287 lines
7.4 KiB
Perl
287 lines
7.4 KiB
Perl
#!/usr/bin/perl
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# For subversion support.
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use warnings;
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use strict;
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use IkiWiki;
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use POSIX qw(setlocale LC_CTYPE);
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package IkiWiki;
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my $svn_webcommit=qr/^web commit (by (\w+)|from (\d+\.\d+\.\d+\.\d+)):?(.*)/;
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# svn needs LC_CTYPE set to a UTF-8 locale, so try to find one. Any will do.
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sub find_lc_ctype() {
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my $current = setlocale(LC_CTYPE());
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return $current if $current =~ m/UTF-?8$/i;
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# Make some obvious attempts to avoid calling `locale -a`
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foreach my $locale ("$current.UTF-8", "en_US.UTF-8", "en_GB.UTF-8") {
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return $locale if setlocale(LC_CTYPE(), $locale);
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}
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# Try to get all available locales and pick the first UTF-8 one found.
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if (my @locale = grep(/UTF-?8$/i, `locale -a`)) {
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chomp @locale;
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return $locale[0] if setlocale(LC_CTYPE(), $locale[0]);
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}
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# fallback to the current locale
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return $current;
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} # }}}
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$ENV{LC_CTYPE} = $ENV{LC_CTYPE} || find_lc_ctype();
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sub svn_info ($$) { #{{{
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my $field=shift;
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my $file=shift;
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my $info=`LANG=C svn info $file`;
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my ($ret)=$info=~/^$field: (.*)$/m;
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return $ret;
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} #}}}
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sub rcs_update () { #{{{
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if (-d "$config{srcdir}/.svn") {
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if (system("svn", "update", "--quiet", $config{srcdir}) != 0) {
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warn("svn update failed\n");
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}
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}
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} #}}}
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sub rcs_prepedit ($) { #{{{
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# Prepares to edit a file under revision control. Returns a token
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# that must be passed into rcs_commit when the file is ready
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# for committing.
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# The file is relative to the srcdir.
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my $file=shift;
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if (-d "$config{srcdir}/.svn") {
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# For subversion, return the revision of the file when
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# editing begins.
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my $rev=svn_info("Revision", "$config{srcdir}/$file");
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return defined $rev ? $rev : "";
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}
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} #}}}
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sub rcs_commit ($$$) { #{{{
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# Tries to commit the page; returns undef on _success_ and
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# a version of the page with the rcs's conflict markers on failure.
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# The file is relative to the srcdir.
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my $file=shift;
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my $message=shift;
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my $rcstoken=shift;
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if (-d "$config{srcdir}/.svn") {
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# Check to see if the page has been changed by someone
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# else since rcs_prepedit was called.
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my ($oldrev)=$rcstoken=~/^([0-9]+)$/; # untaint
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my $rev=svn_info("Revision", "$config{srcdir}/$file");
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if (defined $rev && defined $oldrev && $rev != $oldrev) {
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# Merge their changes into the file that we've
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# changed.
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chdir($config{srcdir}); # svn merge wants to be here
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if (system("svn", "merge", "--quiet", "-r$oldrev:$rev",
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"$config{srcdir}/$file") != 0) {
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warn("svn merge -r$oldrev:$rev failed\n");
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}
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}
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if (system("svn", "commit", "--quiet",
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"--encoding", "UTF-8", "-m",
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possibly_foolish_untaint($message),
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"$config{srcdir}") != 0) {
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my $conflict=readfile("$config{srcdir}/$file");
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if (system("svn", "revert", "--quiet", "$config{srcdir}/$file") != 0) {
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warn("svn revert failed\n");
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}
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return $conflict;
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}
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}
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return undef # success
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} #}}}
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sub rcs_add ($) { #{{{
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# filename is relative to the root of the srcdir
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my $file=shift;
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if (-d "$config{srcdir}/.svn") {
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my $parent=dirname($file);
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while (! -d "$config{srcdir}/$parent/.svn") {
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$file=$parent;
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$parent=dirname($file);
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}
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if (system("svn", "add", "--quiet", "$config{srcdir}/$file") != 0) {
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warn("svn add failed\n");
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}
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}
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} #}}}
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sub rcs_recentchanges ($) { #{{{
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my $num=shift;
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my @ret;
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return unless -d "$config{srcdir}/.svn";
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eval q{use CGI 'escapeHTML'};
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eval q{use Date::Parse};
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eval q{use Time::Duration};
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eval q{use XML::SAX};
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eval q{use XML::Simple};
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# avoid using XML::SAX::PurePerl, it's buggy with UTF-8 data
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my @parsers = map { ${$_}{Name} } @{XML::SAX->parsers()};
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do {
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$XML::Simple::PREFERRED_PARSER = pop @parsers;
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} until $XML::Simple::PREFERRED_PARSER ne 'XML::SAX::PurePerl';
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# --limit is only supported on Subversion 1.2.0+
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my $svn_version=`svn --version -q`;
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my $svn_limit='';
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$svn_limit="--limit $num"
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if $svn_version =~ /\d\.(\d)\.\d/ && $1 >= 2;
