]> git.vanrenterghem.biz Git - git.ikiwiki.info.git/blobdiff - IkiWiki/Plugin/comments.pm
remove deprecated googlecalendar plugin
[git.ikiwiki.info.git] / IkiWiki / Plugin / comments.pm
index 1eb256da9bc5ec3e198025fa81c3ffe3b3c65dfb..c9c7b2ed4c8f4eaa09b110426f2619617376f927 100644 (file)
@@ -7,7 +7,7 @@ package IkiWiki::Plugin::comments;
 
 use warnings;
 use strict;
-use IkiWiki 2.00;
+use IkiWiki 3.00;
 use Encode;
 use POSIX qw(strftime);
 
@@ -16,8 +16,9 @@ use constant POST_COMMENT => "Post comment";
 use constant CANCEL => "Cancel";
 
 my $postcomment;
+my %commentstate;
 
-sub import { #{{{
+sub import {
        hook(type => "checkconfig", id => 'comments',  call => \&checkconfig);
        hook(type => "getsetup", id => 'comments',  call => \&getsetup);
        hook(type => "preprocess", id => '_comment', call => \&preprocess);
@@ -26,37 +27,32 @@ sub import { #{{{
        hook(type => "pagetemplate", id => "comments", call => \&pagetemplate);
        hook(type => "cgi", id => "comments", call => \&linkcgi);
        IkiWiki::loadplugin("inline");
-} # }}}
+}
 
-sub getsetup () { #{{{
+sub getsetup () {
        return
                plugin => {
                        safe => 1,
                        rebuild => 1,
                },
-               # Pages where comments are shown, but new comments are not
-               # allowed, will show "Comments are closed".
-               comments_shown_pagespec => {
+               comments_pagespec => {
                        type => 'pagespec',
-                       example => 'blog/*',
-                       default => '',
-                       description => 'PageSpec for pages where comments will be shown inline',
+                       example => 'blog/* and !*/Discussion',
+                       description => 'PageSpec of pages where comments are allowed',
                        link => 'ikiwiki/PageSpec',
                        safe => 1,
                        rebuild => 1,
                },
-               comments_open_pagespec => {
+               comments_closed_pagespec => {
                        type => 'pagespec',
-                       example => 'blog/* and created_after(close_old_comments)',
-                       default => '',
-                       description => 'PageSpec for pages where new comments can be posted',
+                       example => 'blog/controversial or blog/flamewar',
+                       description => 'PageSpec of pages where posting new comments is not allowed',
                        link => 'ikiwiki/PageSpec',
                        safe => 1,
                        rebuild => 1,
                },
                comments_pagename => {
                        type => 'string',
-                       example => 'comment_',
                        default => 'comment_',
                        description => 'Base name for comments, e.g. "comment_" for pages like "sandbox/comment_12"',
                        safe => 0, # manual page moving required
@@ -64,7 +60,6 @@ sub getsetup () { #{{{
                },
                comments_allowdirectives => {
                        type => 'boolean',
-                       default => 0,
                        example => 0,
                        description => 'Interpret directives in comments?',
                        safe => 1,
@@ -72,7 +67,6 @@ sub getsetup () { #{{{
                },
                comments_allowauthor => {
                        type => 'boolean',
-                       default => 0,
                        example => 0,
                        description => 'Allow anonymous commenters to set an author name?',
                        safe => 1,
@@ -81,22 +75,32 @@ sub getsetup () { #{{{
                comments_commit => {
                        type => 'boolean',
                        example => 1,
-                       default => 1,
                        description => 'commit comments to the VCS',
                        # old uncommitted comments are likely to cause
                        # confusion if this is changed
                        safe => 0,
                        rebuild => 0,
                },
-} #}}}
+}
+
+sub checkconfig () {
+       $config{comments_commit} = 1
+               unless defined $config{comments_commit};
+       $config{comments_pagespec} = ''
+               unless defined $config{comments_pagespec};
+       $config{comments_closed_pagespec} = ''
+               unless defined $config{comments_closed_pagespec};
+       $config{comments_pagename} = 'comment_'
+               unless defined $config{comments_pagename};
+}
 
