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SingleMethodLinks.php
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SingleMethodLinks.php
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<?php declare( strict_types=1 );
namespace SecurityCheckPlugin;
use ast\Node;
/**
* Links for a single method
*/
class SingleMethodLinks {
/**
* @var ParamLinksOffsets[]
*/
private $params = [];
/**
* @param int $i
* @return self
*/
public static function newWithParam( int $i ): self {
$ret = new self;
$ret->addParam( $i );
return $ret;
}
/**
* @param int $i
*/
public function addParam( int $i ): void {
$this->params[$i] = ParamLinksOffsets::newAll();
}
/**
* @param self $other
*/
public function mergeWith( self $other ): void {
foreach ( $other->params as $i => $otherPar ) {
if ( isset( $this->params[$i] ) ) {
$this->params[$i]->mergeWith( $otherPar );
} else {
$this->params[$i] = $otherPar;
}
}
}
/**
* @param Node|string|int|null $offset
*/
public function pushOffsetToAll( $offset ): void {
foreach ( $this->params as $i => $_ ) {
$this->params[$i]->pushOffset( $offset );
}
}
/**
* @return self
*/
public function asAllParamsMovedToKeys(): self {
$ret = new self;
foreach ( $this->params as $i => $offsets ) {
$ret->params[$i] = $offsets->asMovedToKeys();
}
return $ret;
}
/**
* @todo Try to avoid this method
* @return ParamLinksOffsets[]
*/
public function getParams(): array {
return $this->params;
}
/**
* @param int $x
* @return bool
*/
public function hasParam( int $x ): bool {
return isset( $this->params[$x] );
}
/**
* @note This will fail hard if unset.
* @param int $x
* @return ParamLinksOffsets
*/
public function getParamOffsets( int $x ): ParamLinksOffsets {
return $this->params[$x];
}
/**
* @param int[] $params
*/
public function keepOnlyParams( array $params ): void {
$this->params = array_intersect_key( $this->params, array_fill_keys( $params, 1 ) );
}
/**
* @note This should only be used by MethodLinks::getAllPreservedFlags
* @return int
*/
public function getAllPreservedFlags(): int {
$ret = SecurityCheckPlugin::NO_TAINT;
foreach ( $this->params as $offsets ) {
$ret |= $offsets->getFlagsRecursively();
}
return $ret;
}
public function __clone() {
foreach ( $this->params as $k => $val ) {
$this->params[$k] = clone $val;
}
}
/**
* @return string
*/
public function __toString(): string {
$paramBits = [];
foreach ( $this->params as $k => $paramOffsets ) {
$paramBits[] = "$k: { " . $paramOffsets->__toString() . ' }';
}
return '[ ' . implode( ', ', $paramBits ) . ' ]';
}
}

File Metadata

Mime Type
text/x-php
Expires
Sun, Oct 4, 00:27 (2 w, 6 d ago)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
2a/17/f1e20938dfb1c4f1cabeff1dcdde
Default Alt Text
SingleMethodLinks.php (2 KB)

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