X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/df30eda283e4fdb6945508e17ca48ae21528596c..8a6a0673339c00480d49513eb0e3db83a9c7ce9c:/IkiWiki/Plugin/aggregate.pm?ds=inline
diff --git a/IkiWiki/Plugin/aggregate.pm b/IkiWiki/Plugin/aggregate.pm
index 23428cb0e..eb5067d9f 100644
--- a/IkiWiki/Plugin/aggregate.pm
+++ b/IkiWiki/Plugin/aggregate.pm
@@ -4,43 +4,47 @@ package IkiWiki::Plugin::aggregate;
use warnings;
use strict;
-use IkiWiki;
+use IkiWiki 2.00;
use HTML::Entities;
use HTML::Parser;
use HTML::Tagset;
use URI;
+use open qw{:utf8 :std};
my %feeds;
my %guids;
sub import { #{{{
- IkiWiki::hook(type => "getopt", id => "aggregate",
- call => \&getopt);
- IkiWiki::hook(type => "checkconfig", id => "aggregate",
- call => \&checkconfig);
- IkiWiki::hook(type => "filter", id => "aggregate",
- call => \&filter);
- IkiWiki::hook(type => "preprocess", id => "aggregate",
- call => \&preprocess);
- IkiWiki::hook(type => "delete", id => "aggregate",
- call => \&delete);
- IkiWiki::hook(type => "savestate", id => "aggregate",
- call => \&savestate);
+ hook(type => "getopt", id => "aggregate", call => \&getopt);
+ hook(type => "checkconfig", id => "aggregate", call => \&checkconfig);
+ hook(type => "filter", id => "aggregate", call => \&filter);
+ hook(type => "preprocess", id => "aggregate", call => \&preprocess);
+ hook(type => "delete", id => "aggregate", call => \&delete);
+ hook(type => "savestate", id => "aggregate", call => \&savestate);
} # }}}
sub getopt () { #{{{
eval q{use Getopt::Long};
+ error($@) if $@;
Getopt::Long::Configure('pass_through');
- GetOptions("aggregate" => \$IkiWiki::config{aggregate});
+ GetOptions("aggregate" => \$config{aggregate});
} #}}}
sub checkconfig () { #{{{
- if ($IkiWiki::config{aggregate}) {
- IkiWiki::lockwiki();
+ 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;
+ }
+
loadstate();
IkiWiki::loadindex();
aggregate();
+ expire();
savestate();
+ clearstate();
+
IkiWiki::unlockwiki();
}
} #}}}
@@ -49,6 +53,7 @@ sub filter (@) { #{{{
my %params=@_;
my $page=$params{page};
+ loadstate(); # if not already loaded
# Mark all feeds originating on this page as removable;
# preprocess will unmark those that still exist.
remove_feeds($page);
@@ -61,7 +66,7 @@ sub preprocess (@) { #{{{
foreach my $required (qw{name url}) {
if (! exists $params{$required}) {
- return "[[aggregate plugin missing $required parameter]]";
+ return "[[aggregate ".sprintf(gettext("missing %s parameter"), $required)."]]";
}
}
@@ -78,17 +83,19 @@ sub preprocess (@) { #{{{
$feed->{url}=$params{url};
my $dir=exists $params{dir} ? $params{dir} : $params{page}."/".IkiWiki::titlepage($params{name});
$dir=~s/^\/+//;
- ($dir)=$dir=~/$IkiWiki::config{wiki_file_regexp}/;
+ ($dir)=$dir=~/$config{wiki_file_regexp}/;
$feed->{dir}=$dir;
$feed->{feedurl}=defined $params{feedurl} ? $params{feedurl} : "";
$feed->{updateinterval}=defined $params{updateinterval} ? $params{updateinterval} * 60 : 15 * 60;
$feed->{expireage}=defined $params{expireage} ? $params{expireage} : 0;
$feed->{expirecount}=defined $params{expirecount} ? $params{expirecount} : 0;
delete $feed->{remove};
+ delete $feed->{expired};
$feed->{lastupdate}=0 unless defined $feed->{lastupdate};
$feed->{numposts}=0 unless defined $feed->{numposts};
$feed->{newposts}=0 unless defined $feed->{newposts};
- $feed->{message}="new feed" unless defined $feed->{message};
+ $feed->{message}=gettext("new feed") unless defined $feed->{message};
+ $feed->{error}=0 unless defined $feed->{error};
$feed->{tags}=[];
while (@_) {
my $key=shift;
@@ -99,8 +106,12 @@ sub preprocess (@) { #{{{
}
return "{url}."\">".$feed->{name}.": ".
- "".$feed->{message}." (".$feed->{numposts}.