-sub htmlize { # {{{
+sub htmlize {
        my %params = @_;
        return $params{content};
-} # }}}
+}
 
 # FIXME: copied verbatim from meta
-sub safeurl ($) { #{{{
+sub safeurl ($) {
        my $url=shift;
        if (exists $IkiWiki::Plugin::htmlscrubber::{safe_url_regexp} &&
            defined $IkiWiki::Plugin::htmlscrubber::safe_url_regexp) {
@@ -105,9 +109,9 @@ sub safeurl ($) { #{{{
        else {
                return 1;
        }
-} #}}}
+}
 
-sub preprocess { # {{{
+sub preprocess {
        my %params = @_;
        my $page = $params{page};
 
@@ -148,11 +152,27 @@ sub preprocess { # {{{
        my $commentip;
        my $commentauthor;
        my $commentauthorurl;
-
+       my $commentopenid;
        if (defined $params{username}) {
                $commentuser = $params{username};
-               ($commentauthorurl, $commentauthor) =
-                       linkuser($params{username});
+
+               my $oiduser = eval { IkiWiki::openiduser($commentuser) };
+
+               if (defined $oiduser) {
+                       # looks like an OpenID
+                       $commentauthorurl = $commentuser;
+                       $commentauthor = $oiduser;
+                       $commentopenid = $commentuser;
+               }
+               else {
+                       $commentauthorurl = IkiWiki::cgiurl(
+                               do => 'commenter',
+                               page => (length $config{userdir}
+                                       ? "$config{userdir}/$commentuser"
+                                       : "$commentuser"));
+
+                       $commentauthor = $commentuser;
+               }
        }
        else {
                if (defined $params{ip}) {
@@ -161,10 +181,11 @@ sub preprocess { # {{{
                $commentauthor = gettext("Anonymous");
        }
 
-       $pagestate{$page}{comments}{commentuser} = $commentuser;
-       $pagestate{$page}{comments}{commentip} = $commentip;
-       $pagestate{$page}{comments}{commentauthor} = $commentauthor;
-       $pagestate{$page}{comments}{commentauthorurl} = $commentauthorurl;
+       $commentstate{$page}{commentuser} = $commentuser;
+       $commentstate{$page}{commentopenid} = $commentopenid;
+       $commentstate{$page}{commentip} = $commentip;
+       $commentstate{$page}{commentauthor} = $commentauthor;
+       $commentstate{$page}{commentauthorurl} = $commentauthorurl;
        if (! defined $pagestate{$page}{meta}{author}) {
                $pagestate{$page}{meta}{author} = $commentauthor;
        }
@@ -190,12 +211,10 @@ sub preprocess { # {{{
                $pagestate{$page}{meta}{title} = $params{subject};
        }
 
-       my $baseurl = urlto($params{destpage}, undef, 1);
-       my $anchor = "";
        if ($params{page} =~ m/\/(\Q$config{comments_pagename}\E\d+)$/) {
-               $anchor = $1;
+               $pagestate{$page}{meta}{permalink} = urlto(IkiWiki::dirname($params{page}), undef, 1).
+                       "#".$params{page};
        }
-       $pagestate{$page}{meta}{permalink} = "${baseurl}#${anchor}";
 
        eval q{use Date::Parse};
        if (! $@) {
@@ -203,19 +222,11 @@ sub preprocess { # {{{
                $IkiWiki::pagectime{$page} = $time if defined $time;
        }
 
-       # FIXME: hard-coded HTML (although it's just to set an ID)
-       return "<div id=\"$anchor\">$content</div>" if $anchor;
        return $content;
-} # }}}
-
-sub checkconfig () { #{{{
-       $config{comments_commit} = 1 unless defined $config{comments_commit};
-       $config{comments_pagename} = 'comment_'
-               unless defined $config{comments_pagename};
-} #}}}
+}
 
 # This is exactly the same as recentchanges_link :-(
-sub linkcgi ($) { #{{{
+sub linkcgi ($) {
        my $cgi=shift;
        if (defined $cgi->param('do') && $cgi->param('do') eq "commenter") {
 
