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#!/usr/bin/perl
# Page inlining and blogging.
package IkiWiki::Plugin::inline;
use warnings;
use strict;
use IkiWiki;
use URI;
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 yesno ($) { #{{{
my $val=shift;
return (defined $val && lc($val) eq "yes");
} #}}}
sub preprocess_inline (@) { #{{{
my %params=@_;
if (! exists $params{pages}) {
return "";
}
my $raw=yesno($params{raw});
my $archive=yesno($params{archive});
my $rss=exists $params{rss} ? yesno($params{rss}) : 1;
if (! exists $params{show} && ! $archive) {
$params{show}=10;
}
my $desc;
if (exists $params{description}) {
$desc = $params{description}
} else {
$desc = $config{wikiname};
}
my @list;
foreach my $page (keys %pagesources) {
next if $page eq $params{page};
if (pagespec_match($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} && $config{cgiurl}) {
# 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} && $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 $template=template(
($archive ? "inlinepagetitle.tmpl" : "inlinepage.tmpl"),
blind_cache => 1,
) unless $raw;
foreach my $page (@list) {
if (! $raw) {
# Get the content before populating the template,
# since getting the content uses the same template
# if inlines are nested.
# TODO: if $archive=1, the only reason to do this
# is to let the meta plugin get page title info; so stop
# calling this next line then once the meta plugin can
# store that accross runs (also tags plugin).
my $content=get_inline_content($page, $params{page});
# Don't use htmllink because this way the title is separate
# and can be overridden by other plugins.
my $link=htmlpage(bestlink($params{page}, $page));
$link=abs2rel($link, dirname($params{page}));
$template->param(pageurl => $link);
$template->param(title => pagetitle(basename($page)));
$template->param(content => $content);
$template->param(ctime => displaytime($pagectime{$page}));
run_hooks(pagetemplate => sub {
shift->(page => $page, destpage => $params{page},
template => $template,);
});
$ret.=$template->output;
$template->clear_params;
}
else {
my $file=$pagesources{$page};
my $type=pagetype($file);
if (defined $type) {
$ret.="\n".
linkify($page, $params{page},
preprocess($page, $params{page},
filter($page,
readfile(srcfile($file)))));
}
}
}
# TODO: should really add this to renderedfiles and call
# check_overwrite, but currently renderedfiles
# only supports listing one file per page.
if ($config{rss} && $rss) {
writefile(rsspage($params{page}), $config{destdir},
genrss($desc, $params{page}, @list));
$toping{$params{page}}=1 unless $config{rebuild};
}
return $ret;
} #}}}
sub get_inline_content ($$) { #{{{
my $page=shift;
my $destpage=shift;
my $file=$pagesources{$page};
my $type=pagetype($file);
if (defined $type) {
return htmlize($page, $type,
linkify($page, $destpage,
preprocess($page, $destpage,
filter($page,
readfile(srcfile($file))))));
}
else {
return "";
}
} #}}}
sub date_822 ($) { #{{{
my $time=shift;
eval q{use POSIX};
my $lc_time= POSIX::setlocale(&POSIX::LC_TIME);
POSIX::setlocale(&POSIX::LC_TIME, "C");
my $ret=POSIX::strftime("%a, %d %b %Y %H:%M:%S %z", localtime($time));
POSIX::setlocale(&POSIX::LC_TIME, $lc_time);
return $ret;
} #}}}
sub absolute_urls ($$) { #{{{
# 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 $desc = shift;
my $page=shift;
my @pages=@_;
my $url=URI->new(encode_utf8("$config{url}/".htmlpage($page)));
my $itemtemplate=template("rssitem.tmpl", blind_cache => 1);
my $content="";
foreach my $p (@pages) {
next unless exists $renderedfiles{$p};
my $u=URI->new(encode_utf8("$config{url}/$renderedfiles{$p}"));
$itemtemplate->param(
title => pagetitle(basename($p)),
url => $u,
permalink => $u,
pubdate => date_822($pagectime{$p}),
content => absolute_urls(get_inline_content($p, $page), $url),
);
run_hooks(pagetemplate => sub {
shift->(page => $p, destpage => $page,
template => $itemtemplate);
});
$content.=$itemtemplate->output;
$itemtemplate->clear_params;
}
my $template=template("rsspage.tmpl", blind_cache => 1);
$template->param(
title => $config{wikiname},
wikiname => $config{wikiname},
pageurl => $url,
content => $content,
rssdesc => $desc,
);
run_hooks(pagetemplate => sub {
shift->(page => $page, destpage => $page,
template => $template);
});
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: ".(exists $r->{message} ? $r->{message} : "[unknown reason]"));
}
}
}
} #}}}
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