php-cs-fixer dry run on git commit

bundle php-cs-fixer-pre-commit.php

#!/usr/bin/env php
<?php
// If you want to auto correct files, or just inform and fail. (values: disabled, manual, partial, auto. default: partial)
//$autoCorrect = 'partial';
$autoCorrect = 'auto';
$verboseOutput = true;
$binPath = '..\\..\\..\\bin\\';

/**
 * .git/hooks/pre-commit
 * 
 * This pre-commit hooks will check for PHP error (lint), and make sure the code
 * is PSR compliant.
 * 
 * Dependecy: PHP-CS-Fixer (https://github.com/fabpot/PHP-CS-Fixer)
 * 
 * @author  Mardix  http://github.com/mardix 
 * @author  MadmanMonty https://github.com/MadmanMonty
 * @since   Sept 4 2012
 * 
 */

/**
 * collect all files which have been added, copied or
 * modified and store them in an array called output
 */
vLog ("Starting checks. Correction Mode: {$autoCorrect}\n");
exec('git diff --cached --name-status --diff-filter=ACM', $output);
$errorCount = 0;

foreach ($output as $file) {
    
    $fileName = trim(substr($file, 1) );

    /**
     * Only PHP file
     */
    if (pathinfo($fileName,PATHINFO_EXTENSION) == "php") {
        vLog ("$fileName\n");
        /**
         * Check for error
         */
        $lint_output = array();
        exec("php -l " . escapeshellarg($fileName), $lint_output, $return);

        if ($return == 0) {
            if(!codingStandards($fileName, $autoCorrect)) {
                exit(1);
            }
        } else {            
           echo implode("\n", $lint_output), "\n";           
           exit(1);
        }        
    }

}
if($errorCount && $autoCorrect == 'partial') {
    echo "Coding standards are not correct, corrections have been made,.\n";
    echo "Please review and add to this commit if ok:\n";
    echo "\n";
    exit(1);
} else {
    exit(0);    
}

function codingStandards($fileName, $autoCorrect)
{
    global $errorCount;
    global $binPath;
    vLog("Checking: {$fileName}\n");
    switch($autoCorrect) {
        case 'manual':
            // manual fix
            if (!isManualCheckOk($fileName)) {
                echo "Coding standards are not correct, cancelling your commit.\n";
                echo "Try running to correct:\n";
                echo "\n";
                echo "   {$binPath}php-cs-fixer.bat fix {$fileName}\n";                
                return false;
            }
            break;
        case 'partial':            
            if (!isManualCheckOk($fileName)) {
                $errorCount++;
                vLog("  file being corrected.");
                $tstr = "{$binPath}php-cs-fixer.bat fix {$fileName}";
                exec($tstr, $cs_output);
                vLog($cs_output);
            }    
            
            break;
        case 'auto':
            // auto fix
            $tstr = "{$binPath}php-cs-fixer.bat fix {$fileName} || git add {$fileName}";
            exec($tstr, $cs_output);
            vLog($cs_output);            
            break;
        case 'disabled':
            break;
    }
    return true;
}

function isManualCheckOk($fileName)
{
    global $binPath;
    $tstr = "{$binPath}php-cs-fixer.bat fix {$fileName}  --verbose --dry-run";

    exec($tstr, $cs_output);
    if($cs_output[0] != '.') {
        $errorCount++;
        return false;
    } else {
        vLog ("{$tstr} OK\n");
    }
    return true;
}

function vLog($string) 
{    
    global $verboseOutput;
    if($verboseOutput) {
        if (is_array($string)) {
            print_r($string);
        } else {
            echo "{$string}";    
        }        
    }
}

php-cs-fixer-pre-commit.php

#!/usr/bin/env php
<?php
// If you want to auto correct files, or just inform and fail. (values: disabled, manual, partial, auto. default: partial)
//$autoCorrect = 'partial';
$autoCorrect = 'auto';
$verboseOutput = true;
$binPath = 'bin\\';

/**
 * .git/hooks/pre-commit
 * 
 * This pre-commit hooks will check for PHP error (lint), and make sure the code
 * is PSR compliant.
 * 
 * Dependecy: PHP-CS-Fixer (https://github.com/fabpot/PHP-CS-Fixer)
 * 
 * @author  Mardix  http://github.com/mardix 
 * @author  MadmanMonty https://github.com/MadmanMonty
 * @since   Sept 4 2012
 * 
 */

/**
 * collect all files which have been added, copied or
 * modified and store them in an array called output
 */
vLog ("Starting checks. Correction Mode: {$autoCorrect}\n");
exec('git diff --cached --name-status --diff-filter=ACM', $output);
$errorCount = 0;

foreach ($output as $file) {
    
    $fileName = trim(substr($file, 1) );

    /**
     * Only PHP file
     */
    if (pathinfo($fileName,PATHINFO_EXTENSION) == "php") {
        vLog ("$fileName\n");
        /**
         * Check for error
         */
        $lint_output = array();
        exec("php -l " . escapeshellarg($fileName), $lint_output, $return);

        if ($return == 0) {
            if(!codingStandards($fileName, $autoCorrect)) {
                exit(1);
            }
        } else {            
           echo implode("\n", $lint_output), "\n";           
           exit(1);
        }        
    }

}
if($errorCount && $autoCorrect == 'partial') {
    echo "Coding standards are not correct, corrections have been made,.\n";
    echo "Please review and add to this commit if ok:\n";
    echo "\n";
    exit(1);
} else {
    exit(0);    
}

function codingStandards($fileName, $autoCorrect)
{
    global $errorCount;
    global $binPath;
    vLog("Checking: {$fileName}\n");
    switch($autoCorrect) {
        case 'manual':
            // manual fix
            if (!isManualCheckOk($fileName)) {
                echo "Coding standards are not correct, cancelling your commit.\n";
                echo "Try running to correct:\n";
                echo "\n";
                echo "   {$binPath}php-cs-fixer.bat fix {$fileName}\n";                
                return false;
            }
            break;
        case 'partial':            
            if (!isManualCheckOk($fileName)) {
                $errorCount++;
                vLog("  file being corrected.");
                $tstr = "{$binPath}php-cs-fixer.bat fix {$fileName}";
                exec($tstr, $cs_output);
                vLog($cs_output);
            }    
            
            break;
        case 'auto':
            // auto fix
            $tstr = "{$binPath}php-cs-fixer.bat fix {$fileName} || git add {$fileName}";
            exec($tstr, $cs_output);
            vLog($cs_output);            
            break;
        case 'disabled':
            break;
    }
    return true;
}

function isManualCheckOk($fileName)
{
    global $binPath;
    $tstr = "{$binPath}php-cs-fixer.bat fix {$fileName}  --verbose --dry-run";

    exec($tstr, $cs_output);
    if($cs_output[0] != '.') {
        $errorCount++;
        return false;
    } else {
        vLog ("{$tstr} OK\n");
    }
    return true;
}

function vLog($string) 
{    
    global $verboseOutput;
    if($verboseOutput) {
        if (is_array($string)) {
            print_r($string);
        } else {
            echo "{$string}";    
        }        
    }
}