lib/Frey/SVN.pm

package Frey::SVN;
use Moose;

# Convert output from svn log to html page (with some formatting of
# commit messages)
#
# 2004-04-28 Dobrica Pavlinusic <dpavlin@rot13.org>

extends 'Frey';
with 'Frey::Web';
with 'Frey::Storage';
with 'Frey::HTML::Diff';

use XML::Simple;
use DateTimeX::Easy;
use Text::Diff::Parser;

has repository => (
        is => 'rw',
        isa => 'Str',
        required => 1,
        default => 'file:///home/dpavlin/private/svn/Frey',
);

has path => (
        is => 'rw',
        isa => 'Str'
);

has limit => (
        is => 'rw',
        isa => 'Int',
        default => 50,
);

has include_diff => (
        is => 'ro',
        isa => 'Bool',
        default => 1,
);

sub iterator {
        my ($self,$coderef) = @_;
        
        sub sh_regex($$) {
                my ($cmd,$regex) = @_;
                open(my $sh, $cmd . ' |') || die "sh_regex failed on $cmd: $!";
                while(my $l = <$sh>) {
                        chomp($l);
                        if ($l =~ $regex) {
                                if ($1 && $2) {
                                        return ($1,$2);
                                } elsif ($1) {
                                        return $1;
                                } else {
                                        return $l;
                                }
                        }
                }
                #warn "can't find $regex in output of $cmd\n";
                return;
        }

        my $path = $self->repository . $self->path;
        warn "# path $path\n";

        my $cmd;
        my $svn_path = $path;

        if ($path =~ m#file://# || -e "$path/.svn") {
                $cmd = "svn log -v --xml $path";
        } else {
                $svn_path = sh_regex('svk info', qr#Mirrored From:\s+([^,]+)#i);

                if (! $svn_path) {

                        my $svk_depot = sh_regex('svk info', qr#Depot Path: (/.+)#i);

                        my $depot = $svk_depot;
                        my $rel_path;

                        my $path = sh_regex('svk depot --list', qr/^$depot\s+(\S+)/i);

                        while (! $path && $depot =~ s{^(/.*/)([^/]+)/?$}{$1} ) {
                                $rel_path = "$2/$rel_path";
                                $path = sh_regex('svk depot --list', qr/^$depot\s+(\S+)/i);
                        }

                        die "can't find depot path '$svk_depot' in svk depot --list\n" unless ($path);
                        $svn_path = "file:///$path/$rel_path";
                }

                $cmd = "svn log -v --xml $svn_path";
        }

        $cmd .= " --limit " . $self->limit if $self->limit;

        warn "# $cmd\n";
        open(my $fh, $cmd .' |') || die "failed $cmd: $!";
        my $log;
        while(<$fh>) {
                $log .= $_;
        }
        close($fh);

        my $xml = XMLin($log, ForceArray => [ 'logentry', 'path' ]);

        foreach my $e (@{$xml->{'logentry'}}) {
                warn "# e = ",$self->dump( $e ) if $self->debug;

                if ( $self->include_diff ) {
                        my $rev = $e->{'revision'};
                        my $file = $svn_path;
                        $file =~ s{^\w+:/+}{};
                        my $file = "var/svn/$path.diff";
                        my $diff = $self->load( $file );
                        if ( ! $diff ) {
                                $diff = `svn diff -c $rev $svn_path`;
                                $self->store( $file, $diff );
                        }
                        $e->{diff} .= $diff;
                }

                $coderef->($e);
        }
}

sub as_markup {
        my ($self) = @_;

        # extract svk revision: r113@athlon (orig r999): dpavlin | 2005-09-01 20:38:07 +0200
        our $svk_rev_re = '\s+(r\d+@\w+(\s+\(orig\s+r\d+\))*:\s+\w+\s+\|\s+\d{4}-\d{2}-\d{2}\s+\d{2}:\d{2}:\d{2}\s+\+\d+)\s*';

        sub encode {
                my $foo = shift;
                $foo =~ s/$svk_rev_re//gsm;
                $foo =~ s/</&lt;/g;
                $foo =~ s/>/&gt;/g;
                $foo =~ s/"/&quot;/g;
#               $foo =~ s/([\n\r][\n\r]+)/$1<br\/>/gis;
                $foo =~ s/([\n\r]+)([\-\*]\s+)/$1<br\/>$2/gis;
                $foo =~ s/([\n\r]+)(r\d+:\s+)/$1<br\/>$2/gis;
                $foo =~ s/([\n\r]+)(\s+r\d+@)/$1<br\/>$2/gis;           # svk
                return $foo;
        }

        my $repository = $self->repository;
        my $path = $self->path;

        our $html = qq|
                <h1><a href="?repository=$repository">$repository</a></h1>
                <h2>$path</h2>
        |;

