Untitled

<?php

// NOTE: this script will overwrite index.html files so be careful.
//
// Save as generate.php
// Call as:
// php -f generate.php /some/dir

// Only run from the commandline
if (!php_sapi_name() == "cli") {
    exit('Access denied.' . PHP_EOL);
}

// Check if the root directory was passed to us on the commandline
if ($argc < 2) {
    exit('Commandline param missing (root directory path)' . PHP_EOL);
}
$root_dir = $argv[1];

// Check if the root dir exists and is a directory
if (!is_dir($root_dir)) {
    exit('Not a directory: ' . $root_dir . PHP_EOL);
}

// Generate the html files with directory contents
generateDirContents($root_dir);

// Loops through a directory and generates an index.html file
// with the directory contents
function generateDirContents($rootDir){
    $filesOrDirs = scandir($rootDir);

    // Build an array with files and an array with directories
    $files = array();
    $dirs = array();

    foreach($filesOrDirs as $key => $value){
        $path = realpath($rootDir.DIRECTORY_SEPARATOR.$value);
        if(!is_dir($path)) {
            $files[] = $path;
        } else if($value != "." && $value != "..") {
            // recursively call ourselves for sub directories
            generateDirContents($path);
            $dirs[] = $path;
        }
    }
    // generate the html
    $html = generateHtml($rootDir, $files, $dirs);

    // write the html into an index.html file
    $htmlFile = $rootDir . DIRECTORY_SEPARATOR . 'index.html';
    file_put_contents($htmlFile, $html);


}


// Main function to generate the html
function generateHtml($rootDir, $files, $dirs) {
    $html = getHeader($rootDir);
    foreach($dirs as $dir) {
        $html .= getDirHtml($dir);
    }
    foreach($files as $file) {
        $html .= getFileHtml($file);
    }
    $html .= getFooter($rootDir);
    return $html;
}

// Html snippet for each directory
function getDirHtml($dir) {
    $html = <<< EOT
<div class="dir">$dir</div>

EOT;
    return $html;
}

// Html snippet for each file
function getFileHtml($file) {
    $html = <<< EOT
<div class="file">$file</div>

EOT;
    return $html;
}

// Html snippet for the header
function getHeader($rootDir) {
    $html = <<< EOT
<!DOCTYPE HTML>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <title>$rootDir</title>
</head>
<body>
<p>header</p>
EOT;

    return $html;
}

// Html snippet for the footer
function getFooter($rootDir) {
    $html = <<< EOT
<p>footer</p>
</body>
</html>

EOT;
    return $html;
}