |  |  |  |  |  |  | 
| 154 |  |  |  |  |  |  | ########################################### | 
| 155 |  |  |  |  |  |  | sub new { | 
| 156 |  |  |  |  |  |  | ########################################### | 
| 157 | 1 |  |  | 1 |  | 3 | my($class) = @_; | 
| 158 |  |  |  |  |  |  |  | 
| 159 | 1 |  |  |  |  | 3 | my $self = { chunks => [] }; | 
| 160 |  |  |  |  |  |  |  | 
| 161 | 1 |  |  |  |  | 2 | bless $self, $class; | 
| 162 |  |  |  |  |  |  |  | 
| 163 | 1 |  |  |  |  | 3 | return $self; | 
| 164 |  |  |  |  |  |  | } | 
| 165 |  |  |  |  |  |  |  | 
| 166 |  |  |  |  |  |  | ########################################### | 
| 167 |  |  |  |  |  |  | sub textblock { | 
| 168 |  |  |  |  |  |  | ########################################### | 
| 169 | 1 |  |  | 1 |  | 2 | my ($self, $paragraph, $line_num) = @_; | 
| 170 |  |  |  |  |  |  |  | 
| 171 | 1 |  |  |  |  | 2 | push @{$self->{chunks}}, $paragraph; | 
|  | 1 |  |  |  |  | 98 |  | 
| 172 |  |  |  |  |  |  | } | 
| 173 |  |  |  |  |  |  |  | 
| 174 | 1 |  |  | 1 |  | 44 | sub command {} | 
| 175 | 0 |  |  | 0 |  | 0 | sub verbatim {} | 
| 176 | 0 |  |  | 0 |  | 0 | sub interior_sequence {} | 
| 177 |  |  |  |  |  |  |  | 
| 178 |  |  |  |  |  |  | ########################################### | 
| 179 |  |  |  |  |  |  | sub pod_chunks { | 
| 180 |  |  |  |  |  |  | ########################################### | 
| 181 | 1 |  |  | 1 |  | 2 | my ($self) = @_; | 
| 182 |  |  |  |  |  |  |  | 
| 183 | 1 |  |  |  |  | 3 | return $self->{chunks}; | 
| 184 |  |  |  |  |  |  | } | 
| 185 |  |  |  |  |  |  |  | 
| 186 |  |  |  |  |  |  | 1; | 
| 187 |  |  |  |  |  |  |  | 
| 188 |  |  |  |  |  |  | __END__ |