Committer: ailyin
LJINT-362 (Comments for side projects); [tags: aralot]A trunk/bin/worker/partner-sites A trunk/cgi-bin/LJ/Hooks/PartnerSites.pm U trunk/cgi-bin/LJ/PartnerSite.pm
Added: trunk/bin/worker/partner-sites
===================================================================
--- trunk/bin/worker/partner-sites (rev 0)
+++ trunk/bin/worker/partner-sites 2011-01-21 10:33:23 UTC (rev 9934)
@@ -0,0 +1,63 @@
+#!/usr/bin/perl
+use strict;
+use warnings;
+
+use lib "$ENV{'LJHOME'}/cgi-bin";
+require 'ljlib.pl';
+use LJ::NewWorker::TheSchwartz;
+
+package LJ::Worker::PartnerSites;
+use base qw( LJ::NewWorker::TheSchwartz );
+
+sub capabilities {
+ return qw(
+ LJ::Worker::PartnerSites::SyncCommentsCount
+ );
+}
+
+__PACKAGE__->start;
+
+package LJ::Worker::PartnerSites::SyncCommentsCount;
+use base qw( TheSchwartz::Worker );
+
+sub work {
+ my ( $class, $job ) = @_;
+
+ my $arg = $job->arg;
+
+ my $journal = LJ::load_userid( $arg->{'journalid'} );
+ die 'could not load journal #' . $arg->{'journalid'}
+ unless $journal;
+
+ my $entry = LJ::Entry->new( $journal, 'jitemid' => $arg->{'jitemid'} );
+ die 'could not find entry with jitemid=' . $arg->{'jitemid'} .
+ ' in ' . $journal->username
+ unless $entry and $entry->valid;
+
+ my $partner
+ = LJ::PartnerSite->find_by_journal_username( $journal->username );
+ die 'could not find partner for ' . $journal->username
+ unless $partner;
+
+ unless ( $partner->needs_sync_comments_count ) {
+ warn $partner->name .
+ ' doesn\'t need to sync comments count, skipping';
+
+ return $job->completed;
+ }
+
+ my $url = $partner->sync_comments_url_from_entry($entry);
+ my $ua = LJ::get_useragent( 'role' => 'partners-sync-comments-count' );
+
+ my $res = $ua->get($url);
+
+ unless ( $res->is_success ) {
+ die 'failed to ping ' . $partner->name .
+ ' about ' . $entry->url . '; ' .
+ 'error code: ' . $res->status_line;
+ }
+
+ return $job->completed;
+}
+
+1;
Property changes on: trunk/bin/worker/partner-sites
___________________________________________________________________
Added: svn:executable
+ *
Added: trunk/cgi-bin/LJ/Hooks/PartnerSites.pm
===================================================================
--- trunk/cgi-bin/LJ/Hooks/PartnerSites.pm (rev 0)
+++ trunk/cgi-bin/LJ/Hooks/PartnerSites.pm 2011-01-21 10:33:23 UTC (rev 9934)
@@ -0,0 +1,30 @@
+package LJ::Hooks::PartnerSites;
+use strict;
+use warnings;
+
+use LJ::PartnerSite;
+
+LJ::register_hook( 'replycount_change' => sub {
+ my ( $entry ) = @_;
+
+ my $journal = $entry->journal;
+
+ my $partner
+ = LJ::PartnerSite->find_by_journal_username( $journal->username );
+
+ return unless $partner && $partner->needs_sync_comments_count;
+
+ my $sclient = LJ::theschwartz();
+ my $job = TheSchwartz::Job->new(
+ 'funcname' => 'LJ::Worker::PartnerSites::SyncCommentsCount',
+ 'arg' => {
+ 'journalid' => $journal->userid,
+ 'jitemid' => $entry->jitemid,
+ },
+ );
+ $sclient->insert($job);
+
+ warn "here";
+});
+
+1;
Modified: trunk/cgi-bin/LJ/PartnerSite.pm
===================================================================
--- trunk/cgi-bin/LJ/PartnerSite.pm 2011-01-21 07:26:22 UTC (rev 9933)
+++ trunk/cgi-bin/LJ/PartnerSite.pm 2011-01-21 10:33:23 UTC (rev 9934)
@@ -177,6 +177,18 @@
disabled: disable this partner; when this is true, all calls to
find_entry_by_docid return undef
+=item *
+
+dochash_salt: a salt needed to calculate dochashes (that are essentially
+signatures in cross-server communication)
+
+=item *
+
+sync_comments_count_url_pattern: a URL which we should ping every time
+comment count to an entry in the partner's journal is updated. This is a
+pattern, and [[docid]], [[dochash]], and [[count]] are replaced with the
+actual values.
