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<?php
/**
* A local file represents a chunk of text has a file system location.
*
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/HEAD/licence.txt BSD Licence
*/
namespace PHP_CodeSniffer\Files;
use PHP_CodeSniffer\Config;
use PHP_CodeSniffer\Ruleset;
use PHP_CodeSniffer\Util\Cache;
use PHP_CodeSniffer\Util\Common;
class LocalFile extends File
{
/**
* Creates a LocalFile object and sets the content.
*
* @param string $path The absolute path to the file.
* @param \PHP_CodeSniffer\Ruleset $ruleset The ruleset used for the run.
* @param \PHP_CodeSniffer\Config $config The config data for the run.
*
* @return void
*/
public function __construct($path, Ruleset $ruleset, Config $config)
{
$this->path = trim($path);
if (Common::isReadable($this->path) === false) {
parent::__construct($this->path, $ruleset, $config);
$error = 'Error opening file; file no longer exists or you do not have access to read the file';
$this->addMessage(true, $error, 1, 1, 'Internal.LocalFile', [], 5, false);
$this->ignored = true;
return;
}
// Before we go and spend time tokenizing this file, just check
// to see if there is a tag up top to indicate that the whole
// file should be ignored. It must be on one of the first two lines.
if ($config->annotations === true) {
$handle = fopen($this->path, 'r');
if ($handle !== false) {
$firstContent = fgets($handle);
$firstContent .= fgets($handle);
fclose($handle);
if (strpos($firstContent, '@codingStandardsIgnoreFile') !== false
|| stripos($firstContent, 'phpcs:ignorefile') !== false
) {
// We are ignoring the whole file.
$this->ignored = true;
return;
}
}
}
$this->reloadContent();
parent::__construct($this->path, $ruleset, $config);
}//end __construct()
/**
* Loads the latest version of the file's content from the file system.
*
* @return void
*/
public function reloadContent()
{
$this->setContent(file_get_contents($this->path));
}//end reloadContent()
/**
* Processes the file.
*
* @return void
*/
public function process()
{
if ($this->ignored === true) {
return;
}
if ($this->configCache['cache'] === false) {
parent::process();
return;
}
$hash = md5_file($this->path);
$hash .= fileperms($this->path);
$cache = Cache::get($this->path);
if ($cache !== false && $cache['hash'] === $hash) {
// We can't filter metrics, so just load all of them.
$this->metrics = $cache['metrics'];
if ($this->configCache['recordErrors'] === true) {
// Replay the cached errors and warnings to filter out the ones
// we don't need for this specific run.
$this->configCache['cache'] = false;
$this->replayErrors($cache['errors'], $cache['warnings']);
$this->configCache['cache'] = true;
} else {
$this->errorCount = $cache['errorCount'];
$this->warningCount = $cache['warningCount'];
$this->fixableCount = $cache['fixableCount'];
}
if (PHP_CODESNIFFER_VERBOSITY > 0
|| (PHP_CODESNIFFER_CBF === true && empty($this->config->files) === false)
) {
echo "[loaded from cache]... ";
}
$this->numTokens = $cache['numTokens'];
$this->fromCache = true;
return;
}//end if
if (PHP_CODESNIFFER_VERBOSITY > 1) {
echo PHP_EOL;
}
parent::process();
$cache = [
'hash' => $hash,
'errors' => $this->errors,
'warnings' => $this->warnings,
'metrics' => $this->metrics,
'errorCount' => $this->errorCount,
'warningCount' => $this->warningCount,
'fixableCount' => $this->fixableCount,
'numTokens' => $this->numTokens,
];
Cache::set($this->path, $cache);
// During caching, we don't filter out errors in any way, so
// we need to do that manually now by replaying them.
if ($this->configCache['recordErrors'] === true) {
$this->configCache['cache'] = false;
$this->replayErrors($this->errors, $this->warnings);
$this->configCache['cache'] = true;
}
}//end process()
/**
* Clears and replays error and warnings for the file.
*
* Replaying errors and warnings allows for filtering rules to be changed
* and then errors and warnings to be reapplied with the new rules. This is
* particularly useful while caching.
*
* @param array<int, array<int, array<string, mixed>>> $errors The list of errors to replay.
* @param array<int, array<int, array<string, mixed>>> $warnings The list of warnings to replay.
*
* @return void
*/
private function replayErrors($errors, $warnings)
{
$this->errors = [];
$this->warnings = [];
$this->errorCount = 0;
$this->warningCount = 0;
$this->fixableCount = 0;
$this->replayingErrors = true;
foreach ($errors as $line => $lineErrors) {
foreach ($lineErrors as $column => $colErrors) {
foreach ($colErrors as $error) {
$this->activeListener = $error['listener'];
$this->addMessage(
true,
$error['message'],
$line,
$column,
$error['source'],
[],
$error['severity'],
$error['fixable']
);
}
}
}
foreach ($warnings as $line => $lineErrors) {
foreach ($lineErrors as $column => $colErrors) {
foreach ($colErrors as $error) {
$this->activeListener = $error['listener'];
$this->addMessage(
false,
$error['message'],
$line,
$column,
$error['source'],
[],
$error['severity'],
$error['fixable']
);
}
}
}
$this->replayingErrors = false;
}//end replayErrors()
}//end class