utils.php

Go to the documentation of this file.

<?php 

if($_SESSION['RF']["verify"] != "RESPONSIVEfilemanager") die('forbiden');

function deleteDir($dir) {
    if (!file_exists($dir)) return true;
    if (!is_dir($dir)) return unlink($dir);
    foreach (scandir($dir) as $item) {
        if ($item == '.' || $item == '..') continue;
        if (!deleteDir($dir.DIRECTORY_SEPARATOR.$item)) return false;
    }
    return rmdir($dir);
}

function duplicate_file($old_path,$name){
    if(file_exists($old_path)){
        $info=pathinfo($old_path);
        $new_path=$info['dirname']."/".$name.".".$info['extension'];
        if(file_exists($new_path)) return false;
        return copy($old_path,$new_path);
    }
}

function rename_file($old_path,$name,$transliteration){
    $name=fix_filename($name,$transliteration);
    if(file_exists($old_path)){
        $info=pathinfo($old_path);
        $new_path=$info['dirname']."/".$name.".".$info['extension'];
        if(file_exists($new_path)) return false;
        return rename($old_path,$new_path);
    }
}

function rename_folder($old_path,$name,$transliteration){
    $name=fix_filename($name,$transliteration);
    if(file_exists($old_path)){
        $new_path=fix_dirname($old_path)."/".$name;
        if(file_exists($new_path)) return false;
        return rename($old_path,$new_path);
    }
}

function create_img_gd($imgfile, $imgthumb, $newwidth, $newheight="") {
    if(image_check_memory_usage($imgfile,$newwidth,$newheight)){
        require_once('php_image_magician.php');
        $magicianObj = new imageLib($imgfile);
        $magicianObj -> resizeImage($newwidth, $newheight, 'crop');
        $magicianObj -> saveImage($imgthumb,80);
        return true;
    }
    return false;
}

function create_img($imgfile, $imgthumb, $newwidth, $newheight="") {
    if(image_check_memory_usage($imgfile,$newwidth,$newheight)){
        require_once('php_image_magician.php');  
        $magicianObj = new imageLib($imgfile);
        $magicianObj -> resizeImage($newwidth, $newheight, 'auto');  
        $magicianObj -> saveImage($imgthumb,80);
        return true;
    }else{
        return false;
    }
}

function makeSize($size) {
   $units = array('B','KB','MB','GB','TB');
   $u = 0;
   while ( (round($size / 1024) > 0) && ($u < 4) ) {
     $size = $size / 1024;
     $u++;
   }
   return (number_format($size, 0) . " " . $units[$u]);
}

function foldersize($path) {
    $total_size = 0;
    $files = scandir($path);
    $cleanPath = rtrim($path, '/'). '/';

    foreach($files as $t) {
        if ($t != "." && $t != "..") {
            $currentFile = $cleanPath . $t;
            if (is_dir($currentFile)) {
                $size = foldersize($currentFile);
                $total_size += $size;
            }
            else {
                $size = filesize($currentFile);
                $total_size += $size;
            }
        }   
    }

    return $total_size;
}

function filescount($path) {
    $total_count = 0;
    $files = scandir($path);
    $cleanPath = rtrim($path, '/'). '/';

    foreach($files as $t) {
        if ($t != "." && $t != "..") {
            $currentFile = $cleanPath . $t;
            if (is_dir($currentFile)) {
                $size = filescount($currentFile);
                $total_count += $size;
            }
            else {
                $total_count += 1;
            }
        }   
    }

    return $total_count;
}

function create_folder($path=false,$path_thumbs=false){
    $oldumask = umask(0);
    if ($path && !file_exists($path))
        mkdir($path, 0777, true); // or even 01777 so you get the sticky bit set 
    if($path_thumbs && !file_exists($path_thumbs)) 
        mkdir($path_thumbs, 0777, true) or die("$path_thumbs cannot be found"); // or even 01777 so you get the sticky bit set 
    umask($oldumask);
}

function check_files_extensions_on_path($path,$ext){
    if(!is_dir($path)){
        $fileinfo = pathinfo($path);
        if(!in_array(mb_strtolower($fileinfo['extension']),$ext))
            unlink($path);
    }else{
        $files = scandir($path);
        foreach($files as $file){
            check_files_extensions_on_path(trim($path,'/')."/".$file,$ext);
        }
    }
}

function check_files_extensions_on_phar( $phar, &$files, $basepath, $ext ) {
    foreach( $phar as $file )
    {
        if( $file->isFile() )
        {
            if(in_array(mb_strtolower($file->getExtension()),$ext))
            {
                $files[] = $basepath.$file->getFileName( );
            }
        }
        else if( $file->isDir() )
        {
            $iterator = new DirectoryIterator( $file );
            check_files_extensions_on_phar($iterator, $files, $basepath.$file->getFileName().'/', $ext);
        }
    }
}

function fix_get_params($str){
    return strip_tags(preg_replace( "/[^a-zA-Z0-9\.\[\]_| -]/", '', $str));
}

function fix_filename($str,$transliteration){
    if($transliteration){
        if( function_exists( 'transliterator_transliterate' ) )
        {
           $str = transliterator_transliterate( 'Accents-Any', $str );
        }
        else
        {
           $str = iconv('UTF-8', 'ASCII//TRANSLIT//IGNORE', $str);
        }
                
