125 lines
4.5 KiB
PHP
125 lines
4.5 KiB
PHP
<?php
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/**
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* Data class for counting greetings
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*
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* PHP version 5
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*
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* @category Data
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2009, StatusNet, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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require_once INSTALLDIR . '/classes/Memcached_DataObject.php';
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/**
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* Data class for counting greetings
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*
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* We use the DB_DataObject framework for data classes in StatusNet. Each
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* table maps to a particular data class, making it easier to manipulate
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* data.
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*
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* Data classes should extend Memcached_DataObject, the (slightly misnamed)
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* extension of DB_DataObject that provides caching, internationalization,
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* and other bits of good functionality to StatusNet-specific data classes.
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*
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* @category Action
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* @see DB_DataObject
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*/
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class User_greeting_count extends Managed_DataObject
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{
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public $__table = 'user_greeting_count'; // table name
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public $user_id; // int(4) primary_key not_null
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public $greeting_count; // int(4)
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public $created; // datetime() not_null
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public $modified; // datetime not_null default_0000-00-00%2000%3A00%3A00
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public static function schemaDef()
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{
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return array(
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'fields' => array(
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'user_id' => array('type' => 'int', 'not null' => true, 'description' => 'user id'),
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'greeting_count' => array('type' => 'int', 'not null' => true, 'description' => 'the greeting count'),
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'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
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'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
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),
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'primary key' => array('user_id'),
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'foreign keys' => array(
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'user_greeting_count_user_id_fkey' => array('user', array('user_id' => 'id')),
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),
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);
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}
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/**
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* Increment a user's greeting count and return instance
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*
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* This method handles the ins and outs of creating a new greeting_count for a
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* user or fetching the existing greeting count and incrementing its value.
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*
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* @param integer $user_id ID of the user to get a count for
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*
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* @return User_greeting_count instance for this user, with count already incremented.
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*/
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static function inc($user_id)
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{
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$gc = User_greeting_count::getKV('user_id', $user_id);
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if (empty($gc)) {
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$gc = new User_greeting_count();
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$gc->user_id = $user_id;
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$gc->greeting_count = 1;
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$result = $gc->insert();
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if (!$result) {
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// TRANS: Exception thrown when the user greeting count could not be saved in the database.
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// TRANS: %d is a user ID (number).
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throw new Exception(sprintf(_m('Could not save new greeting count for %d.'),
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$user_id));
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}
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} else {
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$orig = clone($gc);
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$gc->greeting_count++;
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$result = $gc->update($orig);
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if (!$result) {
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// TRANS: Exception thrown when the user greeting count could not be saved in the database.
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// TRANS: %d is a user ID (number).
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throw new Exception(sprintf(_m('Could not increment greeting count for %d.'),
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$user_id));
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}
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}
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return $gc;
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}
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}
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