+
=back
=cut
@@ -184,7 +196,8 @@
__PACKAGE__->mk_accessors qw( id name journal_username journalid journal
api_key domain link_pattern custom_css_url
xdreceiver_url rate_limits encoding
- mapping_locked disabled );
+ mapping_locked disabled dochash_salt
+ sync_comments_count_url_pattern );
### CLASS METHODS ###
@@ -490,16 +503,18 @@
}
function checkDomain(href, trustedDomains) {
- var currentDomain = href.match(] .q{/(http\:\/\/)(?:www\.)?([^\/]*)/} . qq[)[2];
+ var currentDomain = href.match(] .q{/(http\:\/\/)([^\/]*)/} . qq[)[2].split('.').slice(-2).join('.'),
+ currentRegExp = new RegExp(currentDomain.replace('.', '\\.') + '\$');
for (var i = 0, l = trustedDomains.length; i < l; i++) {
- if (trustedDomains[i] == currentDomain) {
+ if (trustedDomains[i].search(currentRegExp) != -1) {
return true;
}
}
return false;
}
+
</script>
];
} elsif ( $opts->{'mode'} eq 'jsonp' ) {
@@ -517,10 +532,11 @@
}
function checkDomain(href, trustedDomains) {
- var currentDomain = href.match(] .q{/(http\:\/\/)(?:www\.)?([^\/]*)/} . qq[)[2];
+ var currentDomain = href.match(] .q{/(http\:\/\/)([^\/]*)/} . qq[)[2].split('.').slice(-2).join('.'),
+ currentRegExp = new RegExp(currentDomain.replace('.', '\\.') + '\$');
for (var i = 0, l = trustedDomains.length; i < l; i++) {
- if (trustedDomains[i] == currentDomain) {
+ if (trustedDomains[i].search(currentRegExp) != -1) {
return true;
}
}
@@ -843,6 +859,58 @@
};
}
+=item *
+
+$partner->needs_sync_comments_count: returns a boolean value indicating
+whether we need to ping the partner's site to notify them of any changes
+of comments count to their entries
+
+=cut
+
+sub needs_sync_comments_count {
+ my ($self) = @_;
+
+ return $self->sync_comments_count_url_pattern ? 1 : 0;
+}
+
+=item *
+
+$partner->calculate_dochash($docid): calculate a message signature
+for the given docid by concatenating it with the partner-specific
+salt string and then computing Digest::MD5::md5_hex
+
+=cut
+
+sub calculate_dochash {
+ my ( $self, $docid ) = @_;
+
+ return Digest::MD5::md5_hex( $docid . $self->dochash_salt );
+}
+
+=item *
+
+$partner->sync_comments_url_from_entry($entry): return the URL we need
+to ping to notify the partner that comment count to $entry has changed.
+
+=cut
+
+sub sync_comments_url_from_entry {
+ my ( $self, $entry ) = @_;
+
+ my $docid = $self->docid_from_entry($entry);
+ $docid ||= '';
+
+ my $dochash = $self->calculate_dochash($docid);
+ my $count = $entry->reply_count;
+
+ my $url = $self->sync_comments_count_url_pattern;
+ $url =~ s/\Q[[docid]]\E/$docid/g;
+ $url =~ s/\Q[[dochash]]\E/$dochash/g;
+ $url =~ s/\Q[[count]]\E/$count/g;
+
+ return $url;
+}
+
=back
=cut
