<?php

function day2int($day,$inv=false) {
	$days=array(
		'lun' => 1,
		'mar' => 2,
		'mer' => 3,
		'jeu' => 4,
		'ven' => 5,
		'sam' => 6,
		'dim' => 7,
	);
	if ($inv) {
		foreach($days as $d => $i) if ($day==$i) return $d;
		return false;
	}
	else {
		return (isset($days[$day])?$days[$day]:false);
	}
}

function group_days($movies) {
	$ret=array();
	foreach($movies as $m => $days) {
		//echo $m."\n";
		$times=array();
		$ret[$m]=array();
		foreach ($days as $d => $hs) {
			foreach ($hs as $h) {
				if (!isset($times[$h])) {
					$times[$h]=array();
				}
				$times[$h][]=$d;
			}
		}
		foreach($times as $h => $days) {
			$f=null;
			$l=null;
			$ps=array();
			//echo "$m - $h : ".implode('-',$days)."\n";
			foreach(array(3,4,5,6,7,1,2,0) as $d) {
				$day=day2int($d,1);
				//echo "$h : $day ?\n";
				if (in_array($day,$days)) {
					if ($f==null) {
						//echo "$h : debut $day\n";
						$f=$day;	
					}
					//else echo "$day : on continue\n";
					$prev=$day;
				}
				elseif ($f!=null) {
					//echo "$h : fin $prev\n";
					$l=$prev;
					if ($f==$l) $ps[]=$f; else $ps[]="$f-$l";
					$f=null;
					$l=null;
				}
			}
			//echo "$m - $h => ".implode('&',$ps)."\n";
			foreach($ps as $p) {
				if (!isset($ret[$m][$p])) {
					$ret[$m][$p]=array();
				}
				$ret[$m][$p][]=$h;
			}
		}
	}
	return $ret;
}

function withoutAccents($string){
	$replaceAccent = Array(
		"à" => "a",
		"á" => "a",
		"â" => "a",
		"ã" => "a",
		"ä" => "a",
		"ç" => "c",
		"è" => "e",
		"é" => "e",
		"ê" => "e",
		"ë" => "e",
		"ì" => "i",
		"í" => "i",
		"î" => "i",
		"ï" => "i",
		"ñ" => "n",
		"ò" => "o",
		"ó" => "o",
		"ô" => "o",
		"õ" => "o",
		"ö" => "o",
		"ù" => "u",
		"ú" => "u",
		"û" => "u",
		"ü" => "u",
		"ý" => "y",
		"ÿ" => "y",
		"À" => "A",
		"Á" => "A",
		"Â" => "A",
		"Ã" => "A",
		"Ä" => "A",
		"Ç" => "C",
		"È" => "E",
		"É" => "E",
		"Ê" => "E",
		"Ë" => "E",
		"Ì" => "I",
		"Í" => "I",
		"Î" => "I",
		"Ï" => "I",
		"Ñ" => "N",
		"Ò" => "O",
		"Ó" => "O",
		"Ô" => "O",
		"Õ" => "O",
		"Ö" => "O",
		"Ù" => "U",
		"Ú" => "U",
		"Û" => "U",
		"Ü" => "U",
		"Ý" => "Y"
	);
	return strtr($string, $replaceAccent);
}