diocloid/LinkTitles
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Refactor Linker class, add Target class.

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Daniel Kraus
2017-08-27 22:18:22 +02:00
parent 5f7c96459d
commit 35b174771e
5 changed files with 328 additions and 200 deletions
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62
includes/Delimiters.php
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@ -27,15 +27,36 @@ namespace LinkTitles;
* Caches a regular expression that delimits text to be parsed.
*/
class Delimiters {
/**
* The splitting expression that separates text to be parsed from text that
* must not be parsed.
* @var String $splitter
*/
public $splitter;
/**
* The LinkTitles configuration for this Delimiters instance.
* @var Config $config
*/
public $config;
private static $instance;
/**
* Singleton factory.
* Gets the Delimiters singleton; may build one with the given config or the
* default config if none is given.
*
* @param Config $config LinkTitles configuration.
* If the instance was already created, it does not matter what Config this
* method is called with. To re-create an instance with a different Config,
* call Delimiters::invalidate() first.
*
* @param Config|null $config LinkTitles configuration.
*/
public static function default( Config $config ) {
public static function default( Config &$config = null ) {
if ( self::$instance === null ) {
if ( $config === null ) {
$config = new Config();
}
self::$instance = new Delimiters( $config );
}
return self::$instance;
@ -56,27 +77,15 @@ class Delimiters {
}
/**
* The splitting expression that separates text to be parsed from text that
* must not be parsed.
* @var String $splitter
* Splits a text into sections that may be linked and sections that may not
* be linked (e.g., because they already are a link, or a template, etc.).
*
* @param String &$text Text to split.
* @return Array of strings where even indexes point to linkable sections.
*/
public $splitter;
/**
* Regex that matches the start of a word; this expression depends on the
* setting of LinkTitles\Config->wordStartOnly;
* @var String $wordStart
*/
public $wordStart;
/**
* Regex that matches the end of a word; this expression depends on the
* setting of LinkTitles\Config->wordEndOnly;
* @var String $wordEnd
*/
public $wordEnd;
private $config;
public function split( &$text ) {
return preg_split( $this->splitter, $text, -1, PREG_SPLIT_DELIM_CAPTURE );
}
/*
* Builds the delimiter that is used in a regexp to separate
@ -84,13 +93,6 @@ class Delimiters {
* parsed (e.g. inside existing links etc.)
*/
private function buildDelimiters() {
// Use unicode character properties rather than \b escape sequences
// to detect whole words containing non-ASCII characters as well.
// Note that this requires a PCRE library that was compiled with
// --enable-unicode-properties
( $this->config->wordStartOnly ) ? $this->wordStart = '(?<!\pL)' : $this->wordStart = '';
( $this->config->wordEndOnly ) ? $this->wordEnd = '(?!\pL)' : $this->wordEnd = '';
if ( $this->config->skipTemplates )
{
// Use recursive regex to balance curly braces;