ENOS:4:3 FULL

<?php
/*
 * DCS200 Week 4
 *
 * fileInfo version 0
 *
 * This scripts prints information about the files in a directory.
 *
 * Update the file_info function and the headers, width arrays to
 * print more file information.
 *
 * The script uses the printf function for formated output (which is
 * modelled on the C function). You can read about printf if you wish
 * to change the layout, but this is not necessary for the early steps
 */

date_default_timezone_set('Europe/London');


// The arrays header and width control the width of colums and the header
// The arrays should be the same length. Extra columns can be added to the
// arrays.
$headers = array("File Name", "Size","Type","Modified") ; // column headers
$width = array(20, 8, 8, 24) ;                 // max width of data in each column


// The glob function returns an array of file names matching the pattern
// in the current directory. Here the pattern is to match everything.

$indent = 0;


print "\n";
print_header();

$dirinfo = getFileTree(getcwd());
array_walk($dirinfo["results"],'recursivePrint');

print "\n";
exit(0) ;

function recursivePrint($item,$key){
    global $indent;
    if(is_array($item["results"])){
        if(!empty($item["results"])){
            if(!isset($item["dir"])){
                print_file_info($item["results"]);
            } else {
                $indent+=2;

                print "\n";
                printf("%-{$indent}.{$indent}s","");
                print "Directory /$key/\n";

                print_header();

                array_walk($item["results"],'recursivePrint');

            $indent-=2;


            }
        } else {
            print "\n/$key/\n";
                printf("%-{$indent}.{$indent}s","");
            print "- Empty Directory\n";
        }
    }

//                  $indent-=2;
}

function getFileTree($currentDirectory) {

    $currentDirectory = rtrim($currentDirectory,"/")."/"; //make sure only one trailing slash on the end

    $exclude = array(".","..",".DS_Store"); //. and .. are parent dirs and I'm testing on my mac so .DS_STORE;
    $results = array();

    if(!is_dir($currentDirectory)){
        return false;
    }
    if(!$dh=opendir($currentDirectory)){
        return false;
    } else {
        while(($file=readdir($dh))!==false){
            if(!in_array($file,$exclude)){ //no excluded files
                if(is_dir($currentDirectory.$file."/")){ //we found a subdirectory
                    if(strcmp($file,".")!=0 && strcmp($file,".."!=0)){ //no parent dirs!
                        $results[$file]=getFileTree($currentDirectory.$file."/");
                    }
                } else {
                    $results[] = array("results"=>getFileInfo($currentDirectory.$file,$file),"file"=>true);
                }
            }
        }
    }
    return array("results"=>$results,"dir"=>true);

}

function getFileInfo($filename,$name){
    return array(
        $name,
        filesize($filename),
        filetype($filename),
        date("F d Y H:i",filemtime($filename))
    );
}

/*
 * Print the file information
 *
 * There shoud be no need to modify this part of the script, provided
 * that the width and info arrays are updated correctly
 */
function print_file_info($info) {
    global $width, $indent;
    $fldNum = 0 ;
    while ($fldNum < count($info)) {
        printf("%-{$indent}.{$indent}s","");
        printf("%-{$width[$fldNum]}.{$width[$fldNum]}s", $info[$fldNum]) ;
        $fldNum++ ;
    }
    print "\n" ;
}

/*
 * Print a header
 *
 * There shoud be no need to modify this part of the script, provided
 * that the width and headers arrays are updated correctly
 */
function print_header() {
    global $width, $headers,$indent ;
    $fldNum = 0 ;
    while ($fldNum < count($headers)) {
        printf("%-{$indent}.{$indent}s","");
        printf("%-{$width[$fldNum]}.{$width[$fldNum]}s", $headers[$fldNum] ) ;
        $fldNum++ ;
    }
    print "\n" ;
    // print a line
    $len = 0 ;
    foreach ($width as $w) { $len += $w ; }
        printf("%-{$indent}.{$indent}s","");
    printf("%'-{$len}s\n", "") ;
}
?>