@@ -243,29 +254,8 @@ sub linkcgi ($) { #{{{
        }
 }
 
-# FIXME: basically the same logic as recentchanges
-# returns (author URL, pretty-printed version)
-sub linkuser ($) { # {{{
-       my $user = shift;
-       my $oiduser = eval { IkiWiki::openiduser($user) };
-
-       if (defined $oiduser) {
-               return ($user, $oiduser);
-       }
-       # FIXME: it'd be good to avoid having such a link for anonymous
-       # posts
-       else {
-               return (IkiWiki::cgiurl(
-                               do => 'commenter',
-                               page => (length $config{userdir}
-                                       ? "$config{userdir}/$user"
-                                       : "$user")
-                       ), $user);
-       }
-} # }}}
-
 # Mostly cargo-culted from IkiWiki::plugin::editpage
-sub sessioncgi ($$) { #{{{
+sub sessioncgi ($$) {
        my $cgi=shift;
        my $session=shift;
 
@@ -288,9 +278,7 @@ sub sessioncgi ($$) { #{{{
                action => $config{cgiurl},
                header => 0,
                table => 0,
-               template => scalar IkiWiki::template_params('comments_form.tmpl'),
-               # wtf does this do in editpage?
-               wikiname => $config{wikiname},
+               template => scalar IkiWiki::template_params('editcomment.tmpl'),
        );
 
        IkiWiki::decode_form_utf8($form);
@@ -372,7 +360,7 @@ sub sessioncgi ($$) { #{{{
                        $page));
        }
 
-       if (not pagespec_match($page, $config{comments_open_pagespec},
+       if (pagespec_match($page, $config{comments_closed_pagespec},
                location => $page)) {
                error(sprintf(gettext(
                        "comments on page '%s' are closed"),
@@ -444,8 +432,8 @@ sub sessioncgi ($$) { #{{{
 
        if ($form->submitted eq PREVIEW) {
                my $preview = IkiWiki::htmlize($location, $page, '_comment',
-                               IkiWiki::linkify($page, $page,
-                                       IkiWiki::preprocess($page, $page,
+                               IkiWiki::linkify($location, $page,
+                                       IkiWiki::preprocess($location, $page,
                                                IkiWiki::filter($location,
                                                        $page, $content),
                                                0, 1)));
@@ -454,11 +442,17 @@ sub sessioncgi ($$) { #{{{
                                        content => $preview);
                        });
 
-               my $template = template("comments_display.tmpl");
+               my $template = template("comment.tmpl");
                $template->param(content => $preview);
                $template->param(title => $form->field('subject'));
                $template->param(ctime => displaytime(time));
 
+               IkiWiki::run_hooks(pagetemplate => sub {
+                       shift->(page => $location,
+                               destpage => $page,
+                               template => $template);
+               });
+
                $form->tmpl_param(page_preview => $template->output);
        }
        else {
@@ -468,7 +462,7 @@ sub sessioncgi ($$) { #{{{
        if ($form->submitted eq POST_COMMENT && $form->validate) {
                my $file = "$location._comment";
 
-               IkiWiki::checksessionexpiry($session, $cgi->param('sid'));
+               IkiWiki::checksessionexpiry($cgi, $session);
 
                # FIXME: could probably do some sort of graceful retry
                # on error? Would require significant unwinding though
@@ -502,9 +496,8 @@ sub sessioncgi ($$) { #{{{
                # breaks it or something
                error($conflict) if defined $conflict;
 
-               # Bounce back to where we were, but defeat broken caches
-               my $anticache = "?updated=$page/$config{comments_pagename}$i";
-               IkiWiki::redirect($cgi, urlto($page, undef, 1).$anticache);
+               # Jump to the new comment on the page.
+               IkiWiki::redirect($cgi, urlto($page, undef, 1)."#$location");
        }
        else {
                IkiWiki::showform ($form, \@buttons, $session, $cgi,
@@ -512,38 +505,43 @@ sub sessioncgi ($$) { #{{{
        }
 
        exit;
-} #}}}
+}
+
+sub commentsshown ($) {
+       my $page=shift;
+
+       return ! pagespec_match($page, "*/$config{comments_pagename}*",
+                               location => $page) &&
+              pagespec_match($page, $config{comments_pagespec},
+                             location => $page);
+}
+
+sub commentsopen ($) {
+       my $page = shift;
+
+       return length $config{cgiurl} > 0 &&
+              (! length $config{comments_closed_pagespec} ||
+               ! pagespec_match($page, $config{comments_closed_pagespec},
+                                location => $page));
+}
 
