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Save notice-to-status mapping in its own table

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Introduce a table mapping notices to Twitter statuses. Initialize
this table at checkSchema() time. Save the mapping when we push
or pull statuses. Use the table to determine if a notice has a
Twitter equivalent.
This commit is contained in:
Evan Prodromou 2010-09-04 23:45:55 -04:00
parent 4aca91d05d
commit 16b219f1ef
4 changed files with 236 additions and 17 deletions
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166
plugins/TwitterBridge/Notice_to_status.php Normal file
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@ -0,0 +1,166 @@
<?php
/**
* Data class for remembering notice-to-status mappings
*
* PHP version 5
*
* @category Data
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('STATUSNET')) {
exit(1);
}
require_once INSTALLDIR . '/classes/Memcached_DataObject.php';
/**
* Data class for mapping notices to statuses
*
* Notices flow back and forth between Twitter and StatusNet. We use this
* table to remember which StatusNet notice corresponds to which Twitter
* status.
*
* Note that notice_id is unique only within a single database; if you
* want to share this data for some reason, get the notice's URI and use
* that instead, since it's universally unique.
*
* @category Action
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://status.net/
*
* @see DB_DataObject
*/
class Notice_to_status extends Memcached_DataObject
{
public $__table = 'notice_to_status'; // table name
public $notice_id; // int(4) primary_key not_null
public $status_id; // int(4)
public $created; // datetime
/**
* Get an instance by key
*
* This is a utility method to get a single instance with a given key value.
*
* @param string $k Key to use to lookup
* @param mixed $v Value to lookup
*
* @return Notice_to_status object found, or null for no hits
*
*/
function staticGet($k, $v=null)
{
return Memcached_DataObject::staticGet('Notice_to_status', $k, $v);
}
/**
* return table definition for DB_DataObject
*
* DB_DataObject needs to know something about the table to manipulate
* instances. This method provides all the DB_DataObject needs to know.
*
* @return array array of column definitions
*/
function table()
{
return array('notice_id' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
'status_id' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
'created' => DB_DATAOBJECT_STR + DB_DATAOBJECT_DATE + DB_DATAOBJECT_TIME + DB_DATAOBJECT_NOTNULL);
}
/**
* return key definitions for DB_DataObject
*
* DB_DataObject needs to know about keys that the table has, since it
* won't appear in StatusNet's own keys list. In most cases, this will
* simply reference your keyTypes() function.
*
* @return array list of key field names
*/
function keys()
{
return array_keys($this->keyTypes());
}
/**
* return key definitions for Memcached_DataObject
*
* Our caching system uses the same key definitions, but uses a different
* method to get them. This key information is used to store and clear
* cached data, so be sure to list any key that will be used for static
* lookups.
*
* @return array associative array of key definitions, field name to type:
* 'K' for primary key: for compound keys, add an entry for each component;
* 'U' for unique keys: compound keys are not well supported here.
*/
function keyTypes()
{
return array('notice_id' => 'K', 'status_id' => 'U');
}
/**
* Magic formula for non-autoincrementing integer primary keys
*
* If a table has a single integer column as its primary key, DB_DataObject
* assumes that the column is auto-incrementing and makes a sequence table
* to do this incrementation. Since we don't need this for our class, we
* overload this method and return the magic formula that DB_DataObject needs.
*
* @return array magic three-false array that stops auto-incrementing.
*/
function sequenceKey()
{
return array(false, false, false);
}
/**
* Save a mapping between a notice and a status
*
* @param integer $notice_id ID of the notice in StatusNet
* @param integer $status_id ID of the status in Twitter
*
* @return Notice_to_status new object for this value
*/
static function saveNew($notice_id, $status_id)
{
$n2s = new Notice_to_status();
$n2s->notice_id = $notice_id;
$n2s->status_id = $status_id;
$n2s->created = common_sql_now();
$n2s->insert();
return $n2s;
}
}