        $str = preg_replace( "/[^a-zA-Z0-9\.\[\]_| -]/", '', $str );
    }
    
    $str=str_replace(array('"',"'","/","\\"),"",$str);
    $str=strip_tags($str);
                           
    // Empty or incorrectly transliterated filename.
    // Here is a point: a good file UNKNOWN_LANGUAGE.jpg could become .jpg in previous code.
    // So we add that default 'file' name to fix that issue.
    if( strpos( $str, '.' ) === 0 )
    {
       $str = 'file'.$str;
    }
            
    return trim( $str );
}

function fix_dirname($str){
    return str_replace('~',' ',dirname(str_replace(' ','~',$str)));
}

function fix_strtoupper($str){
    if( function_exists( 'mb_strtoupper' ) )
        return mb_strtoupper($str);
    else
        return strtoupper($str);
}


function fix_strtolower($str){
    if( function_exists( 'mb_strtoupper' ) )
        return mb_strtolower($str);
    else
        return strtolower($str);
}

function fix_path($path,$transliteration){
    $info=pathinfo($path);
    $tmp_path = $info['dirname'];
        $str=fix_filename($info['filename'],$transliteration);
    if($tmp_path!="")
                return $tmp_path.DIRECTORY_SEPARATOR.$str;
    else
                return $str;
}

function base_url(){
  return sprintf(
    "%s://%s",
    isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off' ? 'https' : 'http',
    $_SERVER['HTTP_HOST']
  );
}

function config_loading($current_path,$fld){
    if(file_exists($current_path.$fld.".config")){
        require_once($current_path.$fld.".config");
        return true;
    }
    echo "!!!!".$parent=fix_dirname($fld);
    if($parent!="." && !empty($parent)){
        config_loading($current_path,$parent);
    }
    
    return false;
}


function image_check_memory_usage($img, $max_breedte, $max_hoogte){
    if(file_exists($img)){
        $K64 = 65536;    // number of bytes in 64K
        $memory_usage = memory_get_usage();
        $memory_limit = abs(intval(str_replace('M','',ini_get('memory_limit'))*1024*1024));
        $image_properties = getimagesize($img);
        $image_width = $image_properties[0];
        $image_height = $image_properties[1];
        $image_bits = $image_properties['bits'];
        $image_memory_usage = $K64 + ($image_width * $image_height * ($image_bits )  * 2);
        $thumb_memory_usage = $K64 + ($max_breedte * $max_hoogte * ($image_bits ) * 2);
        $memory_needed = intval($memory_usage + $image_memory_usage + $thumb_memory_usage);
 
        if($memory_needed > $memory_limit){
                ini_set('memory_limit',(intval($memory_needed/1024/1024)+5) . 'M');
                if(ini_get('memory_limit') == (intval($memory_needed/1024/1024)+5) . 'M'){
                return true;
            }else{
                return false;
            }
        }else{
            return true;
        }
            }else{
            return false;
    }
}

function endsWith($haystack, $needle)
{
    return $needle === "" || substr($haystack, -strlen($needle)) === $needle;
}

function new_thumbnails_creation($targetPath,$targetFile,$name,$current_path,$relative_image_creation,$relative_path_from_current_pos,$relative_image_creation_name_to_prepend,$relative_image_creation_name_to_append,$relative_image_creation_width,$relative_image_creation_height,$fixed_image_creation,$fixed_path_from_filemanager,$fixed_image_creation_name_to_prepend,$fixed_image_creation_to_append,$fixed_image_creation_width,$fixed_image_creation_height){
    //create relative thumbs
    $all_ok=true;
    if($relative_image_creation){
        foreach($relative_path_from_current_pos as $k=>$path){
            if($path!="" && $path[strlen($path)-1]!="/") $path.="/";
            if (!file_exists($targetPath.$path)) create_folder($targetPath.$path,false);
            $info=pathinfo($name);
            if(!endsWith($targetPath,$path))
                if(!create_img($targetFile, $targetPath.$path.$relative_image_creation_name_to_prepend[$k].$info['filename'].$relative_image_creation_name_to_append[$k].".".$info['extension'], $relative_image_creation_width[$k], $relative_image_creation_height[$k]))
                    $all_ok=false;
        }
    }
    
    //create fixed thumbs
    if($fixed_image_creation){
        foreach($fixed_path_from_filemanager as $k=>$path){
            if($path!="" && $path[strlen($path)-1]!="/") $path.="/";
            $base_dir=$path.substr_replace($targetPath, '', 0, strlen($current_path));
            if (!file_exists($base_dir)) create_folder($base_dir,false);
            $info=pathinfo($name);
            if(!create_img($targetFile, $base_dir.$fixed_image_creation_name_to_prepend[$k].$info['filename'].$fixed_image_creation_to_append[$k].".".$info['extension'], $fixed_image_creation_width[$k], $fixed_image_creation_height[$k]))
                $all_ok=false;
        }
    }
    return $all_ok;
}


