From: Julien Moutinho
Date: Tue, 11 Feb 2014 03:21:07 +0000 (+0100)
Subject: init from upstream IkiWiki
X-Git-Url: http://git.cyclocoop.org/%7B%24admin_url%7Dcompta/comptes/csstidy/csstidy_optimise.html?a=commitdiff_plain;h=313b005450e75d07abc4e6df0b554109fb45d932;p=ikiwiki%2Fpoll.git
init from upstream IkiWiki
---
313b005450e75d07abc4e6df0b554109fb45d932
diff --git a/poll.pm b/poll.pm
new file mode 100644
index 0000000..3bd4af2
--- /dev/null
+++ b/poll.pm
@@ -0,0 +1,183 @@
+#!/usr/bin/perl
+package IkiWiki::Plugin::poll;
+
+use warnings;
+use strict;
+use IkiWiki 3.00;
+use Encode;
+
+sub import {
+ hook(type => "getsetup", id => "poll", call => \&getsetup);
+ hook(type => "preprocess", id => "poll", call => \&preprocess);
+ hook(type => "sessioncgi", id => "poll", call => \&sessioncgi);
+}
+
+sub getsetup () {
+ return
+ plugin => {
+ safe => 1,
+ rebuild => undef,
+ section => "widget",
+ },
+}
+
+my %pagenum;
+sub preprocess (@) {
+ my %params=(open => "yes", total => "yes", percent => "yes",
+ expandable => "no", @_);
+
+ 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 $total=0;
+ while (@_) {
+ my $key=shift;
+ my $value=shift;
+
+ next unless $key =~ /^\d+/;
+
+ my $num=$key;
+ $key=shift;
+ $value=shift;
+
+ $choices{$key}=$num;
+ push @choices, $key;
+ $total+=$num;
+ }
+
+ my $ret="";
+ foreach my $choice (@choices) {
+ if ($open && exists $config{cgiurl}) {
+ # use POST to avoid robots
+ $ret.="\n";
+ }
+ }
+
+ if ($expandable && $open && exists $config{cgiurl}) {
+ $ret.="\n";
+ $ret.="
\n";
+ $ret.="
\n";
+ }
+
+ if ($showtotal) {
+ $ret.="".gettext("Total votes:")." $total\n";
+ }
+ return "$ret
";
+}
+
+sub sessioncgi ($$) {
+ my $cgi=shift;
+ my $session=shift;
+ if (defined $cgi->param('do') && $cgi->param('do') eq "poll") {
+ my $choice=decode_utf8($cgi->param('choice'));
+ if (! defined $choice || not length $choice) {
+ error("no choice specified");
+ }
+ my $num=$cgi->param('num');
+ if (! defined $num) {
+ error("no num specified");
+ }
+ my $page=IkiWiki::possibly_foolish_untaint($cgi->param('page'));
+ if (! defined $page || ! exists $pagesources{$page}) {
+ error("bad page name");
+ }
+
+ # Did they vote before? If so, let them change their vote,
+ # and check for dups.
+ 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, urlto($page));
+ 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.
+ # If they voted before, decrement that one.
+ my $edit=sub {
+ my $escape=shift;
+ my $params=shift;
+ return "\\[[$prefix $params]]" if $escape;
+ if (--$num == 0) {
+ if ($params=~s/(^|\s+)(\d+)\s+"?\Q$choice\E"?(\s+|$)/$1.($2+1)." \"$choice\"".$3/se) {
+ }
+ elsif ($params=~/expandable=(\w+)/
+ & &IkiWiki::yesno($1)) {
+ $choice=~s/["\]\n\r]//g;
+ $params.=" 1 \"$choice\""
+ if length $choice;
+ }
+ if (defined $oldchoice) {
+ $params=~s/(^|\s+)(\d+)\s+"?\Q$oldchoice\E"?(\s+|$)/$1.($2-1 >=0 ? $2-1 : 0)." \"$oldchoice\"".$3/se;
+ }
+ }
+ return "[[$prefix $params]]";
+ };
+ $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);
+ $session->param($choice_param, $choice);
+ IkiWiki::cgi_savesession($session);
+ $oldchoice=$session->param($choice_param);
+ if ($config{rcs}) {
+ 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 => $cookie,
+ -url => urlto($page));
+ exit;
+ }
+}
+
+1