6 # Hack to work on merkel where suexec is in place
8 if ($ENV{HTTP_HOST} eq 'merkel.debian.org') {
9 unshift @INC, qw(/home/don/perl/usr/share/perl5 /home/don/perl/usr/lib/perl5 /home/don/source);
10 $ENV{DEBBUGS_CONFIG_FILE}="/home/don/config_internal";
17 # by default send this message nowhere
18 # use CGI::Alert q(nobody@example.com);
20 use Debbugs::Config qw(:config);
23 # $CGI::Alert::Maintainer = $config{maintainer};
26 use Debbugs::CGI qw(htmlize_packagelinks html_escape cgi_parameters munge_url);
27 use Debbugs::Versions;
28 use Debbugs::Versions::Dpkg;
29 use Debbugs::Packages qw(get_versions makesourceversions);
30 use HTML::Entities qw(encode_entities);
31 use File::Temp qw(tempdir);
36 my %img_types = (svg => 'image/svg+xml',
40 my $q = CGI::Simple->new();
42 my %cgi_var = cgi_parameters(query => $q,
43 single => [qw(package format ignore_boring width height collapse info)],
44 default => {package => 'spamass-milter',
55 my $this = munge_url('version.cgi?',
59 # we want to first load the appropriate file,
60 # then figure out which versions are there in which architectures,
63 for my $dist (@{$config{distributions}}) {
64 $versions{$dist} = [get_versions(package => [split /\s*,\s*/, $cgi_var{package}],
68 # make version_to_dist
69 foreach my $version (@{$versions{$dist}}){
70 push @{$version_to_dist{$version}}, $dist;
74 if (defined $cgi_var{width}) {
75 $cgi_var{width} =~ /(\d+)/;
78 if (defined $cgi_var{height}) {
79 $cgi_var{height} =~ /(\d+)/;
80 $cgi_var{height} = $1;
83 if (defined $cgi_var{format}) {
84 $cgi_var{format} =~ /(png|svg|jpg|gif)/;
85 $cgi_var{format} = $1 || 'png';
88 $cgi_var{format} = 'png';
91 if ($cgi_var{info} and not defined $cgi_var{dot}) {
92 print "Content-Type: text/html\n\n";
94 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
96 <head><title>$cgi_var{package} Version Graph</title></head>
99 print '<a href="'.html_escape(munge_url($this,ignore_boring=>$cgi_var{ignore_boring}?0:1)).
100 '">['.($cgi_var{ignore_boring}?"Don't i":'I').'gnore boring]</a> ';
101 print '<a href="'.html_escape(munge_url($this,collapse=>$cgi_var{collapse}?0:1)).
102 '">['.($cgi_var{collapse}?"Don't c":'C').'ollapse]</a> ';
103 print '<a href="'.html_escape(munge_url($this,dot=>1)).
105 print '<img src="'.html_escape(munge_url($this,info=>0)).'">';
113 # then figure out which are affected.
114 # turn found and fixed into full versions
115 @{$cgi_var{found}} = map {makesourceversions($_,undef,@{$cgi_var{found}})} split/\s*,\s*/, $cgi_var{package};
116 @{$cgi_var{fixed}} = map {makesourceversions($_,undef,@{$cgi_var{fixed}})} split/\s*,\s*/, $cgi_var{package};
117 my @interesting_versions = map {makesourceversions($_,undef,keys %version_to_dist)} split/\s*,\s*/, $cgi_var{package};
119 # We need to be able to rip out leaves which the versions that do not affect the current versions of unstable/testing
121 @sources{map {m{(.+)/}; $1} @{$cgi_var{found}}} = (1) x @{$cgi_var{found}};
122 @sources{map {m{(.+)/}; $1} @{$cgi_var{fixed}}} = (1) x @{$cgi_var{fixed}};
123 @sources{map {m{(.+)/}; $1} @interesting_versions} = (1) x @interesting_versions;
124 my $version = Debbugs::Versions->new(\&Debbugs::Versions::Dpkg::vercmp);
125 foreach my $source (keys %sources) {
126 my $srchash = substr $source, 0, 1;
127 next unless -e "$config{version_packages_dir}/$srchash/$source";
128 my $version_fh = IO::File->new("$config{version_packages_dir}/$srchash/$source", 'r') or
129 warn "Unable to open $config{version_packages_dir}/$srchash/$source for reading: $!";
130 $version->load($version_fh);
132 # Here, we need to generate a short version to full version map
134 foreach my $key (keys %{$version->{parent}}) {
135 my ($short_version) = $key =~ m{/(.+)$};
136 next unless length $short_version;
137 # we let the first short version have presidence.
