get git branch and hash

gitBanchInfo.php

<?php

/**
* @desc  Get git branch info/hash
* @author Misha M.-Kupriyanov https://google.com/+MishaMKupriyanov
* @link https://gist.github.com/printminion/3e4c099fbb9baa9393f0594ff9f5dd69
*/


echo "[i]Git" . join(':', getSCID());

function getSCID($longHash = false)
{
    $branchName = 'unknown';
    $hash = 'unknown';
    $repoPath = getcwd();
  
    $headFilePath =  $repoPath . '/.git/HEAD';


    if (!file_exists($headFilePath)) {
        array($branchName, $hash);
    }

    $stringFromFile = file($headFilePath, FILE_USE_INCLUDE_PATH);

    $stringFromFile = $stringFromFile[0]; //get the string from the array
    $branchName = str_replace('ref: refs/heads/', '', $stringFromFile);
    $branchName = trim($branchName);

    $hashFilePath = $repoPath . '/.git/refs/heads/' . $branchName;


    if (!file_exists($hashFilePath)) {
        array($branchName, $hash);
    }

    $hash = file($hashFilePath, FILE_USE_INCLUDE_PATH);
    $hash = $hash[0]; //get the string from the array

    if (!$longHash) {
        $hash = substr($hash, 0, 7);
    }

    return array($branchName, $hash);
}