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my $svn_url=svn_info("URL", $config{srcdir});
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my $xml = XMLin(scalar `svn $svn_limit --xml -v log '$svn_url'`,
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ForceArray => [ 'logentry', 'path' ],
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GroupTags => { paths => 'path' },
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KeyAttr => { path => 'content' },
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);
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foreach my $logentry (@{$xml->{logentry}}) {
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my (@pages, @message);
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my $rev = $logentry->{revision};
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my $user = $logentry->{author};
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my $when=concise(ago(time - str2time($logentry->{date}, 'UTC')));
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foreach my $msgline (split(/\n/, $logentry->{msg})) {
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push @message, { line => escapeHTML($msgline) };
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}
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my $committype="web";
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if (defined $message[0] &&
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$message[0]->{line}=~/$svn_webcommit/) {
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$user=defined $2 ? "$2" : "$3";
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$message[0]->{line}=$4;
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}
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else {
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$committype="svn";
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}
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foreach (keys %{$logentry->{paths}}) {
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next unless /^\/\Q$config{svnpath}\E\/([^ ]+)(?:$|\s)/;
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my $file=$1;
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my $diffurl=$config{diffurl};
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$diffurl=~s/\[\[file\]\]/$file/g;
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$diffurl=~s/\[\[r1\]\]/$rev - 1/eg;
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$diffurl=~s/\[\[r2\]\]/$rev/g;
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push @pages, {
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link => htmllink("", "", pagename($file), 1),
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diffurl => $diffurl,
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} if length $file;
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}
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push @ret, { rev => $rev,
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user => htmllink("", "", $user, 1),
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committype => $committype,
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when => $when,
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message => [@message],
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pages => [@pages],
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} if @pages;
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return @ret if @ret >= $num;
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}
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return @ret;
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} #}}}
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sub rcs_notify () { #{{{
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if (! exists $ENV{REV}) {
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error("REV is not set, not running from svn post-commit hook, cannot send notifications");
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}
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my $rev=int(possibly_foolish_untaint($ENV{REV}));
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my $user=`svnlook author $config{svnrepo} -r $rev`;
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chomp $user;
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my $message=`svnlook log $config{svnrepo} -r $rev`;
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if ($message=~/$svn_webcommit/) {
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$user=defined $2 ? "$2" : "$3";
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$message=$4;
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}
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my @changed_pages;
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foreach my $change (`svnlook changed $config{svnrepo} -r $rev`) {
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chomp $change;
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if ($change =~ /^[A-Z]+\s+\Q$config{svnpath}\E\/(.*)/) {
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push @changed_pages, $1;
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}
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}
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require IkiWiki::UserInfo;
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my @email_recipients=commit_notify_list($user, @changed_pages);
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if (@email_recipients) {
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# TODO: if a commit spans multiple pages, this will send
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# subscribers a diff that might contain pages they did not
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# sign up for. Should separate the diff per page and
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# reassemble into one mail with just the pages subscribed to.
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my $diff=`svnlook diff $config{svnrepo} -r $rev --no-diff-deleted`;
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my $subject="$config{wikiname} update of ";
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if (@changed_pages > 2) {
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$subject.="$changed_pages[0] $changed_pages[1] etc";
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}
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else {
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$subject.=join(" ", @changed_pages);
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}
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$subject.=" by $user";
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my $template=template("notifymail.tmpl");
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$template->param(
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wikiname => $config{wikiname},
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diff => $diff,
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user => $user,
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message => $message,
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);
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eval q{use Mail::Sendmail};
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foreach my $email (@email_recipients) {
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sendmail(
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To => $email,
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From => "$config{wikiname} <$config{adminemail}>",
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Subject => $subject,
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Message => $template->output,
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) or error("Failed to send update notification mail");
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}
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}
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} #}}}
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sub rcs_getctime ($) { #{{{
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my $file=shift;
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eval q{use Date::Parse};
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my $svn_log_infoline=qr/^r\d+\s+\|\s+[^\s]+\s+\|\s+(\d+-\d+-\d+\s+\d+:\d+:\d+\s+[-+]?\d+).*/;
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my $child = open(SVNLOG, "-|");
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if (! $child) {
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exec("svn", "log", $file) || error("svn log $file failed to run");
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}
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my $date;
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while (<SVNLOG>) {
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if (/$svn_log_infoline/) {
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$date=$1;
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}
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}
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close SVNLOG || warn "svn log $file exited $?";
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if (! defined $date) {
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warn "failed to parse svn log for $file\n";
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return 0;
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}
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$date=str2time($date);
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debug("found ctime ".localtime($date)." for $file");
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return $date;
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} #}}}
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1
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