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FileList.php
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FileList.php
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<?php
namespace Phpactor\Filesystem\Domain;
use CallbackFilterIterator;
use Iterator;
use RegexIterator;
use ReturnTypeWillChange;
use SplFileInfo;
use Traversable;
use Webmozart\Glob\Glob;
use ArrayIterator;
use Closure;
/**
* @implements Iterator<array-key,FilePath>
*/
class FileList implements Iterator
{
private int $key = 0;
/**
* @param Iterator<SplFileInfo> $iterator
*/
private function __construct(private Iterator $iterator)
{
}
public static function fromIterator(Iterator $iterator): self
{
return new self($iterator);
}
/**
* @param string[] $filePaths
*/
public static function fromFilePaths(array $filePaths): self
{
$files = [];
foreach ($filePaths as $filePath) {
$files[] = new SplFileInfo($filePath);
}
return new self(new ArrayIterator($files));
}
/**
* @return Iterator<SplFileInfo>
*/
public function getSplFileInfoIterator(): Traversable
{
return $this->iterator;
}
public function contains(FilePath $path): bool
{
foreach ($this as $filePath) {
if ($path == $filePath) {
return true;
}
}
return false;
}
public function phpFiles(): self
{
return $this->byExtensions(['php']);
}
/**
* @param list<string> $extensions
*/
public function byExtensions(array $extensions): self
{
return new self((function () use ($extensions) {
foreach ($this as $filePath) {
if (!in_array($filePath->extension(), $extensions, true)) {
continue;
}
yield $filePath->asSplFileInfo();
}
})());
}
/**
* @param string[] $includePatterns
* @param string[] $excludePatterns
*/
public function includeAndExclude(array $includePatterns = [], array $excludePatterns = []): self
{
$inclusionMap = [];
if ($includePatterns === []) {
$inclusionMap['/**/*'] = true;
}
foreach ($includePatterns as $includePattern) {
$inclusionMap[$includePattern] = true;
}
foreach ($excludePatterns as $excludePattern) {
$inclusionMap[$excludePattern] = false;
}
// Sort map by keys so that more specific paths are getting matched first
uksort($inclusionMap, function (string $a, string $b) {
$partsA = explode(DIRECTORY_SEPARATOR, $a);
$partsB = explode(DIRECTORY_SEPARATOR, $b);
$countDiff = count($partsA) <=> count($partsB);
if ($countDiff !== 0) {
// Longer paths should come first
return -$countDiff;
}
foreach ($partsA as $i => $pathPartA) {
if ($pathPartA === '**' || $pathPartA === '*') {
return 1;
}
$compare = strcmp($pathPartA, $partsB[$i]);
if($compare !== 0) {
return $compare;
}
}
// If none of the path segments were different, then they must be equal
return 0;
});
return $this->filter(function (SplFileInfo $info) use ($inclusionMap): bool {
foreach($inclusionMap as $glob => $isIncluded) {
if (Glob::match($info->getPathname(), $glob)) {
return $isIncluded;
}
}
return false;
});
}
public function within(FilePath $path): self
{
return new self(new RegexIterator($this->iterator, sprintf(
'{^%s/.*}',
(string) preg_quote($path)
)));
}
public function named(string $name): self
{
return new self(new RegexIterator($this->iterator, sprintf(
'{/%s$}',
preg_quote($name)
)));
}
/**
* @param Closure(SplFileInfo): bool $closure
*/
public function filter(Closure $closure): self
{
return new self(new CallbackFilterIterator($this->iterator, $closure));
}
public function existing(): self
{
return new self(new CallbackFilterIterator($this->iterator, function (SplFileInfo $file) {
return file_exists($file->__toString());
}));
}
public function rewind(): void
{
$this->iterator->rewind();
}
#[ReturnTypeWillChange]
public function current()
{
$current = $this->iterator->current();
return FilePath::fromSplFileInfo($current);
}
#[ReturnTypeWillChange]
public function key()
{
return $this->key++;
}
public function next(): void
{
$this->iterator->next();
}
public function valid(): bool
{
return $this->iterator->valid();
}
/**
* @return self<FilePath>
*/
public function containingString(string $string): self
{
return $this->filter(function (SplFileInfo $info) use ($string) {
$contents = @file_get_contents($info->getPathname());
if (false === $contents) {
return false;
}
return str_contains($contents, $string);
});
}
}