%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace RemexHtml\Tokenizer;
/**
* An Attributes implementation which defers interpretation of regex match
* results until the caller requires them.
*
* This should not be directly instantiated outside of Tokenizer.
*/
class LazyAttributes implements Attributes {
private $tokenizer;
private $data;
private $attributes;
private $attrObjects;
public function __construct( $data, callable $interpreter ) {
$this->interpreter = $interpreter;
$this->data = $data;
}
private function init() {
if ( $this->attributes === null ) {
$func = $this->interpreter;
$this->attributes = $func( $this->data );
$this->interpreter = null;
}
}
public function offsetExists( $offset ) {
if ( $this->attributes === null ) {
$this->init();
}
return isset( $this->attributes[$offset] );
}
public function &offsetGet( $offset ) {
if ( $this->attributes === null ) {
$this->init();
}
return $this->attributes[$offset];
}
public function offsetSet( $offset, $value ) {
if ( $this->attributes === null ) {
$this->init();
}
$this->attributes[$offset] = $value;
}
public function offsetUnset( $offset ) {
if ( $this->attributes === null ) {
$this->init();
}
unset( $this->attributes[$offset] );
}
public function getValues() {
if ( $this->attributes === null ) {
$this->init();
}
return $this->attributes;
}
public function getObjects() {
if ( $this->attrObjects === null ) {
if ( $this->attributes === null ) {
$this->init();
}
$result = [];
foreach ( $this->attributes as $name => $value ) {
$result[$name] = new Attribute( $name, null, null, $name, $value );
}
$this->attrObjects = $result;
}
return $this->attrObjects;
}
public function count() {
return is_object( $this->data ) ? $this->data->count() : count( $this->data );
}
public function getIterator() {
if ( $this->attributes === null ) {
$this->init();
}
return new \ArrayIterator( $this->attributes );
}
public function merge( Attributes $other ) {
if ( $this->attributes === null ) {
$this->init();
}
foreach ( $other as $name => $value ) {
if ( !isset( $this->attributes[$name] ) ) {
$this->attributes[$name] = $value;
}
}
}
}
Zerion Mini Shell 1.0