gnu-social/plugins/Irc/extlib/phergie/Phergie/Plugin/Tld.php

149 lines
4.0 KiB
PHP

<?php
/**
* Phergie
*
* PHP version 5
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.
* It is also available through the world-wide-web at this URL:
* http://phergie.org/license
*
* @category Phergie
* @package Phergie_Plugin_Url
* @author Phergie Development Team <team@phergie.org>
* @copyright 2008-2010 Phergie Development Team (http://phergie.org)
* @license http://phergie.org/license New BSD License
* @link http://pear.phergie.org/package/Phergie_Plugin_Url
*/
/**
* Responds to a request for a TLD (formatted as .tld where tld is the TLD to
* be looked up) with its corresponding description.
*
* @category Phergie
* @package Phergie_Plugin_Tld
* @author Phergie Development Team <team@phergie.org>
* @license http://phergie.org/license New BSD License
* @link http://pear.phergie.org/package/Phergie_Plugin_Tld
* @uses extension PDO
* @uses extension pdo_sqlite
*/
class Phergie_Plugin_Tld extends Phergie_Plugin_Abstract
{
/**
* Connection to the database
*
* @var PDO
*/
protected $db;
/**
* Prepared statement for selecting a single TLD
*
* @var PDOStatement
*/
protected $select;
/**
* Prepared statement for selecting all TLDs
*
* @var PDOStatement
*/
protected $selectAll;
/**
* Checks for dependencies and sets up the database and hard-coded values.
*
* @return void
*/
public function onLoad()
{
if (!extension_loaded('PDO') || !extension_loaded('pdo_sqlite')) {
$this->fail('PDO and pdo_sqlite extensions must be installed');
}
$dbFile = dirname(__FILE__) . '/Tld/tld.db';
try {
$this->db = new PDO('sqlite:' . $dbFile);
$this->select = $this->db->prepare('
SELECT type, description
FROM tld
WHERE LOWER(tld) = LOWER(:tld)
');
$this->selectAll = $this->db->prepare('
SELECT tld, type, description
FROM btld
');
} catch (PDOException $e) {
$this->getPluginHandler()->removePlugin($this);
}
}
/**
* takes a tld in the format '.tld' and returns its related data
*
* @param string $tld tld to process
*
* @return null
*/
public function onCommandTld($tld)
{
$tld = ltrim($tld, '.');
$description = $this->getTld($tld);
$this->doPrivmsg(
$this->event->getSource(),
"{$this->getEvent()->getNick()}: .{$tld} -> "
. ($description ? $description : 'Unknown TLD')
);
}
/**
* Retrieves the definition for a given TLD if it exists
*
* @param string $tld TLD to search for
*
* @return mixed Definition of the given TLD as a string or false if unknown
*/
public function getTld($tld)
{
$tld = trim(strtolower($tld));
if ($this->select->execute(array('tld' => $tld))) {
$tlds = $this->select->fetch();
if (is_array($tlds)) {
return '(' . $tlds['type'] . ') ' . $tlds['description'];
}
}
return false;
}
/**
* Retrieves a list of all the TLDs and their definitions
*
* @return mixed Array of all the TLDs and their definitions or FALSE on
* failure
*/
public function getTlds()
{
if ($this->selectAll->execute()) {
$tlds = $this->selectAll->fetchAll();
if (is_array($tlds)) {
$tldinfo = array();
foreach ($tlds as $key => $tld) {
if (!empty($tld['tld'])) {
$tldinfo[$tld['tld']] = "({$tld['type']}) "
. $tld['description'];
}
}
return $tldinfo;
}
}
return false;
}
}