#!/usr/bin/php
<?php
/**
* A commit hook for SVN.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Jack Bates <ms419@freezone.co.uk>
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
if (is_file(dirname(__FILE__).'/../CodeSniffer/CLI.php') === true) {
include_once dirname(__FILE__).'/../CodeSniffer/CLI.php';
} else {
include_once 'PHP/CodeSniffer/CLI.php';
}
define('PHP_CODESNIFFER_SVNLOOK', '/usr/bin/svnlook');
/**
* A class to process command line options.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Jack Bates <ms419@freezone.co.uk>
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
* @license https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
* @version Release: 1.5.5
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class PHP_CodeSniffer_SVN_Hook extends PHP_CodeSniffer_CLI
{
/**
* Get a list of default values for all possible command line arguments.
*
* @return array
*/
public function getDefaults()
{
$defaults = parent::getDefaults();
$defaults['svnArgs'] = array();
return $defaults;
}//end getDefaults()
/**
* Processes an unknown command line argument.
*
* All unknown args are sent to SVN commands.
*
* @param string $arg The command line argument.
* @param int $pos The position of the argument on the command line.
* @param array $values An array of values determined from CLI args.
*
* @return array The updated CLI values.
* @see getCommandLineValues()
*/
public function processUnknownArgument($arg, $pos, $values)
{
$values['svnArgs'][] = escapeshellarg($arg);
return $values;
}//end processUnknownArgument()
/**
* Runs PHP_CodeSniffer over files are directories.
*
* @param array $values An array of values determined from CLI args.
*
* @return int The number of error and warning messages shown.
* @see getCommandLineValues()
*/
public function process($values=array())
{
if (empty($values) === true) {
$values = parent::getCommandLineValues();
}
// Get list of files in this transaction.
$command = PHP_CODESNIFFER_SVNLOOK.' changed '.implode(' ', $values['svnArgs']);
$handle = popen($command, 'r');
if ($handle === false) {
echo 'ERROR: Could not execute "'.$command.'"'.PHP_EOL.PHP_EOL;
exit(2);
}
$contents = stream_get_contents($handle);
fclose($handle);
// Do not check deleted paths.
$contents = preg_replace('/^D.*/m', null, $contents);
// Drop the four characters representing the action which precede the path on
// each line.
$contents = preg_replace('/^.{4}/m', null, $contents);
$values['standard'] = $this->validateStandard($values['standard']);
foreach ($values['standard'] as $standard) {
if (PHP_CodeSniffer::isInstalledStandard($standard) === false) {
// They didn't select a valid coding standard, so help them
// out by letting them know which standards are installed.
echo 'ERROR: the "'.$standard.'" coding standard is not installed. ';
$this->printInstalledStandards();
exit(2);
}
}
$phpcs = new PHP_CodeSniffer(
$values['verbosity'],
$values['tabWidth'],
$values['encoding']
);
// Set file extensions if they were specified. Otherwise,
// let PHP_CodeSniffer decide on the defaults.
if (empty($values['extensions']) === false) {
$phpcs->setAllowedFileExtensions($values['extensions']);
}
// Set ignore patterns if they were specified.
if (empty($values['ignored']) === false) {
$phpcs->setIgnorePatterns($values['ignored']);
}
// Set some convenience member vars.
if ($values['errorSeverity'] === null) {
$this->errorSeverity = PHPCS_DEFAULT_ERROR_SEV;
} else {
$this->errorSeverity = $values['errorSeverity'];
}
if ($values['warningSeverity'] === null) {
$this->warningSeverity = PHPCS_DEFAULT_WARN_SEV;
} else {
$this->warningSeverity = $values['warningSeverity'];
}
if (empty($values['reports']) === true) {
$this->values['reports']['full'] = $values['reportFile'];
}
// Initialize PHP_CodeSniffer listeners but don't process any files.
$phpcs->setCli($this);
$phpcs->process(array(), $values['standard'], $values['sniffs']);
// Need double quotes around the following regex beause the vertical whitespace
// char is not always treated correctly for whatever reason.
foreach (preg_split("/\v|\n/", $contents, -1, PREG_SPLIT_NO_EMPTY) as $path) {
// No need to process folders as each changed file is checked.
if (substr($path, -1) === '/') {
continue;
}
// We need to check ignore rules ourself because they are
// not checked when processing a single file.
if ($phpcs->shouldProcessFile($path, dirname($path)) === false) {
continue;
}
// Get the contents of each file, as it would be after this transaction.
$command = PHP_CODESNIFFER_SVNLOOK.' cat '.implode(' ', $values['svnArgs']).' '.escapeshellarg($path);
$handle = popen($command, 'r');
if ($handle === false) {
echo 'ERROR: Could not execute "'.$command.'"'.PHP_EOL.PHP_EOL;
exit(2);
}
$contents = stream_get_contents($handle);
fclose($handle);
$phpcs->processFile($path, $contents);
}//end foreach
return $this->printErrorReport(
$phpcs,
$values['reports'],
$values['showSources'],
$values['reportFile'],
$values['reportWidth']
);
}//end process()
/**
* Prints out the usage information for this script.
*
* @return void
*/
public function printUsage()
{
parent::printUsage();
echo PHP_EOL;
echo ' Each additional argument is passed to the `svnlook changed ...`'.PHP_EOL;
echo ' and `svnlook cat ...` commands. The report is printed on standard output,'.PHP_EOL;
echo ' however Subversion displays only standard error to the user, so in a'.PHP_EOL;
echo ' pre-commit hook, this script should be invoked as follows:'.PHP_EOL;
echo PHP_EOL;
echo ' '.basename($_SERVER['argv'][0]).' ... "$REPOS" -t "$TXN" >&2 || exit 1'.PHP_EOL;
}//end printUsage()
}//end class
$phpcs = new PHP_CodeSniffer_SVN_Hook();
$phpcs->checkRequirements();
$numErrors = $phpcs->process();
if ($numErrors !== 0) {
exit(1);
}
?>