<?php
/**
* @author Takashi Nojima
* @copyright Copyright 2018, Takashi Nojima
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License v2.0
* @package Twitter.Text
*/
namespace Twitter\Text;
/**
* Twitter Text Configuration
*
* @author Takashi Nojima
* @copyright Copyright 2018, Takashi Nojima
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License v2.0
* @package Twitter.Text
*
* @property int $version
* @property int $maxWeightedTweetLength
* @property int $scale
* @property int $defaultWeight
* @property bool $emojiParsingEnabled
* @property int $transformedURLLength
* @property array $ranges
*/
class Configuration
{
/**
* configuration from v3.json
*
* @var array
*/
private static $v3Config = array(
'version' => 3,
'maxWeightedTweetLength' => 280,
'scale' => 100,
'defaultWeight' => 200,
'emojiParsingEnabled' => true,
'transformedURLLength' => 23,
'ranges' => array(
array(
'start' => 0,
'end' => 4351,
'weight' => 100,
),
array(
'start' => 8192,
'end' => 8205,
'weight' => 100,
),
array(
'start' => 8208,
'end' => 8223,
'weight' => 100,
),
array(
'start' => 8242,
'end' => 8247,
'weight' => 100,
),
),
);
/**
* configuration from v2.json
*
* @var array
*/
private static $v2Config = array(
'version' => 2,
'maxWeightedTweetLength' => 280,
'scale' => 100,
'defaultWeight' => 200,
'transformedURLLength' => 23,
'ranges' => array(
array(
'start' => 0,
'end' => 4351,
'weight' => 100,
),
array(
'start' => 8192,
'end' => 8205,
'weight' => 100,
),
array(
'start' => 8208,
'end' => 8223,
'weight' => 100,
),
array(
'start' => 8242,
'end' => 8247,
'weight' => 100,
),
),
);
/**
* configuration from v1.json
*
* @var array
*/
private static $v1Config = array(
'version' => 1,
'maxWeightedTweetLength' => 140,
'scale' => 1,
'defaultWeight' => 1,
'transformedURLLength' => 23,
'ranges' => array(),
);
/**
* @var array
*/
private $config;
/**
* construct
*
* @param array $config
*/
public function __construct(array $config = null)
{
if ($config === null) {
$config = static::$v3Config;
}
$this->config = $config;
}
/**
* property accessor
*
* @param string $name
* @return mixed
*/
public function __get($name)
{
return isset($this->config[$name]) ? $this->config[$name] : null;
}
/**
* convert to array
*
* @return array
*/
public function toArray()
{
return $this->config;
}
/**
* Create configuration from json string
*
* @param string $json as configuration
* @return Configuration
*/
public static function fromJson($json)
{
return new Configuration(json_decode($json, true));
}
/**
* Get twitter-text 1.x configuration
*
* @return Configuration
*/
public static function v1()
{
return new self(static::$v1Config);
}
/**
* Get twitter-text 2.x configuration
*
* @return Configuration
*/
public static function v2()
{
return new self(static::$v2Config);
}
/**
* maxWeightedTweetLength * scale
*
* @return int
*/
public function getScaledMaxWeightedTweetLength()
{
return $this->maxWeightedTweetLength * $this->scale;
}
/**
* transformedURLLength * scale
*
* @return int
*/
public function getScaledTransformedURLLength()
{
return $this->transformedURLLength * $this->scale;
}
/**
* Get whether emoji parsing is enabled.
*
* @return bool `true` if emoji parsing is enabled, otherwise `false`.
*/
public function getEmojiParsingEnabled()
{
return (bool)$this->emojiParsingEnabled;
}
}