use warnings;
use strict;
-use IkiWiki;
-use URI;
+use IkiWiki 3.00;
+use Encode;
-sub import { #{{{
+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,
+ section => "widget",
+ },
+}
my %pagenum;
-sub preprocess (@) { #{{{
- my %params=(open => "yes", total => "yes", percent => "yes", @_);
+sub preprocess (@) {
+ my %params=(open => "yes", total => "yes", percent => "yes",
+ expandable => "no", @_);
- my $open=yesno($params{open});
- my $showtotal=yesno($params{total});
- my $percent=yesno($params{percent});
- $pagenum{$params{page}}++;
+ my $open=IkiWiki::yesno($params{open});
+ my $showtotal=IkiWiki::yesno($params{total});
+ my $showpercent=IkiWiki::yesno($params{percent});
+ my $expandable=IkiWiki::yesno($params{expandable});
+ my $num=++$pagenum{$params{page}}{$params{destpage}};
my %choices;
my @choices;
my $ret="";
foreach my $choice (@choices) {
- my $percent=int($choices{$choice} / $total * 100);
- if ($percent) {
- $ret.="$choice ($percent%) ";
+ if ($open && exists $config{cgiurl}) {
+ # use POST to avoid robots
+ $ret.="<form method=\"POST\" action=\"".IkiWiki::cgiurl()."\">\n";
+ }
+ my $percent=$total > 0 ? int($choices{$choice} / $total * 100) : 0;
+ $ret.="<p>\n";
+ if ($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";
+ $ret.="<input type=\"hidden\" name=\"num\" value=\"$num\" />\n";
+ $ret.="<input type=\"hidden\" name=\"page\" value=\"$params{page}\" />\n";
+ $ret.="<input type=\"hidden\" name=\"choice\" value=\"$choice\" />\n";
+ if (defined $params{postlink}) {
+ $ret.="<input type=\"hidden\" name=\"postlink\" value=\"".linkpage($params{postlink})."\" />\n";
+ }
+ if (defined $params{posttrail}) {
+ $ret.="<input type=\"hidden\" name=\"posttrail\" value=\"".linkpage($params{posttrail})."\" />\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 ($expandable && $open && exists $config{cgiurl}) {
+ $ret.="<p>\n";
+ $ret.="<form method=\"POST\" action=\"".IkiWiki::cgiurl()."\">\n";
+ $ret.="<input type=\"hidden\" name=\"do\" value=\"poll\" />\n";
+ $ret.="<input type=\"hidden\" name=\"num\" value=\"$num\" />\n";
+ $ret.="<input type=\"hidden\" name=\"page\" value=\"$params{page}\" />\n";
+ $ret.=gettext("Write in").": <input name=\"choice\" size=50 />\n";
+ $ret.="<input type=\"submit\" value=\"".gettext("vote")."\" />\n";
+ $ret.="</form>\n";
+ $ret.="</p>\n";
+ }
+
if ($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');
- if (! defined $choice) {
+ my $choice=decode_utf8(scalar $cgi->param('choice'));
+ if (! defined $choice || not length $choice) {
error("no choice specified");
}
my $num=$cgi->param('num');
error("bad page name");
}
+ my $postvote=urlto($page);
+ if (defined $cgi->param('postlink') && length $cgi->param('postlink')) {
+ $postvote=urlto(bestlink($page, $cgi->param('postlink')));
+ }
+ elsif (defined $cgi->param('posttrail') && length $cgi->param('posttrail')) {
+ my $trailname=bestlink($page, $cgi->param('posttrail'));
+ my $trailnext=$pagestate{$page}{trail}{item}{$trailname}[1];
+ if (defined $trailnext) {
+ $postvote=urlto($trailnext);
+ }
+ }
+
# 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, $postvote);
+ 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.
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) {
+ if ($params=~s/(^|\s+)(\d+)\s+"?\Q$choice\E"?(\s+|$)/$1.($2+1)." \"$choice\"".$3/se) {
}
- my $c=shift @bits;
- $c=~s/^"(.*)"/$1/g;
- next unless defined $n && defined $c;
- if ($c eq $choice) {
- $n++;
+ elsif ($params=~/expandable=(\w+)/
+ & &IkiWiki::yesno($1)) {
+ $choice=~s/["\]\n\r]//g;
+ $params.=" 1 \"$choice\""
+ if length $choice;
}
- if (defined $oldchoice && $c eq $oldchoice) {
- $n--;
+ if (defined $oldchoice) {
+ $params=~s/(^|\s+)(\d+)\s+"?\Q$oldchoice\E"?(\s+|$)/$1.($2-1 >=0 ? $2-1 : 0)." \"$oldchoice\"".$3/se;
}
- 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, $2)}seg;
- # Store their vote, update the page, and redirect to it.
+ # Store their vote, update the page, and redirect.
writefile($pagesources{$page}, $config{srcdir}, $content);
$session->param($choice_param, $choice);
IkiWiki::cgi_savesession($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::rcs_prepedit($pagesources{$page}),
- $session->param("name"), $ENV{REMOTE_ADDR});
- }
- else {
- require IkiWiki::Render;
- IkiWiki::refresh();
- IkiWiki::saveindex();
+ IkiWiki::disable_commit_hook();
+ IkiWiki::rcs_commit(
+ file => $pagesources{$page},
+ message => "poll vote ($choice)",
+ token => IkiWiki::rcs_prepedit($pagesources{$page}),
+ session => $session,
+ );
+ IkiWiki::enable_commit_hook();
+ IkiWiki::rcs_update();
}
+ require IkiWiki::Render;
+ IkiWiki::refresh();
+ IkiWiki::saveindex();
+
# Need to set cookie in same http response that does the
# redir.
eval q{use CGI::Cookie};
error($@) if $@;
my $cookie = CGI::Cookie->new(-name=> $session->name, -value=> $session->id);
- print $cgi->redirect(-cookie => $cookie,
- -url => "$config{url}/".htmlpage($page));
+ print $cgi->redirect(-cookie => $cookie, -url => $postvote);
exit;
}
-} #}}}
+}
1