Version control backends promoted to first-class plugins

1 files changed, 0 insertions, 366 deletions

diff --git a/IkiWiki/Rcs/svn.pm b/IkiWiki/Rcs/svn.pm
deleted file mode 100644
index 0e7df3659..000000000
--- a/IkiWiki/Rcs/svn.pm
+++ /dev/null
@@ -1,366 +0,0 @@
-#!/usr/bin/perl
-
-package IkiWiki;
-
-use warnings;
-use strict;
-use IkiWiki;
-use POSIX qw(setlocale LC_CTYPE);
-
-hook(type => "checkconfig", id => "svn", call => sub { #{{{
-	if (! defined $config{diffurl}) {
-		$config{diffurl}="";
-	}
-	if (! defined $config{svnpath}) {
-		$config{svnpath}="trunk";
-	}
-	if (exists $config{svnpath}) {
-		# code depends on the path not having extraneous slashes
-		$config{svnpath}=~tr#/#/#s;
-		$config{svnpath}=~s/\/$//;
-		$config{svnpath}=~s/^\///;
-	}
-	if (length $config{svn_wrapper}) {
-		push @{$config{wrappers}}, {
-			wrapper => $config{svn_wrapper},
-			wrappermode => (defined $config{svn_wrappermode} ? $config{svn_wrappermode} : "04755"),
-		};
-	}
-}); #}}}
-
-hook(type => "getsetup", id => "svn", call => sub { #{{{
-	return
-		svnrepo => {
-			type => "string",
-			example => "/svn/wiki",
-			description => "subversion repository location",
-			safe => 0, # path
-			rebuild => 0,
-		},
-		svnpath => {
-			type => "string",
-			example => "trunk",
-			description => "path inside repository where the wiki is located",
-			safe => 0, # paranoia
-			rebuild => 0,
-		},
-		svn_wrapper => {
-			type => "string",
-			example => "/svn/wikirepo/hooks/post-commit",
-			description => "svn post-commit executable to generate",
-			safe => 0, # file
-			rebuild => 0,
-		},
-		svn_wrappermode => {
-			type => "string",
-			example => '04755',
-			description => "mode for svn_wrapper (can safely be made suid)",
-			safe => 0,
-			rebuild => 0,
-		},
-		historyurl => {
-			type => "string",
-			example => "http://svn.example.org/trunk/[[file]]",
-			description => "viewvc url to show file history ([[file]] substituted)",
-			safe => 1,
-			rebuild => 1,
-		},
-		diffurl => {
-			type => "string",
-			example => "http://svn.example.org/trunk/[[file]]?root=wiki&r1=[[r1]]&r2=[[r2]]",
-			description => "viewvc url to show a diff ([[file]], [[r1]], and [[r2]] substituted)",
-			safe => 1,
-			rebuild => 1,
-		},
-}); #}}}
-
-# 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 ($$) { #{{{
-	my $field=shift;
-	my $file=shift;
-
-	my $info=`LANG=C svn info $file`;
-	my ($ret)=$info=~/^$field: (.*)$/m;
-	return $ret;
-} #}}}
-
-sub rcs_update () { #{{{
-	if (-d "$config{srcdir}/.svn") {
-		if (system("svn", "update", "--quiet", $config{srcdir}) != 0) {
-			warn("svn update failed\n");
-		}
-	}
-} #}}}
-
-sub rcs_prepedit ($) { #{{{
-	# Prepares to edit a file under revision control. Returns a token
-	# that must be passed into rcs_commit when the file is ready
-	# for committing.
-	# The file is relative to the srcdir.
-	my $file=shift;
-	
-	if (-d "$config{srcdir}/.svn") {
-		# For subversion, return the revision of the file when
-		# editing begins.
-		my $rev=svn_info("Revision", "$config{srcdir}/$file");
-		return defined $rev ? $rev : "";
-	}
-} #}}}
-
-sub rcs_commit ($$$;$$) { #{{{
-	# Tries to commit the page; returns undef on _success_ and
-	# a version of the page with the rcs's conflict markers on failure.
-	# The file is relative to the srcdir.
-	my $file=shift;
-	my $message=shift;
-	my $rcstoken=shift;
-	my $user=shift;
-	my $ipaddr=shift;
-
-	if (defined $user) {
-		$message="web commit by $user".(length $message ? ": $message" : "");
-	}
-	elsif (defined $ipaddr) {
-		$message="web commit from $ipaddr".(length $message ? ": $message" : "");
-	}
-
-	if (-d "$config{srcdir}/.svn") {
-		# Check to see if the page has been changed by someone
-		# else since rcs_prepedit was called.
-		my ($oldrev)=$rcstoken=~/^([0-9]+)$/; # untaint
-		my $rev=svn_info("Revision", "$config{srcdir}/$file");
-		if (defined $rev && defined $oldrev && $rev != $oldrev) {
-			# Merge their changes into the file that we've
-			# changed.
-			if (system("svn", "merge", "--quiet", "-r$oldrev:$rev",
-			           "$config{srcdir}/$file", "$config{srcdir}/$file") != 0) {
-				warn("svn merge -r$oldrev:$rev failed\n");
-			}
-		}
-
-		if (system("svn", "commit", "--quiet", 
-		           "--encoding", "UTF-8", "-m",
-		           possibly_foolish_untaint($message),
-			   $config{srcdir}) != 0) {
-			my $conflict=readfile("$config{srcdir}/$file");
-			if (system("svn", "revert", "--quiet", "$config{srcdir}/$file") != 0) {
-				warn("svn revert failed\n");
-			}
-			return $conflict;
-		}
-	}
-	return undef # success
-} #}}}
-
-sub rcs_commit_staged ($$$) {
-	# Commits all staged changes. Changes can be staged using rcs_add,
-	# rcs_remove, and rcs_rename.