138 $version_map{$short_version} = $key if not exists $version_map{$short_version};
140 # Turn all short versions into long versions
141 for my $found_fixed (qw(found fixed)) {
142 $cgi_var{$found_fixed} =
145 if ($_ !~ m{/}) { # short version
148 else { # long version
151 } @{$cgi_var{$found_fixed}}
154 my %all_states = $version->allstates($cgi_var{found},$cgi_var{fixed});
156 my $dot = "digraph G {\n";
157 if (defined $cgi_var{width} and defined $cgi_var{height}) {
158 $dot .= qq(size="$cgi_var{width},$cgi_var{height}";\n);
160 my %state = (found => ['fillcolor="salmon"',
164 absent => ['fillcolor="grey"',
168 fixed => ['fillcolor="chartreuse"',
173 # TODO: Allow collapsing versions which are at the same state and not
177 if ($cgi_var{collapse}) {
179 foreach my $key (keys %{$version->{parent}}) {
180 next if $cgi_var{ignore_boring} and (not defined $all_states{$key}
181 or $all_states{$key} eq 'absent');
182 next if $cgi_var{ignore_boring} and not version_relevant($version,$key,\@interesting_versions);
183 if (defined $version->{parent}{$key}) {
184 next if $cgi_var{ignore_boring} and (not defined $all_states{$version->{parent}{$key}}
185 or $all_states{$version->{parent}{$key}} eq 'absent');
186 next if $cgi_var{ignore_boring} and not version_relevant($version,$version->{parent}{$key},\@interesting_versions);
187 push @{$reversed_nodes{$version->{parent}{$key}}},$key;
190 $reversed_nodes{$key} ||=[];
193 # nodes that can be collapsed are those that have one child
194 # are in the same state as their parent, and are not in a suite
195 foreach my $key (keys %reversed_nodes) {
196 my ($short_version) = $key =~ m{/(.+)$};
197 if (not exists $version_to_dist{$key}
198 and @{$reversed_nodes{$key}} <= 1
199 and defined $version->{parent}{$key}
200 and $all_states{$key} eq $all_states{$version->{parent}{$key}}
202 # check to see if there is an entry for the parent or child of this node
204 if ((@{$reversed_nodes{$key}} and exists $collapsed_nodes{$reversed_nodes{$key}[0]})) {
205 $group_node = $collapsed_nodes{$reversed_nodes{$key}[0]};
206 if ($group_nodes{$group_node}{parent} eq $key) {
207 $group_nodes{$group_node}{parent} = $version->{parent}{$key};
210 if (defined $version->{parent}{$key} and exists $collapsed_nodes{$version->{parent}{$key}}) {
211 if (defined $group_node) {
213 my $collapser = $group_nodes{$collapsed_nodes{$version->{parent}{$key}}};
214 push @{$collapser->{collapsed_nodes}},@{$group_nodes{$group_node}{collapsed_nodes}},$group_node;
215 foreach (@{$collapser->{collapsed_nodes}}) {
216 if (exists $group_nodes{$_}) {
217 $group_nodes{$_} = $collapser;
221 $group_node = $collapsed_nodes{$version->{parent}{$key}};
223 if (not defined $group_node) {
224 $group_node = "group_$key";
225 $group_nodes{$group_node} = {attr => qq("$group_node" [).join(',','label="some versions"',
226 @{$state{$all_states{$key}}},
227 'style="bold,filled"',
230 parent => $version->{parent}{$key},
231 collapsed_nodes => [],
234 $collapsed_nodes{$key} = $group_node;
238 foreach my $group (values %group_nodes) {
239 next if $used_node{$group->{name}};
