use warnings;
use strict;
-use IkiWiki;
+use IkiWiki 2.00;
use HTML::Entities;
use HTML::Parser;
use HTML::Tagset;
sub import { #{{{
hook(type => "getopt", id => "aggregate", call => \&getopt);
hook(type => "checkconfig", id => "aggregate", call => \&checkconfig);
- hook(type => "filter", id => "aggregate", call => \&filter);
+ hook(type => "needsbuild", id => "aggregate", call => \&needsbuild);
hook(type => "preprocess", id => "aggregate", call => \&preprocess);
hook(type => "delete", id => "aggregate", call => \&delete);
hook(type => "savestate", id => "aggregate", call => \&savestate);
} #}}}
sub checkconfig () { #{{{
- IkiWiki::lockwiki();
- loadstate();
- if ($config{aggregate}) {
- IkiWiki::loadindex();
- aggregate();
- expire();
- savestate();
+ if ($config{aggregate} && ! ($config{post_commit} &&
+ IkiWiki::commit_hook_enabled())) {
+ if (! IkiWiki::lockwiki(0)) {
+ debug("wiki is locked by another process, not aggregating");
+ exit 1;
+ }
+
+ # Fork a child process to handle the aggregation.
+ # The parent process will then handle building the result.
+ # This avoids messy code to clear state accumulated while
+ # aggregating.
+ defined(my $pid = fork) or error("Can't fork: $!");
+ if (! $pid) {
+ loadstate();
+ IkiWiki::loadindex();
+ aggregate();
+ expire();
+ savestate();
+ exit 0;
+ }
+ waitpid($pid,0);
+ if ($?) {
+ error "aggregation failed with code $?";
+ }
+
+ IkiWiki::unlockwiki();
}
- IkiWiki::unlockwiki();
} #}}}
-sub filter (@) { #{{{
- my %params=@_;
- my $page=$params{page};
-
- # Mark all feeds originating on this page as removable;
- # preprocess will unmark those that still exist.
- remove_feeds($page);
+sub needsbuild (@) { #{{{
+ my $needsbuild=shift;
+
+ loadstate(); # if not already loaded
- return $params{content};
+ foreach my $feed (values %feeds) {
+ if (grep { $_ eq $pagesources{$feed->{sourcepage}} } @$needsbuild) {
+ # Mark all feeds originating on this page as removable;
+ # preprocess will unmark those that still exist.
+ remove_feeds($feed->{sourcepage});
+ }
+ }
} # }}}
sub preprocess (@) { #{{{
foreach my $required (qw{name url}) {
if (! exists $params{$required}) {
- return "[[".sprintf(gettext("aggregate plugin missing %s parameter"), $required)."]]";
+ return "[[aggregate ".sprintf(gettext("missing %s parameter"), $required)."]]";
}
}
}
} #}}}
+my $state_loaded=0;
sub loadstate () { #{{{
+ return if $state_loaded;
+ $state_loaded=1;
if (-e "$config{wikistatedir}/aggregate") {
- open (IN, "$config{wikistatedir}/aggregate" ||
- die "$config{wikistatedir}/aggregate: $!");
+ open(IN, "$config{wikistatedir}/aggregate") ||
+ die "$config{wikistatedir}/aggregate: $!";
while (<IN>) {
$_=IkiWiki::possibly_foolish_untaint($_);
chomp;
} #}}}
sub savestate () { #{{{
+ return unless $state_loaded;
eval q{use HTML::Entities};
error($@) if $@;
- open (OUT, ">$config{wikistatedir}/aggregate" ||
- die "$config{wikistatedir}/aggregate: $!");
+ my $newfile="$config{wikistatedir}/aggregate.new";
+ my $cleanup = sub { unlink($newfile) };
+ open (OUT, ">$newfile") || error("open $newfile: $!", $cleanup);
foreach my $data (values %feeds, values %guids) {
if ($data->{remove}) {
if ($data->{name}) {
}
}
else {
- unlink pagefile($data->{page});
+ unlink pagefile($data->{page})
+ if exists $data->{page};
}
next;
}
push @line, "$field=".$data->{$field};
}
}
- print OUT join(" ", @line)."\n";
+ print OUT join(" ", @line)."\n" || error("write $newfile: $!", $cleanup);
}
- close OUT;
+ close OUT || error("save $newfile: $!", $cleanup);
+ rename($newfile, "$config{wikistatedir}/aggregate") ||
+ error("rename $newfile: $!", $cleanup);
} #}}}
sub expire () { #{{{
foreach my $feed (values %feeds) {
next unless $feed->{expireage} || $feed->{expirecount};
my $count=0;
+ my %seen;
foreach my $item (sort { $IkiWiki::pagectime{$b->{page}} <=> $IkiWiki::pagectime{$a->{page}} }
grep { exists $_->{page} && $_->{feed} eq $feed->{name} && $IkiWiki::pagectime{$_->{page}} }
values %guids) {
my $days_old = (time - $IkiWiki::pagectime{$item->{page}}) / 60 / 60 / 24;
if ($days_old > $feed->{expireage}) {
debug(sprintf(gettext("expiring %s (%s days old)"),
- $item->{page}, $days_old));
+ $item->{page}, int($days_old)));
