<?php

function globistr($string = '', $mbEncoding = ''/*optional e.g.'UTF-8'*/)
{
    //returns a case insensitive Version of the searchPattern for glob();
    // e.g.: globistr('./*.jpg') => './*.[jJ][pP][gG]'
    // e.g.: glob(dirname(__FILE__).'/'.globistr('*.jpg')) => '/.../*.[jJ][pP][gG]'

    // known problems: globistr('./[abc].jpg') => FALSE:'./[[aA][bB][cC]].[jJ][pP][gG]'
    //(Problem: existing Pattern[abc] will be overwritten)
    // known solution: './[abc].'.globistr('jpg') => RIGHT: './[abc].[jJ][pP][gG]'
    //(Solution: globistr() only caseSensitive Part, not everything)
    $return = "";
    if($mbEncoding !== ''){ //multiByte Version
        $string = mb_convert_case($string,MB_CASE_LOWER,$mbEncoding);
    }
    else{ //standard Version (not multiByte,default)
        $string = strtolower($string);
    }
    $mystrlen = strlen($string);
    for($i=0;$i<$mystrlen;$i++){
        if($mbEncoding !== ''){//multiByte Version
            $myChar = mb_substr($string,$i,1,$mbEncoding);
            //$myUpperChar = mb_strtoupper($myChar,$mbEncoding);
            $myUpperChar = mb_convert_case($myChar,MB_CASE_UPPER,$mbEncoding);
        }else{
            $myChar = substr($string,$i,1);
            $myUpperChar = strtoupper($myChar);
        }
        if($myUpperChar !== $myChar){ //there is a lower- and upperChar, / Char is case sentitive
            $return .= '['.$myChar.$myUpperChar.']'; //adding both Versions : [xX]
        }else{//only one case Version / Char is case insentitive
            $return .= $myChar; //adding '1','.','*',...
        }
    }
    return $return;
}

if ( ! function_exists('glob_recursive'))
{
    // Does not support flag GLOB_BRACE

    function glob_recursive($pattern, $flags = 0)
    {
        $files = glob($pattern, $flags);

        foreach (glob(dirname($pattern).'\*', GLOB_ONLYDIR|GLOB_NOSORT) as $dir)
        {
            $files = array_merge($files, glob_recursive($dir.'\\'.basename($pattern), $flags));
        }

        return $files;
    }
}

function glob_files($filenames, $source_folder)
{
    if( !is_dir( $source_folder ) ) {
        die ( "Invalid directory.\n\n" );
    }

    $filenames = explode(' ', $filenames);
    $formats = array('mp4', 'avi', 'mkv');
    $key = 0;
    foreach ($filenames as $filename):
        foreach ($formats as $format):

            $FILES = glob_recursive($source_folder."\*".globistr($filename)."*.".$format);

            foreach($FILES as $file) {

                $FILE_LIST[$key]['path'] = substr( $file, 0, ( strrpos( $file, "\\" ) +1 ) );
                $FILE_LIST[$key]['name'] = substr( $file, ( strrpos( $file, "\\" ) +1 ) );
                $FILE_LIST[$key]['size'] = filesize( $file );
                $FILE_LIST[$key]['date'] = date('Y-m-d G:i:s', filemtime( $file ) );
                $key++;

            }

        endforeach;
    endforeach;

    if (count($filenames) > 1):

        $SEARCH_MATCH = array();
        $MOVIE_NAMES = array();

        $matches = array();
        foreach ($FILE_LIST as $index => $f)
        {
            if (isset( $matches[$f['name']] ) && !in_array($f['name'], $MOVIE_NAMES))
            {
                array_push($SEARCH_MATCH, $f);
                array_push($MOVIE_NAMES, $f['name']);
            }
            $matches[$f['name']] = $index;
        }

    elseif (!empty($FILE_LIST)):
        $SEARCH_MATCH = $FILE_LIST;
    endif;

    if (!empty($SEARCH_MATCH))
    {
        return $SEARCH_MATCH;
    }
    else
    {
        return "No files found\n";
    }
}

if (isset($_POST['search'])):
    $search = $_POST['search'];
endif;

if (isset($search)):
    $videos = glob_files($search, 'videos');
endif;
?>