        $self->add_css(qq|
                .commit {
                        clear: both;
                        padding-top: 1em;
                        padding-bottom: 1em;
                        border-top: 1px dashed #ccc;
                }
                .files {
                        color: #888;
                        font-family: monospace;
                        font-size: 80%;
                        float: right;
                        padding-bottom: 1.2em; /* fix 80% back to original 1em */
                }
                .files a {
                        text-decoration: none;
                        color: #888;
                }
                .date, .revision { color: #666; }
                .message {
                        padding-top: 0.5em;
                        padding-left: 2em; /* like blockquote */
                        white-space: pre-wrap;
                }

                ins { color: #8c8 }
                del { color: #c88 }
        |);

        my $max_path_len = 0;
        my $path_count;

        $self->iterator( sub {
                my $e = shift;

                my $rev = $e->{'revision'};
                my $date = $e->{'date'};

                $date =~ s/T/ /;
                $date =~ s/\.\d+Z$//;

                my $msg = $e->{'msg'};
                $msg = '' if ref($msg); # FIXME why do I need this, dammit?
                if ( $msg ) {
                        $msg = encode( $msg );
                        $msg = qq|<div class="message">$msg</div>|;
                }

                my @files;

                foreach my $p (@{$e->{'paths'}->{'path'}}) {
                        my ($action,$path) = ($p->{'action'},$p->{'content'});

                        if ($action eq "A") {
                                push @files, "<ins>$path</ins>";
                        } elsif ($action eq "D") {
                                push @files, "<del>$path</del>";
                        } else {
                                push @files, $path;
                        }

                        $max_path_len = length $path if length $path > $max_path_len;
                        $path_count->{$path}++;
                }

                my $diff = $self->html_diff( $e->{diff} ) if $e->{diff};

                $html .= qq|
                        <div class="commit">
                                <span class="date">$date</span>
                                <em>$e->{author}</em>
                                <span class="revision">$e->{revision}</span>
                                <div class="files">\n
                                |
                                . join("<br>\n",
                                        map {
                                                my $path = $_;
                                                $path =~ s{<[^>]+>}{}g;
                                                qq|<a href="?repository=$repository;path=$path" title="$path ##">$_</a>|
                                        } @files
                                )
                                . qq|
                                </div>
                                $msg
                                $diff
                        </div>
                |;

        });

        $self->add_css(qq|
                .files {
                        width: ${max_path_len}ex;
                }
        |);

        $html =~ s[title="(\S+) ##"]['title="' . $path_count->{$1} . '"']gse;

        return $html;
}

sub codeswarm_as_markup {
        my ($self) = @_;

        $self->content_type('text/xml');

        my $file_events = '';

        $self->iterator( sub {
                my $e = shift;
                
                my $rev = $e->{'revision'};
                my $date = DateTimeX::Easy->new( $e->{'date'} )->epoch . '000'; # ms
                my $author = $e->{'author'};

                foreach my $p (@{$e->{'paths'}->{'path'}}) {
                        my ($action,$path) = ($p->{'action'},$p->{'content'});
                        $file_events .= qq|\t<event filename="$path" date="$date" author="$author" />\n|;
                }

        });

        return qq|<?xml version="1.0"?>
        <!-- One commit per day for one month by a documenter and programmer. -->
        <file_events>
        $file_events
        </file_events>
        |;

