X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/6a986a8a0bd20e82e128ce7e0aa9587437ae8325..ef972a871bd61295068d7a105036924699c65540:/IkiWiki/Plugin/comments.pm diff --git a/IkiWiki/Plugin/comments.pm b/IkiWiki/Plugin/comments.pm index 73f8d6140..273561cad 100644 --- a/IkiWiki/Plugin/comments.pm +++ b/IkiWiki/Plugin/comments.pm @@ -8,26 +8,24 @@ package IkiWiki::Plugin::comments; use warnings; use strict; use IkiWiki 2.00; +use Encode; +use POSIX qw(strftime); use constant PREVIEW => "Preview"; use constant POST_COMMENT => "Post comment"; use constant CANCEL => "Cancel"; +my $postcomment; + sub import { #{{{ hook(type => "checkconfig", id => 'comments', call => \&checkconfig); hook(type => "getsetup", id => 'comments', call => \&getsetup); + hook(type => "preprocess", id => '_comment', call => \&preprocess); hook(type => "sessioncgi", id => 'comment', call => \&sessioncgi); hook(type => "htmlize", id => "_comment", call => \&htmlize); hook(type => "pagetemplate", id => "comments", call => \&pagetemplate); hook(type => "cgi", id => "comments", call => \&linkcgi); IkiWiki::loadplugin("inline"); - IkiWiki::loadplugin("mdwn"); -} # }}} - -sub htmlize { # {{{ - eval q{use IkiWiki::Plugin::mdwn}; - error($@) if ($@); - return IkiWiki::Plugin::mdwn::htmlize(@_) } # }}} sub getsetup () { #{{{ @@ -61,14 +59,22 @@ sub getsetup () { #{{{ example => 'comment_', default => 'comment_', description => 'Base name for comments, e.g. "comment_" for pages like "sandbox/comment_12"', - safe => 0, # manual page moving will required + safe => 0, # manual page moving required rebuild => undef, }, comments_allowdirectives => { type => 'boolean', default => 0, example => 0, - description => 'Allow directives in newly posted comments?', + description => 'Interpret directives in comments?', + safe => 1, + rebuild => 0, + }, + comments_allowauthor => { + type => 'boolean', + default => 0, + example => 0, + description => 'Allow anonymous commenters to set an author name?', safe => 1, rebuild => 0, }, @@ -84,28 +90,138 @@ sub getsetup () { #{{{ }, } #}}} +sub htmlize { # {{{ + my %params = @_; + return $params{content}; +} # }}} + +# FIXME: copied verbatim from meta +sub safeurl ($) { #{{{ + my $url=shift; + if (exists $IkiWiki::Plugin::htmlscrubber::{safe_url_regexp} && + defined $IkiWiki::Plugin::htmlscrubber::safe_url_regexp) { + return $url=~/$IkiWiki::Plugin::htmlscrubber::safe_url_regexp/; + } + else { + return 1; + } +} #}}} + +sub preprocess { # {{{ + my %params = @_; + my $page = $params{page}; + + my $format = $params{format}; + if (defined $format && ! exists $IkiWiki::hooks{htmlize}{$format}) { + error(sprintf(gettext("unsupported page format %s"), $format)); + } + + my $content = $params{content}; + if (! defined $content) { + error(gettext("comment must have content")); + } + $content =~ s/\\"/"/g; + + $content = IkiWiki::filter($page, $params{destpage}, $content); + + if ($config{comments_allowdirectives}) { + $content = IkiWiki::preprocess($page, $params{destpage}, + $content); + } + + # no need to bother with htmlize if it's just HTML + $content = IkiWiki::htmlize($page, $params{destpage}, $format, + $content) if defined $format; + + IkiWiki::run_hooks(sanitize => sub { + $content = shift->( + page => $page, + destpage => $params{destpage}, + content => $content, + ); + }); + + # set metadata, possibly overriding [[!meta]] directives from the + # comment itself + + my $commentuser; + my $commentip; + my $commentauthor; + my $commentauthorurl; + + if (defined $params{username}) { + $commentuser = $params{username}; + ($commentauthorurl, $commentauthor) = + linkuser($params{username}); + } + else { + if (defined $params{ip}) { + $commentip = $params{ip}; + } + $commentauthor = gettext("Anonymous"); + } + + $pagestate{$page}{comments}{commentuser} = $commentuser; + $pagestate{$page}{comments}{commentip} = $commentip; + $pagestate{$page}{comments}{commentauthor} = $commentauthor; + $pagestate{$page}{comments}{commentauthorurl} = $commentauthorurl; + if (! defined $pagestate{$page}{meta}{author}) { + $pagestate{$page}{meta}{author} = $commentauthor; + } + if (! defined $pagestate{$page}{meta}{authorurl}) { + $pagestate{$page}{meta}{authorurl} = $commentauthorurl; + } + + if ($config{comments_allowauthor}) { + if (defined $params{claimedauthor}) { + $pagestate{$page}{meta}{author} = $params{claimedauthor}; + } + + if (defined $params{url} and safeurl($params{url})) { + $pagestate{$page}{meta}{authorurl} = $params{url}; + } + } + else { + $pagestate{$page}{meta}{author} = $commentauthor; + $pagestate{$page}{meta}{authorurl} = $commentauthorurl; + } + + if (defined $params{subject}) { + $pagestate{$page}{meta}{title} = $params{subject}; + } + + my $baseurl = urlto($params{destpage}, undef, 1); + my $anchor = ""; + my $comments_pagename = $config{comments_pagename}; + if ($params{page} =~ m/\/(\Q${comments_pagename}\E\d+)$/) { + $anchor = $1; + } + $pagestate{$page}{meta}{permalink} = "${baseurl}#${anchor}"; + + eval q{use Date::Parse}; + if (! $@) { + my $time = str2time($params{date}); + $IkiWiki::pagectime{$page} = $time if defined $time; + } + + # FIXME: hard-coded HTML (although it's just to set an ID) + return "
$content
" if $anchor; + return $content; +} # }}} + sub checkconfig () { #{{{ $config{comments_commit} = 1 unless defined $config{comments_commit}; $config{comments_pagename} = 'comment_' unless defined $config{comments_pagename}; } #}}} -# FIXME: logic taken from editpage, should be common code? -sub getcgiuser ($) { # {{{ - my $session = shift; - my $user = $session->param('name'); - $user = $ENV{REMOTE_ADDR} unless defined $user; - debug("getcgiuser() -> $user"); - return $user; -} # }}} - # This is exactly the same as recentchanges_link :-( sub linkcgi ($) { #{{{ my $cgi=shift; if (defined $cgi->param('do') && $cgi->param('do') eq "commenter") { my $page=decode_utf8($cgi->param("page")); - if (!defined $page) { + if (! defined $page) { error("missing page parameter"); } @@ -143,9 +259,9 @@ sub linkuser ($) { # {{{ return (IkiWiki::cgiurl( do => 'commenter', page => (length $config{userdir} - ? "$config{userdir}/" - : "") - ).$user, $user); + ? "$config{userdir}/$user" + : "$user") + ), $user); } } # }}} @@ -164,10 +280,10 @@ sub sessioncgi ($$) { #{{{ my @buttons = (POST_COMMENT, PREVIEW, CANCEL); my $form = CGI::FormBuilder->new( - fields => [qw{do sid page subject body}], + fields => [qw{do sid page subject editcontent type author url}], charset => 'utf-8', method => 'POST', - required => [qw{body}], + required => [qw{editcontent}], javascript => 0, params => $cgi, action => $config{cgiurl}, @@ -185,19 +301,49 @@ sub sessioncgi ($$) { #{{{ }); IkiWiki::decode_form_utf8($form); + my $type = $form->param('type'); + if (defined $type && length $type && $IkiWiki::hooks{htmlize}{$type}) { + $type = IkiWiki::possibly_foolish_untaint($type); + } + else { + $type = $config{default_pageext}; + } + my @page_types; + if (exists $IkiWiki::hooks{htmlize}) { + @page_types = grep { ! /^_/ } keys %{$IkiWiki::hooks{htmlize}}; + } + + my $allow_author = $config{comments_allowauthor}; + $form->field(name => 'do', type => 'hidden'); $form->field(name => 'sid', type => 'hidden', value => $session->id, force => 1); $form->field(name => 'page', type => 'hidden'); $form->field(name => 'subject', type => 'text', size => 72); - $form->field(name => 'body', type => 'textarea', rows => 5, - cols => 80); + $form->field(name => 'editcontent', type => 'textarea', rows => 10); + $form->field(name => "type", value => $type, force => 1, + type => 'select', options => \@page_types); + + $form->tmpl_param(username => $session->param('name')); + + if ($allow_author and ! defined $session->param('name')) { + $form->tmpl_param(allowauthor => 1); + $form->field(name => 'author', type => 'text', size => '40'); + $form->field(name => 'url', type => 'text', size => '40'); + } + else { + $form->tmpl_param(allowauthor => 0); + $form->field(name => 'author', type => 'hidden', value => '', + force => 1); + $form->field(name => 'url', type => 'hidden', value => '', + force => 1); + } # The untaint is OK (as in editpage) because we're about to pass # it to file_pruned anyway my $page = $form->field('page'); $page = IkiWiki::possibly_foolish_untaint($page); - if (!defined $page || !length $page || + if (! defined $page || ! length $page || IkiWiki::file_pruned($page, $config{srcdir})) { error(gettext("bad page name")); } @@ -239,27 +385,11 @@ sub sessioncgi ($$) { #{{{ $page)); } - IkiWiki::check_canedit($page . "[postcomment]", $cgi, $session); - - my ($authorurl, $author) = linkuser(getcgiuser($session)); - - my $body = $form->field('body') || ''; - $body =~ s/\r\n/\n/g; - $body =~ s/\r/\n/g; - $body .= "\n" if $body !~ /\n$/; - - unless ($allow_directives) { - # don't allow new-style directives at all - $body =~ s/(^|[^\\])\[\[!/$1[[!/g; - - # don't allow [[ unless it begins an old-style - # wikilink, if prefix_directives is off - $body =~ s/(^|[^\\])\[\[(?![^\n\s\]+]\]\])/$1[[!/g - unless $config{prefix_directives}; - } - - # FIXME: check that the wiki is locked right now, because - # if it's not, there are mad race conditions! + # Set a flag to indicate that we're posting a comment, + # so that postcomment() can tell it should match. + $postcomment=1; + IkiWiki::check_canedit($page, $cgi, $session); + $postcomment=0; # FIXME: rather a simplistic way to make the comments... my $i = 0; @@ -270,29 +400,47 @@ sub sessioncgi ($$) { #{{{ $location = "$page/${comments_pagename}${i}"; } while (-e "$config{srcdir}/$location._comment"); - my $anchor = "${comments_pagename}${i}"; + my $content = "[[!_comment format=$type\n"; - IkiWiki::run_hooks(sanitize => sub { - $body=shift->( - page => $location, - destpage => $location, - content => $body, - ); - }); + # FIXME: handling of double quotes probably wrong? + if (defined $session->param('name')) { + my $username = $session->param('name'); + $username =~ s/"/"/g; + $content .= " username=\"$username\"\n"; + } + elsif (defined $ENV{REMOTE_ADDR}) { + my $ip = $ENV{REMOTE_ADDR}; + if ($ip =~ m/^([.0-9]+)$/) { + $content .