240 $used_node{$group->{name}} = 1;
241 $dot .= $group->{attr};
245 foreach my $key (keys %all_states) {
246 my ($short_version) = $key =~ m{/(.+)$};
247 next if exists $collapsed_nodes{$key};
248 next if $cgi_var{ignore_boring} and (not defined $all_states{$key}
249 or $all_states{$key} eq 'absent');
250 next if $cgi_var{ignore_boring} and not version_relevant($version,$key,\@interesting_versions);
251 my @attributes = @{$state{$all_states{$key}}};
252 if (exists $version_to_dist{$key}) {
253 push @attributes, 'label="'.$key.'\n'."(".join(', ',@{$version_to_dist{$key}}).")\"";
255 my $node_attributes = qq("$key" [).join(',',@attributes).qq(]\n);
256 $dot .= $node_attributes;
259 foreach my $key (keys %{$version->{parent}}) {
260 next if not defined $version->{parent}{$key};
261 next if $cgi_var{ignore_boring} and $all_states{$key} eq 'absent';
262 next if $cgi_var{ignore_boring} and (not defined $all_states{$version->{parent}{$key}}
263 or $all_states{$version->{parent}{$key}} eq 'absent');
264 # Ignore branches which are not ancestors of a currently distributed version
265 next if $cgi_var{ignore_boring} and not version_relevant($version,$key,\@interesting_versions);
266 next if exists $collapsed_nodes{$key};
267 $dot .= qq("$key").'->'.q(").
268 (exists $collapsed_nodes{$version->{parent}{$key}}?
269 $group_nodes{$collapsed_nodes{$version->{parent}{$key}}}{name}:$version->{parent}{$key}).
270 qq(" [dir="back"])."\n" if defined $version->{parent}{$key};
272 if ($cgi_var{collapse}) {
274 foreach my $group (values %group_nodes) {
275 next if $used_node{$group->{name}};
276 next if not defined $group->{parent};
277 $used_node{$group->{name}} = 1;
278 $dot .= qq("$group->{name}").'->'.q(").
279 (exists $collapsed_nodes{$group->{parent}}?
280 $group_nodes{$collapsed_nodes{$group->{parent}}}{name}:$group->{parent}).
281 qq(" [dir="back"])."\n";
286 my $temp_dir = tempdir(CLEANUP => 1);
288 if (not defined $cgi_var{dot}) {
289 my $dot_fh = IO::File->new("$temp_dir/temp.dot",'w') or
290 die "Unable to open $temp_dir/temp.dot for writing: $!";
291 print {$dot_fh} $dot or die "Unable to print output to the dot file: $!";
292 close $dot_fh or die "Unable to close the dot file: $!";
293 system('dot','-T'.$cgi_var{format},"$temp_dir/temp.dot",'-o',"$temp_dir/temp.$cgi_var{format}") == 0
294 or print "Content-Type: text\n\nDot failed." and die "Dot failed: $?";
295 my $img_fh = IO::File->new("$temp_dir/temp.$cgi_var{format}", 'r') or
296 die "Unable to open $temp_dir/temp.$cgi_var{format} for reading: $!";
297 print "Content-Type: $img_types{$cgi_var{format}}\n\n";
302 print "Content-Type: text\n\n";
307 our %_version_relevant_cache;
308 sub version_relevant {
309 my ($version,$test_version,$relevant_versions) = @_;
310 for my $dist_version (@{$relevant_versions}) {
311 if (exists $_version_relevant_cache{$dist_version}{$test_version}{$version}) {
312 return 1 if $_version_relevant_cache{$dist_version}{$test_version}{$version};
315 my $rel = $version->isancestor($test_version,$dist_version);
316 $_version_relevant_cache{$dist_version}{$test_version}{$version} = $rel;