* Add user(name) to the PageSpec for commit subscriptions.
[ikiwiki.git] / IkiWiki / Rcs / svn.pm
index 199a02ee1ec4e3b1e3aec0ff2b8ffaa100a29088..c5e977bced1479f75a626031c201a48e8e5b0910 100644 (file)
@@ -1,13 +1,32 @@
 #!/usr/bin/perl
-# For subversion support.
 
 use warnings;
 use strict;
 use IkiWiki;
+use POSIX qw(setlocale LC_CTYPE);
 
 package IkiWiki;
                
-my $svn_webcommit=qr/^web commit by (\w+):?(.*)/;
+# svn needs LC_CTYPE set to a UTF-8 locale, so try to find one. Any will do.
+sub find_lc_ctype() {
+       my $current = setlocale(LC_CTYPE());
+       return $current if $current =~ m/UTF-?8$/i;
+
+       # Make some obvious attempts to avoid calling `locale -a`
+       foreach my $locale ("$current.UTF-8", "en_US.UTF-8", "en_GB.UTF-8") {
+               return $locale if setlocale(LC_CTYPE(), $locale);
+       }
+
+       # Try to get all available locales and pick the first UTF-8 one found.
+       if (my @locale = grep(/UTF-?8$/i, `locale -a`)) {
+               chomp @locale;
+               return $locale[0] if setlocale(LC_CTYPE(), $locale[0]);
+       }
+
+       # fallback to the current locale
+       return $current;
+} # }}}
+$ENV{LC_CTYPE} = $ENV{LC_CTYPE} || find_lc_ctype();
 
 sub svn_info ($$) { #{{{
        my $field=shift;
@@ -41,13 +60,22 @@ sub rcs_prepedit ($) { #{{{
        }
 } #}}}
 
-sub rcs_commit ($$$) { #{{{
+sub rcs_commit ($$$;$$) { #{{{
        # Tries to commit the page; returns undef on _success_ and
        # a version of the page with the rcs's conflict markers on failure.
        # The file is relative to the srcdir.
        my $file=shift;
        my $message=shift;
        my $rcstoken=shift;
+       my $user=shift;
+       my $ipaddr=shift;
+
+       if (defined $user) {
+               $message="web commit by $user".(length $message ? ": $message" : "");
+       }
+       elsif (defined $ipaddr) {
+               $message="web commit from $ipaddr".(length $message ? ": $message" : "");
+       }
 
        if (-d "$config{srcdir}/.svn") {
                # Check to see if the page has been changed by someone
@@ -57,9 +85,8 @@ sub rcs_commit ($$$) { #{{{
                if (defined $rev && defined $oldrev && $rev != $oldrev) {
                        # Merge their changes into the file that we've
                        # changed.
-                       chdir($config{srcdir}); # svn merge wants to be here
                        if (system("svn", "merge", "--quiet", "-r$oldrev:$rev",
-                                  "$config{srcdir}/$file") != 0) {
+                                  "$config{srcdir}/$file", "$config{srcdir}/$file") != 0) {
                                warn("svn merge -r$oldrev:$rev failed\n");
                        }
                }
@@ -67,7 +94,7 @@ sub rcs_commit ($$$) { #{{{
                if (system("svn", "commit", "--quiet", 
                           "--encoding", "UTF-8", "-m",
                           possibly_foolish_untaint($message),
-                          "$config{srcdir}") != 0) {
+                          $config{srcdir}) != 0) {
                        my $conflict=readfile("$config{srcdir}/$file");
                        if (system("svn", "revert", "--quiet", "$config{srcdir}/$file") != 0) {
                                warn("svn revert failed\n");
@@ -101,13 +128,27 @@ sub rcs_recentchanges ($) { #{{{
        
        return unless -d "$config{srcdir}/.svn";
 
-       eval q{use CGI 'escapeHTML'};
-       eval q{use Date::Parse};
-       eval q{use Time::Duration};
-       eval q{use XML::Simple};
-       
+       eval q{
+               use Date::Parse;
+               use XML::SAX;
+               use XML::Simple;
+       };
+       error($@) if $@;
+
+       # avoid using XML::SAX::PurePerl, it's buggy with UTF-8 data
+       my @parsers = map { ${$_}{Name} } @{XML::SAX->parsers()};
+       do {
+               $XML::Simple::PREFERRED_PARSER = pop @parsers;
+       } until $XML::Simple::PREFERRED_PARSER ne 'XML::SAX::PurePerl';
+
+       # --limit is only supported on Subversion 1.2.0+
+       my $svn_version=`svn --version -q`;
+       my $svn_limit='';
+       $svn_limit="--limit $num"
+               if $svn_version =~ /\d\.(\d)\.\d/ && $1 >= 2;
+
        my $svn_url=svn_info("URL", $config{srcdir});
-       my $xml = XMLin(scalar `svn --xml -v log '$svn_url'`,
+       my $xml = XMLin(scalar `svn $svn_limit --xml -v log '$svn_url'`,
                ForceArray => [ 'logentry', 'path' ],
                GroupTags => { paths => 'path' },
                KeyAttr => { path => 'content' },
@@ -118,40 +159,37 @@ sub rcs_recentchanges ($) { #{{{
                my $rev = $logentry->{revision};
                my $user = $logentry->{author};
 