$item->{expired}=1;
}
}
$item->{expired}=1;
}
else {
- $count++;
+ if (! $seen{$item->{page}}) {
+ $seen{$item->{page}}=1;
+ $count++;
+ }
}
}
}
sub aggregate () { #{{{
eval q{use XML::Feed};
error($@) if $@;
+ eval q{use URI::Fetch};
+ error($@) if $@;
eval q{use HTML::Entities};
error($@) if $@;
time - $feed->{lastupdate} >= $feed->{updateinterval};
$feed->{lastupdate}=time;
$feed->{newposts}=0;
+ $feed->{message}=sprintf(gettext("processed ok at %s"),
+ displaytime($feed->{lastupdate}));
+ $feed->{error}=0;
$IkiWiki::forcerebuild{$feed->{sourcepage}}=1;
debug(sprintf(gettext("checking feed %s ..."), $feed->{name}));
if (! length $feed->{feedurl}) {
my @urls=XML::Feed->find_feeds($feed->{url});
if (! @urls) {
- $feed->{message}=sprintf(gettext("could not find feed at %s"), $feed->{feedurl});
+ $feed->{message}=sprintf(gettext("could not find feed at %s"), $feed->{url});
$feed->{error}=1;
debug($feed->{message});
next;
}
$feed->{feedurl}=pop @urls;
}
- my $f=eval{XML::Feed->parse(URI->new($feed->{feedurl}))};
+ my $res=URI::Fetch->fetch($feed->{feedurl});
+ if (! $res) {
+ $feed->{message}=URI::Fetch->errstr;
+ $feed->{error}=1;
+ debug($feed->{message});
+ next;
+ }
+ if ($res->status == URI::Fetch::URI_GONE()) {
+ $feed->{message}=gettext("feed not found");
+ $feed->{error}=1;
+ debug($feed->{message});
+ next;
+ }
+ my $content=$res->content;
+ my $f=eval{XML::Feed->parse(\$content)};
+ if ($@) {
+ # One common cause of XML::Feed crashing is a feed
+ # that contains invalid UTF-8 sequences. Convert
+ # feed to ascii to try to work around.
+ $feed->{message}.=" ".sprintf(gettext("(invalid UTF-8 stripped from feed)"));
+ $content=Encode::decode_utf8($content);
+ $f=eval{XML::Feed->parse(\$content)};
+ }
+ if ($@) {
+ # Another possibility is badly escaped entities.
+ $feed->{message}.=" ".sprintf(gettext("(feed entities escaped)"));
+ $content=~s/\&(?!amp)(\w+);/&$1;/g;
+ $content=Encode::decode_utf8($content);
+ $f=eval{XML::Feed->parse(\$content)};
+ }
if ($@) {
$feed->{message}=gettext("feed crashed XML::Feed!")." ($@)";
$feed->{error}=1;
foreach my $entry ($f->entries) {
add_page(
feed => $feed,
+ copyright => $f->copyright,
title => defined $entry->title ? decode_entities($entry->title) : "untitled",
link => $entry->link,
- content => $entry->content->body,
+ content => defined $entry->content->body ? $entry->content->body : "",
guid => defined $entry->id ? $entry->id : time."_".$feed->name,
ctime => $entry->issued ? ($entry->issued->epoch || time) : time,
);
}
-
- $feed->{message}=sprintf(gettext("processed ok at %s"),
- displaytime($feed->{lastupdate}));
- $feed->{error}=0;
}
} #}}}
# Make sure that the file name isn't too long.
# NB: This doesn't check for path length limits.
- eval q{use POSIX};
my $max=POSIX::pathconf($config{srcdir}, &POSIX::_PC_NAME_MAX);
- if (defined $max && length(htmlpage($page)) >= $max) {
+ if (defined $max && length(htmlfn($page)) >= $max) {
$c="";
$page=$feed->{dir}."/item";
while (exists $IkiWiki::pagecase{lc $page.$c} ||
$template->param(content => htmlescape(htmlabs($params{content}, $feed->{feedurl})));
$template->param(name => $feed->{name});
$template->param(url => $feed->{url});
+ $template->param(copyright => $params{copyright})
+ if defined $params{copyright} && length $params{copyright};
$template->param(permalink => urlabs($params{link}, $feed->{feedurl}))
if defined $params{link};
if (ref $feed->{tags}) {
$template->param(tags => [map { tag => $_ }, @{$feed->{tags}}]);
}
- writefile(htmlpage($guid->{page}), $config{srcdir},
+ writefile(htmlfn($guid->{page}), $config{srcdir},
$template->output);
# Set the mtime, this lets the build process get the right creation
# time on record for the new page.
- utime $mtime, $mtime, pagefile($guid->{page}) if defined $mtime;
+ utime $mtime, $mtime, pagefile($guid->{page})
+ if defined $mtime && $mtime <= time;
} #}}}
sub htmlescape ($) { #{{{
sub pagefile ($) { #{{{
my $page=shift;
- return "$config{srcdir}/".htmlpage($page);
+ return "$config{srcdir}/".htmlfn($page);
+} #}}}
+
+sub htmlfn ($) { #{{{
+ return shift().".".$config{htmlext};
} #}}}
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