kUtRL/inc/services/class.trim.service.php

<?php
# -- BEGIN LICENSE BLOCK ----------------------------------
#
# This file is part of kUtRL, a plugin for Dotclear 2.
# 
# Copyright (c) 2009-2021 Jean-Christian Denis and contributors
# 
# Licensed under the GPL version 2.0 license.
# A copy of this license is available in LICENSE file or at
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK ------------------------------------

if (!defined('DC_RC_PATH')){return;}

class trimKutrlService extends kutrlService
{
	protected $config = array(
		'id' => 'trim',
		'name' => 'tr.im',
		'home' => 'http://tr.im',
		
		'url_api' => 'http://api.tr.im/v1/',
		'url_base' => 'http://tr.im/',
		'url_min_len' => 25
	);
	
	private $args = array(
		'username' => '',
		'password' => ''
	);
	
	private $api_rate_time = 0;
	
	protected function init()
	{
		$this->args['username'] = $this->settings->kutrl_srv_trim_username;
		$this->args['password'] = $this->settings->kutrl_srv_trim_password;
		
		$this->api_rate_time = (integer) $this->settings->kutrl_srv_trim_apiratetime;
	}
	
	public function saveSettings()
	{
		$this->settings->put('kutrl_srv_trim_username',$_POST['kutrl_srv_trim_username']);
		$this->settings->put('kutrl_srv_trim_password',$_POST['kutrl_srv_trim_password']);
	}
	
	public function settingsForm()
	{
		echo 
		'<p><label class="classic">'.__('Login:').'<br />'.
		form::field(array('kutrl_srv_trim_username'),50,255,$this->settings->kutrl_srv_trim_username).
		'</label></p>'.
		'<p class="form-note">'.
		__('This is your login to sign up to tr.im.').
		'</p>'.
		'<p><label class="classic">'.__('Password:').'<br />'.
		form::field(array('kutrl_srv_trim_password'),50,255,$this->settings->kutrl_srv_trim_password).
		'</label></p>'.
		'<p class="form-note">'.
		__('This is your password to sign up to tr.im.').
		'</p>';
	}
	
	public function testService()
	{
		if (empty($this->args['username']) || empty($this->args['password']))
		{
			$this->error->add(__('Service is not well configured.'));
			return false;
		}
		if (time() < $this->api_rate_time + 300) // bloc service within 5min on API rate limit
		{
			$this->error->add(__('Prevent service rate limit.'));
			return false; 
		}
		if (!($rsp = self::post($this->url_api.'verify.xml',$this->args,true,true)))
		{
			$this->error->add(__('Service is unavailable.'));
			return false;
		}
		$r = simplexml_load_string($rsp);
		
		if ($r['code'] == 200)
		{
			return true;
		}
		$this->error->add(__('Authentication to service failed.'));
		return false;
	}
	
	public function createHash($url,$hash=null)
	{
		$arg = $this->args;
		$arg['url'] = $url;
		
		if (!($rsp = self::post($this->url_api.'trim_url.xml',$arg,true,true)))
		{
			$this->error->add(__('Service is unavailable.'));
			return false;
		}
		
		$r = simplexml_load_string($rsp);
		
		# API rate limit
		if ($r['code'] == 425)
		{
			$this->settings->put('kutrl_srv_trim_apiratetime',time());

			$this->error->add(__('Service rate limit exceeded.'));
			return false;
		}
		if (isset($r->trimpath))
		{
			$rs = new ArrayObject();
			$rs->hash = $r->trimpath;
			$rs->url = $url;
			$rs->type = $this->id;
			
			return $rs;
		}
		$this->error->add(__('Unreadable service response.'));
		return false;
	}
}
?>