X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/e7ddbb822ac6251bc2204b86495d86f631937d1f..e7a840ed9a817cf4db59c90e680afd89e146b581:/IkiWiki/Plugin/poll.pm

diff --git a/IkiWiki/Plugin/poll.pm b/IkiWiki/Plugin/poll.pm
index e92d0292f..fadc1773e 100644
--- a/IkiWiki/Plugin/poll.pm
+++ b/IkiWiki/Plugin/poll.pm
@@ -3,26 +3,30 @@ package IkiWiki::Plugin::poll;
 
 use warnings;
 use strict;
-use IkiWiki;
-use URI;
+use IkiWiki 2.00;
+use Encode;
 
 sub import { #{{{
+	hook(type => "getsetup", id => "poll", call => \&getsetup);
 	hook(type => "preprocess", id => "poll", call => \&preprocess);
-	hook(type => "cgi", id => "poll", call => \&cgi);
+	hook(type => "sessioncgi", id => "poll", call => \&sessioncgi);
 } # }}}
 
-sub yesno ($) { #{{{
-	my $val=shift;
-	return (defined $val && lc($val) eq "yes");
+sub getsetup () { #{{{
+	return 
+		plugin => {
+			safe => 1,
+			rebuild => undef,
+		},
 } #}}}
 
 my %pagenum;
 sub preprocess (@) { #{{{
 	my %params=(open => "yes", total => "yes", percent => "yes", @_);
 
-	my $open=yesno($params{open});
-	my $showtotal=yesno($params{total});
-	my $percent=yesno($params{percent});
+	my $open=IkiWiki::yesno($params{open});
+	my $showtotal=IkiWiki::yesno($params{total});
+	my $showpercent=IkiWiki::yesno($params{percent});
 	$pagenum{$params{page}}++;
 
 	my %choices;
@@ -45,35 +49,41 @@ sub preprocess (@) { #{{{
 
 	my $ret="";
 	foreach my $choice (@choices) {
+		if ($open && exists $config{cgiurl}) {
+			# use POST to avoid robots
+			$ret.="<form method=\"POST\" action=\"$config{cgiurl}\">\n";
+		}
 		my $percent=$total > 0 ? int($choices{$choice} / $total * 100) : 0;
-		if ($percent) {
-			$ret.="$choice ($percent%) ";
+		$ret.="<p>\n";
+		if ($showpercent) {
+			$ret.="$choice ($percent%)\n";
 		}
 		else {
-			$ret.="$choice ($choices{$choice}) ";
+			$ret.="$choice ($choices{$choice})\n";
 		}
 		if ($open && exists $config{cgiurl}) {
-			my $url=URI->new($config{cgiurl});
-			$url->query_form(
-				"do" => "poll",
-				"num" => $pagenum{$params{page}}, 
-				"page" => $params{page}, 
-				"choice" => $choice,
-			);
-			$ret.="<a class=pollbutton href=\"$url\">vote</a>";
+			$ret.="<input type=\"hidden\" name=\"do\" value=\"poll\" />\n";
+			$ret.="<input type=\"hidden\" name=\"num\" value=\"$pagenum{$params{page}}\" />\n";
+			$ret.="<input type=\"hidden\" name=\"page\" value=\"$params{page}\" />\n";
+			$ret.="<input type=\"hidden\" name=\"choice\" value=\"$choice\" />\n";
+			$ret.="<input type=\"submit\" value=\"".gettext("vote")."\" />\n";
+		}
+		$ret.="</p>\n<hr class=poll align=left width=\"$percent%\"/>\n";
+		if ($open && exists $config{cgiurl}) {
+			$ret.="</form>\n";
 		}
-		$ret.="<br />\n<hr class=poll align=left width=\"$percent%\"/>\n";
 	}
 	if ($showtotal) {
-		$ret.="<span>Total votes: $total</span>\n";
+		$ret.="<span>".gettext("Total votes:")." $total</span>\n";
 	}
 	return "<div class=poll>$ret</div>";
 } # }}}
 
-sub cgi ($) { #{{{
+sub sessioncgi ($$) { #{{{
 	my $cgi=shift;
+	my $session=shift;
 	if (defined $cgi->param('do') && $cgi->param('do') eq "poll") {
-		my $choice=$cgi->param('choice');
+		my $choice=decode_utf8($cgi->param('choice'));
 		if (! defined $choice) {
 			error("no choice specified");
 		}
@@ -88,14 +98,16 @@ sub cgi ($) { #{{{
 