60
plugins/TwitterBridge/TwitterBridgePlugin.php
View File

@ -194,18 +194,21 @@ class TwitterBridgePlugin extends Plugin
*/
function onAutoload($cls)
{
$dir = dirname(__FILE__);
switch ($cls) {
case 'TwittersettingsAction':
case 'TwitterauthorizationAction':
case 'TwitterloginAction':
case 'TwitteradminpanelAction':
include_once INSTALLDIR . '/plugins/TwitterBridge/' .
strtolower(mb_substr($cls, 0, -6)) . '.php';
include_once $dir . '/' . strtolower(mb_substr($cls, 0, -6)) . '.php';
return false;
case 'TwitterOAuthClient':
case 'TwitterQueueHandler':
include_once INSTALLDIR . '/plugins/TwitterBridge/' .
strtolower($cls) . '.php';
include_once $dir . '/' . strtolower($cls) . '.php';
return false;
case 'Notice_to_status':
include_once $dir . '/' . $cls . '.php';
return false;
default:
return true;
@ -360,5 +363,52 @@ class TwitterBridgePlugin extends Plugin
}
}
}
/**
* Database schema setup
*
* We maintain a table mapping StatusNet notices to Twitter statuses
*
* @see Schema
* @see ColumnDef
*
* @return boolean hook value; true means continue processing, false means stop.
*/
function onCheckSchema()
{
$schema = Schema::get();
// For storing user-submitted flags on profiles
$schema->ensureTable('notice_to_status',
array(new ColumnDef('notice_id', 'integer', null,
false, 'PRI'),
new ColumnDef('status_id', 'integer', null,
false, 'UNI'),
new ColumnDef('created', 'datetime', null,
false)));
// We update any notices that may have come in from
// Twitter that we don't have a status_id for. Note that
// this won't catch notices that originated at this StatusNet site.
$n = new Notice();
$n->query('SELECT notice.id, notice.uri ' .
'FROM notice LEFT JOIN notice_to_status ' .
'ON notice.id = notice_to_status.notice_id ' .
'WHERE notice.source = "twitter"' .
'AND notice_to_status.status_id = NULL');
while ($n->fetch()) {
if (preg_match('#^http://twitter.com/[\w_.]+/status/(\d+)$#', $n->uri, $match)) {
$status_id = $match[1];
Notice_to_status::saveNew($n->id, $status_id);
}
}
return true;
}
}

2
plugins/TwitterBridge/daemons/twitterstatusfetcher.php
View File

@ -280,6 +280,7 @@ class TwitterStatusFetcher extends ParallelizingDaemon
array('repeat_of' => $original->id,
'uri' => $statusUri));
common_log(LOG_INFO, "Saved {$repeat->id} as a repeat of {$original->id}");
Notice_to_status::saveNew($repeat->id, $status->id);
return $repeat;
}
}
@ -338,6 +339,7 @@ class TwitterStatusFetcher extends ParallelizingDaemon
Event::handle('EndNoticeSave', array($notice));
}
Notice_to_status::saveNew($notice->id, $status->id);
$notice->blowOnInsert();
return $notice;

25
plugins/TwitterBridge/twitter.php
View File

@ -129,14 +129,9 @@ function is_twitter_bound($notice, $flink) {
function is_twitter_notice($id)
{
$notice = Notice::staticGet('id', $id);
$n2s = Notice_to_status::staticGet('notice_id', $id);
if (empty($notice)) {
// it's not any kind of notice, so it's definitely not a Twitter notice.
return false;
}
return ($notice->source == 'twitter');
return (!empty($n2s));
}
function broadcast_twitter($notice)
@ -166,6 +161,9 @@ function retweet_notice($flink, $notice)
try {
$status = $client->statusesRetweet($id);
if (!empty($status)) {
Notice_to_status::saveNew($notice->id, $status->id);
}
} catch (OAuthClientException $e) {
return process_error($e, $flink, $notice);
}
@ -173,12 +171,12 @@ function retweet_notice($flink, $notice)
function twitter_status_id($notice)
{
if ($notice->source == 'twitter' &&
preg_match('#^http://twitter.com/[\w_.]+/status/(\d+)$#', $notice->uri, $match)) {
return $match[1];
$n2s = Notice_to_status::staticGet('notice_id', $id);
if (empty($n2s)) {
return null;
} else {
return $n2s->status_id;
}
return null;
}
/**
@ -214,6 +212,9 @@ function broadcast_oauth($notice, $flink) {
try {
$status = $client->statusesUpdate($statustxt, $params);
if (!empty($status)) {
Notice_to_status::saveNew($notice->id, $status->id);
}
} catch (OAuthClientException $e) {
return process_error($e, $flink, $notice);
}