<?php

// Code-hosting website
// ````````````````````

define('BASEDIR', __DIR__.'\\');

// clean up wwwroot

if (file_exists(BASEDIR.'wwwroot')) {
	rename(BASEDIR.'wwwroot', BASEDIR.'wwwroot.old.'.uniqid());
}
mkdir(BASEDIR.'wwwroot');

// List of projects

$ls = scandir(BASEDIR.'data');
sort($ls);
$projects = array();
foreach($ls as $dirname) {
	if ($dirname[0] == '.') continue;
	$matches = array();
	
	if (preg_match('~(?:\d+-)?(.+)~', $dirname, $matches)) {
		$projects[$dirname] = $matches[1];
	}
}

function mkthumbnail($src_file, $dest_file, $width, $height) {
	$im = imagecreatefromstring(file_get_contents($src_file));
	
	$dest = imagecreatetruecolor($width, $height);
	// TODO
	
	return imagejpeg($dest, $dest_file);
}

function str_ext($sz) {
	$dpos = strrpos($sz, '.');
	return substr($sz, $dpos+1);
}

function is_image($sz) {
	return in_array(strtolower(str_ext($sz)), ['jpg', 'png', 'jpeg']);
}

class CProject {
	
	private $dir;
	private $projname;
	private $shortdesc = '(no description)';
	private $longdesc = '';
	private $images = array();
	private $downloads = array();
	
	public function __construct($dirname, $projname) {
		$this->dir = BASEDIR.'data/'.$dirname.'/';
		$this->projname = $projname;
		
		// Identify resources in folder
		
		$ls = scandir($this->dir);
		foreach($ls as $file) {
			if ($file[0] == '.') continue;
			
			if ($file == 'README.txt') {
				$this->longdesc = file_get_contents($this->dir.'README.txt');
				$this->shortdesc = array_shift(explode("\n", $this->longdesc));
				continue;
			}
			
			if (is_image($file)) {
				$this->images[] = $file;
			} else {
				$this->downloads[] = $file;
			}
		}
	}
	
	public function write() {
		
		// Build file mapping
		
		// Generate image thumbnails
		
		// Copy data files to wwwroot
		
		// Generate index page
	}
	
}

// Format project

$pagetpl = @file_get_contents(BASEDIR.'page_template.htm');
if ($pagetpl === false) die('Missing page_template.htm');

foreach($projects as $dirname => $projectname) {
	$pr = new CProject($dirname, $projectname);
	print_r($pr);
}	

// Index page