hackpoint/function.php

<?php
function secondToTime($seconds)
{
    $t = round($seconds);
    return sprintf('%02d:%02d:%02d', ($t/3600), ($t/60%60), $t%60);
}
function app_autoloader($class_name)
{
    require_once('class/'.$class_name.'.class.php');
}
function errorToException($errno, $errstr, $errfile, $errline, $errcontext)
{
    if (strpos($errstr, 'disk_')!==false) {
        return;
    }
    throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
}


function slugify($text)
{
    // replace non letter or digits by -
      $text = preg_replace('~[^\\pL\.\d]+~u', '-', $text);
      // trim
      $text = trim($text, '-');
      // transliterate
      $text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);
      // lowercase
      $text = strtolower($text);
      // remove unwanted characters
      $text = preg_replace('~[^-\.\w]+~', '', $text);

    if (empty($text)) {
        return 'n-a';
    }
    return $text;
}
function secure_user_vars($var)
{
    if (is_array($var)) {
        $array = array();
        foreach ($var as $key=>$value):
            $array[secure_user_vars($key)] = secure_user_vars($value);
        endforeach;
        return $array;
    } else {
        return htmlspecialchars($var, ENT_NOQUOTES, "UTF-8");
    }
}

function base64_to_image($base64_string, $output_file)
{
    $ifp = fopen($output_file, "wb");
    $data = explode(',', $base64_string);
    fwrite($ifp, base64_decode($data[1]));
    fclose($ifp);
    return $output_file;
}

function getExt($file)
{
    $ext = explode('.', $file);
    return strtolower(array_pop($ext));
}

function getExtIcon($ext)
{
    $icon = '';
    switch ($ext) {
        case '7z':
        case 'rar':
        case 'gz':
        case 'zip':
            $icon = 'fa-file-archive-o';
        break;
        
        case 'php':
        case 'js':
        case 'py':
        case 'c':
        case 'cpp':
        case 'css':
        case 'h':
        case 'hpp':
        case 'html':
        case 'htm':
        case 'asp':
        case 'jsp':
            $icon = 'fa-file-code-o';
        break;
        
        case 'xls':
        case 'xlsx':
        case 'csv':
            $icon = 'fa-file-excel-o';
        break;
        
        case 'bmp':
        case 'jpg':
        case 'jpeg':
        case 'ico':
        case 'gif':
        case 'png':
        case 'svg':
            $icon = 'fa-file-image-o';
        break;
        
        case 'pdf':
            $icon = 'fa-file-pdf-o';
        break;
        case 'ppt':
        case 'pptx':
            $icon = 'fa-file-powerpoint-o';
        break;
        
        case 'txt':
        case 'htaccess':
        case 'md':
            $icon = 'fa-file-text-o';
        break;
        
        case 'doc':
        case 'docx':
        case 'word':
            $icon = 'fa-file-word-o';
        break;
        
        case 'avi':
        case 'wmv':
        case 'mov':
        case 'divx':
        case 'xvid':
        case 'mkv':
        case 'flv':
        case 'mpeg':
        case 'h264':
        case 'rmvb':
        case 'mp4':
            $icon = 'fa-file-movie-o';
        break;
        
        case 'wav':
        case 'ogg':
        case 'ogv':
        case 'ogx':
        case 'oga':
        case 'riff':
        case 'bwf':
        case 'wma':
        case 'flac':
        case 'aac':
        case 'mp3':
            $icon = 'fa-file-audio-o';
        break;
        default:
            $icon = 'fa-file-o';
        break;
    }
    return $icon;
};

function imageResize($image, $w, $h)
{
    $resource = imagecreatefromstring(file_get_contents($image));
    $size = getimagesize($image);
    $h = (($size[1] * (($w)/$size[0])));
    $thumbnail = imagecreatetruecolor($w, $h);
    imagecopyresampled($thumbnail, $resource, 0, 0, 0, 0, $w, $h, $size[0], $size[1]);
    imagedestroy($resource);
    imagejpeg($thumbnail, $image, 100);
}