* Atom feed support based on a patch by Clint Adams.

[ikiwiki.git] / IkiWiki / Plugin / inline.pm

diff --git a/IkiWiki/Plugin/inline.pm b/IkiWiki/Plugin/inline.pm
index c7cafee12e2e5330e859af78b8e3f29a7f33958a..1ee79180c52fccc8f336c7f1dc7a6fdc02a2d919 100644 (file)
--- a/IkiWiki/Plugin/inline.pm
+++ b/IkiWiki/Plugin/inline.pm
@@ -25,7 +25,7 @@ sub import { #{{{
 package IkiWiki;
 
 my %toping;
-my %rsslinks;
+my %feedlinks;
 
 sub yesno ($) { #{{{
        my $val=shift;
@@ -40,7 +40,9 @@ sub preprocess_inline (@) { #{{{
        }
        my $raw=yesno($params{raw});
        my $archive=yesno($params{archive});
-       my $rss=exists $params{rss} ? yesno($params{rss}) : 1;
+       my $rss=($config{rss} && exists $params{rss}) ? yesno($params{rss}) : $config{rss};
+       my $atom=($config{atom} && exists $params{atom}) ? yesno($params{atom}) : $config{atom};
+       my $feeds=exists $params{feeds} ? yesno($params{feeds}) : 1;
        if (! exists $params{show} && ! $archive) {
                $params{show}=10;
        }
@@ -77,22 +79,23 @@ sub preprocess_inline (@) { #{{{
        add_depends($params{page}, $params{pages});
 
        my $rssurl=rsspage(basename($params{page}));
+       my $atomurl=atompage(basename($params{page}));
        my $ret="";
 
        if (exists $params{rootpage} && $config{cgiurl}) {
-               # Add a blog post form, with a rss link button.
+               # Add a blog post form, with feed buttons.
                my $formtemplate=template("blogpost.tmpl", blind_cache => 1);
                $formtemplate->param(cgiurl => $config{cgiurl});
                $formtemplate->param(rootpage => $params{rootpage});
-               if ($config{rss}) {
-                       $formtemplate->param(rssurl => $rssurl);
-               }
+               $formtemplate->param(rssurl => $rssurl) if $feeds && $rss;
+               $formtemplate->param(atomurl => $atomurl) if $feeds && $atom;
                $ret.=$formtemplate->output;
        }
-       elsif ($config{rss} && $rss) {
-               # Add a rss link button.
-               my $linktemplate=template("rsslink.tmpl", blind_cache => 1);
-               $linktemplate->param(rssurl => $rssurl);
+       elsif ($feeds) {
+               # Add feed buttons.
+               my $linktemplate=template("feedlink.tmpl", blind_cache => 1);
+               $linktemplate->param(rssurl => $rssurl) if $rss;
+               $linktemplate->param(atomurl => $atomurl) if $atom;
                $ret.=$linktemplate->output;
        }
        
@@ -154,12 +157,19 @@ sub preprocess_inline (@) { #{{{
                }
        }
        
-       if ($config{rss} && $rss) {
+       if ($feeds && $rss) {
                will_render($params{page}, rsspage($params{page}));
                writefile(rsspage($params{page}), $config{destdir},
-                       genrss($desc, $params{page}, @list));
+                       genfeed("rss", $rssurl, $desc, $params{page}, @list));
+               $toping{$params{page}}=1 unless $config{rebuild};
+               $feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/rss+xml" title="RSS" href="$rssurl" />};
+       }
+       if ($feeds && $atom) {
+               will_render($params{page}, atompage($params{page}));
+               writefile(atompage($params{page}), $config{destdir},
+                       genfeed("atom", $atomurl, $desc, $params{page}, @list));
                $toping{$params{page}}=1 unless $config{rebuild};
-               $rsslinks{$params{destpage}}=qq{<link rel="alternate" type="application/rss+xml" title="RSS" href="$rssurl" />};
+               $feedlinks{$params{destpage}}=qq{<link rel="alternate" type="application/atom+xml" title="Atom" href="$atomurl" />};
        }
        
        return $ret;
@@ -170,8 +180,8 @@ sub pagetemplate_inline (@) { #{{{
        my $page=$params{page};
        my $template=$params{template};
 
-       $template->param(rsslink => $rsslinks{$page})
-               if exists $rsslinks{$page} && $template->query(name => "rsslink");
+       $template->param(feedlinks => $feedlinks{$page})
+               if exists $feedlinks{$page} && $template->query(name => "feedlinks");
 } #}}}
 
 sub get_inline_content ($$) { #{{{
@@ -203,6 +213,17 @@ sub date_822 ($) { #{{{
        return $ret;
 } #}}}
 
+sub date_3339 ($) { #{{{
+       my $time=shift;
+
+       eval q{use POSIX};
+       my $lc_time= POSIX::setlocale(&POSIX::LC_TIME);
+       POSIX::setlocale(&POSIX::LC_TIME, "C");
+       my $ret=POSIX::strftime("%Y-%m-%dT%H:%M:%SZ", localtime($time));
+       POSIX::setlocale(&POSIX::LC_TIME, $lc_time);
+       return $ret;
+} #}}}
+
 sub absolute_urls ($$) { #{{{
        # sucky sub because rss sucks
        my $content=shift;
@@ -221,15 +242,24 @@ sub rsspage ($) { #{{{
        return $page.".rss";
 } #}}}
 
-sub genrss ($$@) { #{{{
-       my $desc=shift;
+sub atompage ($) { #{{{
+       my $page=shift;
+
+       return $page.".atom";
+} #}}}
+
+sub genfeed ($$$$@) { #{{{
+       my $feedtype=shift;
+       my $feedurl=shift;
+       my $feeddesc=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 $itemtemplate=template($feedtype."item.tmpl", blind_cache => 1);
        my $content="";
+       my $lasttime = 0;
        foreach my $p (@pages) {
                my $u=URI->new(encode_utf8($config{url}."/".htmlpage($p)));
 
@@ -237,7 +267,8 @@ sub genrss ($$@) { #{{{
                        title => pagetitle(basename($p)),
                        url => $u,
                        permalink => $u,
-                       pubdate => date_822($pagectime{$p}),
+                       date_822 => date_822($pagectime{$p}),
+                       date_3339 => date_3339($pagectime{$p}),
                        content => absolute_urls(get_inline_content($p, $page), $url),
                );
                run_hooks(pagetemplate => sub {
@@ -247,15 +278,20 @@ sub genrss ($$@) { #{{{
 
                $content.=$itemtemplate->output;
                $itemtemplate->clear_params;
+
+               $lasttime = $pagectime{$p} if $pagectime{$p} > $lasttime;
        }
 
-       my $template=template("rsspage.tmpl", blind_cache => 1);
+       my $template=template($feedtype."page.tmpl", blind_cache => 1);
        $template->param(
                title => $config{wikiname},
                wikiname => $config{wikiname},
                pageurl => $url,
                content => $content,
-               rssdesc => $desc,
+               feeddesc => $feeddesc,
+               feeddate => date_3339($lasttime),
+               feedurl => $feedurl,
+               version => $IkiWiki::version,
        );
        run_hooks(pagetemplate => sub {
                shift->(page => $page, destpage => $page,