// Get a remote file, using whichever mechanism is enabled
function get_file_by_url($url) {
    if (ini_get('allow_url_fopen')) {
        return file_get_contents($url);
    }
    if (!function_exists('curl_version')) {
        return false;
    }
    
    $ch = curl_init();

    curl_setopt($ch, CURLOPT_HEADER, 0);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_URL, $url);

    $data = curl_exec($ch);
    curl_close($ch);

    return $data;
}

// test for dir/file writability properly
function is_really_writable($dir){
    $dir = rtrim($dir, '/');
    // linux, safe off
    if (DIRECTORY_SEPARATOR == '/' && @ini_get("safe_mode") == FALSE){
        return is_writable($dir);
    }

    // Windows, safe ON. (have to write a file :S)
    if (is_dir($dir)){
        $dir = $dir.'/'.md5(mt_rand(1,1000).mt_rand(1,1000));

        if (($fp = @fopen($dir, 'ab')) === FALSE){
            return FALSE;
        }

        fclose($fp);
        @chmod($dir, 0777);
        @unlink($dir);
        return TRUE;
    }
    elseif ( ! is_file($dir) || ($fp = @fopen($dir, 'ab')) === FALSE){
        return FALSE;
    }

    fclose($fp);
    return TRUE;
}

function is_function_callable($name){
    if (function_exists($name) === FALSE) return FALSE;
    $disabled = explode(',', ini_get('disable_functions'));
    return !in_array($name, $disabled);
}

// recursivly copies everything
function rcopy($source, $destination, $is_rec = FALSE) {
    if (is_dir($source)) {
        if ($is_rec === FALSE){
            $pinfo = pathinfo($source);
            $destination = rtrim($destination, '/').DIRECTORY_SEPARATOR.$pinfo['basename'];
        }
        if (is_dir($destination) === FALSE){
            mkdir($destination, 0777, true);
        }

        $files = scandir($source);
        foreach ($files as $file){
            if ($file != "." && $file != "..") {
                rcopy($source.DIRECTORY_SEPARATOR.$file, rtrim($destination, '/').DIRECTORY_SEPARATOR.$file, TRUE);
            }
        }
    }
    else {
        if (file_exists($source)){
            if (is_dir($destination) === TRUE){
                $pinfo = pathinfo($source);
                $dest2 = rtrim($destination, '/').DIRECTORY_SEPARATOR.$pinfo['basename'];
            }
            else {
                $dest2 = $destination;
            }

            copy($source, $dest2);
        }
    }
}

// recursivly renames everything
// I know copy and rename could be done with just one function
// but i split the 2 because sometimes rename fails on windows
// Need more feedback from users and refactor if needed
function rrename($source, $destination, $is_rec = FALSE) {
    if (is_dir($source)) {
        if ($is_rec === FALSE){
            $pinfo = pathinfo($source);
            $destination = rtrim($destination, '/').DIRECTORY_SEPARATOR.$pinfo['basename'];
        }
        if (is_dir($destination) === FALSE){
            mkdir($destination, 0777, true);
        }

        $files = scandir($source);
        foreach ($files as $file){
            if ($file != "." && $file != "..") {
                rrename($source.DIRECTORY_SEPARATOR.$file, rtrim($destination, '/').DIRECTORY_SEPARATOR.$file, TRUE);
            }
        }
    }
    else {
        if (file_exists($source)){
            if (is_dir($destination) === TRUE){
                $pinfo = pathinfo($source);
                $dest2 = rtrim($destination, '/').DIRECTORY_SEPARATOR.$pinfo['basename'];
            }
            else {
                $dest2 = $destination;
            }
            
            rename($source, $dest2);
        }
    }
}

// On windows rename leaves folders sometime
// This will clear leftover folders
// After more feedback will merge it with rrename
function rrename_after_cleaner($source) {
    $files = scandir($source);

    foreach ($files as $file) {
        if ($file != "." && $file != "..") {
            if (is_dir($source.DIRECTORY_SEPARATOR.$file)){
                rrename_after_cleaner($source.DIRECTORY_SEPARATOR.$file);
            }
            else {
                unlink($source.DIRECTORY_SEPARATOR.$file);
            }
        }
    }

    return rmdir($source);
} 

function debugger($input, $trace = FALSE, $halt = FALSE){
    ob_start();

    echo "<br>----- DEBUG DUMP -----";
    echo "<pre>";
    var_dump($input);
    echo "</pre>";
    
    if ($trace){
        $debug = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);

        echo "<br>-----STACK TRACE-----";
        echo "<pre>";
        var_dump($debug);
        echo "</pre>";
    }

    echo "</pre>";
    echo "---------------------------<br>";

    $ret = ob_get_contents();
    ob_end_clean();

    echo $ret;

    if ($halt == TRUE){
        exit();
    }
}

?>