}

1;
1	dpavlin	769	package Frey::SVN;
2			use Moose;
3
4			# Convert output from svn log to html page (with some formatting of
5			# commit messages)
6			#
7			# 2004-04-28 Dobrica Pavlinusic <dpavlin@rot13.org>
8
9			extends 'Frey';
10			with 'Frey::Web';
11	dpavlin	1066	with 'Frey::Storage';
12			with 'Frey::HTML::Diff';
13	dpavlin	769
14			use XML::Simple;
15	dpavlin	807	use DateTimeX::Easy;
16	dpavlin	1066	use Text::Diff::Parser;
17	dpavlin	769
18			has repository => (
19			is => 'rw',
20			isa => 'Str',
21			required => 1,
22			default => 'file:///home/dpavlin/private/svn/Frey',
23			);
24
25	dpavlin	987	has path => (
26			is => 'rw',
27			isa => 'Str'
28			);
29
30	dpavlin	770	has limit => (
31			is => 'rw',
32			isa => 'Int',
33			default => 50,
34			);
35
36	dpavlin	1066	has include_diff => (
37			is => 'ro',
38			isa => 'Bool',
39			default => 1,
40			);
41
42	dpavlin	804	sub iterator {
43			my ($self,$coderef) = @_;
44
45	dpavlin	769	sub sh_regex($$) {
46			my ($cmd,$regex) = @_;
47			open(my $sh, $cmd . ' \|') \|\| die "sh_regex failed on $cmd: $!";
48			while(my $l = <$sh>) {
49			chomp($l);
50			if ($l =~ $regex) {
51			if ($1 && $2) {
52			return ($1,$2);
53			} elsif ($1) {
54			return $1;
55			} else {
56			return $l;
57			}
58			}
59			}
60			#warn "can't find $regex in output of $cmd\n";
61			return;
62			}
63
64	dpavlin	987	my $path = $self->repository . $self->path;
65	dpavlin	769	warn "# path $path\n";
66
67			my $cmd;
68	dpavlin	1066	my $svn_path = $path;
69
70	dpavlin	769	if ($path =~ m#file://# \|\| -e "$path/.svn") {
71			$cmd = "svn log -v --xml $path";
72			} else {
73	dpavlin	1066	$svn_path = sh_regex('svk info', qr#Mirrored From:\s+([^,]+)#i);
74	dpavlin	769
75			if (! $svn_path) {
76
77			my $svk_depot = sh_regex('svk info', qr#Depot Path: (/.+)#i);
78
79			my $depot = $svk_depot;
80			my $rel_path;
81
82			my $path = sh_regex('svk depot --list', qr/^$depot\s+(\S+)/i);
83
84			while (! $path && $depot =~ s{^(/.*/)([^/]+)/?$}{$1} ) {
85			$rel_path = "$2/$rel_path";
86			$path = sh_regex('svk depot --list', qr/^$depot\s+(\S+)/i);
87			}
88
89			die "can't find depot path '$svk_depot' in svk depot --list\n" unless ($path);
90			$svn_path = "file:///$path/$rel_path";
91			}
92
93			$cmd = "svn log -v --xml $svn_path";
94			}
95
96	dpavlin	770	$cmd .= " --limit " . $self->limit if $self->limit;
97
98	dpavlin	769	warn "# $cmd\n";
99			open(my $fh, $cmd .' \|') \|\| die "failed $cmd: $!";
100			my $log;
101			while(<$fh>) {
102			$log .= $_;
103			}
104			close($fh);
105
106			my $xml = XMLin($log, ForceArray => [ 'logentry', 'path' ]);
107
108	dpavlin	804	foreach my $e (@{$xml->{'logentry'}}) {
109	dpavlin	875	warn "# e = ",$self->dump( $e ) if $self->debug;
110	dpavlin	1066
111			if ( $self->include_diff ) {
112			my $rev = $e->{'revision'};
113			my $file = $svn_path;
114			$file =~ s{^\w+:/+}{};
115			my $file = "var/svn/$path.diff";
116			my $diff = $self->load( $file );
117			if ( ! $diff ) {
118			$diff = `svn diff -c $rev $svn_path`;
119			$self->store( $file, $diff );
120			}
121			$e->{diff} .= $diff;
122			}
123
124	dpavlin	804	$coderef->($e);
125			}
126			}
127
128			sub as_markup {
129			my ($self) = @_;
130
131			# extract svk revision: r113@athlon (orig r999): dpavlin \| 2005-09-01 20:38:07 +0200
132			our $svk_rev_re = '\s+(r\d+@\w+(\s+\(orig\s+r\d+\)):\s+\w+\s+\\|\s+\d{4}-\d{2}-\d{2}\s+\d{2}:\d{2}:\d{2}\s+\+\d+)\s';
133
134			sub encode {
135			my $foo = shift;
136			$foo =~ s/$svk_rev_re//gsm;
137			$foo =~ s/</</g;
138			$foo =~ s/>/>/g;
139			$foo =~ s/"/"/g;
140	dpavlin	909	# $foo =~ s/([\n\r][\n\r]+)/$1<br\/>/gis;
141	dpavlin	804	$foo =~ s/([\n\r]+)([\-\*]\s+)/$1<br\/>$2/gis;
142			$foo =~ s/([\n\r]+)(r\d+:\s+)/$1<br\/>$2/gis;