- " stored posts; ".$feed->{newposts}." new)";
+ ($feed->{error} ? "" : "").$feed->{message}.
+ ($feed->{error} ? "" : "").
+ " (".$feed->{numposts}." ".gettext("posts").
+ ($feed->{newposts} ? "; ".$feed->{newposts}.
+ " ".gettext("new") : "").
+ ")";
} # }}}
sub delete (@) { #{{{
@@ -108,15 +119,17 @@ sub delete (@) { #{{{
# Remove feed data for removed pages.
foreach my $file (@files) {
- my $page=IkiWiki::pagename($file);
+ my $page=pagename($file);
remove_feeds($page);
}
} #}}}
+my $state_loaded=0;
sub loadstate () { #{{{
- if (-e "$IkiWiki::config{wikistatedir}/aggregate") {
- open (IN, "$IkiWiki::config{wikistatedir}/aggregate" ||
- die "$IkiWiki::config{wikistatedir}/aggregate: $!");
+ return if $state_loaded;
+ if (-e "$config{wikistatedir}/aggregate") {
+ open (IN, "$config{wikistatedir}/aggregate" ||
+ die "$config{wikistatedir}/aggregate: $!");
while () {
$_=IkiWiki::possibly_foolish_untaint($_);
chomp;
@@ -144,14 +157,19 @@ sub loadstate () { #{{{
}
close IN;
+
+ $state_loaded=1;
}
} #}}}
sub savestate () { #{{{
eval q{use HTML::Entities};
- die $@ if $@;
- open (OUT, ">$IkiWiki::config{wikistatedir}/aggregate" ||
- die "$IkiWiki::config{wikistatedir}/aggregate: $!");
+ error($@) if $@;
+ my $newfile="$config{wikistatedir}/aggregate.new";
+ # TODO: This cleanup function could use improvement. Any newly
+ # aggregated files are left behind unrecorded, and should be deleted.
+ my $cleanup = sub { unlink($newfile) };
+ open (OUT, ">$newfile") || error("open $newfile: $!", $cleanup);
foreach my $data (values %feeds, values %guids) {
if ($data->{remove}) {
if ($data->{name}) {
@@ -166,6 +184,11 @@ sub savestate () { #{{{
}
next;
}
+ elsif ($data->{expired} && exists $data->{page}) {
+ unlink pagefile($data->{page});
+ delete $data->{page};
+ delete $data->{md5};
+ }
my @line;
foreach my $field (keys %$data) {
@@ -180,44 +203,109 @@ sub savestate () { #{{{
push @line, "$field=".$data->{$field};
}
}
- print OUT join(" ", @line)."\n";
+ print OUT join(" ", @line)."\n" || error("write $newfile: $!", $cleanup);
+ }
+ close OUT || error("save $newfile: $!", $cleanup);
+ rename($newfile, "$config{wikistatedir}/aggregate") ||
+ error("rename $newfile: $!", $cleanup);
+} #}}}
+
+sub clearstate () { #{{{
+ %feeds=();
+ %guids=();
+ $state_loaded=0;
+} #}}}
+
+sub expire () { #{{{
+ foreach my $feed (values %feeds) {
+ next unless $feed->{expireage} || $feed->{expirecount};
+ my $count=0;
+ foreach my $item (sort { $IkiWiki::pagectime{$b->{page}} <=> $IkiWiki::pagectime{$a->{page}} }
+ grep { exists $_->{page} && $_->{feed} eq $feed->{name} && $IkiWiki::pagectime{$_->{page}} }
+ values %guids) {
+ if ($feed->{expireage}) {
+ 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));
+ $item->{expired}=1;
+ }
+ }
+ elsif ($feed->{expirecount} &&
+ $count >= $feed->{expirecount}) {
+ debug(sprintf(gettext("expiring %s"), $item->{page}));
+ $item->{expired}=1;
+ }
+ else {
+ $count++;
+ }
+ }
}
- close OUT;
} #}}}
sub aggregate () { #{{{
eval q{use XML::Feed};
- die $@ if $@;
+ error($@) if $@;
+ eval q{use URI::Fetch};
+ error($@) if $@;
eval q{use HTML::Entities};
- die $@ if $@;
+ error($@) if $@;
foreach my $feed (values %feeds) {
- next unless $IkiWiki::config{rebuild} ||
+ next unless $config{rebuild} ||
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;
- IkiWiki::debug("checking feed ".$feed->{name}." ...");
+ debug(sprintf(gettext("checking feed %s ..."), $feed->{name}));
if (! length $feed->{feedurl}) {
my @urls=XML::Feed->find_feeds($feed->{url});
if (! @urls) {
- $feed->{message}="could not find feed at ".$feed->{feedurl};
- IkiWiki::debug($feed->{message});
+ $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 $f=eval{XML::Feed->parse(\$content)};
if ($@) {
- $feed->{message}="feed crashed XML::Feed! $@";
- IkiWiki::debug($feed->{message});
+ # 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);
+ $f=eval{XML::Feed->parse(\$content)};
+ }
+ if ($@) {
+ $feed->{message}=gettext("feed crashed XML::Feed!")." ($@)";
+ $feed->{error}=1;
+ debug($feed->{message});
next;
}
if (! $f) {
$feed->{message}=XML::Feed->errstr;
- IkiWiki::debug($feed->{message});
+ $feed->{error}=1;
+ debug($feed->{message});
next;
}
@@ -226,16 +314,12 @@ sub aggregate () { #{{{
feed => $feed,
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}="processed ok";
}
-
- # TODO: expiry
} #}}}
sub add_page (@) { #{{{
@@ -247,6 +331,7 @@ sub add_page (@) { #{{{
if (exists $guids{$params{guid}}) {
# updating an existing post
$guid=$guids{$params{guid}};
+ return if $guid->{expired};