= " ip=\"$1\"\n"; + } + } - # In this template, the [[!meta]] directives should stay at the end, - # so that they will override anything the user specifies. (For - # instance, [[!meta author="I can fake the author"]]...) - my $content_tmpl = template('comments_comment.tmpl'); - $content_tmpl->param(author => $author); - $content_tmpl->param(authorurl => $authorurl); - $content_tmpl->param(subject => $form->field('subject')); - $content_tmpl->param(body => $body); - $content_tmpl->param(anchor => "$anchor"); - $content_tmpl->param(permalink => "$baseurl#$anchor"); - $content_tmpl->param(date => IkiWiki::formattime(time, "%X %x")); + if ($allow_author) { + my $author = $form->field('author'); + if (length $author) { + $author =~ s/"/"/g; + $content .= " claimedauthor=\"$author\"\n"; + } + my $url = $form->field('url'); + if (length $url) { + $url =~ s/"/"/g; + $content .= " url=\"$url\"\n"; + } + } - my $content = $content_tmpl->output; + my $subject = $form->field('subject'); + if (length $subject) { + $subject =~ s/"/"/g; + $content .= " subject=\"$subject\"\n"; + } + + $content .= " date=\"" . decode_utf8(strftime('%Y-%m-%dT%H:%M:%SZ', gmtime)) . "\"\n"; + + my $editcontent = $form->field('editcontent') || ''; + $editcontent =~ s/\r\n/\n/g; + $editcontent =~ s/\r/\n/g; + $editcontent =~ s/"/\\"/g; + $content .= " content=\"\"\"\n$editcontent\n\"\"\"]]\n"; # This is essentially a simplified version of editpage: # - the user does not control the page that's created, only the parent @@ -301,7 +449,7 @@ sub sessioncgi ($$) { #{{{ # - this means that if they do, rocks fall and everyone dies if ($form->submitted eq PREVIEW) { - my $preview = IkiWiki::htmlize($location, $page, 'mdwn', + my $preview = IkiWiki::htmlize($location, $page, '_comment', IkiWiki::linkify($page, $page, IkiWiki::preprocess($page, $page, IkiWiki::filter($location, @@ -316,8 +464,6 @@ sub sessioncgi ($$) { #{{{ $template->param(content => $preview); $template->param(title => $form->field('subject')); $template->param(ctime => displaytime(time)); - $template->param(author => $author); - $template->param(authorurl => $authorurl); $form->tmpl_param(page_preview => $template->output); } @@ -403,18 +549,16 @@ sub pagetemplate (@) { #{{{ } if ($shown) { - eval q{use IkiWiki::Plugin::inline}; - error($@) if $@; - - my @args = ( + $comments = IkiWiki::preprocess_inline( pages => "internal($page/${comments_pagename}*)", template => 'comments_display', show => 0, reverse => 'yes', page => $page, destpage => $params{destpage}, + feedfile => 'comments', + emptyfeeds => 'no', ); - $comments = IkiWiki::preprocess_inline(@args); } if (defined $comments && length $comments) { @@ -427,6 +571,26 @@ sub pagetemplate (@) { #{{{ $template->param(commenturl => $commenturl); } } + + if ($template->query(name => 'commentuser')) { + $template->param(commentuser => + $pagestate{$page}{comments}{commentuser}); + } + + if ($template->query(name => 'commentip')) { + $template->param(commentip => + $pagestate{$page}{comments}{commentip}); + } + + if ($template->query(name => 'commentauthor')) { + $template->param(commentauthor => + $pagestate{$page}{comments}{commentauthor}); + } + + if ($template->query(name => 'commentauthorurl')) { + $template->param(commentauthorurl => + $pagestate{$page}{comments}{commentauthorurl}); + } } # }}} package IkiWiki::PageSpec; @@ -435,7 +599,7 @@ sub match_postcomment ($$;@) { my $page = shift; my $glob = shift; - unless ($page =~ s/\[postcomment\]$//) { + if (! $postcomment) { return IkiWiki::FailReason->new("not posting a comment"); } return match_glob($page, $glob);