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#!/usr/bin/perl
# Page inlining and blogging.
package IkiWiki::Plugin::inline;
use warnings;
use strict;
use IkiWiki;
sub import { #{{{
IkiWiki::hook(type => "preprocess", id => "inline",
call => \&IkiWiki::preprocess_inline);
# Hook to change to do pinging since it's called late.
# This ensures each page only pings once and prevents slow
# pings interrupting page builds.
IkiWiki::hook(type => "change", id => "inline",
call => \&IkiWiki::pingurl);
} # }}}
# Back to ikiwiki namespace for the rest, this code is very much
# internal to ikiwiki even though it's separated into a plugin.
package IkiWiki;
my %toping;
sub preprocess_inline (@) { #{{{
my %params=@_;
if (! exists $params{pages}) {
return "";
}
if (! exists $params{archive}) {
$params{archive}="no";
}
if (! exists $params{show} && $params{archive} eq "no") {
$params{show}=10;
}
my @list;
foreach my $page (keys %pagesources) {
next if $page eq $params{page};
if (globlist_match($page, $params{pages})) {
push @list, $page;
}
}
@list=sort { $pagectime{$b} <=> $pagectime{$a} } @list;
if ($params{show} && @list > $params{show}) {
@list=@list[0..$params{show} - 1];
}
add_depends($params{page}, $params{pages});
my $ret="";
if (exists $params{rootpage}) {
# Add a blog post form, with a rss link button.
my $formtemplate=template("blogpost.tmpl", blind_cache => 1);
$formtemplate->param(cgiurl => $config{cgiurl});
$formtemplate->param(rootpage => $params{rootpage});
if ($config{rss}) {
$formtemplate->param(rssurl => rsspage(basename($params{page})));
}
$ret.=$formtemplate->output;
}
elsif ($config{rss}) {
# Add a rss link button.
my $linktemplate=template("rsslink.tmpl", blind_cache => 1);
$linktemplate->param(rssurl => rsspage(basename($params{page})));
$ret.=$linktemplate->output;
}
my $template=template(
(($params{archive} eq "no")
? "inlinepage.tmpl"
: "inlinepagetitle.tmpl"),
blind_cache => 1,
);
foreach my $page (@list) {
$template->param(pagelink => htmllink($params{page}, $params{page}, $page));
$template->param(content => get_inline_content($page, $params{page}))
if $params{archive} eq "no";
$template->param(ctime => displaytime($pagectime{$page}));
if (exists $hooks{pagetemplate}) {
foreach my $id (keys %{$hooks{pagetemplate}}) {
$hooks{pagetemplate}{$id}{call}->(
page => $page,
destpage => $params{page},
template => $template,
);
}
}
$ret.=$template->output;
$template->clear_params;
}
# TODO: should really add this to renderedfiles and call
# check_overwrite, but currently renderedfiles
# only supports listing one file per page.
if ($config{rss}) {
writefile(rsspage($params{page}), $config{destdir},
genrss($params{page}, @list));
$toping{$params{page}}=1 unless $config{rebuild};
}
return $ret;
} #}}}
sub get_inline_content ($$) { #{{{
my $page=shift;
my $destpage=shift;
my $file=$pagesources{$page};
my $type=pagetype($file);
if (defined $type) {
return htmlize($type, preprocess($page, $destpage, linkify($page, $destpage, readfile(srcfile($file))), 1));
}
else {
return "";
}
} #}}}
sub date_822 ($) { #{{{
my $time=shift;
eval q{use POSIX};
return POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
} #}}}
sub absolute_urls ($$) { #{{{
# sucky sub because rss sucks
my $content=shift;
my $url=shift;
$url=~s/[^\/]+$//;
$content=~s/<a\s+href="(?![^:]+:\/\/)([^"]+)"/<a href="$url$1"/ig;
$content=~s/<img\s+src="(?![^:]+:\/\/)([^"]+)"/<img src="$url$1"/ig;
return $content;
} #}}}
sub rsspage ($) { #{{{
my $page=shift;
return $page.".rss";
} #}}}
sub genrss ($@) { #{{{
my $page=shift;
my @pages=@_;
my $url="$config{url}/".htmlpage($page);
my $template=template("rsspage.tmpl", blind_cache => 1);
my @items;
foreach my $p (@pages) {
push @items, {
itemtitle => pagetitle(basename($p)),
itemurl => "$config{url}/$renderedfiles{$p}",
itempubdate => date_822($pagectime{$p}),
itemcontent => absolute_urls(get_inline_content($p, $page), $url),
} if exists $renderedfiles{$p};
}
$template->param(
title => $config{wikiname},
pageurl => $url,
items => \@items,
);
return $template->output;
} #}}}
sub pingurl (@) { #{{{
return unless $config{pingurl} && %toping;
eval q{require RPC::XML::Client};
if ($@) {
debug("RPC::XML::Client not found, not pinging");
return;
}
foreach my $page (keys %toping) {
my $title=pagetitle(basename($page));
my $url="$config{url}/".htmlpage($page);
foreach my $pingurl (@{$config{pingurl}}) {
my $client = RPC::XML::Client->new($pingurl);
my $req = RPC::XML::request->new('weblogUpdates.ping',
$title, $url);
debug("Pinging $pingurl for $page");
my $res = $client->send_request($req);
if (! ref $res) {
debug("Did not receive response to ping");
}
my $r=$res->value;
if (! exists $r->{flerror} || $r->{flerror}) {
debug("Ping rejected: ".$r->{message});
}
}
}
} #}}}
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