<?php
/**
* @package s9e\TextFormatter
* @copyright Copyright (c) 2010-2021 The s9e authors
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
namespace s9e\TextFormatter\Plugins\Autolink;
use s9e\TextFormatter\Configurator\Helpers\RegexpBuilder;
use s9e\TextFormatter\Plugins\ConfiguratorBase;
class Configurator extends ConfiguratorBase
{
/**
* @var string Name of attribute that stores the link's URL
*/
protected $attrName = 'url';
/**
* @var bool Whether to match strings that start with "www."
*/
public $matchWww = false;
/**
* @var string Name of the tag used to represent links
*/
protected $tagName = 'URL';
/**
* Creates the tag used by this plugin
*
* @return void
*/
protected function setUp()
{
if (isset($this->configurator->tags[$this->tagName]))
{
return;
}
// Create a tag
$tag = $this->configurator->tags->add($this->tagName);
// Add an attribute using the default url filter
$filter = $this->configurator->attributeFilters->get('#url');
$tag->attributes->add($this->attrName)->filterChain->append($filter);
// Set the default template
$tag->template = '<a href="{@' . $this->attrName . '}"><xsl:apply-templates/></a>';
}
/**
* {@inheritdoc}
*/
public function asConfig()
{
$config = [
'attrName' => $this->attrName,
'regexp' => $this->getRegexp(),
'tagName' => $this->tagName
];
if (!$this->matchWww)
{
$config['quickMatch'] = ':';
}
return $config;
}
/**
* Return the regexp used to match URLs
*
* @return strings
*/
protected function getRegexp()
{
$anchor = RegexpBuilder::fromList($this->configurator->urlConfig->getAllowedSchemes()) . ':';
if ($this->matchWww)
{
$anchor = '(?:' . $anchor . '|www\\.)';
}
$regexp = '#\\b' . $anchor . '(?>[^\\s()\\[\\]'
. '\\x{FF01}-\\x{FF0F}\\x{FF1A}-\\x{FF20}\\x{FF3B}-\\x{FF40}\\x{FF5B}-\\x{FF65}'
. ']|\\([^\\s()]*\\)|\\[\\w*\\])++#Siu';
return $regexp;
}
}