 		# Did they vote before? If so, let them change their vote,
 		# and check for dups.
-		my $session=IkiWiki::cgi_getsession();
 		my $choice_param="poll_choice_${page}_$num";
 		my $oldchoice=$session->param($choice_param);
 		if (defined $oldchoice && $oldchoice eq $choice) {
 			# Same vote; no-op.
-			IkiWiki::redirect($cgi, "$config{url}/".htmlpage($page));
+			IkiWiki::redirect($cgi, urlto($page, undef, 1));
+			exit;
 		}
 
+		my $prefix=$config{prefix_directives} ? "!poll" : "poll";
+
 		my $content=readfile(srcfile($pagesources{$page}));
 		# Now parse the content, find the right poll,
 		# and find the choice within it, and increment its number.
@@ -103,31 +115,16 @@ sub cgi ($) { #{{{
 		my $edit=sub {
 			my $escape=shift;
 			my $params=shift;
-			return "\\[[poll $params]]" if $escape;
-			return $params unless --$num == 0;
-			my @bits=split(' ', $params);
-			my @ret;
-			while (@bits) {
-				my $n=shift @bits;
-				if ($n=~/=/) {
-					# val=param setting
-					push @ret, $n;
-					next;
+			return "\\[[$prefix $params]]" if $escape;
+			if (--$num == 0) {
+				$params=~s/(^|\s+)(\d+)\s+"?\Q$choice\E"?(\s+|$)/$1.($2+1)." \"$choice\"".$3/se;
+				if (defined $oldchoice) {
+					$params=~s/(^|\s+)(\d+)\s+"?\Q$oldchoice\E"?(\s+|$)/$1.($2-1 >=0 ? $2-1 : 0)." \"$oldchoice\"".$3/se;
 				}
-				my $c=shift @bits;
-				$c=~s/^"(.*)"/$1/g;
-				next unless defined $n && defined $c;
-				if ($c eq $choice) {
-					$n++;
-				}
-				if (defined $oldchoice && $c eq $oldchoice) {
-					$n--;
-				}
-				push @ret, $n, "\"$c\"";
 			}
-			return "[[poll ".join(" ", @ret)."]]";
+			return "[[$prefix $params]]";
 		};
-		$content =~ s{(\\?)\[\[poll\s+([^]]+)\s*\]\]}{$edit->($1, $2)}seg;
+		$content =~ s{(\\?)\[\[\Q$prefix\E\s+([^]]+)\s*\]\]}{$edit->($1, $2)}seg;
 
 		# Store their vote, update the page, and redirect to it.
 		writefile($pagesources{$page}, $config{srcdir}, $content);
@@ -135,24 +132,24 @@ sub cgi ($) { #{{{
 		IkiWiki::cgi_savesession($session);
 		$oldchoice=$session->param($choice_param);
 		if ($config{rcs}) {
-			# prevent deadlock with post-commit hook
-			IkiWiki::unlockwiki();
-			IkiWiki::rcs_commit($pagesources{$page}, "poll vote",
+			IkiWiki::disable_commit_hook();
+			IkiWiki::rcs_commit($pagesources{$page}, "poll vote ($choice)",
 				IkiWiki::rcs_prepedit($pagesources{$page}),
 				$session->param("name"), $ENV{REMOTE_ADDR});
+			IkiWiki::enable_commit_hook();
+			IkiWiki::rcs_update();
 		}
-		else {
-			require IkiWiki::Render;
-			IkiWiki::refresh();
-			IkiWiki::saveindex();
-		}
+		require IkiWiki::Render;
+		IkiWiki::refresh();
+		IkiWiki::saveindex();
+
 		# Need to set cookie in same http response that does the
 		# redir.
 		eval q{use CGI::Cookie};
 		error($@) if $@;
 		my $cookie = CGI::Cookie->new(-name=> $session->name, -value=> $session->id);
 		print $cgi->redirect(-cookie => $cookie,
-			-url => "$config{url}/".htmlpage($page));
+			-url => urlto($page, undef, 1));
 		exit;
 	}
 } #}}}