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EmailSummaryPlugin.php 5.88 KB
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<?php
/**
 * StatusNet - the distributed open-source microblogging tool
 * Copyright (C) 2010, StatusNet, Inc.
 *
 * Sends an email summary of the inbox to users in the network
 *
 * PHP version 5
 *
 * 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/>.
 *
 * @category  Sample
 * @package   StatusNet
 * @author    Evan Prodromou <evan@status.net>
 * @copyright 2010 StatusNet, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 * @link      http://status.net/
 */

if (!defined('STATUSNET')) {
    exit(1);
}

/**
 * Plugin for sending email summaries to users
 *
 * @category  Email
 * @package   StatusNet
 * @author    Brion Vibber <brionv@status.net>
 * @author    Evan Prodromou <evan@status.net>
 * @copyright 2010 StatusNet, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 * @link      http://status.net/
 */
class EmailSummaryPlugin extends Plugin
{
    /**
     * Database schema setup
     *
     * @return boolean hook value
     */
    function onCheckSchema()
    {
        $schema = Schema::get();

        // For storing user-submitted flags on profiles
        $schema->ensureTable('email_summary_status',
                             array(new ColumnDef('user_id', 'integer', null,
                                                 false, 'PRI'),
                                   new ColumnDef('send_summary', 'tinyint', null,
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                                                 false, null, 1),
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                                   new ColumnDef('last_summary_id', 'integer', null,
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                                                 true),
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                                   new ColumnDef('created', 'datetime', null,
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                                                 false),
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                                   new ColumnDef('modified', 'datetime', null,
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                                                 false),
                             )
        );
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        return true;
    }

    /**
     * Load related modules when needed
     *
     * @param string $cls Name of the class to be loaded
     *
     * @return boolean hook value; true means continue processing, false means stop.
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     *
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     */
    function onAutoload($cls)
    {
        $dir = dirname(__FILE__);

        switch ($cls)
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            {
            case 'SiteEmailSummaryHandler':
            case 'UserEmailSummaryHandler':
                include_once $dir . '/'.strtolower($cls).'.php';
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            return false;
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            case 'Email_summary_status':
                include_once $dir . '/'.$cls.'.php';
                return false;
            default:
                return true;
            }
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    }

    /**
     * Version info for this plugin
     *
     * @param array &$versions array of version data
     *
     * @return boolean hook value; true means continue processing, false means stop.
     */
    function onPluginVersion(&$versions)
    {
        $versions[] = array('name' => 'EmailSummary',
                            'version' => STATUSNET_VERSION,
                            'author' => 'Evan Prodromou',
                            'homepage' => 'http://status.net/wiki/Plugin:EmailSummary',
                            'rawdescription' =>
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                            // TRANS: Plugin description.
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                            _m('Send an email summary of the inbox to users.'));
        return true;
    }
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    /**
     * Register our queue handlers
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     *
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     * @param QueueManager $qm Current queue manager
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     *
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     * @return boolean hook value
     */
    function onEndInitializeQueueManager($qm)
    {
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        $qm->connect('sitesum', 'SiteEmailSummaryHandler');
        $qm->connect('usersum', 'UserEmailSummaryHandler');
        return true;
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    }
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    /**
     * Add a checkbox to turn off email summaries
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     *
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     * @param Action $action Action being executed (emailsettings)
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     *
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     * @return boolean hook value
     */
    function onEndEmailFormData($action)
    {
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        $user = common_current_user();
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        $action->elementStart('li');
        $action->checkbox('emailsummary',
                          // TRANS: Checkbox label in e-mail preferences form.
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                          _m('Send me a periodic summary of updates from my network'),
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                          Email_summary_status::getSendSummary($user->id));
        $action->elementEnd('li');
        return true;
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    }
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    /**
     * Add a checkbox to turn off email summaries
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     *
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     * @param Action $action Action being executed (emailsettings)
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     *
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     * @return boolean hook value
     */
    function onEndEmailSaveForm($action)
    {
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        $sendSummary = $action->boolean('emailsummary');
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        $user = common_current_user();
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        if (!empty($user)) {
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            $ess = Email_summary_status::staticGet('user_id', $user->id);
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            if (empty($ess)) {
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                $ess = new Email_summary_status();
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                $ess->user_id      = $user->id;
                $ess->send_summary = $sendSummary;
                $ess->created      = common_sql_now();
                $ess->modified     = common_sql_now();
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                $ess->insert();
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            } else {
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                $orig = clone($ess);
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                $ess->send_summary = $sendSummary;
                $ess->modified     = common_sql_now();
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                $ess->update($orig);
            }
        }
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        return true;
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    }
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}