-sub pagetemplate (@) { #{{{
+sub pagetemplate (@) {
        my %params = @_;
 
        my $page = $params{page};
        my $template = $params{template};
+       my $shown = ($template->query(name => 'commentslink') ||
+                    $template->query(name => 'commentsurl') ||
+                    $template->query(name => 'atomcommentsurl') ||
+                    $template->query(name => 'comments')) &&
+                   commentsshown($page);
 
        if ($template->query(name => 'comments')) {
                my $comments = undef;
-
-               my $open = 0;
-               my $shown = pagespec_match($page,
-                       $config{comments_shown_pagespec},
-                       location => $page);
-
-               if (pagespec_match($page, "*/$config{comments_pagename}*",
-                               location => $page)) {
-                       $shown = 0;
-                       $open = 0;
-               }
-
-               if (length $config{cgiurl}) {
-                       $open = pagespec_match($page,
-                               $config{comments_open_pagespec},
-                               location => $page);
-               }
-
                if ($shown) {
                        $comments = IkiWiki::preprocess_inline(
                                pages => "internal($page/$config{comments_pagename}*)",
-                               template => 'comments_display',
+                               template => 'comment',
                                show => 0,
                                reverse => 'yes',
                                page => $page,
@@ -557,33 +555,68 @@ sub pagetemplate (@) { #{{{
                        $template->param(comments => $comments);
                }
 
-               if ($open) {
-                       my $commenturl = IkiWiki::cgiurl(do => 'comment',
+               if ($shown && commentsopen($page)) {
+                       my $addcommenturl = IkiWiki::cgiurl(do => 'comment',
                                page => $page);
-                       $template->param(commenturl => $commenturl);
+                       $template->param(addcommenturl => $addcommenturl);
+               }
+       }
+
+       if ($template->query(name => 'commentsurl')) {
+               if ($shown) {
+                       $template->param(commentsurl =>
+                               urlto($page, undef, 1).'#comments');
+               }
+       }
+
+       if ($template->query(name => 'atomcommentsurl') && $config{usedirs}) {
+               if ($shown) {
+                       # This will 404 until there are some comments, but I
+                       # think that's probably OK...
+                       $template->param(atomcommentsurl =>
+                               urlto($page, undef, 1).'comments.atom');
+               }
+       }
+
+       if ($template->query(name => 'commentslink')) {
+               # XXX Would be nice to say how many comments there are in
+               # the link. But, to update the number, blog pages
+               # would have to update whenever comments of any inlines
+               # page are added, which is not currently done.
+               if ($shown) {
+                       $template->param(commentslink =>
+                               htmllink($page, $params{destpage}, $page,
+                                       linktext => gettext("Comments"),
+                                       anchor => "comments",
+                                       noimageinline => 1));
                }
        }
 
        if ($template->query(name => 'commentuser')) {
                $template->param(commentuser =>
-                       $pagestate{$page}{comments}{commentuser});
+                       $commentstate{$page}{commentuser});
+       }
+
+       if ($template->query(name => 'commentopenid')) {
+               $template->param(commentopenid =>
+                       $commentstate{$page}{commentopenid});
        }
 
        if ($template->query(name => 'commentip')) {
                $template->param(commentip =>
-                       $pagestate{$page}{comments}{commentip});
+                       $commentstate{$page}{commentip});
        }
 
        if ($template->query(name => 'commentauthor')) {
                $template->param(commentauthor =>
-                       $pagestate{$page}{comments}{commentauthor});
+                       $commentstate{$page}{commentauthor});
        }
 
        if ($template->query(name => 'commentauthorurl')) {
                $template->param(commentauthorurl =>
-                       $pagestate{$page}{comments}{commentauthorurl});
+                       $commentstate{$page}{commentauthorurl});
        }
-} # }}}
+}
 
 package IkiWiki::PageSpec;