143			$foo =~ s/([\n\r]+)(\s+r\d+@)/$1<br\/>$2/gis; # svk
144			return $foo;
145			}
146
147	dpavlin	987	my $repository = $self->repository;
148			my $path = $self->path;
149	dpavlin	769
150	dpavlin	987	our $html = qq\|
151			<h1><a href="?repository=$repository">$repository</a></h1>
152			<h2>$path</h2>
153			\|;
154
155	dpavlin	852	$self->add_css(qq\|
156	dpavlin	909	.commit {
157			clear: both;
158			padding-top: 1em;
159			padding-bottom: 1em;
160			border-top: 1px dashed #ccc;
161			}
162			.files {
163			color: #888;
164			font-family: monospace;
165			font-size: 80%;
166			float: right;
167			padding-bottom: 1.2em; /* fix 80% back to original 1em */
168			}
169	dpavlin	987	.files a {
170			text-decoration: none;
171			color: #888;
172			}
173	dpavlin	852	.date, .revision { color: #666; }
174	dpavlin	909	.message {
175			padding-top: 0.5em;
176			padding-left: 2em; /* like blockquote */
177			white-space: pre-wrap;
178			}
179	dpavlin	852
180			ins { color: #8c8 }
181			del { color: #c88 }
182			\|);
183
184	dpavlin	1013	my $max_path_len = 0;
185			my $path_count;
186
187	dpavlin	804	$self->iterator( sub {
188			my $e = shift;
189
190	dpavlin	769	my $rev = $e->{'revision'};
191			my $date = $e->{'date'};
192
193			$date =~ s/T/ /;
194			$date =~ s/\.\d+Z$//;
195
196	dpavlin	852	my $msg = $e->{'msg'};
197			$msg = '' if ref($msg); # FIXME why do I need this, dammit?
198			if ( $msg ) {
199			$msg = encode( $msg );
200			$msg = qq\|<div class="message">$msg</div>\|;
201			}
202
203	dpavlin	769	my @files;
204
205			foreach my $p (@{$e->{'paths'}->{'path'}}) {
206			my ($action,$path) = ($p->{'action'},$p->{'content'});
207
208			if ($action eq "A") {
209			push @files, "<ins>$path</ins>";
210			} elsif ($action eq "D") {
211			push @files, "<del>$path</del>";
212	dpavlin	851	} else {
213	dpavlin	769	push @files, $path;
214			}
215	dpavlin	1013
216			$max_path_len = length $path if length $path > $max_path_len;
217			$path_count->{$path}++;
218	dpavlin	769	}
219
220	dpavlin	1066	my $diff = $self->html_diff( $e->{diff} ) if $e->{diff};
221
222	dpavlin	909	$html .= qq\|
223			<div class="commit">
224	dpavlin	987	<span class="date">$date</span>
225			<em>$e->{author}</em>
226			<span class="revision">$e->{revision}</span>
227			<div class="files">\n
228			\|
229			. join("<br>\n",
230			map {
231	dpavlin	1013	my $path = $_;
232			$path =~ s{<[^>]+>}{}g;
233			qq\|<a href="?repository=$repository;path=$path" title="$path ##">$_</a>\|
234	dpavlin	987	} @files
235			)
236			. qq\|
237			</div>
238			$msg
239	dpavlin	1066	$diff
240	dpavlin	909	</div>
241			\|;
242	dpavlin	769
243	dpavlin	804	});
244	dpavlin	769
245	dpavlin	1013	$self->add_css(qq\|
246			.files {
247			width: ${max_path_len}ex;
248			}
249			\|);
250
251			$html =~ s[title="(\S+) ##"]['title="' . $path_count->{$1} . '"']gse;
252
253	dpavlin	769	return $html;
254			}
255
256	dpavlin	805	sub codeswarm_as_markup {
257			my ($self) = @_;
258
259			$self->content_type('text/xml');
260
261			my $file_events = '';
262
263			$self->iterator( sub {
264			my $e = shift;
265
266			my $rev = $e->{'revision'};
267	dpavlin	807	my $date = DateTimeX::Easy->new( $e->{'date'} )->epoch . '000'; # ms
268	dpavlin	805	my $author = $e->{'author'};
269
270			foreach my $p (@{$e->{'paths'}->{'path'}}) {
271			my ($action,$path) = ($p->{'action'},$p->{'content'});
272			$file_events .= qq\|\t<event filename="$path" date="$date" author="$author" />\n\|;
273			}
274
275			});
276
277			return qq\|<?xml version="1.0"?>
278			<!-- One commit per day for one month by a documenter and programmer. -->
279			<file_events>
280			$file_events
281			</file_events>
282			\|;
283
284			}
285
286	dpavlin	769	1;