}
else {
# new post
@@ -262,17 +347,30 @@ sub add_page (@) { #{{{
# directory name or trigger ".." disallowing code.
$page=~s!([/.])!"__".ord($1)."__"!eg;
$page=$feed->{dir}."/".$page;
- ($page)=$page=~/$IkiWiki::config{wiki_file_regexp}/;
+ ($page)=$page=~/$config{wiki_file_regexp}/;
if (! defined $page || ! length $page) {
$page=$feed->{dir}."/item";
}
my $c="";
- while (exists $IkiWiki::pagecase{lc $page} ||
+ while (exists $IkiWiki::pagecase{lc $page.$c} ||
-e pagefile($page.$c)) {
$c++
}
+
+ # Make sure that the file name isn't too long.
+ # NB: This doesn't check for path length limits.
+ my $max=POSIX::pathconf($config{srcdir}, &POSIX::_PC_NAME_MAX);
+ if (defined $max && length(htmlfn($page)) >= $max) {
+ $c="";
+ $page=$feed->{dir}."/item";
+ while (exists $IkiWiki::pagecase{lc $page.$c} ||
+ -e pagefile($page.$c)) {
+ $c++
+ }
+ }
+
$guid->{page}=$page;
- IkiWiki::debug("creating new page $page");
+ debug(sprintf(gettext("creating new page %s"), $page));
}
$guid->{feed}=$feed->{name};
@@ -280,13 +378,14 @@ sub add_page (@) { #{{{
# to avoid unneccessary rebuilding. The mtime from rss cannot be
# trusted; let's use a digest.
eval q{use Digest::MD5 'md5_hex'};
+ error($@) if $@;
require Encode;
my $digest=md5_hex(Encode::encode_utf8($params{content}));
- return unless ! exists $guid->{md5} || $guid->{md5} ne $digest || $IkiWiki::config{rebuild};
+ return unless ! exists $guid->{md5} || $guid->{md5} ne $digest || $config{rebuild};
$guid->{md5}=$digest;
# Create the page.
- my $template=IkiWiki::template("aggregatepost.tmpl", blind_cache => 1);
+ my $template=template("aggregatepost.tmpl", blind_cache => 1);
$template->param(title => $params{title})
if defined $params{title} && length($params{title});
$template->param(content => htmlescape(htmlabs($params{content}, $feed->{feedurl})));
@@ -297,7 +396,7 @@ sub add_page (@) { #{{{
if (ref $feed->{tags}) {
$template->param(tags => [map { tag => $_ }, @{$feed->{tags}}]);
}
- IkiWiki::writefile(IkiWiki::htmlpage($guid->{page}), $IkiWiki::config{srcdir},
+ writefile(htmlfn($guid->{page}), $config{srcdir},
$template->output);
# Set the mtime, this lets the build process get the right creation
@@ -323,7 +422,7 @@ sub htmlabs ($$) { #{{{
# Convert links in html from relative to absolute.
# Note that this is a heuristic, which is not specified by the rss
# spec and may not be right for all feeds. Also, see Debian
- # bug #XXXX TODO: get bug.
+ # bug #381359.
my $html=shift;
my $urlbase=shift;
@@ -372,7 +471,11 @@ sub remove_feeds () { #{{{
sub pagefile ($) { #{{{
my $page=shift;
- return "$IkiWiki::config{srcdir}/".IkiWiki::htmlpage($page);
+ return "$config{srcdir}/".htmlfn($page);
+} #}}}
+
+sub htmlfn ($) { #{{{
+ return shift().".html";
} #}}}
1