-	my ($message, $user, $ipaddr)=@_;
-	
-	if (defined $user) {
-		$message="web commit by $user".(length $message ? ": $message" : "");
-	}
-	elsif (defined $ipaddr) {
-		$message="web commit from $ipaddr".(length $message ? ": $message" : "");
-	}
-	
-	if (system("svn", "commit", "--quiet",
-	           "--encoding", "UTF-8", "-m",
-	           possibly_foolish_untaint($message),
-		   $config{srcdir}) != 0) {
-		warn("svn commit failed\n");
-		return 1; # failure	
-	}
-	return undef # success
-}
-
-sub rcs_add ($) { #{{{
-	# filename is relative to the root of the srcdir
-	my $file=shift;
-
-	if (-d "$config{srcdir}/.svn") {
-		my $parent=dirname($file);
-		while (! -d "$config{srcdir}/$parent/.svn") {
-			$file=$parent;
-			$parent=dirname($file);
-		}
-		
-		if (system("svn", "add", "--quiet", "$config{srcdir}/$file") != 0) {
-			warn("svn add failed\n");
-		}
-	}
-} #}}}
-
-sub rcs_remove ($) { #{{{
-	# filename is relative to the root of the srcdir
-	my $file=shift;
-
-	if (-d "$config{srcdir}/.svn") {
-		if (system("svn", "rm", "--force", "--quiet", "$config{srcdir}/$file") != 0) {
-			warn("svn rm failed\n");
-		}
-	}
-} #}}}
-
-sub rcs_rename ($$) { #{{{
-	# filenames relative to the root of the srcdir
-	my ($src, $dest)=@_;
-	
-	if (-d "$config{srcdir}/.svn") {
-		# Add parent directory for $dest
-		my $parent=dirname($dest);
-		if (! -d "$config{srcdir}/$parent/.svn") {
-			while (! -d "$config{srcdir}/$parent/.svn") {
-				$parent=dirname($dest);
-			}
-			if (system("svn", "add", "--quiet", "$config{srcdir}/$parent") != 0) {
-				warn("svn add $parent failed\n");
-			}
-		}
-
-		if (system("svn", "mv", "--force", "--quiet", 
-		    "$config{srcdir}/$src", "$config{srcdir}/$dest") != 0) {
-			warn("svn rename failed\n");
-		}
-	}
-} #}}}
-
-sub rcs_recentchanges ($) { #{{{
-	my $num=shift;
-	my @ret;
-	
-	return unless -d "$config{srcdir}/.svn";
-
-	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 $svn_limit --xml -v log '$svn_url'`,
-		ForceArray => [ 'logentry', 'path' ],
-		GroupTags => { paths => 'path' },
-		KeyAttr => { path => 'content' },
-	);
-	foreach my $logentry (@{$xml->{logentry}}) {
-		my (@pages, @message);
-
-		my $rev = $logentry->{revision};
-		my $user = $logentry->{author};
-
-		my $when=str2time($logentry->{date}, 'UTC');
-
-		foreach my $msgline (split(/\n/, $logentry->{msg})) {
-			push @message, { line => $msgline };
-		}
-
-		my $committype="web";
-		if (defined $message[0] &&
-		    $message[0]->{line}=~/$config{web_commit_regexp}/) {
-			$user=defined $2 ? "$2" : "$3";
-			$message[0]->{line}=$4;
-		}
-		else {
-			$committype="svn";
-		}
-
-		foreach my $file (keys %{$logentry->{paths}}) {
-			if (length $config{svnpath}) {
-				next unless $file=~/^\/\Q$config{svnpath}\E\/([^ ]+)(?:$|\s)/;
-				$file=$1;
-			}
-
-			my $diffurl=$config{diffurl};
-			$diffurl=~s/\[\[file\]\]/$file/g;
-			$diffurl=~s/\[\[r1\]\]/$rev - 1/eg;
-			$diffurl=~s/\[\[r2\]\]/$rev/g;
-
-			push @pages, {
-				page => pagename($file),
-				diffurl => $diffurl,
-			} if length $file;
-		}
-		push @ret, {
-			rev => $rev,
-			user => $user,
-			committype => $committype,
-			when => $when,
-			message => [@message],
-			pages => [@pages],
-		} if @pages;
-		return @ret if @ret >= $num;
-	}
-
-	return @ret;
-} #}}}
-
-sub rcs_diff ($) { #{{{
-	my $rev=possibly_foolish_untaint(int(shift));
-	return `svnlook diff $config{svnrepo} -r$rev --no-diff-deleted`;
-} #}}}
-
-sub rcs_getctime ($) { #{{{
-	my $file=shift;
-
-	my $svn_log_infoline=qr/^r\d+\s+\|\s+[^\s]+\s+\|\s+(\d+-\d+-\d+\s+\d+:\d+:\d+\s+[-+]?\d+).*/;
-		
-	my $child = open(SVNLOG, "-|");
-	if (! $child) {
-		exec("svn", "log", $file) || error("svn log $file failed to run");
-	}
-
-	my $date;
-	while (<SVNLOG>) {
-		if (/$svn_log_infoline/) {
-			$date=$1;
-	    	}
-	}
-	close SVNLOG || warn "svn log $file exited $?";
-
-	if (! defined $date) {
-		warn "failed to parse svn log for $file\n";
-		return 0;
-	}
-		
-	eval q{use Date::Parse};
-	error($@) if $@;
-	$date=str2time($date);
-	debug("found ctime ".localtime($date)." for $file");
-	return $date;
-} #}}}
-
-1