-               my $date = $logentry->{date};
-               $date =~ s/T/ /;
-               $date =~ s/\.\d+Z$//;
-               my $when=concise(ago(time - str2time($date, 'UTC')));
+               my $when=time - str2time($logentry->{date}, 'UTC');
 
                foreach my $msgline (split(/\n/, $logentry->{msg})) {
-                       push @message, { line => escapeHTML($msgline) };
+                       push @message, { line => $msgline };
                }
-               unshift @message, { line => "\n" } if @message > 1;
 
                my $committype="web";
                if (defined $message[0] &&
-                   $message[0]->{line}=~/$svn_webcommit/) {
-                       $user="$1";
-                       $message[0]->{line}=$2;
+                   $message[0]->{line}=~/$config{web_commit_regexp}/) {
+                       $user=defined $2 ? "$2" : "$3";
+                       $message[0]->{line}=$4;
                }
                else {
                        $committype="svn";
                }
 
                foreach (keys %{$logentry->{paths}}) {
-                       next unless /^\/\Q$config{svnpath}\E\/([^ ]+)(?:$|\s)/;
+                       next unless ! length $config{svnpath} || 
+                                   /^\/\Q$config{svnpath}\E\/([^ ]+)(?:$|\s)/;
                        my $file=$1;
                        my $diffurl=$config{diffurl};
                        $diffurl=~s/\[\[file\]\]/$file/g;
                        $diffurl=~s/\[\[r1\]\]/$rev - 1/eg;
                        $diffurl=~s/\[\[r2\]\]/$rev/g;
                        push @pages, {
-                               link => htmllink("", "", pagename($file), 1),
+                               page => pagename($file),
                                diffurl => $diffurl,
                        } if length $file;
                }
                push @ret, { rev => $rev,
-                       user => htmllink("", "", $user, 1),
+                       user => $user,
                        committype => $committype,
                        when => $when,
                        message => [@message],
@@ -165,67 +203,40 @@ sub rcs_recentchanges ($) { #{{{
 
 sub rcs_notify () { #{{{
        if (! exists $ENV{REV}) {
-               error("REV is not set, not running from svn post-commit hook, cannot send notifications");
+               error(gettext("REV is not set, not running from svn post-commit hook, cannot send notifications"));
        }
        my $rev=int(possibly_foolish_untaint($ENV{REV}));
        
        my $user=`svnlook author $config{svnrepo} -r $rev`;
        chomp $user;
+       
        my $message=`svnlook log $config{svnrepo} -r $rev`;
-       if ($message=~/$svn_webcommit/) {
-               $user="$1";
-               $message=$2;
+       if ($message=~/$config{web_commit_regexp}/) {
+               $user=defined $2 ? "$2" : "$3";
+               $message=$4;
        }
 
        my @changed_pages;
        foreach my $change (`svnlook changed $config{svnrepo} -r $rev`) {
                chomp $change;
-               if ($change =~ /^[A-Z]+\s+\Q$config{svnpath}\E\/(.*)/) {
+               if (! length $config{svnpath} || 
+                   $change =~ /^[A-Z]+\s+\Q$config{svnpath}\E\/(.*)/) {
                        push @changed_pages, $1;
                }
        }
-               
+       
        require IkiWiki::UserInfo;
-       my @email_recipients=commit_notify_list($user, @changed_pages);
-       if (@email_recipients) {
-               # TODO: if a commit spans multiple pages, this will send
-               # subscribers a diff that might contain pages they did not
-               # sign up for. Should separate the diff per page and
-               # reassemble into one mail with just the pages subscribed to.
-               my $diff=`svnlook diff $config{svnrepo} -r $rev --no-diff-deleted`;
-
-               my $subject="$config{wikiname} update of ";
-               if (@changed_pages > 2) {
-                       $subject.="$changed_pages[0] $changed_pages[1] etc";
-               }
-               else {
-                       $subject.=join(" ", @changed_pages);
-               }
-               $subject.=" by $user";
-
-               my $template=template("notifymail.tmpl");
-               $template->param(
-                       wikiname => $config{wikiname},
-                       diff => $diff,
-                       user => $user,
-                       message => $message,
-               );
-               
-               eval q{use Mail::Sendmail};
-               foreach my $email (@email_recipients) {
-                       sendmail(
-                               To => $email,
-                               From => "$config{wikiname} <$config{adminemail}>",
-                               Subject => $subject,
-                               Message => $template->output,
-                       ) or error("Failed to send update notification mail");
-               }
-       }
+       send_commit_mails(
+               sub {
+                       return $message;
+               },
+               sub {
+                       `svnlook diff $config{svnrepo} -r $rev --no-diff-deleted`;
+               }, $user, @changed_pages);
 } #}}}
 
 sub rcs_getctime ($) { #{{{
        my $file=shift;
-       eval q{use Date::Parse};
 
        my $svn_log_infoline=qr/^r\d+\s+\|\s+[^\s]+\s+\|\s+(\d+-\d+-\d+\s+\d+:\d+:\d+\s+[-+]?\d+).*/;
                
@@ -247,6 +258,8 @@ sub rcs_getctime ($) { #{{{
                return 0;
        }
                
+       eval q{use Date::Parse};
+       error($@) if $@;
        $date=str2time($date);
        debug("found ctime ".localtime($date)." for $file");
        return $date;